See the License for the specific language governing permissions and
limitations under the License.
-->
-<alpha xmlns:android="http://schemas.android.com/apk/res/android"
+<alpha xmlns:android="http://schemas.android.com/apk/res/android"
android:interpolator="@interpolator/accelerate_quad"
android:fromAlpha="1.0"
android:toAlpha="0.0"
and the security view. -->
<com.android.internal.policy.impl.keyguard.KeyguardHostView
xmlns:android="http://schemas.android.com/apk/res/android"
+
android:id="@+id/keyguard_host_view"
android:layout_width="match_parent"
android:layout_height="match_parent"
- android:gravity="center_vertical"
+ android:gravity="center_horizontal"
android:orientation="horizontal">
- <include layout="@layout/keyguard_widget_region"
- android:layout_width="0dp"
- android:layout_height="match_parent"
- android:layout_weight="@integer/kg_widget_region_weight" />
-
- <com.android.internal.policy.impl.keyguard.KeyguardSecurityViewFlipper
- android:id="@+id/view_flipper"
- android:layout_width="0dp"
+ <com.android.internal.policy.impl.keyguard.SlidingChallengeLayout
+ android:id="@+id/sliding_layout"
+ android:layout_width="match_parent"
android:layout_height="match_parent"
- android:layout_weight="@integer/kg_security_flipper_weight"
- android:clipChildren="false"
- android:clipToPadding="false"
- android:paddingLeft="@dimen/keyguard_security_view_margin"
- android:paddingTop="@dimen/keyguard_security_view_margin"
- android:paddingRight="@dimen/keyguard_security_view_margin"
- android:paddingBottom="@dimen/keyguard_security_view_margin"
- android:gravity="center">
+ android:dragHandle="@drawable/security_handle">
- </com.android.internal.policy.impl.keyguard.KeyguardSecurityViewFlipper>
+ <FrameLayout
+ android:layout_width="match_parent"
+ android:layout_height="match_parent">
+ <include layout="@layout/keyguard_widget_pager"
+ android:layout_width="match_parent"
+ android:layout_height="match_parent"
+ android:layout_gravity="center"/>
+ </FrameLayout>
+ <com.android.internal.policy.impl.keyguard.KeyguardSecurityContainer
+ android:id="@+id/keyguard_security_container"
+ android:layout_width="wrap_content"
+ android:layout_height="wrap_content"
+ android:layout_isChallenge="true"
+ android:gravity="bottom|center_horizontal"
+ android:background="@drawable/security_frame">
+ <com.android.internal.policy.impl.keyguard.KeyguardSecurityViewFlipper
+ android:id="@+id/view_flipper"
+ android:layout_width="wrap_content"
+ android:layout_height="wrap_content"
+ android:clipChildren="false"
+ android:clipToPadding="false"
+ android:paddingLeft="@dimen/keyguard_security_view_margin"
+ android:paddingTop="@dimen/keyguard_security_view_margin"
+ android:paddingRight="@dimen/keyguard_security_view_margin"
+ android:paddingBottom="@dimen/keyguard_security_view_margin"
+ android:gravity="center">
+ </com.android.internal.policy.impl.keyguard.KeyguardSecurityViewFlipper>
+ </com.android.internal.policy.impl.keyguard.KeyguardSecurityContainer>
+ </com.android.internal.policy.impl.keyguard.SlidingChallengeLayout>
</com.android.internal.policy.impl.keyguard.KeyguardHostView>
+
and the security view. -->
<com.android.internal.policy.impl.keyguard.KeyguardHostView
xmlns:android="http://schemas.android.com/apk/res/android"
+
android:id="@+id/keyguard_host_view"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:gravity="center_horizontal"
android:orientation="vertical">
- <include layout="@layout/keyguard_widget_region"
+ <com.android.internal.policy.impl.keyguard.SlidingChallengeLayout
+ android:id="@+id/sliding_layout"
android:layout_width="match_parent"
- android:layout_height="153dp" />
+ android:layout_height="match_parent"
+ android:dragHandle="@drawable/security_handle">
- <com.android.internal.policy.impl.keyguard.KeyguardSecurityViewFlipper
- android:id="@+id/view_flipper"
- android:layout_width="match_parent"
- android:layout_height="0dip"
- android:clipChildren="false"
- android:clipToPadding="false"
- android:layout_weight="1"
- android:paddingLeft="@dimen/keyguard_security_view_margin"
- android:paddingTop="@dimen/keyguard_security_view_margin"
- android:paddingRight="@dimen/keyguard_security_view_margin"
- android:paddingBottom="@dimen/keyguard_security_view_margin"
- android:gravity="center">
- </com.android.internal.policy.impl.keyguard.KeyguardSecurityViewFlipper>
+ <FrameLayout
+ android:layout_width="match_parent"
+ android:layout_height="match_parent">
+ <include layout="@layout/keyguard_widget_pager"
+ android:layout_width="match_parent"
+ android:layout_height="match_parent"
+ android:layout_gravity="center"/>
+ </FrameLayout>
+
+ <com.android.internal.policy.impl.keyguard.KeyguardSecurityContainer
+ android:id="@+id/keyguard_security_container"
+ android:layout_width="wrap_content"
+ android:layout_height="wrap_content"
+ android:layout_isChallenge="true"
+ android:gravity="bottom|center_horizontal"
+ android:background="@drawable/security_frame">
+ <com.android.internal.policy.impl.keyguard.KeyguardSecurityViewFlipper
+ android:id="@+id/view_flipper"
+ android:layout_width="wrap_content"
+ android:layout_height="wrap_content"
+ android:clipChildren="false"
+ android:clipToPadding="false"
+ android:paddingLeft="@dimen/keyguard_security_view_margin"
+ android:paddingTop="@dimen/keyguard_security_view_margin"
+ android:paddingRight="@dimen/keyguard_security_view_margin"
+ android:paddingBottom="@dimen/keyguard_security_view_margin"
+ android:gravity="center">
+ </com.android.internal.policy.impl.keyguard.KeyguardSecurityViewFlipper>
+ </com.android.internal.policy.impl.keyguard.KeyguardSecurityContainer>
+ </com.android.internal.policy.impl.keyguard.SlidingChallengeLayout>
</com.android.internal.policy.impl.keyguard.KeyguardHostView>
+++ /dev/null
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-**
-** Copyright 2012, The Android Open Source Project
-**
-** Licensed under the Apache License, Version 2.0 (the "License")
-** you may not use this file except in compliance with the License.
-** You may obtain a copy of the License at
-**
-** http://www.apache.org/licenses/LICENSE-2.0
-**
-** Unless required by applicable law or agreed to in writing, software
-** distributed under the License is distributed on an "AS IS" BASIS,
-** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-** See the License for the specific language governing permissions and
-** limitations under the License.
-*/
--->
-
-<!-- This is the host view that generally contains two sub views: the widget view
- and the security view. -->
-<com.android.internal.policy.impl.keyguard.KeyguardHostView
- xmlns:android="http://schemas.android.com/apk/res/android"
- android:id="@+id/keyguard_host_view"
- android:layout_width="match_parent"
- android:layout_height="match_parent"
- android:gravity="center_horizontal"
- android:orientation="vertical">
-
- <include layout="@layout/keyguard_widget_region"
- android:layout_width="match_parent"
- android:layout_height="0dip"
- android:layout_weight="@integer/kg_widget_region_weight" />
-
- <com.android.internal.policy.impl.keyguard.KeyguardSecurityViewFlipper
- android:id="@+id/view_flipper"
- android:layout_width="match_parent"
- android:layout_height="0dip"
- android:layout_weight="@integer/kg_security_flipper_weight"
- android:clipChildren="false"
- android:clipToPadding="false"
- android:paddingLeft="@dimen/keyguard_security_view_margin"
- android:paddingTop="@dimen/keyguard_security_view_margin"
- android:paddingRight="@dimen/keyguard_security_view_margin"
- android:paddingBottom="@dimen/keyguard_security_view_margin"
- android:layout_gravity="center">
-
-
-
- </com.android.internal.policy.impl.keyguard.KeyguardSecurityViewFlipper>
-
-</com.android.internal.policy.impl.keyguard.KeyguardHostView>
-
--- /dev/null
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+**
+** Copyright 2009, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License")
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+** http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+-->
+
+<!-- This is a view that shows general status information in Keyguard. -->
+<com.android.internal.policy.impl.keyguard.KeyguardWidgetFrame
+ xmlns:android="http://schemas.android.com/apk/res/android"
+ android:id="@+id/keyguard_add_widget"
+ android:layout_width="match_parent"
+ android:layout_height="match_parent"
+ android:gravity="center_horizontal">
+ <ImageView
+ android:layout_width="match_parent"
+ android:layout_height="match_parent"
+ android:src="@drawable/add_widget" />
+</com.android.internal.policy.impl.keyguard.KeyguardWidgetFrame>
\ No newline at end of file
--- /dev/null
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+**
+** Copyright 2009, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License")
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+** http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+-->
+
+<!-- This is a view that shows general status information in Keyguard. -->
+<com.android.internal.policy.impl.keyguard.KeyguardWidgetFrame
+ xmlns:android="http://schemas.android.com/apk/res/android"
+ android:id="@+id/keyguard_camera_widget"
+ android:layout_width="match_parent"
+ android:layout_height="match_parent"
+ android:gravity="center_horizontal">
+
+ <ImageView
+ android:layout_width="match_parent"
+ android:layout_height="match_parent"
+ android:src="@drawable/camera_widget" />
+
+</com.android.internal.policy.impl.keyguard.KeyguardWidgetFrame>
\ No newline at end of file
<LinearLayout android:layout_width="match_parent"
android:layout_height="wrap_content"
- android:layout_gravity="center_vertical"
+ android:layout_gravity="center_horizontal|top"
android:orientation="vertical">
<com.android.internal.policy.impl.keyguard.ClockView
android:id="@+id/clock_view"
--- /dev/null
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+**
+** Copyright 2012, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License")
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+** http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+-->
+
+<!-- This is the selector widget that allows the user to select an action. -->
+<com.android.internal.policy.impl.keyguard.KeyguardWidgetPager
+
+ xmlns:android="http://schemas.android.com/apk/res/android"
+ android:id="@+id/app_widget_container"
+ android:paddingLeft="25dp"
+ android:paddingRight="25dp"
+ android:paddingTop="25dp"
+ android:paddingBottom="25dp"
+ android:clipChildren="false"
+ android:clipToPadding="false"
+ android:pageSpacing="10dp"
+ android:edgeSwipeRegionSize="8dp">
+</com.android.internal.policy.impl.keyguard.KeyguardWidgetPager>
\ No newline at end of file
+++ /dev/null
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-**
-** Copyright 2012, The Android Open Source Project
-**
-** Licensed under the Apache License, Version 2.0 (the "License")
-** you may not use this file except in compliance with the License.
-** You may obtain a copy of the License at
-**
-** http://www.apache.org/licenses/LICENSE-2.0
-**
-** Unless required by applicable law or agreed to in writing, software
-** distributed under the License is distributed on an "AS IS" BASIS,
-** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-** See the License for the specific language governing permissions and
-** limitations under the License.
-*/
--->
-
-<!-- This is the selector widget that allows the user to select an action. -->
-<com.android.internal.policy.impl.keyguard.KeyguardWidgetRegion
- xmlns:prvandroid="http://schemas.android.com/apk/prv/res/android"
- xmlns:android="http://schemas.android.com/apk/res/android"
- android:id="@+id/kg_widget_region"
- android:visibility="gone"
- android:gravity="center"
- android:orientation="vertical">
- <com.android.internal.policy.impl.keyguard.KeyguardWidgetPager
- android:id="@+id/app_widget_container"
- android:layout_width="match_parent"
- android:layout_height="0dp"
- android:layout_weight="1"
- android:clipChildren="false"
- android:clipToPadding="false">
- </com.android.internal.policy.impl.keyguard.KeyguardWidgetPager>
- <LinearLayout
- android:layout_width="match_parent"
- android:layout_height="10dp"
- android:orientation="horizontal"
- android:paddingLeft="@dimen/kg_widget_pager_horizontal_padding"
- android:paddingRight="@dimen/kg_widget_pager_horizontal_padding"
- android:layout_marginTop="@dimen/kg_runway_lights_top_margin"
- android:visibility="gone">
- <com.android.internal.policy.impl.keyguard.KeyguardGlowStripView
- android:id="@+id/left_strip"
- android:paddingTop="@dimen/kg_runway_lights_vertical_padding"
- android:paddingBottom="@dimen/kg_runway_lights_vertical_padding"
- android:layout_width="0dp"
- android:layout_height="match_parent"
- android:layout_weight="1"
- prvandroid:numDots="5"
- prvandroid:dotSize="@dimen/kg_runway_lights_height"
- prvandroid:leftToRight="false"
- prvandroid:glowDot="@*android:drawable/ic_lockscreen_glowdot" />
- <Space
- android:layout_width="0dp"
- android:layout_height="match_parent"
- android:layout_weight="1.6"/>
- <com.android.internal.policy.impl.keyguard.KeyguardGlowStripView
- android:id="@+id/right_strip"
- android:paddingTop="@dimen/kg_runway_lights_vertical_padding"
- android:paddingBottom="@dimen/kg_runway_lights_vertical_padding"
- android:layout_width="0dp"
- android:layout_height="match_parent"
- android:layout_weight="1"
- prvandroid:numDots="5"
- prvandroid:dotSize="@dimen/kg_runway_lights_height"
- prvandroid:leftToRight="true"
- prvandroid:glowDot="@*android:drawable/ic_lockscreen_glowdot" />
- </LinearLayout>
-</com.android.internal.policy.impl.keyguard.KeyguardWidgetRegion>
<!-- PagedView specific attributes. These attributes are used to customize
a PagedView view in XML files. -->
<declare-styleable name="PagedView">
- <!-- A spacing override for the icons within a page -->
- <attr name="pageLayoutWidthGap" format="dimension" />
- <attr name="pageLayoutHeightGap" format="dimension" />
- <!-- The padding of the pages that are dynamically created per page -->
- <attr name="pageLayoutPaddingTop" format="dimension" />
- <attr name="pageLayoutPaddingBottom" format="dimension" />
- <attr name="pageLayoutPaddingLeft" format="dimension" />
- <attr name="pageLayoutPaddingRight" format="dimension" />
<!-- The space between adjacent pages of the PagedView. -->
<attr name="pageSpacing" format="dimension" />
<!-- The padding for the scroll indicator area -->
<attr name="scrollIndicatorPaddingLeft" format="dimension" />
<attr name="scrollIndicatorPaddingRight" format="dimension" />
+ <attr name="edgeSwipeRegionSize" format="dimension" />
</declare-styleable>
<declare-styleable name="KeyguardGlowStripView">
<attr name="leftToRight" format="boolean" />
</declare-styleable>
+ <declare-styleable name="SlidingChallengeLayout">
+ <attr name="dragHandle" format="reference" />
+ </declare-styleable>
+
+ <declare-styleable name="SlidingChallengeLayout_Layout">
+ <attr name="layout_isChallenge" format="boolean" />
+ </declare-styleable>
+
<!-- Attributes that can be used with <code><FragmentBreadCrumbs></code>
tags. -->
<declare-styleable name="FragmentBreadCrumbs">
<dimen name="notification_subtext_size">12dp</dimen>
<!-- Keyguard dimensions -->
+ <!-- TEMP -->
+ <dimen name="kg_security_panel_height">600dp</dimen>
+
<!-- Width of security view in keyguard. -->
<dimen name="kg_glow_pad_size">500dp</dimen>
<java-symbol type="layout" name="notification_template_inbox" />
<java-symbol type="layout" name="keyguard_multi_user_avatar" />
<java-symbol type="layout" name="keyguard_multi_user_selector_widget" />
- <java-symbol type="layout" name="keyguard_widget_region" />
<java-symbol type="layout" name="sms_short_code_confirmation_dialog" />
+ <java-symbol type="layout" name="keyguard_add_widget" />
+ <java-symbol type="layout" name="keyguard_camera_widget" />
<java-symbol type="anim" name="slide_in_child_bottom" />
<java-symbol type="anim" name="slide_in_right" />
<java-symbol type="bool" name="config_reverseDefaultRotation" />
<java-symbol type="bool" name="config_showNavigationBar" />
<java-symbol type="bool" name="kg_share_status_area" />
- <java-symbol type="bool" name="kg_sim_puk_account_full_screen" />
+ <java-symbol type="bool" name="kg_sim_puk_account_full_screen" />
<java-symbol type="bool" name="target_honeycomb_needs_options_menu" />
<java-symbol type="color" name="kg_multi_user_text_active" />
<java-symbol type="color" name="kg_multi_user_text_inactive" />
<java-symbol type="drawable" name="magnified_region_frame" />
<java-symbol type="drawable" name="menu_background" />
<java-symbol type="drawable" name="stat_sys_secure" />
+ <java-symbol type="drawable" name="security_frame" />
<java-symbol type="id" name="action_mode_bar_stub" />
<java-symbol type="id" name="alarm_status" />
<java-symbol type="id" name="backspace" />
<java-symbol type="id" name="keyguard_users_grid" />
<java-symbol type="id" name="clock_text" />
<java-symbol type="id" name="clock_view" />
- <java-symbol type="id" name="kg_widget_region" />
- <java-symbol type="id" name="left_strip" />
- <java-symbol type="id" name="right_strip" />
<java-symbol type="id" name="keyguard_multi_user_selector" />
<java-symbol type="id" name="status_security_message" />
+ <java-symbol type="id" name="sliding_layout" />
+ <java-symbol type="id" name="keyguard_add_widget" />
+ <java-symbol type="id" name="sliding_layout" />
<java-symbol type="integer" name="config_carDockRotation" />
<java-symbol type="integer" name="config_defaultUiModeType" />
private static final int TRANSPORT_VISIBLE = 2;
private AppWidgetHost mAppWidgetHost;
- private KeyguardWidgetRegion mAppWidgetRegion;
private KeyguardWidgetPager mAppWidgetContainer;
private ViewFlipper mSecurityViewContainer;
private KeyguardSelectorView mKeyguardSelectorView;
private LockPatternUtils mLockPatternUtils;
private KeyguardSecurityModel mSecurityModel;
+ private KeyguardViewStateManager mViewStateManager;
private Rect mTempRect = new Rect();
private int mTransportState = TRANSPORT_GONE;
@Override
protected void onFinishInflate() {
- mAppWidgetRegion = (KeyguardWidgetRegion) findViewById(R.id.kg_widget_region);
- mAppWidgetRegion.setVisibility(VISIBLE);
- mAppWidgetRegion.setCallbacks(mWidgetCallbacks);
-
+ // Grab instances of and make any necessary changes to the main layouts. Create
+ // view state manager and wire up necessary listeners / callbacks.
mAppWidgetContainer = (KeyguardWidgetPager) findViewById(R.id.app_widget_container);
+ mAppWidgetContainer.setVisibility(VISIBLE);
+ mAppWidgetContainer.setCallbacks(mWidgetCallbacks);
+ mAppWidgetContainer.setMinScale(0.5f);
+
+ addDefaultWidgets();
+ maybePopulateWidgets();
+
+ mViewStateManager = new KeyguardViewStateManager();
+ SlidingChallengeLayout challengeLayout =
+ (SlidingChallengeLayout) findViewById(R.id.sliding_layout);
+ challengeLayout.setOnChallengeScrolledListener(mViewStateManager);
+ mAppWidgetContainer.setViewStateManager(mViewStateManager);
+
+ mViewStateManager.setPagedView(mAppWidgetContainer);
+ mViewStateManager.setSlidingChallenge(challengeLayout);
+
mSecurityViewContainer = (ViewFlipper) findViewById(R.id.view_flipper);
mKeyguardSelectorView = (KeyguardSelectorView) findViewById(R.id.keyguard_selector_view);
- addDefaultWidgets();
+
updateSecurityViews();
- setSystemUiVisibility(getSystemUiVisibility() | View.STATUS_BAR_DISABLE_BACK);
+ if (!(mContext instanceof Activity)) {
+ setSystemUiVisibility(getSystemUiVisibility() | View.STATUS_BAR_DISABLE_BACK);
+ }
if (KeyguardUpdateMonitor.getInstance(mContext).getIsFirstBoot()) {
showPrimarySecurityScreen(false);
protected void onAttachedToWindow() {
super.onAttachedToWindow();
mAppWidgetHost.startListening();
- // TODO: Re-enable when we have layouts that can support a better variety of widgets.
- // maybePopulateWidgets();
disableStatusViewInteraction();
post(mSwitchPageRunnable);
}
return mAppWidgetHost;
}
- void addWidget(AppWidgetHostView view) {
- mAppWidgetContainer.addWidget(view);
+ void addWidget(AppWidgetHostView view, int pageIndex) {
+ mAppWidgetContainer.addWidget(view, pageIndex);
}
- private KeyguardWidgetRegion.Callbacks mWidgetCallbacks
- = new KeyguardWidgetRegion.Callbacks() {
+ private KeyguardWidgetPager.Callbacks mWidgetCallbacks
+ = new KeyguardWidgetPager.Callbacks() {
@Override
public void userActivity() {
if (mViewMediatorCallback != null) {
public long getUserActivityTimeout() {
// Currently only considering user activity timeouts needed by widgets.
// Could also take into account longer timeouts for certain security views.
- if (mAppWidgetRegion != null) {
- return mAppWidgetRegion.getUserActivityTimeout();
+ if (mAppWidgetContainer != null) {
+ return mAppWidgetContainer.getUserActivityTimeout();
}
return -1;
}
break;
}
}
- boolean simPukFullScreen = getResources().getBoolean(R.bool.kg_sim_puk_account_full_screen);
+ boolean simPukFullScreen = getResources().getBoolean(
+ com.android.internal.R.bool.kg_sim_puk_account_full_screen);
int layoutId = getLayoutIdFor(securityMode);
if (view == null && layoutId != 0) {
final LayoutInflater inflater = LayoutInflater.from(mContext);
if (securityMode == SecurityMode.SimPin || securityMode == SecurityMode.SimPuk ||
securityMode == SecurityMode.Account) {
if (simPukFullScreen) {
- mAppWidgetRegion.setVisibility(View.GONE);
+ mAppWidgetContainer.setVisibility(View.GONE);
}
}
}
}
- private void addWidget(int appId) {
+ private void addWidget(int appId, int pageIndex) {
AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(mContext);
AppWidgetProviderInfo appWidgetInfo = appWidgetManager.getAppWidgetInfo(appId);
if (appWidgetInfo != null) {
AppWidgetHostView view = getAppWidgetHost().createView(mContext, appId, appWidgetInfo);
- addWidget(view);
+ addWidget(view, pageIndex);
} else {
Log.w(TAG, "AppWidgetInfo was null; not adding widget id " + appId);
}
private void addDefaultWidgets() {
LayoutInflater inflater = LayoutInflater.from(mContext);
- inflater.inflate(R.layout.keyguard_status_view, mAppWidgetContainer, true);
inflater.inflate(R.layout.keyguard_transport_control_view, this, true);
+ View addWidget = inflater.inflate(R.layout.keyguard_add_widget, null, true);
+ mAppWidgetContainer.addWidget(addWidget);
+ View statusWidget = inflater.inflate(R.layout.keyguard_status_view, null, true);
+ mAppWidgetContainer.addWidget(statusWidget);
+ View cameraWidget = inflater.inflate(R.layout.keyguard_camera_widget, null, true);
+ mAppWidgetContainer.addWidget(cameraWidget);
+
inflateAndAddUserSelectorWidgetIfNecessary();
initializeTransportControl();
}
}
}
- // Replace status widget if selected by user in Settings
- int statusWidgetId = mLockPatternUtils.getStatusWidget();
- if (statusWidgetId != -1) {
- addWidget(statusWidgetId);
- View newStatusWidget = mAppWidgetContainer.getChildAt(
- mAppWidgetContainer.getChildCount() - 1);
-
- int oldStatusWidgetPosition = getWidgetPosition(R.id.keyguard_status_view);
- mAppWidgetContainer.removeViewAt(oldStatusWidgetPosition);
-
- // Re-add new status widget at position of old one
- mAppWidgetContainer.removeView(newStatusWidget);
- newStatusWidget.setId(R.id.keyguard_status_view);
- mAppWidgetContainer.addView(newStatusWidget, oldStatusWidgetPosition);
+ View addWidget = mAppWidgetContainer.findViewById(R.id.keyguard_add_widget);
+ int addPageIndex = mAppWidgetContainer.indexOfChild(addWidget);
+ // This shouldn't happen, but just to be safe!
+ if (addPageIndex < 0) {
+ addPageIndex = 0;
}
// Add user-selected widget
final int[] widgets = mLockPatternUtils.getUserDefinedWidgets();
- for (int i = 0; i < widgets.length; i++) {
+ for (int i = widgets.length -1; i >= 0; i--) {
if (widgets[i] != -1) {
- addWidget(widgets[i]);
+ // We add the widgets from left to right, starting after the first page after
+ // the add page. We count down, since the order will be persisted from right
+ // to left, starting after camera.
+ addWidget(widgets[i], addPageIndex + 1);
}
}
}
super(context, attrs, defStyle);
Resources res = mContext.getResources();
- mActiveTextColor = res.getColor(R.color.kg_multi_user_text_active);
- mInactiveTextColor = res.getColor(R.color.kg_multi_user_text_inactive);
+ mActiveTextColor = res.getColor(com.android.internal.R.color.kg_multi_user_text_active);
+ mInactiveTextColor = res.getColor(com.android.internal.R.color.kg_multi_user_text_inactive);
}
public void init(UserInfo user, KeyguardMultiUserSelectorView userSelector) {
--- /dev/null
+package com.android.internal.policy.impl.keyguard;
+
+import android.content.Context;
+import android.util.AttributeSet;
+import android.widget.FrameLayout;
+
+public class KeyguardSecurityContainer extends FrameLayout {
+
+ public KeyguardSecurityContainer(Context context, AttributeSet attrs) {
+ this(context, attrs, 0);
+ }
+
+ public KeyguardSecurityContainer(Context context) {
+ this(null, null, 0);
+ }
+
+ public KeyguardSecurityContainer(Context context, AttributeSet attrs, int defStyle) {
+ super(context, attrs, defStyle);
+ }
+}
} else if (state == CONFIRM_PIN) {
if (confirmPin()) {
state = DONE;
- msg = R.string.lockscreen_sim_unlock_progress_dialog_message;
+ msg =
+ com.android.internal.R.string.lockscreen_sim_unlock_progress_dialog_message;
updateSim();
} else {
msg = R.string.kg_invalid_confirm_pin_hint;
// Whether to use the last line as a combined line to either display owner info / charging.
// If false, each item will be given a dedicated space.
private boolean mShareStatusRegion = false;
-
+
// last known battery level
private int mBatteryLevel = 100;
if (DEBUG) Log.v(TAG, "KeyguardStatusViewManager()");
mContainer = view;
Resources res = getContext().getResources();
- mDateFormatString =
+ mDateFormatString =
res.getText(com.android.internal.R.string.abbrev_wday_month_day_no_year);
- mShareStatusRegion = res.getBoolean(R.bool.kg_share_status_area);
+ mShareStatusRegion = res.getBoolean(com.android.internal.R.bool.kg_share_status_area);
mLockPatternUtils = new LockPatternUtils(view.getContext());
mUpdateMonitor = KeyguardUpdateMonitor.getInstance(view.getContext());
package com.android.internal.policy.impl.keyguard;
+import android.app.Activity;
import android.content.Context;
import android.graphics.Canvas;
import android.graphics.ColorFilter;
import android.os.RemoteException;
import android.os.ServiceManager;
import android.telephony.TelephonyManager;
-import android.view.KeyEvent;
-import android.widget.LinearLayout;
import android.util.AttributeSet;
import android.util.Log;
import android.util.Slog;
+import android.view.KeyEvent;
+import android.widget.FrameLayout;
/**
* Base class for keyguard view. {@link #reset} is where you should
* Handles intercepting of media keys that still work when the keyguard is
* showing.
*/
-public abstract class KeyguardViewBase extends LinearLayout {
+public abstract class KeyguardViewBase extends FrameLayout {
private static final int BACKGROUND_COLOR = 0x70000000;
private AudioManager mAudioManager;
@Override
public void dispatchSystemUiVisibilityChanged(int visibility) {
super.dispatchSystemUiVisibilityChanged(visibility);
- setSystemUiVisibility(STATUS_BAR_DISABLE_BACK);
+
+ if (!(mContext instanceof Activity)) {
+ setSystemUiVisibility(STATUS_BAR_DISABLE_BACK);
+ }
}
public void setViewMediatorCallback(
if (mScreenOn) {
mKeyguardView.show();
- mKeyguardView.requestFocus();
}
}
mScreenOn = true;
cancelDoKeyguardLaterLocked();
if (DEBUG) Log.d(TAG, "onScreenTurnedOn, seq = " + mDelayedShowingSequence);
- notifyScreenOnLocked(showListener);
+ if (showListener != null) {
+ notifyScreenOnLocked(showListener);
+ }
}
maybeSendUserPresentBroadcast();
}
+ " isSecure=" + isSecure() + " --> flags=0x" + Integer.toHexString(flags));
}
- mStatusBarManager.disable(flags);
+ if (!(mContext instanceof Activity)) {
+ mStatusBarManager.disable(flags);
+ }
}
}
--- /dev/null
+package com.android.internal.policy.impl.keyguard;
+
+import android.view.View;
+
+public class KeyguardViewStateManager implements SlidingChallengeLayout.OnChallengeScrolledListener {
+
+ private KeyguardWidgetPager mPagedView;
+ private int mCurrentPageIndex;
+ private SlidingChallengeLayout mSlidingChallengeLayout;
+ private int[] mTmpPoint = new int[2];
+
+ int mChallengeTop = 0;
+
+ public KeyguardViewStateManager() {
+ }
+
+ public void setPagedView(KeyguardWidgetPager pagedView) {
+ mPagedView = pagedView;
+ }
+
+ public void setSlidingChallenge(SlidingChallengeLayout layout) {
+ mSlidingChallengeLayout = layout;
+ }
+
+ public void onPageBeginMoving() {
+ if (mSlidingChallengeLayout.isChallengeShowing()) {
+ mSlidingChallengeLayout.showChallenge(false);
+ }
+ }
+
+ public void onPageEndMoving() {
+ }
+
+ public void onPageSwitch(View newPage, int newPageIndex) {
+ // Reset the previous page size and ensure the current page is sized appropriately
+ if (mPagedView != null) {
+ KeyguardWidgetFrame oldPage = mPagedView.getWidgetPageAt(mCurrentPageIndex);
+ // Reset the old widget page to full size
+ if (oldPage != null) {
+ oldPage.resetSize();
+ }
+
+ KeyguardWidgetFrame newCurPage = mPagedView.getWidgetPageAt(newPageIndex);
+ if (mSlidingChallengeLayout.isChallengeShowing()) {
+ sizeWidgetFrameToChallengeTop(newCurPage);
+ }
+ }
+ mCurrentPageIndex = newPageIndex;
+ }
+
+ private void sizeWidgetFrameToChallengeTop(KeyguardWidgetFrame frame) {
+ if (frame == null) return;
+ mTmpPoint[0] = 0;
+ mTmpPoint[1] = mChallengeTop;
+ mapPoint(mSlidingChallengeLayout, frame, mTmpPoint);
+ frame.setChallengeTop(mTmpPoint[1]);
+ }
+
+ /**
+ * Simple method to map a point from one view's coordinates to another's. Note: this method
+ * doesn't account for transforms, so if the views will be transformed, this should not be used.
+ *
+ * @param fromView The view to which the point is relative
+ * @param toView The view into which the point should be mapped
+ * @param pt The point
+ */
+ public void mapPoint(View fromView, View toView, int pt[]) {
+ int[] loc = new int[2];
+ fromView.getLocationInWindow(loc);
+ int x = loc[0];
+ int y = loc[1];
+
+ toView.getLocationInWindow(loc);
+ int vX = loc[0];
+ int vY = loc[1];
+
+ pt[0] += x - vX;
+ pt[1] += y - vY;
+ }
+
+ @Override
+ public void onScrollStateChanged(int scrollState) {
+ if (scrollState == SlidingChallengeLayout.SCROLL_STATE_IDLE) {
+ if (mPagedView == null) return;
+
+ boolean challengeShowing = mSlidingChallengeLayout.isChallengeShowing();
+ int curPage = mPagedView.getCurrentPage();
+ KeyguardWidgetFrame frame = mPagedView.getWidgetPageAt(curPage);
+
+ if (frame != null) {
+ if (!challengeShowing) {
+ frame.resetSize();
+ } else {
+ sizeWidgetFrameToChallengeTop(frame);
+ }
+ }
+
+ if (challengeShowing) {
+ mPagedView.setOnlyAllowEdgeSwipes(true);
+ } else {
+ mPagedView.setOnlyAllowEdgeSwipes(false);
+ }
+
+ }
+ }
+
+ @Override
+ public void onScrollPositionChanged(float scrollPosition, int challengeTop) {
+ mChallengeTop = challengeTop;
+ }
+
+}
import android.content.Context;
import android.content.res.Resources;
import android.graphics.Canvas;
-import android.graphics.Color;
import android.graphics.LinearGradient;
import android.graphics.Paint;
import android.graphics.PorterDuff;
import android.graphics.PorterDuffXfermode;
import android.graphics.Rect;
import android.graphics.Shader;
+import android.graphics.drawable.Drawable;
import android.os.PowerManager;
import android.os.SystemClock;
import android.util.AttributeSet;
import android.view.MotionEvent;
+import android.view.View;
import android.widget.FrameLayout;
import com.android.internal.R;
private PowerManager mPowerManager;
private boolean mDisableInteraction;
+ private float mBackgroundAlpha;
+ private float mBackgroundAlphaMultiplier;
+ private Drawable mBackgroundDrawable;
+ private Rect mBackgroundRect = new Rect();
+
public KeyguardWidgetFrame(Context context) {
this(context, null, 0);
}
mPowerManager = (PowerManager) mContext.getSystemService(Context.POWER_SERVICE);
Resources res = context.getResources();
+ /*
int hPadding = res.getDimensionPixelSize(R.dimen.kg_widget_pager_horizontal_padding);
int topPadding = res.getDimensionPixelSize(R.dimen.kg_widget_pager_top_padding);
int bottomPadding = res.getDimensionPixelSize(R.dimen.kg_widget_pager_bottom_padding);
setPadding(hPadding, topPadding, hPadding, bottomPadding);
+ */
+ // TODO: this padding should really correspond to the padding embedded in the background
+ // drawable (ie. outlines).
+ int padding = (int) (res.getDisplayMetrics().density * 8);
+ setPadding(padding, padding, padding, padding);
+
+ mBackgroundDrawable = res.getDrawable(R.drawable.security_frame);
mGradientColor = res.getColor(com.android.internal.R.color.kg_widget_pager_gradient);
mGradientPaint.setXfermode(sAddBlendMode);
}
@Override
protected void dispatchDraw(Canvas canvas) {
+ drawBg(canvas);
super.dispatchDraw(canvas);
drawGradientOverlay(canvas);
}
+ /**
+ * Because this view has fading outlines, it is essential that we enable hardware
+ * layers on the content (child) so that updating the alpha of the outlines doesn't
+ * result in the content layer being recreated.
+ */
+ public void enableHardwareLayersForContent() {
+ View widget = getContent();
+ if (widget != null) {
+ widget.setLayerType(LAYER_TYPE_HARDWARE, null);
+ }
+ }
+
+ /**
+ * Because this view has fading outlines, it is essential that we enable hardware
+ * layers on the content (child) so that updating the alpha of the outlines doesn't
+ * result in the content layer being recreated.
+ */
+ public void disableHardwareLayersForContent() {
+ View widget = getContent();
+ if (widget != null) {
+ widget.setLayerType(LAYER_TYPE_NONE, null);
+ }
+ }
+
+ public View getContent() {
+ return getChildAt(0);
+ }
+
private void drawGradientOverlay(Canvas c) {
mGradientPaint.setShader(mForegroundGradient);
mGradientPaint.setAlpha(mForegroundAlpha);
c.drawRect(mForegroundRect, mGradientPaint);
}
+ protected void drawBg(Canvas canvas) {
+ if (mBackgroundAlpha > 0.0f) {
+ Drawable bg = mBackgroundDrawable;
+
+ bg.setAlpha((int) (mBackgroundAlpha * mBackgroundAlphaMultiplier * 255));
+ bg.setBounds(mBackgroundRect);
+ bg.draw(canvas);
+ }
+ }
+
+ public float getBackgroundAlpha() {
+ return mBackgroundAlpha;
+ }
+
+ public void setBackgroundAlphaMultiplier(float multiplier) {
+ if (mBackgroundAlphaMultiplier != multiplier) {
+ mBackgroundAlphaMultiplier = multiplier;
+ invalidate();
+ }
+ }
+
+ public float getBackgroundAlphaMultiplier() {
+ return mBackgroundAlphaMultiplier;
+ }
+
+ public void setBackgroundAlpha(float alpha) {
+ if (mBackgroundAlpha != alpha) {
+ mBackgroundAlpha = alpha;
+ invalidate();
+ }
+ }
+
+ /**
+ * Depending on whether the security is up, the widget size needs to change
+ *
+ * @param height The height of the widget, -1 for full height
+ */
+ public void setWidgetHeight(int height) {
+ boolean needLayout = false;
+ View widget = getContent();
+ if (widget != null) {
+ LayoutParams lp = (LayoutParams) widget.getLayoutParams();
+ if (lp.height != height) {
+ needLayout = true;
+ lp.height = height;
+ }
+ }
+ if (needLayout) {
+ requestLayout();
+ }
+ }
+
+ /**
+ * Set the top location of the challenge.
+ *
+ * @param top The top of the challenge, in _local_ coordinates, or -1 to indicate the challenge
+ * is down.
+ */
+ public void setChallengeTop(int top) {
+ // The widget starts below the padding, and extends to the top of the challengs.
+ int widgetHeight = top - getPaddingTop();
+ setWidgetHeight(widgetHeight);
+ }
+
+ public void resetSize() {
+ setWidgetHeight(LayoutParams.MATCH_PARENT);
+ }
+
@Override
protected void onSizeChanged(int w, int h, int oldw, int oldh) {
super.onSizeChanged(w, h, oldw, oldh);
mGradientColor, 0, Shader.TileMode.CLAMP);
mRightToLeftGradient = new LinearGradient(x1, 0f, x0, 0f,
mGradientColor, 0, Shader.TileMode.CLAMP);
+ mBackgroundRect.set(0, 0, w, h);
}
void setOverScrollAmount(float r, boolean left) {
*/
package com.android.internal.policy.impl.keyguard;
+import android.animation.ObjectAnimator;
import android.animation.TimeInterpolator;
import android.appwidget.AppWidgetHostView;
import android.content.Context;
import android.view.Gravity;
import android.view.MotionEvent;
import android.view.View;
+import android.view.View.OnLongClickListener;
+import android.view.ViewGroup;
import android.view.animation.AccelerateInterpolator;
import android.view.animation.DecelerateInterpolator;
-
import android.widget.FrameLayout;
import com.android.internal.R;
-public class KeyguardWidgetPager extends PagedView {
+public class KeyguardWidgetPager extends PagedView implements PagedView.PageSwitchListener,
+ OnLongClickListener {
+
ZInterpolator mZInterpolator = new ZInterpolator(0.5f);
private static float CAMERA_DISTANCE = 10000;
private static float TRANSITION_SCALE_FACTOR = 0.74f;
private static final boolean PERFORM_OVERSCROLL_ROTATION = true;
private AccelerateInterpolator mAlphaInterpolator = new AccelerateInterpolator(0.9f);
private DecelerateInterpolator mLeftScreenAlphaInterpolator = new DecelerateInterpolator(4);
+ private KeyguardViewStateManager mViewStateManager;
+
+ // Related to the fading in / out background outlines
+ private static final int CHILDREN_OUTLINE_FADE_OUT_DELAY = 0;
+ private static final int CHILDREN_OUTLINE_FADE_OUT_DURATION = 375;
+ private static final int CHILDREN_OUTLINE_FADE_IN_DURATION = 100;
+ private ObjectAnimator mChildrenOutlineFadeInAnimation;
+ private ObjectAnimator mChildrenOutlineFadeOutAnimation;
+ private float mChildrenOutlineAlpha = 0;
+
+ private static final long CUSTOM_WIDGET_USER_ACTIVITY_TIMEOUT = 30000;
+ private static final boolean CAFETERIA_TRAY = false;
+
+ private int mPage = 0;
+ private Callbacks mCallbacks;
public KeyguardWidgetPager(Context context, AttributeSet attrs) {
this(context, attrs, 0);
if (getImportantForAccessibility() == View.IMPORTANT_FOR_ACCESSIBILITY_AUTO) {
setImportantForAccessibility(View.IMPORTANT_FOR_ACCESSIBILITY_YES);
}
+
+ setPageSwitchListener(this);
+ }
+
+ public void setViewStateManager(KeyguardViewStateManager viewStateManager) {
+ mViewStateManager = viewStateManager;
+ }
+
+ @Override
+ public void onPageSwitch(View newPage, int newPageIndex) {
+ boolean showingStatusWidget = false;
+ if (newPage instanceof ViewGroup) {
+ ViewGroup vg = (ViewGroup) newPage;
+ if (vg.getChildAt(0) instanceof KeyguardStatusView) {
+ showingStatusWidget = true;
+ }
+ }
+
+ // Disable the status bar clock if we're showing the default status widget
+ if (showingStatusWidget) {
+ setSystemUiVisibility(getSystemUiVisibility() | View.STATUS_BAR_DISABLE_CLOCK);
+ } else {
+ setSystemUiVisibility(getSystemUiVisibility() & ~View.STATUS_BAR_DISABLE_CLOCK);
+ }
+
+ // Extend the display timeout if the user switches pages
+ if (mPage != newPageIndex) {
+ mPage = newPageIndex;
+ if (mCallbacks != null) {
+ mCallbacks.onUserActivityTimeoutChanged();
+ mCallbacks.userActivity();
+ }
+ }
+ if (mViewStateManager != null) {
+ mViewStateManager.onPageSwitch(newPage, newPageIndex);
+ }
+ }
+
+ public void showPagingFeedback() {
+ // Nothing yet.
+ }
+
+ public long getUserActivityTimeout() {
+ View page = getPageAt(mPage);
+ if (page instanceof ViewGroup) {
+ ViewGroup vg = (ViewGroup) page;
+ View view = vg.getChildAt(0);
+ if (!(view instanceof KeyguardStatusView)
+ && !(view instanceof KeyguardMultiUserSelectorView)) {
+ return CUSTOM_WIDGET_USER_ACTIVITY_TIMEOUT;
+ }
+ }
+ return -1;
+ }
+
+ public void setCallbacks(Callbacks callbacks) {
+ mCallbacks = callbacks;
+ }
+
+ public interface Callbacks {
+ public void userActivity();
+ public void onUserActivityTimeoutChanged();
+ }
+
+ public void addWidget(View widget) {
+ addWidget(widget, -1);
}
/*
- * We wrap widgets in a special frame which handles drawing the overscroll foreground.
+ * We wrap widgets in a special frame which handles drawing the over scroll foreground.
*/
- public void addWidget(AppWidgetHostView widget) {
- KeyguardWidgetFrame frame = new KeyguardWidgetFrame(getContext());
- FrameLayout.LayoutParams lp = new FrameLayout.LayoutParams(LayoutParams.MATCH_PARENT,
- LayoutParams.MATCH_PARENT);
- lp.gravity = Gravity.CENTER;
- // The framework adds a default padding to AppWidgetHostView. We don't need this padding
- // for the Keyguard, so we override it to be 0.
- widget.setPadding(0, 0, 0, 0);
- widget.setContentDescription(widget.getAppWidgetInfo().label);
- frame.addView(widget, lp);
- addView(frame);
+ public void addWidget(View widget, int pageIndex) {
+ KeyguardWidgetFrame frame;
+ // All views contained herein should be wrapped in a KeyguardWidgetFrame
+ if (!(widget instanceof KeyguardWidgetFrame)) {
+ frame = new KeyguardWidgetFrame(getContext());
+ FrameLayout.LayoutParams lp = new FrameLayout.LayoutParams(LayoutParams.MATCH_PARENT,
+ LayoutParams.MATCH_PARENT);
+ lp.gravity = Gravity.TOP;
+ // The framework adds a default padding to AppWidgetHostView. We don't need this padding
+ // for the Keyguard, so we override it to be 0.
+ widget.setPadding(0, 0, 0, 0);
+ if (widget instanceof AppWidgetHostView) {
+ AppWidgetHostView awhv = (AppWidgetHostView) widget;
+ widget.setContentDescription(awhv.getAppWidgetInfo().label);
+ }
+ frame.addView(widget, lp);
+ } else {
+ frame = (KeyguardWidgetFrame) widget;
+ }
+
+ ViewGroup.LayoutParams pageLp = new ViewGroup.LayoutParams(
+ ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT);
+ frame.setOnLongClickListener(this);
+
+ if (pageIndex == -1) {
+ addView(frame, pageLp);
+ } else {
+ addView(frame, pageIndex, pageLp);
+ }
}
- protected void onUnhandledTap(MotionEvent ev) {
- if (getParent() instanceof KeyguardWidgetRegion) {
- ((KeyguardWidgetRegion) getParent()).showPagingFeedback();
+ // We enforce that all children are KeyguardWidgetFrames
+ @Override
+ public void addView(View child, int index) {
+ enforceKeyguardWidgetFrame(child);
+ super.addView(child, index);
+ }
+
+ @Override
+ public void addView(View child, int width, int height) {
+ enforceKeyguardWidgetFrame(child);
+ super.addView(child, width, height);
+ }
+
+ @Override
+ public void addView(View child, LayoutParams params) {
+ enforceKeyguardWidgetFrame(child);
+ super.addView(child, params);
+ }
+
+ @Override
+ public void addView(View child, int index, LayoutParams params) {
+ enforceKeyguardWidgetFrame(child);
+ super.addView(child, index, params);
+ }
+
+ private void enforceKeyguardWidgetFrame(View child) {
+ if (!(child instanceof KeyguardWidgetFrame)) {
+ throw new IllegalArgumentException(
+ "KeyguardWidgetPager children must be KeyguardWidgetFrames");
}
}
+ public KeyguardWidgetFrame getWidgetPageAt(int index) {
+ // This is always a valid cast as we've guarded the ability to
+ return (KeyguardWidgetFrame) getChildAt(index);
+ }
+
+ protected void onUnhandledTap(MotionEvent ev) {
+ showPagingFeedback();
+ }
+
@Override
protected void onPageBeginMoving() {
// Enable hardware layers while pages are moving
// TODO: We should only do this for the two views that are actually moving
int children = getChildCount();
for (int i = 0; i < children; i++) {
- getChildAt(i).setLayerType(LAYER_TYPE_HARDWARE, null);
+ getWidgetPageAt(i).enableHardwareLayersForContent();
+ }
+
+ if (mViewStateManager != null) {
+ mViewStateManager.onPageBeginMoving();
}
+ showOutlines();
}
@Override
// Disable hardware layers while pages are moving
int children = getChildCount();
for (int i = 0; i < children; i++) {
- getChildAt(i).setLayerType(LAYER_TYPE_NONE, null);
+ getWidgetPageAt(i).disableHardwareLayersForContent();
}
+
+ if (mViewStateManager != null) {
+ mViewStateManager.onPageEndMoving();
+ }
+ hideOutlines();
}
/*
public String getCurrentPageDescription() {
final int nextPageIndex = getNextPage();
if (nextPageIndex >= 0 && nextPageIndex < getChildCount()) {
- KeyguardWidgetFrame frame = (KeyguardWidgetFrame) getChildAt(nextPageIndex);
+ KeyguardWidgetFrame frame = getWidgetPageAt(nextPageIndex);
CharSequence title = frame.getChildAt(0).getContentDescription();
if (title == null) {
title = "";
acceleratedOverScroll(amount);
}
+ float backgroundAlphaInterpolator(float r) {
+ return r;
+ }
+
+ private void updatePageAlphaValues(int screenCenter) {
+ boolean isInOverscroll = mOverScrollX < 0 || mOverScrollX > mMaxScrollX;
+ if (!isInOverscroll) {
+ for (int i = 0; i < getChildCount(); i++) {
+ KeyguardWidgetFrame child = getWidgetPageAt(i);
+ if (child != null) {
+ float scrollProgress = getScrollProgress(screenCenter, child, i);
+ float alpha = 1 - Math.abs(scrollProgress);
+ // TODO: Set content alpha
+ if (!isReordering()) {
+ child.setBackgroundAlphaMultiplier(
+ backgroundAlphaInterpolator(Math.abs(scrollProgress)));
+ } else {
+ child.setBackgroundAlphaMultiplier(1f);
+ }
+ }
+ }
+ }
+ }
+
// In apps customize, we have a scrolling effect which emulates pulling cards off of a stack.
@Override
protected void screenScrolled(int screenCenter) {
super.screenScrolled(screenCenter);
-
+ updatePageAlphaValues(screenCenter);
for (int i = 0; i < getChildCount(); i++) {
- View v = getPageAt(i);
+ KeyguardWidgetFrame v = getWidgetPageAt(i);
+ if (v == mDragView) continue;
if (v != null) {
float scrollProgress = getScrollProgress(screenCenter, v, i);
-
- float interpolatedProgress =
+ float interpolatedProgress =
mZInterpolator.getInterpolation(Math.abs(Math.min(scrollProgress, 0)));
- float scale = (1 - interpolatedProgress) +
- interpolatedProgress * TRANSITION_SCALE_FACTOR;
- float translationX = Math.min(0, scrollProgress) * v.getMeasuredWidth();
-
- float alpha;
-
- if (scrollProgress < 0) {
- alpha = scrollProgress < 0 ? mAlphaInterpolator.getInterpolation(
- 1 - Math.abs(scrollProgress)) : 1.0f;
- } else {
- // On large screens we need to fade the page as it nears its leftmost position
- alpha = mLeftScreenAlphaInterpolator.getInterpolation(1 - scrollProgress);
+
+ float scale = 1.0f;
+ float translationX = 0;
+ float alpha = 1.0f;
+
+ if (CAFETERIA_TRAY) {
+ scale = (1 - interpolatedProgress) +
+ interpolatedProgress * TRANSITION_SCALE_FACTOR;
+ translationX = Math.min(0, scrollProgress) * v.getMeasuredWidth();
+
+ if (scrollProgress < 0) {
+ alpha = scrollProgress < 0 ? mAlphaInterpolator.getInterpolation(
+ 1 - Math.abs(scrollProgress)) : 1.0f;
+ } else {
+ // On large screens we need to fade the page as it nears its leftmost position
+ alpha = mLeftScreenAlphaInterpolator.getInterpolation(1 - scrollProgress);
+ }
}
v.setCameraDistance(mDensity * CAMERA_DISTANCE);
// Overscroll to the left
v.setPivotX(TRANSITION_PIVOT * pageWidth);
v.setRotationY(-TRANSITION_MAX_ROTATION * scrollProgress);
- if (v instanceof KeyguardWidgetFrame) {
- ((KeyguardWidgetFrame) v).setOverScrollAmount(Math.abs(scrollProgress),
- true);
- }
+ v.setOverScrollAmount(Math.abs(scrollProgress), true);
scale = 1.0f;
alpha = 1.0f;
// On the first page, we don't want the page to have any lateral motion
v.setRotationY(-TRANSITION_MAX_ROTATION * scrollProgress);
scale = 1.0f;
alpha = 1.0f;
- if (v instanceof KeyguardWidgetFrame) {
- ((KeyguardWidgetFrame) v).setOverScrollAmount(Math.abs(scrollProgress),
- false);
- }
+ v.setOverScrollAmount(Math.abs(scrollProgress), false);
// On the last page, we don't want the page to have any lateral motion.
translationX = 0;
} else {
v.setPivotY(pageHeight / 2.0f);
v.setPivotX(pageWidth / 2.0f);
v.setRotationY(0f);
- if (v instanceof KeyguardWidgetFrame) {
- ((KeyguardWidgetFrame) v).setOverScrollAmount(0, false);
- }
+ v.setOverScrollAmount(0, false);
}
}
- v.setTranslationX(translationX);
- v.setScaleX(scale);
- v.setScaleY(scale);
+ if (CAFETERIA_TRAY) {
+ v.setTranslationX(translationX);
+ v.setScaleX(scale);
+ v.setScaleY(scale);
+ }
v.setAlpha(alpha);
// If the view has 0 alpha, we set it to be invisible so as to prevent
}
}
}
+
+ @Override
+ protected void onStartReordering() {
+ super.onStartReordering();
+ setChildrenOutlineMultiplier(1.0f);
+ showOutlines();
+ }
+
+ @Override
+ protected void onEndReordering() {
+ super.onEndReordering();
+ hideOutlines();
+ }
+
+ void showOutlines() {
+ if (mChildrenOutlineFadeOutAnimation != null) mChildrenOutlineFadeOutAnimation.cancel();
+ if (mChildrenOutlineFadeInAnimation != null) mChildrenOutlineFadeInAnimation.cancel();
+ mChildrenOutlineFadeInAnimation = ObjectAnimator.ofFloat(this, "childrenOutlineAlpha", 1.0f);
+ mChildrenOutlineFadeInAnimation.setDuration(CHILDREN_OUTLINE_FADE_IN_DURATION);
+ mChildrenOutlineFadeInAnimation.start();
+ }
+
+ void hideOutlines() {
+ if (mChildrenOutlineFadeInAnimation != null) mChildrenOutlineFadeInAnimation.cancel();
+ if (mChildrenOutlineFadeOutAnimation != null) mChildrenOutlineFadeOutAnimation.cancel();
+ mChildrenOutlineFadeOutAnimation = ObjectAnimator.ofFloat(this, "childrenOutlineAlpha", 0.0f);
+ mChildrenOutlineFadeOutAnimation.setDuration(CHILDREN_OUTLINE_FADE_OUT_DURATION);
+ mChildrenOutlineFadeOutAnimation.setStartDelay(CHILDREN_OUTLINE_FADE_OUT_DELAY);
+ mChildrenOutlineFadeOutAnimation.start();
+ }
+
+ public void setChildrenOutlineAlpha(float alpha) {
+ mChildrenOutlineAlpha = alpha;
+ for (int i = 0; i < getChildCount(); i++) {
+ getWidgetPageAt(i).setBackgroundAlpha(alpha);
+ }
+ }
+
+ public void setChildrenOutlineMultiplier(float alpha) {
+ mChildrenOutlineAlpha = alpha;
+ for (int i = 0; i < getChildCount(); i++) {
+ getWidgetPageAt(i).setBackgroundAlphaMultiplier(alpha);
+ }
+ }
+
+ public float getChildrenOutlineAlpha() {
+ return mChildrenOutlineAlpha;
+ }
+
+ @Override
+ public boolean onLongClick(View v) {
+ startReordering();
+ return true;
+ }
}
+++ /dev/null
-/*
- * Copyright (C) 2012 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package com.android.internal.policy.impl.keyguard;
-
-import android.content.Context;
-import android.util.AttributeSet;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.LinearLayout;
-
-import com.android.internal.R;
-public class KeyguardWidgetRegion extends LinearLayout implements PagedView.PageSwitchListener {
- KeyguardGlowStripView mLeftStrip;
- KeyguardGlowStripView mRightStrip;
- KeyguardWidgetPager mPager;
- private int mPage = 0;
- private Callbacks mCallbacks;
-
- // We are disabling touch interaction of the widget region for factory ROM.
- private static final boolean DISABLE_TOUCH_INTERACTION = true;
-
- private static final long CUSTOM_WIDGET_USER_ACTIVITY_TIMEOUT = 30000;
-
- public KeyguardWidgetRegion(Context context) {
- this(context, null, 0);
- }
-
- public KeyguardWidgetRegion(Context context, AttributeSet attrs) {
- this(context, attrs, 0);
- }
-
- public KeyguardWidgetRegion(Context context, AttributeSet attrs, int defStyle) {
- super(context, attrs, defStyle);
- }
-
- @Override
- protected void onFinishInflate() {
- super.onFinishInflate();
- mLeftStrip = (KeyguardGlowStripView) findViewById(R.id.left_strip);
- mRightStrip = (KeyguardGlowStripView) findViewById(R.id.right_strip);
- mPager = (KeyguardWidgetPager) findViewById(R.id.app_widget_container);
- mPager.setPageSwitchListener(this);
-
- setSoundEffectsEnabled(false);
- if (!DISABLE_TOUCH_INTERACTION) {
- setOnClickListener(new OnClickListener() {
- @Override
- public void onClick(View v) {
- showPagingFeedback();
- }
- });
- }
- }
-
- public void showPagingFeedback() {
- if ((mPage < mPager.getPageCount() - 1)) {
- mLeftStrip.makeEmGo();
- }
- if ((mPage > 0)) {
- mRightStrip.makeEmGo();
- }
- }
-
- @Override
- public void onPageSwitch(View newPage, int newPageIndex) {
- boolean showingStatusWidget = false;
- if (newPage instanceof ViewGroup) {
- ViewGroup vg = (ViewGroup) newPage;
- if (vg.getChildAt(0) instanceof KeyguardStatusView) {
- showingStatusWidget = true;
- }
- }
-
- // Disable the status bar clock if we're showing the default status widget
- if (showingStatusWidget) {
- setSystemUiVisibility(getSystemUiVisibility() | View.STATUS_BAR_DISABLE_CLOCK);
- } else {
- setSystemUiVisibility(getSystemUiVisibility() & ~View.STATUS_BAR_DISABLE_CLOCK);
- }
-
- // Extend the display timeout if the user switches pages
- if (mPage != newPageIndex) {
- mPage = newPageIndex;
- if (mCallbacks != null) {
- mCallbacks.onUserActivityTimeoutChanged();
- mCallbacks.userActivity();
- }
- }
- }
-
- public long getUserActivityTimeout() {
- View page = mPager.getPageAt(mPage);
- if (page instanceof ViewGroup) {
- ViewGroup vg = (ViewGroup) page;
- View view = vg.getChildAt(0);
- if (!(view instanceof KeyguardStatusView)
- && !(view instanceof KeyguardMultiUserSelectorView)) {
- return CUSTOM_WIDGET_USER_ACTIVITY_TIMEOUT;
- }
- }
- return -1;
- }
-
- public void setCallbacks(Callbacks callbacks) {
- mCallbacks = callbacks;
- }
-
- public interface Callbacks {
- public void userActivity();
- public void onUserActivityTimeoutChanged();
- }
-}
import android.animation.Animator;
import android.animation.AnimatorListenerAdapter;
+import android.animation.AnimatorSet;
import android.animation.ObjectAnimator;
import android.animation.PropertyValuesHolder;
+import android.animation.TimeInterpolator;
import android.animation.ValueAnimator;
+import android.animation.ValueAnimator.AnimatorUpdateListener;
import android.content.Context;
import android.content.res.TypedArray;
import android.graphics.Canvas;
+import android.graphics.Matrix;
+import android.graphics.PointF;
import android.graphics.Rect;
import android.os.Bundle;
import android.os.Parcel;
import android.view.ViewConfiguration;
import android.view.ViewGroup;
import android.view.ViewParent;
+import android.view.View.MeasureSpec;
+import android.view.ViewGroup.LayoutParams;
import android.view.accessibility.AccessibilityEvent;
import android.view.accessibility.AccessibilityManager;
import android.view.accessibility.AccessibilityNodeInfo;
+import android.view.animation.AnimationUtils;
+import android.view.animation.DecelerateInterpolator;
import android.view.animation.Interpolator;
import android.widget.Scroller;
// the min drag distance for a fling to register, to prevent random page shifts
private static final int MIN_LENGTH_FOR_FLING = 25;
- protected static final int PAGE_SNAP_ANIMATION_DURATION = 550;
+ protected static final int PAGE_SNAP_ANIMATION_DURATION = 750;
protected static final int SLOW_PAGE_SNAP_ANIMATION_DURATION = 950;
protected static final float NANOTIME_DIV = 1000000000.0f;
private static final int MIN_FLING_VELOCITY = 250;
// We are disabling touch interaction of the widget region for factory ROM.
- private static final boolean DISABLE_TOUCH_INTERACTION = true;
+ private static final boolean DISABLE_TOUCH_INTERACTION = false;
+ private static final boolean DISABLE_TOUCH_SIDE_PAGES = true;
+ private static final boolean DISABLE_FLING_TO_DELETE = false;
static final int AUTOMATIC_PAGE_SPACING = -1;
protected Scroller mScroller;
private VelocityTracker mVelocityTracker;
+ private float mParentDownMotionX;
+ private float mParentDownMotionY;
private float mDownMotionX;
+ private float mDownMotionY;
+ private float mDownScrollX;
protected float mLastMotionX;
protected float mLastMotionXRemainder;
protected float mLastMotionY;
protected final static int TOUCH_STATE_SCROLLING = 1;
protected final static int TOUCH_STATE_PREV_PAGE = 2;
protected final static int TOUCH_STATE_NEXT_PAGE = 3;
+ protected final static int TOUCH_STATE_REORDERING = 4;
+
protected final static float ALPHA_QUANTIZE_LEVEL = 0.0001f;
protected int mTouchState = TOUCH_STATE_REST;
private int mMaximumVelocity;
private int mMinimumWidth;
protected int mPageSpacing;
- protected int mPageLayoutPaddingTop;
- protected int mPageLayoutPaddingBottom;
- protected int mPageLayoutPaddingLeft;
- protected int mPageLayoutPaddingRight;
- protected int mPageLayoutWidthGap;
- protected int mPageLayoutHeightGap;
protected int mCellCountX = 0;
protected int mCellCountY = 0;
- protected boolean mCenterPagesVertically;
protected boolean mAllowOverScroll = true;
protected int mUnboundedScrollX;
protected int[] mTempVisiblePagesRange = new int[2];
protected boolean mContentIsRefreshable = true;
// If true, modify alpha of neighboring pages as user scrolls left/right
- protected boolean mFadeInAdjacentScreens = true;
+ protected boolean mFadeInAdjacentScreens = false;
// It true, use a different slop parameter (pagingTouchSlop = 2 * touchSlop) for deciding
// to switch to a new page
protected static final int sScrollIndicatorFadeOutDuration = 650;
protected static final int sScrollIndicatorFlashDuration = 650;
+ // Reordering
+ // We use the min scale to determine how much to expand the actually PagedView measured
+ // dimensions such that when we are zoomed out, the view is not clipped
+ private int REORDERING_DROP_REPOSITION_DURATION = 200;
+ private int REORDERING_REORDER_REPOSITION_DURATION = 350;
+ private int REORDERING_ZOOM_IN_OUT_DURATION = 250;
+ private int REORDERING_SIDE_PAGE_HOVER_TIMEOUT = 500;
+ private float REORDERING_SIDE_PAGE_BUFFER_PERCENTAGE = 0.1f;
+ private float mMinScale = 1f;
+ protected View mDragView;
+ private AnimatorSet mZoomInOutAnim;
+ private Runnable mSidePageHoverRunnable;
+ private int mSidePageHoverIndex = -1;
+
+ // Edge swiping
+ private boolean mOnlyAllowEdgeSwipes = false;
+ private boolean mDownEventOnEdge = false;
+ private int mEdgeSwipeRegionSize = 0;
+
+ // Convenience/caching
+ private Matrix mTmpInvMatrix = new Matrix();
+ private float[] mTmpPoint = new float[2];
+
+ // Fling to delete
+ private int FLING_TO_DELETE_FADE_OUT_DURATION = 350;
+ private float FLING_TO_DELETE_FRICTION = 0.035f;
+ // The degrees specifies how much deviation from the up vector to still consider a fling "up"
+ private float FLING_TO_DELETE_MAX_FLING_DEGREES = 35f;
+ protected int mFlingToDeleteThresholdVelocity = -1400; // TEMPORARY
+ private boolean mIsFlingingToDelete = false;
+
public interface PageSwitchListener {
void onPageSwitch(View newPage, int newPageIndex);
}
TypedArray a = context.obtainStyledAttributes(attrs,
R.styleable.PagedView, defStyle, 0);
setPageSpacing(a.getDimensionPixelSize(R.styleable.PagedView_pageSpacing, 0));
- mPageLayoutPaddingTop = a.getDimensionPixelSize(
- R.styleable.PagedView_pageLayoutPaddingTop, 0);
- mPageLayoutPaddingBottom = a.getDimensionPixelSize(
- R.styleable.PagedView_pageLayoutPaddingBottom, 0);
- mPageLayoutPaddingLeft = a.getDimensionPixelSize(
- R.styleable.PagedView_pageLayoutPaddingLeft, 0);
- mPageLayoutPaddingRight = a.getDimensionPixelSize(
- R.styleable.PagedView_pageLayoutPaddingRight, 0);
- mPageLayoutWidthGap = a.getDimensionPixelSize(
- R.styleable.PagedView_pageLayoutWidthGap, 0);
- mPageLayoutHeightGap = a.getDimensionPixelSize(
- R.styleable.PagedView_pageLayoutHeightGap, 0);
mScrollIndicatorPaddingLeft =
a.getDimensionPixelSize(R.styleable.PagedView_scrollIndicatorPaddingLeft, 0);
mScrollIndicatorPaddingRight =
a.getDimensionPixelSize(R.styleable.PagedView_scrollIndicatorPaddingRight, 0);
+ mEdgeSwipeRegionSize =
+ a.getDimensionPixelSize(R.styleable.PagedView_edgeSwipeRegionSize, 0);
a.recycle();
setHapticFeedbackEnabled(false);
mDirtyPageContent.ensureCapacity(32);
mScroller = new Scroller(getContext(), new ScrollInterpolator());
mCurrentPage = 0;
- mCenterPagesVertically = true;
final ViewConfiguration configuration = ViewConfiguration.get(getContext());
mTouchSlop = configuration.getScaledTouchSlop();
setOnHierarchyChangeListener(this);
}
+ // Convenience methods to map points from self to parent and vice versa
+ float[] mapPointFromSelfToParent(float x, float y) {
+ mTmpPoint[0] = x;
+ mTmpPoint[1] = y;
+ getMatrix().mapPoints(mTmpPoint);
+ mTmpPoint[0] += getLeft();
+ mTmpPoint[1] += getTop();
+ return mTmpPoint;
+ }
+ float[] mapPointFromParentToSelf(float x, float y) {
+ mTmpPoint[0] = x - getLeft();
+ mTmpPoint[1] = y - getTop();
+ getMatrix().invert(mTmpInvMatrix);
+ mTmpInvMatrix.mapPoints(mTmpPoint);
+ return mTmpPoint;
+ }
+
+ void updateDragViewTranslationDuringDrag() {
+ float x = mLastMotionX - mDownMotionX + getScrollX() - mDownScrollX;
+ float y = mLastMotionY - mDownMotionY;
+ mDragView.setTranslationX(x);
+ mDragView.setTranslationY(y);
+
+ if (DEBUG) Log.d(TAG, "PagedView.updateDragViewTranslationDuringDrag(): " + x + ", " + y);
+ }
+
+ public void setMinScale(float f) {
+ mMinScale = f;
+ requestLayout();
+ }
+
+ @Override
+ public void setScaleX(float scaleX) {
+ super.setScaleX(scaleX);
+ if (mTouchState == TOUCH_STATE_REORDERING) {
+ float[] p = mapPointFromParentToSelf(mParentDownMotionX, mParentDownMotionY);
+ mLastMotionX = p[0];
+ mLastMotionY = p[1];
+ updateDragViewTranslationDuringDrag();
+ }
+ }
+
+ // Convenience methods to get the actual width/height of the PagedView (since it is measured
+ // to be larger to account for the minimum possible scale)
+ int getMinScaledMeasuredWidth() {
+ return (int) (getMeasuredWidth() * mMinScale);
+ }
+ int getMinScaledMeasuredHeight() {
+ return (int) (getMeasuredHeight() * mMinScale);
+ }
+
+ // Convenience methods to get the offset ASSUMING that we are centering the pages in the
+ // PagedView both horizontally and vertically
+ int getOffsetX() {
+ return (getMeasuredWidth() - getMinScaledMeasuredWidth()) / 2;
+ }
+ int getOffsetY() {
+ return (getMeasuredHeight() - getMinScaledMeasuredHeight()) / 2;
+ }
+
public void setPageSwitchListener(PageSwitchListener pageSwitchListener) {
mPageSwitchListener = pageSwitchListener;
if (mPageSwitchListener != null) {
invalidate();
}
+ public void setOnlyAllowEdgeSwipes(boolean enable) {
+ mOnlyAllowEdgeSwipes = enable;
+ }
+
protected void notifyPageSwitchListener() {
if (mPageSwitchListener != null) {
mPageSwitchListener.onPageSwitch(getPageAt(mCurrentPage), mCurrentPage);
mTouchX = x;
mSmoothingTime = System.nanoTime() / NANOTIME_DIV;
+
+ // Update the last motion events when scrolling
+ if (mTouchState == TOUCH_STATE_REORDERING) {
+ float[] p = mapPointFromParentToSelf(mParentDownMotionX, mParentDownMotionY);
+ mLastMotionX = p[0];
+ mLastMotionY = p[1];
+ updateDragViewTranslationDuringDrag();
+ }
}
// we moved this functionality to a helper function so SmoothPagedView can reuse it
return;
}
+ // We measure the dimensions of the PagedView to be larger than the pages so that when we
+ // zoom out (and scale down), the view is still contained in the parent
+ int scaledWidthSize = (int) (MeasureSpec.getSize(widthMeasureSpec) / mMinScale);
+ int scaledHeightSize = (int) (MeasureSpec.getSize(heightMeasureSpec) / mMinScale);
final int widthMode = MeasureSpec.getMode(widthMeasureSpec);
final int widthSize = MeasureSpec.getSize(widthMeasureSpec);
final int heightMode = MeasureSpec.getMode(heightMeasureSpec);
// The children are given the same width and height as the workspace
// unless they were set to WRAP_CONTENT
if (DEBUG) Log.d(TAG, "PagedView.onMeasure(): " + widthSize + ", " + heightSize);
+ if (DEBUG) Log.d(TAG, "PagedView.horizontalPadding: " + horizontalPadding);
final int childCount = getChildCount();
for (int i = 0; i < childCount; i++) {
// disallowing padding in paged view (just pass 0)
final View child = getPageAt(i);
+ final LayoutParams lp = (LayoutParams) child.getLayoutParams();
- int childWidthMode = MeasureSpec.EXACTLY;
- int childHeightMode = MeasureSpec.EXACTLY;
+ int childWidthMode;
+ if (lp.width == LayoutParams.WRAP_CONTENT) {
+ childWidthMode = MeasureSpec.AT_MOST;
+ } else {
+ childWidthMode = MeasureSpec.EXACTLY;
+ }
+
+ int childHeightMode;
+ if (lp.height == LayoutParams.WRAP_CONTENT) {
+ childHeightMode = MeasureSpec.AT_MOST;
+ } else {
+ childHeightMode = MeasureSpec.EXACTLY;
+ }
final int childWidthMeasureSpec =
MeasureSpec.makeMeasureSpec(widthSize - horizontalPadding, childWidthMode);
child.measure(childWidthMeasureSpec, childHeightMeasureSpec);
}
-
- setMeasuredDimension(widthSize, heightSize);
+ setMeasuredDimension(scaledWidthSize, scaledHeightSize);
// We can't call getChildOffset/getRelativeChildOffset until we set the measured dimensions.
// We also wait until we set the measured dimensions before flushing the cache as well, to
mChildCountOnLastMeasure = getChildCount();
if (childCount > 0) {
- if (DEBUG) Log.d(TAG, "getRelativeChildOffset(): " + getMeasuredWidth() + ", "
+ if (DEBUG) Log.d(TAG, "getRelativeChildOffset(): " + getMinScaledMeasuredWidth() + ", "
+ getChildWidth(0));
// Calculate the variable page spacing if necessary
}
if (DEBUG) Log.d(TAG, "PagedView.onLayout()");
- final int verticalPadding = getPaddingTop() + getPaddingBottom();
final int childCount = getChildCount();
- int childLeft = getRelativeChildOffset(0);
+ int scaleOffsetX = getOffsetX();
+ int scaleOffsetY = getOffsetY();
+
+ int childLeft = scaleOffsetX + getRelativeChildOffset(0);
for (int i = 0; i < childCount; i++) {
final View child = getPageAt(i);
+ int childTop = scaleOffsetY + getPaddingTop();
if (child.getVisibility() != View.GONE) {
final int childWidth = getScaledMeasuredWidth(child);
final int childHeight = child.getMeasuredHeight();
- int childTop = getPaddingTop();
- if (mCenterPagesVertically) {
- childTop += ((getMeasuredHeight() - verticalPadding) - childHeight) / 2;
- }
if (DEBUG) Log.d(TAG, "\tlayout-child" + i + ": " + childLeft + ", " + childTop);
child.layout(childLeft, childTop,
@Override
public void onChildViewRemoved(View parent, View child) {
- // TODO Auto-generated method stub
+ mForceScreenScrolled = true;
}
protected void invalidateCachedOffsets() {
} else {
final int padding = getPaddingLeft() + getPaddingRight();
final int offset = getPaddingLeft() +
- (getMeasuredWidth() - padding - getChildWidth(index)) / 2;
+ (getMinScaledMeasuredWidth() - padding - getChildWidth(index)) / 2;
if (mChildRelativeOffsets != null) {
mChildRelativeOffsets[index] = offset;
}
return (int) (maxWidth * mLayoutScale + 0.5f);
}
+ // TODO: Fix this
protected void getVisiblePages(int[] range) {
+ range[0] = 0;
+ range[1] = getPageCount() - 1;
+ /*
final int pageCount = getChildCount();
if (pageCount > 0) {
- final int screenWidth = getMeasuredWidth();
+ final int screenWidth = getMinScaledMeasuredWidth();
int leftScreen = 0;
int rightScreen = 0;
+ int offsetX = getOffsetX() + getScrollX();
View currPage = getPageAt(leftScreen);
while (leftScreen < pageCount - 1 &&
currPage.getX() + currPage.getWidth() -
- currPage.getPaddingRight() < getScrollX()) {
+ currPage.getPaddingRight() < offsetX) {
leftScreen++;
currPage = getPageAt(leftScreen);
}
rightScreen = leftScreen;
currPage = getPageAt(rightScreen + 1);
while (rightScreen < pageCount - 1 &&
- currPage.getX() - currPage.getPaddingLeft() < getScrollX() + screenWidth) {
+ currPage.getX() - currPage.getPaddingLeft() < offsetX + screenWidth) {
rightScreen++;
currPage = getPageAt(rightScreen + 1);
}
- range[0] = leftScreen;
- range[1] = rightScreen;
+
+ // TEMP: this is a hacky way to ensure that animations to new pages are not clipped
+ // because we don't draw them while scrolling?
+ range[0] = Math.max(0, leftScreen - 1);
+ range[1] = Math.min(rightScreen + 1, getChildCount() - 1);
} else {
range[0] = -1;
range[1] = -1;
}
+ */
}
protected boolean shouldDrawChild(View child) {
@Override
protected void dispatchDraw(Canvas canvas) {
- int halfScreenSize = getMeasuredWidth() / 2;
+ int halfScreenSize = getMinScaledMeasuredWidth() / 2;
// mOverScrollX is equal to getScrollX() when we're within the normal scroll range.
// Otherwise it is equal to the scaled overscroll position.
int screenCenter = mOverScrollX + halfScreenSize;
canvas.clipRect(getScrollX(), getScrollY(), getScrollX() + getRight() - getLeft(),
getScrollY() + getBottom() - getTop());
- for (int i = getChildCount() - 1; i >= 0; i--) {
+ // Draw all the children, leaving the drag view for last
+ for (int i = pageCount - 1; i >= 0; i--) {
final View v = getPageAt(i);
+ if (v == mDragView) continue;
if (mForceDrawAllChildrenNextFrame ||
(leftScreen <= i && i <= rightScreen && shouldDrawChild(v))) {
drawChild(canvas, v, drawingTime);
}
}
+ // Draw the drag view on top (if there is one)
+ if (mDragView != null) {
+ drawChild(canvas, mDragView, drawingTime);
+ }
+
mForceDrawAllChildrenNextFrame = false;
canvas.restore();
}
* Return true if a tap at (x, y) should trigger a flip to the previous page.
*/
protected boolean hitsPreviousPage(float x, float y) {
- return (x < getRelativeChildOffset(mCurrentPage) - mPageSpacing);
+ return (x < getOffsetX() + getRelativeChildOffset(mCurrentPage) - mPageSpacing);
}
/**
* Return true if a tap at (x, y) should trigger a flip to the next page.
*/
protected boolean hitsNextPage(float x, float y) {
- return (x > (getMeasuredWidth() - getRelativeChildOffset(mCurrentPage) + mPageSpacing));
+ return (x > (getOffsetX() + getMinScaledMeasuredWidth() - getRelativeChildOffset(mCurrentPage) + mPageSpacing));
}
@Override
final float y = ev.getY();
// Remember location of down touch
mDownMotionX = x;
+ mDownMotionY = y;
+ mDownScrollX = getScrollX();
mLastMotionX = x;
mLastMotionY = y;
+ float[] p = mapPointFromSelfToParent(x, y);
+ mParentDownMotionX = p[0];
+ mParentDownMotionY = p[1];
mLastMotionXRemainder = 0;
mTotalMotionX = 0;
mActivePointerId = ev.getPointerId(0);
- mAllowLongPress = true;
+
+ // Determine if the down event is within the threshold to be an edge swipe
+ int leftEdgeBoundary = getOffsetX() + mEdgeSwipeRegionSize;
+ int rightEdgeBoundary = getMeasuredWidth() - getOffsetX() - mEdgeSwipeRegionSize;
+ if ((mDownMotionX <= leftEdgeBoundary || mDownMotionX >= rightEdgeBoundary)) {
+ mDownEventOnEdge = true;
+ }
/*
* If being flinged and user touches the screen, initiate drag;
// check if this can be the beginning of a tap on the side of the pages
// to scroll the current page
- if (mTouchState != TOUCH_STATE_PREV_PAGE && mTouchState != TOUCH_STATE_NEXT_PAGE) {
- if (getChildCount() > 0) {
- if (hitsPreviousPage(x, y)) {
- mTouchState = TOUCH_STATE_PREV_PAGE;
- } else if (hitsNextPage(x, y)) {
- mTouchState = TOUCH_STATE_NEXT_PAGE;
+ if (!DISABLE_TOUCH_SIDE_PAGES) {
+ if (mTouchState != TOUCH_STATE_PREV_PAGE && mTouchState != TOUCH_STATE_NEXT_PAGE) {
+ if (getChildCount() > 0) {
+ if (hitsPreviousPage(x, y)) {
+ mTouchState = TOUCH_STATE_PREV_PAGE;
+ } else if (hitsNextPage(x, y)) {
+ mTouchState = TOUCH_STATE_NEXT_PAGE;
+ }
}
}
}
case MotionEvent.ACTION_UP:
case MotionEvent.ACTION_CANCEL:
- mTouchState = TOUCH_STATE_REST;
- mAllowLongPress = false;
- mActivePointerId = INVALID_POINTER;
- releaseVelocityTracker();
+ resetTouchState();
break;
case MotionEvent.ACTION_POINTER_UP:
* of the down event.
*/
final int pointerIndex = ev.findPointerIndex(mActivePointerId);
+
if (pointerIndex == -1) {
return;
}
+
+ // If we're only allowing edge swipes, we break out early if the down event wasn't
+ // at the edge.
+ if (mOnlyAllowEdgeSwipes && !mDownEventOnEdge) {
+ return;
+ }
+
final float x = ev.getX(pointerIndex);
final float y = ev.getY(pointerIndex);
final int xDiff = (int) Math.abs(x - mLastMotionX);
mTotalMotionX += Math.abs(mLastMotionX - x);
mLastMotionX = x;
mLastMotionXRemainder = 0;
- mTouchX = getScrollX();
+ mTouchX = getOffsetX() + getScrollX();
mSmoothingTime = System.nanoTime() / NANOTIME_DIV;
pageBeginMoving();
}
- // Either way, cancel any pending longpress
- cancelCurrentPageLongPress();
- }
- }
-
- protected void cancelCurrentPageLongPress() {
- if (mAllowLongPress) {
- mAllowLongPress = false;
- // Try canceling the long press. It could also have been scheduled
- // by a distant descendant, so use the mAllowLongPress flag to block
- // everything
- final View currentPage = getPageAt(mCurrentPage);
- if (currentPage != null) {
- currentPage.cancelLongPress();
- }
}
}
protected float getScrollProgress(int screenCenter, View v, int page) {
- final int halfScreenSize = getMeasuredWidth() / 2;
+ final int halfScreenSize = getMinScaledMeasuredWidth() / 2;
int totalDistance = getScaledMeasuredWidth(v) + mPageSpacing;
int delta = screenCenter - (getChildOffset(page) -
}
protected void acceleratedOverScroll(float amount) {
- int screenSize = getMeasuredWidth();
+ int screenSize = getMinScaledMeasuredWidth();
// We want to reach the max over scroll effect when the user has
// over scrolled half the size of the screen
}
protected void dampedOverScroll(float amount) {
- int screenSize = getMeasuredWidth();
+ int screenSize = getMinScaledMeasuredWidth();
float f = (amount / screenSize);
f = f / (Math.abs(f)) * (overScrollInfluenceCurve(Math.abs(f)));
return OVERSCROLL_DAMP_FACTOR * f;
}
-
+
@Override
public boolean onTouchEvent(MotionEvent ev) {
if (DISABLE_TOUCH_INTERACTION) {
// Remember where the motion event started
mDownMotionX = mLastMotionX = ev.getX();
+ mDownMotionY = mLastMotionY = ev.getY();
+ mDownScrollX = getScrollX();
+ float[] p = mapPointFromSelfToParent(mLastMotionX, mLastMotionY);
+ mParentDownMotionX = p[0];
+ mParentDownMotionY = p[1];
mLastMotionXRemainder = 0;
mTotalMotionX = 0;
mActivePointerId = ev.getPointerId(0);
+
+ // Determine if the down event is within the threshold to be an edge swipe
+ int leftEdgeBoundary = getOffsetX() + mEdgeSwipeRegionSize;
+ int rightEdgeBoundary = getMeasuredWidth() - getOffsetX() - mEdgeSwipeRegionSize;
+ if ((mDownMotionX <= leftEdgeBoundary || mDownMotionX >= rightEdgeBoundary)) {
+ mDownEventOnEdge = true;
+ }
+
if (mTouchState == TOUCH_STATE_SCROLLING) {
pageBeginMoving();
}
} else {
awakenScrollBars();
}
- } else {
+ } else if (mTouchState == TOUCH_STATE_REORDERING) {
+ // Update the last motion position
+ mLastMotionX = ev.getX();
+ mLastMotionY = ev.getY();
+
+ // Update the parent down so that our zoom animations take this new movement into
+ // account
+ float[] pt = mapPointFromSelfToParent(mLastMotionX, mLastMotionY);
+ mParentDownMotionX = pt[0];
+ mParentDownMotionY = pt[1];
+ updateDragViewTranslationDuringDrag();
+
+ // Find the closest page to the touch point
+ final int dragViewIndex = indexOfChild(mDragView);
+ int bufferSize = (int) (REORDERING_SIDE_PAGE_BUFFER_PERCENTAGE *
+ getMinScaledMeasuredWidth());
+ int leftBufferEdge = (int) mapPointFromSelfToParent(0, 0)[0] + bufferSize;
+ int rightBufferEdge = (int) mapPointFromSelfToParent(getMeasuredWidth(), 0)[0]
+ - bufferSize;
+ float parentX = mParentDownMotionX;
+ int pageIndexToSnapTo = -1;
+ if (parentX < leftBufferEdge && dragViewIndex > 0) {
+ pageIndexToSnapTo = dragViewIndex - 1;
+ } else if (parentX > rightBufferEdge && dragViewIndex < getChildCount() - 1) {
+ pageIndexToSnapTo = dragViewIndex + 1;
+ }
+
+ final int pageUnderPointIndex = pageIndexToSnapTo;
+ if (pageUnderPointIndex > -1) {
+ if (pageUnderPointIndex != mSidePageHoverIndex && mScroller.isFinished()) {
+ mSidePageHoverIndex = pageUnderPointIndex;
+ mSidePageHoverRunnable = new Runnable() {
+ @Override
+ public void run() {
+ // Update the down scroll position to account for the fact that the
+ // current page is moved
+ mDownScrollX = getChildOffset(pageUnderPointIndex)
+ - getRelativeChildOffset(pageUnderPointIndex);
+
+ // Setup the scroll to the correct page before we swap the views
+ snapToPage(pageUnderPointIndex);
+
+ // For each of the pages between the paged view and the drag view,
+ // animate them from the previous position to the new position in
+ // the layout (as a result of the drag view moving in the layout)
+ int shiftDelta = (dragViewIndex < pageUnderPointIndex) ? -1 : 1;
+ int lowerIndex = (dragViewIndex < pageUnderPointIndex) ?
+ dragViewIndex + 1 : pageUnderPointIndex;
+ int upperIndex = (dragViewIndex > pageUnderPointIndex) ?
+ dragViewIndex - 1 : pageUnderPointIndex;
+ for (int i = lowerIndex; i <= upperIndex; ++i) {
+ View v = getChildAt(i);
+ // dragViewIndex < pageUnderPointIndex, so after we remove the
+ // drag view all subsequent views to pageUnderPointIndex will
+ // shift down.
+ int oldX = getOffsetX() + getChildOffset(i);
+ int newX = getOffsetX() + getChildOffset(i + shiftDelta);
+
+
+ // Animate the view translation from its old position to its new
+ // position
+ AnimatorSet anim = (AnimatorSet) v.getTag();
+ if (anim != null) {
+ anim.cancel();
+ }
+
+ v.setTranslationX(oldX - newX);
+ anim = new AnimatorSet();
+ anim.setDuration(REORDERING_REORDER_REPOSITION_DURATION);
+ anim.playTogether(
+ ObjectAnimator.ofFloat(v, "translationX", 0f));
+ anim.start();
+ v.setTag(anim);
+ }
+
+ removeView(mDragView);
+ addView(mDragView, pageUnderPointIndex);
+ mSidePageHoverIndex = -1;
+ }
+ };
+ postDelayed(mSidePageHoverRunnable, REORDERING_SIDE_PAGE_HOVER_TIMEOUT);
+ }
+ } else {
+ removeCallbacks(mSidePageHoverRunnable);
+ mSidePageHoverIndex = -1;
+ }
+ } else {
determineScrollingStart(ev);
}
break;
} else {
snapToDestination();
}
+ } else if (mTouchState == TOUCH_STATE_REORDERING) {
+ if (!DISABLE_FLING_TO_DELETE) {
+ // Check the velocity and see if we are flinging-to-delete
+ PointF flingToDeleteVector = isFlingingToDelete();
+ if (flingToDeleteVector != null) {
+ onFlingToDelete(flingToDeleteVector);
+ }
+ }
} else {
onUnhandledTap(ev);
}
- mTouchState = TOUCH_STATE_REST;
- mActivePointerId = INVALID_POINTER;
- releaseVelocityTracker();
+
+ // Remove the callback to wait for the side page hover timeout
+ removeCallbacks(mSidePageHoverRunnable);
+ // End any intermediate reordering states
+ resetTouchState();
break;
case MotionEvent.ACTION_CANCEL:
if (mTouchState == TOUCH_STATE_SCROLLING) {
snapToDestination();
}
- mTouchState = TOUCH_STATE_REST;
- mActivePointerId = INVALID_POINTER;
- releaseVelocityTracker();
+ resetTouchState();
break;
case MotionEvent.ACTION_POINTER_UP:
return true;
}
+ private void resetTouchState() {
+ releaseVelocityTracker();
+ endReordering();
+ mTouchState = TOUCH_STATE_REST;
+ mActivePointerId = INVALID_POINTER;
+ mDownEventOnEdge = false;
+ }
+
+ protected void onUnhandledTap(MotionEvent ev) {}
+
@Override
public boolean onGenericMotionEvent(MotionEvent event) {
if ((event.getSource() & InputDevice.SOURCE_CLASS_POINTER) != 0) {
}
}
- protected void onUnhandledTap(MotionEvent ev) {}
-
@Override
public void requestChildFocus(View child, View focused) {
super.requestChildFocus(child, focused);
final int minWidth = mMinimumWidth;
return (minWidth > measuredWidth) ? minWidth : measuredWidth;
}
+
+ int getPageNearestToPoint(float x) {
+ int index = 0;
+ for (int i = 0; i < getChildCount(); ++i) {
+ if (x < getChildAt(i).getRight() - getScrollX()) {
+ return index;
+ } else {
+ index++;
+ }
+ }
+ return Math.min(index, getChildCount() - 1);
+ }
int getPageNearestToCenterOfScreen() {
int minDistanceFromScreenCenter = Integer.MAX_VALUE;
int minDistanceFromScreenCenterIndex = -1;
- int screenCenter = getScrollX() + (getMeasuredWidth() / 2);
+ int screenCenter = getOffsetX() + getScrollX() + (getMinScaledMeasuredWidth() / 2);
final int childCount = getChildCount();
for (int i = 0; i < childCount; ++i) {
View layout = (View) getPageAt(i);
int childWidth = getScaledMeasuredWidth(layout);
int halfChildWidth = (childWidth / 2);
- int childCenter = getChildOffset(i) + halfChildWidth;
+ int childCenter = getOffsetX() + getChildOffset(i) + halfChildWidth;
int distanceFromScreenCenter = Math.abs(childCenter - screenCenter);
if (distanceFromScreenCenter < minDistanceFromScreenCenter) {
minDistanceFromScreenCenter = distanceFromScreenCenter;
protected void snapToPageWithVelocity(int whichPage, int velocity) {
whichPage = Math.max(0, Math.min(whichPage, getChildCount() - 1));
- int halfScreenSize = getMeasuredWidth() / 2;
+ int halfScreenSize = getMinScaledMeasuredWidth() / 2;
if (DEBUG) Log.d(TAG, "snapToPage.getChildOffset(): " + getChildOffset(whichPage));
if (DEBUG) Log.d(TAG, "snapToPageWithVelocity.getRelativeChildOffset(): "
- + getMeasuredWidth() + ", " + getChildWidth(whichPage));
+ + getMinScaledMeasuredWidth() + ", " + getChildWidth(whichPage));
final int newX = getChildOffset(whichPage) - getRelativeChildOffset(whichPage);
int delta = newX - mUnboundedScrollX;
int duration = 0;
whichPage = Math.max(0, Math.min(whichPage, getPageCount() - 1));
if (DEBUG) Log.d(TAG, "snapToPage.getChildOffset(): " + getChildOffset(whichPage));
- if (DEBUG) Log.d(TAG, "snapToPage.getRelativeChildOffset(): " + getMeasuredWidth() + ", "
+ if (DEBUG) Log.d(TAG, "snapToPage.getRelativeChildOffset(): " + getMinScaledMeasuredWidth() + ", "
+ getChildWidth(whichPage));
int newX = getChildOffset(whichPage) - getRelativeChildOffset(whichPage);
final int sX = mUnboundedScrollX;
return result;
}
- /**
- * @return True is long presses are still allowed for the current touch
- */
- public boolean allowLongPress() {
- return mAllowLongPress;
- }
-
- /**
- * Set true to allow long-press events to be triggered, usually checked by
- * {@link Launcher} to accept or block dpad-initiated long-presses.
- */
- public void setAllowLongPress(boolean allowLongPress) {
- mAllowLongPress = allowLongPress;
- }
-
public static class SavedState extends BaseSavedState {
int currentPage = -1;
if (!isScrollingIndicatorEnabled()) return;
if (mScrollIndicator == null) return;
int numPages = getChildCount();
- int pageWidth = getMeasuredWidth();
+ int pageWidth = getMinScaledMeasuredWidth();
int lastChildIndex = Math.max(0, getChildCount() - 1);
int maxScrollX = getChildOffset(lastChildIndex) - getRelativeChildOffset(lastChildIndex);
int trackWidth = pageWidth - mScrollIndicatorPaddingLeft - mScrollIndicatorPaddingRight;
mScrollIndicator.setTranslationX(indicatorPos);
}
+ // Animate the drag view back to the original position
+ void animateChildrenToOriginalPosition() {
+ if (mDragView != null) {
+ AnimatorSet anim = new AnimatorSet();
+ anim.setDuration(REORDERING_DROP_REPOSITION_DURATION);
+ anim.playTogether(
+ ObjectAnimator.ofFloat(mDragView, "translationX", 0f),
+ ObjectAnimator.ofFloat(mDragView, "translationY", 0f));
+ anim.start();
+ }
+ }
+
+ // "Zooms out" the PagedView to reveal more side pages
+ boolean zoomOut() {
+ if (!(getScaleX() < 1f || getScaleY() < 1f)) {
+ if (mZoomInOutAnim != null && mZoomInOutAnim.isRunning()) {
+ mZoomInOutAnim.cancel();
+ }
+
+ mZoomInOutAnim = new AnimatorSet();
+ mZoomInOutAnim.setDuration(REORDERING_ZOOM_IN_OUT_DURATION);
+ mZoomInOutAnim.playTogether(
+ ObjectAnimator.ofFloat(this, "scaleX", mMinScale),
+ ObjectAnimator.ofFloat(this, "scaleY", mMinScale));
+ mZoomInOutAnim.start();
+ return true;
+ }
+ return false;
+ }
+
+ protected void onStartReordering() {
+ }
+
+ protected void onEndReordering() {
+ }
+
+ public void startReordering() {
+ if (zoomOut()) {
+ onStartReordering();
+
+ // Set the touch state to reordering (allows snapping to pages, dragging a child, etc.)
+ mTouchState = TOUCH_STATE_REORDERING;
+ // Find the drag view under the pointer
+ mDragView = getChildAt(getPageNearestToCenterOfScreen());
+
+ // We must invalidate to trigger a redraw to update the layers such that the drag view
+ // is always drawn on top
+ invalidate();
+ }
+ }
+
+ void endReordering() {
+ Runnable onCompleteRunnable = new Runnable() {
+ @Override
+ public void run() {
+ onEndReordering();
+ }
+ };
+ if (zoomIn(onCompleteRunnable)) {
+ // Snap to the current page
+ snapToDestination();
+ }
+ // If we haven't flung-to-delete the current child, then we just animate the drag view
+ // back into position
+ if (!mIsFlingingToDelete) {
+ animateChildrenToOriginalPosition();
+ }
+ }
+
+ public boolean isReordering() {
+ return mTouchState == TOUCH_STATE_REORDERING;
+ }
+
+ // "Zooms in" the PagedView to highlight the current page
+ boolean zoomIn(final Runnable onCompleteRunnable) {
+ if (getScaleX() < 1f || getScaleY() < 1f) {
+ if (mZoomInOutAnim != null && mZoomInOutAnim.isRunning()) {
+ mZoomInOutAnim.cancel();
+ }
+
+ mZoomInOutAnim = new AnimatorSet();
+ mZoomInOutAnim.setDuration(REORDERING_ZOOM_IN_OUT_DURATION);
+ mZoomInOutAnim.playTogether(
+ ObjectAnimator.ofFloat(this, "scaleX", 1f),
+ ObjectAnimator.ofFloat(this, "scaleY", 1f));
+ mZoomInOutAnim.addListener(new AnimatorListenerAdapter() {
+ @Override
+ public void onAnimationCancel(Animator animation) {
+ mDragView = null;
+ }
+ @Override
+ public void onAnimationEnd(Animator animation) {
+ mDragView = null;
+ if (onCompleteRunnable != null) {
+ onCompleteRunnable.run();
+ }
+ }
+ });
+ mZoomInOutAnim.start();
+ return true;
+ }
+ return false;
+ }
+
+ /*
+ * Flinging to delete - IN PROGRESS
+ */
+ private PointF isFlingingToDelete() {
+ ViewConfiguration config = ViewConfiguration.get(getContext());
+ mVelocityTracker.computeCurrentVelocity(1000, config.getScaledMaximumFlingVelocity());
+
+ if (mVelocityTracker.getYVelocity() < mFlingToDeleteThresholdVelocity) {
+ // Do a quick dot product test to ensure that we are flinging upwards
+ PointF vel = new PointF(mVelocityTracker.getXVelocity(),
+ mVelocityTracker.getYVelocity());
+ PointF upVec = new PointF(0f, -1f);
+ float theta = (float) Math.acos(((vel.x * upVec.x) + (vel.y * upVec.y)) /
+ (vel.length() * upVec.length()));
+ if (theta <= Math.toRadians(FLING_TO_DELETE_MAX_FLING_DEGREES)) {
+ return vel;
+ }
+ }
+ return null;
+ }
+
+ /**
+ * Creates an animation from the current drag view along its current velocity vector.
+ * For this animation, the alpha runs for a fixed duration and we update the position
+ * progressively.
+ */
+ private static class FlingAlongVectorAnimatorUpdateListener implements AnimatorUpdateListener {
+ private View mDragView;
+ private PointF mVelocity;
+ private Rect mFrom;
+ private long mPrevTime;
+ private float mFriction;
+
+ private final TimeInterpolator mAlphaInterpolator = new DecelerateInterpolator(0.75f);
+
+ public FlingAlongVectorAnimatorUpdateListener(View dragView, PointF vel, Rect from,
+ long startTime, float friction) {
+ mDragView = dragView;
+ mVelocity = vel;
+ mFrom = from;
+ mPrevTime = startTime;
+ mFriction = 1f - (mDragView.getResources().getDisplayMetrics().density * friction);
+ }
+
+ @Override
+ public void onAnimationUpdate(ValueAnimator animation) {
+ float t = ((Float) animation.getAnimatedValue()).floatValue();
+ long curTime = AnimationUtils.currentAnimationTimeMillis();
+
+ mFrom.left += (mVelocity.x * (curTime - mPrevTime) / 1000f);
+ mFrom.top += (mVelocity.y * (curTime - mPrevTime) / 1000f);
+
+ mDragView.setTranslationX(mFrom.left);
+ mDragView.setTranslationY(mFrom.top);
+ mDragView.setAlpha(1f - mAlphaInterpolator.getInterpolation(t));
+
+ mVelocity.x *= mFriction;
+ mVelocity.y *= mFriction;
+ mPrevTime = curTime;
+ }
+ };
+
+ public void onFlingToDelete(PointF vel) {
+ final ViewConfiguration config = ViewConfiguration.get(getContext());
+ final long startTime = AnimationUtils.currentAnimationTimeMillis();
+
+ // NOTE: Because it takes time for the first frame of animation to actually be
+ // called and we expect the animation to be a continuation of the fling, we have
+ // to account for the time that has elapsed since the fling finished. And since
+ // we don't have a startDelay, we will always get call to update when we call
+ // start() (which we want to ignore).
+ final TimeInterpolator tInterpolator = new TimeInterpolator() {
+ private int mCount = -1;
+ private long mStartTime;
+ private float mOffset;
+ /* Anonymous inner class ctor */ {
+ mStartTime = startTime;
+ }
+
+ @Override
+ public float getInterpolation(float t) {
+ if (mCount < 0) {
+ mCount++;
+ } else if (mCount == 0) {
+ mOffset = Math.min(0.5f, (float) (AnimationUtils.currentAnimationTimeMillis() -
+ mStartTime) / FLING_TO_DELETE_FADE_OUT_DURATION);
+ mCount++;
+ }
+ return Math.min(1f, mOffset + t);
+ }
+ };
+
+ final Rect from = new Rect();
+ final View dragView = mDragView;
+ from.left = (int) dragView.getTranslationX();
+ from.top = (int) dragView.getTranslationY();
+ AnimatorUpdateListener updateCb = new FlingAlongVectorAnimatorUpdateListener(dragView, vel, from, startTime,
+ FLING_TO_DELETE_FRICTION);
+
+ final Runnable onAnimationEndRunnable = new Runnable() {
+ @Override
+ public void run() {
+ // TEMP - in progress
+ mIsFlingingToDelete = false;
+ removeView(dragView);
+ requestLayout();
+ }
+ };
+
+ // Create and start the animation
+ ValueAnimator mDropAnim = new ValueAnimator();
+ mDropAnim.setInterpolator(tInterpolator);
+ mDropAnim.setDuration(FLING_TO_DELETE_FADE_OUT_DURATION);
+ mDropAnim.setFloatValues(0f, 1f);
+ mDropAnim.addUpdateListener(updateCb);
+ mDropAnim.addListener(new AnimatorListenerAdapter() {
+ public void onAnimationEnd(Animator animation) {
+ onAnimationEndRunnable.run();
+ }
+ });
+ mDropAnim.start();
+ mIsFlingingToDelete = true;
+ }
+
/* Accessibility */
@Override
public void onInitializeAccessibilityNodeInfo(AccessibilityNodeInfo info) {
--- /dev/null
+/*
+ * Copyright (C) 2012 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.policy.impl.keyguard;
+
+import android.app.Activity;
+import android.os.Bundle;
+import android.widget.FrameLayout;
+
+public class SecureCamera extends Activity {
+
+ @Override
+ protected void onCreate(Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ setContentView(new FrameLayout(this));
+ }
+
+}
--- /dev/null
+/*
+ * Copyright (C) 2012 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.policy.impl.keyguard;
+
+import android.content.Context;
+import android.content.res.TypedArray;
+import android.graphics.Canvas;
+import android.graphics.drawable.Drawable;
+import android.util.AttributeSet;
+import android.util.Log;
+import android.view.MotionEvent;
+import android.view.VelocityTracker;
+import android.view.View;
+import android.view.ViewConfiguration;
+import android.view.ViewGroup;
+import android.view.animation.Interpolator;
+import android.widget.Scroller;
+
+import com.android.internal.R;
+
+/**
+ * This layout handles interaction with the sliding security challenge views
+ * that overlay/resize other keyguard contents.
+ */
+public class SlidingChallengeLayout extends ViewGroup {
+ private static final String TAG = "SlidingChallengeLayout";
+
+ // Drawn to show the drag handle in closed state; crossfades to the challenge view
+ // when challenge is fully visible
+ private Drawable mHandleDrawable;
+
+ // Initialized during measurement from child layoutparams
+ private View mChallengeView;
+
+ // Range: 0 (fully hidden) to 1 (fully visible)
+ private float mChallengeOffset = 1.f;
+ private boolean mChallengeShowing = true;
+
+ private final Scroller mScroller;
+ private int mScrollState;
+ private OnChallengeScrolledListener mListener;
+
+ public static final int SCROLL_STATE_IDLE = 0;
+ public static final int SCROLL_STATE_DRAGGING = 1;
+ public static final int SCROLL_STATE_SETTLING = 2;
+
+ private static final int MAX_SETTLE_DURATION = 600; // ms
+
+ // ID of the pointer in charge of a current drag
+ private int mActivePointerId = INVALID_POINTER;
+ private static final int INVALID_POINTER = -1;
+
+ // True if the user is currently dragging the slider
+ private boolean mDragging;
+ // True if the user may not drag until a new gesture begins
+ private boolean mBlockDrag;
+
+ private VelocityTracker mVelocityTracker;
+ private int mMinVelocity;
+ private int mMaxVelocity;
+ private float mLastTouchY;
+ private int mDragHandleSize;
+
+ private static final int DRAG_HANDLE_DEFAULT_SIZE = 32; // dp
+
+ // True if at least one layout pass has happened since the view was attached.
+ private boolean mHasLayout;
+
+ private static final Interpolator sMotionInterpolator = new Interpolator() {
+ public float getInterpolation(float t) {
+ t -= 1.0f;
+ return t * t * t * t * t + 1.0f;
+ }
+ };
+
+ private static final Interpolator sHandleFadeInterpolator = new Interpolator() {
+ public float getInterpolation(float t) {
+ return t * t;
+ }
+ };
+
+ private final Runnable mEndScrollRunnable = new Runnable () {
+ public void run() {
+ completeChallengeScroll();
+ }
+ };
+
+ /**
+ * Listener interface that reports changes in scroll state of the challenge area.
+ */
+ public interface OnChallengeScrolledListener {
+ /**
+ * The scroll state itself changed.
+ *
+ * <p>scrollState will be one of the following:</p>
+ *
+ * <ul>
+ * <li><code>SCROLL_STATE_IDLE</code> - The challenge area is stationary.</li>
+ * <li><code>SCROLL_STATE_DRAGGING</code> - The user is actively dragging
+ * the challenge area.</li>
+ * <li><code>SCROLL_STATE_SETTLING</code> - The challenge area is animating
+ * into place.</li>
+ * </ul>
+ *
+ * <p>Do not perform expensive operations (e.g. layout)
+ * while the scroll state is not <code>SCROLL_STATE_IDLE</code>.</p>
+ *
+ * @param scrollState The new scroll state of the challenge area.
+ */
+ public void onScrollStateChanged(int scrollState);
+
+ /**
+ * The precise position of the challenge area has changed.
+ *
+ * <p>NOTE: It is NOT safe to modify layout or call any View methods that may
+ * result in a requestLayout anywhere in your view hierarchy as a result of this call.
+ * It may be called during drawing.</p>
+ *
+ * @param scrollPosition New relative position of the challenge area.
+ * 1.f = fully visible/ready to be interacted with.
+ * 0.f = fully invisible/inaccessible to the user.
+ * @param challengeTop Position of the top edge of the challenge view in px in the
+ * SlidingChallengeLayout's coordinate system.
+ */
+ public void onScrollPositionChanged(float scrollPosition, int challengeTop);
+ }
+
+ public SlidingChallengeLayout(Context context) {
+ this(context, null);
+ }
+
+ public SlidingChallengeLayout(Context context, AttributeSet attrs) {
+ this(context, attrs, 0);
+ }
+
+ public SlidingChallengeLayout(Context context, AttributeSet attrs, int defStyle) {
+ super(context, attrs, defStyle);
+
+ final TypedArray a = context.obtainStyledAttributes(attrs,
+ R.styleable.SlidingChallengeLayout, defStyle, 0);
+ setDragHandleDrawable(a.getDrawable(R.styleable.SlidingChallengeLayout_dragHandle));
+
+ a.recycle();
+
+ mScroller = new Scroller(context, sMotionInterpolator);
+
+ final ViewConfiguration vc = ViewConfiguration.get(context);
+ mMinVelocity = vc.getScaledMinimumFlingVelocity();
+ mMaxVelocity = vc.getScaledMaximumFlingVelocity();
+
+ setWillNotDraw(false);
+ }
+
+ public void setDragHandleDrawable(Drawable d) {
+ if (d != null) {
+ mDragHandleSize = d.getIntrinsicHeight();
+ }
+ if (mDragHandleSize == 0 || d == null) {
+ final float density = getResources().getDisplayMetrics().density;
+ mDragHandleSize = (int) (DRAG_HANDLE_DEFAULT_SIZE * density + 0.5f);
+ }
+ mHandleDrawable = d;
+ }
+
+ private void sendInitialListenerUpdates() {
+ if (mListener != null) {
+ int challengeTop = mChallengeView != null ? mChallengeView.getTop() : 0;
+ mListener.onScrollPositionChanged(mChallengeOffset, challengeTop);
+ mListener.onScrollStateChanged(mScrollState);
+ }
+ }
+
+ public void setOnChallengeScrolledListener(OnChallengeScrolledListener listener) {
+ mListener = listener;
+ if (mHasLayout) {
+ sendInitialListenerUpdates();
+ }
+ }
+
+ @Override
+ public void onAttachedToWindow() {
+ super.onAttachedToWindow();
+
+ mHasLayout = false;
+ }
+
+ @Override
+ public void onDetachedFromWindow() {
+ super.onDetachedFromWindow();
+
+ removeCallbacks(mEndScrollRunnable);
+ mHasLayout = false;
+ }
+
+ // We want the duration of the page snap animation to be influenced by the distance that
+ // the screen has to travel, however, we don't want this duration to be effected in a
+ // purely linear fashion. Instead, we use this method to moderate the effect that the distance
+ // of travel has on the overall snap duration.
+ float distanceInfluenceForSnapDuration(float f) {
+ f -= 0.5f; // center the values about 0.
+ f *= 0.3f * Math.PI / 2.0f;
+ return (float) Math.sin(f);
+ }
+
+ void setScrollState(int state) {
+ if (mScrollState != state) {
+ mScrollState = state;
+
+ if (mListener != null) {
+ mListener.onScrollStateChanged(state);
+ }
+ }
+ }
+
+ void completeChallengeScroll() {
+ setChallengeShowing(mChallengeOffset != 0);
+ setScrollState(SCROLL_STATE_IDLE);
+ }
+
+ /**
+ * Animate the bottom edge of the challenge view to the given position.
+ *
+ * @param y desired final position for the bottom edge of the challenge view in px
+ * @param velocity velocity in
+ */
+ void animateChallengeTo(int y, int velocity) {
+ if (mChallengeView == null) {
+ // Nothing to do.
+ return;
+ }
+ int sy = mChallengeView.getBottom();
+ int dy = y - sy;
+ if (dy == 0) {
+ completeChallengeScroll();
+ return;
+ }
+
+ setScrollState(SCROLL_STATE_SETTLING);
+
+ final int childHeight = mChallengeView.getHeight();
+ final int halfHeight = childHeight / 2;
+ final float distanceRatio = Math.min(1f, 1.0f * Math.abs(dy) / childHeight);
+ final float distance = halfHeight + halfHeight *
+ distanceInfluenceForSnapDuration(distanceRatio);
+
+ int duration = 0;
+ velocity = Math.abs(velocity);
+ if (velocity > 0) {
+ duration = 4 * Math.round(1000 * Math.abs(distance / velocity));
+ } else {
+ final float childDelta = (float) Math.abs(dy) / childHeight;
+ duration = (int) ((childDelta + 1) * 100);
+ }
+ duration = Math.min(duration, MAX_SETTLE_DURATION);
+
+ mScroller.startScroll(0, sy, 0, dy, duration);
+ postInvalidateOnAnimation();
+ }
+
+ private void setChallengeShowing(boolean showChallenge) {
+ if (mChallengeShowing != showChallenge) {
+ mChallengeShowing = showChallenge;
+ if (mChallengeView != null) {
+ mChallengeView.setVisibility(showChallenge ? VISIBLE : INVISIBLE);
+ }
+ }
+ }
+
+ /**
+ * @return true if the challenge is at all visible.
+ */
+ public boolean isChallengeShowing() {
+ return mChallengeShowing;
+ }
+
+ @Override
+ public void requestDisallowInterceptTouchEvent(boolean allowIntercept) {
+ // We'll intercept whoever we feel like! ...as long as it isn't a challenge view.
+ // If there are one or more pointers in the challenge view before we take over
+ // touch events, onInterceptTouchEvent will set mBlockDrag.
+ }
+
+ @Override
+ public boolean onInterceptTouchEvent(MotionEvent ev) {
+ if (mVelocityTracker == null) {
+ mVelocityTracker = VelocityTracker.obtain();
+ }
+ mVelocityTracker.addMovement(ev);
+
+ final int action = ev.getActionMasked();
+ switch (action) {
+ case MotionEvent.ACTION_CANCEL:
+ case MotionEvent.ACTION_UP:
+ resetTouch();
+ break;
+
+ case MotionEvent.ACTION_MOVE:
+ final int count = ev.getPointerCount();
+ for (int i = 0; i < count; i++) {
+ final float x = ev.getX(i);
+ final float y = ev.getY(i);
+
+ if ((isInDragHandle(x, y) ||
+ (isInChallengeView(x, y) && mScrollState == SCROLL_STATE_SETTLING)) &&
+ mActivePointerId == INVALID_POINTER) {
+ mActivePointerId = ev.getPointerId(i);
+ mLastTouchY = y;
+ mDragging = true;
+ } else if (isInChallengeView(x, y)) {
+ mBlockDrag = true;
+ }
+ }
+ break;
+ }
+
+ if (mBlockDrag) {
+ mActivePointerId = INVALID_POINTER;
+ mDragging = false;
+ }
+
+ return mDragging;
+ }
+
+ private void resetTouch() {
+ mVelocityTracker.recycle();
+ mVelocityTracker = null;
+ mActivePointerId = INVALID_POINTER;
+ mDragging = mBlockDrag = false;
+ }
+
+ @Override
+ public boolean onTouchEvent(MotionEvent ev) {
+ if (mVelocityTracker == null) {
+ mVelocityTracker = VelocityTracker.obtain();
+ }
+ mVelocityTracker.addMovement(ev);
+
+ final int action = ev.getActionMasked();
+ switch (action) {
+ case MotionEvent.ACTION_CANCEL:
+ if (mDragging) {
+ showChallenge(0);
+ }
+ resetTouch();
+ break;
+
+ case MotionEvent.ACTION_POINTER_UP:
+ if (mActivePointerId != ev.getPointerId(ev.getActionIndex())) {
+ break;
+ }
+ case MotionEvent.ACTION_UP:
+ if (mDragging) {
+ mVelocityTracker.computeCurrentVelocity(1000, mMaxVelocity);
+ showChallenge((int) mVelocityTracker.getYVelocity(mActivePointerId));
+ }
+ resetTouch();
+ break;
+
+ case MotionEvent.ACTION_MOVE:
+ if (!mDragging && !mBlockDrag) {
+ final int count = ev.getPointerCount();
+ for (int i = 0; i < count; i++) {
+ final float x = ev.getX(i);
+ final float y = ev.getY(i);
+
+ if ((isInDragHandle(x, y) ||
+ (isInChallengeView(x, y) && mScrollState == SCROLL_STATE_SETTLING))
+ && mActivePointerId == INVALID_POINTER) {
+ mActivePointerId = ev.getPointerId(i);
+ mDragging = true;
+ break;
+ }
+ }
+ }
+ // Not an else; this can be set above.
+ if (mDragging) {
+ // No-op if already in this state, but set it here in case we arrived
+ // at this point from either intercept or the above.
+ setScrollState(SCROLL_STATE_DRAGGING);
+
+ final int index = ev.findPointerIndex(mActivePointerId);
+ if (index < 0) {
+ // Oops, bogus state. We lost some touch events somewhere.
+ // Just drop it with no velocity and let things settle.
+ resetTouch();
+ showChallenge(0);
+ return true;
+ }
+ final float y = ev.getY(index);
+ final float delta = y - mLastTouchY;
+ final int idelta = (int) delta;
+ // Don't lose the rounded component
+ mLastTouchY = y + delta - idelta;
+
+ moveChallengeBy(idelta);
+ }
+ break;
+ }
+ return true;
+ }
+
+ private boolean isInChallengeView(float x, float y) {
+ if (mChallengeView == null) return false;
+
+ return x >= mChallengeView.getLeft() && y >= mChallengeView.getTop() &&
+ x < mChallengeView.getRight() && y < mChallengeView.getBottom();
+ }
+
+ private boolean isInDragHandle(float x, float y) {
+ if (mChallengeView == null) return false;
+
+ return x >= 0 && y >= mChallengeView.getTop() && x < getWidth() &&
+ y < mChallengeView.getTop() + mDragHandleSize;
+ }
+
+ @Override
+ protected void onMeasure(int widthSpec, int heightSpec) {
+ if (MeasureSpec.getMode(widthSpec) != MeasureSpec.EXACTLY ||
+ MeasureSpec.getMode(heightSpec) != MeasureSpec.EXACTLY) {
+ throw new IllegalArgumentException(
+ "SlidingChallengeLayout must be measured with an exact size");
+ }
+
+ final int width = MeasureSpec.getSize(widthSpec);
+ final int height = MeasureSpec.getSize(heightSpec);
+ setMeasuredDimension(width, height);
+
+ // Find one and only one challenge view.
+ final View oldChallengeView = mChallengeView;
+ mChallengeView = null;
+ final int count = getChildCount();
+ for (int i = 0; i < count; i++) {
+ final View child = getChildAt(i);
+ final LayoutParams lp = (LayoutParams) child.getLayoutParams();
+
+ if (lp.isChallenge) {
+ if (mChallengeView != null) {
+ throw new IllegalStateException(
+ "There may only be one child with layout_isChallenge=\"true\"");
+ }
+ mChallengeView = child;
+ if (mChallengeView != oldChallengeView) {
+ mChallengeView.setVisibility(mChallengeShowing ? VISIBLE : INVISIBLE);
+ }
+ }
+
+ if (child.getVisibility() == GONE) continue;
+
+ measureChildWithMargins(child, widthSpec, 0, heightSpec, 0);
+ }
+ }
+
+ @Override
+ protected void onLayout(boolean changed, int l, int t, int r, int b) {
+ final int paddingLeft = getPaddingLeft();
+ final int paddingTop = getPaddingTop();
+ final int paddingRight = getPaddingRight();
+ final int paddingBottom = getPaddingBottom();
+ final int width = r - l;
+ final int height = b - t;
+
+ final int count = getChildCount();
+ for (int i = 0; i < count; i++) {
+ final View child = getChildAt(i);
+
+ if (child.getVisibility() == GONE) continue;
+
+ final LayoutParams lp = (LayoutParams) child.getLayoutParams();
+
+ if (lp.isChallenge) {
+ // Challenge views pin to the bottom, offset by a portion of their height,
+ // and center horizontally.
+ final int center = (paddingLeft + width - paddingRight) / 2;
+ final int childWidth = child.getMeasuredWidth();
+ final int childHeight = child.getMeasuredHeight();
+ final int left = center - childWidth / 2;
+ final int layoutBottom = height - paddingBottom - lp.bottomMargin;
+ // We use the top of the challenge view to position the handle, so
+ // we never want less than the handle size showing at the bottom.
+ final int bottom = layoutBottom + (int) ((childHeight - mDragHandleSize)
+ * (1 - mChallengeOffset));
+ float offset = 1.f - (bottom - layoutBottom) / childHeight;
+ child.setAlpha(offset);
+ child.layout(left, bottom - childHeight, left + childWidth, bottom);
+ } else {
+ // Non-challenge views lay out from the upper left, layered.
+ child.layout(paddingLeft + lp.leftMargin,
+ paddingTop + lp.topMargin,
+ paddingLeft + child.getMeasuredWidth(),
+ paddingTop + child.getMeasuredHeight());
+ }
+ }
+
+ if (!mHasLayout) {
+ // We want to trigger the initial listener updates outside of layout pass,
+ // in case the listeners trigger requestLayout().
+ post(new Runnable() {
+ @Override
+ public void run() {
+ sendInitialListenerUpdates();
+ }
+ });
+ }
+ mHasLayout = true;
+ }
+
+ public void computeScroll() {
+ super.computeScroll();
+
+ if (!mScroller.isFinished()) {
+ if (mChallengeView == null) {
+ // Can't scroll if the view is missing.
+ Log.e(TAG, "Challenge view missing in computeScroll");
+ mScroller.abortAnimation();
+ return;
+ }
+
+ mScroller.computeScrollOffset();
+ moveChallengeTo(mScroller.getCurrY());
+
+ if (mScroller.isFinished()) {
+ post(mEndScrollRunnable);
+ }
+ }
+ }
+
+ @Override
+ public void draw(Canvas c) {
+ super.draw(c);
+ if (mChallengeOffset < 1.f && mChallengeView != null && mHandleDrawable != null) {
+ final int top = mChallengeView.getTop();
+ mHandleDrawable.setBounds(0, top, getWidth(), top + mDragHandleSize);
+ final float alpha = sHandleFadeInterpolator.getInterpolation(1 - mChallengeOffset);
+ mHandleDrawable.setAlpha((int) (alpha * 0xFF));
+ mHandleDrawable.draw(c);
+ }
+ }
+
+ /**
+ * Move the bottom edge of mChallengeView to a new position and notify the listener
+ * if it represents a change in position. Changes made through this method will
+ * be stable across layout passes. If this method is called before first layout of
+ * this SlidingChallengeLayout it will have no effect.
+ *
+ * @param bottom New bottom edge in px in this SlidingChallengeLayout's coordinate system.
+ * @return true if the challenge view was moved
+ */
+ private boolean moveChallengeTo(int bottom) {
+ if (mChallengeView == null || !mHasLayout) {
+ return false;
+ }
+
+ final int bottomMargin = ((LayoutParams) mChallengeView.getLayoutParams()).bottomMargin;
+ final int layoutBottom = getHeight() - getPaddingBottom() - bottomMargin;
+ final int challengeHeight = mChallengeView.getHeight();
+
+ bottom = Math.max(layoutBottom,
+ Math.min(bottom, layoutBottom + challengeHeight - mDragHandleSize));
+
+ float offset = 1.f - (float) (bottom - layoutBottom) / (challengeHeight - mDragHandleSize);
+ mChallengeOffset = offset;
+ if (offset > 0 && !mChallengeShowing) {
+ setChallengeShowing(true);
+ }
+
+ mChallengeView.layout(mChallengeView.getLeft(),
+ bottom - mChallengeView.getHeight(), mChallengeView.getRight(), bottom);
+
+ mChallengeView.setAlpha(offset);
+ if (mListener != null) {
+ mListener.onScrollPositionChanged(offset, mChallengeView.getTop());
+ }
+ postInvalidateOnAnimation();
+ return true;
+ }
+
+ private int getChallengeBottom() {
+ if (mChallengeView == null) return 0;
+
+ return mChallengeView.getBottom();
+ }
+
+ private void moveChallengeBy(int delta) {
+ moveChallengeTo(getChallengeBottom() + delta);
+ }
+
+ /**
+ * Show or hide the challenge view, animating it if necessary.
+ * @param show true to show, false to hide
+ */
+ public void showChallenge(boolean show) {
+ showChallenge(show, 0);
+ }
+
+ private void showChallenge(int velocity) {
+ boolean show = false;
+ if (Math.abs(velocity) > mMinVelocity) {
+ show = velocity < 0;
+ } else {
+ show = mChallengeOffset >= 0.5f;
+ }
+ showChallenge(show, velocity);
+ }
+
+ private void showChallenge(boolean show, int velocity) {
+ if (mChallengeView == null) {
+ setChallengeShowing(false);
+ return;
+ }
+
+ if (mHasLayout) {
+ final int bottomMargin = ((LayoutParams) mChallengeView.getLayoutParams()).bottomMargin;
+ final int layoutBottom = getHeight() - getPaddingBottom() - bottomMargin;
+ animateChallengeTo(show ? layoutBottom :
+ layoutBottom + mChallengeView.getHeight() - mDragHandleSize, velocity);
+ }
+ }
+
+ @Override
+ public ViewGroup.LayoutParams generateLayoutParams(AttributeSet attrs) {
+ return new LayoutParams(getContext(), attrs);
+ }
+
+ @Override
+ protected ViewGroup.LayoutParams generateLayoutParams(ViewGroup.LayoutParams p) {
+ return p instanceof LayoutParams ? new LayoutParams((LayoutParams) p) :
+ p instanceof MarginLayoutParams ? new LayoutParams((MarginLayoutParams) p) :
+ new LayoutParams(p);
+ }
+
+ @Override
+ protected ViewGroup.LayoutParams generateDefaultLayoutParams() {
+ return new LayoutParams();
+ }
+
+ @Override
+ protected boolean checkLayoutParams(ViewGroup.LayoutParams p) {
+ return p instanceof LayoutParams;
+ }
+
+ public static class LayoutParams extends MarginLayoutParams {
+ public boolean isChallenge = false;
+
+ public LayoutParams() {
+ this(MATCH_PARENT, WRAP_CONTENT);
+ }
+
+ public LayoutParams(int width, int height) {
+ super(width, height);
+ }
+
+ public LayoutParams(android.view.ViewGroup.LayoutParams source) {
+ super(source);
+ }
+
+ public LayoutParams(MarginLayoutParams source) {
+ super(source);
+ }
+
+ public LayoutParams(LayoutParams source) {
+ super(source);
+
+ isChallenge = source.isChallenge;
+ }
+
+ public LayoutParams(Context c, AttributeSet attrs) {
+ super(c, attrs);
+
+ final TypedArray a = c.obtainStyledAttributes(attrs,
+ R.styleable.SlidingChallengeLayout_Layout);
+ isChallenge = a.getBoolean(R.styleable.SlidingChallengeLayout_Layout_layout_isChallenge,
+ false);
+ a.recycle();
+ }
+ }
+}
OSDN Git Service
