/**
* Bit in {@link #configChanges} that indicates that the activity
* can itself handle the screen size. Set from the
- * {@link android.R.attr#configChanges} attribute.
+ * {@link android.R.attr#configChanges} attribute. This will be
+ * set by default for applications that target an earlier version
+ * than {@link android.os.Build.VERSION_CODES#HONEYCOMB_MR2}...
+ * <b>however</b>, you will not see the bit set here becomes some
+ * applications incorrectly compare {@link #configChanges} against
+ * an absolute value rather than correctly masking out the bits
+ * they are interested in. Please don't do that, thanks.
*/
public static final int CONFIG_SCREEN_SIZE = 0x0400;
/**
* Bit in {@link #configChanges} that indicates that the activity
* can itself handle the smallest screen size. Set from the
- * {@link android.R.attr#configChanges} attribute.
+ * {@link android.R.attr#configChanges} attribute. This will be
+ * set by default for applications that target an earlier version
+ * than {@link android.os.Build.VERSION_CODES#HONEYCOMB_MR2}...
+ * <b>however</b>, you will not see the bit set here becomes some
+ * applications incorrectly compare {@link #configChanges} against
+ * an absolute value rather than correctly masking out the bits
+ * they are interested in. Please don't do that, thanks.
*/
public static final int CONFIG_SMALLEST_SCREEN_SIZE = 0x0800;
/**
}
/**
+ * @hide
+ * Unfortunately some developers (OpenFeint I am looking at you) have
+ * compared the configChanges bit field against absolute values, so if we
+ * introduce a new bit they break. To deal with that, we will make sure
+ * the public field will not have a value that breaks them, and let the
+ * framework call here to get the real value.
+ */
+ public int getRealConfigChanged() {
+ return applicationInfo.targetSdkVersion < android.os.Build.VERSION_CODES.HONEYCOMB_MR2
+ ? (configChanges | ActivityInfo.CONFIG_SCREEN_SIZE
+ | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE)
+ : configChanges;
+ }
+
+ /**
* Bit mask of kinds of configuration changes that this activity
* can handle itself (without being restarted by the system).
* Contains any combination of {@link #CONFIG_FONT_SCALE},
a.info.configChanges = sa.getInt(
com.android.internal.R.styleable.AndroidManifestActivity_configChanges,
0);
- if (owner.applicationInfo.targetSdkVersion
- < android.os.Build.VERSION_CODES.HONEYCOMB_MR2) {
- a.info.configChanges |= ActivityInfo.CONFIG_SCREEN_SIZE
- | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE;
- }
a.info.softInputMode = sa.getInt(
com.android.internal.R.styleable.AndroidManifestActivity_windowSoftInputMode,
0);
/**
* Current development version.
+ *
+ * <p>Update to Honeycomb MR1 to support 7 inch tablets, improve
+ * screen compatibility mode, etc.</p>
+ *
+ * <p>As of this version, applications that don't say whether they
+ * support XLARGE screens will be assumed to do so only if they target
+ * {@link #HONEYCOMB} or later; it had been {@link #GINGERBREAD} or
+ * later. Applications that don't support a screen size at least as
+ * large as the current screen will provide the user with a UI to
+ * switch them in to screen size compatibility mode.</p>
*/
public static final int HONEYCOMB_MR2 = CUR_DEVELOPMENT;
}
if (DEBUG_SWITCH || DEBUG_CONFIGURATION) {
Slog.v(TAG, "Checking to restart " + r.info.name + ": changed=0x"
+ Integer.toHexString(changes) + ", handles=0x"
- + Integer.toHexString(r.info.configChanges)
+ + Integer.toHexString(r.info.getRealConfigChanged())
+ ", newConfig=" + newConfig);
}
- if ((changes&(~r.info.configChanges)) != 0 || r.forceNewConfig) {
+ if ((changes&(~r.info.getRealConfigChanged())) != 0 || r.forceNewConfig) {
// Aha, the activity isn't handling the change, so DIE DIE DIE.
r.configChangeFlags |= changes;
r.startFreezingScreenLocked(r.app, globalChanges);