protected int mUnboundedScrollX;
protected int[] mTempVisiblePagesRange = new int[2];
protected boolean mForceDrawAllChildrenNextFrame;
+ private boolean mSpacePagesAutomatically = false;
// mOverScrollX is equal to getScrollX() when we're within the normal scroll range. Otherwise
// it is equal to the scaled overscroll position. We use a separate value so as to prevent
final int verticalPadding = getPaddingTop() + getPaddingBottom();
final int horizontalPadding = getPaddingLeft() + getPaddingRight();
+ int referenceChildWidth = 0;
// 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);
childWidth = getViewportWidth() - mInsets.left - mInsets.right;
childHeight = getViewportHeight();
}
+ if (referenceChildWidth == 0) {
+ referenceChildWidth = childWidth;
+ }
final int childWidthMeasureSpec =
MeasureSpec.makeMeasureSpec(childWidth, childWidthMode);
child.measure(childWidthMeasureSpec, childHeightMeasureSpec);
}
}
+ if (mSpacePagesAutomatically) {
+ int spacing = (getViewportWidth() - mInsets.left - mInsets.right
+ - referenceChildWidth) / 2;
+ if (spacing >= 0) {
+ setPageSpacing(spacing);
+ }
+ mSpacePagesAutomatically = false;
+ }
setMeasuredDimension(scaledWidthSize, scaledHeightSize);
}
+ /**
+ * This method should be called once before first layout / measure pass.
+ */
+ protected void setSinglePageInViewport() {
+ mSpacePagesAutomatically = true;
+ }
+
@Override
protected void onLayout(boolean changed, int left, int top, int right, int bottom) {
if (!mIsDataReady || getChildCount() == 0) {