am 5de55868: Merge "Make ListView\'s EdgeEffect respect the clipToPadding flag" into mnc-dev (961bf18e) · Commits · e / os / android_frameworks_base

core/java/android/widget/AbsListView.java

+55 −36

Original line number	Diff line number	Diff line
		@@ -694,9 +694,6 @@ public abstract class AbsListView extends AdapterView<ListAdapter> implements Te
		*/
		private boolean mForceTranscriptScroll;

		private int mGlowPaddingLeft;
		private int mGlowPaddingRight;

		/**
		* Used for interacting with list items from an accessibility service.
		*/
		@@ -3489,17 +3486,14 @@ public abstract class AbsListView extends AdapterView<ListAdapter> implements Te
		if (!mEdgeGlowBottom.isFinished()) {
		mEdgeGlowBottom.onRelease();
		}
		invalidate(0, 0, getWidth(),
		mEdgeGlowTop.getMaxHeight() + getPaddingTop());
		invalidateTopGlow();
		} else if (incrementalDeltaY < 0) {
		mEdgeGlowBottom.onPull((float) overscroll / getHeight(),
		1.f - (float) x / getWidth());
		if (!mEdgeGlowTop.isFinished()) {
		mEdgeGlowTop.onRelease();
		}
		invalidate(0, getHeight() - getPaddingBottom() -
		mEdgeGlowBottom.getMaxHeight(), getWidth(),
		getHeight());
		invalidateBottomGlow();
		}
		}
		}
		@@ -3539,17 +3533,14 @@ public abstract class AbsListView extends AdapterView<ListAdapter> implements Te
		if (!mEdgeGlowBottom.isFinished()) {
		mEdgeGlowBottom.onRelease();
		}
		invalidate(0, 0, getWidth(),
		mEdgeGlowTop.getMaxHeight() + getPaddingTop());
		invalidateTopGlow();
		} else if (rawDeltaY < 0) {
		mEdgeGlowBottom.onPull((float) overScrollDistance / getHeight(),
		1.f - (float) x / getWidth());
		if (!mEdgeGlowTop.isFinished()) {
		mEdgeGlowTop.onRelease();
		}
		invalidate(0, getHeight() - getPaddingBottom() -
		mEdgeGlowBottom.getMaxHeight(), getWidth(),
		getHeight());
		invalidateBottomGlow();
		}
		}
		}
		@@ -3581,6 +3572,28 @@ public abstract class AbsListView extends AdapterView<ListAdapter> implements Te
		}
		}

		private void invalidateTopGlow() {
		if (mEdgeGlowTop == null) {
		return;
		}
		final boolean clipToPadding = getClipToPadding();
		final int top = clipToPadding ? mPaddingTop : 0;
		final int left = clipToPadding ? mPaddingLeft : 0;
		final int right = clipToPadding ? getWidth() - mPaddingRight : getWidth();
		invalidate(left, top, right, top + mEdgeGlowTop.getMaxHeight());
		}

		private void invalidateBottomGlow() {
		if (mEdgeGlowBottom == null) {
		return;
		}
		final boolean clipToPadding = getClipToPadding();
		final int bottom = clipToPadding ? getHeight() - mPaddingBottom : getHeight();
		final int left = clipToPadding ? mPaddingLeft : 0;
		final int right = clipToPadding ? getWidth() - mPaddingRight : getWidth();
		invalidate(left, bottom - mEdgeGlowBottom.getMaxHeight(), right, bottom);
		}

		@Override
		public void onTouchModeChanged(boolean isInTouchMode) {
		if (isInTouchMode) {
		@@ -4142,47 +4155,53 @@ public abstract class AbsListView extends AdapterView<ListAdapter> implements Te
		super.draw(canvas);
		if (mEdgeGlowTop != null) {
		final int scrollY = mScrollY;
		final boolean clipToPadding = getClipToPadding();
		final int width;
		final int height;
		final int translateX;
		final int translateY;

		if (clipToPadding) {
		width = getWidth() - mPaddingLeft - mPaddingRight;
		height = getHeight() - mPaddingTop - mPaddingBottom;
		translateX = mPaddingLeft;
		translateY = mPaddingTop;
		} else {
		width = getWidth();
		height = getHeight();
		translateX = 0;
		translateY = 0;
		}
		if (!mEdgeGlowTop.isFinished()) {
		final int restoreCount = canvas.save();
		final int width = getWidth();

		int edgeY = Math.min(0, scrollY + mFirstPositionDistanceGuess);
		canvas.translate(0, edgeY);
		mEdgeGlowTop.setSize(width, getHeight());
		canvas.clipRect(translateX, translateY,
		translateX + width ,translateY + mEdgeGlowTop.getMaxHeight());
		final int edgeY = Math.min(0, scrollY + mFirstPositionDistanceGuess) + translateY;
		canvas.translate(translateX, edgeY);
		mEdgeGlowTop.setSize(width, height);
		if (mEdgeGlowTop.draw(canvas)) {
		invalidate(0, 0, getWidth(),
		mEdgeGlowTop.getMaxHeight() + getPaddingTop());
		invalidateTopGlow();
		}
		canvas.restoreToCount(restoreCount);
		}
		if (!mEdgeGlowBottom.isFinished()) {
		final int restoreCount = canvas.save();
		final int width = getWidth();
		final int height = getHeight();

		int edgeX = -width;
		int edgeY = Math.max(height, scrollY + mLastPositionDistanceGuess);
		canvas.clipRect(translateX, translateY + height - mEdgeGlowBottom.getMaxHeight(),
		translateX + width, translateY + height);
		final int edgeX = -width + translateX;
		final int edgeY = Math.max(getHeight(), scrollY + mLastPositionDistanceGuess)
		- (clipToPadding ? mPaddingBottom : 0);
		canvas.translate(edgeX, edgeY);
		canvas.rotate(180, width, 0);
		mEdgeGlowBottom.setSize(width, height);
		if (mEdgeGlowBottom.draw(canvas)) {
		invalidate(0, getHeight() - getPaddingBottom() -
		mEdgeGlowBottom.getMaxHeight(), getWidth(),
		getHeight());
		invalidateBottomGlow();
		}
		canvas.restoreToCount(restoreCount);
		}
		}
		}

		/**
		* @hide
		*/
		public void setOverScrollEffectPadding(int leftPadding, int rightPadding) {
		mGlowPaddingLeft = leftPadding;
		mGlowPaddingRight = rightPadding;
		}

		private void initOrResetVelocityTracker() {
		if (mVelocityTracker == null) {
		mVelocityTracker = VelocityTracker.obtain();