Force measurement in LinearLayout if any views are skipped (65be9cc3) · Commits · e / os / android_frameworks_base

core/java/android/widget/LinearLayout.java

+11 −4

Original line number	Diff line number	Diff line
		@@ -667,6 +667,7 @@ public class LinearLayout extends ViewGroup {
		final int heightMode = MeasureSpec.getMode(heightMeasureSpec);

		boolean matchWidth = false;
		boolean skippedMeasure = false;

		final int baselineChildIndex = mBaselineAlignedChildIndex;
		final boolean useLargestChild = mUseLargestChild;
		@@ -701,6 +702,7 @@ public class LinearLayout extends ViewGroup {
		// there is any leftover space.
		final int totalLength = mTotalLength;
		mTotalLength = Math.max(totalLength, totalLength + lp.topMargin + lp.bottomMargin);
		skippedMeasure = true;
		} else {
		int oldHeight = Integer.MIN_VALUE;

		@@ -827,9 +829,10 @@ public class LinearLayout extends ViewGroup {
		heightSize = heightSizeAndState & MEASURED_SIZE_MASK;

		// Either expand children with weight to take up available space or
		// shrink them if they extend beyond our current bounds
		// shrink them if they extend beyond our current bounds. If we skipped
		// measurement on any children, we need to measure them now.
		int delta = heightSize - mTotalLength;
		if (delta != 0 && totalWeight > 0.0f) {
		if (skippedMeasure \|\| delta != 0 && totalWeight > 0.0f) {
		float weightSum = mWeightSum > 0.0f ? mWeightSum : totalWeight;

		mTotalLength = 0;
		@@ -995,6 +998,7 @@ public class LinearLayout extends ViewGroup {
		final int heightMode = MeasureSpec.getMode(heightMeasureSpec);

		boolean matchHeight = false;
		boolean skippedMeasure = false;

		if (mMaxAscent == null \|\| mMaxDescent == null) {
		mMaxAscent = new int[VERTICAL_GRAVITY_COUNT];
		@@ -1057,6 +1061,8 @@ public class LinearLayout extends ViewGroup {
		if (baselineAligned) {
		final int freeSpec = MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED);
		child.measure(freeSpec, freeSpec);
		} else {
		skippedMeasure = true;
		}
		} else {
		int oldWidth = Integer.MIN_VALUE;
		@@ -1205,9 +1211,10 @@ public class LinearLayout extends ViewGroup {
		widthSize = widthSizeAndState & MEASURED_SIZE_MASK;

		// Either expand children with weight to take up available space or
		// shrink them if they extend beyond our current bounds
		// shrink them if they extend beyond our current bounds. If we skipped
		// measurement on any children, we need to measure them now.
		int delta = widthSize - mTotalLength;
		if (delta != 0 && totalWeight > 0.0f) {
		if (skippedMeasure \|\| delta != 0 && totalWeight > 0.0f) {
		float weightSum = mWeightSum > 0.0f ? mWeightSum : totalWeight;

		maxAscent[0] = maxAscent[1] = maxAscent[2] = maxAscent[3] = -1;