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fix h&v scrollview on measure

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王劲鹏 2020-01-14 19:47:42 +08:00 committed by osborn
parent 6664d8d988
commit 6f635a6786
1 changed files with 25 additions and 11 deletions
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36
doric-android/doric/src/main/java/pub/doric/widget/HVScrollView.java
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@ -79,7 +79,7 @@ public class HVScrollView extends FrameLayout {
* When set to true, the scroll view measure its child to make it fill the currently
* visible area.
*/
private boolean mFillViewport;
private boolean mFillViewport = true;
/**
* Whether arrow scrolling is animated.
@ -311,17 +311,31 @@ public class HVScrollView extends FrameLayout {
final View child = getChildAt(0);
int height = getMeasuredHeight();
int width = getMeasuredWidth();
if (child.getMeasuredHeight() < height || child.getMeasuredWidth() < width) {
width -= getPaddingLeft();
width -= getPaddingRight();
int childWidthMeasureSpec = MeasureSpec.makeMeasureSpec(width, MeasureSpec.EXACTLY);
height -= getPaddingTop();
height -= getPaddingBottom();
int childHeightMeasureSpec = MeasureSpec.makeMeasureSpec(height, MeasureSpec.EXACTLY);
child.measure(childWidthMeasureSpec, childHeightMeasureSpec);
width -= getPaddingLeft();
width -= getPaddingRight();
height -= getPaddingTop();
height -= getPaddingBottom();
int childWidthMeasureSpec;
int childHeightMeasureSpec;
final FrameLayout.LayoutParams lp = (LayoutParams) child.getLayoutParams();
if (lp.width != ViewGroup.LayoutParams.MATCH_PARENT && lp.height != ViewGroup.LayoutParams.MATCH_PARENT) {
return;
}
if (child.getMeasuredWidth() < width && lp.width == ViewGroup.LayoutParams.MATCH_PARENT) {
childWidthMeasureSpec = MeasureSpec.makeMeasureSpec(width, MeasureSpec.EXACTLY);
} else {
widthMeasureSpec = MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED);
childWidthMeasureSpec = getChildMeasureSpec(widthMeasureSpec,
getPaddingLeft() + getPaddingRight(), lp.width);
}
if (child.getMeasuredHeight() < height && lp.height == ViewGroup.LayoutParams.MATCH_PARENT) {
childHeightMeasureSpec = MeasureSpec.makeMeasureSpec(height, MeasureSpec.EXACTLY);
} else {
heightMeasureSpec = MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED);
childHeightMeasureSpec = getChildMeasureSpec(heightMeasureSpec,
getPaddingTop() + getPaddingBottom(), lp.height);
}
child.measure(childWidthMeasureSpec, childHeightMeasureSpec);
}
}