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Merge "Handle null left and right tab strip drawables" into oc-mr1-dev

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TreeHugger Robot
2017-09-20 13:59:05 +00:00
committed by Android (Google) Code Review
parent 7a59a62276 00e9401e00
commit 286c7db342
1 changed files with 24 additions and 8 deletions
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32
core/java/android/widget/TabWidget.java
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@@ -61,7 +61,10 @@ public class TabWidget extends LinearLayout implements OnFocusChangeListener {
// This value will be set to 0 as soon as the first tab is added to TabHost.
private int mSelectedTab = -1;
@Nullable
private Drawable mLeftStrip;
@Nullable
private Drawable mRightStrip;
private boolean mDrawBottomStrips = true;
@@ -374,23 +377,36 @@ public class TabWidget extends LinearLayout implements OnFocusChangeListener {
final Drawable leftStrip = mLeftStrip;
final Drawable rightStrip = mRightStrip;
leftStrip.setState(selectedChild.getDrawableState());
rightStrip.setState(selectedChild.getDrawableState());
if (leftStrip != null) {
leftStrip.setState(selectedChild.getDrawableState());
}
if (rightStrip != null) {
rightStrip.setState(selectedChild.getDrawableState());
}
if (mStripMoved) {
final Rect bounds = mBounds;
bounds.left = selectedChild.getLeft();
bounds.right = selectedChild.getRight();
final int myHeight = getHeight();
leftStrip.setBounds(Math.min(0, bounds.left - leftStrip.getIntrinsicWidth()),
myHeight - leftStrip.getIntrinsicHeight(), bounds.left, myHeight);
rightStrip.setBounds(bounds.right, myHeight - rightStrip.getIntrinsicHeight(),
Math.max(getWidth(), bounds.right + rightStrip.getIntrinsicWidth()), myHeight);
if (leftStrip != null) {
leftStrip.setBounds(Math.min(0, bounds.left - leftStrip.getIntrinsicWidth()),
myHeight - leftStrip.getIntrinsicHeight(), bounds.left, myHeight);
}
if (rightStrip != null) {
rightStrip.setBounds(bounds.right, myHeight - rightStrip.getIntrinsicHeight(),
Math.max(getWidth(), bounds.right + rightStrip.getIntrinsicWidth()),
myHeight);
}
mStripMoved = false;
}
leftStrip.draw(canvas);
rightStrip.draw(canvas);
if (leftStrip != null) {
leftStrip.draw(canvas);
}
if (rightStrip != null) {
rightStrip.draw(canvas);
}
}
/**