private static void destroyResources(View view) {
view.destroyHardwareResources();
if (view instanceof ViewGroup) {
ViewGroup group = (ViewGroup) view;
int count = group.getChildCount();
for (int i = 0; i < count; i++) {
destroyResources(group.getChildAt(i));
}
}
}
private void initValue(Activity activity) {
this.activity = activity;
leftMenuItems = new ArrayList<ResideMenuItem>();
rightMenuItems = new ArrayList<ResideMenuItem>();
ignoredViews = new ArrayList<View>();
viewDecor = (ViewGroup) activity.getWindow().getDecorView();
viewActivity = new TouchDisableView(this.activity);
View mContent = viewDecor.getChildAt(0);
viewDecor.removeViewAt(0);
viewActivity.setContent(mContent);
addView(viewActivity);
ViewGroup parent = (ViewGroup) scrollViewLeftMenu.getParent();
parent.removeView(scrollViewLeftMenu);
parent.removeView(scrollViewRightMenu);
}
private View getFooterView() {
if (mFooterView == null) {
FrameLayout fl = new FrameLayout(getActivity());
TextView tv = new TextView(getActivity());
tv.setGravity(Gravity.CENTER);
tv.setTextColor(0xFFaaaaaa);
tv.setBackgroundColor(0xFFffffff);
FrameLayout.LayoutParams params =
new FrameLayout.LayoutParams(
ViewGroup.LayoutParams.MATCH_PARENT, (int) CommonUtils.dpToPx(getActivity(), 50));
fl.addView(tv, params);
mFooterView = fl;
}
TextView tv = (TextView) mFooterView.getChildAt(0);
tv.setText("共有" + SongManager.with(getActivity()).getSongSize() + "首歌");
return mFooterView;
}
/**
* Tests scrollability within child views of v given a delta of dx.
*
* @param v View to test for horizontal scrollability
* @param checkV Whether the view v passed should itself be checked for scrollability (true), or
* just its children (false).
* @param dx Delta scrolled in pixels
* @param x X coordinate of the active touch point
* @param y Y coordinate of the active touch point
* @return true if child views of v can be scrolled by delta of dx.
*/
protected boolean canScroll(View v, boolean checkV, int dx, int x, int y) {
if (v instanceof ViewGroup) {
final ViewGroup group = (ViewGroup) v;
final int scrollX = v.getScrollX();
final int scrollY = v.getScrollY();
final int count = group.getChildCount();
// Count backwards - let topmost views consume scroll distance first.
for (int i = count - 1; i >= 0; i--) {
final View child = group.getChildAt(i);
if (x + scrollX >= child.getLeft()
&& x + scrollX < child.getRight()
&& y + scrollY >= child.getTop()
&& y + scrollY < child.getBottom()
&& canScroll(
child, true, dx, x + scrollX - child.getLeft(), y + scrollY - child.getTop())) {
return true;
}
}
}
return checkV && ViewCompat.canScrollHorizontally(v, -dx);
}
