1 //修改下拉距离
2 ViewTreeObserver vto = mCategoryResults.mSwipeRefreshLayout.getViewTreeObserver();
3 vto.addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
4 public void onGlobalLayout() {
5
6 final DisplayMetrics metrics = getResources().getDisplayMetrics();
7 Float mDistanceToTriggerSync = Math.min(((View) mCategoryResults.mSwipeRefreshLayout.getParent()).getHeight() * 0.6f, 500 * metrics.density);
8
9 try {
10 Field field = SwipeRefreshLayout.class.getDeclaredField("mDistanceToTriggerSync");
11 field.setAccessible(true);
12 field.setFloat(mCategoryResults.mSwipeRefreshLayout, mDistanceToTriggerSync);
13 } catch (Exception e) {
14 e.printStackTrace();
15 }
16 ViewTreeObserver obs = mCategoryResults.mSwipeRefreshLayout.getViewTreeObserver();
17 obs.removeOnGlobalLayoutListener(this);
18 }
19 });
