return true; } public void dismiss() { if (isShowing()) { mPopup.dismiss(); } } public void onDismiss() { mPopup = null; mMenu.close(); if (mTreeObserver != null) { if (!mTreeObserver.isAlive()) mTreeObserver = mAnchorView.getViewTreeObserver(); mTreeObserver.removeGlobalOnLayoutListener(this); mTreeObserver = null; } mAnchorView.removeOnAttachStateChangeListener(this); } public boolean isShowing() { return mPopup != null && mPopup.isShowing(); } @Override public void onItemClick(AdapterView<?> parent, View view, int position, long id) { MenuAdapter adapter = mAdapter; adapter.mAdapterMenu.performItemAction(adapter.getItem(position), 0); } public boolean onKey(View v, int keyCode, KeyEvent event) { if (event.getAction() == KeyEvent.ACTION_UP && keyCode == KeyEvent.KEYCODE_MENU) { dismiss(); return true; } return false; } private int measureContentWidth(ListAdapter adapter) { // Menus don't tend to be long, so this is more sane than it looks. int width = 0; View itemView = null; int itemType = 0; final int widthMeasureSpec = MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED); final int heightMeasureSpec = MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED); final int count = adapter.getCount(); for (int i = 0; i < count; i++) { final int positionType = adapter.getItemViewType(i); if (positionType != itemType) { itemType = positionType; itemView = null; } if (mMeasureParent == null) { mMeasureParent = new FrameLayout(mContext); } itemView = adapter.getView(i, itemView, mMeasureParent); itemView.measure(widthMeasureSpec, heightMeasureSpec); width = Math.max(width, itemView.getMeasuredWidth()); } return width; } @Override public void onGlobalLayout() { if (isShowing()) { final View anchor = mAnchorView; if (anchor == null || !anchor.isShown()) { dismiss(); } else if (isShowing()) { // Recompute window size and position mPopup.show(); } } } @Override