android.widget.PopupMenu#setOnDismissListener ( )源码实例Demo

@Override
public void handleClickAction(PlaybackController playbackController, LeanbackOverlayFragment leanbackOverlayFragment, Context context, View view) {
    PopupMenu zoomMenu = Utils.createPopupMenu(context, view, Gravity.RIGHT);
    zoomMenu.getMenu().add(0, VideoManager.ZOOM_NORMAL, VideoManager.ZOOM_NORMAL, context.getString(R.string.lbl_normal)).setChecked(playbackController.getZoomMode() == VideoManager.ZOOM_NORMAL);
    zoomMenu.getMenu().add(0, VideoManager.ZOOM_VERTICAL, VideoManager.ZOOM_VERTICAL, context.getString(R.string.lbl_vertical_stretch)).setChecked(playbackController.getZoomMode() == VideoManager.ZOOM_VERTICAL);
    zoomMenu.getMenu().add(0, VideoManager.ZOOM_HORIZONTAL, VideoManager.ZOOM_HORIZONTAL, context.getString(R.string.lbl_horizontal_stretch)).setChecked(playbackController.getZoomMode() == VideoManager.ZOOM_HORIZONTAL);
    zoomMenu.getMenu().add(0, VideoManager.ZOOM_FULL, VideoManager.ZOOM_FULL, context.getString(R.string.lbl_zoom)).setChecked(playbackController.getZoomMode() == VideoManager.ZOOM_FULL);

    zoomMenu.getMenu().setGroupCheckable(0, true, false);
    zoomMenu.setOnDismissListener(new PopupMenu.OnDismissListener() {
        @Override
        public void onDismiss(PopupMenu menu) {
            leanbackOverlayFragment.setFading(true);
        }
    });
    zoomMenu.setOnMenuItemClickListener(new PopupMenu.OnMenuItemClickListener() {
        @Override
        public boolean onMenuItemClick(MenuItem item) {
            playbackController.setZoom(item.getItemId());
            return true;
        }
    });

    zoomMenu.show();
}
 

/**
 * Show a {@link PopupMenu}.
 *
 * @param reactTag the tag of the anchor view (the PopupMenu is displayed next to this view); this
 *        needs to be the tag of a native view (shadow views can not be anchors)
 * @param items the menu items as an array of strings
 * @param success will be called with the position of the selected item as the first argument, or
 *        no arguments if the menu is dismissed
 */
public synchronized void showPopupMenu(int reactTag, ReadableArray items, Callback success,
                                       Callback error) {
  UiThreadUtil.assertOnUiThread();
  View anchor = mTagsToViews.get(reactTag);
  if (anchor == null) {
    error.invoke("Can't display popup. Could not find view with tag " + reactTag);
    return;
  }
  mPopupMenu = new PopupMenu(getReactContextForView(reactTag), anchor);

  Menu menu = mPopupMenu.getMenu();
  for (int i = 0; i < items.size(); i++) {
    menu.add(Menu.NONE, Menu.NONE, i, items.getString(i));
  }

  PopupMenuCallbackHandler handler = new PopupMenuCallbackHandler(success);
  mPopupMenu.setOnMenuItemClickListener(handler);
  mPopupMenu.setOnDismissListener(handler);

  mPopupMenu.show();
}
 

/**
 * 显示分组菜单
 */
private void showBookGroupMenu(View view) {
    PopupMenu popupMenu = new PopupMenu(this, view);
    for (int j = 0; j < getResources().getStringArray(R.array.book_group_array).length; j++) {
        popupMenu.getMenu().add(0, 0, j, getResources().getStringArray(R.array.book_group_array)[j]);
    }

    popupMenu.setOnMenuItemClickListener(menuItem -> {
        upGroup(menuItem.getOrder());
        return true;
    });
    popupMenu.setOnDismissListener(popupMenu1 -> updateTabItemIcon(false));
    popupMenu.show();
    updateTabItemIcon(true);
}
 

/**
 * 显示分组菜单
 */
private void showBookGroupMenu(View view) {
    PopupMenu popupMenu = new PopupMenu(this, view);
    for (int j = 0; j < getResources().getStringArray(R.array.book_group_array).length; j++) {
        popupMenu.getMenu().add(0, 0, j, getResources().getStringArray(R.array.book_group_array)[j]);
    }

    popupMenu.setOnMenuItemClickListener(menuItem -> {
        upGroup(menuItem.getOrder());
        return true;
    });
    popupMenu.setOnDismissListener(popupMenu1 -> updateTabItemIcon(false));
    popupMenu.show();
    updateTabItemIcon(true);
}
 

/**
 * 显示分组菜单
 */
private void showBookGroupMenu(View view) {
    PopupMenu popupMenu = new PopupMenu(this, view);
    for (int j = 0; j < getResources().getStringArray(R.array.book_group_array).length; j++) {
        popupMenu.getMenu().add(0, 0, j, getResources().getStringArray(R.array.book_group_array)[j]);
    }
    popupMenu.setOnMenuItemClickListener(menuItem -> {
        upGroup(menuItem.getOrder());
        return true;
    });
    popupMenu.setOnDismissListener(popupMenu1 -> updateTabItemIcon(0, false));
    popupMenu.show();
    updateTabItemIcon(0, true);
}
 

@Override
public boolean onGesture(Gesture gesture, MotionEvent event) {
    mMap.getMapPosition(mMapPosition);
    // override default behavior to adjust pivot point
    if (gesture == Gesture.DOUBLE_TAP) {
        zoomMap(2.0, event.getX() - (mMap.getScreenWidth() >> 1), event.getY() - (mMap.getScreenHeight() >> 1));
        return true;
    } else if (gesture == Gesture.TWO_FINGER_TAP) {
        zoomMap(0.5, 0f, 0f);
        return true;
    } else if (gesture == Gesture.TRIPLE_TAP) {
        float scale = Configuration.getRememberedScale();
        double scaleBy = scale / mMapPosition.getScale();
        float x = scaleBy > 1 ? event.getX() - (mMap.getScreenWidth() >> 1) : 0f;
        float y = scaleBy > 1 ? event.getY() - (mMap.getScreenHeight() >> 1) : 0f;
        zoomMap(scaleBy, x, y);
        return true;
    } else if (gesture == Gesture.LONG_PRESS) {
        if (!mMap.getEventLayer().moveEnabled() || !mObjectInteractionEnabled)
            return true;
        mViews.popupAnchor.setX(event.getX() + mFingerTipSize);
        mViews.popupAnchor.setY(event.getY() - mFingerTipSize);
        mSelectedPoint = mMap.viewport().fromScreenPoint(event.getX(), event.getY());
        showMarker(mSelectedPoint, null, false);
        PopupMenu popup = new PopupMenu(this, mViews.popupAnchor);
        popup.inflate(R.menu.context_menu_map);
        Menu popupMenu = popup.getMenu();
        if (mLocationState == LocationState.DISABLED || mLocationState == LocationState.SEARCHING || mLocationService == null || !isOnline())
            popupMenu.removeItem(R.id.actionFindRouteHere);
        if ((int) Configuration.getRememberedScale() == (int) mMapPosition.getScale())
            popupMenu.removeItem(R.id.actionRememberScale);
        if (mLocationState != LocationState.TRACK || mAutoTilt == -1f || MathUtils.equals(mAutoTilt, mMapPosition.getTilt()))
            popupMenu.removeItem(R.id.actionRememberTilt);
        popup.setOnMenuItemClickListener(this);
        popup.setOnDismissListener(menu -> removeMarker());
        popup.show();
        return true;
    }
    return false;
}
 

/**
 * 显示发现菜单
 */
private void showFindMenu(View view) {
    PopupMenu popupMenu = new PopupMenu(this, view);
    popupMenu.getMenu().add(0, 0, 0, getString(R.string.switch_display_style));
    popupMenu.getMenu().add(0, 0, 1, getString(R.string.clear_find_cache));
    boolean findTypeIsFlexBox = preferences.getBoolean("findTypeIsFlexBox", true);
    boolean showFindLeftView = preferences.getBoolean("showFindLeftView", true);
    if (findTypeIsFlexBox) {
        popupMenu.getMenu().add(0, 0, 2, showFindLeftView ? "隐藏左侧栏" : "显示左侧栏");
    }
    popupMenu.setOnMenuItemClickListener(menuItem -> {
        FindBookFragment findBookFragment = getFindFragment();
        switch (menuItem.getOrder()) {
            case 0:
                preferences.edit()
                        .putBoolean("findTypeIsFlexBox", !findTypeIsFlexBox)
                        .apply();
                if (findBookFragment != null) {
                    findBookFragment.upStyle();
                }
                break;
            case 1:
                ACache.get(this, "findCache").clear();
                if (findBookFragment != null) {
                    findBookFragment.refreshData();
                }
                break;
            case 2:
                preferences.edit()
                        .putBoolean("showFindLeftView", !showFindLeftView)
                        .apply();
                if (findBookFragment != null) {
                    findBookFragment.upUI();
                }
                break;
        }
        return true;
    });
    popupMenu.setOnDismissListener(popupMenu1 -> updateTabItemIcon(1, false));
    popupMenu.show();
    updateTabItemIcon(1, true);
}