| /* |
| * Copyright (C) 2015 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.layoutlib.bridge.android.support; |
| |
| import com.android.ide.common.rendering.api.LayoutLog; |
| import com.android.layoutlib.bridge.Bridge; |
| import com.android.layoutlib.bridge.util.ReflectionUtils.ReflectionException; |
| |
| import android.annotation.Nullable; |
| import android.view.View; |
| |
| import static android.view.Gravity.END; |
| import static android.view.Gravity.LEFT; |
| import static android.view.Gravity.RIGHT; |
| import static android.view.Gravity.START; |
| import static com.android.layoutlib.bridge.util.ReflectionUtils.getCause; |
| import static com.android.layoutlib.bridge.util.ReflectionUtils.getMethod; |
| import static com.android.layoutlib.bridge.util.ReflectionUtils.invoke; |
| |
| public class DrawerLayoutUtil { |
| |
| public static final String[] CN_DRAWER_LAYOUT = { |
| "android.support.v4.widget.DrawerLayout", |
| "androidx.drawerlayout.widget.DrawerLayout" |
| }; |
| |
| public static void openDrawer(View drawerLayout, @Nullable String drawerGravity) { |
| int gravity = -1; |
| if ("left".equals(drawerGravity)) { |
| gravity = LEFT; |
| } else if ("right".equals(drawerGravity)) { |
| gravity = RIGHT; |
| } else if ("start".equals(drawerGravity)) { |
| gravity = START; |
| } else if ("end".equals(drawerGravity)) { |
| gravity = END; |
| } |
| if (gravity > 0) { |
| openDrawer(drawerLayout, gravity); |
| } |
| } |
| |
| private static void openDrawer(View drawerLayout, int gravity) { |
| try { |
| invoke(getMethod(drawerLayout.getClass(), "openDrawer", int.class), drawerLayout, |
| gravity); |
| } catch (ReflectionException e) { |
| Bridge.getLog().error(LayoutLog.TAG_BROKEN, "Unable to open navigation drawer", |
| getCause(e), null); |
| } |
| } |
| } |