| /* |
| * Copyright (C) 2014 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.systemui.statusbar.phone; |
| |
| import android.content.Context; |
| import android.content.pm.ActivityInfo; |
| import android.content.res.Resources; |
| import android.graphics.PixelFormat; |
| import android.os.SystemProperties; |
| import android.view.Gravity; |
| import android.view.View; |
| import android.view.ViewGroup; |
| import android.view.WindowManager; |
| |
| import com.android.keyguard.R; |
| import com.android.systemui.keyguard.KeyguardViewMediator; |
| import com.android.systemui.statusbar.BaseStatusBar; |
| import com.android.systemui.statusbar.RemoteInputController; |
| import com.android.systemui.statusbar.StatusBarState; |
| |
| import java.io.FileDescriptor; |
| import java.io.PrintWriter; |
| import java.lang.reflect.Field; |
| |
| /** |
| * Encapsulates all logic for the status bar window state management. |
| */ |
| public class StatusBarWindowManager implements RemoteInputController.Callback { |
| |
| private final Context mContext; |
| private final WindowManager mWindowManager; |
| private View mStatusBarView; |
| private WindowManager.LayoutParams mLp; |
| private WindowManager.LayoutParams mLpChanged; |
| private int mBarHeight; |
| private final boolean mKeyguardScreenRotation; |
| private final float mScreenBrightnessDoze; |
| private final State mCurrentState = new State(); |
| |
| public StatusBarWindowManager(Context context) { |
| mContext = context; |
| mWindowManager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE); |
| mKeyguardScreenRotation = shouldEnableKeyguardScreenRotation(); |
| mScreenBrightnessDoze = mContext.getResources().getInteger( |
| com.android.internal.R.integer.config_screenBrightnessDoze) / 255f; |
| } |
| |
| private boolean shouldEnableKeyguardScreenRotation() { |
| Resources res = mContext.getResources(); |
| return SystemProperties.getBoolean("lockscreen.rot_override", false) |
| || res.getBoolean(R.bool.config_enableLockScreenRotation); |
| } |
| |
| /** |
| * Adds the status bar view to the window manager. |
| * |
| * @param statusBarView The view to add. |
| * @param barHeight The height of the status bar in collapsed state. |
| */ |
| public void add(View statusBarView, int barHeight) { |
| |
| // Now that the status bar window encompasses the sliding panel and its |
| // translucent backdrop, the entire thing is made TRANSLUCENT and is |
| // hardware-accelerated. |
| mLp = new WindowManager.LayoutParams( |
| ViewGroup.LayoutParams.MATCH_PARENT, |
| barHeight, |
| WindowManager.LayoutParams.TYPE_STATUS_BAR, |
| WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE |
| | WindowManager.LayoutParams.FLAG_TOUCHABLE_WHEN_WAKING |
| | WindowManager.LayoutParams.FLAG_SPLIT_TOUCH |
| | WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH |
| | WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS, |
| PixelFormat.TRANSLUCENT); |
| mLp.flags |= WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED; |
| mLp.gravity = Gravity.TOP; |
| mLp.softInputMode = WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE; |
| mLp.setTitle("StatusBar"); |
| mLp.packageName = mContext.getPackageName(); |
| mStatusBarView = statusBarView; |
| mBarHeight = barHeight; |
| mWindowManager.addView(mStatusBarView, mLp); |
| mLpChanged = new WindowManager.LayoutParams(); |
| mLpChanged.copyFrom(mLp); |
| } |
| |
| private void applyKeyguardFlags(State state) { |
| if (state.keyguardShowing) { |
| mLpChanged.privateFlags |= WindowManager.LayoutParams.PRIVATE_FLAG_KEYGUARD; |
| } else { |
| mLpChanged.privateFlags &= ~WindowManager.LayoutParams.PRIVATE_FLAG_KEYGUARD; |
| } |
| |
| if (state.keyguardShowing && !state.backdropShowing) { |
| mLpChanged.flags |= WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER; |
| } else { |
| mLpChanged.flags &= ~WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER; |
| } |
| } |
| |
| private void adjustScreenOrientation(State state) { |
| if (state.isKeyguardShowingAndNotOccluded()) { |
| if (mKeyguardScreenRotation) { |
| mLpChanged.screenOrientation = ActivityInfo.SCREEN_ORIENTATION_USER; |
| } else { |
| mLpChanged.screenOrientation = ActivityInfo.SCREEN_ORIENTATION_NOSENSOR; |
| } |
| } else { |
| mLpChanged.screenOrientation = ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED; |
| } |
| } |
| |
| private void applyFocusableFlag(State state) { |
| boolean panelFocusable = state.statusBarFocusable && state.panelExpanded; |
| if (state.keyguardShowing && state.keyguardNeedsInput && state.bouncerShowing |
| || BaseStatusBar.ENABLE_REMOTE_INPUT && state.remoteInputActive) { |
| mLpChanged.flags &= ~WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE; |
| mLpChanged.flags &= ~WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM; |
| } else if (state.isKeyguardShowingAndNotOccluded() || panelFocusable) { |
| mLpChanged.flags &= ~WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE; |
| mLpChanged.flags |= WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM; |
| } else { |
| mLpChanged.flags |= WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE; |
| mLpChanged.flags &= ~WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM; |
| } |
| |
| if (state.remoteInputActive) { |
| mLpChanged.softInputMode = WindowManager.LayoutParams.SOFT_INPUT_ADJUST_PAN; |
| } else { |
| mLpChanged.softInputMode = WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE; |
| } |
| } |
| |
| private void applyHeight(State state) { |
| boolean expanded = isExpanded(state); |
| if (expanded) { |
| mLpChanged.height = ViewGroup.LayoutParams.MATCH_PARENT; |
| } else { |
| mLpChanged.height = mBarHeight; |
| } |
| } |
| |
| private boolean isExpanded(State state) { |
| return !state.forceCollapsed && (state.isKeyguardShowingAndNotOccluded() |
| || state.panelVisible || state.keyguardFadingAway || state.bouncerShowing |
| || state.headsUpShowing); |
| } |
| |
| private void applyFitsSystemWindows(State state) { |
| mStatusBarView.setFitsSystemWindows(!state.isKeyguardShowingAndNotOccluded()); |
| } |
| |
| private void applyUserActivityTimeout(State state) { |
| if (state.isKeyguardShowingAndNotOccluded() |
| && state.statusBarState == StatusBarState.KEYGUARD |
| && !state.qsExpanded) { |
| mLpChanged.userActivityTimeout = KeyguardViewMediator.AWAKE_INTERVAL_DEFAULT_MS; |
| } else { |
| mLpChanged.userActivityTimeout = -1; |
| } |
| } |
| |
| private void applyInputFeatures(State state) { |
| if (state.isKeyguardShowingAndNotOccluded() |
| && state.statusBarState == StatusBarState.KEYGUARD |
| && !state.qsExpanded && !state.forceUserActivity) { |
| mLpChanged.inputFeatures |= |
| WindowManager.LayoutParams.INPUT_FEATURE_DISABLE_USER_ACTIVITY; |
| } else { |
| mLpChanged.inputFeatures &= |
| ~WindowManager.LayoutParams.INPUT_FEATURE_DISABLE_USER_ACTIVITY; |
| } |
| } |
| |
| private void apply(State state) { |
| applyKeyguardFlags(state); |
| applyForceStatusBarVisibleFlag(state); |
| applyFocusableFlag(state); |
| adjustScreenOrientation(state); |
| applyHeight(state); |
| applyUserActivityTimeout(state); |
| applyInputFeatures(state); |
| applyFitsSystemWindows(state); |
| applyModalFlag(state); |
| applyBrightness(state); |
| if (mLp.copyFrom(mLpChanged) != 0) { |
| mWindowManager.updateViewLayout(mStatusBarView, mLp); |
| } |
| } |
| |
| private void applyForceStatusBarVisibleFlag(State state) { |
| if (state.forceStatusBarVisible) { |
| mLpChanged.privateFlags |= WindowManager |
| .LayoutParams.PRIVATE_FLAG_FORCE_STATUS_BAR_VISIBLE_TRANSPARENT; |
| } else { |
| mLpChanged.privateFlags &= ~WindowManager |
| .LayoutParams.PRIVATE_FLAG_FORCE_STATUS_BAR_VISIBLE_TRANSPARENT; |
| } |
| } |
| |
| private void applyModalFlag(State state) { |
| if (state.headsUpShowing) { |
| mLpChanged.flags |= WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL; |
| } else { |
| mLpChanged.flags &= ~WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL; |
| } |
| } |
| |
| private void applyBrightness(State state) { |
| if (state.forceDozeBrightness) { |
| mLpChanged.screenBrightness = mScreenBrightnessDoze; |
| } else { |
| mLpChanged.screenBrightness = WindowManager.LayoutParams.BRIGHTNESS_OVERRIDE_NONE; |
| } |
| } |
| |
| public void setKeyguardShowing(boolean showing) { |
| mCurrentState.keyguardShowing = showing; |
| apply(mCurrentState); |
| } |
| |
| public void setKeyguardOccluded(boolean occluded) { |
| mCurrentState.keyguardOccluded = occluded; |
| apply(mCurrentState); |
| } |
| |
| public void setKeyguardNeedsInput(boolean needsInput) { |
| mCurrentState.keyguardNeedsInput = needsInput; |
| apply(mCurrentState); |
| } |
| |
| public void setPanelVisible(boolean visible) { |
| mCurrentState.panelVisible = visible; |
| mCurrentState.statusBarFocusable = visible; |
| apply(mCurrentState); |
| } |
| |
| public void setStatusBarFocusable(boolean focusable) { |
| mCurrentState.statusBarFocusable = focusable; |
| apply(mCurrentState); |
| } |
| |
| public void setBouncerShowing(boolean showing) { |
| mCurrentState.bouncerShowing = showing; |
| apply(mCurrentState); |
| } |
| |
| public void setBackdropShowing(boolean showing) { |
| mCurrentState.backdropShowing = showing; |
| apply(mCurrentState); |
| } |
| |
| public void setKeyguardFadingAway(boolean keyguardFadingAway) { |
| mCurrentState.keyguardFadingAway = keyguardFadingAway; |
| apply(mCurrentState); |
| } |
| |
| public void setQsExpanded(boolean expanded) { |
| mCurrentState.qsExpanded = expanded; |
| apply(mCurrentState); |
| } |
| |
| public void setForceUserActivity(boolean forceUserActivity) { |
| mCurrentState.forceUserActivity = forceUserActivity; |
| apply(mCurrentState); |
| } |
| |
| public void setHeadsUpShowing(boolean showing) { |
| mCurrentState.headsUpShowing = showing; |
| apply(mCurrentState); |
| } |
| |
| /** |
| * @param state The {@link StatusBarState} of the status bar. |
| */ |
| public void setStatusBarState(int state) { |
| mCurrentState.statusBarState = state; |
| apply(mCurrentState); |
| } |
| |
| public void setForceStatusBarVisible(boolean forceStatusBarVisible) { |
| mCurrentState.forceStatusBarVisible = forceStatusBarVisible; |
| apply(mCurrentState); |
| } |
| |
| /** |
| * Force the window to be collapsed, even if it should theoretically be expanded. |
| * Used for when a heads-up comes in but we still need to wait for the touchable regions to |
| * be computed. |
| */ |
| public void setForceWindowCollapsed(boolean force) { |
| mCurrentState.forceCollapsed = force; |
| apply(mCurrentState); |
| } |
| |
| public void setPanelExpanded(boolean isExpanded) { |
| mCurrentState.panelExpanded = isExpanded; |
| apply(mCurrentState); |
| } |
| |
| @Override |
| public void onRemoteInputActive(boolean remoteInputActive) { |
| mCurrentState.remoteInputActive = remoteInputActive; |
| apply(mCurrentState); |
| } |
| |
| /** |
| * Set whether the screen brightness is forced to the value we use for doze mode by the status |
| * bar window. |
| */ |
| public void setForceDozeBrightness(boolean forceDozeBrightness) { |
| mCurrentState.forceDozeBrightness = forceDozeBrightness; |
| apply(mCurrentState); |
| } |
| |
| public void dump(FileDescriptor fd, PrintWriter pw, String[] args) { |
| pw.println("StatusBarWindowManager state:"); |
| pw.println(mCurrentState); |
| } |
| |
| public boolean isShowingWallpaper() { |
| return !mCurrentState.backdropShowing; |
| } |
| |
| private static class State { |
| boolean keyguardShowing; |
| boolean keyguardOccluded; |
| boolean keyguardNeedsInput; |
| boolean panelVisible; |
| boolean panelExpanded; |
| boolean statusBarFocusable; |
| boolean bouncerShowing; |
| boolean keyguardFadingAway; |
| boolean qsExpanded; |
| boolean headsUpShowing; |
| boolean forceStatusBarVisible; |
| boolean forceCollapsed; |
| boolean forceDozeBrightness; |
| boolean forceUserActivity; |
| boolean backdropShowing; |
| |
| /** |
| * The {@link BaseStatusBar} state from the status bar. |
| */ |
| int statusBarState; |
| |
| boolean remoteInputActive; |
| |
| private boolean isKeyguardShowingAndNotOccluded() { |
| return keyguardShowing && !keyguardOccluded; |
| } |
| |
| @Override |
| public String toString() { |
| StringBuilder result = new StringBuilder(); |
| String newLine = "\n"; |
| result.append("Window State {"); |
| result.append(newLine); |
| |
| Field[] fields = this.getClass().getDeclaredFields(); |
| |
| // Print field names paired with their values |
| for (Field field : fields) { |
| result.append(" "); |
| try { |
| result.append(field.getName()); |
| result.append(": "); |
| //requires access to private field: |
| result.append(field.get(this)); |
| } catch (IllegalAccessException ex) { |
| } |
| result.append(newLine); |
| } |
| result.append("}"); |
| |
| return result.toString(); |
| } |
| } |
| } |