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SystemUI Android P预研

SystemUI Android P预研

作者: Monster_de47 | 来源:发表于2018-08-30 13:41 被阅读638次

Statusbar

Stutsbar将时间移到左侧,信号注网状态单独显示。


statusbar

相关代码类:

  • frameworks/base/packages/SystemUI/res/layout/status_bar.xml
  • com/android/systemui/statusbar/SignalClusterView.java

下拉通知栏快捷功能去除二级菜单:


qs1 qs2

NavigationBar

引入了新的导航栏风格,只保留back键和home键,通过手势滑动进入recents界面。
在NaigationBarFragment中onViewCreated时注册mOverviewProxyListener监听,该监听负责更新导航栏布局以及控制back键显示以及动画效果:

private final OverviewProxyListener mOverviewProxyListener = new OverviewProxyListener() {
        @Override
        public void onConnectionChanged(boolean isConnected) {
            mNavigationBarView.updateStates();
            updateScreenPinningGestures();
        }

        @Override
        public void onQuickStepStarted() {
            // Use navbar dragging as a signal to hide the rotate button
            setRotateSuggestionButtonState(false);
        }

        @Override
        public void onInteractionFlagsChanged(@InteractionType int flags) {
            mNavigationBarView.updateStates();
            updateScreenPinningGestures();
        }

        @Override
        public void onBackButtonAlphaChanged(float alpha, boolean animate) {
            final ButtonDispatcher backButton = mNavigationBarView.getBackButton();
            backButton.setVisibility(alpha > 0 ? View.VISIBLE : View.INVISIBLE);
            backButton.setAlpha(alpha, animate);
        }
    };

相关代码类:

  • com/android/systemui/statusbar/phone/NavigationBarFragment.java
  • com/android/systemui/statusbar/phone/NavigationBarView.java
  • com/android/systemui/statusbar/phone/QuickStepController.java
  • com/android/systemui/OverviewProxyService.java

Recents

recents在9.0中SystemUI原生自带,并且可以使用Launcher的Recents功能。在Recents.java中判断启动哪个模块的Recent界面
相关代码类:

  • com/android/systemui/statusbar/phone/NavigationBarFragment.java
  • com/android/systemui/recents/Recents.java

Notification

Notification在9.0中Headsup通知出现在statusbar下方,并且状态栏左侧会显示:


HeadsUp Notification

相关代码类:

  • com/android/systemui/statusbar/HeadsUpStatusBarView.java
  • com/android/systemui/statusbar/phone/HeadsUpManagerPhone.java
  • com/android/systemui/statusbar/phone/HeadsUpTouchHelper.java

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