我在尝试使用沉浸式模式和使用android:fitsSystemWindows="true"
with时遇到问题DrawerLayout
。我必须将其设置为 true 才能将DrawerLayout
和工具栏限制在系统栏上。
问题是,我有一个Fragment
将应用程序设置为沉浸式模式。这使得应用程序这样做:
我知道这是一个已知问题android:fitsSystemWindows="true"
。我将其设置为false
沉浸式模式效果很好,但工具栏和布局的其余部分不再受限于系统栏。我尝试在运行时设置该值,并且布局的下部(也称为导航栏区域)由我的布局填充,但系统栏区域仍显示:
这是我的代码:
activity_main.xml
<?xml version="1.0" encoding="utf-8"?>
<android.support.v4.widget.DrawerLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:id="@+id/drawer_layout"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:fitsSystemWindows="true"
tools:openDrawer="start">
<include
layout="@layout/app_bar_main"
android:layout_width="match_parent"
android:layout_height="match_parent" />
<android.support.design.widget.NavigationView
android:id="@+id/nav_view"
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:layout_gravity="start"
app:headerLayout="@layout/nav_header_main"
app:menu="@menu/activity_main_drawer" />
</android.support.v4.widget.DrawerLayout>
ClockFragment.java - 隐藏和显示
private void hideSystemUI() {
if (Build.VERSION.SDK_INT >= 14) {
getActivity().findViewById(R.id.drawer_layout).setFitsSystemWindows(false);
}
getActivity().getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
if (Build.VERSION.SDK_INT >= 19) {
mDecorView.setSystemUiVisibility(
View.SYSTEM_UI_FLAG_LAYOUT_STABLE
| View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION
| View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
| View.SYSTEM_UI_FLAG_HIDE_NAVIGATION
| View.SYSTEM_UI_FLAG_FULLSCREEN
| View.SYSTEM_UI_FLAG_IMMERSIVE);
} else if (Build.VERSION.SDK_INT >= 16) {
mDecorView.setSystemUiVisibility(
View.SYSTEM_UI_FLAG_LAYOUT_STABLE
| View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION
| View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
| View.SYSTEM_UI_FLAG_HIDE_NAVIGATION
| View.SYSTEM_UI_FLAG_FULLSCREEN);
} else {
getActivity().getWindow().addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN);
}
toolbar.setVisibility(View.GONE);
layoutParams.screenBrightness = -1.00f;
getActivity().getWindow().setAttributes(layoutParams);
drawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_LOCKED_CLOSED);
uiShowing = false;
dimming = false;
screenMode = 1;
}
private void hideSystemUIAndDim() {
if (Build.VERSION.SDK_INT >= 14) {
getActivity().findViewById(R.id.drawer_layout).setFitsSystemWindows(false);
}
getActivity().getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
if (Build.VERSION.SDK_INT >= 19) {
mDecorView.setSystemUiVisibility(
View.SYSTEM_UI_FLAG_LAYOUT_STABLE
| View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION
| View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
| View.SYSTEM_UI_FLAG_HIDE_NAVIGATION
| View.SYSTEM_UI_FLAG_FULLSCREEN
| View.SYSTEM_UI_FLAG_IMMERSIVE);
} else if (Build.VERSION.SDK_INT >= 16) {
mDecorView.setSystemUiVisibility(
View.SYSTEM_UI_FLAG_LAYOUT_STABLE
| View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION
| View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
| View.SYSTEM_UI_FLAG_HIDE_NAVIGATION
| View.SYSTEM_UI_FLAG_FULLSCREEN);
} else {
getActivity().getWindow().addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN);
}
toolbar.setVisibility(View.GONE);
layoutParams.screenBrightness = 0.01f;
getActivity().getWindow().setAttributes(layoutParams);
drawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_LOCKED_CLOSED);
uiShowing = false;
dimming = true;
screenMode = 2;
}
private void showSystemUI() {
if (Build.VERSION.SDK_INT >= 14) {
getActivity().findViewById(R.id.drawer_layout).setFitsSystemWindows(true);
}
if (Build.VERSION.SDK_INT >= 16) {
mDecorView.setSystemUiVisibility(View.SYSTEM_UI_FLAG_LAYOUT_STABLE);
getActivity().getWindow().clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
} else {
getActivity().getWindow().clearFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN
| WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
}
toolbar.setVisibility(View.VISIBLE);
layoutParams.screenBrightness = -1.00f;
getActivity().getWindow().setAttributes(layoutParams);
drawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_UNLOCKED);
uiShowing = true;
dimming = false;
screenMode = 0;
}