开发中的 全屏、自定义标题、更改图标、和标题进度显示灯的处理 需要 requestWindowFeature 处理
1.DEFAULT_FEATURES:系统默认状态,一般不需要指定
2.FEATURE_CONTEXT_MENU:启用ContextMenu,默认该项已启用,一般无需指定
3.FEATURE_CUSTOM_TITLE:自定义标题。当需要自定义标题时必须指定。如:标题是一个按钮时
4.FEATURE_INDETERMINATE_PROGRESS:不确定的进度
5.FEATURE_LEFT_ICON:标题栏左侧的图标
6.FEATURE_NO_TITLE:无标题
7.FEATURE_OPTIONS_PANEL:启用“选项面板”功能,默认已启用。
8.FEATURE_PROGRESS:进度指示器功能
9.FEATURE_RIGHT_ICON:标题栏右侧的图标
1 不确定的进度条
//进度条 不确定, private void showFEATURE_INDETERMINATE_PROGRESS() { requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS); setContentView(R.layout.main); getWindow().setFeatureInt(Window.FEATURE_INDETERMINATE_PROGRESS, R.layout.progress); // 必须得加上否则显示不出效果 可以通过这个在以后设置显示或隐藏 setProgressBarIndeterminateVisibility(true); }
2 设置自定义的title
// 设置自定义的title 布局 private void showFEATURE_CUSTOM_TITLE() { // 自定义标题。当需要自定义标题时必须指定。如:标题是一个按钮时 requestWindowFeature(Window.FEATURE_CUSTOM_TITLE); setContentView(R.layout.main); getWindow().setFeatureInt(Window.FEATURE_CUSTOM_TITLE, R.layout.customtitle); }
3 显示左侧图标
//左侧显示图标 private void showFEATURE_LEFT_ICON() { requestWindowFeature(Window.FEATURE_LEFT_ICON); setContentView(R.layout.main); getWindow().setFeatureDrawableResource(Window.FEATURE_LEFT_ICON, R.drawable.icon); }
4 隐藏title 和全屏显示
//隐藏 title 并全屏显示 private void showFEATURE_NO_TITLE() { requestWindowFeature(Window.FEATURE_NO_TITLE); setContentView(R.layout.main); // 加上这句设置为全屏 不加则只隐藏title getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN); }
5 显示进度条
//title中加入进度条 private void showFEATURE_PROGRESS() { requestWindowFeature(Window.FEATURE_PROGRESS); setProgressBarVisibility(true); setProgressBarIndeterminateVisibility(true); setContentView(R.layout.main); setTitle("进度条Title"); getWindow().setFeatureInt(Window.FEATURE_PROGRESS, Window.PROGRESS_VISIBILITY_ON); // 通过线程来改变ProgressBar的值 new Thread(new Runnable() { public void run() { for (int i = 0; i < 10; i++) { try { Thread.sleep(1000); Message m = Message.obtain(); m.what = (i + 1) * 20; WindowFeatureDemoActivity.this.myMessageHandler.sendMessage(m); } catch (Exception e) { e.printStackTrace(); } } } }).start(); } Handler myMessageHandler = new Handler() { // @Override public void handleMessage(Message msg) { // 设置标题栏中前景的一个进度条进度值 setProgress(100 * msg.what); // 设置标题栏中后面的一个进度条进度值 setSecondaryProgress(100 * msg.what + 100); super.handleMessage(msg); } };