requestWindowFeature

requestWindowFeature能夠設置的值有:
 // 1.DEFAULT_FEATURES:系統默認狀態,通常不須要指定
        // 2.FEATURE_CONTEXT_MENU:啓用ContextMenu,默認該項已啓用,通常無需指定
        // 3.FEATURE_CUSTOM_TITLE:自定義標題。當須要自定義標題時必須指定。如:標題是一個按鈕時
        // 4.FEATURE_INDETERMINATE_PROGRESS:不肯定的進度
        // 5.FEATURE_LEFT_ICON:標題欄左側的圖標
        // 6.FEATURE_NO_TITLE:無標題
        // 7.FEATURE_OPTIONS_PANEL:啓用「選項面板」功能,默認已啓用。
        // 8.FEATURE_PROGRESS:進度指示器功能
        // 9.FEATURE_RIGHT_ICON:標題欄右側的圖標

效果圖:
 default:

 
 progress: android


no title: app



 
 lefticon: ide



 fullscreen:

 indeterminate_progress:

  this

customtitle: 線程



 

 

代碼:
package com.my; get

import android.app.Activity;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.view.Window;
import android.view.WindowManager; it

public class WindowFeatureDemoActivity extends Activity {
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        // requestWindowFeature();的取值
        // 1.DEFAULT_FEATURES:系統默認狀態,通常不須要指定
        // 2.FEATURE_CONTEXT_MENU:啓用ContextMenu,默認該項已啓用,通常無需指定
        // 3.FEATURE_CUSTOM_TITLE:自定義標題。當須要自定義標題時必須指定。如:標題是一個按鈕時
        // 4.FEATURE_INDETERMINATE_PROGRESS:不肯定的進度
        // 5.FEATURE_LEFT_ICON:標題欄左側的圖標
        // 6.FEATURE_NO_TITLE:無標題
        // 7.FEATURE_OPTIONS_PANEL:啓用「選項面板」功能,默認已啓用。
        // 8.FEATURE_PROGRESS:進度指示器功能
        // 9.FEATURE_RIGHT_ICON:標題欄右側的圖標
        // ========================FEATURE_INDETERMINATE_PROGRESS:不肯定的進度
//        showFEATURE_INDETERMINATE_PROGRESS();
//        // =====================FEATURE_CUSTOM_TITLE      
//        showFEATURE_CUSTOM_TITLE();
//        // ======================== FEATURE_LEFT_ICON:標題欄左側的圖標
//        showFEATURE_LEFT_ICON();
//        // ======================FEATURE_NO_TITLE
//        showFEATURE_NO_TITLE();  
//         =================================FEATURE_PROGRESS
        showFEATURE_PROGRESS(); io

    } class

    private void showFEATURE_INDETERMINATE_PROGRESS() {
        requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
        setContentView(R.layout.main);
        getWindow().setFeatureInt(Window.FEATURE_INDETERMINATE_PROGRESS, R.layout.progress);
        // 必須得加上不然顯示不出效果 能夠經過這個在之後設置顯示或隱藏
        setProgressBarIndeterminateVisibility(true);
    } import

    private void showFEATURE_CUSTOM_TITLE() {
        // 自定義標題。當須要自定義標題時必須指定。如:標題是一個按鈕時
        requestWindowFeature(Window.FEATURE_CUSTOM_TITLE);
        setContentView(R.layout.main);
        getWindow().setFeatureInt(Window.FEATURE_CUSTOM_TITLE, R.layout.customtitle);
    }
    private void showFEATURE_LEFT_ICON()
    {
         requestWindowFeature(Window.FEATURE_LEFT_ICON);
         setContentView(R.layout.main);
         getWindow().setFeatureDrawableResource(Window.FEATURE_LEFT_ICON,
         R.drawable.icon);
    }
    private void showFEATURE_NO_TITLE()
    {
         requestWindowFeature(Window.FEATURE_NO_TITLE);
         setContentView(R.layout.main);
         // 加上這句設置爲全屏 不加則只隱藏title
         getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
         WindowManager.LayoutParams.FLAG_FULLSCREEN);
    }
    private void showFEATURE_PROGRESS()
    {
        requestWindowFeature(Window.FEATURE_PROGRESS);
        setProgressBarVisibility(true);
        setContentView(R.layout.main);
        setTitle("");
        getWindow().setFeatureInt(Window.FEATURE_PROGRESS, Window.PROGRESS_VISIBILITY_ON);
        // 經過線程來改變ProgressBar的值
        new Thread(new Runnable() {
            public void run() {
                for (int i = 0; i < 10; i++) {
                    try {
                        Thread.sleep(1000);
                        Message m = new Message();
                        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) {

            // 設置標題欄中前景的一個進度條進度值
            setProgress(100 * msg.what);
            // 設置標題欄中後面的一個進度條進度值
            setSecondaryProgress(100 * msg.what + 10);
            super.handleMessage(msg);
        }
    };

}

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