Main Code Of Android Usefull Tips

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To Start Another App's Activity

try{ComponentName cnActivity=new ComponentName("com.kingsoft","com.kingsoft.StartActivity");//com.kingsoftStartActivityIntent intentTemp=new Intent();intentTemp.setComponent(cnActivity);intentTemp.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);startActivity(intentTemp);}catch(Exception e){fAlert("Not Found => "+e.toString());}

To Set A Alarm

AlarmManager amTemp22=(AlarmManager)getSystemService(ALARM_SERVICE);amTemp22.set(AlarmManager.RTC_WAKEUP,System.currentTimeMillis()+7000,PendingIntent.getService(this,0,new Intent(this,AnotherService.class),0));

To Set Wallpaper

try{setWallpaper(new FileInputStream(Public.sdSDCard+"/admin/whisper/picture/about/ChenJinyan/b.jpeg"));}catch(Exception e){fAlert("Error In The Stream Of Picture => "+e.toString());}

To Start Some Activities

Intent iTemp=new Intent();iTemp.setAction("android.intent.action.MAIN");iTemp.addCategory("android.intent.category.LAUNCHER");iTemp.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);startActivity(iTemp);

Intent iTemp=new Intent();iTemp.setAction("android.intent.action.MAIN");iTemp.addCategory("android.intent.category.DEFAULT");iTemp.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);startActivity(iTemp);

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