Detailed use of requestwindowfeature

Requestwindowfeature can be set with the following values:
// 1. default_features: default system status. Generally, this parameter is not required.
// 2. feature_context_menu: Enable contextmenu. This option is enabled by default. Generally, you do not need to specify
// 3. feature_custom_title: Custom title. You must specify a custom title. For example, when the title is a button
// 4. feature_indeterminate_progress: uncertain progress
// 5. feature_left_icon: icon on the left of the title bar
// 6. feature_no_title: No title
// 7. feature_options_panel: enables the option panel function. It is enabled by default.
// 8. feature_progress: Progress indicator Function
// 9. feature_right_icon: icon on the right of the title bar

:
Default:

 
Progress:

No title:

 
Lefticon:

Fullscreen:

Indeterminate_progress:

 

Customtitle:

 

 

Code:
Package com. My;

Import Android. App. activity;
Import Android. OS. Bundle;
Import Android. OS. Handler;
Import Android. OS. message;
Import Android. View. window;
Import Android. View. windowmanager;

Public class windowfeaturedemoactivity extends activity {
@ Override
Public void oncreate (bundle savedinstancestate ){
Super. oncreate (savedinstancestate );
// Value of requestwindowfeature ();
// 1. default_features: default system status. Generally, this parameter is not required.
// 2. feature_context_menu: Enable contextmenu. This option is enabled by default. Generally, you do not need to specify
// 3. feature_custom_title: Custom title. You must specify a custom title. For example, when the title is a button
// 4. feature_indeterminate_progress: uncertain progress
// 5. feature_left_icon: icon on the left of the title bar
// 6. feature_no_title: No title
// 7. feature_options_panel: enables the option panel function. It is enabled by default.
// 8. feature_progress: Progress indicator Function
// 9. feature_right_icon: icon on the right of the title bar
// ==================================== Feature_indeterminate_progress: uncertain progress
// Showfeature_indeterminate_progress ();
/// ==================================== Feature_custom_title
// Showfeature_custom_title ();
/// ============================== Feature_left_icon: icon on the left of the title bar
// Showfeature_left_icon ();
/// ==================================== Feature_no_title
// Showfeature_no_title ();
// ====================================== Feature_progress
Showfeature_progress ();

}

Private void showfeature_indeterminate_progress (){
Requestwindowfeature (window. feature_indeterminate_progress );
Setcontentview (R. layout. Main );
Getwindow (). setfeatureint (window. feature_indeterminate_progress, R. layout. Progress );
// It must be added. Otherwise, the display effect cannot be displayed. You can set the display or hide function later.
Setprogressbarindeterminatevisibility (true );
}

Private void showfeature_custom_title (){
// Customize the title. You must specify a custom title. For example, when the title is a button
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 );
// Add this sentence to hide title only when full screen is not added
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 );
// Change the value of progressbar through a thread
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 ){

// Set a progress bar value in the title bar.
Setprogress (100 * MSG. What );
// Set a progress bar value next to the title bar
Setsecondaryprogress (100 * MSG. What + 10 );
Super. handlemessage (MSG );
}
};

}