Android rounded corner background and pop-up popupwindow through the menu key function

Package com. Android. Menu;

Import Android. App. activity;
Import Android. content. context;
Import Android. Graphics. drawable. bitmapdrawable;
Import Android. OS. Bundle;
Import Android. util. log;
Import Android. View. gravity;
Import Android. View. layoutinflater;
Import Android. View. Menu;
Import Android. View. menuitem;
Import Android. View. view;
Import Android. View. viewgroup;
Import Android. widget. baseadapter;
Import Android. widget. gridview;
Import Android. widget. imageview;
Import Android. widget. linearlayout;
Import Android. widget. linearlayout. layoutparams;
Import Android. widget. popupwindow;
Import Android. widget. textview;

Public class menutest extends activity {
Private string tag = This. getclass (). getsimplename ();

Private int [] resarray = new int [] {
R. drawable. Icon, R. drawable. Icon,
R. drawable. Icon, R. drawable. icon
};

Private string [] Title = new string [] {
"Add song", "Song information", "Search for lyrics", "Search for lyrics"
};

Private Static Boolean show_flag = false;

Private popupwindow PW = NULL;

/** Called when the activity is first created .*/
@ Override
Public void oncreate (bundle savedinstancestate ){
Super. oncreate (savedinstancestate );
Setcontentview (R. layout. Main );
}

@ Override
Public Boolean oncreateoptionsmenu (menu ){
Log. E (TAG, "------ oncreateoptionsmenu ------");

// Use alertdialog to pop up the menu
// View = layoutinflater. From (this). Inflate (R. layout. Menu, null );
// Gridview grid1 = (gridview) view. findviewbyid (R. Id. menugridchange );
// Grid1.setadapter (New imageadapter (this ));
// Builder build = new alertdialog. Builder (this );
// Build. setview (View );
// Build. Show ();

Layoutinflater Inflater = (layoutinflater) This. getsystemservice (context. layout_inflater_service );
View view = Inflater. Inflate (R. layout. Menu, null );
Gridview grid1 = (gridview) view. findviewbyid (R. Id. menugridchange );
Grid1.setadapter (New imageadapter (this ));

// Use popupwindow to pop up the menu
PW = new popupwindow (view, layoutparams. fill_parent, layoutparams. wrap_content );

// Nnd, the first parameter. You must find a view.
PW. showatlocation (findviewbyid (R. Id. TV), gravity. Center, 0,300 );

Return true;
}

@ Override
Public Boolean onoptionsitemselected (menuitem item ){
Return super. onoptionsitemselected (item );
}

Public class imageadapter extends baseadapter {

Private context;

Public imageadapter (context ){
This. Context = context;
}

@ Override
Public int getcount (){
Return resarray. length;
}

@ Override
Public object getitem (INT arg0 ){
Return resarray [arg0];
}

@ Override
Public long getitemid (INT arg0 ){
Return arg0;
}

@ Override
Public View getview (INT arg0, view arg1, viewgroup arg2 ){
Linearlayout Linear = new linearlayout (context );
Linearlayout. layoutparams Params = new layoutparams (layoutparams. wrap_content, layoutparams. wrap_content );
Linear. setorientation (linearlayout. Vertical );

Imageview IV = new imageview (context );
Iv. setimagebitmap (bitmapdrawable) Context. getresources (). getdrawable (resarray [arg0]). getbitmap ());
Linearlayout. layoutparams params2 = new layoutparams (layoutparams. wrap_content, layoutparams. wrap_content );
Params2.gravity = gravity. Center;
Linear. addview (IV, params2 );

Textview TV = new textview (context );
TV. settext (title [arg0]);
Linearlayout. layoutparams params3 = new layoutparams (layoutparams. wrap_content, layoutparams. wrap_content );
Params3.gravity = gravity. Center;

Linear. addview (TV, params3 );

Return linear;
}
}

}

2. sharder. xml

<? XML version = "1.0" encoding = "UTF-8"?>
<Shape Android: Shape = "rectangle"
Xmlns: Android = "http://schemas.android.com/apk/res/android">
<Solid Android: color = "# b4000000"/>
<Stroke Android: width = "2.0dip" Android: color = "# b4ffffff" Android: dashwidth = "3.0dip" Android: dashgap = "0.0dip"/>
<Padding Android: Left = "7.0dip" Android: Top = "7.0dip" Android: Right = "7.0dip" Android: Bottom = "7.0dip"/>
<Corners Android: radius = "8.0dip"/>
</Shape>

3. Menu. xml

<? XML version = "1.0" encoding = "UTF-8"?>
<Linearlayout
Android: Orientation = "vertical"
Android: layout_width = "wrap_content"
Android: layout_height = "fill_parent"
Xmlns: Android = "http://schemas.android.com/apk/res/android">
<Gridview Android: gravity = "center"
Android: layout_gravity = "center"
Android: Id = "@ + ID/menugridchange"
Android: Background = "@ drawable/sharder"
Android: padding = "5.0dip"
Android: layout_width = "fill_parent"
Android: layout_height = "wrap_content"
Android: horizontalspacing = "10.0dip"
Android: verticalspacing = "3.0dip"
Android: stretchmode = "columnwidth"
Android: columnwidth = "601_dip"
Android: numcolumns = "auto_fit"
Xmlns: Android = "http://schemas.android.com/apk/res/android"/>
</Linearlayout>