"Android Development Diary" Popupwindow perfect Demo

Popupwindow Perfect Demo Implementation
diagram:

Key code Description:

1. Eject the Popupwindow, darken the background

Colordrawable cd = new colordrawable (0x000000);p opuwindow1.setbackgrounddrawable (CD); Windowmanager.layoutparams Lp=getwindow (). GetAttributes (); lp.alpha = 0.4f;getwindow (). SetAttributes (LP);

After the 2.popupwindow disappears, the background restores

public void Ondismiss () {    windowmanager.layoutparams Lp=getwindow (). GetAttributes ();    Lp.alpha = 1f;    GetWindow (). SetAttributes (LP);}

3.popupwindow Rounded Rectangle

Rounded_corners_bg.xml

<?xml version= "1.0" encoding= "Utf-8"? ><shape xmlns:android= "Http://schemas.android.com/apk/res/android" >     <solid android:color= "#FFFFFF"/>     <corners         android:topleftradius= "5DP"        android: toprightradius= "5DP"         android:bottomrightradius= "5DP"        android:bottomleftradius= "5DP"/> </shape>

Setting the background in the Pupopwindow layout file

<?
XML version= "1.0" encoding= "UTF-8"? ><relativelayout xmlns:android= "http://schemas.android.com/apk/res/ Android "    android:layout_width=" wrap_content "    android:layout_height=" wrap_content "    android:layout_ gravity= "center"    android:background= "@drawable/rounded_corners_bg"    android:orientation= "vertical" >     ...     ...     ... </relativelayout >

4. Click Popupwindow External. Popupwindow will also dismiss

Popuwindow1.setoutsidetouchable (True);p opuwindow1.setfocusable (true);

Full code:

1.mainactivity.java

Package Com.popupwindowdemo;import Android.app.activity;import Android.content.intent;import Android.graphics.drawable.colordrawable;import Android.net.uri;import Android.os.bundle;import Android.view.gravity;import Android.view.layoutinflater;import Android.view.view;import Android.view.ViewGroup; Import Android.view.windowmanager;import Android.widget.button;import Android.widget.popupwindow;import Android.widget.textview;import Android.widget.popupwindow.ondismisslistener;public class MainActivity extends  Activity {//popupwindowprivate Popupwindow popuWindow1; Private View contentview1;private TextView textview1;private Button btn1; @Overrideprotected void OnCreate (Bundle Savedinstancestate) {super.oncreate (savedinstancestate); Setcontentview (r.layout.activity_main); textview1 = ( TextView) Findviewbyid (r.id.textview2); btn1 = (Button) Findviewbyid (R.id.button1); Btn1.setonclicklistener (new        View.onclicklistener () {public void OnClick (View v) {InitPopuWindow1 (v);    }}); Textview1.setonclicklistener (new View.onclicklistener () {public void OnClick (View v) {final Intent Intent = new Intent (Intent.action_view, Uri.parse ("http://blog.csdn.net/geeklei/article/")); StartActivity (Intent);}}); private void InitPopuWindow1 (View parent) {if (PopuWindow1 = = null) {Layoutinflater Mlayoutinflater = Layoutinflat Er.from (this); contentView1 = Mlayoutinflater.inflate (R.layout.popuwindow1, null);p OpuWindow1 = new Popupwindow (   Contentview1,viewgroup.layoutparams.wrap_content, ViewGroup.LayoutParams.WRAP_CONTENT);   } colordrawable cd = new colordrawable (0x000000);    Popuwindow1.setbackgrounddrawable (CD); Background dimming effect Windowmanager.layoutparams Lp=getwindow (). GetAttributes (); lp.alpha = 0.4f;getwindow (). SetAttributes (LP)        ;   Popuwindow1.setoutsidetouchable (TRUE);   Popuwindow1.setfocusable (TRUE); Popuwindow1.showatlocation (View) parent.getparent (), gravity.center|    Gravity.center_horizontal, 0, 0);    Popuwindow1.update (); Popuwindow1.setondismisslistEner (New Ondismisslistener () {//restore transparency in dismiss public void Ondismiss () {Windowmanager.layoutparams lp=getwind    ow (). GetAttributes ();    Lp.alpha = 1f;    GetWindow (). SetAttributes (LP);  }     });} }

2.activity_main.xml

<relativelayout xmlns:android= "http://schemas.android.com/apk/res/android" xmlns:tools= "http// Schemas.android.com/tools "android:layout_width=" match_parent "android:layout_height=" Match_parent "Android:paddi ngbottom= "@dimen/activity_vertical_margin" android:paddingleft= "@dimen/activity_horizontal_margin" Android: paddingright= "@dimen/activity_horizontal_margin" android:paddingtop= "@dimen/activity_vertical_margin" tools: context= "Com.popupwindowdemo.MainActivity" > <textview android:id= "@+id/textview1" Android:layout_w Idth= "Wrap_content" android:layout_height= "wrap_content" android:text= "@string/hello_world"/> <Tex TView android:id= "@+id/textview2" android:layout_width= "wrap_content" android:layout_height= "Wrap_con Tent "android:layout_alignleft=" @+id/textview1 "android:layout_below=" @+id/textview1 "Android:layout_ margintop= "23DP" android:text= "Click to visit my csdn bLog "android:textcolor=" #1C86EE "/> <button android:id=" @+id/button1 "android:layout_width=" Wrap_content "android:layout_height=" wrap_content "android:layout_below=" @+id/textview2 "Android:layo Ut_centerhorizontal= "true" android:layout_margintop= "103DP" android:text= "Click to show Popupwindow"/&GT;&L T;/relativelayout>

3.popupwindow1.xml

<?xml version= "1.0" encoding= "UTF-8"? ><relativelayout xmlns:android= "http://schemas.android.com/apk/res/     Android "Android:layout_width=" Wrap_content "android:layout_height=" wrap_content "android:layout_gravity=" center " android:background= "@drawable/rounded_corners_bg" android:orientation= "vertical" > <linearlayout and Roid:layout_width= "220DP" android:layout_height= "Wrap_content" android:layout_centerinparent= "true" android:layou T_gravity= "Center_vertical|center" android:orientation= "vertical" > <textview android:id= "@                +id/group_menu1_passfile "android:layout_width=" fill_parent "android:layout_height=" 40DP " android:layout_marginleft= "20DP" android:gravity= "center_vertical" Android:text                = "Item1" android:textcolor= "#000000" android:textsize= "13sp"/> <view Android:layout_width= "MAtch_parent "android:layout_height=" 0.5DP "android:background=" #999999 "/> &lt ;                TextView android:id= "@+id/group_menu1_playgame" android:layout_width= "Fill_parent" android:layout_height= "40DP" android:layout_marginleft= "20DP" android:gravity= "center _vertical "android:text=" item2 "android:textcolor=" #000000 "android:textsize= "13sp"/> <view android:layout_width= "match_parent" android:layout_height= " 0.5DP "android:background=" #999999 "/> <textview android:id=" @+                 Id/group_menu1_removefriend "android:layout_width=" fill_parent "android:layout_height=" 40DP " android:layout_marginleft= "20DP" android:gravity= "center_vertical" android:t            ext= "Item3"    Android:textcolor= "#000000" android:textsize= "13sp"/> <view android:la            Yout_width= "Match_parent" android:layout_height= "0.5DP" android:background= "#999999"/> <textview android:id= "@+id/group_menu1_setremark" android:layout_width= "Fill_pa Rent "android:layout_height=" 40DP "android:layout_marginleft=" 20DP "android:g                Ravity= "center_vertical" android:text= "Item4" android:textcolor= "#000000" Android:textsize= "13sp"/> <view android:layout_width= "Match_parent" a                ndroid:layout_height= "0.5DP" android:background= "#999999"/> <textview Android:id= "@+id/group_menu1_brokemate" android:layout_width= "Fill_parent" Android:layout_h            eight= "40DP"    android:layout_marginleft= "20DP" android:gravity= "center_vertical" android:text= "ITEM5" android:textcolor= "#000000" android:textsize= "13sp"/> </l Inearlayout></relativelayout>

4.rounded_corners_bg.xml

<?xml version= "1.0" encoding= "Utf-8"?
><shape xmlns:android= "Http://schemas.android.com/apk/res/android" >     <solid android:color= "# FFFFFF "/>     <corners         android:topleftradius=" 5DP "        android:toprightradius=" 5DP "         android: bottomrightradius= "5DP"        android:bottomleftradius= "5DP"/> </shape>

Demo:

http://download.csdn.net/detail/geeklei/7991521

"Android Development Diary" Popupwindow perfect Demo