自定义列表对话框(一)
dialog.xml如下:
<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:background="@android:color/white" android:orientation="vertical" ><ListView android:id="@+id/listView" android:layout_width="270dip" android:layout_height="match_parent" ></ListView></LinearLayout>
listview_item.xml如下:
<TextView xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="fill_parent" android:layout_height="wrap_content" android:textAppearance="?android:attr/textAppearanceLarge" android:gravity="center" android:paddingLeft="6dip" android:minHeight="?android:attr/listPreferredItemHeight" android:textSize="15dip"/>
main.xml如下:
<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" tools:context=".MainActivity" > <Button android:id="@+id/button" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerInParent="true" android:text="自定义列表对话框" /></RelativeLayout>
styles.xml如下:
<resources> <style name="AppBaseTheme" parent="android:Theme.Light"></style> <style name="AppTheme" parent="AppBaseTheme"> </style> <style name="dialog" parent="@android:style/Theme.Dialog"> <item name="android:windowFrame">@null</item> <item name="android:windowIsFloating">true</item> <item name="android:windowIsTranslucent">true</item> <item name="android:windowNoTitle">true</item> <item name="android:windowBackground">@android:color/transparent</item> <item name="android:backgroundDimEnabled">true</item> <item name="android:windowContentOverlay">@null</item> </style></resources>
mainActivity如下:
package c.c.testdialog;import android.app.Activity;import android.app.Dialog;import android.os.Bundle;import android.view.LayoutInflater;import android.view.View;import android.view.View.OnClickListener;import android.widget.AdapterView;import android.widget.AdapterView.OnItemClickListener;import android.widget.ArrayAdapter;import android.widget.Button;import android.widget.ListView;import android.widget.TextView;/** * Demo描述: * 自定义列表对话框(自定义View中采用ListView) * 该例比自定义列表对话框(二)的代码和效果都要好 * 遇到的问题: * 自定义对话框有黑色边框 * 解决办法: * 设置样式(style) * 参考资料: * http://april19880317.blog.51cto.com/1938095/690380 */public class MainActivity extends Activity { private Button mButton; private View mDialogView; private Dialog mDialog; private ListView mListView;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.main);init();}private void init(){mButton=(Button) findViewById(R.id.button);mButton.setOnClickListener(new ClickListenerImpl());}private class ClickListenerImpl implements OnClickListener {@Overridepublic void onClick(View v) {switch (v.getId()) {case R.id.button:// 弹出自定义对话框showDialog();break;default:break;}}}private void showDialog(){String[] items = new String[] { "发送电子邮件", "分享到Twitter", "分享到FaceBook"}; LayoutInflater layoutInflater=(LayoutInflater) getSystemService(LAYOUT_INFLATER_SERVICE);mDialogView=layoutInflater.inflate(R.layout.dialog, null);mListView=(ListView) mDialogView.findViewById(R.id.listView);ArrayAdapter<String> adapter=new ArrayAdapter<String>(MainActivity.this, R.layout.listview_item,items); mListView.setAdapter(adapter);mListView.setOnItemClickListener(new OnItemClickListener() {@Overridepublic void onItemClick(AdapterView<?> arg0, View arg1, int arg2,long arg3) {switch (arg2) {case 0: System.out.println("------> 发送电子邮件"); mDialog.dismiss();break;case 1:System.out.println("------> 分享到Twitter");mDialog.dismiss();break;case 2:System.out.println("------> 分享到FaceBook");mDialog.dismiss();break;default:break;}}});mDialog=new Dialog(MainActivity.this, R.style.dialog);mDialog.setContentView(mDialogView);mDialog.show();}}