和单选列表对话框相似,这里需要通过setMultiChoiceItems将array.xml中的数据添加进去。
当单击列表项时会产生Click事件,这里用到的监听器是DialogInterface.OnMultiChoiceClickListener,具体实现如下:
第一步:
添加res/values/array.xml的数据
<?xml version="1.0" encoding="utf-8"?><resources><string-array name="hobby"><item>篮球</item><item>足球</item><item>排球</item></string-array></resources>
第二步:一个输入框和一个按钮
res/layout/muti_choice_dialog_layout.xml
<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical" android:layout_width="fill_parent" android:layout_height="wrap_content"> <EditText android:id="@+id/editText" android:layout_width="fill_parent" android:layout_height="wrap_content" android:text="这是一个多选列表对话框" /> <Button android:id="@+id/button" android:layout_width="fill_parent" android:layout_height="wrap_content" android:text="显示多选列表对话框" /></LinearLayout>
第三步:
src/com/dialog/activity/MutiChoiceDialogActivity.java
package com.dialog.activity;import android.app.Activity;import android.app.AlertDialog;import android.app.AlertDialog.Builder;import android.app.Dialog;import android.content.DialogInterface;import android.os.Bundle;import android.view.View;import android.widget.Button;import android.widget.EditText;public class MutiChoiceDialogActivity extends Activity {private final int MUTI_CHOICE_DIALOG = 1;boolean[] selected = new boolean[]{false,false,false}; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.muti_choice_dialog_layout); Button button = (Button) findViewById(R.id.button); View.OnClickListener listener = new View.OnClickListener() {@Overridepublic void onClick(View view) {showDialog(MUTI_CHOICE_DIALOG);}};button.setOnClickListener(listener); } @Override protected Dialog onCreateDialog(int id) { Dialog dialog = null; switch(id) { case MUTI_CHOICE_DIALOG: Builder builder = new AlertDialog.Builder(this); builder.setTitle("多选列表对话框"); builder.setIcon(R.drawable.basketball); DialogInterface.OnMultiChoiceClickListener mutiListener = new DialogInterface.OnMultiChoiceClickListener() {@Overridepublic void onClick(DialogInterface dialogInterface, int which, boolean isChecked) {selected[which] = isChecked;}}; builder.setMultiChoiceItems(R.array.hobby, selected, mutiListener); DialogInterface.OnClickListener btnListener = new DialogInterface.OnClickListener() {@Overridepublic void onClick(DialogInterface dialogInterface, int which) {String selectedStr = "";for(int i=0; i<selected.length; i++) {if(selected[i] == true) {selectedStr = selectedStr + " " +getResources().getStringArray(R.array.hobby)[i];}}EditText editText = (EditText) findViewById(R.id.editText);editText.setText(selectedStr);}}; builder.setPositiveButton("确
【责编:网学网 上传论文】