Android 之 对话框总结

各种对话测试布局文件:

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
	android:orientation="vertical" >

    <Button
        android:id="@+id/user_dialog"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:text="自定义对话框测试" />
    <Button
        android:id="@+id/general_list_dialog"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:text="普通列表对话框测试" />
    <Button
        android:id="@+id/multic_list_dialog"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:text="多选列表对话框测试" />
    <Button
        android:id="@+id/radio_list_dialog"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:text="单选列表对话框测试" />
     <Button
        android:id="@+id/adapter_list_dialog"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:text="提供列表项的列表对话框测试" />
    
  
</LinearLayout>


主程序代码测试:

/*
 * 对话框测试主入口
 * @author Administrator
 *
 */

public class DialogMainActivity extends Activity {

	private RadioGroup color,size;
	private RadioButton c1,c2,c3,c4,c5,s1,s2,s3,s4,s5;
	private TextView textView;
	private Button general,multic,radio,adapter,user;
	
	// 初始化
	public void init(){
		
		user = (Button) findViewById(R.id.user_dialog);
		general = (Button) findViewById(R.id.general_list_dialog);
		multic = (Button) findViewById(R.id.multic_list_dialog);
		radio = (Button) findViewById(R.id.radio_list_dialog);
		adapter = (Button) findViewById(R.id.adapter_list_dialog);
	}

	// 程序入口
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.dialog_main_layout);
		init(); // 初始化
		
		user.setOnClickListener(listener);
		general.setOnClickListener(listener);
		multic.setOnClickListener(listener);
		radio.setOnClickListener(listener);
		adapter.setOnClickListener(listener);
	}
	
	/**
	 * 普通列表对话框测试
	 */
	public void generalListDialog(){
		Builder b = new Builder(this);
		b.setTitle("普通列表对话框测试");
		b.setIcon(R.drawable.ic_launcher);
		
		b.setItems(new String[]{"西方","南方","北方","西北方"},new OnClickListener() {
			
			public void onClick(DialogInterface dialog, int which) { // which 代表被点击的项
				
				Toast.makeText(DialogMainActivity.this, "选中了:"+new String[]{"西方","南方","北方","西北方"}[which],Toast.LENGTH_LONG).show();
			}
		});
		
		b.create();
		b.show();
	}
	
	/**
	 * 单选对话框测试
	 */
	public void radioListDialog(){
		Builder b = new AlertDialog.Builder(this);
		b.setTitle("单选列表对话框测试");
		b.setIcon(R.drawable.ic_launcher);
		final String[] data = new String[]{"男","女","中"};
		/*
		 * 参数: 数据  默认选项  事件
		 */
		b.setSingleChoiceItems(data, 0, new OnClickListener() {
			
			public void onClick(DialogInterface dialog, int which) {
				
				Toast.makeText(DialogMainActivity.this, "选中了:"+data[which],Toast.LENGTH_LONG).show();
			}
		});
		
		// 确定
		b.setPositiveButton("确定", new OnClickListener() {
			public void onClick(DialogInterface dialog, int which) {
				
			}
		});
		
		// 取消
		b.setNegativeButton("取消",new OnClickListener() {
			
			public void onClick(DialogInterface dialog, int which) {
		
			}
		});
		
		b.create();
		b.show();
	}
	
	/**
	 * 创建多选列表对话框
	 */
	public void multicListDialog(){
		Builder b = new AlertDialog.Builder(this);
		b.setTitle("多选列表对话框测试");
		b.setIcon(R.drawable.ic_launcher);
		final String[] data = new String[]{"吃饭","冲浪","散步"};
		/*
		 * 参数: 数据  默认选项  事件
		 */
		b.setMultiChoiceItems(data, null, new OnMultiChoiceClickListener() {
		
			public void onClick(DialogInterface dialog, int which, boolean isChecked) {
				
				/* which 索引  - isChecked 是否被选中 */
				if(isChecked){
					Toast.makeText(DialogMainActivity.this, "选中了:"+data[which],Toast.LENGTH_LONG).show();
				}
			}
		});
		
		// 确定
		b.setPositiveButton("确定", new OnClickListener() {
			public void onClick(DialogInterface dialog, int which) {
				
			}
		});
		
		// 取消
		b.setNegativeButton("取消",new OnClickListener() {
			
			public void onClick(DialogInterface dialog, int which) {
		
			}
		});
		
		b.create();
		b.show();
	}

	/**
	 * 提供列表项的对话框测试
	 */
	public void adapterListDialog(){
		Builder b = new AlertDialog.Builder(this);
		b.setTitle("提供列表对话框测试");	// 标题
		b.setIcon(R.drawable.ic_launcher); // 图标
	
		/*
		 * 参数: 数据  默认选项  事件
		 */
	
		
		// 确定
		b.setPositiveButton("确定", new OnClickListener() {
			public void onClick(DialogInterface dialog, int which) {
				
			}
		});
		
		// 取消
		b.setNegativeButton("取消",new OnClickListener() {
			
			public void onClick(DialogInterface dialog, int which) {
		
			}
		});
		
		b.create();
		b.show();
	}
	
	// 事件 -- 测试各种动作
	private android.view.View.OnClickListener listener = new View.OnClickListener() {
		
		public void onClick(View v) {
			if(v.getId() == R.id.general_list_dialog){ // 普通测试
				generalListDialog();
				return;
			}
			if(v.getId() == R.id.user_dialog){ // 自定义测试
				userDialog();
				return;
			}
			if(v.getId() == R.id.radio_list_dialog){ // 单选测试
				radioListDialog();
				return;
			}
			if(v.getId() == R.id.multic_list_dialog){ // 多选测试
				multicListDialog();
				return;
			}
			if(v.getId() == R.id.adapter_list_dialog){ // 多选测试
				adapterListDialog();
				return;
			}
			
		}
	};
	
	
	/**
	 * 自定义对话框测试
	 */
	public void userDialog(){

		// 创建对话框对象
		Builder builder = new Builder(this);
		builder.setTitle("字体样式选择"); // 设置标题
		builder.setIcon(R.drawable.ic_launcher); // 设置图标

		// 确定按钮  -- 执行预期动作
		builder.setPositiveButton("确定",new OnClickListener() {

			public void onClick(DialogInterface dialog, int which) {
				// TODO Auto-generated method stub

			}
		});

		/*  载入自定义布局文件 -- 达成自定义的效果  */
		LayoutInflater inflater = LayoutInflater.from(this); // 获取视图容器对象

		// 根据视图容器获取布局对象
		LinearLayout layout = (LinearLayout) inflater.inflate(R.layout.user_dialog_item,null); 

		builder.setView(layout); // 将布局视图显示在对话框中

		// 获取自定义布局中的组件对象
		color = (RadioGroup) layout.findViewById(R.id.colorRadioGroup);
		size = (RadioGroup) layout.findViewById(R.id.sizeRadioGroup);
		c1 = (RadioButton) layout.findViewById(R.id.c1);
		c2 = (RadioButton) layout.findViewById(R.id.c2);
		c3 = (RadioButton) layout.findViewById(R.id.c3);
		c4 = (RadioButton) layout.findViewById(R.id.c4);
		s1 = (RadioButton) layout.findViewById(R.id.s1);
		s2 = (RadioButton) layout.findViewById(R.id.s2);
		s3 = (RadioButton) layout.findViewById(R.id.s3);
		s4 = (RadioButton) layout.findViewById(R.id.s4);
		
		// 设置监听器
		color.setOnCheckedChangeListener(radioListener);
		size.setOnCheckedChangeListener(radioListener);
		
		/* ------------------------------------------------------------------ */

		// 取消按钮,点击取消对话框
		builder.setNegativeButton("取消",new OnClickListener() {

			public void onClick(DialogInterface dialog, int which) {
				// TODO Auto-generated method stub

			}
		});

		builder.create(); //  创建

		builder.show(); // 显示

	}

	// RadioGroup 事件改变监听器
	private OnCheckedChangeListener radioListener = new OnCheckedChangeListener() {

		public void onCheckedChanged(RadioGroup group, int checkedId) {
			
			if(checkedId == c1.getId()){ // 
				Toast.makeText(DialogMainActivity.this,"字体颜色", 1000).show();
				
			}
			if(checkedId == s1.getId()){
				Toast.makeText(DialogMainActivity.this,"字体大小", 1000).show();
				
			}
		}
	};

}



=============================自定义对话框======================================


自定义对话框布局文件

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/user_layout"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:gravity="center"
    android:orientation="vertical"
    android:padding="15dp" >

    <TextView
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:gravity="center_horizontal"
        android:text="请看这里" />

    <LinearLayout
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:gravity="center"
        android:orientation="horizontal" >

        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="颜色选择:" />

        <RadioGroup
            android:id="@+id/colorRadioGroup"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:orientation="horizontal" >

            <RadioButton
                android:id="@+id/c1"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                />

            <RadioButton
                android:id="@+id/c2"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                />

            <RadioButton
                android:id="@+id/c3"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                />

            <RadioButton
                android:id="@+id/c4"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                />
        </RadioGroup>
    </LinearLayout>

    <LinearLayout
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:gravity="center"
        android:orientation="horizontal" >

        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="颜色选择:" />

        <RadioGroup
            android:id="@+id/sizeRadioGroup"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:orientation="horizontal" >

            <RadioButton
                android:id="@+id/s1"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                />

            <RadioButton
                android:id="@+id/s2"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                />

            <RadioButton
                android:id="@+id/s3"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                />

            <RadioButton
                android:id="@+id/s4"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                />
        </RadioGroup>
    </LinearLayout>

</LinearLayout>



主程序入口:

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