Android对话框

1. 普通对话框

AlertDialog.Builder builder = new Builder(GenContextMenu.this);
		builder.setTitle("标题");
		builder.setPositiveButton("确定", null);
		builder.setIcon(android.R.drawable.ic_dialog_info);
		builder.setMessage("简单消息框");
		builder.show();

2. 确定取消对话框

AlertDialog.Builder builder = new Builder(GenContextMenu.this); 
		builder.setTitle("标题"); 
		builder.setPositiveButton("确定",null); 
		builder.setNegativeButton("取消",null); 
		builder.setIcon(android.R.drawable.ic_dialog_info); 
		builder.setMessage("简单消息框"); 
		builder.show();

3. 提示输入对话框

AlertDialog.Builder builder = new Builder(GenContextMenu.this); 
		builder.setTitle("标题"); 
		builder.setView(new EditText(GenContextMenu.this)); 
		builder.setPositiveButton("确定",null); 
		builder.setNegativeButton("取消",null); 
		builder.setIcon(android.R.drawable.ic_dialog_info); 
		builder.setMessage("简单消息框"); 
		builder.show(); 

4. 带有单选择按钮的对话框

new AlertDialog.Builder(GenContextMenu.this) 
		.setTitle("请选择") 
		.setIcon(android.R.drawable.ic_dialog_info) 
		.setSingleChoiceItems(new String[] {"item1","item2","item3","item4"}, 0, 
		    new DialogInterface.OnClickListener(){ 
		        public void onClick(DialogInterface dialog, int which){ 
		        dialog.dismiss(); 
		        } 
		    } 
		) 
		.setNegativeButton("取消", null) 
		.show(); 

5. 带有多选择按钮的对话框 

new AlertDialog.Builder(GenContextMenu.this) 
		.setTitle("请选择") 
		.setIcon(android.R.drawable.ic_dialog_info) 
		.setMultiChoiceItems(new String[] {"item1","item2","item3","item4"}, null, null) 
		.setNegativeButton("取消", null) 
		.show();