对话框

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1、自定义对话框
1.1、activity中
private void doOpenDownloadDialog() {
		LinearLayout cardUsers = (LinearLayout) this.getLayoutInflater().inflate(R.layout.downloadapp, null);
		final Dialog dialog = new Dialog(this);
			dialog.setContentView(cardUsers);
			dialog.setTitle("Title Name");
			dialog.show();
			
			RelativeLayout sendBtn = (RelativeLayout) dialog.findViewById(R.id.btn_add);
			RelativeLayout cancleBtn = (RelativeLayout) dialog.findViewById(R.id.btn_concel);
			sendBtn.setOnClickListener(new OnClickListener() {
			public void onClick(View v) {
				
			}
		});
			cancleBtn.setOnClickListener(new OnClickListener() {
			public void onClick(View v) {
				dialog.dismiss();	
			}
		});
	}
1.2、自定义一个XML页面，页面名称为：downloadapp.xml