用Dialog实现自定义对话框

private void show5(){
    	LayoutInflater inflater=LayoutInflater.from(this);
    	View view=inflater.inflate(R.layout.dialog_layout,null);
    	AlertDialog.Builder builder=new AlertDialog.Builder(this);
    	builder.setTitle("自定义列表");
    	builder.setIcon(R.drawable.ic_launcher);
    	builder.setView(view);
    	AlertDialog dialog=builder.create();
    	dialog.show();
    }