学步园

备份之用:

public void showSystemDialog(String showInfo, final int flag)
	{
		AlertDialog.Builder b = new AlertDialog.Builder(context);
		b.setMessage(showInfo);
		b.setPositiveButton("确定", new DialogInterface.OnClickListener()
		{
			public void onClick(DialogInterface dialog, int id)
			{

				switch (flag)
				{
					case 0:
						Intent intent = new Intent(
								Settings.ACTION_WIRELESS_SETTINGS);
						intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
						context.startActivity(intent);
						break;
					case 1:

					case 3: // 如果是GPRS,则提醒
						if (moblieFlag == false)
						{
							moblieFlag = true;
						}
					default:
						break;
				}
				d.dismiss();
			}
		}).setNegativeButton("取消", new DialogInterface.OnClickListener()
		{
			public void onClick(DialogInterface dialog, int id)
			{
				d.dismiss();
			}
		});
		d = b.create();
		d.getWindow().setType(WindowManager.LayoutParams.TYPE_SYSTEM_ALERT);
		d.show();

		WindowManager.LayoutParams lp = d.getWindow().getAttributes();
		WindowManager wm = (WindowManager) context
				.getSystemService(Context.WINDOW_SERVICE);
		Display display = wm.getDefaultDisplay();
		if (display.getHeight() > display.getWidth())
		{
			lp.width = (int) (display.getWidth() * 1.0);
		}
		else
		{
			lp.width = (int) (display.getWidth() * 0.5);
		}
		d.getWindow().setAttributes(lp);
	}