1
我正在使用来电显示应用程序,我在窗口管理器视图中显示拨号/接收号码的信息。用户可以手动关闭视图。一切都很顺利,直到我通过呼叫等待服务进行测试。即使在单击关闭按钮并显示错误“查看未连接到窗口管理器”之后,呼叫等待视图仍保留在屏幕上。 我正在做所有这些服务的东西。如何从Android的窗口管理器中删除多个视图?
我的问题是,如果有任何方法可以删除多个意见,只需点击一下。 或者我可以跟踪附加到窗口管理器的视图吗?
这里是我的代码
linearLayout = new LinearLayout(this);
linearLayout.addView(textHeaderName);
linearLayout.addView(textheader);
linearLayout.addView(chatHead);
linearLayout.addView(textfooter);
linearLayout.setOrientation(LinearLayout.VERTICAL);
btnClose.setImageResource(R.drawable.button_close);
btnClose.setLeft(0);
chatHead.setBackgroundResource(R.drawable.img);
android.view.WindowManager.LayoutParams layoutparams = new android.view.WindowManager.LayoutParams(WindowManager.LayoutParams.WRAP_CONTENT,
WindowManager.LayoutParams.WRAP_CONTENT,
WindowManager.LayoutParams.TYPE_PHONE,
WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE,
PixelFormat.TRANSPARENT);
android.view.WindowManager.LayoutParams layoutparams1 = new android.view.WindowManager.LayoutParams(WindowManager.LayoutParams.WRAP_CONTENT,
WindowManager.LayoutParams.WRAP_CONTENT,
WindowManager.LayoutParams.TYPE_PHONE,
WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE,
PixelFormat.TRANSPARENT);
android.view.WindowManager.LayoutParams layoutparams2 = new android.view.WindowManager.LayoutParams(WindowManager.LayoutParams.WRAP_CONTENT,
WindowManager.LayoutParams.WRAP_CONTENT,
WindowManager.LayoutParams.TYPE_PHONE,
WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE,
PixelFormat.TRANSPARENT);
final android.view.WindowManager.LayoutParams paramsChatHead = new android.view.WindowManager.LayoutParams(WindowManager.LayoutParams.WRAP_CONTENT,
WindowManager.LayoutParams.WRAP_CONTENT,
WindowManager.LayoutParams.TYPE_PHONE,
WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE,
PixelFormat.TRANSPARENT);
android.view.WindowManager.LayoutParams layoutparams3 = new android.view.WindowManager.LayoutParams(WindowManager.LayoutParams.WRAP_CONTENT,
WindowManager.LayoutParams.WRAP_CONTENT,
WindowManager.LayoutParams.TYPE_PHONE,
WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE,
PixelFormat.TRANSPARENT);
new android.widget.LinearLayout.LayoutParams(WindowManager.LayoutParams.WRAP_CONTENT, WindowManager.LayoutParams.WRAP_CONTENT);
layoutparams.gravity = 53;
layoutparams.y = 0;
layoutparams1.gravity = 49;
layoutparams1.x = 0;
layoutparams1.y = 0;
layoutparams2.gravity = 49;
layoutparams2.x = 0;
layoutparams2.y = 25;
paramsChatHead.gravity = 49;
paramsChatHead.x = 0;
paramsChatHead.y = 50;
layoutparams3.gravity = 49;
layoutparams3.x = 0;
layoutparams3.y = imgheight + 50;
try
{
windowManager.addView(linearLayout, layoutparams1);
windowManager.addView(btnClose, layoutparams);
} catch (Exception e)
{}
关闭事件:
btnClose.setOnClickListener(new android.view.View.OnClickListener()
{
public void onClick(View view)
{
try
{
if (linearLayout != null)
{
windowManager.removeView(linearLayout);
}
if (btnClose != null)
{
windowManager.removeView(btnClose);
}
} catch (Exception e)
{
e.printStackTrace();
}
}
});
请帮
假设会发生什么,如果没有'linearLayout'&' btnClose'是'NOT NULL' – R9J 2015-04-02 10:17:21
如果两者都不为空,那么在拨打号码,姓名和其他信息应显示的号码后,它会在屏幕上显示一个窗口。 – swappy 2015-04-02 10:24:16