android dialog coordinate location, layout file, key blocker

Dialog Mydialog = new Dialog (this);        Setcontentview can set the view can also be a layout file Mydialog.setcontentview (R.layout.test_akey);        Window Dialogwindow = Mydialog.getwindow ();        Windowmanager.layoutparams LP = Dialogwindow.getattributes (); Dialogwindow.setgravity (Gravity.left |        Gravity.top); Gets the current window WindowManager mwindowmanager= (windowmanager) getapplication (). Getsystemservice (Getapplication ().          Window_service); lp.x = 200; X-coordinate lp.y = 200; The y-coordinate (depending on the window size, for example, half of the height of the window mwindowmanager.getdefaultdisplay (). GetHeight ()/2) Lp.width = WindowManager.LayoutParams.WRAP _content; width lp.height = WindowManager.LayoutParams.WRAP_CONTENT; Height lp.alpha = 0.8f;        Transparency////Click Elsewhere to disappear mydialog.setcancelable (true);        Dialogwindow.setattributes (LP);            Rewrite Onkeylistener, where you can intercept keystrokes Mydialog.setonkeylistener (new Onkeylistener () {@Override public boolean OnKey (dialoginterface Mydialog, int keycode, keyevent event) {if (keycode==keyevent.keycode_back) {//Intercept return key                return true;            } else return false;        }        });         Gets the control in Dialog button mtest_btn = (button) Mydialog.findviewbyid (R.ID.TEST_BTN); Mydialog.show ();//Display Dialog Mydialog.dismiss ();//Close Dialog

android dialog coordinate location, layout file, key blocker