android - invisible view in WindowManager with type RGBA_8888 ImageView -


i use attribute, time not work.if remove attribute,i can see view , ok. know missed? mycode:

    private boolean loadingdirect=false;     private void addloading(){         loadingimg= new imageview(mcontext);         android.view.windowmanager.layoutparams viewparams = new android.view.windowmanager.layoutparams();         viewparams.x=0;         viewparams.y=0;         viewparams.width=600;         viewparams.height=600; //      viewparams.type=pixelformat.rgba_8888;         loadingimg.setimageresource(r.drawable.notice_loading);         loadingimg.setvisibility(view.visible);         loadingdirect=true;         loadingimg.setonclicklistener(new onclicklistener(){              @override             public void onclick(view v) {                 if(loadingdirect){                     matrix matrix = new matrix();                     matrix.setrotate(180);                     bitmapdrawable draw = (bitmapdrawable) mcontext.getresources().getdrawable(r.drawable.notice_loading);                     bitmap bitmap= draw.getbitmap();                     bitmap=bitmap.createbitmap(bitmap,0, 0, bitmap.getwidth(),bitmap.getheight(),matrix,true);                     loadingimg.setimagebitmap(bitmap);                     loadingdirect=false;                 }else{                     loadingimg.setimageresource(r.drawable.notice_loading);                     loadingdirect=true;                 }             }          });         try{             mwindowmanager.addview(loadingimg, viewparams);         }catch(exception e){             log.d("noticeboarderror", "addloading");         }     }

please take @ http://developer.android.com/reference/android/view/windowmanager.layoutparams.html

your viewparams.type not expect pixelformat.rgba_8888 or pixelformat.whatever; code compile because int numbers. not expected behavior.


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