android app development books pdf

As we all know, Android Application Development cannot perform time-consuming operations in the UI thread. Otherwise, an annoying ANR window will pop up. In application development, if you need to load image resources from the network, disk, or other non-memory, the loading time may be subject to other factors (such as disk, network, image size, CPU, and so on) i

the view 3) center_inside The contents of the picture to the full center display, by proportionally reduced or the original size so that the picture length is equal to or less than the width of the View 4) Fit_center Zoom in or out of the picture to the width of the view, and then Center 5) Fit_star the picture proportionally to the width of the view and then to the top 6) fit_end enlarge or narrow the picture to the width of the view, Then at the bottom of the display 7) Fit_xy does

OnClick (View arg0) {//TODO auto-generated Method Stubsetprogressbarindeterminatevisibility (False);}}); increasebtn = (Button) Findviewbyid (R.id.increasebutton);d ecreasebtn = (button) Findviewbyid (R.id.decreasebutton); MyProgressBar = (ProgressBar) Findviewbyid (R.id.progressbar01); Increasebtn.setonclicklistener (New Onclicklistener ( {@Overridepublic void OnClick (View arg0) {//TODO auto-generated method Stubmyprogressbar.incrementprogressby (1);}}); Decreasebtn.setonclicklistener (New On