"Android Beginner" 8, progress bar (ProgressBar, SeekBar, Ratingbar)

Start Android

Now that each control is used in much the same way, it is decided to speed up the learning steps, and this part of the note is written briefly.

1. Progress bar in Android

2, the relationship between the various progress bars

3, ProgressBar the style of the progress bar

4. How to use ProgressBar

The style of ProgressBar

There are two major categories Progress bar main Properties progress bar Max: Max Current progress: Progress value of minor progress: secondaryprogress 1, Seekbar main attribute 1) progress bar Max: Max 2) Current progress: progress 3) value of minor progress: SecondaryProgress2, OnSeekBarChangeListener3, Rati Ngbar Main Properties 4, Onratingbarchangelistener 1) onprogresschanged 2) Onstarttrackingtouch 3) Onstoptrackingtouc H RATINGBAR1, Number of stars: NumStarts2, current level: PROGRESS3, STEPSIZE4, listener onratingchanged (Ratingbar ratingbar,float Rating,boolean Formuser)