Tuesday, April 9, 2013

[android help] Seekbar want to save progress

android - Seekbar want to save progress - Stack Overflow



















I am using seek bar i want to save changes made by user in seekbar & should be shown next time whenever he will open app . My code is



@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
start=-10; //you need to give starting value of SeekBar
end=10; //you need to give end value of SeekBar
start_pos=5; //you need to give starting position value of SeekBar

start_position=(int) (((start_pos-start)/(end-start))*100);
discrete=start_pos;
SeekBar seek=(SeekBar) findViewById(R.id.seekBar1);
seek.setProgress(start_position);
seek.setOnSeekBarChangeListener(new OnSeekBarChangeListener(){

public void onStopTrackingTouch(SeekBar seekBar) {
// TODO Auto-generated method stub
Toast.makeText(getBaseContext(), "discrete = "+String.valueOf(discrete), Toast.LENGTH_SHORT).show();
}
public void onStartTrackingTouch(SeekBar seekBar) {
// TODO Auto-generated method stub

}
public void onProgressChanged(SeekBar seekBar, int progress,boolean fromUser) {
// TODO Auto-generated method stub
// To convert it as discrete value
float temp=progress;
float dis=end-start;
discrete=(start+((temp/100)*dis));

}
});
}
}

























Save seekbar progress to shared preference in onPause and set seekbar progress from shared preference in onResume




















default






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stackoverflow.comm

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