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我用下面的代碼我可以控制滑塊值programaticaly?
for (UIView *view in [volumeView subviews]){
if ([[[view class] description] isEqualToString:@"MPVolumeSlider"]) {
volumeViewSlider = (UISlider *) view;
}
}
//[volumeViewSlider setBackgroundColor:[UIColor colorWithRed:1.00 green:0.0 blue:0.0 alpha:1.0]];
UIImage *stetchLeftTrack = [[UIImage imageNamed:@"leftslide.png"]
stretchableImageWithLeftCapWidth:10.0 topCapHeight:0.0];
UIImage *stetchRightTrack = [[UIImage imageNamed:@"rightslide.png"]
stretchableImageWithLeftCapWidth:10.0 topCapHeight:0.0];
// [customSlider setThumbImage: [UIImage imageNamed:@"slider_ball.png"] forState:UIControlStateNormal];
[volumeViewSlider setMinimumTrackImage:stetchLeftTrack forState:UIControlStateNormal];
[volumeViewSlider setMaximumTrackImage:stetchRightTrack forState:UIControlStateNormal];
[volumeViewSlider setMinimumValueImage:[UIImage imageNamed:@"SpeakerSoft.tif"]];
[volumeViewSlider setMaximumValueImage:[UIImage imageNamed:@"SpeakerLoud.tif"]];
[NSTimer scheduledTimerWithTimeInterval:60.0 target:self selector:@selector(changeTheTimer) userInfo:nil repeats:NO];
}
-(void)changeTheTimer{
[volumeViewSlider setValue:0 animated:YES];
NSLog(@"Value is set to 0");
}
我想在一分鐘後,停止一切重演,但滑塊移動到零和主音量的效果樹葉,請大家幫忙
這個鏈接可以看到計時器方法我已經用它,但它的套滑塊值到0,但體積 – 2011-06-02 05:02:20
沒有影響這僅適用於改變值滑塊你必須根據這個值設置音量 – visakh7 2011-06-02 05:07:29
請看這個鏈接是否有助於http://blog.stormyprods.com/2008/09/proper-usage-of-mpvolumeview-class.html – visakh7 2011-06-02 05:09:40