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iPhone Slider Example
Posted on: August 24, 2009 at 12:00 AM
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In this application we are going to create slider by using Window based application. There is .h and .m file. We are going to add Slider to Window.

In this application we are going to create slider by using Window based application. There is  .h and  .m file.  We are going to add Slider to Window. 

Create a new project by selecting Window-Based Application.Open the Interface Builder by double clicking the MainWindow.xib file and add a Slider  and label from the library. label is used to display the value of slider.  
here we are declaring Slider as mslider(its a variable) using UISlider. It looks like this

IBOutlet UISlider *mswitch;

IBOutlet UILabel *labelTxt;

and property is defined for labelTxt

@property (nonatomic, retain) UILabel *labelTxt;

we are writing the action on button i.e.

-(IBAction)changeSlider:(id)sender   ;

To set slider max. and min value sellect slider and then tools and inspector

 

SliderAppDelegate.h file will look like this:

#import <UIKit/UIKit.h>



@interface SliderAppDelegate : NSObject <UIApplicationDelegate>

{

UIWindow *window;

IBOutlet UISlider *slider;

IBOutlet UILabel *labelTxt;



}



@property (nonatomic, retain) IBOutlet UIWindow *window;

@property (nonatomic, retain) UILabel *labelTxt;

-(IBAction)changeSlider:(id)sender ;



@end

SliderAppDelegate.m

#import "SliderAppDelegate.h"



@implementation SliderAppDelegate

@synthesize window,labelTxt ;

- (void)applicationDidFinishLaunching:(UIApplication *)application

{ 

[window makeKeyAndVisible];

}

-(IBAction)changeSlider:(id)sender 

{

labelTxt .text= [[NSString alloc] initWithFormat:@" 
Value %d ", (int)slider.value];

}



- (void)dealloc

{

[window release];

[label.Txt release];

[super dealloc];

}

@end
 

SliderAppDelegate.m file will look like this:

 

 

 

after all the applications connect all outlets and action.

In this we are writing the method for slider

Final expression will look like this:

 

Download code from here.

 

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Posted on: August 24, 2009

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