iOS 5自定义控件

// 在iOS 5下自定义控件的外观
- (void)customizeAppearance
{
    // UINavigationBar
    UIImage *gradientImage44 = [[UIImage imageNamed:@"surf_gradient_textured_44"]  resizableImageWithCapInsets:UIEdgeInsetsMake(0, 0, 0, 0)];
    UIImage *gradientImage32 = [[UIImage imageNamed:@"surf_gradient_textured_32"]  resizableImageWithCapInsets:UIEdgeInsetsMake(0, 0, 0, 0)];
    [[UINavigationBar appearance]  setBackgroundImage:gradientImage44  forBarMetrics:UIBarMetricsDefault];
    [[UINavigationBar appearance]  setBackgroundImage:gradientImage32  forBarMetrics:UIBarMetricsLandscapePhone];
    [[UINavigationBar appearance]  setTitleTextAttributes:[NSDictionary dictionaryWithObjectsAndKeys:
    [UIColor colorWithRed:255.0/255.0 green:255.0/255.0 blue:255.0/255.0 alpha:1.0], UITextAttributeTextColor,
    [UIColor colorWithRed:0.0 green:0.0 blue:0.0 alpha:0.8], UITextAttributeTextShadowColor,
    [NSValue valueWithUIOffset:UIOffsetMake(0, -1)], UITextAttributeTextShadowOffset,
    [UIFont fontWithName:@"Arial-Bold" size:0.0], UITextAttributeFont,nil]];

    [[vc navigationItem] setTitleView:[[UIImageView alloc] initWithImage:[UIImage imageNamed:@"title"]]];

 

// UIBarButtonItem
    UIImage *button30 = [[UIImage imageNamed:@"button_textured_30"]  resizableImageWithCapInsets:UIEdgeInsetsMake(0, 5, 0, 5)];
    UIImage *button24 = [[UIImage imageNamed:@"button_textured_24"]  resizableImageWithCapInsets:UIEdgeInsetsMake(0, 5, 0, 5)];    
    [[UIBarButtonItem appearance]  setBackgroundImage:button30  forState:UIControlStateNormal barMetrics:UIBarMetricsDefault];
    [[UIBarButtonItem appearance]  setBackgroundImage:button24  forState:UIControlStateNormal barMetrics:UIBarMetricsLandscapePhone];
    [[UIBarButtonItem appearance]  setTitleTextAttributes:[NSDictionary dictionaryWithObjectsAndKeys:
    [UIColor colorWithRed:220.0/255.0 green:104.0/255.0 blue:1.0/255.0 alpha:1.0], UITextAttributeTextColor,
    [UIColor colorWithRed:1.0 green:1.0 blue:1.0 alpha:1.0], UITextAttributeTextShadowColor,
    [NSValue valueWithUIOffset:UIOffsetMake(0, 1)], UITextAttributeTextShadowOffset,
    [UIFont fontWithName:@"AmericanTypewriter" size:0.0], UITextAttributeFont, nil]
     forState:UIControlStateNormal];

    // Back Button
    UIImage *buttonBack30 = [[UIImage imageNamed:@"button_back_textured_30"]  resizableImageWithCapInsets:UIEdgeInsetsMake(0, 13, 0, 5)];
    UIImage *buttonBack24 = [[UIImage imageNamed:@"button_back_textured_24"]  resizableImageWithCapInsets:UIEdgeInsetsMake(0, 12, 0, 5)];
    [[UIBarButtonItem appearance]  setBackButtonBackgroundImage:buttonBack30  forState:UIControlStateNormal barMetrics:UIBarMetricsDefault];
    [[UIBarButtonItem appearance]  setBackButtonBackgroundImage:buttonBack24  forState:UIControlStateNormal barMetrics:UIBarMetricsLandscapePhone];
  
    // UITabBar
    UIImage *tabBackground = [[UIImageimageNamed:@"tab_bg"] resizableImageWithCapInsets:UIEdgeInsetsMake(0, 0, 0, 0)];
    [[UITabBar appearance] setBackgroundImage:tabBackground];
    [[UITabBar appearance] setSelectionIndicatorImage: [UIImage imageNamed:@"tab_select_indicator"]];   

    // UISlider
    UIImage *minImage = [[UIImage imageNamed:@"slider_minimum.png"] resizableImageWithCapInsets:UIEdgeInsetsMake(0, 5, 0, 0)];
    UIImage *maxImage = [[UIImage imageNamed:@"slider_maximum.png"] resizableImageWithCapInsets:UIEdgeInsetsMake(0, 5, 0, 0)];
    UIImage *thumbImage = [UIImage imageNamed:@"thumb.png"];

    [[UISlide rappearance] setMaximumTrackImage:maxImage forState:UIControlStateNormal];
    [[UISlider appearance] setMinimumTrackImage:minImage forState:UIControlStateNormal];
    [[UISlider appearance] setThumbImage:thumbImage forState:UIControlStateNormal];


    // UISegmentedControl
    UIImage *segmentSelected = [[UIImage imageNamed:@"segcontrol_sel.png"] resizableImageWithCapInsets:UIEdgeInsetsMake(0, 15, 0, 15)];
    UIImage *segmentUnselected = [[UIImage imageNamed:@"segcontrol_uns.png"] resizableImageWithCapInsets:UIEdgeInsetsMake(0, 15, 0, 15)];
    UIImage *segmentSelectedUnselected = [UIImage imageNamed:@"segcontrol_sel-uns.png"];
    UIImage *segUnselectedSelected = [UIImage imageNamed:@"segcontrol_uns-sel.png"];
    UIImage *segmentUnselectedUnselected = [UIImage imageNamed:@"segcontrol_uns-uns.png"];

    [[UISegmentedControl appearance] setBackgroundImage:segmentUnselected forState:UIControlStateNormal barMetrics:UIBarMetricsDefault];
    [[UISegmentedControl appearance] setBackgroundImage:segmentSelected forState:UIControlStateSelected barMetrics:UIBarMetricsDefault];
    [[UISegmentedControl appearance] setDividerImage:segmentUnselectedUnselected forLeftSegmentState:UIControlStateNormal rightSegmentState:UIControlStateNormal barMetrics:UIBarMetricsDefault];
    [[UISegmentedControl appearance] setDividerImage:segmentSelectedUnselected forLeftSegmentState:UIControlStateSelected rightSegmentState:UIControlStateNormal barMetrics:UIBarMetricsDefault];
    [[UISegmentedControl appearance] setDividerImage:segUnselectedSelected forLeftSegmentState:UIControlStateNormal rightSegmentState:UIControlStateSelected barMetrics:UIBarMetricsDefault];
}

// UISwitch
[rentSwitch setOnTintColor:[UIColor colorWithRed:0 green:175.0/255.0 blue:176.0/255.0 alpha:1.0]];


// UITextField
- (void)drawRect:(CGRect)rect
{
    UIImage *textFieldBackground = [[UIImage imageNamed:@"text_field_teal.png"] resizableImageWithCapInsets:UIEdgeInsetsMake(15.0, 5.0, 15.0, 5.0)];
    [textFieldBackground drawInRect:[self bounds]];
}