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在委托UIAlertViewDelegate中实现如下方法- (void)willPresentAlertView:(UIAlertView *)alertView { alertView.frame = CGRectMake( 110, 190, 100, 100 );}即可 阅读全文
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为UINavigatonBar增加如下Category:@implementation UINavigationBar (CustomImage)- (void)drawRect:(CGRect)rect { UIImage *image = [UIImage imageNamed: @"NavigationBar.png"]; [image drawInRect:CGRectMake(0, 0, self.frame.size.width, self.frame.size.height)];}@end如下实际代码：//修改导航栏的图片@implementation UIN 阅读全文
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lement元Size (in points)大小Window (including status bar)窗口（包括状态栏）320 x 480 ptsStatus Bar状态栏(How to hide the status bar)（如何隐藏状态栏）20 ptsView inside window查看里面的窗口(visible status bar)（可见状态栏）320 x 460Navigation Bar导航栏44 ptsNav Bar Image /导航栏图像/Toolbar Image工具栏的图像up to 20 x 20 pts (transparent PNG)高达20 阅读全文
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UIWindow *keyWindow = [[UIApplication sharedApplication] keyWindow]; UIView *firstResponder = [keyWindow performSelector:@selector(firstResponder)]; [firstResponder resignFirstResponder]; 阅读全文
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//无色cell.selectionStyle = UITableViewCellSelectionStyleNone;//蓝色cell.selectionStyle = UITableViewCellSelectionStyleBlue;//灰色cell.selectionStyle = UITableViewCellSelectionStyleGray;Cell Selection StyleThe style of selected cells.typedef enum { UITableViewCellSelectionStyleNone, UITableViewCellSel... 阅读全文