Piosa

摘要： CATransition *transition = [CATransition animation]; transition.duration = 1.0f;//间隔时间 transition.timingFunction = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseInEaseOut];//动画的开始与结束的快慢 /* kCATransitionFade; kCATransitionMoveIn; kCATransitionPush; kCA... 阅读全文

摘要： 通常在创建完UITableViewController后，会看到UITableViewDataSource的一个实现函数如下- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath { static NSString *CellIdentifier = [NSString stringWithFormat:@"Cell"]; UITableViewCell *cell = [tableView dequeueReusableCe 阅读全文

摘要： 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

摘要： 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

摘要： 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

摘要： UIWindow *keyWindow = [[UIApplication sharedApplication] keyWindow]; UIView *firstResponder = [keyWindow performSelector:@selector(firstResponder)]; [firstResponder resignFirstResponder]; 阅读全文

摘要： //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

摘要： cell.accessoryType = UITableViewCellAccessoryNone;cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator;cell.accessoryType = UITableViewCellAccessoryDetailDisclosureButton;cell.accessoryType = UITableViewCellAccessoryCheckmark;决定了cell右边按钮的形状 阅读全文