小编Iph*_*per的帖子

如果设备切换到iphone 4,任何人都可以告诉我自动包含@ 2x图像的代码.我已经搜索了很多,但还没有找到任何成果.

我已经在我的资源文件中包含了@ 2x图像.我想要编写代码,以便在iphone 4上运行应用程序时图像调整大小并重新定位.

我的代码是

//自定义表格视图单元格的外观.

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{

    static NSString *CellIdentifier = @"Cell";

    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier];


    ///   labels - names of Cities   ///


    UILabel *lblCity = [[UILabel alloc]initWithFrame:CGRectMake(15, 00, 200, 22)];
    lblCity.font = [UIFont systemFontOfSize:14];
    lblCity.backgroundColor = [UIColor clearColor];
    //lblCity.backgroundColor = [UIColor redColor];

    UILabel *lblDate = [[UILabel alloc]initWithFrame:CGRectMake(200, 00, 200, 22)]; 
    lblDate.font = [UIFont systemFontOfSize:14];
    lblDate.backgroundColor = [UIColor clearColor];
    //lblDate.backgroundColor = [UIColor redColor];

    UILabel *lblSchool = [[UILabel alloc]initWithFrame:CGRectMake(350, 00, 400, 22)];
    lblSchool.font = [UIFont systemFontOfSize:14];
    lblSchool.backgroundColor = …