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iOS 修改 TableView 的 delete 按钮
-(void)willTransitionToState:(UITableViewCellStateMask)state ,发现iOS7 以前的方法不管用了
iOS7 下
在自定义cell里重写
-(void)willTransitionToState:(UITableViewCellStateMask)state{
[superwillTransitionToState:state];
if((state &UITableViewCellStateShowingDeleteConfirmationMask) == UITableViewCellStateShowingDeleteConfirmationMask){
// [self recurseAndReplaceSubViewIfDeleteConfirmationControl:self.subviews];
[self performSelector:@selector(recurseAndReplaceSubViewIfDeleteConfirmationControl:)withObject:self.subviewsafterDelay:0];
}
}
-(void)recurseAndReplaceSubViewIfDeleteConfirmationControl:(NSArray*)subviews{
NSString *delete_button_name = @"delete";
for (UIView *subviewin subviews)
{
/**
* iOS 6 以前
*/
if ([NSStringFromClass([subviewclass]) isEqualToString:@"UITableViewCellDeleteConfirmationControl"])
{
/**
将添加一个视图来覆盖默认的控制使用的图像有一个透明的背景
*/
UIView *backgroundCoverDefaultControl = [[UIViewalloc] initWithFrame:CGRectMake(0,0,64, 33)];
[backgroundCoverDefaultControl setBackgroundColor:[UIColorwhiteColor]];
[[subview.subviews objectAtIndex:0] addSubview:backgroundCoverDefaultControl];
UIImage *deleteImage = [UIImageimageNamed:delete_button_name];
UIImageView *deleteBtn = [[UIImageViewalloc]initWithFrame:CGRectMake(0,0,deleteImage.size.width, deleteImage.size.height)];
[deleteBtn setImage:[UIImageimageNamed:delete_button_name]];
[[subview.subviews objectAtIndex:0] addSubview:deleteBtn];
}
/**
* ios7
*/
if ([NSStringFromClass([subviewclass]) isEqualToString:@"UITableViewCellDeleteConfirmationButton"])
{
UIButton *deleteButton = (UIButton *)subview;
[deleteButton setImage:[UIImageimageNamed:delete_button_name] forState:UIControlStateNormal];
[deleteButton setTitle:@""forState:UIControlStateNormal];
[deleteButton setBackgroundColor:[UIColorclearColor]];
for(UIView* viewin subview.subviews){
if([view isKindOfClass:[UILabelclass]]){
[view removeFromSuperview];
}
}
}
if ([NSStringFromClass([subviewclass]) isEqualToString:@"UITableViewCellDeleteConfirmationView"])
{
for(UIView* innerSubViewin subview.subviews){
if(![innerSubView isKindOfClass:[UIButton class]]){
[innerSubView removeFromSuperview];
}
}
}
if([subview.subviewscount]>0){
[selfrecurseAndReplaceSubViewIfDeleteConfirmationControl:subview.subviews];
}
}
}
iOS 修改 TableView 的 delete 按钮