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2014/10/15 ¤U¤È 10:10:51
iphone Programming Glossary: label.fontUIStringDrawing methods don't seem to be thread safe in iOS 6 http://stackoverflow.com/questions/12744558/uistringdrawing-methods-dont-seem-to-be-thread-safe-in-ios-6 like this __block CGSize labelSize CGSizeZero TAUtils sharedUtils serialiseDrawing ^ labelSize label.text sizeWithFont label.font This seems to have improved things a bit all my UIStringDrawing calls happen on one thread . But it will still crash at..
Custom UIPickerView with three Components each showing label on Selection Indicator http://stackoverflow.com/questions/16734557/custom-uipickerview-with-three-components-each-showing-label-on-selection-indica component 1 if label label UILabel alloc initWithFrame frame autorelease addlabelView YES label.text text label.font labelfont label.backgroundColor UIColor clearColor label.shadowColor UIColor whiteColor label.shadowOffset CGSizeMake 0..
How to add line break for UILabel? http://stackoverflow.com/questions/2312899/how-to-add-line-break-for-uilabel centered or cut off. UILabel label set frame to largest size you want ... CGSize labelSize label.text sizeWithFont label.font constrainedToSize label.frame.size lineBreakMode label.lineBreakMode label.frame CGRectMake label.frame.origin.x label.frame.origin.y..
How to check if UILabel is truncated? http://stackoverflow.com/questions/3077109/how-to-check-if-uilabel-is-truncated
How to get UILabel (UITextView) auto adjusted font size? http://stackoverflow.com/questions/3669844/how-to-get-uilabel-uitextview-auto-adjusted-font-size directly but you can calculate it easily enough using these functions CGFloat actualFontSize label.text sizeWithFont label.font minFontSize label.minimumFontSize actualFontSize actualFontSize forWidth label.bounds.size.width lineBreakMode label.lineBreakMode..
Fixed labels in the selection bar of a UIPickerView http://stackoverflow.com/questions/367471/fixed-labels-in-the-selection-bar-of-a-uipickerview simulate embossing. UILabel label UILabel alloc initWithFrame CGRectMake x top 1 rightX height label.text labelString label.font font label.textColor UIColor whiteColor label.backgroundColor UIColor clearColor label.opaque NO label.alpha PICKER_LABEL_ALPHA.. label release Actual label. label UILabel alloc initWithFrame CGRectMake x top rightX height label.text labelString label.font font label.backgroundColor UIColor clearColor label.opaque NO label.alpha PICKER_LABEL_ALPHA self.view addSubview label.. something like this UILabel label UILabel alloc initWithFrame CGRectMake 135 93 80 30 autorelease label.text @ Label label.font UIFont boldSystemFontOfSize 20 label.backgroundColor UIColor clearColor label.shadowColor UIColor whiteColor label.shadowOffset..
Multiline UILabel with adjustsFontSizeToFitWidth http://stackoverflow.com/questions/4382976/multiline-uilabel-with-adjustsfontsizetofitwidth UILabel CGFloat fontSize label.text fontSizeWithFont UIFont boldSystemFontOfSize 15 constrainedToSize label.frame.size label.font UIFont boldSystemFontOfSize fontSize EDIT Fixed the code to initialize newFont with font . Fixes a crash under certain circumstances...
UILabel's sizeToFit/sizeThatFits ignore the numberoflines property http://stackoverflow.com/questions/5041874/uilabels-sizetofit-sizethatfits-ignore-the-numberoflines-property alloc initWithFrame CGRectMake 0 0 300 400 autorelease label.text title label.lineBreakMode UILineBreakModeWordWrap label.font UIFont fontWithName kBoldFont size kTitleFontSize label.numberOfLines 3 CGSize sizedtoFit label sizeThatFits available But..
UIPicker sizing in landscape mode http://stackoverflow.com/questions/535164/uipicker-sizing-in-landscape-mode 100 autorelease label.text @ I am a label label.textAlignment UITextAlignmentCenter label.textColor UIColor blackColor label.font font label.backgroundColor UIColor clearColor label.opaque NO viewForRow addSubview label CGAffineTransform rotate CGAffineTransformMakeRotation..
Change the navigation bar's font http://stackoverflow.com/questions/5832036/change-the-navigation-bars-font than iOS 5 UILabel label UILabel alloc initWithFrame CGRectMake 0 0 400 44 label.backgroundColor UIColor clearColor label.font UIFont boldSystemFontOfSize 20.0 label.shadowColor UIColor colorWithWhite 0.0 alpha 0.5 label.textAlignment UITextAlignmentCenter..
Change Navigation bar Background image on each navigation http://stackoverflow.com/questions/6692517/change-navigation-bar-background-image-on-each-navigation 0 0 320 44 UILabel label UILabel alloc initWithFrame frame autorelease label setBackgroundColor UIColor clearColor label.font UIFont boldSystemFontOfSize 20.0 label.shadowColor UIColor colorWithWhite 0.0 alpha 1 label.textAlignment UITextAlignmentCenter..
http://stackoverflow.com/questions/6962641/get-the-nsstring-height this is what I usually do CGSize maximumLabelSize CGSizeMake 353 9999 CGSize expectedLabelSize string sizeWithFont label.font constrainedToSize maximumLabelSize lineBreakMode label.lineBreakMode CGRect newFrame label.frame newFrame.size.height..
cellForRowAtIndexPath memory management http://stackoverflow.com/questions/8859735/cellforrowatindexpath-memory-management 6 NSInteger imageIndex 8 5 ARTIST CGRect frame CGRectMake 59 11 244 13 UILabel label UILabel alloc initWithFrame frame label.font UIFont boldSystemFontOfSize 13 label.textColor UIColor blackColor label.text musicList.list objectAtIndex indexPath.row.. addSubview label ALBUM more like description... frame CGRectMake 60 30 244 11 label UILabel alloc initWithFrame frame label.font UIFont boldSystemFontOfSize 11 label.textColor UIColor darkGrayColor label.text musicList.list objectAtIndex indexPath.row.. albumIndex cell addSubview label DATE frame CGRectMake 59 49 244 10 label UILabel alloc initWithFrame frame label.font UIFont fontWithName @ Helvetica size 10.0 label.textColor UIColor darkGrayColor label.textAlignment UITextAlignmentRight..
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