2014/10/15 下午 10:03:55

iphone Programming Glossary: arect

How do I scroll the UIScrollView when the keyboard appears?

http://stackoverflow.com/questions/13161666/how-do-i-scroll-the-uiscrollview-when-the-keyboard-appears

field is hidden by keyboard scroll it so it's visible Your application might not need or want this behavior. CGRect aRect self.view.frame aRect.size.height kbSize.height if CGRectContainsPoint aRect activeField.frame.origin CGPoint scrollPoint.. keyboard scroll it so it's visible Your application might not need or want this behavior. CGRect aRect self.view.frame aRect.size.height kbSize.height if CGRectContainsPoint aRect activeField.frame.origin CGPoint scrollPoint CGPointMake 0.0 activeField.frame.origin.y.. not need or want this behavior. CGRect aRect self.view.frame aRect.size.height kbSize.height if CGRectContainsPoint aRect activeField.frame.origin CGPoint scrollPoint CGPointMake 0.0 activeField.frame.origin.y kbSize.height scrollView setContentOffset..

iphone keyboard without textview

http://stackoverflow.com/questions/1472258/iphone-keyboard-without-textview

on the hidden textfield. You can create a UITextView programmatically by doing something like this assume aRect and view exist var textView UITextView alloc initWithFrame aRect autorelease view addSubview textView textView becomeFirstResponder..

iPhone button with non-rectangle shape?

http://stackoverflow.com/questions/1561585/iphone-button-with-non-rectangle-shape

is a pointer to the image that must be drawn depending on if the button is pressed or not void drawRect NSRect aRect stateImage drawInRect self bounds fromRect NSMakeRect 0.0 0.0 buttonImage size .width buttonImage size .height operation..

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

#import LabeledPickerView.h @implementation LabeledPickerView loading programmatically id initWithFrame CGRect aRect if self super initWithFrame aRect labels NSMutableDictionary alloc initWithCapacity 3 return self loading from nib id initWithCoder.. @implementation LabeledPickerView loading programmatically id initWithFrame CGRect aRect if self super initWithFrame aRect labels NSMutableDictionary alloc initWithCapacity 3 return self loading from nib id initWithCoder NSCoder coder if self..

How to generate a thumbnails form a PDF document with iPhone SDK?

http://stackoverflow.com/questions/4504834/how-to-generate-a-thumbnails-form-a-pdf-document-with-iphone-sdk

fileURLWithPath finalPath CGPDFDocumentRef pdf CGPDFDocumentCreateWithURL CFURLRef pdfFileUrl CGPDFPageRef page CGRect aRect CGRectMake 0 0 70 100 thumbnail size UIGraphicsBeginImageContext aRect.size CGContextRef context UIGraphicsGetCurrentContext.. CFURLRef pdfFileUrl CGPDFPageRef page CGRect aRect CGRectMake 0 0 70 100 thumbnail size UIGraphicsBeginImageContext aRect.size CGContextRef context UIGraphicsGetCurrentContext UIImage thumbnailImage NSUInteger totalNum CGPDFDocumentGetNumberOfPages.. pdf for int i 0 i totalNum i CGContextSaveGState context CGContextTranslateCTM context 0.0 aRect.size.height CGContextScaleCTM context 1.0 1.0 CGContextSetGrayFillColor context 1.0 1.0 CGContextFillRect context aRect..

How to draw graphics in iphone gesture?

http://stackoverflow.com/questions/6173685/how-to-draw-graphics-in-iphone-gesture

@implementation PanIndicator @synthesize startPoint startPoint_ @synthesize endPoint endPoint_ void drawRect CGRect aRect UIColor redColor setStroke UIBezierPath pathToDraw UIBezierPath bezierPath pathToDraw moveToPoint self.startPoint pathToDraw..

Keyboard Scroll on Active Text Field - Scrolling to Out of View?

http://stackoverflow.com/questions/7193787/keyboard-scroll-on-active-text-field-scrolling-to-out-of-view

How to draw an oval speech bubble programmatically on iPhone?

http://stackoverflow.com/questions/7509348/how-to-draw-an-oval-speech-bubble-programmatically-on-iphone

with a black stroke over lay to follow. void drawRect CGRect rect CGContextRef ctx UIGraphicsGetCurrentContext CGRect aRect CGRectMake 2.0 2.0 self.bounds.size.width 0.95f self.bounds.size.width 0.60f set the rect with inset. CGContextSetRGBFillColor.. ctx 0.0 0.0 0.0 1.0 black stroke CGContextSetLineWidth ctx 2.0 CGContextFillEllipseInRect ctx aRect CGContextStrokeEllipseInRect ctx aRect CGContextBeginPath ctx CGContextMoveToPoint ctx self.bounds.size.width 0.10 self.bounds.size.width.. 1.0 black stroke CGContextSetLineWidth ctx 2.0 CGContextFillEllipseInRect ctx aRect CGContextStrokeEllipseInRect ctx aRect CGContextBeginPath ctx CGContextMoveToPoint ctx self.bounds.size.width 0.10 self.bounds.size.width 0.48f CGContextAddLineToPoint..

Move UIScrollView when keyboard comes into place

http://stackoverflow.com/questions/8590636/move-uiscrollview-when-keyboard-comes-into-place

Detect if the user has touched the screen

http://stackoverflow.com/questions/9251174/detect-if-the-user-has-touched-the-screen

^ BOOL finished @end @implementation MyKindOfWindow @synthesize touchDelegate _touchDelegate id initWithFrame CGRect aRect if self super initWithFrame aRect _touchDelegate nil tenthPast 0 tenthTimer nil return self void startTimer NSLog @.. MyKindOfWindow @synthesize touchDelegate _touchDelegate id initWithFrame CGRect aRect if self super initWithFrame aRect _touchDelegate nil tenthPast 0 tenthTimer nil return self void startTimer NSLog @ starting timer tenthPast 0 if tenthTimer..