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2014/10/15 ¤U¤È 10:03:55

iphone Programming Glossary: arect.size.height

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

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..

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

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 Grab the first..

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

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..

Move UIScrollView when keyboard comes into place

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

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..

PDF to image creation in ios

http://stackoverflow.com/questions/8652472/pdf-to-image-creation-in-ios

pdf i 1 aRect CGPDFPageGetBoxRect myPageRef kCGPDFCropBox UIGraphicsBeginImageContext CGSizeMake 383 383 aRect.size.height aRect.size.width CGContextRef context UIGraphicsGetCurrentContext UIImage thumbnailImage thumbnailImage UIImage alloc init.. UIImage thumbnailImage thumbnailImage UIImage alloc init CGContextSaveGState context CGContextTranslateCTM context 0.0 aRect.size.height CGContextScaleCTM context 1.0 1.0 CGContextSetGrayFillColor context 1.0 1.0 CGContextFillRect context aRect Grab the PDF..