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2014/10/15 ¤U¤È 10:11:00
iphone Programming Glossary: leftinsetUITextField custom background view and shifting text http://stackoverflow.com/questions/1864487/uitextfield-custom-background-view-and-shifting-text can be used to display an icon but if it's an empty view it'll just take up space which is what you want. CGFloat leftInset 5.0f UIView leftView UIView alloc initWithFrame CGRectMake 0.0f 0.0f leftInset self.bounds.size.height self.leftView leftView.. space which is what you want. CGFloat leftInset 5.0f UIView leftView UIView alloc initWithFrame CGRectMake 0.0f 0.0f leftInset self.bounds.size.height self.leftView leftView self.leftViewMode UITextFieldViewModeAlways leftView release share improve..
laying out images in UIScrollView automatically http://stackoverflow.com/questions/6488169/laying-out-images-in-uiscrollview-automatically Something like this where i is the image number starting from 0 CGPoint getImageOrigin NSInteger imageNumber CGFloat leftInset 30 CGFloat xOffsetBetweenOrigins 80 CGFloat topInset 20 CGFloat yOffsetBetweenOrigins 80 int numPerRow 3 CGFloat x leftInset.. 30 CGFloat xOffsetBetweenOrigins 80 CGFloat topInset 20 CGFloat yOffsetBetweenOrigins 80 int numPerRow 3 CGFloat x leftInset xOffsetBetweenOrigins imageNumber numPerRow CGFloat y topInset yOffsetBetweenOrigins floorf imageNumber numPerRow CGPoint.. left corner of each image. To calculate the x value I start with the minimum distance from the left side of the screen leftInset . Then I add the distance from the left side of one image to the next image multiplied by the column imageNumber numPerRow..
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