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2014/10/15 ¤U¤È 10:06:45
iphone Programming Glossary: dimUIToolbar UIBarButtonItem with both image and title has very dim text http://stackoverflow.com/questions/1533238/uitoolbar-uibarbuttonitem-with-both-image-and-title-has-very-dim-text UIBarButtonItem with both image and title has very dim text My iPhone view adds some custom buttons to its toolbar. Each button has both an image and textual title and is created.. target self action @selector fooButtonPressed fooButton.title @ Foo The title's text displays very dim it looks like it has an alpha of about 0.5. If I use the default UIToolBar barStyle I can't read the text at all. When using.. barStyle I can't read the text at all. When using UIBarStyleBlack I can read the text but it still looks very dim. I also tried initWithTitle and then set the image property the results are identical. Is there a way to brighten up the..
Showing an alert in an iPhone top-level exception handler http://stackoverflow.com/questions/1787254/showing-an-alert-in-an-iphone-top-level-exception-handler . If I single step in the debugger I can see that the exception handler is called and I can see the current screen dim as if it's going to display the alert in front of it but nothing appears. Outside of the debugger the app just quits immediately.. is about to quit control doesn't return to the run loop so the alert is never displayed. That's why you see the screen dim the alert level UIWindow is immediately added by show but the alert doesn't appear that would happen in the run loop . If..
Dim iPhone Screen, but don't let it sleep http://stackoverflow.com/questions/1961783/dim-iphone-screen-but-dont-let-it-sleep well. However my question is can I somehow disable the iPhone from going to sleep while still allowing the screen to dim Or perhaps dim the screen myself in the app as to save battery power I definitely don't want the iPhone sleeping but I'd.. my question is can I somehow disable the iPhone from going to sleep while still allowing the screen to dim Or perhaps dim the screen myself in the app as to save battery power I definitely don't want the iPhone sleeping but I'd also like to be.. battery power I definitely don't want the iPhone sleeping but I'd also like to be user friendly battery friendly and dim the screen. You know like how you can set the iPhone to dim the screen X seconds before it goes to sleep. Is there an effective..
Presenting an image cropping interface http://stackoverflow.com/questions/2679937/presenting-an-image-cropping-interface going about things the hard way. My goal is pretty much what the Tapbots duo have done with Pastebot. In that app they dim the source image but provide a movable and resizable cropping view and the image you're cropping is in a zoomable scrollview..
How to draw a color wheel in objective-c http://stackoverflow.com/questions/5108921/how-to-draw-a-color-wheel-in-objective-c can use getColorWheelValue to handle user input clicks touches at a given coordinate . void drawRect CGRect rect int dim self.bounds.size.width should always be square. bitmapData CFDataCreateMutable NULL 0 CFDataSetLength bitmapData dim dim.. dim self.bounds.size.width should always be square. bitmapData CFDataCreateMutable NULL 0 CFDataSetLength bitmapData dim dim 4 generateColorWheelBitmap CFDataGetMutableBytePtr bitmapData dim luminance UIImage image createUIImageWithRGBAData.. self.bounds.size.width should always be square. bitmapData CFDataCreateMutable NULL 0 CFDataSetLength bitmapData dim dim 4 generateColorWheelBitmap CFDataGetMutableBytePtr bitmapData dim luminance UIImage image createUIImageWithRGBAData bitmapData..
Locking the Fields in MFMailComposeViewController http://stackoverflow.com/questions/6284599/locking-the-fields-in-mfmailcomposeviewcontroller stopAnimating spinner removeFromSuperview spinner release The final results are shown below. The screen appears to dim a bit kind of like when an UIAlert is shown . It shows a message saying its being sent and then brightens back up when the..
http://stackoverflow.com/questions/8234981/make-the-iphone-screen-dim iPhone doesn't auto lock using UIApplication sharedApplication setIdleTimerDisabled YES But how do I make the screen dim after a certain amount of time Thanks... EDIT Think I've found a solution myself Use this method in your view controller.. a certain amount of time Thanks... EDIT Think I've found a solution myself Use this method in your view controller to dim by adding a black view with 50 alpha. Make sure to set userInteractionEnabled NO to pass events to underlying views. IBAction.. a black view with 50 alpha. Make sure to set userInteractionEnabled NO to pass events to underlying views. IBAction dim id sender UIView dimView UIView alloc initWithFrame CGRectMake 0 0 320 460 dimView.backgroundColor UIColor blackColor dimView.alpha..
UILabel inside a UIToolbar using IB is invisible on run, how fix? http://stackoverflow.com/questions/946496/uilabel-inside-a-uitoolbar-using-ib-is-invisible-on-run-how-fix
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