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Re: off screen drawing with cocoa
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Re: off screen drawing with cocoa


  • Subject: Re: off screen drawing with cocoa
  • From: Warwick Hall <email@hidden>
  • Date: Tue, 24 Apr 2007 18:43:44 +1000


ok, so i create an NSWindow, and set the content view to the WebView.

exception is still thrown, because the defer is YES on the window, so I change that to NO.

then if you look at my previous code, i had a NSGraphicsContext created in the main() function using the NSDictionary attribute approach. Well, another exception is thrown saying invalid graphics context, so i change it to the graphics context for the NSWindow.

Now, when i run it, it runs without exception, a postscript file is created with the size (300.0, 500.0), but it is blank! all that trouble and it comes up blank?!?!?!

please help! here is the modified code snipbit...

--BEGIN--
NSWindow * theWindow =
[[NSWindow alloc] initWithContentRect : NSMakeRect( 0.0, 0.0, 300.0, 500.0 )
styleMask : NSBorderlessWindowMask
backing : NSBackingStoreNonretained
defer : NO
screen : nil];
[NSGraphicsContext setCurrentContext : [NSGraphicsContext graphicsContextWithWindow : theWindow]];


WebView * webView =
[[WebView alloc] initWithFrame : NSMakeRect( 0.0, 0.0, 300.0, 500.0 )
frameName : nil
groupName : nil];


  [theWindow setContentView : webView];

  [webView lockFocus];
  [[webView mainFrame] loadHTMLString : theHtml baseURL : nil ];
  [webView unlockFocus];
--END--

warwick

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  • Follow-Ups:
    • Re: off screen drawing with cocoa
      • From: Half Activist <email@hidden>
    • Re: off screen drawing with cocoa
      • From: Andrew Farmer <email@hidden>
References: 
 >off screen drawing with cocoa (From: Warwick Hall <email@hidden>)
 >Re: off screen drawing with cocoa (From: Nick Zitzmann <email@hidden>)
 >Re: off screen drawing with cocoa (From: Warwick Hall <email@hidden>)
 >Re: off screen drawing with cocoa (From: Half Activist <email@hidden>)
 >Re: off screen drawing with cocoa (From: Michael Watson <email@hidden>)

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