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lightning-sunbird  0.9+nobinonly
nsRegionOS2.h
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00001 /* ***** BEGIN LICENSE BLOCK *****
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00014  * The Original Code is mozilla.org code.
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00016  * The Initial Developer of the Original Code is
00017  * Dainis Jonitis, <Dainis_Jonitis@swh-t.lv>.
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00036 
00037 
00038 #ifndef _nsRegionOS2_h
00039 #define _nsRegionOS2_h
00040 
00041 #include "nsRegionImpl.h"
00042 
00043 
00044 class nsRegionOS2 : public nsRegionImpl
00045 {
00046   PRUint32 NumOfRects (HPS aPS, HRGN aRegion) const;
00047 
00048 public:
00049   nsRegionOS2 ();
00050 
00051   NS_DECL_ISUPPORTS
00052 
00053   NS_IMETHOD GetNativeRegion(void *&aRegion) const;    // Don't use this on OS/2 - Use GetHRGN () instead
00054  
00055   // OS/2 specific
00056   // get region in widget's coord space for given device
00057   HRGN GetHRGN (PRUint32 ulHeight, HPS hps);
00058 
00059   // copy from another region defined in aWidget's space for a given device
00060   nsresult InitWithHRGN (HRGN copy, PRUint32 ulHeight, HPS hps);
00061 };
00062 
00063 #endif