This function registers a callback function to be called whenever the user has changed a palette entry in the palette window.
Declaration:
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AT_ERRCOUNT ACCUAPI IG_GUI_palette_CB_register (
HWND hWndPalette,
LPFNIG_GUIPALETTE lpfnPalette,
LPVOID lpPrivate
);
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Arguments:
| hWndPalette | Handle of Palette window. |
| lpfnPalette | Far pointer to Palette callback function; called when palette changes. |
| lpPrivate | Far pointer to private data area (passed to callback function). |
Return Value:
Returns the number of ImageGear errors that occurred during this function call.
Supported Raster Image Formats:
This function does not process image pixels.
Sample:
Palette Edit
Example:
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LPFNIG_GUIPALETTE MyPaletteCBFunc; /* Declare type of callback func */ HWND hWndPalette; /* Global Palette window handle */ { static char cPrivate[200]; /* Private data area */ ... IG_GUI_palette_CB_register(hWndPalette, MyPaletteCBFunc, (LPVOID) &cPrivate); /* See also the example under LPFNIG_GUIPALETTE */ ... } |
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