ImageGear for C and C++ on Windows v19.4 - Updated
IG_gui_load_page_dlg
API Reference Guide > GUI Component API Reference > GUI Component Functions Reference > Load Functions > IG_gui_load_page_dlg

Shows the file open dialog and returns the file name, the page number to load, and if the format is detected, it also returns the format identifier.

Declaration:

 
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BOOL ACCUAPI IG_gui_load_page_dlg (
        HWND hWnd, 
        LPCHAR lpTitle, 
        LPCHAR lpFileName, 
        UINT nFNameSize, 
        LPAT_MODE lpnFormatID, 
        LPUINT lpnPage
);

Arguments:

Name Type Description
hWnd HWND Handle of the parent window.
lpTitle LPCHAR Dialog title.
lpFileName LPCHAR Pointer to the file name buffer.
nFNameSize UINT File name buffer size.
lpnFormatID LPAT_MODE Format ID.
lpnPage LPUINT Image page number.

Return Value:

If the user specifies parameters and clicks the OK button, the return value is non-zero. If the user cancels or closes the dialog box or an error occurs, the return value is zero.

Supported Raster Image Formats:

All pixel formats supported by ImageGear for C and C++.

Sample:

Clipboard, Color, Image Processing, JPEG, Magnify, Medical, Memory IO, Palette Edit, Panning, Pixel Access, Poster, Print, Wipes, Annotation, Vector, Filters, ImageClean, ISIS, TWAIN

Example:

 
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#include "IG_gui_common.h"
IG_gui_load_page_dlg(hWnd, NULL, szFile, sizeof(szFile), NULL, &nPage);