Using Win32 functions in Visual FoxPro Image Gallery
Code examples:
Passing data records between VFP applications via the Clipboard
Pocket PC: System Registry Viewer
Reading STARTUPINFO structure for the current VFP session
Retrieving a universal form for the drive-based path for a network resource
Retrieving file information for the VFP executable running
Saving available locale records into a cursor
Starting an external application in VFP using WinExec
The window and its ancestors
Using IsChild() for testing ThisForm.ShowWindow property
Using Month Calendar Control (VFP9, Comctl32.dll)
Using the SetErrorMode for determining if a floppy drive is ready
Wininet last error description
Adding printer to the list of supported printers for the specified server
Comparing file times
Connecting a local device to a network resource
Converting characters in a URL into corresponding escape sequences and backwards
Copying strings through the global memory block
Current System information
Disabling mouse and keyboard input for the main VFP window (with the app still running)
DiskFreeSpace class
Enumerating network interfaces on the local computer
Enumerating print jobs and retrieving information for default printer (JOB_INFO_1 structures)
Enumerating printer drivers installed
GDI+: printing image file
The original LoadPicture() function in VFP returns valid handles to bitmaps, icons, cursors, and metafiles

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Before you begin:
Provide valid file names when calling this function.
DECLARE INTEGER GetObjectType IN gdi32 INTEGER h
#DEFINE OBJ_BITMAP    7
#DEFINE OBJ_METAFILE  9

LOCAL obj

* provide valid file names

= LoadObject("badge.bmp")
= LoadObject("BACKGRND.GIF")
= LoadObject("BD04956_.WMF")
= LoadObject("FILES10.ICO")
= LoadObject("H_POINT.CUR")

PROCEDURE LoadObject (lcFilename)
    LOCAL obj
    ? "Filename:", FULLPATH(lcFilename)

    IF FILE(lcFilename)
        obj = LoadPicture (lcFilename)
    ENDIF

    IF TYPE("obj") = "O"
        ? "Handle:", obj.handle
        ? "Handle type:", GetObjectType(obj.handle)
        ? "Width:", obj.width
        ? "Height:", obj.height
    ELSE
        ?? " -- not accessible"
    ENDIF
    ?


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640 bytes  
Created: 2002-03-31 14:09:12  
Modified: 2003-04-23 22:22:10  
Visits in 7 days: 21  
Listed functions:
GetObjectType
Printer friendly API declarations
My comment:
The LoadPicture() function (note this is a VFP function, not Win32 one) loads bitmap files as well as GIF and JPEG files, converting them into memory bitmaps. So after all you get valid bitmap handle -- no need to implement Win32-based algorithms for reading GIFs and JPEGs.
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