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-rw-r--r--win/tkWinWm.c25
1 files changed, 10 insertions, 15 deletions
diff --git a/win/tkWinWm.c b/win/tkWinWm.c
index dd81f47..8c3a4c8 100644
--- a/win/tkWinWm.c
+++ b/win/tkWinWm.c
@@ -12,7 +12,7 @@
* See the file "license.terms" for information on usage and redistribution
* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
- * RCS: @(#) $Id: tkWinWm.c,v 1.54.2.5 2004/09/10 20:51:07 hobbs Exp $
+ * RCS: @(#) $Id: tkWinWm.c,v 1.54.2.6 2004/09/13 22:54:51 hobbs Exp $
*/
#include "tkWinInt.h"
@@ -1190,7 +1190,6 @@ ReadIconFromFile(interp, fileName)
*/
if (lpIR == NULL && shgetfileinfoProc != NULL) {
SHFILEINFO sfiSM;
- SHFILEINFO sfi;
Tcl_DString ds, ds2;
DWORD *res;
CONST char *file;
@@ -1203,13 +1202,17 @@ ReadIconFromFile(interp, fileName)
sizeof(SHFILEINFO), SHGFI_SMALLICON|SHGFI_ICON);
if (res != 0) {
+ SHFILEINFO sfi;
+ int size;
+
Tcl_ResetResult(interp);
res = (*shgetfileinfoProc)(Tcl_DStringValue(&ds2), 0, &sfi,
sizeof(SHFILEINFO), SHGFI_ICON);
/* Account for extra icon, if necessary */
- lpIR = (BlockOfIconImagesPtr) ckalloc(sizeof(BlockOfIconImages)
- + (res != 0) ? sizeof(ICONIMAGE) : 0);
+ size = sizeof(BlockOfIconImages) +
+ ((res != 0) ? sizeof(ICONIMAGE) : 0);
+ lpIR = (BlockOfIconImagesPtr) ckalloc(size);
if (lpIR == NULL) {
if (res != 0) {
DestroyIcon(sfi.hIcon);
@@ -1218,28 +1221,20 @@ ReadIconFromFile(interp, fileName)
Tcl_DStringFree(&ds2);
return NULL;
}
+ ZeroMemory(lpIR, size);
- lpIR->nNumImages = (res != 0) ? 2 : 1;
+ lpIR->nNumImages = ((res != 0) ? 2 : 1);
lpIR->IconImages[0].Width = 16;
lpIR->IconImages[0].Height = 16;
lpIR->IconImages[0].Colors = 4;
lpIR->IconImages[0].hIcon = sfiSM.hIcon;
- /* These fields are ignored */
- lpIR->IconImages[0].lpBits = 0;
- lpIR->IconImages[0].dwNumBytes = 0;
- lpIR->IconImages[0].lpXOR = 0;
- lpIR->IconImages[0].lpAND = 0;
+ /* All other IconImages fields are ignored */
if (res != 0) {
lpIR->IconImages[1].Width = 32;
lpIR->IconImages[1].Height = 32;
lpIR->IconImages[1].Colors = 4;
lpIR->IconImages[1].hIcon = sfi.hIcon;
- /* These fields are ignored */
- lpIR->IconImages[1].lpBits = 0;
- lpIR->IconImages[1].dwNumBytes = 0;
- lpIR->IconImages[1].lpXOR = 0;
- lpIR->IconImages[1].lpAND = 0;
}
}
Tcl_DStringFree(&ds2);