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Diffstat (limited to 'win/tkWinButton.c')
-rw-r--r--win/tkWinButton.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/win/tkWinButton.c b/win/tkWinButton.c
index 9cd13a7..f4039cf 100644
--- a/win/tkWinButton.c
+++ b/win/tkWinButton.c
@@ -127,7 +127,7 @@ InitBoxes(void)
HRSRC hrsrc;
HGLOBAL hblk;
LPBITMAPINFOHEADER newBitmap;
- DWORD size;
+ size_t size;
ThreadSpecificData *tsdPtr = (ThreadSpecificData *)
Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData));
@@ -146,8 +146,9 @@ InitBoxes(void)
if (tsdPtr->boxesPtr != NULL && !(tsdPtr->boxesPtr->biWidth % 4)
&& !(tsdPtr->boxesPtr->biHeight % 2)) {
- size = tsdPtr->boxesPtr->biSize + (1 << tsdPtr->boxesPtr->biBitCount)
- * sizeof(RGBQUAD) + tsdPtr->boxesPtr->biSizeImage;
+ size = tsdPtr->boxesPtr->biSize
+ + (sizeof(RGBQUAD) << tsdPtr->boxesPtr->biBitCount)
+ + tsdPtr->boxesPtr->biSizeImage;
newBitmap = ckalloc(size);
memcpy(newBitmap, tsdPtr->boxesPtr, size);
tsdPtr->boxesPtr = newBitmap;
@@ -156,7 +157,7 @@ InitBoxes(void)
tsdPtr->boxesPalette = (DWORD*) (((LPSTR) tsdPtr->boxesPtr)
+ tsdPtr->boxesPtr->biSize);
tsdPtr->boxesBits = ((LPSTR) tsdPtr->boxesPalette)
- + ((1 << tsdPtr->boxesPtr->biBitCount) * sizeof(RGBQUAD));
+ + (sizeof(RGBQUAD) << tsdPtr->boxesPtr->biBitCount);
} else {
tsdPtr->boxesPtr = NULL;
}
@@ -433,7 +434,7 @@ TkpDisplayButton(
* Display image or bitmap or text for button.
*/
- if (butPtr->image != None) {
+ if (butPtr->image != NULL) {
Tk_SizeOfImage(butPtr->image, &width, &height);
haveImage = 1;
} else if (butPtr->bitmap != None) {