Merge pull request #25836 from dan-masek:fix_win32_topmost_toggle

asmorkalov · web-flow · commit 34ed88d7fbde · 2024-07-01T10:30:23.000+03:00
Fix #25833: The correct way to disable top-most state is with HWND_NOTOPMOST, not HWND_TOP.
diff --git a/modules/highgui/src/window_w32.cpp b/modules/highgui/src/window_w32.cpp
@@ -681,7 +681,7 @@ void cvSetPropTopmost_W32(const char* name, const bool topmost)
 
 static bool setPropTopmost_(CvWindow& window, bool topmost)
 {
-    HWND flag    = topmost ? HWND_TOPMOST : HWND_TOP;
+    HWND flag    = topmost ? HWND_TOPMOST : HWND_NOTOPMOST;
     BOOL success = SetWindowPos(window.frame, flag, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE);
 
     if (!success)

Original file line number	Diff line number	Diff line change
`@@ -681,7 +681,7 @@ void cvSetPropTopmost_W32(const char* name, const bool topmost)`
`681`	`681`
`682`	`682`	`static bool setPropTopmost_(CvWindow& window, bool topmost)`
`683`	`683`	`{`
`684`		`- HWND flag = topmost ? HWND_TOPMOST : HWND_TOP;`
	`684`	`+ HWND flag = topmost ? HWND_TOPMOST : HWND_NOTOPMOST;`
`685`	`685`	`BOOL success = SetWindowPos(window.frame, flag, 0, 0, 0, 0, SWP_NOMOVE \| SWP_NOSIZE);`
`686`	`686`
`687`	`687`	`if (!success)`