Fix an issue with reading the Formxxx-Properties.

KlausLoeffelmann · KlausLoeffelmann · commit 83ca34e62bd6 · 2024-08-09T08:47:01.000-07:00
diff --git a/src/System.Windows.Forms/src/System/Windows/Forms/Form.cs b/src/System.Windows.Forms/src/System/Windows/Forms/Form.cs
@@ -2542,7 +2542,7 @@ private unsafe Color GetFormAttributeColorInternal(DWMWINDOWATTRIBUTE dmwWindowA
     {
         COLORREF colorRef;
 
-        PInvoke.DwmSetWindowAttribute(
+        PInvoke.DwmGetWindowAttribute(
             HWND,
             dmwWindowAttribute,
             &colorRef,

Original file line number	Diff line number	Diff line change
`@@ -2542,7 +2542,7 @@ private unsafe Color GetFormAttributeColorInternal(DWMWINDOWATTRIBUTE dmwWindowA`
`2542`	`2542`	`{`
`2543`	`2543`	`COLORREF colorRef;`
`2544`	`2544`
`2545`		`- PInvoke.DwmSetWindowAttribute(`
	`2545`	`+ PInvoke.DwmGetWindowAttribute(`
`2546`	`2546`	`HWND,`
`2547`	`2547`	`dmwWindowAttribute,`
`2548`	`2548`	`&colorRef,`