X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/219665bbc6d9f344573502ca4505ed4807a7ed52..cbe067603829728da8852282e895f25b2bccf732:/src/osx/cocoa/nonownedwnd.mm

diff --git a/src/osx/cocoa/nonownedwnd.mm b/src/osx/cocoa/nonownedwnd.mm
index c2af82be5d..df2a894952 100644
--- a/src/osx/cocoa/nonownedwnd.mm
+++ b/src/osx/cocoa/nonownedwnd.mm
@@ -644,7 +644,19 @@ void wxNonOwnedWindowCocoaImpl::SetTitle( const wxString& title, wxFontEncoding
 
 bool wxNonOwnedWindowCocoaImpl::IsMaximized() const
 {
-    return [m_macWindow isZoomed];
+    if (([m_macWindow styleMask] & NSResizableWindowMask) != 0)
+    {
+        return [m_macWindow isZoomed];
+    }
+    else
+    {
+        NSRect rectScreen = [[NSScreen mainScreen] visibleFrame];
+        NSRect rectWindow = [m_macWindow frame];
+        return (rectScreen.origin.x == rectWindow.origin.x &&
+                rectScreen.origin.y == rectWindow.origin.y &&
+                rectScreen.size.width == rectWindow.size.width &&
+                rectScreen.size.height == rectWindow.size.height);
+    }
 }
 
 bool wxNonOwnedWindowCocoaImpl::IsIconized() const