Initial commit

Code/Framework/AzQtComponents/Platform/Windows/AzQtComponents/Components/StyledDockWidget_Windows.cpp

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+/*
+* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
+* its licensors.
+*
+* For complete copyright and license terms please see the LICENSE at the root of this
+* distribution (the "License"). All use of this software is governed by the License,
+* or, if provided, by the license below or the license accompanying this file. Do not
+* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+*
+*/
+
+#include <AzCore/PlatformIncl.h>
+
+#include <QTimer>
+#include <QtWinExtras/QtWin>
+#include <QWidget>
+
+namespace AzQtComponents
+{
+    namespace Platform
+    {
+        void HandleFloatingWindow(QWidget* floatingWindow)
+        {
+            // Set the WS_EX_APPWINDOW flag on our floating window so that it can be minimized into the taskbar
+            // and will show up grouped with our application
+            HWND windowId = HWND(floatingWindow->winId());
+            QTimer::singleShot(0, [windowId] {
+                BOOL wasVisible = ::IsWindowVisible(windowId);
+                if (wasVisible)
+                {
+                    ::ShowWindow(windowId, SW_HIDE);
+                }
+                ::SetWindowLong(windowId, GWL_EXSTYLE, GetWindowLong(windowId, GWL_EXSTYLE) | WS_EX_APPWINDOW);
+                if (wasVisible)
+                {
+                    ::ShowWindow(windowId, SW_SHOW);
+                }
+            });
+        }
+
+        bool FloatingWindowsSupportMinimize()
+        {
+            return true;
+        }
+    }
+}