Jump Lists, overlay icon, progress indicator, DWM.

Implemented the most widely used features and QML wrappers for them.

Change-Id: I0ac1b174b7f4eb355d097e71255e8d123141b369
Reviewed-by: Ivan Vizir <define-true-false@yandex.com>
Reviewed-by: Jake Petroules <jake.petroules@petroules.com>
Reviewed-by: Joerg Bornemann <joerg.bornemann@digia.com>
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@digia.com>

1 files changed, 130 insertions, 0 deletions

diff --git a/src/winextras/qwineventfilter.cpp b/src/winextras/qwineventfilter.cpp
new file mode 100644
index 0000000..20c4c35
--- /dev/null
+++ b/src/winextras/qwineventfilter.cpp
@@ -0,0 +1,130 @@
+/****************************************************************************
+ **
+ ** Copyright (C) 2013 Ivan Vizir <define-true-false@yandex.com>
+ ** Contact: http://www.qt-project.org/legal
+ **
+ ** This file is part of QtWinExtras in the Qt Toolkit.
+ **
+ ** $QT_BEGIN_LICENSE:LGPL$
+ ** Commercial License Usage
+ ** Licensees holding valid commercial Qt licenses may use this file in
+ ** accordance with the commercial license agreement provided with the
+ ** Software or, alternatively, in accordance with the terms contained in
+ ** a written agreement between you and Digia.  For licensing terms and
+ ** conditions see http://qt.digia.com/licensing.  For further information
+ ** use the contact form at http://qt.digia.com/contact-us.
+ **
+ ** GNU Lesser General Public License Usage
+ ** Alternatively, this file may be used under the terms of the GNU Lesser
+ ** General Public License version 2.1 as published by the Free Software
+ ** Foundation and appearing in the file LICENSE.LGPL included in the
+ ** packaging of this file.  Please review the following information to
+ ** ensure the GNU Lesser General Public License version 2.1 requirements
+ ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+ **
+ ** In addition, as a special exception, Digia gives you certain additional
+ ** rights.  These rights are described in the Digia Qt LGPL Exception
+ ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+ **
+ ** GNU General Public License Usage
+ ** Alternatively, this file may be used under the terms of the GNU
+ ** General Public License version 3.0 as published by the Free Software
+ ** Foundation and appearing in the file LICENSE.GPL included in the
+ ** packaging of this file.  Please review the following information to
+ ** ensure the GNU General Public License version 3.0 requirements will be
+ ** met: http://www.gnu.org/copyleft/gpl.html.
+ **
+ **
+ ** $QT_END_LICENSE$
+ **
+ ****************************************************************************/
+
+#include "qwineventfilter_p.h"
+#include "qwincolorizationcolorchangeevent.h"
+#include "qwincompositionstatechangeevent.h"
+#include "qwinthemechangeevent.h"
+#include "qwintaskbarbuttoncreatedevent.h"
+#include "qwinfunctions.h"
+#include <QGuiApplication>
+#include <QWindow>
+
+#ifndef WM_DWMCOLORIZATIONCOLORCHANGED
+#   define WM_DWMCOLORIZATIONCOLORCHANGED 0x0320
+#endif
+
+#ifndef WM_DWMCOMPOSITIONCHANGED
+#   define WM_DWMCOMPOSITIONCHANGED       0x031E
+#endif
+
+QWinEventFilter *QWinEventFilter::instance = 0;
+
+QWinEventFilter::QWinEventFilter() :
+    tbButtonCreatedMsgId(RegisterWindowMessageW(L"TaskbarButtonCreated"))
+{
+}
+
+QWinEventFilter::~QWinEventFilter()
+{
+    instance = 0;
+}
+
+bool QWinEventFilter::nativeEventFilter(const QByteArray &, void *message, long *result)
+{
+    MSG *msg = static_cast<MSG *>(message);
+    bool filterOut = false;
+
+    QEvent *event = 0;
+    QWindow *window = 0;
+    switch (msg->message) {
+    case WM_DWMCOLORIZATIONCOLORCHANGED :
+        event = new QWinColorizationColorChangeEvent(msg->wParam, msg->lParam);
+        break;
+    case WM_DWMCOMPOSITIONCHANGED :
+        event = new QWinCompositionStateChangeEvent(QWinExtras::isCompositionEnabled());
+        break;
+    case WM_THEMECHANGED :
+        event = new QWinThemeChangeEvent();
+        break;
+    default :
+        if (tbButtonCreatedMsgId == msg->message) {
+            event = new QWinTaskbarButtonCreatedEvent;
+            filterOut = true;
+        }
+        break;
+    }
+
+    if (event) {
+        window = findWindow(msg->hwnd);
+        if (window)
+            qApp->sendEvent(window, event);
+        else
+            delete event;
+    }
+
+    if (filterOut && result) {
+        *result = 0;
+    }
+
+    return filterOut;
+}
+
+void QWinEventFilter::setup()
+{
+    if (!instance) {
+        instance = new QWinEventFilter;
+        qApp->installNativeEventFilter(instance);
+    }
+}
+
+QWindow *QWinEventFilter::findWindow(HWND handle)
+{
+    QWindow *w = 0;
+    QWindowList list = qApp->topLevelWindows();
+    for (int i = 0; i < list.size(); i++) {
+        if (list.at(i)->winId() == reinterpret_cast<WId>(handle)) {
+            w = list.at(i);
+            break;
+        }
+    }
+    return w;
+}