clipboard

(cherry picked from commit 3f5c0e26e0f8b6876c3fb4d3822df49c748b2eea)

src/gui/kernel/qapplication.cpp

@@ -544,7 +544,7 @@ FontHash *qt_app_fonts_hash()
 QWidgetList *QApplicationPrivate::popupWidgets = 0;        // has keyboard input focus
 
 QDesktopWidget *qt_desktopWidget = 0;                // root window widgets
-#ifndef QT_NO_CLIPBOARD
+#if !defined(Q_WS_QPA) && !defined(QT_NO_CLIPBOARD)
 QClipboard              *qt_clipboard = 0;        // global clipboard object
 #endif
 QWidgetList * qt_modal_stack=0;                // stack of modal widgets
@@ -1084,7 +1084,7 @@ QApplication::~QApplication()
 {
     Q_D(QApplication);
 
-#ifndef QT_NO_CLIPBOARD
+#if !defined(Q_WS_QPA) && !defined(QT_NO_CLIPBOARD)
     // flush clipboard contents
     if (qt_clipboard) {
         QEvent event(QEvent::Clipboard);
@@ -1099,8 +1099,10 @@ QApplication::~QApplication()
     d->toolTipWakeUp.stop();
     d->toolTipFallAsleep.stop();
 
+#if !defined(Q_WS_QPA)
     d->eventDispatcher->closingDown();
     d->eventDispatcher = 0;
+#endif
     QApplicationPrivate::is_app_closing = true;
     QApplicationPrivate::is_app_running = false;
 
@@ -1122,7 +1124,7 @@ QApplication::~QApplication()
     delete qt_desktopWidget;
     qt_desktopWidget = 0;
 
-#ifndef QT_NO_CLIPBOARD
+#if !defined(Q_WS_QPA) && !defined(QT_NO_CLIPBOARD)
     delete qt_clipboard;
     qt_clipboard = 0;
 #endif
@@ -3258,7 +3260,7 @@ QDesktopWidget *QApplication::desktop()
     return qt_desktopWidget;
 }
 
-#ifndef QT_NO_CLIPBOARD
+#if !defined(Q_WS_QPA) && !defined(QT_NO_CLIPBOARD)
 /*!
     Returns a pointer to the application global clipboard.
 
@@ -3276,8 +3278,7 @@ QClipboard *QApplication::clipboard()
     }
     return qt_clipboard;
 }
-#endif // QT_NO_CLIPBOARD
-
+#endif // Q_WS_QPA && QT_NO_CLIPBOARD
 /*!
     Sets whether Qt should use the system's standard colors, fonts, etc., to
     \a on. By default, this is true.

src/gui/kernel/qapplication.h

@@ -188,7 +188,7 @@ public:
 
     static QWidget *activePopupWidget();
     static QWidget *activeModalWidget();
-#ifndef QT_NO_CLIPBOARD
+#if !defined(Q_WS_QPA) && !defined(QT_NO_CLIPBOARD)
     static QClipboard *clipboard();
 #endif
     static QWidget *focusWidget();

src/gui/kernel/qclipboard.h

@@ -109,6 +109,7 @@ protected:
 
     friend class QApplication;
     friend class QApplicationPrivate;
+    friend class QGuiApplication;
     friend class QBaseApplication;
     friend class QDragManager;
     friend class QMimeSource;

src/gui/kernel/qguiapplication_qpa.cpp

@@ -46,6 +46,7 @@
 #include "private/qevent_p.h"
 
 #include <QtCore/private/qcoreapplication_p.h>
+#include <QtCore/private/qabstracteventdispatcher_p.h>
 #include <QtDebug>
 
 #include <QtGui/QPlatformIntegration>
@@ -54,6 +55,10 @@
 #include <QWindowSystemInterface>
 #include "private/qwindowsysteminterface_qpa_p.h"
 
+#ifndef QT_NO_CLIPBOARD
+#include <QtGui/QClipboard>
+#endif
+
 QT_BEGIN_NAMESPACE
 
 Qt::MouseButtons QGuiApplicationPrivate::mouse_buttons = Qt::NoButton;
@@ -83,6 +88,10 @@ int QGuiApplicationPrivate::mouse_double_click_distance = 5;
 
 QGuiApplicationPrivate *QGuiApplicationPrivate::self = 0;
 
+#ifndef QT_NO_CLIPBOARD
+QClipboard *QGuiApplicationPrivate::qt_clipboard = 0;
+#endif
+
 QGuiApplication::QGuiApplication(int &argc, char **argv, int flags)
     : QCoreApplication(*new QGuiApplicationPrivate(argc, argv, flags))
 {
@@ -97,6 +106,18 @@ QGuiApplication::QGuiApplication(QGuiApplicationPrivate &p)
 
 QGuiApplication::~QGuiApplication()
 {
+    Q_D(QGuiApplication);
+    // flush clipboard contents
+    if (QGuiApplicationPrivate::qt_clipboard) {
+        QEvent event(QEvent::Clipboard);
+        QApplication::sendEvent(QGuiApplicationPrivate::qt_clipboard, &event);
+    }
+
+    d->eventDispatcher->closingDown();
+    d->eventDispatcher = 0;
+
+    delete QGuiApplicationPrivate::qt_clipboard;
+    QGuiApplicationPrivate::qt_clipboard = 0;
 }
 
 QGuiApplicationPrivate::QGuiApplicationPrivate(int &argc, char **argv, int flags)
@@ -703,5 +724,19 @@ void QGuiApplicationPrivate::reportAvailableGeometryChange(
 #endif
 }
 
+#ifndef QT_NO_CLIPBOARD
+QClipboard * QGuiApplication::clipboard()
+{
+    if (QGuiApplicationPrivate::qt_clipboard == 0) {
+        if (!qApp) {
+            qWarning("QApplication: Must construct a QApplication before accessing a QClipboard");
+            return 0;
+        }
+        QGuiApplicationPrivate::qt_clipboard = new QClipboard(0);
+    }
+    return QGuiApplicationPrivate::qt_clipboard;
+}
+#endif
+
 
 QT_END_NAMESPACE

src/gui/kernel/qguiapplication_qpa.h

@@ -79,10 +79,10 @@ public:
     static QFont font(const char *className);
     static void setFont(const QFont &, const char* className = 0);
     static QFontMetrics fontMetrics();
+#endif
 
 #ifndef QT_NO_CLIPBOARD
     static QClipboard *clipboard();
-#endif
 #endif
 
     static Qt::KeyboardModifiers keyboardModifiers();

src/gui/kernel/qguiapplication_qpa_p.h

@@ -114,6 +114,9 @@ public:
     static int mousePressY;
     static int mouse_double_click_distance;
 
+#ifndef QT_NO_CLIPBOARD
+    static QClipboard *qt_clipboard;
+#endif
 private:
     void init();