lokdialog: Mouse events for dialog floating child windows

Change-Id: I06a081835d246f752e57f8cc289162ed31fc91d4

11 files changed, 271 insertions, 1 deletions

diff --git a/desktop/source/lib/init.cxx b/desktop/source/lib/init.cxx
index 66f340f71df5..8f582b639c69 100644
--- a/desktop/source/lib/init.cxx
+++ b/desktop/source/lib/init.cxx
@@ -583,6 +583,14 @@ static void doc_postDialogMouseEvent (LibreOfficeKitDocument* pThis,
                                       int nCount,
                                       int nButtons,
                                       int nModifier);
+static void doc_postDialogChildMouseEvent (LibreOfficeKitDocument* pThis,
+                                           const char* pDialogId,
+                                           int nType,
+                                           int nX,
+                                           int nY,
+                                           int nCount,
+                                           int nButtons,
+                                           int nModifier);
 static void doc_postUnoCommand(LibreOfficeKitDocument* pThis,
                                const char* pCommand,
                                const char* pArguments,
@@ -655,6 +663,7 @@ LibLODocument_Impl::LibLODocument_Impl(const uno::Reference <css::lang::XCompone
         m_pDocumentClass->postDialogKeyEvent = doc_postDialogKeyEvent;
         m_pDocumentClass->postMouseEvent = doc_postMouseEvent;
         m_pDocumentClass->postDialogMouseEvent = doc_postDialogMouseEvent;
+        m_pDocumentClass->postDialogChildMouseEvent = doc_postDialogChildMouseEvent;
         m_pDocumentClass->postUnoCommand = doc_postUnoCommand;
         m_pDocumentClass->setTextSelection = doc_setTextSelection;
         m_pDocumentClass->getTextSelection = doc_getTextSelection;
@@ -2312,6 +2321,21 @@ static void doc_postDialogMouseEvent(LibreOfficeKitDocument* pThis, const char*
     pDoc->postDialogMouseEvent(aDialogID, nType, nX, nY, nCount, nButtons, nModifier);
 }
 
+static void doc_postDialogChildMouseEvent(LibreOfficeKitDocument* pThis, const char* pDialogId, int nType, int nX, int nY, int nCount, int nButtons, int nModifier)
+{
+    SolarMutexGuard aGuard;
+
+    IDialogRenderable* pDoc = getDialogRenderable(pThis);
+    if (!pDoc)
+    {
+        gImpl->maLastExceptionMsg = "Document doesn't support dialog rendering";
+        return;
+    }
+
+    vcl::DialogID aDialogID = OUString::createFromAscii(pDialogId);
+    pDoc->postDialogChildMouseEvent(aDialogID, nType, nX, nY, nCount, nButtons, nModifier);
+}
+
 static void doc_setTextSelection(LibreOfficeKitDocument* pThis, int nType, int nX, int nY)
 {
     SolarMutexGuard aGuard;
diff --git a/include/LibreOfficeKit/LibreOfficeKit.h b/include/LibreOfficeKit/LibreOfficeKit.h
index 52a77407d52f..043c42041af4 100644
--- a/include/LibreOfficeKit/LibreOfficeKit.h
+++ b/include/LibreOfficeKit/LibreOfficeKit.h
@@ -274,6 +274,16 @@ struct _LibreOfficeKitDocumentClass
                                   int nButtons,
                                   int nModifier);
 
+        /// WIP
+    void (*postDialogChildMouseEvent) (LibreOfficeKitDocument* pThis,
+                                       const char* pDialogId,
+                                       int nType,
+                                       int nX,
+                                       int nY,
+                                       int nCount,
+                                       int nButtons,
+                                       int nModifier);
+
 #endif // defined LOK_USE_UNSTABLE_API || defined LIBO_INTERNAL_ONLY
 };
 
diff --git a/include/vcl/IDialogRenderable.hxx b/include/vcl/IDialogRenderable.hxx
index 351839e46d02..561f910987c6 100644
--- a/include/vcl/IDialogRenderable.hxx
+++ b/include/vcl/IDialogRenderable.hxx
@@ -42,6 +42,9 @@ public:
     virtual void postDialogMouseEvent(const DialogID& rDialogID, int nType, int nX, int nY,
                                       int nCount, int nButtons, int nModifier) = 0;
 
+    virtual void postDialogChildMouseEvent(const DialogID& rDialogID, int nType, int nX, int nY,
+                                           int nCount, int nButtons, int nModifier) = 0;
+
     // Callbacks
     virtual void notifyDialogInvalidation(const DialogID& rDialogID) = 0;
 
diff --git a/include/vcl/dialog.hxx b/include/vcl/dialog.hxx
index fe500b470cf5..6a92883fa8e7 100644
--- a/include/vcl/dialog.hxx
+++ b/include/vcl/dialog.hxx
@@ -80,6 +80,9 @@ public:
     void LogicMouseButtonDown(const MouseEvent& rMouseEvent);
     void LogicMouseButtonUp(const MouseEvent& rMouseEvent);
     void LogicMouseMove(const MouseEvent& rMouseEvent);
+    void LogicMouseButtonDownChild(const MouseEvent& rMouseEvent);
+    void LogicMouseButtonUpChild(const MouseEvent& rMouseEvent);
+    void LogicMouseMoveChild(const MouseEvent& rMouseEvent);
 
     void LOKKeyInput(const KeyEvent& rKeyEvent);
     void LOKKeyUp(const KeyEvent& rKeyEvent);
diff --git a/include/vcl/floatwin.hxx b/include/vcl/floatwin.hxx
index 680cc13131af..da69f7b9cbe7 100644
--- a/include/vcl/floatwin.hxx
+++ b/include/vcl/floatwin.hxx
@@ -129,6 +129,7 @@ public:
     SAL_DLLPRIVATE Rectangle&       ImplGetItemEdgeClipRect();
     SAL_DLLPRIVATE bool             ImplIsInPrivatePopupMode() const { return mbInPopupMode; }
     virtual        void             doDeferredInit(WinBits nBits) override;
+    virtual        void    LogicInvalidate(const Rectangle* pRectangle) override;
 
 public:
     explicit        FloatingWindow(vcl::Window* pParent, WinBits nStyle);
diff --git a/libreofficekit/qa/gtktiledviewer/gtv-lok-dialog.cxx b/libreofficekit/qa/gtktiledviewer/gtv-lok-dialog.cxx
index e37f9f274062..1149f50230b6 100644
--- a/libreofficekit/qa/gtktiledviewer/gtv-lok-dialog.cxx
+++ b/libreofficekit/qa/gtktiledviewer/gtv-lok-dialog.cxx
@@ -34,11 +34,18 @@ struct GtvLokDialogPrivate
     GtkWidget* pDialogDrawingArea;
     GtkWidget* pFloatingWin;
 
+    // state for dialog
     guint32 m_nLastButtonPressTime;
     guint32 m_nLastButtonReleaseTime;
     guint32 m_nKeyModifier;
     guint32 m_nLastButtonPressed;
 
+    // state for child floating windows
+    guint32 m_nChildLastButtonPressTime;
+    guint32 m_nChildLastButtonReleaseTime;
+    guint32 m_nChildKeyModifier;
+    guint32 m_nChildLastButtonPressed;
+
     gchar* dialogid;
 };
 
@@ -462,6 +469,115 @@ gtv_lok_dialog_invalidate(GtvLokDialog* dialog)
     gtk_widget_queue_draw(priv->pDialogDrawingArea);
 }
 
+static gboolean
+gtv_lok_dialog_floating_win_signal_button(GtkWidget* /*pDialogChildDrawingArea*/, GdkEventButton* pEvent, gpointer userdata)
+{
+    GtvLokDialog* pDialog = GTV_LOK_DIALOG(userdata);
+    GtvLokDialogPrivate* priv = getPrivate(pDialog);
+
+    GtvApplicationWindow* window = GTV_APPLICATION_WINDOW(gtk_window_get_transient_for(GTK_WINDOW(pDialog)));
+    LibreOfficeKitDocument* pDocument = lok_doc_view_get_document(LOK_DOC_VIEW(window->lokdocview));
+
+    g_info("lok_dialog_floating_win_signal_button: %d, %d (in twips: %d, %d)",
+           (int)pEvent->x, (int)pEvent->y,
+           (int)pixelToTwip(pEvent->x),
+           (int)pixelToTwip(pEvent->y));
+
+    switch (pEvent->type)
+    {
+    case GDK_BUTTON_PRESS:
+    {
+        int nCount = 1;
+        if ((pEvent->time - priv->m_nChildLastButtonPressTime) < 250)
+            nCount++;
+        priv->m_nChildLastButtonPressTime = pEvent->time;
+        int nEventButton = 0;
+        switch (pEvent->button)
+        {
+        case 1:
+            nEventButton = MOUSE_LEFT;
+            break;
+        case 2:
+            nEventButton = MOUSE_MIDDLE;
+            break;
+        case 3:
+            nEventButton = MOUSE_RIGHT;
+            break;
+        }
+        priv->m_nChildLastButtonPressed = nEventButton;
+        pDocument->pClass->postDialogChildMouseEvent(pDocument,
+                                                priv->dialogid,
+                                                LOK_MOUSEEVENT_MOUSEBUTTONDOWN,
+                                                (pEvent->x),
+                                                (pEvent->y),
+                                                nCount,
+                                                nEventButton,
+                                                priv->m_nChildKeyModifier);
+
+        break;
+    }
+    case GDK_BUTTON_RELEASE:
+    {
+        int nCount = 1;
+        if ((pEvent->time - priv->m_nChildLastButtonReleaseTime) < 250)
+            nCount++;
+        priv->m_nChildLastButtonReleaseTime = pEvent->time;
+        int nEventButton = 0;
+        switch (pEvent->button)
+        {
+        case 1:
+            nEventButton = MOUSE_LEFT;
+            break;
+        case 2:
+            nEventButton = MOUSE_MIDDLE;
+            break;
+        case 3:
+            nEventButton = MOUSE_RIGHT;
+            break;
+        }
+        priv->m_nChildLastButtonPressed = nEventButton;
+        pDocument->pClass->postDialogChildMouseEvent(pDocument,
+                                                     priv->dialogid,
+                                                     LOK_MOUSEEVENT_MOUSEBUTTONUP,
+                                                     (pEvent->x),
+                                                     (pEvent->y),
+                                                     nCount,
+                                                     nEventButton,
+                                                     priv->m_nChildKeyModifier);
+        break;
+    }
+    default:
+        break;
+    }
+    return FALSE;
+}
+
+static gboolean
+gtv_lok_dialog_floating_win_signal_motion(GtkWidget* /*pDialogDrawingArea*/, GdkEventButton* pEvent, gpointer userdata)
+{
+    GtvLokDialog* pDialog = GTV_LOK_DIALOG(userdata);
+    GtvLokDialogPrivate* priv = getPrivate(pDialog);
+
+    GtvApplicationWindow* window = GTV_APPLICATION_WINDOW(gtk_window_get_transient_for(GTK_WINDOW(pDialog)));
+    LibreOfficeKitDocument* pDocument = lok_doc_view_get_document(LOK_DOC_VIEW(window->lokdocview));
+
+    g_info("lok_dialog_floating_win_signal_motion: %d, %d (in twips: %d, %d)",
+           (int)pEvent->x, (int)pEvent->y,
+           (int)pixelToTwip(pEvent->x),
+           (int)pixelToTwip(pEvent->y));
+
+    pDocument->pClass->postDialogChildMouseEvent(pDocument,
+                                                 priv->dialogid,
+                                                 LOK_MOUSEEVENT_MOUSEMOVE,
+                                                 (pEvent->x),
+                                                 (pEvent->y),
+                                                 1,
+                                                 priv->m_nChildLastButtonPressed,
+                                                 priv->m_nChildKeyModifier);
+
+    return FALSE;
+}
+
 void gtv_lok_dialog_child_invalidate(GtvLokDialog* dialog, int nX, int nY)
 {
     g_info("Dialog's floating window invalidate");
@@ -477,7 +593,17 @@ void gtv_lok_dialog_child_invalidate(GtvLokDialog* dialog, int nX, int nY)
 
     gtk_window_set_transient_for(GTK_WINDOW(priv->pFloatingWin), GTK_WINDOW(dialog));
     gtk_window_set_destroy_with_parent(GTK_WINDOW(priv->pFloatingWin), true);
+
+    gtk_widget_add_events(pDrawingArea,
+                          GDK_BUTTON_PRESS_MASK
+                          |GDK_POINTER_MOTION_MASK
+                          |GDK_BUTTON_RELEASE_MASK
+                          |GDK_BUTTON_MOTION_MASK);
+
     g_signal_connect(G_OBJECT(pDrawingArea), "draw", G_CALLBACK(gtv_lok_dialog_floating_win_draw), dialog);
+    g_signal_connect(G_OBJECT(pDrawingArea), "button-press-event", G_CALLBACK(gtv_lok_dialog_floating_win_signal_button), dialog);
+    g_signal_connect(G_OBJECT(pDrawingArea), "button-release-event", G_CALLBACK(gtv_lok_dialog_floating_win_signal_button), dialog);
+    g_signal_connect(G_OBJECT(pDrawingArea), "motion-notify-event", G_CALLBACK(gtv_lok_dialog_floating_win_signal_motion), dialog);
 
     gtk_widget_set_size_request(priv->pFloatingWin, 1, 1);
     gtk_window_set_type_hint(GTK_WINDOW(priv->pFloatingWin), GDK_WINDOW_TYPE_HINT_POPUP_MENU);
@@ -485,6 +611,7 @@ void gtv_lok_dialog_child_invalidate(GtvLokDialog* dialog, int nX, int nY)
 
     gtk_widget_show_all(priv->pFloatingWin);
     gtk_window_present(GTK_WINDOW(priv->pFloatingWin));
+    gtk_widget_grab_focus(pDrawingArea);
 
     // Get the root coords of our new floating window
     GdkWindow* pGdkWin = gtk_widget_get_window(GTK_WIDGET(dialog));
diff --git a/sw/inc/unotxdoc.hxx b/sw/inc/unotxdoc.hxx
index 8dbe8584a49b..f80d090273c6 100644
--- a/sw/inc/unotxdoc.hxx
+++ b/sw/inc/unotxdoc.hxx
@@ -460,6 +460,9 @@ public:
     void postDialogMouseEvent(const vcl::DialogID& rDialogID, int nType, int nX, int nY,
                               int nCount, int nButtons, int nModifier) override;
 
+    void postDialogChildMouseEvent(const vcl::DialogID& rDialogID, int nType, int nX, int nY,
+                                   int nCount, int nButtons, int nModifier) override;
+
     void notifyDialogInvalidation(const vcl::DialogID& rDialogID) override;
 
     void notifyDialogChild(const vcl::DialogID& rDialogID, const OUString& rAction, const Point& rPos) override;
diff --git a/sw/source/uibase/uno/unotxdoc.cxx b/sw/source/uibase/uno/unotxdoc.cxx
index 9ccb85598022..c9a5358e22f4 100644
--- a/sw/source/uibase/uno/unotxdoc.cxx
+++ b/sw/source/uibase/uno/unotxdoc.cxx
@@ -3815,6 +3815,46 @@ void SwXTextDocument::postDialogMouseEvent(const vcl::DialogID& rDialogID, int n
     }
 }
 
+
+void SwXTextDocument::postDialogChildMouseEvent(const vcl::DialogID& rDialogID, int nType, int nX, int nY,
+                                                int nCount, int nButtons, int nModifier)
+{
+    SolarMutexGuard aGuard;
+
+    // check if dialog is already open
+    SfxViewFrame* pViewFrame = pDocShell->GetView()->GetViewFrame();
+    SfxSlotPool* pSlotPool = SW_MOD()->GetSlotPool();
+    const SfxSlot* pSlot = pSlotPool->GetUnoSlot(rDialogID);
+    if (!pSlot)
+    {
+        SAL_WARN("lok.dialog", "No slot found for " << rDialogID);
+        return;
+    }
+    SfxChildWindow* pChild = pViewFrame->GetChildWindow(pSlot->GetSlotId());
+    if (pChild)
+    {
+        Dialog* pDialog = static_cast<Dialog*>(pChild->GetWindow());
+        Point aPos(nX , nY);
+        MouseEvent aEvent(aPos, nCount, MouseEventModifiers::SIMPLECLICK, nButtons, nModifier);
+
+        switch (nType)
+        {
+        case LOK_MOUSEEVENT_MOUSEBUTTONDOWN:
+            pDialog->LogicMouseButtonDownChild(aEvent);
+            break;
+        case LOK_MOUSEEVENT_MOUSEBUTTONUP:
+            pDialog->LogicMouseButtonUpChild(aEvent);
+            break;
+        case LOK_MOUSEEVENT_MOUSEMOVE:
+            pDialog->LogicMouseMoveChild(aEvent);
+            break;
+        default:
+            assert(false);
+            break;
+        }
+    }
+}
+
 void SwXTextDocument::notifyDialogInvalidation(const vcl::DialogID& rDialogID)
 {
     SfxLokHelper::notifyDialogInvalidation(rDialogID);
diff --git a/vcl/source/control/ctrl.cxx b/vcl/source/control/ctrl.cxx
index 48f93e045145..909cf170651a 100644
--- a/vcl/source/control/ctrl.cxx
+++ b/vcl/source/control/ctrl.cxx
@@ -24,6 +24,7 @@
 #include <vcl/svapp.hxx>
 #include <vcl/event.hxx>
 #include <vcl/ctrl.hxx>
+#include <vcl/floatwin.hxx>
 #include <vcl/decoview.hxx>
 #include <vcl/dialog.hxx>
 #include <vcl/salnativewidgets.hxx>
@@ -424,7 +425,20 @@ void Control::LogicInvalidate(const Rectangle* /*pRectangle*/)
     // ignore all of those
     if (comphelper::LibreOfficeKit::isActive() && !comphelper::LibreOfficeKit::isDialogPainting())
     {
-        // For now just invalidate the whole dialog
+        // If parent is a floating window, trigger an invalidate there
+        vcl::Window* pWindow = this;
+        while (pWindow)
+        {
+            if (pWindow->ImplIsFloatingWindow())
+            {
+                dynamic_cast<FloatingWindow*>(pWindow)->LogicInvalidate(nullptr);
+                return;
+            }
+
+            pWindow = pWindow->GetParent();
+        }
+
+        // otherwise, for now, just invalidate the whole dialog
         Dialog* pParentDlg = GetParentDialog();
         if (pParentDlg)
             pParentDlg->LogicInvalidate(nullptr);
diff --git a/vcl/source/window/dialog.cxx b/vcl/source/window/dialog.cxx
index 50b79c6d5644..272d18202dd8 100644
--- a/vcl/source/window/dialog.cxx
+++ b/vcl/source/window/dialog.cxx
@@ -914,6 +914,42 @@ Size Dialog::PaintActiveFloatingWindow(VirtualDevice& rDevice)
     return aRet;
 }
 
+void Dialog::LogicMouseButtonDownChild(const MouseEvent& rMouseEvent)
+{
+    assert(comphelper::LibreOfficeKit::isActive());
+
+    ImplSVData* pSVData = ImplGetSVData();
+    FloatingWindow* pFirstFloat = pSVData->maWinData.mpFirstFloat;
+    if (pFirstFloat && pFirstFloat->GetParentDialog() == this)
+    {
+        ImplWindowFrameProc(pFirstFloat->ImplGetBorderWindow(), SalEvent::ExternalMouseButtonDown, &rMouseEvent);
+    }
+}
+
+void Dialog::LogicMouseButtonUpChild(const MouseEvent& rMouseEvent)
+{
+    assert(comphelper::LibreOfficeKit::isActive());
+
+    ImplSVData* pSVData = ImplGetSVData();
+    FloatingWindow* pFirstFloat = pSVData->maWinData.mpFirstFloat;
+    if (pFirstFloat && pFirstFloat->GetParentDialog() == this)
+    {
+        ImplWindowFrameProc(pFirstFloat->ImplGetBorderWindow(), SalEvent::ExternalMouseButtonUp, &rMouseEvent);
+    }
+}
+
+void Dialog::LogicMouseMoveChild(const MouseEvent& rMouseEvent)
+{
+    assert(comphelper::LibreOfficeKit::isActive());
+
+    ImplSVData* pSVData = ImplGetSVData();
+    FloatingWindow* pFirstFloat = pSVData->maWinData.mpFirstFloat;
+    if (pFirstFloat && pFirstFloat->GetParentDialog() == this)
+    {
+        ImplWindowFrameProc(pFirstFloat->ImplGetBorderWindow(), SalEvent::ExternalMouseMove, &rMouseEvent);
+    }
+}
+
 void Dialog::InvalidateFloatingWindow(const Point& rPos)
 {
     if (comphelper::LibreOfficeKit::isActive() && mpDialogRenderable && !maID.isEmpty())
diff --git a/vcl/source/window/floatwin.cxx b/vcl/source/window/floatwin.cxx
index f3e4b7c799a6..fd936bcd6610 100644
--- a/vcl/source/window/floatwin.cxx
+++ b/vcl/source/window/floatwin.cxx
@@ -594,6 +594,15 @@ bool FloatingWindow::Notify( NotifyEvent& rNEvt )
     return bRet;
 }
 
+void FloatingWindow::LogicInvalidate(const Rectangle* /*pRectangle*/)
+{
+    Dialog* pParentDlg = GetParentDialog();
+    if (pParentDlg)
+    {
+        pParentDlg->InvalidateFloatingWindow(mpImplData->maPos);
+    }
+}
+
 void FloatingWindow::StateChanged( StateChangedType nType )
 {
     if (nType == StateChangedType::InitShow)