Resolves: tdf#99324 let sidebar toggle auto-mnemonics on/off with alt

this returns things to passing the alt to the thing with the focus
and depends on ::Command handlers passing the alt-press/release back
up through the Command hierarchy to get to the default top-level
handler eventually

Change-Id: I869120f43810adfa2fac4670c2db143b790a1f9b

include/svx/sidebar/PanelLayout.hxx

@@ -29,7 +29,7 @@ private:
     bool m_bInClose;
     bool hasPanelPendingLayout() const;
 
-    DECL_DLLPRIVATE_LINK_TYPED( ImplHandlePanelLayoutTimerHdl, Idle*, void );
+    DECL_DLLPRIVATE_LINK_TYPED(ImplHandlePanelLayoutTimerHdl, Idle*, void);
 
 public:
     PanelLayout(vcl::Window* pParent, const OString& rID, const OUString& rUIXMLDescription,
@@ -40,7 +40,7 @@ public:
     virtual Size GetOptimalSize() const override;
     virtual void setPosSizePixel(long nX, long nY, long nWidth, long nHeight, PosSizeFlags nFlags = PosSizeFlags::All) override;
     virtual void queue_resize(StateChangedType eReason = StateChangedType::Layout) override;
-
+    virtual bool Notify(NotifyEvent& rNEvt) override;
 };
 
 #endif

sc/source/ui/app/inputwin.cxx

@@ -1484,6 +1484,13 @@ void ScTextWnd::MouseButtonUp( const MouseEvent& rMEvt )
 
 void ScTextWnd::Command( const CommandEvent& rCEvt )
 {
+    //pass alt press/release to parent impl
+    if (rCEvt.GetCommand() == CommandEventId::ModKeyChange)
+    {
+        Window::Command(rCEvt);
+        return;
+    }
+
     bInputMode = true;
     CommandEventId nCommand = rCEvt.GetCommand();
     if ( pEditView /* && nCommand == CommandEventId::StartDrag */ )

sc/source/ui/view/gridwin.cxx

@@ -2842,6 +2842,12 @@ void ScGridWindow::Command( const CommandEvent& rCEvt )
     ScModule* pScMod = SC_MOD();
     OSL_ENSURE( nCmd != CommandEventId::StartDrag, "ScGridWindow::Command called with CommandEventId::StartDrag" );
 
+    if (nCmd == CommandEventId::ModKeyChange)
+    {
+        Window::Command(rCEvt);
+        return;
+    }
+
     if ( nCmd == CommandEventId::StartExtTextInput ||
          nCmd == CommandEventId::EndExtTextInput ||
          nCmd == CommandEventId::ExtTextInput ||

sd/source/ui/view/sdwindow.cxx

@@ -261,8 +261,11 @@ void Window::MouseButtonUp(const MouseEvent& rMEvt)
 
 void Window::Command(const CommandEvent& rCEvt)
 {
-    if ( mpViewShell )
+    if (mpViewShell)
         mpViewShell->Command(rCEvt, this);
+    //pass at least alt press/release to parent impl
+    if (rCEvt.GetCommand() == CommandEventId::ModKeyChange)
+        vcl::Window::Command(rCEvt);
 }
 
 bool Window::Notify( NotifyEvent& rNEvt )

sfx2/source/dialog/backingwindow.cxx

@@ -163,18 +163,6 @@ BackingWindow::BackingWindow( vcl::Window* i_pParent ) :
 
     // init background
     SetBackground();
-
-    GetParent()->AddEventListener(LINK(this, BackingWindow, WindowEventListener));
-}
-
-IMPL_LINK_TYPED(BackingWindow, WindowEventListener, VclWindowEvent&, rEvent, void)
-{
-    if (rEvent.GetId() != VCLEVENT_WINDOW_COMMAND)
-        return;
-    CommandEvent* pCmdEvt = static_cast<CommandEvent*>(rEvent.GetData());
-    if (pCmdEvt->GetCommand() != CommandEventId::ModKeyChange)
-        return;
-    Accelerator::ToggleMnemonicsOnHierarchy(*pCmdEvt, this);
 }
 
 BackingWindow::~BackingWindow()
@@ -184,7 +172,6 @@ BackingWindow::~BackingWindow()
 
 void BackingWindow::dispose()
 {
-    GetParent()->RemoveEventListener(LINK(this, BackingWindow, WindowEventListener));
     // deregister drag&drop helper
     if (mxDropTargetListener.is())
     {

sfx2/source/dialog/backingwindow.hxx

@@ -106,7 +106,6 @@ class BackingWindow : public vcl::Window, public VclBuilderContainer
     DECL_LINK_TYPED(CreateContextMenuHdl, ThumbnailViewItem*, void);
     DECL_LINK_TYPED(OpenTemplateHdl, ThumbnailViewItem*, void);
     DECL_LINK_TYPED(EditTemplateHdl, ThumbnailViewItem*, void);
-    DECL_LINK_TYPED(WindowEventListener, VclWindowEvent&, void);
 
     void initControls();
 

starmath/source/edit.cxx

@@ -335,6 +335,13 @@ void SmEditWindow::MouseButtonDown(const MouseEvent &rEvt)
 
 void SmEditWindow::Command(const CommandEvent& rCEvt)
 {
+    //pass alt press/release to parent impl
+    if (rCEvt.GetCommand() == CommandEventId::ModKeyChange)
+    {
+        Window::Command(rCEvt);
+        return;
+    }
+
     bool bForwardEvt = true;
     if (rCEvt.GetCommand() == CommandEventId::ContextMenu)
     {

svx/source/sidebar/PanelLayout.cxx

@@ -110,4 +110,11 @@ void PanelLayout::setPosSizePixel(long nX, long nY, long nWidth, long nHeight, P
         VclContainer::setLayoutAllocation(*pChild, Point(0, 0), Size(nWidth, nHeight));
 }
 
+bool PanelLayout::Notify(NotifyEvent& rNEvt)
+{
+    if (rNEvt.GetType() == MouseNotifyEvent::COMMAND)
+        Accelerator::ToggleMnemonicsOnHierarchy(*rNEvt.GetCommandEvent(), this);
+    return Control::Notify( rNEvt );
+}
+
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

vcl/source/window/syswin.cxx

@@ -164,6 +164,9 @@ bool Accelerator::ToggleMnemonicsOnHierarchy(const CommandEvent& rCEvent, vcl::W
 
 bool SystemWindow::Notify( NotifyEvent& rNEvt )
 {
+    if (rNEvt.GetType() == MouseNotifyEvent::COMMAND)
+        Accelerator::ToggleMnemonicsOnHierarchy(*rNEvt.GetCommandEvent(), this);
+
     // capture KeyEvents for menu handling
     if (rNEvt.GetType() == MouseNotifyEvent::KEYINPUT ||
         rNEvt.GetType() == MouseNotifyEvent::COMMAND)
@@ -185,11 +188,6 @@ bool SystemWindow::Notify( NotifyEvent& rNEvt )
         }
         if (bDone)
             return true;
-        if (rNEvt.GetType() == MouseNotifyEvent::COMMAND)
-        {
-            if (Accelerator::ToggleMnemonicsOnHierarchy(*rNEvt.GetCommandEvent(), this))
-                return true;
-        }
     }
 
     return Window::Notify( rNEvt );

vcl/source/window/winproc.cxx

@@ -2086,33 +2086,10 @@ static void ImplHandleSalKeyMod( vcl::Window* pWindow, SalKeyModEvent* pEvent )
     // #105224# send commandevent to allow special treatment of Ctrl-LeftShift/Ctrl-RightShift etc.
     // + auto-accelerator feature, tdf#92630
 
-    vcl::Window *pChild = nullptr;
-
-    // Alt pressed or released => give SystemWindow a chance to handle auto-accelerator
-    if ( pEvent->mnCode == KEY_MOD2 || (pEvent->mnModKeyCode & MODKEY_MOD2) != 0 )
-    {
-        // find window - first look to see a popup is open and send it there
-        pChild = pSVData->maWinData.mpFirstFloat.get();
-
-        if (!pChild)
-        {
-            // find window - then look to see if the system window is available
-            pChild = pWindow->ImplGetWindowImpl()->mpFirstChild;
-            while ( pChild )
-            {
-                if ( pChild->ImplGetWindowImpl()->mbSysWin )
-                    break;
-                pChild = pChild->ImplGetWindowImpl()->mpNext;
-            }
-        }
-    }
-
-    //...if not, try to find a key input window...
-    if (!pChild)
-        pChild = ImplGetKeyInputWindow( pWindow );
-    //...otherwise fail safe...
-    if (!pChild)
-        pChild = pWindow;
+    // find window
+    vcl::Window* pChild = ImplGetKeyInputWindow( pWindow );
+    if ( !pChild )
+        return;
 
     CommandModKeyData data( pEvent->mnModKeyCode );
     ImplCallCommand( pChild, CommandEventId::ModKeyChange, &data );