1 files changed, 171 insertions, 0 deletions
diff --git a/vcl/inc/treeglue.hxx b/vcl/inc/treeglue.hxx
new file mode 100644
index 0000000000..d445a533b4
--- /dev/null
+++ b/vcl/inc/treeglue.hxx
@@ -0,0 +1,171 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include <vcl/toolkit/svtabbx.hxx>
+#include "svimpbox.hxx"
+
+//the default NotifyStartDrag is weird to me, and defaults to enabling all
+//possibilities when drag starts, while restricting it to some subset of
+//the configured drag drop mode would make more sense to me, but I'm not
+//going to change the baseclass
+
+class LclHeaderTabListBox final : public SvHeaderTabListBox
+{
+private:
+    Link<SvTreeListEntry*, bool> m_aEditingEntryHdl;
+    Link<std::pair<SvTreeListEntry*, OUString>, bool> m_aEditedEntryHdl;
+
+public:
+    LclHeaderTabListBox(vcl::Window* pParent, WinBits nWinStyle)
+        : SvHeaderTabListBox(pParent, nWinStyle)
+    {
+    }
+
+    void SetEditingEntryHdl(const Link<SvTreeListEntry*, bool>& rLink)
+    {
+        m_aEditingEntryHdl = rLink;
+    }
+
+    void SetEditedEntryHdl(const Link<std::pair<SvTreeListEntry*, OUString>, bool>& rLink)
+    {
+        m_aEditedEntryHdl = rLink;
+    }
+
+    virtual DragDropMode NotifyStartDrag() override { return GetDragDropMode(); }
+
+    virtual bool EditingEntry(SvTreeListEntry* pEntry) override
+    {
+        return m_aEditingEntryHdl.Call(pEntry);
+    }
+
+    virtual bool EditedEntry(SvTreeListEntry* pEntry, const OUString& rNewText) override
+    {
+        return m_aEditedEntryHdl.Call(std::pair<SvTreeListEntry*, OUString>(pEntry, rNewText));
+    }
+};
+
+class LclTabListBox final : public SvTabListBox
+{
+    Link<SvTreeListBox*, void> m_aModelChangedHdl;
+    Link<SvTreeListBox*, bool> m_aStartDragHdl;
+    Link<SvTreeListBox*, void> m_aEndDragHdl;
+    Link<SvTreeListEntry*, bool> m_aEditingEntryHdl;
+    Link<std::pair<SvTreeListEntry*, OUString>, bool> m_aEditedEntryHdl;
+
+public:
+    LclTabListBox(vcl::Window* pParent, WinBits nWinStyle)
+        : SvTabListBox(pParent, nWinStyle)
+    {
+    }
+
+    void SetModelChangedHdl(const Link<SvTreeListBox*, void>& rLink) { m_aModelChangedHdl = rLink; }
+    void SetStartDragHdl(const Link<SvTreeListBox*, bool>& rLink) { m_aStartDragHdl = rLink; }
+    void SetEndDragHdl(const Link<SvTreeListBox*, void>& rLink) { m_aEndDragHdl = rLink; }
+    void SetEditingEntryHdl(const Link<SvTreeListEntry*, bool>& rLink)
+    {
+        m_aEditingEntryHdl = rLink;
+    }
+    void SetEditedEntryHdl(const Link<std::pair<SvTreeListEntry*, OUString>, bool>& rLink)
+    {
+        m_aEditedEntryHdl = rLink;
+    }
+
+    virtual DragDropMode NotifyStartDrag() override { return GetDragDropMode(); }
+
+    virtual void StartDrag(sal_Int8 nAction, const Point& rPosPixel) override
+    {
+        if (m_aStartDragHdl.Call(this))
+            return;
+        SvTabListBox::StartDrag(nAction, rPosPixel);
+    }
+
+    virtual void DragFinished(sal_Int8 nDropAction) override
+    {
+        SvTabListBox::DragFinished(nDropAction);
+        m_aEndDragHdl.Call(this);
+    }
+
+    virtual void ModelHasCleared() override
+    {
+        SvTabListBox::ModelHasCleared();
+        m_aModelChangedHdl.Call(this);
+    }
+
+    virtual void ModelHasInserted(SvTreeListEntry* pEntry) override
+    {
+        SvTabListBox::ModelHasInserted(pEntry);
+        m_aModelChangedHdl.Call(this);
+    }
+
+    virtual void ModelHasInsertedTree(SvTreeListEntry* pEntry) override
+    {
+        SvTabListBox::ModelHasInsertedTree(pEntry);
+        m_aModelChangedHdl.Call(this);
+    }
+
+    virtual void ModelHasMoved(SvTreeListEntry* pSource) override
+    {
+        SvTabListBox::ModelHasMoved(pSource);
+        m_aModelChangedHdl.Call(this);
+    }
+
+    virtual void ModelHasRemoved(SvTreeListEntry* pEntry) override
+    {
+        SvTabListBox::ModelHasRemoved(pEntry);
+        m_aModelChangedHdl.Call(this);
+    }
+
+    SvTreeListEntry* GetTargetAtPoint(const Point& rPos, bool bHighLightTarget, bool bScroll = true)
+    {
+        SvTreeListEntry* pOldTargetEntry = pTargetEntry;
+        pTargetEntry = PosOverBody(rPos) ? pImpl->GetEntry(rPos) : nullptr;
+        if (pOldTargetEntry != pTargetEntry)
+            ImplShowTargetEmphasis(pOldTargetEntry, false);
+
+        if (bScroll)
+        {
+            // scroll
+            if (rPos.Y() < 12)
+            {
+                ImplShowTargetEmphasis(pTargetEntry, false);
+                ScrollOutputArea(+1);
+            }
+            else
+            {
+                Size aSize(pImpl->GetOutputSize());
+                if (rPos.Y() > aSize.Height() - 12)
+                {
+                    ImplShowTargetEmphasis(pTargetEntry, false);
+                    ScrollOutputArea(-1);
+                }
+            }
+        }
+
+        if (pTargetEntry && bHighLightTarget)
+            ImplShowTargetEmphasis(pTargetEntry, true);
+        return pTargetEntry;
+    }
+
+    virtual SvTreeListEntry* GetDropTarget(const Point& rPos) override
+    {
+        return GetTargetAtPoint(rPos, true);
+    }
+
+    virtual bool EditingEntry(SvTreeListEntry* pEntry) override
+    {
+        return m_aEditingEntryHdl.Call(pEntry);
+    }
+
+    virtual bool EditedEntry(SvTreeListEntry* pEntry, const OUString& rNewText) override
+    {
+        return m_aEditedEntryHdl.Call(std::pair<SvTreeListEntry*, OUString>(pEntry, rNewText));
+    }
+};
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */