vcl/inc/treeglue.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  */
   9
  10 #include <vcl/toolkit/svtabbx.hxx>
  11 #include "svimpbox.hxx"
  12
  13 //the default NotifyStartDrag is weird to me, and defaults to enabling all
  14 //possibilities when drag starts, while restricting it to some subset of
  15 //the configured drag drop mode would make more sense to me, but I'm not
  16 //going to change the baseclass
  17
  18 class LclHeaderTabListBox final : public SvHeaderTabListBox
  19 {
  20 private:
  21     Link<SvTreeListEntry*, bool> m_aEditingEntryHdl;
  22     Link<std::pair<SvTreeListEntry*, OUString>, bool> m_aEditedEntryHdl;
  23
  24 public:
  25     LclHeaderTabListBox(vcl::Window* pParent, WinBits nWinStyle)
  26         : SvHeaderTabListBox(pParent, nWinStyle)
  27     {
  28     }
  29
  30     void SetEditingEntryHdl(const Link<SvTreeListEntry*, bool>& rLink)
  31     {
  32         m_aEditingEntryHdl = rLink;
  33     }
  34
  35     void SetEditedEntryHdl(const Link<std::pair<SvTreeListEntry*, OUString>, bool>& rLink)
  36     {
  37         m_aEditedEntryHdl = rLink;
  38     }
  39
  40     virtual DragDropMode NotifyStartDrag() override { return GetDragDropMode(); }
  41
  42     virtual bool EditingEntry(SvTreeListEntry* pEntry) override
  43     {
  44         return m_aEditingEntryHdl.Call(pEntry);
  45     }
  46
  47     virtual bool EditedEntry(SvTreeListEntry* pEntry, const OUString& rNewText) override
  48     {
  49         return m_aEditedEntryHdl.Call(std::pair<SvTreeListEntry*, OUString>(pEntry, rNewText));
  50     }
  51 };
  52
  53 class LclTabListBox final : public SvTabListBox
  54 {
  55     Link<SvTreeListBox*, void> m_aModelChangedHdl;
  56     Link<SvTreeListBox*, bool> m_aStartDragHdl;
  57     Link<SvTreeListBox*, void> m_aEndDragHdl;
  58     Link<SvTreeListEntry*, bool> m_aEditingEntryHdl;
  59     Link<std::pair<SvTreeListEntry*, OUString>, bool> m_aEditedEntryHdl;
  60
  61 public:
  62     LclTabListBox(vcl::Window* pParent, WinBits nWinStyle)
  63         : SvTabListBox(pParent, nWinStyle)
  64     {
  65     }
  66
  67     void SetModelChangedHdl(const Link<SvTreeListBox*, void>& rLink) { m_aModelChangedHdl = rLink; }
  68     void SetStartDragHdl(const Link<SvTreeListBox*, bool>& rLink) { m_aStartDragHdl = rLink; }
  69     void SetEndDragHdl(const Link<SvTreeListBox*, void>& rLink) { m_aEndDragHdl = rLink; }
  70     void SetEditingEntryHdl(const Link<SvTreeListEntry*, bool>& rLink)
  71     {
  72         m_aEditingEntryHdl = rLink;
  73     }
  74     void SetEditedEntryHdl(const Link<std::pair<SvTreeListEntry*, OUString>, bool>& rLink)
  75     {
  76         m_aEditedEntryHdl = rLink;
  77     }
  78
  79     virtual DragDropMode NotifyStartDrag() override { return GetDragDropMode(); }
  80
  81     virtual void StartDrag(sal_Int8 nAction, const Point& rPosPixel) override
  82     {
  83         if (m_aStartDragHdl.Call(this))
  84             return;
  85         SvTabListBox::StartDrag(nAction, rPosPixel);
  86     }
  87
  88     virtual void DragFinished(sal_Int8 nDropAction) override
  89     {
  90         SvTabListBox::DragFinished(nDropAction);
  91         m_aEndDragHdl.Call(this);
  92     }
  93
  94     virtual void ModelHasCleared() override
  95     {
  96         SvTabListBox::ModelHasCleared();
  97         m_aModelChangedHdl.Call(this);
  98     }
  99
 100     virtual void ModelHasInserted(SvTreeListEntry* pEntry) override
 101     {
 102         SvTabListBox::ModelHasInserted(pEntry);
 103         m_aModelChangedHdl.Call(this);
 104     }
 105
 106     virtual void ModelHasInsertedTree(SvTreeListEntry* pEntry) override
 107     {
 108         SvTabListBox::ModelHasInsertedTree(pEntry);
 109         m_aModelChangedHdl.Call(this);
 110     }
 111
 112     virtual void ModelHasMoved(SvTreeListEntry* pSource) override
 113     {
 114         SvTabListBox::ModelHasMoved(pSource);
 115         m_aModelChangedHdl.Call(this);
 116     }
 117
 118     virtual void ModelHasRemoved(SvTreeListEntry* pEntry) override
 119     {
 120         SvTabListBox::ModelHasRemoved(pEntry);
 121         m_aModelChangedHdl.Call(this);
 122     }
 123
 124     SvTreeListEntry* GetTargetAtPoint(const Point& rPos, bool bHighLightTarget, bool bScroll = true)
 125     {
 126         SvTreeListEntry* pOldTargetEntry = pTargetEntry;
 127         pTargetEntry = PosOverBody(rPos) ? pImpl->GetEntry(rPos) : nullptr;
 128         if (pOldTargetEntry != pTargetEntry)
 129             ImplShowTargetEmphasis(pOldTargetEntry, false);
 130
 131         if (bScroll)
 132         {
 133             // scroll
 134             if (rPos.Y() < 12)
 135             {
 136                 ImplShowTargetEmphasis(pTargetEntry, false);
 137                 ScrollOutputArea(+1);
 138             }
 139             else
 140             {
 141                 Size aSize(pImpl->GetOutputSize());
 142                 if (rPos.Y() > aSize.Height() - 12)
 143                 {
 144                     ImplShowTargetEmphasis(pTargetEntry, false);
 145                     ScrollOutputArea(-1);
 146                 }
 147             }
 148         }
 149
 150         if (pTargetEntry && bHighLightTarget)
 151             ImplShowTargetEmphasis(pTargetEntry, true);
 152         return pTargetEntry;
 153     }
 154
 155     virtual SvTreeListEntry* GetDropTarget(const Point& rPos) override
 156     {
 157         return GetTargetAtPoint(rPos, true);
 158     }
 159
 160     virtual bool EditingEntry(SvTreeListEntry* pEntry) override
 161     {
 162         return m_aEditingEntryHdl.Call(pEntry);
 163     }
 164
 165     virtual bool EditedEntry(SvTreeListEntry* pEntry, const OUString& rNewText) override
 166     {
 167         return m_aEditedEntryHdl.Call(std::pair<SvTreeListEntry*, OUString>(pEntry, rNewText));
 168     }
 169 };
 170
 171 /* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */