include/svx/colorbox.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   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 #ifndef INCLUDED_SVX_COLORBOX_HXX
  11 #define INCLUDED_SVX_COLORBOX_HXX
  12
  13 #include <memory>
  14 #include <vcl/menubtn.hxx>
  15 #include <svx/colorwindow.hxx>
  16 #include <sfx2/controlwrapper.hxx>
  17
  18 class SvxColorListBox;
  19
  20 class SvxListBoxColorWrapper
  21 {
  22 public:
  23     SvxListBoxColorWrapper(SvxColorListBox* pControl);
  24     void operator()(const OUString& rCommand, const NamedColor& rColor);
  25     void dispose();
  26 private:
  27     VclPtr<SvxColorListBox> mxControl;
  28 };
  29
  30 class SVX_DLLPUBLIC SvxColorListBox : public MenuButton
  31 {
  32 private:
  33     friend class SvxListBoxColorWrapper;
  34     VclPtr<SvxColorWindow> m_xColorWindow;
  35     Link<SvxColorListBox&, void> m_aSelectedLink;
  36     SvxListBoxColorWrapper m_aColorWrapper;
  37     Color m_aAutoDisplayColor;
  38     Color m_aSaveColor;
  39     NamedColor m_aSelectedColor;
  40     sal_uInt16 m_nSlotId;
  41     bool m_bShowNoneButton;
  42     std::unique_ptr<PaletteManager> m_xPaletteManager;
  43     BorderColorStatus m_aBorderColorStatus;
  44
  45     DECL_LINK(MenuActivateHdl, MenuButton *, void);
  46     void Selected(const NamedColor& rNamedColor);
  47     void createColorWindow();
  48     void LockWidthRequest();
  49     VclPtr<SvxColorWindow> getColorWindow() const;
  50 public:
  51     SvxColorListBox(vcl::Window* pParent, WinBits nStyle = 0);
  52     virtual ~SvxColorListBox() override;
  53     virtual void dispose() override;
  54
  55     void SetSelectHdl(const Link<SvxColorListBox&, void>& rLink)
  56     {
  57         m_aSelectedLink = rLink;
  58     }
  59
  60     void SetSlotId(sal_uInt16 nSlotId, bool bShowNoneButton = false);
  61
  62     Color GetSelectEntryColor() const { return m_aSelectedColor.first; }
  63     NamedColor GetSelectEntry() const { return m_aSelectedColor; }
  64
  65     void SelectEntry(const NamedColor& rColor);
  66     void SelectEntry(const Color& rColor);
  67
  68     void SetNoSelection() { getColorWindow()->SetNoSelection(); }
  69     bool IsNoSelection() const { return getColorWindow()->IsNoSelection(); }
  70
  71     void SetAutoDisplayColor(const Color &rColor) { m_aAutoDisplayColor = rColor; }
  72     void ShowPreview(const NamedColor &rColor);
  73     void EnsurePaletteManager();
  74
  75     void SaveValue() { m_aSaveColor = GetSelectEntryColor(); }
  76     bool IsValueChangedFromSaved() const { return m_aSaveColor != GetSelectEntryColor(); }
  77 };
  78
  79 /** A wrapper for SvxColorListBox. */
  80 class SVX_DLLPUBLIC SvxColorListBoxWrapper
  81     : public sfx::SingleControlWrapper<SvxColorListBox, Color>
  82 {
  83     /*  Note: cannot use 'const Color&' as template argument, because the
  84         SvxColorListBox returns the color by value and not by reference,
  85         therefore GetControlValue() must return a temporary object too. */
  86 public:
  87     explicit SvxColorListBoxWrapper(SvxColorListBox& rListBox);
  88
  89     virtual ~SvxColorListBoxWrapper() override;
  90
  91     virtual bool        IsControlDontKnow() const override;
  92     virtual void        SetControlDontKnow( bool bSet ) override;
  93
  94     virtual Color       GetControlValue() const override;
  95     virtual void        SetControlValue( Color aColor ) override;
  96 };
  97
  98 #endif
  99
 100 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */