vcl/source/window/menubarwindow.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  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #pragma once
  21
  22 #include "menuwindow.hxx"
  23
  24 #include <vcl/toolkit/button.hxx>
  25 #include <vcl/menu.hxx>
  26 #include <vcl/toolbox.hxx>
  27 #include <vcl/window.hxx>
  28
  29 #include <map>
  30
  31 class Button;
  32
  33 /** Toolbox that holds the close button (right hand side of the menubar).
  34
  35 This is also used by the online update check; when an update is available, it
  36 inserts here the button that leads to the download of the update.
  37 */
  38 class DecoToolBox : public ToolBox
  39 {
  40     tools::Long lastSize;
  41     Size maMinSize;
  42
  43 public:
  44     explicit DecoToolBox(vcl::Window* pParent);
  45
  46     void    DataChanged( const DataChangedEvent& rDCEvt ) override;
  47
  48     void    SetImages( tools::Long nMaxHeight, bool bForce = false );
  49
  50     void    calcMinSize();
  51     const Size& getMinSize() const { return maMinSize;}
  52
  53     Image   maImage;
  54 };
  55
  56
  57 /** Class that implements the actual window of the menu bar.
  58 */
  59 class MenuBarWindow : public vcl::Window, public MenuWindow
  60 {
  61     friend class MenuBar;
  62     friend class Menu;
  63
  64 private:
  65     struct AddButtonEntry
  66     {
  67         Link<MenuBarButtonCallbackArg&,bool>  m_aSelectLink;
  68         Link<MenuBarButtonCallbackArg&,bool>  m_aHighlightLink;
  69     };
  70
  71     VclPtr<Menu>           m_pMenu;
  72     VclPtr<PopupMenu>      m_pActivePopup;
  73     VclPtr<PopupMenu>      mpParentPopup;
  74     sal_uInt16      m_nHighlightedItem;
  75     sal_uInt16      m_nRolloveredItem;
  76     VclPtr<vcl::Window> m_xSaveFocusId;
  77     bool            mbAutoPopup;
  78     bool            m_bIgnoreFirstMove;
  79
  80     VclPtr<DecoToolBox>  m_aCloseBtn;
  81     VclPtr<PushButton>   m_aFloatBtn;
  82     VclPtr<PushButton>   m_aHideBtn;
  83
  84     std::map< sal_uInt16, AddButtonEntry > m_aAddButtons;
  85
  86     void            HighlightItem(vcl::RenderContext& rRenderContext, sal_uInt16 nPos);
  87     void    ChangeHighlightItem(sal_uInt16 n, bool bSelectPopupEntry, bool bAllowRestoreFocus = true, bool bDefaultToDocument = true);
  88
  89     sal_uInt16      ImplFindEntry( const Point& rMousePos ) const;
  90     void            ImplCreatePopup( bool bPreSelectFirst );
  91     bool    HandleKeyEvent(const KeyEvent& rKEvent, bool bFromMenu = true);
  92     tools::Rectangle       ImplGetItemRect( sal_uInt16 nPos ) const;
  93
  94     void            ImplInitStyleSettings();
  95
  96     virtual void ApplySettings(vcl::RenderContext& rRenderContext) override;
  97
  98     DECL_LINK( CloseHdl, ToolBox*, void );
  99     DECL_LINK( ToolboxEventHdl, VclWindowEvent&, void );
 100     DECL_LINK( ShowHideListener, VclWindowEvent&, void );
 101
 102     void            StateChanged( StateChangedType nType ) override;
 103     void            DataChanged( const DataChangedEvent& rDCEvt ) override;
 104     void            LoseFocus() override;
 105     void            GetFocus() override;
 106
 107 public:
 108     explicit        MenuBarWindow( vcl::Window* pParent );
 109     virtual         ~MenuBarWindow() override;
 110     virtual void    dispose() override;
 111
 112     void    ShowButtons(bool bClose, bool bFloat, bool bHide);
 113
 114     virtual void    MouseMove( const MouseEvent& rMEvt ) override;
 115     virtual void    MouseButtonDown( const MouseEvent& rMEvt ) override;
 116     virtual void    MouseButtonUp( const MouseEvent& rMEvt ) override;
 117     virtual void    KeyInput( const KeyEvent& rKEvent ) override;
 118     virtual void    Paint( vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect ) override;
 119     virtual void    Resize() override;
 120     virtual void    RequestHelp( const HelpEvent& rHEvt ) override;
 121
 122     void    SetMenu(MenuBar* pMenu);
 123     void    SetHeight(tools::Long nHeight);
 124     void    KillActivePopup();
 125     void    PopupClosed(Menu const * pMenu);
 126     sal_uInt16 GetHighlightedItem() const { return m_nHighlightedItem; }
 127     virtual css::uno::Reference<css::accessibility::XAccessible> CreateAccessible() override;
 128
 129     void    SetAutoPopup(bool bAuto) { mbAutoPopup = bAuto; }
 130     void    LayoutChanged();
 131     Size const & MinCloseButtonSize() const;
 132
 133     /// Add an arbitrary button to the menubar that will appear next to the close button.
 134     sal_uInt16 AddMenuBarButton(const Image&, const Link<MenuBarButtonCallbackArg&,bool>&, const OUString&);
 135     void SetMenuBarButtonHighlightHdl(sal_uInt16 nId, const Link<MenuBarButtonCallbackArg&,bool>&);
 136     tools::Rectangle GetMenuBarButtonRectPixel(sal_uInt16 nId);
 137     void RemoveMenuBarButton(sal_uInt16 nId);
 138     bool HandleMenuButtonEvent(sal_uInt16 i_nButtonId);
 139     bool CanGetFocus() const;
 140 };
 141
 142 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */