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21 
22 #ifndef SFX_SIDEBAR_CONTROLLER_HXX
23 #define SFX_SIDEBAR_CONTROLLER_HXX
24 
25 #include "AsynchronousCall.hxx"
26 #include "Context.hxx"
27 #include "FocusManager.hxx"
28 #include "Panel.hxx"
29 #include "ResourceManager.hxx"
30 #include "TabBar.hxx"
31 
32 #include <vcl/menu.hxx>
33 
34 #include <com/sun/star/awt/XWindowPeer.hpp>
35 #include <com/sun/star/beans/XPropertyChangeListener.hpp>
36 #include <com/sun/star/frame/XDispatch.hpp>
37 #include <com/sun/star/ui/XContextChangeEventListener.hpp>
38 #include <com/sun/star/ui/XUIElement.hpp>
39 #include <com/sun/star/ui/XSidebar.hpp>
40 
41 #include <boost/noncopyable.hpp>
42 #include <boost/optional.hpp>
43 #include <cppuhelper/compbase4.hxx>
44 #include <cppuhelper/basemutex.hxx>
45 
46 namespace css = ::com::sun::star;
47 namespace cssu = ::com::sun::star::uno;
48 
49 
50 namespace
51 {
52     typedef ::cppu::WeakComponentImplHelper4 <
53         css::ui::XContextChangeEventListener,
54         css::beans::XPropertyChangeListener,
55         css::ui::XSidebar,
56         css::frame::XStatusListener
57         > SidebarControllerInterfaceBase;
58 }
59 
60 class SfxSplitWindow;
61 class FixedBitmap;
62 
63 namespace sfx2 { namespace sidebar {
64 
65 class ContentPanelDescriptor;
66 class Deck;
67 class DeckDescriptor;
68 class SidebarDockingWindow;
69 class TabBar;
70 class TabBarConfiguration;
71 
72 class SidebarController
73     : private ::boost::noncopyable,
74       private ::cppu::BaseMutex,
75       public SidebarControllerInterfaceBase
76 {
77 public:
78     SidebarController(
79         SidebarDockingWindow* pParentWindow,
80         const cssu::Reference<css::frame::XFrame>& rxFrame);
81     virtual ~SidebarController (void);
82 
83     // ui::XContextChangeEventListener
84     virtual void SAL_CALL notifyContextChangeEvent (const css::ui::ContextChangeEventObject& rEvent)
85         throw(cssu::RuntimeException);
86 
87     // XEventListener
88     virtual void SAL_CALL disposing (const css::lang::EventObject& rEventObject)
89         throw(cssu::RuntimeException);
90 
91     // beans::XPropertyChangeListener
92     virtual void SAL_CALL propertyChange (const css::beans::PropertyChangeEvent& rEvent)
93         throw(cssu::RuntimeException);
94 
95     // frame::XStatusListener
96     virtual void SAL_CALL statusChanged (const css::frame::FeatureStateEvent& rEvent)
97         throw(cssu::RuntimeException);
98 
99     // ui::XSidebar
100     virtual void SAL_CALL requestLayout (void)
101         throw(cssu::RuntimeException);
102 
103     void NotifyResize (void);
104 
105     void SwitchToDeck (
106         const ::rtl::OUString& rsDeckId);
107     void OpenThenSwitchToDeck (
108         const ::rtl::OUString& rsDeckId);
109 
110     /** Show only the tab bar, not the deck.
111     */
112     void RequestCloseDeck (void);
113 
114     /** Open the deck area and restore the parent window to its old width.
115     */
116     void RequestOpenDeck (void);
117 
118     FocusManager& GetFocusManager (void);
119 
120 private:
121     ::boost::scoped_ptr<Deck> mpCurrentDeck;
122     SidebarDockingWindow* mpParentWindow;
123     ::boost::scoped_ptr<TabBar> mpTabBar;
124     cssu::Reference<css::frame::XFrame> mxFrame;
125     Context maCurrentContext;
126     Context maRequestedContext;
127     ::rtl::OUString msCurrentDeckId;
128     ::rtl::OUString msCurrentDeckTitle;
129     AsynchronousCall maPropertyChangeForwarder;
130     AsynchronousCall maContextChangeUpdate;
131 
132     /** Two flags control whether the deck is displayed or if only the
133         tab bar remains visible.
134         The mbIsDeckOpen flag stores the current state while
135         mbIsDeckRequestedOpen stores how this state should be.  User
136         actions like clicking on the deck closer affect the
137         mbIsDeckRequestedOpen.  Normally both flags have the same
138         value.  A document being read-only can prevent the deck from opening.
139     */
140     ::boost::optional<bool> mbIsDeckRequestedOpen;
141     ::boost::optional<bool> mbIsDeckOpen;
142     bool mbCanDeckBeOpened;
143 
144     /** Before the deck is closed the sidebar width is saved into this variable,
145         so that it can be restored when the deck is reopended.
146     */
147     sal_Int32 mnSavedSidebarWidth;
148     FocusManager maFocusManager;
149     cssu::Reference<css::frame::XDispatch> mxReadOnlyModeDispatch;
150     bool mbIsDocumentReadOnly;
151     SfxSplitWindow* mpSplitWindow;
152     /** When the user moves the splitter then we remember the
153         width at that time.
154     */
155     sal_Int32 mnWidthOnSplitterButtonDown;
156     /** Control that is temporarily used as replacement for the deck
157         to indicate that when the current mouse drag operation ends, the
158         sidebar will only show the tab bar.
159     */
160     ::boost::scoped_ptr<Window> mpCloseIndicator;
161 
162     DECL_LINK(WindowEventHandler, VclWindowEvent*);
163     /** Make maRequestedContext the current context.
164     */
165     void UpdateConfigurations (void);
166     bool ArePanelSetsEqual (
167         const SharedPanelContainer& rCurrentPanels,
168         const ResourceManager::PanelContextDescriptorContainer& rRequestedPanels);
169     cssu::Reference<css::ui::XUIElement> CreateUIElement (
170         const cssu::Reference<css::awt::XWindowPeer>& rxWindow,
171         const ::rtl::OUString& rsImplementationURL,
172         const bool bWantsCanvas);
173     SharedPanel CreatePanel (
174         const ::rtl::OUString& rsPanelId,
175         ::Window* pParentWindow,
176         const bool bIsInitiallyExpanded);
177     void SwitchToDeck (
178         const DeckDescriptor& rDeckDescriptor,
179         const Context& rContext);
180     void ShowPopupMenu (
181         const Rectangle& rButtonBox,
182         const ::std::vector<TabBar::DeckMenuData>& rDeckSelectionData,
183         const ::std::vector<TabBar::DeckMenuData>& rDeckShowData) const;
184     void ShowDetailMenu (const ::rtl::OUString& rsMenuCommand) const;
185     ::boost::shared_ptr<PopupMenu> CreatePopupMenu (
186         const ::std::vector<TabBar::DeckMenuData>& rDeckSelectionData,
187         const ::std::vector<TabBar::DeckMenuData>& rDeckShowData) const;
188     DECL_LINK(OnMenuItemSelected, Menu*);
189     void BroadcastPropertyChange (void);
190 
191     /** The close of the deck changes the width of the child window.
192         That is only possible if there is no other docking window docked above or below the sidebar.
193         Return whether the width of the child window can be modified.
194     */
195     bool CanModifyChildWindowWidth (void);
196 
197     /** Set the child window container to a new width.
198         Return the old width.
199     */
200     sal_Int32 SetChildWindowWidth (const sal_Int32 nNewWidth);
201 
202     /** Update the icons displayed in the title bars of the deck and
203         the panels.  This is called once when a deck is created and
204         every time when a data change event is processed.
205     */
206     void UpdateTitleBarIcons (void);
207 
208     void UpdateDeckOpenState (void);
209     void RestrictWidth (void);
210     SfxSplitWindow* GetSplitWindow (void);
211     void ProcessNewWidth (const sal_Int32 nNewWidth);
212     void UpdateCloseIndicator (const bool bIsIndicatorVisible);
213 
214     /** Typically called when a panel is focused via keyboard.
215         Tries to scroll the deck up or down to make the given panel
216         completely visible.
217     */
218     void ShowPanel (const Panel& rPanel);
219 
220     Context GetCurrentContext (void) const;
221 
222     virtual void SAL_CALL disposing (void);
223 };
224 
225 
226 } } // end of namespace sfx2::sidebar
227 
228 #endif
229