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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         const Context& rContext);
174     SharedPanel CreatePanel (
175         const ::rtl::OUString& rsPanelId,
176         ::Window* pParentWindow,
177         const bool bIsInitiallyExpanded,
178         const Context& rContext);
179     void SwitchToDeck (
180         const DeckDescriptor& rDeckDescriptor,
181         const Context& rContext);
182     void ShowPopupMenu (
183         const Rectangle& rButtonBox,
184         const ::std::vector<TabBar::DeckMenuData>& rDeckSelectionData,
185         const ::std::vector<TabBar::DeckMenuData>& rDeckShowData) const;
186     void ShowDetailMenu (const ::rtl::OUString& rsMenuCommand) const;
187     ::boost::shared_ptr<PopupMenu> CreatePopupMenu (
188         const ::std::vector<TabBar::DeckMenuData>& rDeckSelectionData,
189         const ::std::vector<TabBar::DeckMenuData>& rDeckShowData) const;
190     DECL_LINK(OnMenuItemSelected, Menu*);
191     void BroadcastPropertyChange (void);
192 
193     /** The close of the deck changes the width of the child window.
194         That is only possible if there is no other docking window docked above or below the sidebar.
195         Return whether the width of the child window can be modified.
196     */
197     bool CanModifyChildWindowWidth (void);
198 
199     /** Set the child window container to a new width.
200         Return the old width.
201     */
202     sal_Int32 SetChildWindowWidth (const sal_Int32 nNewWidth);
203 
204     /** Update the icons displayed in the title bars of the deck and
205         the panels.  This is called once when a deck is created and
206         every time when a data change event is processed.
207     */
208     void UpdateTitleBarIcons (void);
209 
210     void UpdateDeckOpenState (void);
211     void RestrictWidth (void);
212     SfxSplitWindow* GetSplitWindow (void);
213     void ProcessNewWidth (const sal_Int32 nNewWidth);
214     void UpdateCloseIndicator (const bool bIsIndicatorVisible);
215 
216     /** Typically called when a panel is focused via keyboard.
217         Tries to scroll the deck up or down to make the given panel
218         completely visible.
219     */
220     void ShowPanel (const Panel& rPanel);
221 
222     Context GetCurrentContext (void) const;
223 
224     virtual void SAL_CALL disposing (void);
225 };
226 
227 
228 } } // end of namespace sfx2::sidebar
229 
230 #endif
231