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21 
22 
23 
24 #ifndef SDEXT_PRESENTER_VIEW_FACTORY_HXX
25 #define SDEXT_PRESENTER_VIEW_FACTORY_HXX
26 
27 #include "PresenterController.hxx"
28 #include <cppuhelper/compbase1.hxx>
29 #include <cppuhelper/basemutex.hxx>
30 #include <com/sun/star/lang/XInitialization.hpp>
31 #include <com/sun/star/drawing/framework/XConfigurationController.hpp>
32 #include <com/sun/star/drawing/framework/XResourceFactory.hpp>
33 #include <com/sun/star/drawing/framework/XView.hpp>
34 #include <com/sun/star/frame/XFrame.hpp>
35 #include <com/sun/star/uno/XComponentContext.hpp>
36 #include <rtl/ref.hxx>
37 #include <boost/scoped_ptr.hpp>
38 
39 namespace css = ::com::sun::star;
40 
41 namespace sdext { namespace presenter {
42 
43 class PresenterPaneContainer;
44 
45 namespace {
46     typedef ::cppu::WeakComponentImplHelper1 <
47         css::drawing::framework::XResourceFactory
48     > PresenterViewFactoryInterfaceBase;
49 }
50 
51 /** Base class for presenter views that allows the view factory to store
52     them in a cache and reuse deactivated views.
53 */
54 class CachablePresenterView
55 {
56 public:
57     virtual void ActivatePresenterView (void);
58 
59     /** Called when the view is put into a cache.  The view must not paint
60         itself while being deactive.
61     */
62     virtual void DeactivatePresenterView (void);
63 
64     /** Called before the view is disposed.  This gives the view the
65         oportunity to trigger actions that may lead to (synchronous)
66         callbacks that do not result in DisposedExceptions.
67     */
68     virtual void ReleaseView (void);
69 
70 protected:
71     bool mbIsPresenterViewActive;
72 
73     CachablePresenterView (void);
74 };
75 
76 
77 
78 
79 /** Factory of the presenter screen specific views.  The supported set of
80     views includes:
81         a life view of the current slide,
82         a static preview of the next slide,
83         the notes of the current slide,
84         a tool bar
85 */
86 class PresenterViewFactory
87     : public ::cppu::BaseMutex,
88       public PresenterViewFactoryInterfaceBase
89 {
90 public:
91     static const ::rtl::OUString msCurrentSlidePreviewViewURL;
92     static const ::rtl::OUString msNextSlidePreviewViewURL;
93     static const ::rtl::OUString msNotesViewURL;
94     static const ::rtl::OUString msToolBarViewURL;
95     static const ::rtl::OUString msSlideSorterURL;
96     static const ::rtl::OUString msHelpViewURL;
97 
98     /** Create a new instance of this class and register it as resource
99         factory in the drawing framework of the given controller.
100         This registration keeps it alive.  When the drawing framework is
101         shut down and releases its reference to the factory then the factory
102         is destroyed.
103     */
104     static css::uno::Reference<css::drawing::framework::XResourceFactory> Create (
105         const css::uno::Reference<css::uno::XComponentContext>& rxContext,
106         const css::uno::Reference<css::frame::XController>& rxController,
107         const ::rtl::Reference<PresenterController>& rpPresenterController);
108     virtual ~PresenterViewFactory (void);
109 
110     static ::rtl::OUString getImplementationName_static (void);
111     static css::uno::Sequence< ::rtl::OUString > getSupportedServiceNames_static (void);
112     static css::uno::Reference<css::uno::XInterface> Create(
113         const css::uno::Reference<css::uno::XComponentContext>& rxContext)
114         SAL_THROW((css::uno::Exception));
115 
116     virtual void SAL_CALL disposing (void)
117         throw (css::uno::RuntimeException);
118 
119 
120     // XResourceFactory
121 
122     virtual css::uno::Reference<css::drawing::framework::XResource>
123         SAL_CALL createResource (
124             const css::uno::Reference<css::drawing::framework::XResourceId>& rxViewId)
125         throw (css::uno::RuntimeException);
126 
127     virtual void SAL_CALL
128         releaseResource (
129             const css::uno::Reference<css::drawing::framework::XResource>& rxPane)
130         throw (css::uno::RuntimeException);
131 
132 private:
133     css::uno::Reference<css::uno::XComponentContext> mxComponentContext;
134     css::uno::Reference<css::drawing::framework::XConfigurationController>
135         mxConfigurationController;
136     css::uno::WeakReference<css::frame::XController> mxControllerWeak;
137     ::rtl::Reference<PresenterController> mpPresenterController;
138     typedef ::std::pair<css::uno::Reference<css::drawing::framework::XView>,
139         css::uno::Reference<css::drawing::framework::XPane> > ViewResourceDescriptor;
140     typedef ::std::map<rtl::OUString, ViewResourceDescriptor> ResourceContainer;
141     ::boost::scoped_ptr<ResourceContainer> mpResourceCache;
142 
143     PresenterViewFactory (
144         const css::uno::Reference<css::uno::XComponentContext>& rxContext,
145         const css::uno::Reference<css::frame::XController>& rxController,
146         const ::rtl::Reference<PresenterController>& rpPresenterController);
147 
148     void Register (const css::uno::Reference<css::frame::XController>& rxController);
149 
150     css::uno::Reference<css::drawing::framework::XView> CreateSlideShowView(
151         const css::uno::Reference<css::drawing::framework::XResourceId>& rxViewId) const;
152 
153     css::uno::Reference<css::drawing::framework::XView> CreateSlidePreviewView(
154         const css::uno::Reference<css::drawing::framework::XResourceId>& rxViewId,
155         const css::uno::Reference<css::drawing::framework::XPane>& rxPane) const;
156 
157     css::uno::Reference<css::drawing::framework::XView> CreateToolBarView(
158         const css::uno::Reference<css::drawing::framework::XResourceId>& rxViewId) const;
159 
160     css::uno::Reference<css::drawing::framework::XView> CreateNotesView(
161         const css::uno::Reference<css::drawing::framework::XResourceId>& rxViewId,
162         const css::uno::Reference<css::drawing::framework::XPane>& rxPane) const;
163 
164     css::uno::Reference<css::drawing::framework::XView> CreateSlideSorterView(
165         const css::uno::Reference<css::drawing::framework::XResourceId>& rxViewId) const;
166 
167     css::uno::Reference<css::drawing::framework::XView> CreateHelpView(
168         const css::uno::Reference<css::drawing::framework::XResourceId>& rxViewId) const;
169 
170     css::uno::Reference<css::drawing::framework::XResource> GetViewFromCache (
171         const css::uno::Reference<css::drawing::framework::XResourceId>& rxViewId,
172         const css::uno::Reference<css::drawing::framework::XPane>& rxAnchorPane) const;
173     css::uno::Reference<css::drawing::framework::XResource> CreateView(
174         const css::uno::Reference<css::drawing::framework::XResourceId>& rxViewId,
175         const css::uno::Reference<css::drawing::framework::XPane>& rxAnchorPane);
176 
177     void ThrowIfDisposed (void) const throw (::com::sun::star::lang::DisposedException);
178 };
179 
180 } }
181 
182 #endif
183