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21 
22 
23 
24 #ifndef SDEXT_PRESENTER_PRESENTER_PANE_BORDER_MANAGER_HXX
25 #define SDEXT_PRESENTER_PRESENTER_PANE_BORDER_MANAGER_HXX
26 
27 // The body of this file is only used when PresenterWindowManager defines
28 // the preprocessor symbol ENABLE_PANE_RESIZING, which by default is not the
29 // case.
30 #ifdef ENABLE_PANE_RESIZING
31 
32 #include <cppuhelper/basemutex.hxx>
33 #include <cppuhelper/compbase3.hxx>
34 #include <com/sun/star/awt/Point.hpp>
35 #include <com/sun/star/awt/Size.hpp>
36 #include <com/sun/star/awt/XGraphics.hpp>
37 #include <com/sun/star/awt/XMouseListener.hpp>
38 #include <com/sun/star/awt/XMouseMotionListener.hpp>
39 #include <com/sun/star/awt/XPointer.hpp>
40 #include <com/sun/star/awt/XWindowListener.hpp>
41 #include <com/sun/star/container/XChild.hpp>
42 #include <com/sun/star/drawing/XPresenterHelper.hpp>
43 #include <com/sun/star/drawing/framework/XPane.hpp>
44 #include <com/sun/star/lang/XInitialization.hpp>
45 #include <com/sun/star/uno/XComponentContext.hpp>
46 #include <com/sun/star/rendering/XCanvas.hpp>
47 #include <rtl/ref.hxx>
48 #include <tools/svborder.hxx>
49 #include <boost/noncopyable.hpp>
50 #include <boost/shared_ptr.hpp>
51 
52 namespace css = ::com::sun::star;
53 
54 
55 namespace sdext { namespace presenter {
56 
57 class PresenterController;
58 
59 namespace {
60     typedef ::cppu::WeakComponentImplHelper3 <
61         css::lang::XInitialization,
62         css::awt::XMouseListener,
63         css::awt::XMouseMotionListener
64     > PresenterPaneBorderManagerInterfaceBase;
65 }
66 
67 
68 /** Manage the interactive moving and resizing of panes.
69 */
70 class PresenterPaneBorderManager
71     : private ::boost::noncopyable,
72       protected ::cppu::BaseMutex,
73       public PresenterPaneBorderManagerInterfaceBase
74 {
75 public:
76     PresenterPaneBorderManager (
77         const css::uno::Reference<css::uno::XComponentContext>& rxContext,
78         const ::rtl::Reference<PresenterController>& rpPresenterController);
79     virtual ~PresenterPaneBorderManager (void);
80 
81     virtual void SAL_CALL disposing (void);
82 
83 
84     static ::rtl::OUString getImplementationName_static (void);
85     static css::uno::Sequence< ::rtl::OUString > getSupportedServiceNames_static (void);
86     static css::uno::Reference<css::uno::XInterface> Create(
87         const css::uno::Reference<css::uno::XComponentContext>& rxContext)
88         SAL_THROW((css::uno::Exception));
89 
90 
91     // XInitialization
92 
93     virtual void SAL_CALL initialize (const css::uno::Sequence<css::uno::Any>& rArguments)
94         throw (css::uno::Exception, css::uno::RuntimeException);
95 
96 
97     // XMouseListener
98 
99     virtual void SAL_CALL mousePressed (const css::awt::MouseEvent& rEvent)
100         throw (css::uno::RuntimeException);
101 
102     virtual void SAL_CALL mouseReleased (const css::awt::MouseEvent& rEvent)
103         throw (css::uno::RuntimeException);
104 
105     virtual void SAL_CALL mouseEntered (const css::awt::MouseEvent& rEvent)
106         throw (css::uno::RuntimeException);
107 
108     virtual void SAL_CALL mouseExited (const css::awt::MouseEvent& rEvent)
109         throw (css::uno::RuntimeException);
110 
111 
112     // XMouseMotionListener
113 
114     virtual void SAL_CALL mouseMoved (const css::awt::MouseEvent& rEvent)
115         throw (css::uno::RuntimeException);
116 
117     virtual void SAL_CALL mouseDragged (const css::awt::MouseEvent& rEvent)
118         throw (css::uno::RuntimeException);
119 
120 
121     // lang::XEventListener
122     virtual void SAL_CALL disposing (const css::lang::EventObject& rEvent)
123         throw (css::uno::RuntimeException);
124 
125 
126 private:
127     enum BorderElement { Top, TopLeft, TopRight, Left, Right, BottomLeft, BottomRight, Bottom,
128                          Content, Outside };
129 
130     ::rtl::Reference<PresenterController> mpPresenterController;
131     css::uno::Reference<css::uno::XComponentContext> mxComponentContext;
132     css::uno::Reference<css::drawing::XPresenterHelper> mxPresenterHelper;
133     /** The parent window is stored so that it can be invalidated when one
134         of its children is resized or moved.  It is assumed to be the parent
135         window of all outer windows stored in maWindowList.
136     */
137     css::uno::Reference<css::awt::XWindow> mxParentWindow;
138     typedef ::std::pair<css::uno::Reference<css::awt::XWindow>,
139         css::uno::Reference<css::awt::XWindow> > WindowDescriptor;
140     typedef ::std::vector<WindowDescriptor> WindowList;
141     WindowList maWindowList;
142 
143     sal_Int32 mnPointerType;
144     css::awt::Point maDragAnchor;
145     BorderElement meDragType;
146     css::uno::Reference<css::awt::XWindow> mxOuterDragWindow;
147     css::uno::Reference<css::awt::XWindow> mxInnerDragWindow;
148     css::uno::Reference<css::awt::XPointer> mxPointer;
149 
150     BorderElement ClassifyBorderElementUnderMouse (
151         const css::uno::Reference<css::awt::XWindow>& rxOuterDragWindow,
152         const css::uno::Reference<css::awt::XWindow>& rxInnerDragWindow,
153         const css::awt::Point aPosition) const;
154     void CreateWindows (const css::uno::Reference<css::awt::XWindow>& rxParentWindow);
155     void CaptureMouse (const css::uno::Reference<css::awt::XWindow>& rxWindow);
156     void ReleaseMouse (const css::uno::Reference<css::awt::XWindow>& rxWindow);
157 
158     /** This method throws a DisposedException when the object has already been
159         disposed.
160     */
161     void ThrowIfDisposed (void)
162         throw (css::lang::DisposedException);
163 };
164 
165 } } // end of namespace ::sd::presenter
166 
167 #endif // ENABLE_PANE_RESIZING
168 
169 #endif
170 
171