sdext/source/presenter/PresenterPaneBorderManager.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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   9  * This file incorporates work covered by the following license notice:
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  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 .
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  19
  20 #ifndef SDEXT_PRESENTER_PRESENTER_PANE_BORDER_MANAGER_HXX
  21 #define SDEXT_PRESENTER_PRESENTER_PANE_BORDER_MANAGER_HXX
  22
  23 // The body of this file is only used when PresenterWindowManager defines
  24 // the preprocessor symbol ENABLE_PANE_RESIZING, which by default is not the
  25 // case.
  26 #ifdef ENABLE_PANE_RESIZING
  27
  28 #include <cppuhelper/basemutex.hxx>
  29 #include <cppuhelper/compbase3.hxx>
  30 #include <com/sun/star/awt/Point.hpp>
  31 #include <com/sun/star/awt/Size.hpp>
  32 #include <com/sun/star/awt/XGraphics.hpp>
  33 #include <com/sun/star/awt/XMouseListener.hpp>
  34 #include <com/sun/star/awt/XMouseMotionListener.hpp>
  35 #include <com/sun/star/awt/XPointer.hpp>
  36 #include <com/sun/star/awt/XWindowListener.hpp>
  37 #include <com/sun/star/container/XChild.hpp>
  38 #include <com/sun/star/drawing/XPresenterHelper.hpp>
  39 #include <com/sun/star/drawing/framework/XPane.hpp>
  40 #include <com/sun/star/lang/XInitialization.hpp>
  41 #include <com/sun/star/uno/XComponentContext.hpp>
  42 #include <com/sun/star/rendering/XCanvas.hpp>
  43 #include <rtl/ref.hxx>
  44 #include <boost/noncopyable.hpp>
  45 #include <boost/shared_ptr.hpp>
  46
  47 namespace sdext { namespace presenter {
  48
  49 class PresenterController;
  50
  51 namespace {
  52     typedef ::cppu::WeakComponentImplHelper3 <
  53         css::lang::XInitialization,
  54         css::awt::XMouseListener,
  55         css::awt::XMouseMotionListener
  56     > PresenterPaneBorderManagerInterfaceBase;
  57 }
  58
  59 /** Manage the interactive moving and resizing of panes.
  60 */
  61 class PresenterPaneBorderManager
  62     : private ::boost::noncopyable,
  63       protected ::cppu::BaseMutex,
  64       public PresenterPaneBorderManagerInterfaceBase
  65 {
  66 public:
  67     PresenterPaneBorderManager (
  68         const css::uno::Reference<css::uno::XComponentContext>& rxContext,
  69         const ::rtl::Reference<PresenterController>& rpPresenterController);
  70     virtual ~PresenterPaneBorderManager (void);
  71
  72     virtual void SAL_CALL disposing (void);
  73
  74     static OUString getImplementationName_static (void);
  75     static css::uno::Sequence< OUString > getSupportedServiceNames_static (void);
  76     static css::uno::Reference<css::uno::XInterface> Create(
  77         const css::uno::Reference<css::uno::XComponentContext>& rxContext)
  78         SAL_THROW((css::uno::Exception));
  79
  80     // XInitialization
  81
  82     virtual void SAL_CALL initialize (const css::uno::Sequence<css::uno::Any>& rArguments)
  83         throw (css::uno::Exception, css::uno::RuntimeException);
  84
  85     // XMouseListener
  86
  87     virtual void SAL_CALL mousePressed (const css::awt::MouseEvent& rEvent)
  88         throw (css::uno::RuntimeException);
  89
  90     virtual void SAL_CALL mouseReleased (const css::awt::MouseEvent& rEvent)
  91         throw (css::uno::RuntimeException);
  92
  93     virtual void SAL_CALL mouseEntered (const css::awt::MouseEvent& rEvent)
  94         throw (css::uno::RuntimeException);
  95
  96     virtual void SAL_CALL mouseExited (const css::awt::MouseEvent& rEvent)
  97         throw (css::uno::RuntimeException);
  98
  99     // XMouseMotionListener
 100
 101     virtual void SAL_CALL mouseMoved (const css::awt::MouseEvent& rEvent)
 102         throw (css::uno::RuntimeException);
 103
 104     virtual void SAL_CALL mouseDragged (const css::awt::MouseEvent& rEvent)
 105         throw (css::uno::RuntimeException);
 106
 107     // lang::XEventListener
 108     virtual void SAL_CALL disposing (const css::lang::EventObject& rEvent)
 109         throw (css::uno::RuntimeException);
 110
 111 private:
 112     enum BorderElement { Top, TopLeft, TopRight, Left, Right, BottomLeft, BottomRight, Bottom,
 113                          Content, Outside };
 114
 115     ::rtl::Reference<PresenterController> mpPresenterController;
 116     css::uno::Reference<css::uno::XComponentContext> mxComponentContext;
 117     css::uno::Reference<css::drawing::XPresenterHelper> mxPresenterHelper;
 118     /** The parent window is stored so that it can be invalidated when one
 119         of its children is resized or moved.  It is assumed to be the parent
 120         window of all outer windows stored in maWindowList.
 121     */
 122     css::uno::Reference<css::awt::XWindow> mxParentWindow;
 123     typedef ::std::pair<css::uno::Reference<css::awt::XWindow>,
 124         css::uno::Reference<css::awt::XWindow> > WindowDescriptor;
 125     typedef ::std::vector<WindowDescriptor> WindowList;
 126     WindowList maWindowList;
 127
 128     sal_Int32 mnPointerType;
 129     css::awt::Point maDragAnchor;
 130     BorderElement meDragType;
 131     css::uno::Reference<css::awt::XWindow> mxOuterDragWindow;
 132     css::uno::Reference<css::awt::XWindow> mxInnerDragWindow;
 133     css::uno::Reference<css::awt::XPointer> mxPointer;
 134
 135     BorderElement ClassifyBorderElementUnderMouse (
 136         const css::uno::Reference<css::awt::XWindow>& rxOuterDragWindow,
 137         const css::uno::Reference<css::awt::XWindow>& rxInnerDragWindow,
 138         const css::awt::Point aPosition) const;
 139     void CreateWindows (const css::uno::Reference<css::awt::XWindow>& rxParentWindow);
 140     void CaptureMouse (const css::uno::Reference<css::awt::XWindow>& rxWindow);
 141     void ReleaseMouse (const css::uno::Reference<css::awt::XWindow>& rxWindow);
 142
 143     /** This method throws a DisposedException when the object has already been
 144         disposed.
 145     */
 146     void ThrowIfDisposed (void)
 147         throw (css::lang::DisposedException);
 148 };
 149
 150 } } // end of namespace ::sd::presenter
 151
 152 #endif // ENABLE_PANE_RESIZING
 153
 154 #endif
 155
 156 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */