sdext/source/presenter/PresenterPaneBorderManager.hxx

   1 /*************************************************************************
   2  *
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * Copyright 2008 by Sun Microsystems, Inc.
   6  *
   7  * OpenOffice.org - a multi-platform office productivity suite
   8  *
   9  * $RCSfile: PresenterPaneBorderManager.hxx,v $
  10  *
  11  * $Revision: 1.4 $
  12  *
  13  * This file is part of OpenOffice.org.
  14  *
  15  * OpenOffice.org is free software: you can redistribute it and/or modify
  16  * it under the terms of the GNU Lesser General Public License version 3
  17  * only, as published by the Free Software Foundation.
  18  *
  19  * OpenOffice.org is distributed in the hope that it will be useful,
  20  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  22  * GNU Lesser General Public License version 3 for more details
  23  * (a copy is included in the LICENSE file that accompanied this code).
  24  *
  25  * You should have received a copy of the GNU Lesser General Public License
  26  * version 3 along with OpenOffice.org.  If not, see
  27  * <http://www.openoffice.org/license.html>
  28  * for a copy of the LGPLv3 License.
  29  *
  30  ************************************************************************/
  31
  32 #ifndef SDEXT_PRESENTER_PRESENTER_PANE_BORDER_MANAGER_HXX
  33 #define SDEXT_PRESENTER_PRESENTER_PANE_BORDER_MANAGER_HXX
  34
  35 // The body of this file is only used when PresenterWindowManager defines
  36 // the preprocessor symbol ENABLE_PANE_RESIZING, which by default is not the
  37 // case.
  38 #ifdef ENABLE_PANE_RESIZING
  39
  40 #include <cppuhelper/basemutex.hxx>
  41 #include <cppuhelper/compbase3.hxx>
  42 #include <com/sun/star/awt/Point.hpp>
  43 #include <com/sun/star/awt/Size.hpp>
  44 #include <com/sun/star/awt/XGraphics.hpp>
  45 #include <com/sun/star/awt/XMouseListener.hpp>
  46 #include <com/sun/star/awt/XMouseMotionListener.hpp>
  47 #include <com/sun/star/awt/XPointer.hpp>
  48 #include <com/sun/star/awt/XWindowListener.hpp>
  49 #include <com/sun/star/container/XChild.hpp>
  50 #include <com/sun/star/drawing/XPresenterHelper.hpp>
  51 #include <com/sun/star/drawing/framework/XPane.hpp>
  52 #include <com/sun/star/lang/XInitialization.hpp>
  53 #include <com/sun/star/uno/XComponentContext.hpp>
  54 #include <com/sun/star/rendering/XCanvas.hpp>
  55 #include <rtl/ref.hxx>
  56 #include <tools/svborder.hxx>
  57 #include <boost/noncopyable.hpp>
  58 #include <boost/shared_ptr.hpp>
  59
  60 namespace css = ::com::sun::star;
  61
  62
  63 namespace sdext { namespace presenter {
  64
  65 class PresenterController;
  66
  67 namespace {
  68     typedef ::cppu::WeakComponentImplHelper3 <
  69         css::lang::XInitialization,
  70         css::awt::XMouseListener,
  71         css::awt::XMouseMotionListener
  72     > PresenterPaneBorderManagerInterfaceBase;
  73 }
  74
  75
  76 /** Manage the interactive moving and resizing of panes.
  77 */
  78 class PresenterPaneBorderManager
  79     : private ::boost::noncopyable,
  80       protected ::cppu::BaseMutex,
  81       public PresenterPaneBorderManagerInterfaceBase
  82 {
  83 public:
  84     PresenterPaneBorderManager (
  85         const css::uno::Reference<css::uno::XComponentContext>& rxContext,
  86         const ::rtl::Reference<PresenterController>& rpPresenterController);
  87     virtual ~PresenterPaneBorderManager (void);
  88
  89     virtual void SAL_CALL disposing (void);
  90
  91
  92     static ::rtl::OUString getImplementationName_static (void);
  93     static css::uno::Sequence< ::rtl::OUString > getSupportedServiceNames_static (void);
  94     static css::uno::Reference<css::uno::XInterface> Create(
  95         const css::uno::Reference<css::uno::XComponentContext>& rxContext)
  96         SAL_THROW((css::uno::Exception));
  97
  98
  99     // XInitialization
 100
 101     virtual void SAL_CALL initialize (const css::uno::Sequence<css::uno::Any>& rArguments)
 102         throw (css::uno::Exception, css::uno::RuntimeException);
 103
 104
 105     // XMouseListener
 106
 107     virtual void SAL_CALL mousePressed (const css::awt::MouseEvent& rEvent)
 108         throw (css::uno::RuntimeException);
 109
 110     virtual void SAL_CALL mouseReleased (const css::awt::MouseEvent& rEvent)
 111         throw (css::uno::RuntimeException);
 112
 113     virtual void SAL_CALL mouseEntered (const css::awt::MouseEvent& rEvent)
 114         throw (css::uno::RuntimeException);
 115
 116     virtual void SAL_CALL mouseExited (const css::awt::MouseEvent& rEvent)
 117         throw (css::uno::RuntimeException);
 118
 119
 120     // XMouseMotionListener
 121
 122     virtual void SAL_CALL mouseMoved (const css::awt::MouseEvent& rEvent)
 123         throw (css::uno::RuntimeException);
 124
 125     virtual void SAL_CALL mouseDragged (const css::awt::MouseEvent& rEvent)
 126         throw (css::uno::RuntimeException);
 127
 128
 129     // lang::XEventListener
 130     virtual void SAL_CALL disposing (const css::lang::EventObject& rEvent)
 131         throw (css::uno::RuntimeException);
 132
 133
 134 private:
 135     enum BorderElement { Top, TopLeft, TopRight, Left, Right, BottomLeft, BottomRight, Bottom,
 136                          Content, Outside };
 137
 138     ::rtl::Reference<PresenterController> mpPresenterController;
 139     css::uno::Reference<css::uno::XComponentContext> mxComponentContext;
 140     css::uno::Reference<css::drawing::XPresenterHelper> mxPresenterHelper;
 141     /** The parent window is stored so that it can be invalidated when one
 142         of its children is resized or moved.  It is assumed to be the parent
 143         window of all outer windows stored in maWindowList.
 144     */
 145     css::uno::Reference<css::awt::XWindow> mxParentWindow;
 146     typedef ::std::pair<css::uno::Reference<css::awt::XWindow>,
 147         css::uno::Reference<css::awt::XWindow> > WindowDescriptor;
 148     typedef ::std::vector<WindowDescriptor> WindowList;
 149     WindowList maWindowList;
 150
 151     sal_Int32 mnPointerType;
 152     css::awt::Point maDragAnchor;
 153     BorderElement meDragType;
 154     css::uno::Reference<css::awt::XWindow> mxOuterDragWindow;
 155     css::uno::Reference<css::awt::XWindow> mxInnerDragWindow;
 156     css::uno::Reference<css::awt::XPointer> mxPointer;
 157
 158     BorderElement ClassifyBorderElementUnderMouse (
 159         const css::uno::Reference<css::awt::XWindow>& rxOuterDragWindow,
 160         const css::uno::Reference<css::awt::XWindow>& rxInnerDragWindow,
 161         const css::awt::Point aPosition) const;
 162     void CreateWindows (const css::uno::Reference<css::awt::XWindow>& rxParentWindow);
 163     void CaptureMouse (const css::uno::Reference<css::awt::XWindow>& rxWindow);
 164     void ReleaseMouse (const css::uno::Reference<css::awt::XWindow>& rxWindow);
 165
 166     /** This method throws a DisposedException when the object has already been
 167         disposed.
 168     */
 169     void ThrowIfDisposed (void)
 170         throw (css::lang::DisposedException);
 171 };
 172
 173 } } // end of namespace ::sd::presenter
 174
 175 #endif // ENABLE_PANE_RESIZING
 176
 177 #endif
 178