sdext/source/presenter/PresenterPaneBorderManager.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  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 .
  18  */
  19
  20 #ifndef INCLUDED_SDEXT_SOURCE_PRESENTER_PRESENTERPANEBORDERMANAGER_HXX
  21 #define INCLUDED_SDEXT_SOURCE_PRESENTER_PRESENTERPANEBORDERMANAGER_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
  46 namespace sdext { namespace presenter {
  47
  48 class PresenterController;
  49
  50 namespace {
  51     typedef ::cppu::WeakComponentImplHelper3 <
  52         css::lang::XInitialization,
  53         css::awt::XMouseListener,
  54         css::awt::XMouseMotionListener
  55     > PresenterPaneBorderManagerInterfaceBase;
  56 }
  57
  58 /** Manage the interactive moving and resizing of panes.
  59 */
  60 class PresenterPaneBorderManager
  61     : private ::boost::noncopyable,
  62       protected ::cppu::BaseMutex,
  63       public PresenterPaneBorderManagerInterfaceBase
  64 {
  65 public:
  66     PresenterPaneBorderManager (
  67         const css::uno::Reference<css::uno::XComponentContext>& rxContext,
  68         const ::rtl::Reference<PresenterController>& rpPresenterController);
  69     virtual ~PresenterPaneBorderManager();
  70
  71     virtual void SAL_CALL disposing();
  72
  73     static OUString getImplementationName_static();
  74     static css::uno::Sequence< OUString > getSupportedServiceNames_static();
  75     static css::uno::Reference<css::uno::XInterface> Create(
  76         const css::uno::Reference<css::uno::XComponentContext>& rxContext);
  77
  78     // XInitialization
  79
  80     virtual void SAL_CALL initialize (const css::uno::Sequence<css::uno::Any>& rArguments)
  81         throw (css::uno::Exception, css::uno::RuntimeException);
  82
  83     // XMouseListener
  84
  85     virtual void SAL_CALL mousePressed (const css::awt::MouseEvent& rEvent)
  86         throw (css::uno::RuntimeException);
  87
  88     virtual void SAL_CALL mouseReleased (const css::awt::MouseEvent& rEvent)
  89         throw (css::uno::RuntimeException);
  90
  91     virtual void SAL_CALL mouseEntered (const css::awt::MouseEvent& rEvent)
  92         throw (css::uno::RuntimeException);
  93
  94     virtual void SAL_CALL mouseExited (const css::awt::MouseEvent& rEvent)
  95         throw (css::uno::RuntimeException);
  96
  97     // XMouseMotionListener
  98
  99     virtual void SAL_CALL mouseMoved (const css::awt::MouseEvent& rEvent)
 100         throw (css::uno::RuntimeException);
 101
 102     virtual void SAL_CALL mouseDragged (const css::awt::MouseEvent& rEvent)
 103         throw (css::uno::RuntimeException);
 104
 105     // lang::XEventListener
 106     virtual void SAL_CALL disposing (const css::lang::EventObject& rEvent)
 107         throw (css::uno::RuntimeException);
 108
 109 private:
 110     enum BorderElement { Top, TopLeft, TopRight, Left, Right, BottomLeft, BottomRight, Bottom,
 111                          Content, Outside };
 112
 113     ::rtl::Reference<PresenterController> mpPresenterController;
 114     css::uno::Reference<css::uno::XComponentContext> mxComponentContext;
 115     css::uno::Reference<css::drawing::XPresenterHelper> mxPresenterHelper;
 116     /** The parent window is stored so that it can be invalidated when one
 117         of its children is resized or moved.  It is assumed to be the parent
 118         window of all outer windows stored in maWindowList.
 119     */
 120     css::uno::Reference<css::awt::XWindow> mxParentWindow;
 121     typedef ::std::pair<css::uno::Reference<css::awt::XWindow>,
 122         css::uno::Reference<css::awt::XWindow> > WindowDescriptor;
 123     typedef ::std::vector<WindowDescriptor> WindowList;
 124     WindowList maWindowList;
 125
 126     sal_Int32 mnPointerType;
 127     css::awt::Point maDragAnchor;
 128     BorderElement meDragType;
 129     css::uno::Reference<css::awt::XWindow> mxOuterDragWindow;
 130     css::uno::Reference<css::awt::XWindow> mxInnerDragWindow;
 131     css::uno::Reference<css::awt::XPointer> mxPointer;
 132
 133     BorderElement ClassifyBorderElementUnderMouse (
 134         const css::uno::Reference<css::awt::XWindow>& rxOuterDragWindow,
 135         const css::uno::Reference<css::awt::XWindow>& rxInnerDragWindow,
 136         const css::awt::Point aPosition) const;
 137     void CreateWindows (const css::uno::Reference<css::awt::XWindow>& rxParentWindow);
 138     void CaptureMouse (const css::uno::Reference<css::awt::XWindow>& rxWindow);
 139     void ReleaseMouse (const css::uno::Reference<css::awt::XWindow>& rxWindow);
 140
 141     /** This method throws a DisposedException when the object has already been
 142         disposed.
 143     */
 144     void ThrowIfDisposed()
 145         throw (css::lang::DisposedException);
 146 };
 147
 148 } } // end of namespace ::sd::presenter
 149
 150 #endif // ENABLE_PANE_RESIZING
 151
 152 #endif
 153
 154 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */