1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 #ifndef SDEXT_PRESENTER_HELP_VIEW_HXX 25 #define SDEXT_PRESENTER_HELP_VIEW_HXX 26 27 #include "PresenterController.hxx" 28 #include <cppuhelper/basemutex.hxx> 29 #include <cppuhelper/compbase3.hxx> 30 #include <com/sun/star/awt/XPaintListener.hpp> 31 #include <com/sun/star/awt/XWindowListener.hpp> 32 #include <com/sun/star/drawing/framework/XView.hpp> 33 #include <com/sun/star/drawing/framework/XResourceId.hpp> 34 #include <com/sun/star/frame/XController.hpp> 35 #include <com/sun/star/rendering/XSpriteCanvas.hpp> 36 37 namespace css = ::com::sun::star; 38 39 namespace { 40 typedef cppu::WeakComponentImplHelper3< 41 css::drawing::framework::XView, 42 css::awt::XWindowListener, 43 css::awt::XPaintListener 44 > PresenterHelpViewInterfaceBase; 45 } 46 47 namespace sdext { namespace presenter { 48 49 class PresenterButton; 50 51 /** Show help text that describes the defined keys. 52 */ 53 class PresenterHelpView 54 : private ::cppu::BaseMutex, 55 public PresenterHelpViewInterfaceBase 56 { 57 public: 58 explicit PresenterHelpView ( 59 const css::uno::Reference<css::uno::XComponentContext>& rxContext, 60 const css::uno::Reference<css::drawing::framework::XResourceId>& rxViewId, 61 const css::uno::Reference<css::frame::XController>& rxController, 62 const ::rtl::Reference<PresenterController>& rpPresenterController); 63 virtual ~PresenterHelpView (void); 64 65 virtual void SAL_CALL disposing (void); 66 67 // lang::XEventListener 68 69 virtual void SAL_CALL 70 disposing (const css::lang::EventObject& rEventObject); 71 72 73 // XWindowListener 74 75 virtual void SAL_CALL windowResized (const css::awt::WindowEvent& rEvent); 76 77 virtual void SAL_CALL windowMoved (const css::awt::WindowEvent& rEvent); 78 79 virtual void SAL_CALL windowShown (const css::lang::EventObject& rEvent); 80 81 virtual void SAL_CALL windowHidden (const css::lang::EventObject& rEvent); 82 83 84 // XPaintListener 85 86 virtual void SAL_CALL windowPaint (const css::awt::PaintEvent& rEvent); 87 88 89 // XResourceId 90 91 virtual css::uno::Reference<css::drawing::framework::XResourceId> SAL_CALL getResourceId (void); 92 93 virtual sal_Bool SAL_CALL isAnchorOnly (void); 94 95 private: 96 class TextContainer; 97 98 css::uno::Reference<css::uno::XComponentContext> mxComponentContext; 99 css::uno::Reference<css::drawing::framework::XResourceId> mxViewId; 100 css::uno::Reference<css::drawing::framework::XPane> mxPane; 101 css::uno::Reference<css::awt::XWindow> mxWindow; 102 css::uno::Reference<css::rendering::XCanvas> mxCanvas; 103 ::rtl::Reference<PresenterController> mpPresenterController; 104 PresenterTheme::SharedFontDescriptor mpFont; 105 ::boost::scoped_ptr<TextContainer> mpTextContainer; 106 ::rtl::Reference<PresenterButton> mpCloseButton; 107 sal_Int32 mnSeparatorY; 108 sal_Int32 mnMaximalWidth; 109 110 void ProvideCanvas (void); 111 void Resize (void); 112 void Paint (const css::awt::Rectangle& rRedrawArea); 113 void ReadHelpStrings (void); 114 void ProcessString ( 115 const css::uno::Reference<css::beans::XPropertySet>& rsProperties); 116 117 /** Find a font size, so that all text can be displayed at the same 118 time. 119 */ 120 void CheckFontSize (void); 121 122 /** This method throws a DisposedException when the object has already been 123 disposed. 124 */ 125 void ThrowIfDisposed (void); 126 }; 127 128 } } // end of namespace ::sdext::presenter 129 130 #endif 131