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 #ifndef _ACCFRAME_HXX 24 #define _ACCFRAME_HXX 25 26 #include <swrect.hxx> 27 28 #include <sal/types.h> 29 #include <tools/string.hxx> 30 31 #include <list> 32 #include <accfrmobj.hxx> 33 34 class SwAccessibleMap; 35 class SwFrm; 36 class ViewShell; 37 namespace sw { namespace access { 38 class SwAccessibleChild; 39 }} 40 41 // Any method of this class must be called with an acquired solar mutex! 42 43 class SwAccessibleFrame 44 { 45 SwRect maVisArea; 46 const SwFrm* mpFrm; 47 const sal_Bool mbIsInPagePreview; 48 49 protected: 50 // --> OD 2007-06-29 #i77106# 51 // method needs to be called by new class <SwAccessibleTableColHeaders> 52 static sal_Int32 GetChildCount( SwAccessibleMap& rAccMap, 53 const SwRect& rVisArea, 54 const SwFrm *pFrm, 55 sal_Bool bInPagePreviewr ); 56 57 // private: 58 static sw::access::SwAccessibleChild GetChild( SwAccessibleMap& rAccMap, 59 const SwRect& rVisArea, 60 const SwFrm& rFrm, 61 sal_Int32& rPos, 62 sal_Bool bInPagePreview); 63 64 static sal_Bool GetChildIndex( SwAccessibleMap& rAccMap, 65 const SwRect& rVisArea, 66 const SwFrm& rFrm, 67 const sw::access::SwAccessibleChild& rChild, 68 sal_Int32& rPos, 69 sal_Bool bInPagePreview ); 70 71 static sw::access::SwAccessibleChild GetChildAtPixel( const SwRect& rVisArea, 72 const SwFrm& rFrm, 73 const Point& rPos, 74 sal_Bool bInPagePreview, 75 SwAccessibleMap& rAccMap ); 76 77 static void GetChildren( SwAccessibleMap& rAccMap, 78 const SwRect& rVisArea, 79 const SwFrm& rFrm, 80 ::std::list< sw::access::SwAccessibleChild >& rChildren, 81 sal_Bool bInPagePreview ); 82 83 protected: 84 85 sal_Bool IsEditable( ViewShell *pVSh ) const; 86 87 sal_Bool IsOpaque( ViewShell *pVSh ) const; 88 89 sal_Bool IsShowing( const SwAccessibleMap& rAccMap, 90 const sw::access::SwAccessibleChild& rFrmOrObj ) const; 91 inline sal_Bool IsShowing( const SwRect& rFrm ) const; 92 inline sal_Bool IsShowing( const SwAccessibleMap& rAccMap ) const; 93 94 inline sal_Bool IsInPagePreview() const 95 { 96 return mbIsInPagePreview; 97 } 98 99 inline void ClearFrm() 100 { 101 mpFrm = 0; 102 } 103 104 SwAccessibleFrame( const SwRect& rVisArea, 105 const SwFrm *pFrm, 106 sal_Bool bIsPagePreview ); 107 virtual ~SwAccessibleFrame(); 108 109 //IAccessibility2 Implementation 2009----- 110 // MT: Move to private area? 111 sal_Bool bIsAccDocUse; 112 //-----IAccessibility2 Implementation 2009 113 114 115 public: 116 // Return the SwFrm this context is attached to. 117 const SwFrm* GetFrm() const { return mpFrm; }; 118 119 static const SwFrm* GetParent( const sw::access::SwAccessibleChild& rFrmOrObj, 120 sal_Bool bInPagePreview ); 121 122 sal_Int32 GetChildIndex( SwAccessibleMap& rAccMap, 123 const sw::access::SwAccessibleChild& rChild ) const; 124 125 protected: 126 127 // Return the bounding box of the frame clipped to the vis area. If 128 // no frame is specified, use this' frame. 129 SwRect GetBounds( const SwAccessibleMap& rAccMap, 130 const SwFrm *pFrm = 0 ); 131 132 // Return the upper that has a context attached. This might be 133 // another one than the immediate upper. 134 inline const SwFrm *GetParent() const; 135 136 // Return the lower count or the nth lower, there the lowers have a 137 // not be same one as the SwFrm's lowers 138 sal_Int32 GetChildCount( SwAccessibleMap& rAccMap ) const; 139 sw::access::SwAccessibleChild GetChild( SwAccessibleMap& rAccMap, 140 sal_Int32 nPos ) const; 141 sw::access::SwAccessibleChild GetChildAtPixel( const Point& rPos, 142 SwAccessibleMap& rAccMap ) const; 143 void GetChildren( SwAccessibleMap& rAccMap, 144 ::std::list< sw::access::SwAccessibleChild >& rChildren ) const; 145 146 inline void SetVisArea( const SwRect& rNewVisArea ) 147 { 148 maVisArea = rNewVisArea; 149 } 150 151 inline const SwRect& GetVisArea() const 152 { 153 return maVisArea; 154 } 155 156 157 String GetFormattedPageNumber() const; 158 }; 159 160 inline sal_Bool SwAccessibleFrame::IsShowing( const SwRect& rFrm ) const 161 { 162 return rFrm.IsOver( maVisArea ); 163 } 164 165 inline sal_Bool SwAccessibleFrame::IsShowing( const SwAccessibleMap& rAccMap ) const 166 { 167 sw::access::SwAccessibleChild aFrmOrObj( GetFrm() ); 168 return IsShowing( rAccMap, aFrmOrObj ); 169 } 170 171 inline const SwFrm *SwAccessibleFrame::GetParent() const 172 { 173 sw::access::SwAccessibleChild aFrmOrObj( GetFrm() ); 174 return GetParent( aFrmOrObj, IsInPagePreview() ); 175 } 176 177 #endif 178 179