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1 /************************************************************************* |
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2 * |
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3 * File Name (IA2CommonTypes.idl) |
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4 * |
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5 * IAccessible2 IDL Specification |
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6 * |
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7 * Copyright (c) 2007, 2010 Linux Foundation |
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8 * Copyright (c) 2006 IBM Corporation |
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9 * Copyright (c) 2000, 2006 Sun Microsystems, Inc. |
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10 * All rights reserved. |
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11 * |
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12 * |
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13 * Redistribution and use in source and binary forms, with or without |
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14 * modification, are permitted provided that the following conditions |
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15 * are met: |
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16 * |
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17 * 1. Redistributions of source code must retain the above copyright |
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18 * notice, this list of conditions and the following disclaimer. |
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19 * |
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20 * 2. Redistributions in binary form must reproduce the above |
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21 * copyright notice, this list of conditions and the following |
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22 * disclaimer in the documentation and/or other materials |
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23 * provided with the distribution. |
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24 * |
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25 * 3. Neither the name of the Linux Foundation nor the names of its |
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26 * contributors may be used to endorse or promote products |
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27 * derived from this software without specific prior written |
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28 * permission. |
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29 * |
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30 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND |
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31 * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, |
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32 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
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33 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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34 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR |
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35 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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36 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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37 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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38 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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39 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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40 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
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41 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, |
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42 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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43 * |
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44 * This BSD License conforms to the Open Source Initiative "Simplified |
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45 * BSD License" as published at: |
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46 * http://www.opensource.org/licenses/bsd-license.php |
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47 * |
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48 * IAccessible2 is a trademark of the Linux Foundation. The IAccessible2 |
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49 * mark may be used in accordance with the Linux Foundation Trademark |
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50 * Policy to indicate compliance with the IAccessible2 specification. |
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51 * |
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52 ************************************************************************/ |
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53 |
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54 /** These constants control the scrolling of an object or substring into a window. |
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55 |
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56 This enum is used in IAccessible2::scrollTo and IAccessibleText::scrollSubstringTo. |
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57 */ |
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58 enum IA2ScrollType { |
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59 |
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60 /** Scroll the top left corner of the object or substring such that the top left |
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61 corner (and as much as possible of the rest of the object or substring) is within |
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62 the top level window. In cases where the entire object or substring fits within |
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63 the top level window, the placement of the object or substring is dependent on |
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64 the application. For example, the object or substring may be scrolled to the |
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65 closest edge, the furthest edge, or midway between those two edges. In cases |
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66 where there is a hierarchy of nested scrollable controls, more than one control |
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67 may have to be scrolled. |
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68 */ |
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69 IA2_SCROLL_TYPE_TOP_LEFT, |
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70 |
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71 /** Scroll the bottom right corner of the object or substring such that the bottom right |
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72 corner (and as much as possible of the rest of the object or substring) is within |
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73 the top level window. In cases where the entire object or substring fits within |
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74 the top level window, the placement of the object or substring is dependent on |
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75 the application. For example, the object or substring may be scrolled to the |
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76 closest edge, the furthest edge, or midway between those two edges. In cases |
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77 where there is a hierarchy of nested scrollable controls, more than one control |
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78 may have to be scrolled. |
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79 */ |
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80 IA2_SCROLL_TYPE_BOTTOM_RIGHT, |
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81 |
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82 /** Scroll the top edge of the object or substring such that the top edge |
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83 (and as much as possible of the rest of the object or substring) is within the |
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84 top level window. In cases where the entire object or substring fits within |
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85 the top level window, the placement of the object or substring is dependent on |
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86 the application. For example, the object or substring may be scrolled to the |
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87 closest edge, the furthest edge, or midway between those two edges. In cases |
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88 where there is a hierarchy of nested scrollable controls, more than one control |
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89 may have to be scrolled. |
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90 */ |
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91 IA2_SCROLL_TYPE_TOP_EDGE, |
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92 |
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93 /** Scroll the bottom edge of the object or substring such that the bottom edge |
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94 (and as much as possible of the rest of the object or substring) is within the |
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95 top level window. In cases where the entire object or substring fits within |
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96 the top level window, the placement of the object or substring is dependent on |
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97 the application. For example, the object or substring may be scrolled to the |
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98 closest edge, the furthest edge, or midway between those two edges. In cases |
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99 where there is a hierarchy of nested scrollable controls, more than one control |
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100 may have to be scrolled. |
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101 */ |
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102 IA2_SCROLL_TYPE_BOTTOM_EDGE, |
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103 |
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104 /** Scroll the left edge of the object or substring such that the left edge |
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105 (and as much as possible of the rest of the object or substring) is within the |
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106 top level window. In cases where the entire object or substring fits within |
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107 the top level window, the placement of the object or substring is dependent on |
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108 the application. For example, the object or substring may be scrolled to the |
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109 closest edge, the furthest edge, or midway between those two edges. In cases |
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110 where there is a hierarchy of nested scrollable controls, more than one control |
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111 may have to be scrolled. |
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112 */ |
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113 IA2_SCROLL_TYPE_LEFT_EDGE, |
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114 |
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115 /** Scroll the right edge of the object or substring such that the right edge |
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116 (and as much as possible of the rest of the object or substring) is within the |
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117 top level window. In cases where the entire object or substring fits within |
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118 the top level window, the placement of the object or substring is dependent on |
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119 the application. For example, the object or substring may be scrolled to the |
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120 closest edge, the furthest edge, or midway between those two edges. In cases |
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121 where there is a hierarchy of nested scrollable controls, more than one control |
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122 may have to be scrolled. |
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123 */ |
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124 IA2_SCROLL_TYPE_RIGHT_EDGE, |
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125 |
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126 /** Scroll the object or substring such that as much as possible of the |
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127 object or substring is within the top level window. The placement of |
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128 the object is dependent on the application. For example, the object or |
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129 substring may be scrolled to to closest edge, the furthest edge, or midway |
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130 between those two edges. |
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131 */ |
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132 IA2_SCROLL_TYPE_ANYWHERE |
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133 }; |
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134 |
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135 /** These constants define which coordinate system a point is located in. |
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136 |
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137 This enum is used in IAccessible2::scrollToPoint, IAccessibleImage::imagePosition, |
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138 IAccessibleText::characterExtents, and IAccessibleText::offsetAtPoint, and |
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139 IAccessibleText::scrollSubstringToPoint. |
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140 */ |
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141 enum IA2CoordinateType { |
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142 |
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143 /// The coordinates are relative to the screen. |
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144 IA2_COORDTYPE_SCREEN_RELATIVE, |
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145 |
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146 /** The coordinates are relative to the upper left corner of the bounding box |
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147 of the immediate parent. |
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148 */ |
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149 IA2_COORDTYPE_PARENT_RELATIVE |
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150 |
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151 }; |
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152 |
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153 /** Special offsets for use in IAccessibleText and IAccessibleEditableText methods |
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154 |
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155 Refer to @ref _specialOffsets |
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156 "Special Offsets for use in the IAccessibleText and IAccessibleEditableText Methods" |
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157 for more information. |
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158 */ |
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159 enum IA2TextSpecialOffsets { |
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160 IA2_TEXT_OFFSET_LENGTH = -1, /**< This offset is equivalent to the length of the string. It eliminates |
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161 the need to call IAccessibleText::nCharacters. */ |
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162 IA2_TEXT_OFFSET_CARET = -2 /**< This offset signifies that the text related to the physical location |
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163 of the caret should be used. */ |
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164 }; |
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165 |
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166 /** These constants specify the kind of change made to a table. |
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167 |
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168 This enum is used in the IA2TableModelChange struct which in turn is used by |
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169 IAccessibleTable::modelChange and IAccessibleTable2::modelChange. |
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170 */ |
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171 enum IA2TableModelChangeType { |
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172 IA2_TABLE_MODEL_CHANGE_INSERT, // = 0; |
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173 IA2_TABLE_MODEL_CHANGE_DELETE, |
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174 IA2_TABLE_MODEL_CHANGE_UPDATE |
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175 }; |
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176 |
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177 /** A structure defining the type of and extents of changes made to a table |
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178 |
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179 IAccessibleTable::modelChange and IAccessibleTable2::modelChange return this struct. |
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180 In the case of an insertion or change the row and column offsets define the boundaries |
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181 of the inserted or changed subtable after the operation. In the case of a deletion |
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182 the row and column offsets define the boundaries of the subtable being removed before |
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183 the removal. |
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184 */ |
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185 typedef struct IA2TableModelChange { |
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186 enum IA2TableModelChangeType type; // insert, delete, update |
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187 long firstRow; ///< 0 based, inclusive |
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188 long lastRow; ///< 0 based, inclusive |
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189 long firstColumn; ///< 0 based, inclusive |
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190 long lastColumn; ///< 0 based, inclusive |
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191 } IA2TableModelChange; |