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1 /* |
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2 * Copyright (C) 2010 Apple Inc. All rights reserved. |
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3 * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies) |
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4 * |
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5 * Redistribution and use in source and binary forms, with or without |
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6 * modification, are permitted provided that the following conditions |
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7 * are met: |
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8 * 1. Redistributions of source code must retain the above copyright |
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9 * notice, this list of conditions and the following disclaimer. |
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10 * 2. Redistributions in binary form must reproduce the above copyright |
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11 * notice, this list of conditions and the following disclaimer in the |
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12 * documentation and/or other materials provided with the distribution. |
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13 * |
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14 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' |
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15 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
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16 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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17 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
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18 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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19 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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20 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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21 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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22 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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23 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
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24 * THE POSSIBILITY OF SUCH DAMAGE. |
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25 */ |
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26 |
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27 #include "WebPage.h" |
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28 |
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29 #include <WebCore/KeyboardEvent.h> |
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30 #include <WebCore/Page.h> |
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31 #include <WebCore/PlatformKeyboardEvent.h> |
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32 #include <WebCore/Settings.h> |
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33 |
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34 #ifndef VK_UNKNOWN |
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35 #define VK_UNKNOWN 0 |
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36 #define VK_BACK 0x08 |
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37 #define VK_TAB 0x09 |
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38 #define VK_CLEAR 0x0C |
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39 #define VK_RETURN 0x0D |
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40 #define VK_SHIFT 0x10 |
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41 #define VK_CONTROL 0x11 // CTRL key |
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42 #define VK_MENU 0x12 // ALT key |
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43 #define VK_PAUSE 0x13 // PAUSE key |
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44 #define VK_CAPITAL 0x14 // CAPS LOCK key |
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45 #define VK_KANA 0x15 // Input Method Editor (IME) Kana mode |
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46 #define VK_HANGUL 0x15 // IME Hangul mode |
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47 #define VK_JUNJA 0x17 // IME Junja mode |
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48 #define VK_FINAL 0x18 // IME final mode |
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49 #define VK_HANJA 0x19 // IME Hanja mode |
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50 #define VK_KANJI 0x19 // IME Kanji mode |
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51 #define VK_ESCAPE 0x1B // ESC key |
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52 #define VK_CONVERT 0x1C // IME convert |
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53 #define VK_NONCONVERT 0x1D // IME nonconvert |
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54 #define VK_ACCEPT 0x1E // IME accept |
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55 #define VK_MODECHANGE 0x1F // IME mode change request |
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56 #define VK_SPACE 0x20 // SPACE key |
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57 #define VK_PRIOR 0x21 // PAGE UP key |
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58 #define VK_NEXT 0x22 // PAGE DOWN key |
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59 #define VK_END 0x23 // END key |
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60 #define VK_HOME 0x24 // HOME key |
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61 #define VK_LEFT 0x25 // LEFT ARROW key |
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62 #define VK_UP 0x26 // UP ARROW key |
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63 #define VK_RIGHT 0x27 // RIGHT ARROW key |
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64 #define VK_DOWN 0x28 // DOWN ARROW key |
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65 #define VK_SELECT 0x29 // SELECT key |
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66 #define VK_PRINT 0x2A // PRINT key |
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67 #define VK_EXECUTE 0x2B // EXECUTE key |
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68 #define VK_SNAPSHOT 0x2C // PRINT SCREEN key |
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69 #define VK_INSERT 0x2D // INS key |
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70 #define VK_DELETE 0x2E // DEL key |
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71 #define VK_HELP 0x2F // HELP key |
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72 // Windows 2000/XP: For any country/region, the '.' key |
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73 #define VK_OEM_PERIOD 0xBE |
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74 #endif |
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75 |
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76 using namespace WebCore; |
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77 |
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78 namespace WebKit { |
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79 |
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80 void WebPage::platformInitialize() |
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81 { |
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82 } |
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83 |
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84 static const unsigned CtrlKey = 1 << 0; |
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85 static const unsigned AltKey = 1 << 1; |
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86 static const unsigned ShiftKey = 1 << 2; |
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87 |
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88 struct KeyDownEntry { |
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89 unsigned virtualKey; |
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90 unsigned modifiers; |
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91 const char* name; |
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92 }; |
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93 |
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94 struct KeyPressEntry { |
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95 unsigned charCode; |
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96 unsigned modifiers; |
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97 const char* name; |
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98 }; |
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99 |
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100 static const KeyDownEntry keyDownEntries[] = { |
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101 { VK_LEFT, 0, "MoveLeft" }, |
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102 { VK_LEFT, ShiftKey, "MoveLeftAndModifySelection" }, |
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103 { VK_LEFT, CtrlKey, "MoveWordLeft" }, |
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104 { VK_LEFT, CtrlKey | ShiftKey, "MoveWordLeftAndModifySelection" }, |
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105 { VK_RIGHT, 0, "MoveRight" }, |
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106 { VK_RIGHT, ShiftKey, "MoveRightAndModifySelection" }, |
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107 { VK_RIGHT, CtrlKey, "MoveWordRight" }, |
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108 { VK_RIGHT, CtrlKey | ShiftKey, "MoveWordRightAndModifySelection" }, |
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109 { VK_UP, 0, "MoveUp" }, |
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110 { VK_UP, ShiftKey, "MoveUpAndModifySelection" }, |
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111 { VK_PRIOR, ShiftKey, "MovePageUpAndModifySelection" }, |
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112 { VK_DOWN, 0, "MoveDown" }, |
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113 { VK_DOWN, ShiftKey, "MoveDownAndModifySelection" }, |
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114 { VK_NEXT, ShiftKey, "MovePageDownAndModifySelection" }, |
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115 { VK_PRIOR, 0, "MovePageUp" }, |
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116 { VK_NEXT, 0, "MovePageDown" }, |
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117 { VK_HOME, 0, "MoveToBeginningOfLine" }, |
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118 { VK_HOME, ShiftKey, "MoveToBeginningOfLineAndModifySelection" }, |
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119 { VK_HOME, CtrlKey, "MoveToBeginningOfDocument" }, |
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120 { VK_HOME, CtrlKey | ShiftKey, "MoveToBeginningOfDocumentAndModifySelection" }, |
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121 |
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122 { VK_END, 0, "MoveToEndOfLine" }, |
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123 { VK_END, ShiftKey, "MoveToEndOfLineAndModifySelection" }, |
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124 { VK_END, CtrlKey, "MoveToEndOfDocument" }, |
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125 { VK_END, CtrlKey | ShiftKey, "MoveToEndOfDocumentAndModifySelection" }, |
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126 |
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127 { VK_BACK, 0, "DeleteBackward" }, |
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128 { VK_BACK, ShiftKey, "DeleteBackward" }, |
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129 { VK_DELETE, 0, "DeleteForward" }, |
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130 { VK_BACK, CtrlKey, "DeleteWordBackward" }, |
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131 { VK_DELETE, CtrlKey, "DeleteWordForward" }, |
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132 |
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133 { 'B', CtrlKey, "ToggleBold" }, |
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134 { 'I', CtrlKey, "ToggleItalic" }, |
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135 |
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136 { VK_ESCAPE, 0, "Cancel" }, |
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137 { VK_OEM_PERIOD, CtrlKey, "Cancel" }, |
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138 { VK_TAB, 0, "InsertTab" }, |
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139 { VK_TAB, ShiftKey, "InsertBacktab" }, |
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140 { VK_RETURN, 0, "InsertNewline" }, |
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141 { VK_RETURN, CtrlKey, "InsertNewline" }, |
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142 { VK_RETURN, AltKey, "InsertNewline" }, |
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143 { VK_RETURN, ShiftKey, "InsertNewline" }, |
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144 { VK_RETURN, AltKey | ShiftKey, "InsertNewline" }, |
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145 |
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146 // It's not quite clear whether clipboard shortcuts and Undo/Redo should be handled |
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147 // in the application or in WebKit. We chose WebKit. |
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148 { 'C', CtrlKey, "Copy" }, |
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149 { 'V', CtrlKey, "Paste" }, |
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150 { 'X', CtrlKey, "Cut" }, |
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151 { 'A', CtrlKey, "SelectAll" }, |
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152 { VK_INSERT, CtrlKey, "Copy" }, |
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153 { VK_DELETE, ShiftKey, "Cut" }, |
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154 { VK_INSERT, ShiftKey, "Paste" }, |
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155 { 'Z', CtrlKey, "Undo" }, |
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156 { 'Z', CtrlKey | ShiftKey, "Redo" }, |
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157 }; |
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158 |
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159 static const KeyPressEntry keyPressEntries[] = { |
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160 { '\t', 0, "InsertTab" }, |
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161 { '\t', ShiftKey, "InsertBacktab" }, |
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162 { '\r', 0, "InsertNewline" }, |
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163 { '\r', CtrlKey, "InsertNewline" }, |
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164 { '\r', AltKey, "InsertNewline" }, |
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165 { '\r', ShiftKey, "InsertNewline" }, |
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166 { '\r', AltKey | ShiftKey, "InsertNewline" }, |
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167 }; |
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168 |
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169 const char* WebPage::interpretKeyEvent(const KeyboardEvent* evt) |
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170 { |
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171 ASSERT(evt->type() == eventNames().keydownEvent || evt->type() == eventNames().keypressEvent); |
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172 |
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173 static HashMap<int, const char*>* keyDownCommandsMap = 0; |
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174 static HashMap<int, const char*>* keyPressCommandsMap = 0; |
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175 |
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176 if (!keyDownCommandsMap) { |
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177 keyDownCommandsMap = new HashMap<int, const char*>; |
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178 keyPressCommandsMap = new HashMap<int, const char*>; |
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179 |
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180 for (unsigned i = 0; i < (sizeof(keyDownEntries) / sizeof(keyDownEntries[0])); i++) |
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181 keyDownCommandsMap->set(keyDownEntries[i].modifiers << 16 | keyDownEntries[i].virtualKey, keyDownEntries[i].name); |
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182 |
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183 for (unsigned i = 0; i < (sizeof(keyPressEntries) / sizeof(keyPressEntries[0])); i++) |
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184 keyPressCommandsMap->set(keyPressEntries[i].modifiers << 16 | keyPressEntries[i].charCode, keyPressEntries[i].name); |
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185 } |
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186 |
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187 unsigned modifiers = 0; |
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188 if (evt->shiftKey()) |
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189 modifiers |= ShiftKey; |
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190 if (evt->altKey()) |
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191 modifiers |= AltKey; |
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192 if (evt->ctrlKey()) |
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193 modifiers |= CtrlKey; |
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194 |
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195 if (evt->type() == eventNames().keydownEvent) { |
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196 int mapKey = modifiers << 16 | evt->keyEvent()->windowsVirtualKeyCode(); |
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197 return mapKey ? keyDownCommandsMap->get(mapKey) : 0; |
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198 } |
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199 |
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200 int mapKey = modifiers << 16 | evt->charCode(); |
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201 return mapKey ? keyPressCommandsMap->get(mapKey) : 0; |
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202 } |
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203 |
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204 } // namespace WebKit |