1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/widget/shared/SharedWidgetUtils.cpp Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,241 @@
1.4 +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
1.5 + *
1.6 + * This Source Code Form is subject to the terms of the Mozilla Public
1.7 + * License, v. 2.0. If a copy of the MPL was not distributed with this
1.8 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
1.9 +
1.10 +#include "WidgetUtils.h"
1.11 +
1.12 +#include "mozilla/TextEvents.h"
1.13 +
1.14 +#include "nsIBaseWindow.h"
1.15 +#include "nsIDocShellTreeItem.h"
1.16 +#include "nsIDocShell.h"
1.17 +#include "nsIInterfaceRequestorUtils.h"
1.18 +
1.19 +namespace mozilla {
1.20 +namespace widget {
1.21 +
1.22 +//static
1.23 +already_AddRefed<nsIWidget>
1.24 +WidgetUtils::DOMWindowToWidget(nsIDOMWindow *aDOMWindow)
1.25 +{
1.26 + nsCOMPtr<nsIWidget> widget;
1.27 +
1.28 + nsCOMPtr<nsPIDOMWindow> window = do_QueryInterface(aDOMWindow);
1.29 + if (window) {
1.30 + nsCOMPtr<nsIBaseWindow> baseWin(do_QueryInterface(window->GetDocShell()));
1.31 +
1.32 + while (!widget && baseWin) {
1.33 + baseWin->GetParentWidget(getter_AddRefs(widget));
1.34 + if (!widget) {
1.35 + nsCOMPtr<nsIDocShellTreeItem> docShellAsItem(do_QueryInterface(baseWin));
1.36 + if (!docShellAsItem)
1.37 + return nullptr;
1.38 +
1.39 + nsCOMPtr<nsIDocShellTreeItem> parent;
1.40 + docShellAsItem->GetParent(getter_AddRefs(parent));
1.41 +
1.42 + window = do_GetInterface(parent);
1.43 + if (!window)
1.44 + return nullptr;
1.45 +
1.46 + baseWin = do_QueryInterface(window->GetDocShell());
1.47 + }
1.48 + }
1.49 + }
1.50 +
1.51 + return widget.forget();
1.52 +}
1.53 +
1.54 +// static
1.55 +uint32_t
1.56 +WidgetUtils::ComputeKeyCodeFromChar(uint32_t aCharCode)
1.57 +{
1.58 + if (aCharCode >= 'A' && aCharCode <= 'Z') {
1.59 + return aCharCode - 'A' + NS_VK_A;
1.60 + }
1.61 + if (aCharCode >= 'a' && aCharCode <= 'z') {
1.62 + return aCharCode - 'a' + NS_VK_A;
1.63 + }
1.64 + if (aCharCode >= '0' && aCharCode <= '9') {
1.65 + return aCharCode - '0' + NS_VK_0;
1.66 + }
1.67 + switch (aCharCode) {
1.68 + case ' ': return NS_VK_SPACE;
1.69 + case '\t': return NS_VK_TAB;
1.70 + case ':': return NS_VK_COLON;
1.71 + case ';': return NS_VK_SEMICOLON;
1.72 + case '<': return NS_VK_LESS_THAN;
1.73 + case '=': return NS_VK_EQUALS;
1.74 + case '>': return NS_VK_GREATER_THAN;
1.75 + case '?': return NS_VK_QUESTION_MARK;
1.76 + case '@': return NS_VK_AT;
1.77 + case '^': return NS_VK_CIRCUMFLEX;
1.78 + case '!': return NS_VK_EXCLAMATION;
1.79 + case '"': return NS_VK_DOUBLE_QUOTE;
1.80 + case '#': return NS_VK_HASH;
1.81 + case '$': return NS_VK_DOLLAR;
1.82 + case '%': return NS_VK_PERCENT;
1.83 + case '&': return NS_VK_AMPERSAND;
1.84 + case '_': return NS_VK_UNDERSCORE;
1.85 + case '(': return NS_VK_OPEN_PAREN;
1.86 + case ')': return NS_VK_CLOSE_PAREN;
1.87 + case '*': return NS_VK_ASTERISK;
1.88 + case '+': return NS_VK_PLUS;
1.89 + case '|': return NS_VK_PIPE;
1.90 + case '-': return NS_VK_HYPHEN_MINUS;
1.91 + case '{': return NS_VK_OPEN_CURLY_BRACKET;
1.92 + case '}': return NS_VK_CLOSE_CURLY_BRACKET;
1.93 + case '~': return NS_VK_TILDE;
1.94 + case ',': return NS_VK_COMMA;
1.95 + case '.': return NS_VK_PERIOD;
1.96 + case '/': return NS_VK_SLASH;
1.97 + case '`': return NS_VK_BACK_QUOTE;
1.98 + case '[': return NS_VK_OPEN_BRACKET;
1.99 + case '\\': return NS_VK_BACK_SLASH;
1.100 + case ']': return NS_VK_CLOSE_BRACKET;
1.101 + case '\'': return NS_VK_QUOTE;
1.102 + }
1.103 + return 0;
1.104 +}
1.105 +
1.106 +// static
1.107 +void
1.108 +WidgetUtils::GetLatinCharCodeForKeyCode(uint32_t aKeyCode,
1.109 + bool aIsCapsLock,
1.110 + uint32_t* aUnshiftedCharCode,
1.111 + uint32_t* aShiftedCharCode)
1.112 +{
1.113 + MOZ_ASSERT(aUnshiftedCharCode && aShiftedCharCode,
1.114 + "aUnshiftedCharCode and aShiftedCharCode must not be NULL");
1.115 +
1.116 + if (aKeyCode >= NS_VK_A && aKeyCode <= NS_VK_Z) {
1.117 + *aUnshiftedCharCode = *aShiftedCharCode = aKeyCode;
1.118 + if (aIsCapsLock) {
1.119 + *aShiftedCharCode += 0x20;
1.120 + } else {
1.121 + *aUnshiftedCharCode += 0x20;
1.122 + }
1.123 + return;
1.124 + }
1.125 +
1.126 + // aShiftedCharCode must be zero for non-alphabet keys.
1.127 + *aShiftedCharCode = 0;
1.128 +
1.129 + if (aKeyCode >= NS_VK_0 && aKeyCode <= NS_VK_9) {
1.130 + *aUnshiftedCharCode = aKeyCode;
1.131 + return;
1.132 + }
1.133 +
1.134 + switch (aKeyCode) {
1.135 + case NS_VK_SPACE: *aUnshiftedCharCode = ' '; break;
1.136 + case NS_VK_COLON: *aUnshiftedCharCode = ':'; break;
1.137 + case NS_VK_SEMICOLON: *aUnshiftedCharCode = ';'; break;
1.138 + case NS_VK_LESS_THAN: *aUnshiftedCharCode = '<'; break;
1.139 + case NS_VK_EQUALS: *aUnshiftedCharCode = '='; break;
1.140 + case NS_VK_GREATER_THAN: *aUnshiftedCharCode = '>'; break;
1.141 + case NS_VK_QUESTION_MARK: *aUnshiftedCharCode = '?'; break;
1.142 + case NS_VK_AT: *aUnshiftedCharCode = '@'; break;
1.143 + case NS_VK_CIRCUMFLEX: *aUnshiftedCharCode = '^'; break;
1.144 + case NS_VK_EXCLAMATION: *aUnshiftedCharCode = '!'; break;
1.145 + case NS_VK_DOUBLE_QUOTE: *aUnshiftedCharCode = '"'; break;
1.146 + case NS_VK_HASH: *aUnshiftedCharCode = '#'; break;
1.147 + case NS_VK_DOLLAR: *aUnshiftedCharCode = '$'; break;
1.148 + case NS_VK_PERCENT: *aUnshiftedCharCode = '%'; break;
1.149 + case NS_VK_AMPERSAND: *aUnshiftedCharCode = '&'; break;
1.150 + case NS_VK_UNDERSCORE: *aUnshiftedCharCode = '_'; break;
1.151 + case NS_VK_OPEN_PAREN: *aUnshiftedCharCode = '('; break;
1.152 + case NS_VK_CLOSE_PAREN: *aUnshiftedCharCode = ')'; break;
1.153 + case NS_VK_ASTERISK: *aUnshiftedCharCode = '*'; break;
1.154 + case NS_VK_PLUS: *aUnshiftedCharCode = '+'; break;
1.155 + case NS_VK_PIPE: *aUnshiftedCharCode = '|'; break;
1.156 + case NS_VK_HYPHEN_MINUS: *aUnshiftedCharCode = '-'; break;
1.157 + case NS_VK_OPEN_CURLY_BRACKET: *aUnshiftedCharCode = '{'; break;
1.158 + case NS_VK_CLOSE_CURLY_BRACKET: *aUnshiftedCharCode = '}'; break;
1.159 + case NS_VK_TILDE: *aUnshiftedCharCode = '~'; break;
1.160 + case NS_VK_COMMA: *aUnshiftedCharCode = ','; break;
1.161 + case NS_VK_PERIOD: *aUnshiftedCharCode = '.'; break;
1.162 + case NS_VK_SLASH: *aUnshiftedCharCode = '/'; break;
1.163 + case NS_VK_BACK_QUOTE: *aUnshiftedCharCode = '`'; break;
1.164 + case NS_VK_OPEN_BRACKET: *aUnshiftedCharCode = '['; break;
1.165 + case NS_VK_BACK_SLASH: *aUnshiftedCharCode = '\\'; break;
1.166 + case NS_VK_CLOSE_BRACKET: *aUnshiftedCharCode = ']'; break;
1.167 + case NS_VK_QUOTE: *aUnshiftedCharCode = '\''; break;
1.168 + default: *aUnshiftedCharCode = 0; break;
1.169 + }
1.170 +}
1.171 +
1.172 +// static
1.173 +KeyNameIndex
1.174 +WidgetUtils::GetDeadKeyNameIndex(char16_t aChar)
1.175 +{
1.176 + switch (aChar) {
1.177 + case '`':
1.178 + case 0x02CB: // MODIFIER LETTER GRAVE ACCENT
1.179 + case 0x0300: // COMBINING GRAVE ACCENT
1.180 + return KEY_NAME_INDEX_DeadGrave;
1.181 + case '\'':
1.182 + case 0x00B4: // ACUTE ACCENT
1.183 + case 0x02B9: // MODIFIER LETTER PRIME
1.184 + case 0x02CA: // MODIFIER LETTER ACUTE ACCENT
1.185 + case 0x0301: // COMBINING ACUTE ACCENT
1.186 + case 0x0384: // GREEK TONOS
1.187 + return KEY_NAME_INDEX_DeadAcute;
1.188 + case '^':
1.189 + case 0x02C6: // MODIFIER LETTER CIRCUMFLEX ACCENT
1.190 + case 0x0302: // COMBINING CIRCUMFLEX ACCENT
1.191 + return KEY_NAME_INDEX_DeadCircumflex;
1.192 + case '~':
1.193 + case 0x02DC: // SMALL TILDE
1.194 + case 0x0303: // COMBINING TILDE
1.195 + return KEY_NAME_INDEX_DeadTilde;
1.196 + case 0x00AF: // MACRON
1.197 + case 0x02C9: // MODIFIER LETTER MACRON
1.198 + case 0x0304: // COMBINING MACRON
1.199 + return KEY_NAME_INDEX_DeadMacron;
1.200 + case 0x02D8: // BRAVE
1.201 + case 0xA67C: // COMBINING CYRILLIC KAVYKA
1.202 + case 0x0306: // COMBINING BRAVE
1.203 + return KEY_NAME_INDEX_DeadBreve;
1.204 + case 0x02D9: // DOT ABOVE
1.205 + case 0x0307: // COMBINING DOT ABOVE
1.206 + return KEY_NAME_INDEX_DeadAboveDot;
1.207 + case 0x00A8: // DIAERESIS
1.208 + case 0x0308: // COMBINING DIAERESIS
1.209 + return KEY_NAME_INDEX_DeadUmlaut;
1.210 + case 0x00B0: // DEGREE SIGN
1.211 + case 0x02DA: // RING ABOVE
1.212 + case 0x030A: // COMBINING RING ABOVE
1.213 + return KEY_NAME_INDEX_DeadAboveRing;
1.214 + case '"':
1.215 + case 0x02BA: // MODIFIER LETTER DOUBLE PRIME
1.216 + case 0x02DD: // DOUBLE ACUTE ACCENT
1.217 + case 0x030B: // COMBINING DOUBLE ACUTE ACCENT
1.218 + return KEY_NAME_INDEX_DeadDoubleacute;
1.219 + case 0x02C7: // CARON
1.220 + case 0x030C: // COMBINING CARON
1.221 + return KEY_NAME_INDEX_DeadCaron;
1.222 + case 0x00B8: // CEDILLA
1.223 + case 0x0327: // COMBINING CEDILLA
1.224 + return KEY_NAME_INDEX_DeadCedilla;
1.225 + case 0x02DB: // OGONEK
1.226 + case 0x0328: // COMBINING OGONEK
1.227 + return KEY_NAME_INDEX_DeadOgonek;
1.228 + case 0x0345: // COMBINING GREEK YPOGEGRAMMENI
1.229 + case 0x037A: // GREEK YPOGEGRAMMENI
1.230 + case 0x0399: // GREEK CAPITAL LETTER IOTA
1.231 + return KEY_NAME_INDEX_DeadIota;
1.232 + case 0x3099: // COMBINING KATAKANA-HIRAGANA VOICED SOUND MARK
1.233 + case 0x309B: // KATAKANA-HIRAGANA VOICED SOUND MARK
1.234 + return KEY_NAME_INDEX_DeadVoicedSound;
1.235 + case 0x309A: // COMBINING KATAKANA-HIRAGANA SEMI-VOICED SOUND MARK
1.236 + case 0x309C: // KATAKANA-HIRAGANA SEMI-VOICED SOUND MARK
1.237 + return KEY_NAME_INDEX_DeadSemivoicedSound;
1.238 + default:
1.239 + return KEY_NAME_INDEX_Unidentified;
1.240 + }
1.241 +}
1.242 +
1.243 +} // namespace widget
1.244 +} // namespace mozilla
