mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
242 lines
8.6 KiB
C++
242 lines
8.6 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "WidgetUtils.h"
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#include "nsGUIEvent.h"
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#include "nsIBaseWindow.h"
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#include "nsIDocShellTreeItem.h"
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#include "nsIDocShell.h"
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#include "nsIInterfaceRequestorUtils.h"
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namespace mozilla {
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namespace widget {
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//static
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already_AddRefed<nsIWidget>
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WidgetUtils::DOMWindowToWidget(nsIDOMWindow *aDOMWindow)
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{
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nsCOMPtr<nsIWidget> widget;
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nsCOMPtr<nsPIDOMWindow> window = do_QueryInterface(aDOMWindow);
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if (window) {
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nsCOMPtr<nsIBaseWindow> baseWin(do_QueryInterface(window->GetDocShell()));
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while (!widget && baseWin) {
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baseWin->GetParentWidget(getter_AddRefs(widget));
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if (!widget) {
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nsCOMPtr<nsIDocShellTreeItem> docShellAsItem(do_QueryInterface(baseWin));
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if (!docShellAsItem)
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return nullptr;
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nsCOMPtr<nsIDocShellTreeItem> parent;
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docShellAsItem->GetParent(getter_AddRefs(parent));
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window = do_GetInterface(parent);
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if (!window)
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return nullptr;
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baseWin = do_QueryInterface(window->GetDocShell());
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}
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}
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}
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return widget.forget();
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}
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// static
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uint32_t
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WidgetUtils::ComputeKeyCodeFromChar(uint32_t aCharCode)
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{
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if (aCharCode >= 'A' && aCharCode <= 'Z') {
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return aCharCode - 'A' + NS_VK_A;
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}
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if (aCharCode >= 'a' && aCharCode <= 'z') {
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return aCharCode - 'a' + NS_VK_A;
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}
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if (aCharCode >= '0' && aCharCode <= '9') {
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return aCharCode - '0' + NS_VK_0;
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}
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switch (aCharCode) {
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case ' ': return NS_VK_SPACE;
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case '\t': return NS_VK_TAB;
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case ':': return NS_VK_COLON;
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case ';': return NS_VK_SEMICOLON;
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case '<': return NS_VK_LESS_THAN;
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case '=': return NS_VK_EQUALS;
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case '>': return NS_VK_GREATER_THAN;
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case '?': return NS_VK_QUESTION_MARK;
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case '@': return NS_VK_AT;
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case '^': return NS_VK_CIRCUMFLEX;
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case '!': return NS_VK_EXCLAMATION;
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case '"': return NS_VK_DOUBLE_QUOTE;
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case '#': return NS_VK_HASH;
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case '$': return NS_VK_DOLLAR;
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case '%': return NS_VK_PERCENT;
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case '&': return NS_VK_AMPERSAND;
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case '_': return NS_VK_UNDERSCORE;
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case '(': return NS_VK_OPEN_PAREN;
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case ')': return NS_VK_CLOSE_PAREN;
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case '*': return NS_VK_ASTERISK;
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case '+': return NS_VK_PLUS;
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case '|': return NS_VK_PIPE;
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case '-': return NS_VK_HYPHEN_MINUS;
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case '{': return NS_VK_OPEN_CURLY_BRACKET;
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case '}': return NS_VK_CLOSE_CURLY_BRACKET;
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case '~': return NS_VK_TILDE;
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case ',': return NS_VK_COMMA;
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case '.': return NS_VK_PERIOD;
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case '/': return NS_VK_SLASH;
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case '`': return NS_VK_BACK_QUOTE;
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case '[': return NS_VK_OPEN_BRACKET;
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case '\\': return NS_VK_BACK_SLASH;
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case ']': return NS_VK_CLOSE_BRACKET;
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case '\'': return NS_VK_QUOTE;
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}
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return 0;
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}
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// static
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void
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WidgetUtils::GetLatinCharCodeForKeyCode(uint32_t aKeyCode,
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bool aIsCapsLock,
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uint32_t* aUnshiftedCharCode,
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uint32_t* aShiftedCharCode)
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{
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MOZ_ASSERT(aUnshiftedCharCode && aShiftedCharCode,
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"aUnshiftedCharCode and aShiftedCharCode must not be NULL");
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if (aKeyCode >= NS_VK_A && aKeyCode <= NS_VK_Z) {
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*aUnshiftedCharCode = *aShiftedCharCode = aKeyCode;
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if (aIsCapsLock) {
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*aShiftedCharCode += 0x20;
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} else {
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*aUnshiftedCharCode += 0x20;
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}
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return;
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}
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// aShiftedCharCode must be zero for non-alphabet keys.
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*aShiftedCharCode = 0;
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if (aKeyCode >= NS_VK_0 && aKeyCode <= NS_VK_9) {
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*aUnshiftedCharCode = aKeyCode;
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return;
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}
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switch (aKeyCode) {
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case NS_VK_SPACE: *aUnshiftedCharCode = ' '; break;
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case NS_VK_COLON: *aUnshiftedCharCode = ':'; break;
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case NS_VK_SEMICOLON: *aUnshiftedCharCode = ';'; break;
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case NS_VK_LESS_THAN: *aUnshiftedCharCode = '<'; break;
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case NS_VK_EQUALS: *aUnshiftedCharCode = '='; break;
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case NS_VK_GREATER_THAN: *aUnshiftedCharCode = '>'; break;
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case NS_VK_QUESTION_MARK: *aUnshiftedCharCode = '?'; break;
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case NS_VK_AT: *aUnshiftedCharCode = '@'; break;
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case NS_VK_CIRCUMFLEX: *aUnshiftedCharCode = '^'; break;
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case NS_VK_EXCLAMATION: *aUnshiftedCharCode = '!'; break;
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case NS_VK_DOUBLE_QUOTE: *aUnshiftedCharCode = '"'; break;
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case NS_VK_HASH: *aUnshiftedCharCode = '#'; break;
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case NS_VK_DOLLAR: *aUnshiftedCharCode = '$'; break;
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case NS_VK_PERCENT: *aUnshiftedCharCode = '%'; break;
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case NS_VK_AMPERSAND: *aUnshiftedCharCode = '&'; break;
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case NS_VK_UNDERSCORE: *aUnshiftedCharCode = '_'; break;
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case NS_VK_OPEN_PAREN: *aUnshiftedCharCode = '('; break;
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case NS_VK_CLOSE_PAREN: *aUnshiftedCharCode = ')'; break;
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case NS_VK_ASTERISK: *aUnshiftedCharCode = '*'; break;
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case NS_VK_PLUS: *aUnshiftedCharCode = '+'; break;
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case NS_VK_PIPE: *aUnshiftedCharCode = '|'; break;
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case NS_VK_HYPHEN_MINUS: *aUnshiftedCharCode = '-'; break;
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case NS_VK_OPEN_CURLY_BRACKET: *aUnshiftedCharCode = '{'; break;
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case NS_VK_CLOSE_CURLY_BRACKET: *aUnshiftedCharCode = '}'; break;
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case NS_VK_TILDE: *aUnshiftedCharCode = '~'; break;
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case NS_VK_COMMA: *aUnshiftedCharCode = ','; break;
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case NS_VK_PERIOD: *aUnshiftedCharCode = '.'; break;
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case NS_VK_SLASH: *aUnshiftedCharCode = '/'; break;
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case NS_VK_BACK_QUOTE: *aUnshiftedCharCode = '`'; break;
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case NS_VK_OPEN_BRACKET: *aUnshiftedCharCode = '['; break;
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case NS_VK_BACK_SLASH: *aUnshiftedCharCode = '\\'; break;
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case NS_VK_CLOSE_BRACKET: *aUnshiftedCharCode = ']'; break;
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case NS_VK_QUOTE: *aUnshiftedCharCode = '\''; break;
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default: *aUnshiftedCharCode = 0; break;
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}
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}
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// static
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KeyNameIndex
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WidgetUtils::GetDeadKeyNameIndex(PRUnichar aChar)
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{
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switch (aChar) {
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case '`':
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case 0x02CB: // MODIFIER LETTER GRAVE ACCENT
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case 0x0300: // COMBINING GRAVE ACCENT
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return KEY_NAME_INDEX_DeadGrave;
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case '\'':
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case 0x00B4: // ACUTE ACCENT
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case 0x02B9: // MODIFIER LETTER PRIME
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case 0x02CA: // MODIFIER LETTER ACUTE ACCENT
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case 0x0301: // COMBINING ACUTE ACCENT
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case 0x0384: // GREEK TONOS
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return KEY_NAME_INDEX_DeadAcute;
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case '^':
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case 0x02C6: // MODIFIER LETTER CIRCUMFLEX ACCENT
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case 0x0302: // COMBINING CIRCUMFLEX ACCENT
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return KEY_NAME_INDEX_DeadCircumflex;
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case '~':
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case 0x02DC: // SMALL TILDE
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case 0x0303: // COMBINING TILDE
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return KEY_NAME_INDEX_DeadTilde;
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case 0x00AF: // MACRON
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case 0x02C9: // MODIFIER LETTER MACRON
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case 0x0304: // COMBINING MACRON
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return KEY_NAME_INDEX_DeadMacron;
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case 0x02D8: // BRAVE
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case 0xA67C: // COMBINING CYRILLIC KAVYKA
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case 0x0306: // COMBINING BRAVE
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return KEY_NAME_INDEX_DeadBreve;
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case 0x02D9: // DOT ABOVE
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case 0x0307: // COMBINING DOT ABOVE
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return KEY_NAME_INDEX_DeadAboveDot;
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case 0x00A8: // DIAERESIS
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case 0x0308: // COMBINING DIAERESIS
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return KEY_NAME_INDEX_DeadUmlaut;
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case 0x00B0: // DEGREE SIGN
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case 0x02DA: // RING ABOVE
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case 0x030A: // COMBINING RING ABOVE
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return KEY_NAME_INDEX_DeadAboveRing;
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case '"':
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case 0x02BA: // MODIFIER LETTER DOUBLE PRIME
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case 0x02DD: // DOUBLE ACUTE ACCENT
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case 0x030B: // COMBINING DOUBLE ACUTE ACCENT
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return KEY_NAME_INDEX_DeadDoubleacute;
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case 0x02C7: // CARON
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case 0x030C: // COMBINING CARON
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return KEY_NAME_INDEX_DeadCaron;
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case 0x00B8: // CEDILLA
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case 0x0327: // COMBINING CEDILLA
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return KEY_NAME_INDEX_DeadCedilla;
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case 0x02DB: // OGONEK
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case 0x0328: // COMBINING OGONEK
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return KEY_NAME_INDEX_DeadOgonek;
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case 0x0345: // COMBINING GREEK YPOGEGRAMMENI
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case 0x037A: // GREEK YPOGEGRAMMENI
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case 0x0399: // GREEK CAPITAL LETTER IOTA
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return KEY_NAME_INDEX_DeadIota;
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case 0x3099: // COMBINING KATAKANA-HIRAGANA VOICED SOUND MARK
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case 0x309B: // KATAKANA-HIRAGANA VOICED SOUND MARK
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return KEY_NAME_INDEX_DeadVoicedSound;
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case 0x309A: // COMBINING KATAKANA-HIRAGANA SEMI-VOICED SOUND MARK
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case 0x309C: // KATAKANA-HIRAGANA SEMI-VOICED SOUND MARK
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return KEY_NAME_INDEX_DeadSemivoicedSound;
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default:
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return KEY_NAME_INDEX_Unidentified;
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}
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}
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} // namespace widget
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} // namespace mozilla
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