/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ #include "WidgetUtils.h" #include "mozilla/TextEvents.h" #include "nsIBaseWindow.h" #include "nsIDocShellTreeItem.h" #include "nsIDocShell.h" #include "nsIInterfaceRequestorUtils.h" #include "nsPIDOMWindow.h" namespace mozilla { namespace widget { // static void WidgetUtils::Shutdown() { WidgetKeyboardEvent::Shutdown(); } // static already_AddRefed<nsIWidget> WidgetUtils::DOMWindowToWidget(nsPIDOMWindowOuter* aDOMWindow) { nsCOMPtr<nsIWidget> widget; nsCOMPtr<nsPIDOMWindowOuter> window = aDOMWindow; if (window) { nsCOMPtr<nsIBaseWindow> baseWin(do_QueryInterface(window->GetDocShell())); while (!widget && baseWin) { baseWin->GetParentWidget(getter_AddRefs(widget)); if (!widget) { nsCOMPtr<nsIDocShellTreeItem> docShellAsItem(do_QueryInterface(baseWin)); if (!docShellAsItem) return nullptr; nsCOMPtr<nsIDocShellTreeItem> parent; docShellAsItem->GetParent(getter_AddRefs(parent)); window = do_GetInterface(parent); if (!window) return nullptr; baseWin = do_QueryInterface(window->GetDocShell()); } } } return widget.forget(); } // static uint32_t WidgetUtils::ComputeKeyCodeFromChar(uint32_t aCharCode) { if (aCharCode >= 'A' && aCharCode <= 'Z') { return aCharCode - 'A' + NS_VK_A; } if (aCharCode >= 'a' && aCharCode <= 'z') { return aCharCode - 'a' + NS_VK_A; } if (aCharCode >= '0' && aCharCode <= '9') { return aCharCode - '0' + NS_VK_0; } switch (aCharCode) { case ' ': return NS_VK_SPACE; case '\t': return NS_VK_TAB; case ':': return NS_VK_COLON; case ';': return NS_VK_SEMICOLON; case '<': return NS_VK_LESS_THAN; case '=': return NS_VK_EQUALS; case '>': return NS_VK_GREATER_THAN; case '?': return NS_VK_QUESTION_MARK; case '@': return NS_VK_AT; case '^': return NS_VK_CIRCUMFLEX; case '!': return NS_VK_EXCLAMATION; case '"': return NS_VK_DOUBLE_QUOTE; case '#': return NS_VK_HASH; case '$': return NS_VK_DOLLAR; case '%': return NS_VK_PERCENT; case '&': return NS_VK_AMPERSAND; case '_': return NS_VK_UNDERSCORE; case '(': return NS_VK_OPEN_PAREN; case ')': return NS_VK_CLOSE_PAREN; case '*': return NS_VK_ASTERISK; case '+': return NS_VK_PLUS; case '|': return NS_VK_PIPE; case '-': return NS_VK_HYPHEN_MINUS; case '{': return NS_VK_OPEN_CURLY_BRACKET; case '}': return NS_VK_CLOSE_CURLY_BRACKET; case '~': return NS_VK_TILDE; case ',': return NS_VK_COMMA; case '.': return NS_VK_PERIOD; case '/': return NS_VK_SLASH; case '`': return NS_VK_BACK_QUOTE; case '[': return NS_VK_OPEN_BRACKET; case '\\': return NS_VK_BACK_SLASH; case ']': return NS_VK_CLOSE_BRACKET; case '\'': return NS_VK_QUOTE; } return 0; } // static void WidgetUtils::GetLatinCharCodeForKeyCode(uint32_t aKeyCode, bool aIsCapsLock, uint32_t* aUnshiftedCharCode, uint32_t* aShiftedCharCode) { MOZ_ASSERT(aUnshiftedCharCode && aShiftedCharCode, "aUnshiftedCharCode and aShiftedCharCode must not be NULL"); if (aKeyCode >= NS_VK_A && aKeyCode <= NS_VK_Z) { *aUnshiftedCharCode = *aShiftedCharCode = aKeyCode; if (aIsCapsLock) { *aShiftedCharCode += 0x20; } else { *aUnshiftedCharCode += 0x20; } return; } // aShiftedCharCode must be zero for non-alphabet keys. *aShiftedCharCode = 0; if (aKeyCode >= NS_VK_0 && aKeyCode <= NS_VK_9) { *aUnshiftedCharCode = aKeyCode; return; } switch (aKeyCode) { case NS_VK_SPACE: *aUnshiftedCharCode = ' '; break; case NS_VK_COLON: *aUnshiftedCharCode = ':'; break; case NS_VK_SEMICOLON: *aUnshiftedCharCode = ';'; break; case NS_VK_LESS_THAN: *aUnshiftedCharCode = '<'; break; case NS_VK_EQUALS: *aUnshiftedCharCode = '='; break; case NS_VK_GREATER_THAN: *aUnshiftedCharCode = '>'; break; case NS_VK_QUESTION_MARK: *aUnshiftedCharCode = '?'; break; case NS_VK_AT: *aUnshiftedCharCode = '@'; break; case NS_VK_CIRCUMFLEX: *aUnshiftedCharCode = '^'; break; case NS_VK_EXCLAMATION: *aUnshiftedCharCode = '!'; break; case NS_VK_DOUBLE_QUOTE: *aUnshiftedCharCode = '"'; break; case NS_VK_HASH: *aUnshiftedCharCode = '#'; break; case NS_VK_DOLLAR: *aUnshiftedCharCode = '$'; break; case NS_VK_PERCENT: *aUnshiftedCharCode = '%'; break; case NS_VK_AMPERSAND: *aUnshiftedCharCode = '&'; break; case NS_VK_UNDERSCORE: *aUnshiftedCharCode = '_'; break; case NS_VK_OPEN_PAREN: *aUnshiftedCharCode = '('; break; case NS_VK_CLOSE_PAREN: *aUnshiftedCharCode = ')'; break; case NS_VK_ASTERISK: *aUnshiftedCharCode = '*'; break; case NS_VK_PLUS: *aUnshiftedCharCode = '+'; break; case NS_VK_PIPE: *aUnshiftedCharCode = '|'; break; case NS_VK_HYPHEN_MINUS: *aUnshiftedCharCode = '-'; break; case NS_VK_OPEN_CURLY_BRACKET: *aUnshiftedCharCode = '{'; break; case NS_VK_CLOSE_CURLY_BRACKET: *aUnshiftedCharCode = '}'; break; case NS_VK_TILDE: *aUnshiftedCharCode = '~'; break; case NS_VK_COMMA: *aUnshiftedCharCode = ','; break; case NS_VK_PERIOD: *aUnshiftedCharCode = '.'; break; case NS_VK_SLASH: *aUnshiftedCharCode = '/'; break; case NS_VK_BACK_QUOTE: *aUnshiftedCharCode = '`'; break; case NS_VK_OPEN_BRACKET: *aUnshiftedCharCode = '['; break; case NS_VK_BACK_SLASH: *aUnshiftedCharCode = '\\'; break; case NS_VK_CLOSE_BRACKET: *aUnshiftedCharCode = ']'; break; case NS_VK_QUOTE: *aUnshiftedCharCode = '\''; break; default: *aUnshiftedCharCode = 0; break; } } } // namespace widget } // namespace mozilla