/* 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 "nsGlobalWindowCommands.h" #include "nsIComponentManager.h" #include "nsIDOMElement.h" #include "nsIInterfaceRequestor.h" #include "nsIInterfaceRequestorUtils.h" #include "nsCRT.h" #include "nsString.h" #include "mozilla/ArrayUtils.h" #include "mozilla/Preferences.h" #include "nsIControllerCommandTable.h" #include "nsICommandParams.h" #include "nsPIDOMWindow.h" #include "nsIPresShell.h" #include "nsIDocShell.h" #include "nsISelectionController.h" #include "nsIWebNavigation.h" #include "nsIContentViewerEdit.h" #include "nsIContentViewer.h" #include "nsFocusManager.h" #include "nsCopySupport.h" #include "nsIClipboard.h" #include "mozilla/Attributes.h" #include "mozilla/BasicEvents.h" #include "nsIClipboardDragDropHooks.h" #include "nsIClipboardDragDropHookList.h" using namespace mozilla; const char * const sSelectAllString = "cmd_selectAll"; const char * const sSelectNoneString = "cmd_selectNone"; const char * const sCopyImageLocationString = "cmd_copyImageLocation"; const char * const sCopyImageContentsString = "cmd_copyImageContents"; const char * const sCopyImageString = "cmd_copyImage"; const char * const sScrollTopString = "cmd_scrollTop"; const char * const sScrollBottomString = "cmd_scrollBottom"; const char * const sScrollPageUpString = "cmd_scrollPageUp"; const char * const sScrollPageDownString = "cmd_scrollPageDown"; const char * const sScrollLineUpString = "cmd_scrollLineUp"; const char * const sScrollLineDownString = "cmd_scrollLineDown"; const char * const sScrollLeftString = "cmd_scrollLeft"; const char * const sScrollRightString = "cmd_scrollRight"; const char * const sMoveTopString = "cmd_moveTop"; const char * const sMoveBottomString = "cmd_moveBottom"; const char * const sMovePageUpString = "cmd_movePageUp"; const char * const sMovePageDownString = "cmd_movePageDown"; const char * const sLinePreviousString = "cmd_linePrevious"; const char * const sLineNextString = "cmd_lineNext"; const char * const sCharPreviousString = "cmd_charPrevious"; const char * const sCharNextString = "cmd_charNext"; // These are so the browser can use editor navigation key bindings // helps with accessibility (boolean pref accessibility.browsewithcaret) const char * const sSelectCharPreviousString = "cmd_selectCharPrevious"; const char * const sSelectCharNextString = "cmd_selectCharNext"; const char * const sWordPreviousString = "cmd_wordPrevious"; const char * const sWordNextString = "cmd_wordNext"; const char * const sSelectWordPreviousString = "cmd_selectWordPrevious"; const char * const sSelectWordNextString = "cmd_selectWordNext"; const char * const sBeginLineString = "cmd_beginLine"; const char * const sEndLineString = "cmd_endLine"; const char * const sSelectBeginLineString = "cmd_selectBeginLine"; const char * const sSelectEndLineString = "cmd_selectEndLine"; const char * const sSelectLinePreviousString = "cmd_selectLinePrevious"; const char * const sSelectLineNextString = "cmd_selectLineNext"; const char * const sSelectPageUpString = "cmd_selectPageUp"; const char * const sSelectPageDownString = "cmd_selectPageDown"; const char * const sSelectTopString = "cmd_selectTop"; const char * const sSelectBottomString = "cmd_selectBottom"; #if 0 #pragma mark - #endif // a base class for selection-related commands, for code sharing class nsSelectionCommandsBase : public nsIControllerCommand { public: virtual ~nsSelectionCommandsBase() {} NS_DECL_ISUPPORTS NS_IMETHOD IsCommandEnabled(const char * aCommandName, nsISupports *aCommandContext, bool *_retval); NS_IMETHOD GetCommandStateParams(const char * aCommandName, nsICommandParams *aParams, nsISupports *aCommandContext); NS_IMETHOD DoCommandParams(const char * aCommandName, nsICommandParams *aParams, nsISupports *aCommandContext); protected: static nsresult GetPresShellFromWindow(nsPIDOMWindow *aWindow, nsIPresShell **aPresShell); static nsresult GetSelectionControllerFromWindow(nsPIDOMWindow *aWindow, nsISelectionController **aSelCon); // no member variables, please, we're stateless! }; // this class implements commands whose behavior depends on the 'browse with caret' setting class nsSelectMoveScrollCommand : public nsSelectionCommandsBase { public: NS_IMETHOD DoCommand(const char * aCommandName, nsISupports *aCommandContext); // no member variables, please, we're stateless! }; // this class implements other selection commands class nsSelectCommand : public nsSelectionCommandsBase { public: NS_IMETHOD DoCommand(const char * aCommandName, nsISupports *aCommandContext); // no member variables, please, we're stateless! }; #if 0 #pragma mark - #endif NS_IMPL_ISUPPORTS(nsSelectionCommandsBase, nsIControllerCommand) /* boolean isCommandEnabled (in string aCommandName, in nsISupports aCommandContext); */ NS_IMETHODIMP nsSelectionCommandsBase::IsCommandEnabled(const char * aCommandName, nsISupports *aCommandContext, bool *outCmdEnabled) { // XXX this needs fixing. e.g. you can't scroll up if you're already at the top of // the document. *outCmdEnabled = true; return NS_OK; } /* void getCommandStateParams (in string aCommandName, in nsICommandParams aParams, in nsISupports aCommandContext); */ NS_IMETHODIMP nsSelectionCommandsBase::GetCommandStateParams(const char *aCommandName, nsICommandParams *aParams, nsISupports *aCommandContext) { // XXX we should probably return the enabled state return NS_ERROR_NOT_IMPLEMENTED; } /* void doCommandParams (in string aCommandName, in nsICommandParams aParams, in nsISupports aCommandContext); */ NS_IMETHODIMP nsSelectionCommandsBase::DoCommandParams(const char *aCommandName, nsICommandParams *aParams, nsISupports *aCommandContext) { return DoCommand(aCommandName, aCommandContext); } // protected methods nsresult nsSelectionCommandsBase::GetPresShellFromWindow(nsPIDOMWindow *aWindow, nsIPresShell **aPresShell) { *aPresShell = nullptr; NS_ENSURE_TRUE(aWindow, NS_ERROR_FAILURE); nsIDocShell *docShell = aWindow->GetDocShell(); NS_ENSURE_TRUE(docShell, NS_ERROR_FAILURE); NS_IF_ADDREF(*aPresShell = docShell->GetPresShell()); return NS_OK; } nsresult nsSelectionCommandsBase::GetSelectionControllerFromWindow(nsPIDOMWindow *aWindow, nsISelectionController **aSelCon) { *aSelCon = nullptr; nsCOMPtr presShell; GetPresShellFromWindow(aWindow, getter_AddRefs(presShell)); if (presShell) return CallQueryInterface(presShell, aSelCon); return NS_ERROR_FAILURE; } #if 0 #pragma mark - #endif static const struct BrowseCommand { const char *reverse, *forward; nsresult (NS_STDCALL nsISelectionController::*scroll)(bool); nsresult (NS_STDCALL nsISelectionController::*move)(bool, bool); } browseCommands[] = { { sScrollTopString, sScrollBottomString, &nsISelectionController::CompleteScroll }, { sScrollPageUpString, sScrollPageDownString, &nsISelectionController::ScrollPage }, { sScrollLineUpString, sScrollLineDownString, &nsISelectionController::ScrollLine }, { sScrollLeftString, sScrollRightString, &nsISelectionController::ScrollCharacter }, { sMoveTopString, sMoveBottomString, &nsISelectionController::CompleteScroll, &nsISelectionController::CompleteMove }, { sMovePageUpString, sMovePageDownString, &nsISelectionController::ScrollPage, &nsISelectionController::PageMove }, { sLinePreviousString, sLineNextString, &nsISelectionController::ScrollLine, &nsISelectionController::LineMove }, { sWordPreviousString, sWordNextString, &nsISelectionController::ScrollCharacter, &nsISelectionController::WordMove }, { sCharPreviousString, sCharNextString, &nsISelectionController::ScrollCharacter, &nsISelectionController::CharacterMove }, { sBeginLineString, sEndLineString, &nsISelectionController::CompleteScroll, &nsISelectionController::IntraLineMove } }; nsresult nsSelectMoveScrollCommand::DoCommand(const char *aCommandName, nsISupports *aCommandContext) { nsCOMPtr piWindow(do_QueryInterface(aCommandContext)); nsCOMPtr selCont; GetSelectionControllerFromWindow(piWindow, getter_AddRefs(selCont)); NS_ENSURE_TRUE(selCont, NS_ERROR_NOT_INITIALIZED); // We allow the caret to be moved with arrow keys on any window for which // the caret is enabled. In particular, this includes caret-browsing mode // in non-chrome documents. bool caretOn = false; selCont->GetCaretEnabled(&caretOn); if (!caretOn) { caretOn = Preferences::GetBool("accessibility.browsewithcaret"); if (caretOn) { nsCOMPtr docShell = piWindow->GetDocShell(); if (docShell && docShell->ItemType() == nsIDocShellTreeItem::typeChrome) { caretOn = false; } } } for (size_t i = 0; i < ArrayLength(browseCommands); i++) { bool forward = !strcmp(aCommandName, browseCommands[i].forward); if (forward || !strcmp(aCommandName, browseCommands[i].reverse)) { if (caretOn && browseCommands[i].move && NS_SUCCEEDED((selCont->*(browseCommands[i].move))(forward, false))) { // adjust the focus to the new caret position nsIFocusManager* fm = nsFocusManager::GetFocusManager(); if (fm) { nsCOMPtr result; fm->MoveFocus(piWindow, nullptr, nsIFocusManager::MOVEFOCUS_CARET, nsIFocusManager::FLAG_NOSCROLL, getter_AddRefs(result)); } return NS_OK; } return (selCont->*(browseCommands[i].scroll))(forward); } } return NS_ERROR_NOT_IMPLEMENTED; } #if 0 #pragma mark - #endif nsresult nsSelectCommand::DoCommand(const char *aCommandName, nsISupports *aCommandContext) { nsCOMPtr piWindow(do_QueryInterface(aCommandContext)); nsCOMPtr selCont; GetSelectionControllerFromWindow(piWindow, getter_AddRefs(selCont)); NS_ENSURE_TRUE(selCont, NS_ERROR_NOT_INITIALIZED); nsresult rv = NS_ERROR_NOT_IMPLEMENTED; // These commands are so the browser can use caret navigation key bindings - // Helps with accessibility - aaronl@netscape.com if (!nsCRT::strcmp(aCommandName, sSelectCharPreviousString)) rv = selCont->CharacterMove(false, true); else if (!nsCRT::strcmp(aCommandName, sSelectCharNextString)) rv = selCont->CharacterMove(true, true); else if (!nsCRT::strcmp(aCommandName, sSelectWordPreviousString)) rv = selCont->WordMove(false, true); else if (!nsCRT::strcmp(aCommandName, sSelectWordNextString)) rv = selCont->WordMove(true, true); else if (!nsCRT::strcmp(aCommandName, sSelectBeginLineString)) rv = selCont->IntraLineMove(false, true); else if (!nsCRT::strcmp(aCommandName, sSelectEndLineString)) rv = selCont->IntraLineMove(true, true); else if (!nsCRT::strcmp(aCommandName, sSelectLinePreviousString)) rv = selCont->LineMove(false, true); else if (!nsCRT::strcmp(aCommandName, sSelectLineNextString)) rv = selCont->LineMove(true, true); else if (!nsCRT::strcmp(aCommandName, sSelectPageUpString)) rv = selCont->PageMove(false, true); else if (!nsCRT::strcmp(aCommandName, sSelectPageDownString)) rv = selCont->PageMove(true, true); else if (!nsCRT::strcmp(aCommandName, sSelectTopString)) rv = selCont->CompleteMove(false, true); else if (!nsCRT::strcmp(aCommandName, sSelectBottomString)) rv = selCont->CompleteMove(true, true); return rv; } #if 0 #pragma mark - #endif class nsClipboardCommand MOZ_FINAL : public nsIControllerCommand { public: NS_DECL_ISUPPORTS NS_DECL_NSICONTROLLERCOMMAND }; NS_IMPL_ISUPPORTS(nsClipboardCommand, nsIControllerCommand) nsresult nsClipboardCommand::IsCommandEnabled(const char* aCommandName, nsISupports *aContext, bool *outCmdEnabled) { NS_ENSURE_ARG_POINTER(outCmdEnabled); *outCmdEnabled = false; if (strcmp(aCommandName, "cmd_copy")) return NS_OK; nsCOMPtr window = do_QueryInterface(aContext); NS_ENSURE_TRUE(window, NS_ERROR_FAILURE); nsCOMPtr doc = window->GetExtantDoc(); *outCmdEnabled = nsCopySupport::CanCopy(doc); return NS_OK; } nsresult nsClipboardCommand::DoCommand(const char *aCommandName, nsISupports *aContext) { if (strcmp(aCommandName, "cmd_copy")) return NS_OK; nsCOMPtr window = do_QueryInterface(aContext); NS_ENSURE_TRUE(window, NS_ERROR_FAILURE); nsIDocShell *docShell = window->GetDocShell(); NS_ENSURE_TRUE(docShell, NS_ERROR_FAILURE); nsCOMPtr presShell = docShell->GetPresShell(); NS_ENSURE_TRUE(presShell, NS_ERROR_FAILURE); nsCopySupport::FireClipboardEvent(NS_COPY, nsIClipboard::kGlobalClipboard, presShell, nullptr); return NS_OK; } NS_IMETHODIMP nsClipboardCommand::GetCommandStateParams(const char *aCommandName, nsICommandParams *aParams, nsISupports *aCommandContext) { return NS_ERROR_NOT_IMPLEMENTED; } nsresult nsClipboardCommand::DoCommandParams(const char *aCommandName, nsICommandParams* aParams, nsISupports *aContext) { return DoCommand(aCommandName, aContext); } #if 0 #pragma mark - #endif class nsSelectionCommand : public nsIControllerCommand { public: virtual ~nsSelectionCommand() {} NS_DECL_ISUPPORTS NS_DECL_NSICONTROLLERCOMMAND protected: virtual nsresult IsClipboardCommandEnabled(const char * aCommandName, nsIContentViewerEdit* aEdit, bool *outCmdEnabled) = 0; virtual nsresult DoClipboardCommand(const char *aCommandName, nsIContentViewerEdit* aEdit, nsICommandParams* aParams) = 0; static nsresult GetContentViewerEditFromContext(nsISupports *aContext, nsIContentViewerEdit **aEditInterface); // no member variables, please, we're stateless! }; NS_IMPL_ISUPPORTS(nsSelectionCommand, nsIControllerCommand) /*--------------------------------------------------------------------------- nsSelectionCommand ----------------------------------------------------------------------------*/ NS_IMETHODIMP nsSelectionCommand::IsCommandEnabled(const char * aCommandName, nsISupports *aCommandContext, bool *outCmdEnabled) { NS_ENSURE_ARG_POINTER(outCmdEnabled); *outCmdEnabled = false; nsCOMPtr contentEdit; GetContentViewerEditFromContext(aCommandContext, getter_AddRefs(contentEdit)); NS_ENSURE_TRUE(contentEdit, NS_ERROR_NOT_INITIALIZED); return IsClipboardCommandEnabled(aCommandName, contentEdit, outCmdEnabled); } NS_IMETHODIMP nsSelectionCommand::DoCommand(const char *aCommandName, nsISupports *aCommandContext) { nsCOMPtr contentEdit; GetContentViewerEditFromContext(aCommandContext, getter_AddRefs(contentEdit)); NS_ENSURE_TRUE(contentEdit, NS_ERROR_NOT_INITIALIZED); return DoClipboardCommand(aCommandName, contentEdit, nullptr); } NS_IMETHODIMP nsSelectionCommand::GetCommandStateParams(const char *aCommandName, nsICommandParams *aParams, nsISupports *aCommandContext) { return NS_ERROR_NOT_IMPLEMENTED; } NS_IMETHODIMP nsSelectionCommand::DoCommandParams(const char *aCommandName, nsICommandParams *aParams, nsISupports *aCommandContext) { nsCOMPtr contentEdit; GetContentViewerEditFromContext(aCommandContext, getter_AddRefs(contentEdit)); NS_ENSURE_TRUE(contentEdit, NS_ERROR_NOT_INITIALIZED); return DoClipboardCommand(aCommandName, contentEdit, aParams); } nsresult nsSelectionCommand::GetContentViewerEditFromContext(nsISupports *aContext, nsIContentViewerEdit **aEditInterface) { NS_ENSURE_ARG(aEditInterface); *aEditInterface = nullptr; nsCOMPtr window = do_QueryInterface(aContext); NS_ENSURE_TRUE(window, NS_ERROR_INVALID_ARG); nsIDocShell *docShell = window->GetDocShell(); NS_ENSURE_TRUE(docShell, NS_ERROR_FAILURE); nsCOMPtr viewer; docShell->GetContentViewer(getter_AddRefs(viewer)); nsCOMPtr edit(do_QueryInterface(viewer)); NS_ENSURE_TRUE(edit, NS_ERROR_FAILURE); *aEditInterface = edit; NS_ADDREF(*aEditInterface); return NS_OK; } #if 0 #pragma mark - #endif #define NS_DECL_CLIPBOARD_COMMAND(_cmd) \ class _cmd : public nsSelectionCommand \ { \ protected: \ \ virtual nsresult IsClipboardCommandEnabled(const char* aCommandName, \ nsIContentViewerEdit* aEdit, bool *outCmdEnabled); \ virtual nsresult DoClipboardCommand(const char* aCommandName, \ nsIContentViewerEdit* aEdit, nsICommandParams* aParams); \ /* no member variables, please, we're stateless! */ \ }; NS_DECL_CLIPBOARD_COMMAND(nsClipboardCopyLinkCommand) NS_DECL_CLIPBOARD_COMMAND(nsClipboardImageCommands) NS_DECL_CLIPBOARD_COMMAND(nsClipboardSelectAllNoneCommands) NS_DECL_CLIPBOARD_COMMAND(nsClipboardGetContentsCommand) nsresult nsClipboardCopyLinkCommand::IsClipboardCommandEnabled(const char* aCommandName, nsIContentViewerEdit* aEdit, bool *outCmdEnabled) { return aEdit->GetInLink(outCmdEnabled); } nsresult nsClipboardCopyLinkCommand::DoClipboardCommand(const char *aCommandName, nsIContentViewerEdit* aEdit, nsICommandParams* aParams) { return aEdit->CopyLinkLocation(); } #if 0 #pragma mark - #endif nsresult nsClipboardImageCommands::IsClipboardCommandEnabled(const char* aCommandName, nsIContentViewerEdit* aEdit, bool *outCmdEnabled) { return aEdit->GetInImage(outCmdEnabled); } nsresult nsClipboardImageCommands::DoClipboardCommand(const char *aCommandName, nsIContentViewerEdit* aEdit, nsICommandParams* aParams) { if (!nsCRT::strcmp(sCopyImageLocationString, aCommandName)) return aEdit->CopyImage(nsIContentViewerEdit::COPY_IMAGE_TEXT); if (!nsCRT::strcmp(sCopyImageContentsString, aCommandName)) return aEdit->CopyImage(nsIContentViewerEdit::COPY_IMAGE_DATA); int32_t copyFlags = nsIContentViewerEdit::COPY_IMAGE_DATA | nsIContentViewerEdit::COPY_IMAGE_HTML; if (aParams) aParams->GetLongValue("imageCopy", ©Flags); return aEdit->CopyImage(copyFlags); } #if 0 #pragma mark - #endif nsresult nsClipboardSelectAllNoneCommands::IsClipboardCommandEnabled(const char* aCommandName, nsIContentViewerEdit* aEdit, bool *outCmdEnabled) { *outCmdEnabled = true; return NS_OK; } nsresult nsClipboardSelectAllNoneCommands::DoClipboardCommand(const char *aCommandName, nsIContentViewerEdit* aEdit, nsICommandParams* aParams) { if (!nsCRT::strcmp(sSelectAllString, aCommandName)) return aEdit->SelectAll(); return aEdit->ClearSelection(); } #if 0 #pragma mark - #endif nsresult nsClipboardGetContentsCommand::IsClipboardCommandEnabled(const char* aCommandName, nsIContentViewerEdit* aEdit, bool *outCmdEnabled) { return aEdit->GetCanGetContents(outCmdEnabled); } nsresult nsClipboardGetContentsCommand::DoClipboardCommand(const char *aCommandName, nsIContentViewerEdit* aEdit, nsICommandParams* aParams) { NS_ENSURE_ARG(aParams); nsAutoCString mimeType("text/plain"); nsXPIDLCString format; // nsICommandParams needs to use nsACString if (NS_SUCCEEDED(aParams->GetCStringValue("format", getter_Copies(format)))) mimeType.Assign(format); bool selectionOnly = false; aParams->GetBooleanValue("selection_only", &selectionOnly); nsAutoString contents; nsresult rv = aEdit->GetContents(mimeType.get(), selectionOnly, contents); if (NS_FAILED(rv)) return rv; return aParams->SetStringValue("result", contents); } #if 0 // Remove unless needed again, bug 204777 class nsWebNavigationBaseCommand : public nsIControllerCommand { public: virtual ~nsWebNavigationBaseCommand() {} NS_DECL_ISUPPORTS NS_DECL_NSICONTROLLERCOMMAND protected: virtual nsresult IsWebNavCommandEnabled(const char * aCommandName, nsIWebNavigation* aWebNavigation, bool *outCmdEnabled) = 0; virtual nsresult DoWebNavCommand(const char *aCommandName, nsIWebNavigation* aWebNavigation) = 0; static nsresult GetWebNavigationFromContext(nsISupports *aContext, nsIWebNavigation **aWebNavigation); // no member variables, please, we're stateless! }; class nsGoForwardCommand : public nsWebNavigationBaseCommand { protected: virtual nsresult IsWebNavCommandEnabled(const char * aCommandName, nsIWebNavigation* aWebNavigation, bool *outCmdEnabled); virtual nsresult DoWebNavCommand(const char *aCommandName, nsIWebNavigation* aWebNavigation); // no member variables, please, we're stateless! }; class nsGoBackCommand : public nsWebNavigationBaseCommand { protected: virtual nsresult IsWebNavCommandEnabled(const char * aCommandName, nsIWebNavigation* aWebNavigation, bool *outCmdEnabled); virtual nsresult DoWebNavCommand(const char *aCommandName, nsIWebNavigation* aWebNavigation); // no member variables, please, we're stateless! }; /*--------------------------------------------------------------------------- nsWebNavigationCommands no params ----------------------------------------------------------------------------*/ NS_IMPL_ISUPPORTS(nsWebNavigationBaseCommand, nsIControllerCommand) NS_IMETHODIMP nsWebNavigationBaseCommand::IsCommandEnabled(const char * aCommandName, nsISupports *aCommandContext, bool *outCmdEnabled) { NS_ENSURE_ARG_POINTER(outCmdEnabled); *outCmdEnabled = false; nsCOMPtr webNav; GetWebNavigationFromContext(aCommandContext, getter_AddRefs(webNav)); NS_ENSURE_TRUE(webNav, NS_ERROR_INVALID_ARG); return IsCommandEnabled(aCommandName, webNav, outCmdEnabled); } NS_IMETHODIMP nsWebNavigationBaseCommand::GetCommandStateParams(const char *aCommandName, nsICommandParams *aParams, nsISupports *aCommandContext) { // XXX we should probably return the enabled state return NS_ERROR_NOT_IMPLEMENTED; } NS_IMETHODIMP nsWebNavigationBaseCommand::DoCommand(const char *aCommandName, nsISupports *aCommandContext) { nsCOMPtr webNav; GetWebNavigationFromContext(aCommandContext, getter_AddRefs(webNav)); NS_ENSURE_TRUE(webNav, NS_ERROR_INVALID_ARG); return DoWebNavCommand(aCommandName, webNav); } /* void doCommandParams (in string aCommandName, in nsICommandParams aParams, in nsISupports aCommandContext); */ NS_IMETHODIMP nsWebNavigationBaseCommand::DoCommandParams(const char *aCommandName, nsICommandParams *aParams, nsISupports *aCommandContext) { return DoCommand(aCommandName, aCommandContext); } nsresult nsWebNavigationBaseCommand::GetWebNavigationFromContext(nsISupports *aContext, nsIWebNavigation **aWebNavigation) { nsCOMPtr windowReq = do_QueryInterface(aContext); CallGetInterface(windowReq.get(), aWebNavigation); return (*aWebNavigation) ? NS_OK : NS_ERROR_FAILURE; } nsresult nsGoForwardCommand::IsWebNavCommandEnabled(const char * aCommandName, nsIWebNavigation* aWebNavigation, bool *outCmdEnabled) { return aWebNavigation->GetCanGoForward(outCmdEnabled); } nsresult nsGoForwardCommand::DoWebNavCommand(const char *aCommandName, nsIWebNavigation* aWebNavigation) { return aWebNavigation->GoForward(); } nsresult nsGoBackCommand::IsWebNavCommandEnabled(const char * aCommandName, nsIWebNavigation* aWebNavigation, bool *outCmdEnabled) { return aWebNavigation->GetCanGoBack(outCmdEnabled); } nsresult nsGoBackCommand::DoWebNavCommand(const char *aCommandName, nsIWebNavigation* aWebNavigation) { return aWebNavigation->GoBack(); } #endif /*--------------------------------------------------------------------------- nsClipboardDragDropHookCommand params value type possible values "addhook" isupports nsIClipboardDragDropHooks as nsISupports "removehook" isupports nsIClipboardDragDropHooks as nsISupports ----------------------------------------------------------------------------*/ class nsClipboardDragDropHookCommand MOZ_FINAL : public nsIControllerCommand { public: NS_DECL_ISUPPORTS NS_DECL_NSICONTROLLERCOMMAND protected: // no member variables, please, we're stateless! }; NS_IMPL_ISUPPORTS(nsClipboardDragDropHookCommand, nsIControllerCommand) NS_IMETHODIMP nsClipboardDragDropHookCommand::IsCommandEnabled(const char * aCommandName, nsISupports *aCommandContext, bool *outCmdEnabled) { *outCmdEnabled = true; return NS_OK; } NS_IMETHODIMP nsClipboardDragDropHookCommand::DoCommand(const char *aCommandName, nsISupports *aCommandContext) { return NS_ERROR_FAILURE; } NS_IMETHODIMP nsClipboardDragDropHookCommand::DoCommandParams(const char *aCommandName, nsICommandParams *aParams, nsISupports *aCommandContext) { NS_ENSURE_ARG(aParams); nsCOMPtr window = do_QueryInterface(aCommandContext); NS_ENSURE_TRUE(window, NS_ERROR_FAILURE); nsIDocShell *docShell = window->GetDocShell(); nsCOMPtr obj = do_GetInterface(docShell); if (!obj) return NS_ERROR_INVALID_ARG; nsCOMPtr isuppHook; nsresult returnValue = NS_OK; nsresult rv = aParams->GetISupportsValue("addhook", getter_AddRefs(isuppHook)); if (NS_SUCCEEDED(rv)) { nsCOMPtr hook = do_QueryInterface(isuppHook); if (hook) returnValue = obj->AddClipboardDragDropHooks(hook); else returnValue = NS_ERROR_INVALID_ARG; } rv = aParams->GetISupportsValue("removehook", getter_AddRefs(isuppHook)); if (NS_SUCCEEDED(rv)) { nsCOMPtr hook = do_QueryInterface(isuppHook); if (hook) { rv = obj->RemoveClipboardDragDropHooks(hook); if (NS_FAILED(rv) && NS_SUCCEEDED(returnValue)) returnValue = rv; } else returnValue = NS_ERROR_INVALID_ARG; } return returnValue; } NS_IMETHODIMP nsClipboardDragDropHookCommand::GetCommandStateParams(const char *aCommandName, nsICommandParams *aParams, nsISupports *aCommandContext) { NS_ENSURE_ARG_POINTER(aParams); return aParams->SetBooleanValue("state_enabled", true); } /*--------------------------------------------------------------------------- RegisterWindowCommands ----------------------------------------------------------------------------*/ #define NS_REGISTER_ONE_COMMAND(_cmdClass, _cmdName) \ { \ _cmdClass* theCmd = new _cmdClass(); \ if (!theCmd) return NS_ERROR_OUT_OF_MEMORY; \ rv = inCommandTable->RegisterCommand(_cmdName, \ static_cast(theCmd)); \ } #define NS_REGISTER_FIRST_COMMAND(_cmdClass, _cmdName) \ { \ _cmdClass* theCmd = new _cmdClass(); \ if (!theCmd) return NS_ERROR_OUT_OF_MEMORY; \ rv = inCommandTable->RegisterCommand(_cmdName, \ static_cast(theCmd)); #define NS_REGISTER_NEXT_COMMAND(_cmdClass, _cmdName) \ rv = inCommandTable->RegisterCommand(_cmdName, \ static_cast(theCmd)); #define NS_REGISTER_LAST_COMMAND(_cmdClass, _cmdName) \ rv = inCommandTable->RegisterCommand(_cmdName, \ static_cast(theCmd)); \ } // static nsresult nsWindowCommandRegistration::RegisterWindowCommands( nsIControllerCommandTable *inCommandTable) { nsresult rv; // XXX rework the macros to use a loop is possible, reducing code size // this set of commands is affected by the 'browse with caret' setting NS_REGISTER_FIRST_COMMAND(nsSelectMoveScrollCommand, sScrollTopString); NS_REGISTER_NEXT_COMMAND(nsSelectMoveScrollCommand, sScrollBottomString); NS_REGISTER_NEXT_COMMAND(nsSelectMoveScrollCommand, sScrollPageUpString); NS_REGISTER_NEXT_COMMAND(nsSelectMoveScrollCommand, sScrollPageDownString); NS_REGISTER_NEXT_COMMAND(nsSelectMoveScrollCommand, sScrollLineUpString); NS_REGISTER_NEXT_COMMAND(nsSelectMoveScrollCommand, sScrollLineDownString); NS_REGISTER_NEXT_COMMAND(nsSelectMoveScrollCommand, sScrollLeftString); NS_REGISTER_NEXT_COMMAND(nsSelectMoveScrollCommand, sScrollRightString); NS_REGISTER_NEXT_COMMAND(nsSelectMoveScrollCommand, sMoveTopString); NS_REGISTER_NEXT_COMMAND(nsSelectMoveScrollCommand, sMoveBottomString); NS_REGISTER_NEXT_COMMAND(nsSelectMoveScrollCommand, sWordPreviousString); NS_REGISTER_NEXT_COMMAND(nsSelectMoveScrollCommand, sWordNextString); NS_REGISTER_NEXT_COMMAND(nsSelectMoveScrollCommand, sBeginLineString); NS_REGISTER_NEXT_COMMAND(nsSelectMoveScrollCommand, sEndLineString); NS_REGISTER_NEXT_COMMAND(nsSelectMoveScrollCommand, sMovePageUpString); NS_REGISTER_NEXT_COMMAND(nsSelectMoveScrollCommand, sMovePageDownString); NS_REGISTER_NEXT_COMMAND(nsSelectMoveScrollCommand, sLinePreviousString); NS_REGISTER_NEXT_COMMAND(nsSelectMoveScrollCommand, sLineNextString); NS_REGISTER_NEXT_COMMAND(nsSelectMoveScrollCommand, sCharPreviousString); NS_REGISTER_LAST_COMMAND(nsSelectMoveScrollCommand, sCharNextString); NS_REGISTER_FIRST_COMMAND(nsSelectCommand, sSelectCharPreviousString); NS_REGISTER_NEXT_COMMAND(nsSelectCommand, sSelectCharNextString); NS_REGISTER_NEXT_COMMAND(nsSelectCommand, sSelectWordPreviousString); NS_REGISTER_NEXT_COMMAND(nsSelectCommand, sSelectWordNextString); NS_REGISTER_NEXT_COMMAND(nsSelectCommand, sSelectBeginLineString); NS_REGISTER_NEXT_COMMAND(nsSelectCommand, sSelectEndLineString); NS_REGISTER_NEXT_COMMAND(nsSelectCommand, sSelectLinePreviousString); NS_REGISTER_NEXT_COMMAND(nsSelectCommand, sSelectLineNextString); NS_REGISTER_NEXT_COMMAND(nsSelectCommand, sSelectPageUpString); NS_REGISTER_NEXT_COMMAND(nsSelectCommand, sSelectPageDownString); NS_REGISTER_NEXT_COMMAND(nsSelectCommand, sSelectTopString); NS_REGISTER_LAST_COMMAND(nsSelectCommand, sSelectBottomString); NS_REGISTER_ONE_COMMAND(nsClipboardCommand, "cmd_cut"); NS_REGISTER_ONE_COMMAND(nsClipboardCommand, "cmd_copy"); NS_REGISTER_ONE_COMMAND(nsClipboardCommand, "cmd_paste"); NS_REGISTER_ONE_COMMAND(nsClipboardCopyLinkCommand, "cmd_copyLink"); NS_REGISTER_FIRST_COMMAND(nsClipboardImageCommands, sCopyImageLocationString); NS_REGISTER_NEXT_COMMAND(nsClipboardImageCommands, sCopyImageContentsString); NS_REGISTER_LAST_COMMAND(nsClipboardImageCommands, sCopyImageString); NS_REGISTER_FIRST_COMMAND(nsClipboardSelectAllNoneCommands, sSelectAllString); NS_REGISTER_LAST_COMMAND(nsClipboardSelectAllNoneCommands, sSelectNoneString); NS_REGISTER_ONE_COMMAND(nsClipboardGetContentsCommand, "cmd_getContents"); #if 0 // Remove unless needed again, bug 204777 NS_REGISTER_ONE_COMMAND(nsGoBackCommand, "cmd_browserBack"); NS_REGISTER_ONE_COMMAND(nsGoForwardCommand, "cmd_browserForward"); #endif NS_REGISTER_ONE_COMMAND(nsClipboardDragDropHookCommand, "cmd_clipboardDragDropHook"); return rv; }