X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/dd107c50be43e8d4dbdba20df162faf119a3781c..17271c793e0d938dc4a189b540b6438ce1839230:/src/common/docview.cpp?ds=sidebyside diff --git a/src/common/docview.cpp b/src/common/docview.cpp index 2be69634e8..36ecc6a51a 100644 --- a/src/common/docview.cpp +++ b/src/common/docview.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: docview.cpp +// Name: src/common/docview.cpp // Purpose: Document/view classes // Author: Julian Smart // Modified by: @@ -57,6 +57,7 @@ #include "wx/docview.h" #include "wx/confbase.h" #include "wx/file.h" +#include "wx/cmdproc.h" #include #include @@ -76,20 +77,18 @@ // wxWindows macros // ---------------------------------------------------------------------------- - IMPLEMENT_ABSTRACT_CLASS(wxDocument, wxEvtHandler) - IMPLEMENT_ABSTRACT_CLASS(wxView, wxEvtHandler) - IMPLEMENT_ABSTRACT_CLASS(wxDocTemplate, wxObject) - IMPLEMENT_DYNAMIC_CLASS(wxDocManager, wxEvtHandler) - IMPLEMENT_CLASS(wxDocChildFrame, wxFrame) - IMPLEMENT_CLASS(wxDocParentFrame, wxFrame) +IMPLEMENT_ABSTRACT_CLASS(wxDocument, wxEvtHandler) +IMPLEMENT_ABSTRACT_CLASS(wxView, wxEvtHandler) +IMPLEMENT_ABSTRACT_CLASS(wxDocTemplate, wxObject) +IMPLEMENT_DYNAMIC_CLASS(wxDocManager, wxEvtHandler) +IMPLEMENT_CLASS(wxDocChildFrame, wxFrame) +IMPLEMENT_CLASS(wxDocParentFrame, wxFrame) - #if wxUSE_PRINTING_ARCHITECTURE - IMPLEMENT_DYNAMIC_CLASS(wxDocPrintout, wxPrintout) - #endif +#if wxUSE_PRINTING_ARCHITECTURE + IMPLEMENT_DYNAMIC_CLASS(wxDocPrintout, wxPrintout) +#endif - IMPLEMENT_CLASS(wxCommand, wxObject) - IMPLEMENT_DYNAMIC_CLASS(wxCommandProcessor, wxObject) - IMPLEMENT_DYNAMIC_CLASS(wxFileHistory, wxObject) +IMPLEMENT_DYNAMIC_CLASS(wxFileHistory, wxObject) // ---------------------------------------------------------------------------- // function prototypes @@ -230,7 +229,7 @@ bool wxDocument::Save() { bool ret = FALSE; - if (!IsModified()) return TRUE; + if (!IsModified() && m_savedYet) return TRUE; if (m_documentFile == wxT("") || !m_savedYet) ret = SaveAs(); else @@ -1742,7 +1741,7 @@ void wxDocParentFrame::OnMRUFile(wxCommandEvent& event) // about it m_docManager->RemoveFileFromHistory(n); - wxLogError(_("The file '%s' doesn't exist and couldn't be opened.\nIt has been also removed from the MRU files list."), + wxLogError(_("The file '%s' doesn't exist and couldn't be opened.\nIt has been removed from the most recently used files list."), filename.c_str()); } } @@ -1837,224 +1836,6 @@ void wxDocPrintout::GetPageInfo(int *minPage, int *maxPage, int *selPageFrom, in #endif // wxUSE_PRINTING_ARCHITECTURE -// ---------------------------------------------------------------------------- -// Command processing framework -// ---------------------------------------------------------------------------- - -wxCommand::wxCommand(bool canUndoIt, const wxString& name) -{ - m_canUndo = canUndoIt; - m_commandName = name; -} - -wxCommand::~wxCommand() -{ -} - -// Command processor -wxCommandProcessor::wxCommandProcessor(int maxCommands) -{ - m_maxNoCommands = maxCommands; - m_currentCommand = (wxNode *) NULL; - m_commandEditMenu = (wxMenu *) NULL; - m_undoAccelerator = wxT("\tCtrl+Z"); - m_redoAccelerator = wxT("\tCtrl+Y"); -} - -wxCommandProcessor::~wxCommandProcessor() -{ - ClearCommands(); -} - -// Pass a command to the processor. The processor calls Do(); -// if successful, is appended to the command history unless -// storeIt is FALSE. -bool wxCommandProcessor::Submit(wxCommand *command, bool storeIt) -{ - bool success = command->Do(); - if (success && storeIt) - { - if (m_commands.Number() == m_maxNoCommands) - { - wxNode *firstNode = m_commands.First(); - wxCommand *firstCommand = (wxCommand *)firstNode->Data(); - delete firstCommand; - delete firstNode; - } - - // Correct a bug: we must chop off the current 'branch' - // so that we're at the end of the command list. - if (!m_currentCommand) - ClearCommands(); - else - { - wxNode *node = m_currentCommand->Next(); - while (node) - { - wxNode *next = node->Next(); - delete (wxCommand *)node->Data(); - delete node; - node = next; - } - } - - m_commands.Append(command); - m_currentCommand = m_commands.Last(); - SetMenuStrings(); - } - return success; -} - -bool wxCommandProcessor::Undo() -{ - if (m_currentCommand) - { - wxCommand *command = (wxCommand *)m_currentCommand->Data(); - if (command->CanUndo()) - { - bool success = command->Undo(); - if (success) - { - m_currentCommand = m_currentCommand->Previous(); - SetMenuStrings(); - return TRUE; - } - } - } - return FALSE; -} - -bool wxCommandProcessor::Redo() -{ - wxCommand *redoCommand = (wxCommand *) NULL; - wxNode *redoNode = (wxNode *) NULL; - if (m_currentCommand && m_currentCommand->Next()) - { - redoCommand = (wxCommand *)m_currentCommand->Next()->Data(); - redoNode = m_currentCommand->Next(); - } - else - { - if (m_commands.Number() > 0) - { - redoCommand = (wxCommand *)m_commands.First()->Data(); - redoNode = m_commands.First(); - } - } - - if (redoCommand) - { - bool success = redoCommand->Do(); - if (success) - { - m_currentCommand = redoNode; - SetMenuStrings(); - return TRUE; - } - } - return FALSE; -} - -bool wxCommandProcessor::CanUndo() const -{ - if (m_currentCommand) - return ((wxCommand *)m_currentCommand->Data())->CanUndo(); - return FALSE; -} - -bool wxCommandProcessor::CanRedo() const -{ - if ((m_currentCommand != (wxNode*) NULL) && (m_currentCommand->Next() == (wxNode*) NULL)) - return FALSE; - - if ((m_currentCommand != (wxNode*) NULL) && (m_currentCommand->Next() != (wxNode*) NULL)) - return TRUE; - - if ((m_currentCommand == (wxNode*) NULL) && (m_commands.Number() > 0)) - return TRUE; - - return FALSE; -} - -void wxCommandProcessor::Initialize() -{ - m_currentCommand = m_commands.Last(); - SetMenuStrings(); -} - -void wxCommandProcessor::SetMenuStrings() -{ - if (m_commandEditMenu) - { - wxString buf; - if (m_currentCommand) - { - wxCommand *command = (wxCommand *)m_currentCommand->Data(); - wxString commandName(command->GetName()); - if (commandName == wxT("")) commandName = _("Unnamed command"); - bool canUndo = command->CanUndo(); - if (canUndo) - buf = wxString(_("&Undo ")) + commandName + m_undoAccelerator; - else - buf = wxString(_("Can't &Undo ")) + commandName + m_undoAccelerator; - - m_commandEditMenu->SetLabel(wxID_UNDO, buf); - m_commandEditMenu->Enable(wxID_UNDO, canUndo); - - // We can redo, if we're not at the end of the history. - if (m_currentCommand->Next()) - { - wxCommand *redoCommand = (wxCommand *)m_currentCommand->Next()->Data(); - wxString redoCommandName(redoCommand->GetName()); - if (redoCommandName == wxT("")) redoCommandName = _("Unnamed command"); - buf = wxString(_("&Redo ")) + redoCommandName + m_redoAccelerator; - m_commandEditMenu->SetLabel(wxID_REDO, buf); - m_commandEditMenu->Enable(wxID_REDO, TRUE); - } - else - { - m_commandEditMenu->SetLabel(wxID_REDO, _("&Redo") + m_redoAccelerator); - m_commandEditMenu->Enable(wxID_REDO, FALSE); - } - } - else - { - m_commandEditMenu->SetLabel(wxID_UNDO, _("&Undo") + m_undoAccelerator); - m_commandEditMenu->Enable(wxID_UNDO, FALSE); - - if (m_commands.Number() == 0) - { - m_commandEditMenu->SetLabel(wxID_REDO, _("&Redo") + m_redoAccelerator); - m_commandEditMenu->Enable(wxID_REDO, FALSE); - } - else - { - // currentCommand is NULL but there are commands: this means that - // we've undone to the start of the list, but can redo the first. - wxCommand *redoCommand = (wxCommand *)m_commands.First()->Data(); - wxString redoCommandName(redoCommand->GetName()); - if (redoCommandName == wxT("")) redoCommandName = _("Unnamed command"); - buf = wxString(_("&Redo ")) + redoCommandName + m_redoAccelerator; - m_commandEditMenu->SetLabel(wxID_REDO, buf); - m_commandEditMenu->Enable(wxID_REDO, TRUE); - } - } - } -} - -void wxCommandProcessor::ClearCommands() -{ - wxNode *node = m_commands.First(); - while (node) - { - wxCommand *command = (wxCommand *)node->Data(); - delete command; - delete node; - node = m_commands.First(); - } - m_currentCommand = (wxNode *) NULL; -} - // ---------------------------------------------------------------------------- // File history processor // ----------------------------------------------------------------------------