diff options
Diffstat (limited to 'src/undomanager.cpp')
| -rw-r--r-- | src/undomanager.cpp | 405 |
1 files changed, 0 insertions, 405 deletions
diff --git a/src/undomanager.cpp b/src/undomanager.cpp deleted file mode 100644 index c4d4f2f87..000000000 --- a/src/undomanager.cpp +++ /dev/null @@ -1,405 +0,0 @@ -/*************************************************************************** - * Copyright (C) 2006 by Peter Penz * - * [email protected] * - * * - * This program is free software; you can redistribute it and/or modify * - * it under the terms of the GNU General Public License as published by * - * the Free Software Foundation; either version 2 of the License, or * - * (at your option) any later version. * - * * - * This program is distributed in the hope that it will be useful, * - * but WITHOUT ANY WARRANTY; without even the implied warranty of * - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * - * GNU General Public License for more details. * - * * - * You should have received a copy of the GNU General Public License * - * along with this program; if not, write to the * - * Free Software Foundation, Inc., * - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * - ***************************************************************************/ - -#include "undomanager.h" -#include <klocale.h> -#include <kio/netaccess.h> -#include <qtimer.h> -#include <assert.h> - -#include "dolphinmainwindow.h" -#include "dolphinstatusbar.h" -#include "progressindicator.h" - -DolphinCommand::DolphinCommand() : - m_type(Copy), - m_macroIndex(-1) -{ - // Implementation note: DolphinCommands are stored in a QValueList, whereas - // QValueList requires a default constructor of the added class. - // Instead of expressing this implementation detail to the interface by adding a - // Type::Undefined just Type::Copy is used to assure that all members have - // a defined state. - // - // KDE4TODO: QList doesn't require a default constructor iirc - so remove this -} - -DolphinCommand::DolphinCommand(Type type, - const KUrl::List& source, - const KUrl& dest) : - m_type(type), - m_macroIndex(-1), - m_source(source), - m_dest(dest) -{ -} - -DolphinCommand::~DolphinCommand() -{ -} - -DolphinCommand& DolphinCommand::operator = (const DolphinCommand& command) -{ - m_type = command.m_type; - m_source = command.m_source; - m_dest = command.m_dest; - return *this; -} - -UndoManager& UndoManager::instance() -{ - static UndoManager* instance = 0; - if (instance == 0) { - instance = new UndoManager(); - } - return *instance; -} - -void UndoManager::addCommand(const DolphinCommand& command) -{ - ++m_historyIndex; - - QList<DolphinCommand>::iterator it = m_history.begin(); - it += m_historyIndex; - if (m_recordMacro) { - DolphinCommand macroCommand = command; - macroCommand.m_macroIndex = m_macroCounter; - m_history.insert(it, macroCommand); - } - else { - m_history.insert(it, command); - } - - emit undoAvailable(true); - emit undoTextChanged(i18n("Undo: %1",commandText(command))); - - // prevent an endless growing of the Undo history - if (m_historyIndex > 10000) { - m_history.erase(m_history.begin()); - --m_historyIndex; - } -} - -void UndoManager::beginMacro() -{ - assert(!m_recordMacro); - m_recordMacro = true; - ++m_macroCounter; -} - -void UndoManager::endMacro() -{ - assert(m_recordMacro); - m_recordMacro = false; -} - -// KDE4 TODO: consider switching to KCommandHistory (kdeui) for the command history, and to -// KonqCommandRecorder etc. from libkonq/konq_undo.* -void UndoManager::undo(DolphinMainWindow* mainWindow) -{ - if (m_recordMacro) { - endMacro(); - } - - if (m_historyIndex < 0) { - return; - } - - int progressCount = 0; - int macroCount = 1; - calcStepsCount(macroCount, progressCount); - - /* - * KDE4, ### TODO Only here to avoid possible crash - */ - ProgressIndicator progressIndicator(mainWindow, i18n("Executing undo operation..."), - i18n("Executed undo operation."), - progressCount); - - for (int i = 0; i < macroCount; ++i) { - const DolphinCommand command = m_history[m_historyIndex]; - - --m_historyIndex; - if (m_historyIndex < 0) { - emit undoAvailable(false); - emit undoTextChanged(i18n("Undo")); - } - else { - emit undoTextChanged(i18n("Undo: %1",commandText(m_history[m_historyIndex]))); - } - - if (m_historyIndex < static_cast<int>(m_history.count()) - 1) { - emit redoAvailable(true); - emit redoTextChanged(i18n("Redo: %1",commandText(command))); - } - else { - emit redoAvailable(false); - emit redoTextChanged(i18n("Redo")); - } - - KUrl::List sourceUrls = command.source(); - KUrl::List::Iterator it = sourceUrls.begin(); - const KUrl::List::Iterator end = sourceUrls.end(); - const QString destUrl(command.destination().prettyUrl(KUrl::AddTrailingSlash)); - - KIO::Job* job = 0; - switch (command.type()) { - case DolphinCommand::Link: - case DolphinCommand::Copy: { - KUrl::List list; - while (it != end) { - const KUrl deleteUrl(destUrl + (*it).fileName()); - list.append(deleteUrl); - ++it; - } - job = KIO::del(list, false, false); - break; - } - - case DolphinCommand::Move: { - KUrl::List list; - const KUrl newDestUrl((*it).directory()); - while (it != end) { - const KUrl newSourceUrl(destUrl + (*it).fileName()); - list.append(newSourceUrl); - ++it; - } - job = KIO::move(list, newDestUrl, false); - break; - } - - case DolphinCommand::Rename: { - assert(sourceUrls.count() == 1); - KIO::NetAccess::move(command.destination(), (*it)); - break; - } - - case DolphinCommand::Trash: { - while (it != end) { - // TODO: use KIO::special for accessing the trash protocol. See - // also Dolphin::slotJobResult() for further details. - const QString originalFileName((*it).fileName().section('-', 1)); - KUrl newDestUrl(destUrl + originalFileName); - KIO::NetAccess::move(*it, newDestUrl); - ++it; - - progressIndicator.execOperation(); - } - break; - } - - case DolphinCommand::CreateFolder: - case DolphinCommand::CreateFile: { - KIO::NetAccess::del(command.destination(), mainWindow); - break; - } - } - - if (job != 0) { - // Execute the jobs in a synchronous manner and forward the progress - // information to the Dolphin statusbar. - connect(job, SIGNAL(percent(KJob*, unsigned long)), - this, SLOT(slotPercent(KJob*, unsigned long))); - KIO::NetAccess::synchronousRun(job, mainWindow); - } - - progressIndicator.execOperation(); - } -} - -void UndoManager::redo(DolphinMainWindow *mainWindow) -{ - if (m_recordMacro) { - endMacro(); - } - - const int maxHistoryIndex = m_history.count() - 1; - if (m_historyIndex >= maxHistoryIndex) { - return; - } - ++m_historyIndex; - - int progressCount = 0; - int macroCount = 1; - calcStepsCount(macroCount, progressCount); - - ProgressIndicator progressIndicator(mainWindow, i18n("Executing redo operation..."), - i18n("Executed redo operation."), - progressCount); - - for (int i = 0; i < macroCount; ++i) { - const DolphinCommand command = m_history[m_historyIndex]; - if (m_historyIndex >= maxHistoryIndex) { - emit redoAvailable(false); - emit redoTextChanged(i18n("Redo")); - } - else { - emit redoTextChanged(i18n("Redo: %1",commandText(m_history[m_historyIndex + 1]))); - } - - emit undoAvailable(true); - emit undoTextChanged(i18n("Undo: %1",commandText(command))); - - KUrl::List sourceUrls = command.source(); - KUrl::List::Iterator it = sourceUrls.begin(); - const KUrl::List::Iterator end = sourceUrls.end(); - - KIO::Job* job = 0; - switch (command.type()) { - case DolphinCommand::Link: { - job = KIO::link(sourceUrls, command.destination(), false); - break; - } - - case DolphinCommand::Copy: { - job = KIO::copy(sourceUrls, command.destination(), false); - break; - } - - case DolphinCommand::Rename: - case DolphinCommand::Move: { - job = KIO::move(sourceUrls, command.destination(), false); - break; - } - - case DolphinCommand::Trash: { - const QString destUrl(command.destination().prettyUrl()); - while (it != end) { - // TODO: use KIO::special for accessing the trash protocol. See - // also Dolphin::slotJobResult() for further details. - const QString originalFileName((*it).fileName().section('-', 1)); - KUrl originalSourceUrl(destUrl + "/" + originalFileName); - KIO::Job* moveToTrashJob = KIO::trash(originalSourceUrl); - KIO::NetAccess::synchronousRun(moveToTrashJob, mainWindow); - ++it; - - progressIndicator.execOperation(); - } - break; - } - - case DolphinCommand::CreateFolder: { - KIO::NetAccess::mkdir(command.destination(), mainWindow); - break; - } - - case DolphinCommand::CreateFile: { - progressIndicator.execOperation(); - KUrl::List::Iterator it = sourceUrls.begin(); - assert(sourceUrls.count() == 1); - KIO::CopyJob* copyJob = KIO::copyAs(*it, command.destination(), false); - copyJob->setDefaultPermissions(true); - job = copyJob; - break; - } - } - - if (job != 0) { - // Execute the jobs in a synchronous manner and forward the progress - // information to the Dolphin statusbar. - connect(job, SIGNAL(percent(KJob*, unsigned long)), - this, SLOT(slotPercent(KJob*, unsigned long))); - KIO::NetAccess::synchronousRun(job, mainWindow); - } - - ++m_historyIndex; - progressIndicator.execOperation(); - } - - --m_historyIndex; - -} - -UndoManager::UndoManager() : - m_recordMacro(false), - m_historyIndex(-1), - m_macroCounter(0) -{ -} - -UndoManager::~UndoManager() -{ -} - -QString UndoManager::commandText(const DolphinCommand& command) const -{ - QString text; - switch (command.type()) { - case DolphinCommand::Copy: text = i18n("Copy"); break; - case DolphinCommand::Move: text = i18n("Move"); break; - case DolphinCommand::Link: text = i18n("Link"); break; - case DolphinCommand::Rename: text = i18n("Rename"); break; - case DolphinCommand::Trash: text = i18n("Move to Trash"); break; - case DolphinCommand::CreateFolder: text = i18n("Create New Folder"); break; - case DolphinCommand::CreateFile: text = i18n("Create New File"); break; - default: break; - } - return text; -} - -void UndoManager::slotPercent(KJob* /* job */, unsigned long /* percent */) -{ - // It is not allowed to update the progress indicator in the context - // of this slot, hence do an asynchronous triggering. - QTimer::singleShot(0, this, SLOT(updateProgress())); -} - -void UndoManager::updateProgress() -{ - /* - * ### XXX, TODO, KDE4 make this work when switchting to KonqUndoManager - */ - //m_progressIndicator->execOperation(); -} - -void UndoManager::calcStepsCount(int& macroCount, int& progressCount) -{ - progressCount = 0; - macroCount = 0; - - const int macroIndex = m_history[m_historyIndex].m_macroIndex; - if (macroIndex < 0) { - // default use case: no macro has been recorded - macroCount = 1; - progressCount = m_history[m_historyIndex].source().count(); - return; - } - - // iterate backward for undo... - int i = m_historyIndex; - while ((i >= 0) && (m_history[i].m_macroIndex == macroIndex)) { - ++macroCount; - progressCount += m_history[i].source().count(); - --i; - } - - // iterate forward for redo... - const int max = m_history.count() - 1; - i = m_historyIndex + 1; - while ((i <= max) && (m_history[i].m_macroIndex == macroIndex)) { - ++macroCount; - progressCount += m_history[i].source().count(); - ++i; - } -} - -#include "undomanager.moc" - - |