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tdegraphics/kpdf/shell/shell.cpp

719 lines
21 KiB
C++

/***************************************************************************
* Copyright (C) 2002 by Wilco Greven <greven@kde.org> *
* Copyright (C) 2002 by Chris Cheney <ccheney@cheney.cx> *
* Copyright (C) 2003 by Benjamin Meyer <benjamin@csh.rit.edu> *
* Copyright (C) 2003-2004 by Christophe Devriese *
* <Christophe.Devriese@student.kuleuven.ac.be> *
* Copyright (C) 2003 by Laurent Montel <montel@kde.org> *
* Copyright (C) 2003-2004 by Albert Astals Cid <tsdgeos@terra.es> *
* Copyright (C) 2003 by Luboš Luňák <l.lunak@kde.org> *
* Copyright (C) 2003 by Malcolm Hunter <malcolm.hunter@gmx.co.uk> *
* Copyright (C) 2004 by Dominique Devriese <devriese@kde.org> *
* Copyright (C) 2004 by Dirk Mueller <mueller@kde.org> *
* *
* 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. *
***************************************************************************/
// qt/kde includes
#include <tqcursor.h>
#include <tqtimer.h>
#include <tqtoolbutton.h>
#include <ktabwidget.h>
#include <tqptrlist.h>
#include <tdeaction.h>
#include <tdeconfig.h>
#include <tdeapplication.h>
#include <kedittoolbar.h>
#include <tdefiledialog.h>
#include <klibloader.h>
#include <tdemessagebox.h>
#include <kiconloader.h>
#include <kstdaction.h>
#include <kurl.h>
#include <kdebug.h>
#include <tdelocale.h>
#include <tdemenubar.h>
#include <tdeparts/componentfactory.h>
#include <tdeparts/partmanager.h>
#include <tdeio/netaccess.h>
#include <tdemainwindowiface.h>
// local includes
#include "shell.h"
using namespace KPDF;
Shell::Shell()
: DCOPObject("KPDFShellDCOPIface"), KParts::MainWindow(0, "KPDF::Shell"),
m_menuBarWasShown(true),
m_toolBarWasShown(true),
m_shuttingDown(false),
m_showToolBarAction(nullptr),
m_tabs(nullptr),
m_tabsContextMenu(nullptr),
m_manager(nullptr),
m_workingTab(-1)
{
init();
}
Shell::Shell(const KURL &url)
: DCOPObject("KPDFShellDCOPIface"), KParts::MainWindow(0, "KPDF::Shell"),
m_menuBarWasShown(true),
m_toolBarWasShown(true),
m_shuttingDown(false),
m_showToolBarAction(nullptr),
m_tabs(nullptr),
m_tabsContextMenu(nullptr),
m_manager(nullptr),
m_workingTab(-1)
{
m_openUrl = url;
init();
}
void Shell::init()
{
// this routine will find and load our Part. it finds the Part by
// name which is a bad idea usually.. but it's alright in this
// case since our Part is made for this Shell
m_factory = (KParts::Factory *) KLibLoader::self()->factory("libkpdfpart");
if (!m_factory)
{
// if we couldn't find our Part, we exit since the Shell by
// itself can't do anything useful
KMessageBox::error(this, i18n("Unable to find kpdf part."));
TQTimer::singleShot(0, tdeApp, TQ_SLOT(quit()));
return;
}
m_tabs = new KTabWidget(this);
connect(m_tabs, TQ_SIGNAL(contextMenu(const TQPoint &)),
TQ_SLOT(slotTabContextMenu(const TQPoint &)));
connect(m_tabs, TQ_SIGNAL(contextMenu(TQWidget*, const TQPoint &)),
TQ_SLOT(slotTabContextMenu(TQWidget*, const TQPoint &)));
connect(m_tabs, TQ_SIGNAL(closeRequest(TQWidget*)),
TQ_SLOT(slotCloseTabRequest(TQWidget*)));
m_manager = new KParts::PartManager(this, "kpdf part manager");
connect(m_manager, TQ_SIGNAL(activePartChanged(KParts::Part*)),
this, TQ_SLOT(createGUI(KParts::Part*)));
connect(m_manager, TQ_SIGNAL(activePartChanged(KParts::Part*)),
this, TQ_SLOT(slotChangeTab(KParts::Part*)));
connect(tdeApp, TQ_SIGNAL(shutDown()),
this, TQ_SLOT(slotShutDown()));
setCentralWidget(m_tabs);
setXMLFile("shell.rc");
setupActions();
setupGUI(Keys | Save);
if (!TDEGlobal::config()->hasGroup("MainWindow"))
{
TDEMainWindowInterface kmwi(this);
kmwi.maximize();
}
setAutoSaveSettings();
addTab();
if (m_openUrl.isValid())
{
TQTimer::singleShot(0, this, TQ_SLOT(delayedOpen()));
}
readSettings();
reconfigure();
}
void Shell::delayedOpen()
{
openURL(m_openUrl);
}
Shell::~Shell()
{
if (m_tabs)
{
writeSettings();
}
}
void Shell::reconfigure()
{
TDEConfig cfg("kpdfpartrc");
cfg.setGroup("General");
m_tabs->setHoverCloseButton(cfg.readBoolEntry("TabsHoverCloseButton", false));
}
void Shell::openURL( const KURL & url )
{
// if the current part has no url, reuse part
KParts::ReadOnlyPart *part = static_cast<KParts::ReadOnlyPart*>(m_manager->activePart());
if (!part || !part->url().isEmpty())
{
part = createTab();
}
if (part)
{
if (url.isValid())
{
m_tabs->changeTab(part->widget(), url.filename());
m_tabs->setTabToolTip(part->widget(), url.prettyURL());
bool openOk = part->openURL(url);
if (openOk)
{
m_recent->addURL(url);
}
else
{
m_recent->removeURL(url);
}
}
}
}
const KURL Shell::currentTabURL()
{
KParts::ReadOnlyPart *part = static_cast<KParts::ReadOnlyPart*>(m_manager->activePart());
return part->url();
}
void Shell::readSettings()
{
m_recent->loadEntries( TDEGlobal::config() );
m_recent->setEnabled( true ); // force enabling
m_recent->setToolTip( i18n("Click to open a file\nClick and hold to open a recent file") );
TDEGlobal::config()->setDesktopGroup();
m_menuBarWasShown = TDEGlobal::config()->readBoolEntry( "ShowMenuBar", true );
m_showMenuBarAction->setChecked(m_menuBarWasShown);
slotShowMenubar();
m_toolBarWasShown = TDEGlobal::config()->readBoolEntry( "ShowToolBar", true );
m_showToolBarAction = static_cast<TDEToggleAction*>(toolBarMenuAction());
if (m_toolBarWasShown)
{
toolBar()->show();
}
else
{
toolBar()->hide();
}
bool fullScreen = TDEGlobal::config()->readBoolEntry( "FullScreen", false );
setFullScreen(fullScreen);
}
void Shell::writeSettings()
{
m_recent->saveEntries( TDEGlobal::config() );
TDEGlobal::config()->setDesktopGroup();
bool fullScreen = m_fullScreenAction->isChecked();
if (!fullScreen)
{
m_menuBarWasShown = m_showMenuBarAction->isChecked();
m_toolBarWasShown = m_showToolBarAction->isChecked();
}
TDEGlobal::config()->writeEntry( "ShowMenuBar", m_menuBarWasShown);
TDEGlobal::config()->writeEntry( "ShowToolBar", m_toolBarWasShown);
TDEGlobal::config()->writeEntry( "FullScreen", fullScreen);
TDEGlobal::config()->sync();
}
void Shell::setupActions()
{
TDEAction *openAction = KStdAction::open(this, TQ_SLOT(fileOpen()), actionCollection());
m_recent = KStdAction::openRecent( this, TQ_SLOT(openURL(const KURL&)), actionCollection());
connect(m_recent, TQ_SIGNAL(activated()), openAction, TQ_SLOT( activate()));
m_recent->setWhatsThis(i18n("<b>Click</b> to open a file or <b>Click and hold</b> to select a recent file"));
m_printAction = KStdAction::print(this, TQ_SLOT(slotPrint()), actionCollection());
m_printAction->setEnabled(false);
KStdAction::quit(this, TQ_SLOT(slotQuit()), actionCollection());
setStandardToolBarMenuEnabled(true);
m_showMenuBarAction = KStdAction::showMenubar(this, TQ_SLOT(slotShowMenubar()), actionCollection());
KStdAction::configureToolbars(this, TQ_SLOT(optionsConfigureToolbars()), actionCollection());
m_fullScreenAction = KStdAction::fullScreen(this, TQ_SLOT(slotUpdateFullScreen()), actionCollection(), this);
TDEAction *addTab = new TDEAction(i18n("&New Tab"), SmallIcon("tab_new"), "Ctrl+Shift+N;Ctrl+T",
this, TQ_SLOT(addTab()), actionCollection(),
"newtab");
m_addTabButton = new TQToolButton(m_tabs);
m_addTabButton->setIconSet(SmallIconSet("tab_new"));
m_tabs->setCornerWidget(m_addTabButton, TQt::TopLeft);
connect(m_addTabButton, TQ_SIGNAL(clicked()), this, TQ_SLOT(addTab()));
m_addTabButton->show();
TDEAction *removeTab = new TDEAction(i18n("&Close Tab"), SmallIcon("tab_remove"), "Ctrl+W",
this, TQ_SLOT(removeTab()), actionCollection(),
"removecurrenttab");
m_removeTabButton = new TQToolButton(m_tabs);
m_removeTabButton->setIconSet(SmallIconSet("tab_remove"));
m_tabs->setCornerWidget(m_removeTabButton, TQt::TopRight);
connect(m_removeTabButton, TQ_SIGNAL(clicked()), this, TQ_SLOT(removeTab()));
m_removeTabButton->show();
TDEAction *duplicateTab = new TDEAction(i18n("&Duplicate Tab"), SmallIcon("tab_duplicate"), "Ctrl+Shift+D",
this, TQ_SLOT(slotDuplicateTab()), actionCollection(),
"duplicatecurrenttab");
TDEAction *breakOffTab = new TDEAction(i18n("D&etach Tab"), SmallIcon("tab_breakoff"), TQString::null,
this, TQ_SLOT(slotBreakOffTab()), actionCollection(),
"breakoffcurrenttab");
TDEAction *moveTabLeft = new TDEAction(i18n("Move Tab &Left"), SmallIcon("tab_move_left"), "Ctrl+Shift+Left",
this, TQ_SLOT(slotMoveTabLeft()), actionCollection(),
"tab_move_left");
TDEAction *moveTabRight = new TDEAction(i18n("Move Tab &Right"), SmallIcon("tab_move_right"), "Ctrl+Shift+Right",
this, TQ_SLOT(slotMoveTabRight()), actionCollection(),
"tab_move_right");
TDEAction *removeOtherTabs = new TDEAction(i18n("Close &Other Tabs"), SmallIcon("tab_remove_other"), "Ctrl+Alt+W",
this, TQ_SLOT(slotRemoveOtherTabs()), actionCollection(),
"removeothertabs");
}
void Shell::saveProperties(TDEConfig* config)
{
// the 'config' object points to the session managed
// config file. anything you write here will be available
// later when this app is restored
emit saveDocumentRestoreInfo(config);
}
void Shell::readProperties(TDEConfig* config)
{
// the 'config' object points to the session managed
// config file. this function is automatically called whenever
// the app is being restored. read in here whatever you wrote
// in 'saveProperties'
if (m_manager->parts()->count() > 0)
{
emit restoreDocument(config);
}
}
void Shell::fileOpen()
{
// this slot is called whenever the File->Open menu is selected,
// the Open shortcut is pressed (usually CTRL+O) or the Open toolbar
// button is clicked
KURL url = KFileDialog::getOpenURL( TQString(), "application/pdf application/postscript" );//getOpenFileName();
if (!url.isEmpty())
{
openURL(url);
}
}
void Shell::optionsConfigureToolbars()
{
KEditToolbar dlg(factory());
connect(&dlg, TQ_SIGNAL(newToolbarConfig()), this, TQ_SLOT(applyNewToolbarConfig()));
dlg.exec();
}
void Shell::applyNewToolbarConfig()
{
applyMainWindowSettings(TDEGlobal::config(), "MainWindow");
}
void Shell::slotSetPrintActionEnabled(bool enabled)
{
const KParts::Part *part = static_cast<const KParts::Part*>(TQObject::sender());
if (part == m_manager->activePart())
{
m_printAction->setEnabled(enabled);
}
}
void Shell::slotPrint()
{
TQTimer::singleShot(0, m_manager->activePart(), TQ_SLOT(slotPrint()));
}
void Shell::slotQuit()
{
tdeApp->closeAllWindows();
}
// only called when starting the program
void Shell::setFullScreen( bool useFullScreen )
{
if( useFullScreen )
showFullScreen();
else
showNormal();
}
void Shell::slotUpdateFullScreen()
{
if(m_fullScreenAction->isChecked())
{
m_menuBarWasShown = m_showMenuBarAction->isChecked();
m_showMenuBarAction->setChecked(false);
menuBar()->hide();
m_toolBarWasShown = m_showToolBarAction->isChecked();
m_showToolBarAction->setChecked(false);
toolBar()->hide();
showFullScreen();
}
else
{
if (m_menuBarWasShown)
{
m_showMenuBarAction->setChecked(true);
menuBar()->show();
}
if (m_toolBarWasShown)
{
m_showToolBarAction->setChecked(true);
toolBar()->show();
}
showNormal();
}
}
void Shell::slotShowMenubar()
{
if ( m_showMenuBarAction->isChecked() )
menuBar()->show();
else
menuBar()->hide();
}
KParts::ReadOnlyPart* Shell::createTab()
{
KParts::ReadOnlyPart *part =
(KParts::ReadOnlyPart*)m_factory->createPart(m_tabs, "kpdf_part",
m_tabs, nullptr,
"KParts::ReadOnlyPart");
m_tabs->addTab(part->widget(), SmallIcon("application-pdf"), i18n("No file"));
connect(this, TQ_SIGNAL(restoreDocument(TDEConfig*)),
part, TQ_SLOT(restoreDocument(TDEConfig*)));
connect(this, TQ_SIGNAL(saveDocumentRestoreInfo(TDEConfig*)),
part, TQ_SLOT(saveDocumentRestoreInfo(TDEConfig*)));
connect(part, TQ_SIGNAL(enablePrintAction(bool)),
this, TQ_SLOT(slotSetPrintActionEnabled(bool)));
connect(part, TQ_SIGNAL(setWindowCaption(const TQString&)),
this, TQ_SLOT(slotSetTabCaption(const TQString&)));
part->widget()->show();
m_manager->addPart(part, true);
return part;
}
void Shell::addTab()
{
createTab();
}
void Shell::removeTab()
{
if (m_workingTab == -1)
{
m_workingTab = m_tabs->currentPageIndex();
}
KParts::ReadOnlyPart *part = findPartForTab(m_workingTab);
if (part)
{
m_tabs->removePage(part->widget());
part->deleteLater();
}
m_workingTab = -1;
}
void Shell::slotShutDown()
{
m_shuttingDown = true;
}
void Shell::slotChangeTab(KParts::Part *part)
{
if (m_shuttingDown)
{
return;
}
if (!part)
{
part = createTab();
}
m_tabs->showPage(part->widget());
}
void Shell::initTabContextMenu()
{
if (m_tabsContextMenu) return;
m_tabsContextMenu = new TQPopupMenu(this);
m_tabsContextMenu->insertItem(SmallIcon("tab_new"),
i18n("&New Tab"),
this, TQ_SLOT(addTab()),
action("newtab")->shortcut());
m_tabsContextMenu->insertItem(SmallIconSet("tab_duplicate"),
i18n("&Duplicate Tab"),
this, TQ_SLOT(slotDuplicateTab()),
action("duplicatecurrenttab")->shortcut(),
TabContextMenuItem::TabDuplicate);
m_tabsContextMenu->insertItem(SmallIconSet("tab_breakoff"),
i18n("D&etach Tab"),
this, TQ_SLOT(slotBreakOffTab()),
action("breakoffcurrenttab")->shortcut(),
TabContextMenuItem::TabBreakOff);
m_tabsContextMenu->insertSeparator();
m_tabsContextMenu->insertItem(SmallIconSet("1leftarrow"),
i18n("Move Tab &Left"),
this, TQ_SLOT(slotMoveTabLeft()),
action("tab_move_left")->shortcut(),
TabContextMenuItem::TabMoveLeft);
m_tabsContextMenu->insertItem(SmallIconSet("1rightarrow"),
i18n("Move Tab &Right"),
this, TQ_SLOT(slotMoveTabRight()),
action("tab_move_right")->shortcut(),
TabContextMenuItem::TabMoveRight);
m_tabsContextMenu->insertSeparator();
m_tabsContextMenu->insertItem(SmallIconSet("tab_remove"),
i18n("&Close Tab"),
this, TQ_SLOT(removeTab()),
action("removecurrenttab")->shortcut(),
TabContextMenuItem::TabRemove);
m_tabsContextMenu->insertItem(SmallIconSet("tab_remove_other"),
i18n("Close &Other Tabs"),
this, TQ_SLOT(slotRemoveOtherTabs()),
action("removeothertabs")->shortcut(),
TabContextMenuItem::TabRemoveOther);
}
void Shell::slotTabContextMenu(const TQPoint &pos)
{
if (!m_tabsContextMenu)
{
initTabContextMenu();
}
m_tabsContextMenu->setItemEnabled(TabContextMenuItem::TabDuplicate, false);
m_tabsContextMenu->setItemEnabled(TabContextMenuItem::TabBreakOff, false);
m_tabsContextMenu->setItemEnabled(TabContextMenuItem::TabMoveLeft, false);
m_tabsContextMenu->setItemEnabled(TabContextMenuItem::TabMoveRight, false);
m_tabsContextMenu->setItemEnabled(TabContextMenuItem::TabRemove, false);
m_tabsContextMenu->setItemEnabled(TabContextMenuItem::TabRemoveOther, false);
m_tabsContextMenu->popup(pos);
}
void Shell::slotTabContextMenu(TQWidget *w, const TQPoint &pos)
{
if (!m_tabsContextMenu)
{
initTabContextMenu();
}
m_tabsContextMenu->setItemEnabled(TabContextMenuItem::TabDuplicate, true);
m_tabsContextMenu->setItemEnabled(TabContextMenuItem::TabBreakOff, m_tabs->count() > 1);
m_tabsContextMenu->setItemEnabled(TabContextMenuItem::TabRemove, true);
m_tabsContextMenu->setItemEnabled(TabContextMenuItem::TabRemoveOther, true);
int idx = m_tabs->indexOf(w);
if (idx > -1)
{
m_tabsContextMenu->setItemEnabled(TabContextMenuItem::TabMoveLeft, idx > 0);
m_tabsContextMenu->setItemEnabled(TabContextMenuItem::TabMoveRight, idx + 1 < m_tabs->count());
}
else
{
m_tabsContextMenu->setItemEnabled(TabContextMenuItem::TabMoveLeft, false);
m_tabsContextMenu->setItemEnabled(TabContextMenuItem::TabMoveRight, false);
}
m_workingTab = m_tabs->indexOf(w);
m_tabsContextMenu->popup(pos);
}
KParts::ReadOnlyPart* Shell::findPartForTab(int tabIndex)
{
if (tabIndex == -1) return nullptr;
TQWidget *page = m_tabs->page(tabIndex);
if (!page) return nullptr;
TQPtrList<KParts::Part> *parts = const_cast<TQPtrList<KParts::Part>*>(m_manager->parts());
KParts::Part *part;
for (part = parts->first(); part; part = parts->next())
{
if (part->widget() == page)
{
return static_cast<KParts::ReadOnlyPart*>(part);
}
}
return nullptr;
}
void Shell::moveTabForward(int tabIndex)
{
if (tabIndex < m_tabs->count() - 1)
{
m_tabs->moveTab(tabIndex, tabIndex + 1);
}
}
void Shell::moveTabBackward(int tabIndex)
{
if (tabIndex > 0)
{
m_tabs->moveTab(tabIndex, tabIndex - 1);
}
}
void Shell::slotDuplicateTab()
{
if (m_workingTab == -1)
{
m_workingTab = m_tabs->currentPageIndex();
}
KParts::ReadOnlyPart *currentTab = findPartForTab(m_workingTab);
if (currentTab)
{
openURL(currentTab->url());
}
m_workingTab = -1;
}
void Shell::slotBreakOffTab()
{
if (m_workingTab == -1)
{
m_workingTab = m_tabs->currentPageIndex();
}
KParts::ReadOnlyPart *currentTab = findPartForTab(m_workingTab);
if (currentTab)
{
TQString e;
TQStringList args;
args << "--new-instance";
if (currentTab->url().isValid())
{
args << currentTab->url().url();
}
int s = tdeApp->tdeinitExec("kpdf", args, &e, nullptr, "0");
if (s != 0)
{
kdWarning() << "Unable to start new KPDF instance: " << e << endl;
}
}
removeTab();
m_workingTab = -1;
}
void Shell::slotMoveTabLeft()
{
if (m_workingTab == -1)
{
m_workingTab = m_tabs->currentPageIndex();
}
if (TQApplication::reverseLayout())
{
moveTabForward(m_workingTab);
}
else
{
moveTabBackward(m_workingTab);
}
m_workingTab = -1;
}
void Shell::slotMoveTabRight()
{
if (m_workingTab == -1)
{
m_workingTab = m_tabs->currentPageIndex();
}
if (TQApplication::reverseLayout())
{
moveTabBackward(m_workingTab);
}
else
{
moveTabForward(m_workingTab);
}
m_workingTab = -1;
}
void Shell::slotRemoveOtherTabs()
{
if (m_workingTab == -1)
{
m_workingTab = m_tabs->currentPageIndex();
}
if (KMessageBox::warningContinueCancel(this,
i18n("Do you really want to close all other tabs?"),
i18n("Close Other Tabs Confirmation"),
KGuiItem(i18n("Close &Other Tabs"), "tab_remove_other"),
"CloseOtherTabConfirm") != KMessageBox::Continue)
{
m_workingTab = -1;
return;
}
KParts::ReadOnlyPart *currentPart = findPartForTab(m_workingTab);
if (!currentPart) return;
TQPtrList<KParts::Part> *parts = const_cast<TQPtrList<KParts::Part>*>(m_manager->parts());
KParts::Part *part;
for (part = parts->first(); part; part = parts->next())
{
if (part == currentPart) continue;
m_tabs->removePage(part->widget());
part->deleteLater();
}
}
void Shell::slotSetTabCaption(const TQString &caption)
{
KParts::ReadOnlyPart *part = const_cast<KParts::ReadOnlyPart*>
(static_cast<const KParts::ReadOnlyPart*>(TQObject::sender()));
if (!part) return;
m_tabs->changeTab(part->widget(), caption.isEmpty() ? i18n("No file") : caption);
if (caption.isEmpty())
{
m_tabs->removeTabToolTip(part->widget());
}
else
{
m_tabs->setTabToolTip(part->widget(), part->url().pathOrURL());
}
}
void Shell::slotCloseTabRequest(TQWidget *w)
{
m_workingTab = m_tabs->indexOf(w);
if (m_workingTab == -1) return;
removeTab();
}
#include "shell.moc"