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tdebase/kxkb/kxkb.cpp

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/*
Copyright (C) 2001, S.R.Haque <srhaque@iee.org>. Derived from an
original by Matthias H<EFBFBD>zer-Klpfel released under the QPL.
This file is part of the KDE project
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
DESCRIPTION
KDE Keyboard Tool. Manages XKB keyboard mappings.
*/
#include <unistd.h>
#include <stdlib.h>
#include <assert.h>
#include <tqregexp.h>
#include <tqfile.h>
#include <tqstringlist.h>
#include <tqimage.h>
#include <kaboutdata.h>
#include <kcmdlineargs.h>
#include <kglobal.h>
#include <kglobalaccel.h>
#include <klocale.h>
#include <kprocess.h>
#include <kwinmodule.h>
#include <kwin.h>
#include <ktempfile.h>
#include <kstandarddirs.h>
#include <kipc.h>
#include <kaction.h>
#include <kpopupmenu.h>
#include <kdebug.h>
#include <kconfig.h>
#include "x11helper.h"
#include "kxkb.h"
#include "extension.h"
#include "rules.h"
#include "kxkbconfig.h"
#include "layoutmap.h"
#include "kxkb.moc"
KXKBApp::KXKBApp(bool allowStyles, bool GUIenabled)
: KUniqueApplication(allowStyles, GUIenabled),
m_prevWinId(X11Helper::UNKNOWN_WINDOW_ID),
m_rules(NULL),
m_tray(NULL),
kWinModule(NULL),
m_forceSetXKBMap( false )
{
m_extension = new XKBExtension();
if( !m_extension->init() ) {
kdDebug() << "xkb initialization failed, exiting..." << endl;
::exit(1);
}
// keep in sync with kcmlayout.cpp
keys = new KGlobalAccel(TQT_TQOBJECT(this));
#include "kxkbbindings.cpp"
keys->updateConnections();
m_layoutOwnerMap = new LayoutMap(kxkbConfig);
connect( this, TQT_SIGNAL(settingsChanged(int)), TQT_SLOT(slotSettingsChanged(int)) );
addKipcEventMask( KIPC::SettingsChanged );
}
KXKBApp::~KXKBApp()
{
// deletePrecompiledLayouts();
delete keys;
delete m_tray;
delete m_rules;
delete m_extension;
delete m_layoutOwnerMap;
delete kWinModule;
}
int KXKBApp::newInstance()
{
m_extension->reset();
if( settingsRead() )
layoutApply();
return 0;
}
bool KXKBApp::settingsRead()
{
kxkbConfig.load( KxkbConfig::LOAD_ACTIVE_OPTIONS );
if( kxkbConfig.m_enableXkbOptions ) {
kdDebug() << "Setting XKB options " << kxkbConfig.m_options << endl;
if( !m_extension->setXkbOptions(kxkbConfig.m_options, kxkbConfig.m_resetOldOptions) ) {
kdDebug() << "Setting XKB options failed!" << endl;
}
}
if ( kxkbConfig.m_useKxkb == false ) {
kapp->quit();
return false;
}
m_prevWinId = X11Helper::UNKNOWN_WINDOW_ID;
if( kxkbConfig.m_switchingPolicy == SWITCH_POLICY_GLOBAL ) {
delete kWinModule;
kWinModule = NULL;
}
else {
TQDesktopWidget desktopWidget;
if( desktopWidget.numScreens() > 1 && desktopWidget.isVirtualDesktop() == false ) {
kdWarning() << "With non-virtual desktop only global switching policy supported on non-primary screens" << endl;
//TODO: find out how to handle that
}
if( kWinModule == NULL ) {
kWinModule = new KWinModule(0, KWinModule::INFO_DESKTOP);
connect(kWinModule, TQT_SIGNAL(activeWindowChanged(WId)), TQT_SLOT(windowChanged(WId)));
}
m_prevWinId = kWinModule->activeWindow();
kdDebug() << "Active window " << m_prevWinId << endl;
}
m_layoutOwnerMap->reset();
m_layoutOwnerMap->setCurrentWindow( m_prevWinId );
if( m_rules == NULL )
m_rules = new XkbRules(false);
for(int ii=0; ii<(int)kxkbConfig.m_layouts.count(); ii++) {
LayoutUnit& layoutUnit = kxkbConfig.m_layouts[ii];
layoutUnit.defaultGroup = m_rules->getDefaultGroup(layoutUnit.layout, layoutUnit.includeGroup);
kdDebug() << "default group for " << layoutUnit.toPair() << " is " << layoutUnit.defaultGroup << endl;
}
m_currentLayout = kxkbConfig.getDefaultLayout();
if( kxkbConfig.m_layouts.count() == 1 ) {
TQString layoutName = m_currentLayout.layout;
TQString variantName = m_currentLayout.variant;
TQString includeName = m_currentLayout.includeGroup;
int group = m_currentLayout.defaultGroup;
if( !m_extension->setLayout(kxkbConfig.m_model, layoutName, variantName, includeName, false)
|| !m_extension->setGroup( group ) ) {
kdDebug() << "Error switching to single layout " << m_currentLayout.toPair() << endl;
// TODO: alert user
}
if( kxkbConfig.m_showSingle == false ) {
kapp->quit();
return false;
}
}
else {
// initPrecompiledLayouts();
}
initTray();
KGlobal::config()->reparseConfiguration(); // kcontrol modified kdeglobals
keys->readSettings();
keys->updateConnections();
return true;
}
void KXKBApp::initTray()
{
if( !m_tray )
{
KSystemTray* sysTray = new KxkbSystemTray();
KPopupMenu* popupMenu = sysTray->contextMenu();
// popupMenu->insertTitle( kapp->miniIcon(), kapp->caption() );
m_tray = new KxkbLabelController(sysTray, popupMenu);
connect(popupMenu, TQT_SIGNAL(activated(int)), this, TQT_SLOT(menuActivated(int)));
connect(sysTray, TQT_SIGNAL(toggled()), this, TQT_SLOT(toggled()));
}
m_tray->setShowFlag(kxkbConfig.m_showFlag);
m_tray->initLayoutList(kxkbConfig.m_layouts, *m_rules);
m_tray->setCurrentLayout(m_currentLayout);
m_tray->show();
}
// This function activates the keyboard layout specified by the
// configuration members (m_currentLayout)
void KXKBApp::layoutApply()
{
setLayout(m_currentLayout);
}
// kdcop
bool KXKBApp::setLayout(const TQString& layoutPair)
{
const LayoutUnit layoutUnitKey(layoutPair);
if( kxkbConfig.m_layouts.contains(layoutUnitKey) ) {
return setLayout( *kxkbConfig.m_layouts.find(layoutUnitKey) );
}
return false;
}
// Activates the keyboard layout specified by 'layoutUnit'
bool KXKBApp::setLayout(const LayoutUnit& layoutUnit, int group)
{
bool res = false;
if( group == -1 )
group = layoutUnit.defaultGroup;
res = m_extension->setLayout(kxkbConfig.m_model,
layoutUnit.layout, layoutUnit.variant,
layoutUnit.includeGroup);
if( res )
m_extension->setGroup(group); // not checking for ret - not important
if( res )
m_currentLayout = layoutUnit;
if (m_tray) {
if( res )
m_tray->setCurrentLayout(layoutUnit);
else
m_tray->setError(layoutUnit.toPair());
}
return res;
}
void KXKBApp::toggled()
{
const LayoutUnit& layout = m_layoutOwnerMap->getNextLayout().layoutUnit;
setLayout(layout);
}
void KXKBApp::menuActivated(int id)
{
if( KxkbLabelController::START_MENU_ID <= id
&& id < KxkbLabelController::START_MENU_ID + (int)kxkbConfig.m_layouts.count() )
{
const LayoutUnit& layout = kxkbConfig.m_layouts[id - KxkbLabelController::START_MENU_ID];
m_layoutOwnerMap->setCurrentLayout( layout );
setLayout( layout );
}
else if (id == KxkbLabelController::CONFIG_MENU_ID)
{
KProcess p;
p << "kcmshell" << "keyboard_layout";
p.start(KProcess::DontCare);
}
else if (id == KxkbLabelController::HELP_MENU_ID)
{
KApplication::kApplication()->invokeHelp(0, "kxkb");
}
else
{
quit();
}
}
// TODO: we also have to handle deleted windows
void KXKBApp::windowChanged(WId winId)
{
// kdDebug() << "window switch" << endl;
if( kxkbConfig.m_switchingPolicy == SWITCH_POLICY_GLOBAL ) { // should not happen actually
kdDebug() << "windowChanged() signal in GLOBAL switching policy" << endl;
return;
}
int group = m_extension->getGroup();
kdDebug() << "old WinId: " << m_prevWinId << ", new WinId: " << winId << endl;
if( m_prevWinId != X11Helper::UNKNOWN_WINDOW_ID ) { // saving layout/group from previous window
// kdDebug() << "storing " << m_currentLayout.toPair() << ":" << group << " for " << m_prevWinId << endl;
// m_layoutOwnerMap->setCurrentWindow(m_prevWinId);
m_layoutOwnerMap->setCurrentLayout(m_currentLayout);
m_layoutOwnerMap->setCurrentGroup(group);
}
m_prevWinId = winId;
if( winId != X11Helper::UNKNOWN_WINDOW_ID ) {
m_layoutOwnerMap->setCurrentWindow(winId);
const LayoutState& layoutState = m_layoutOwnerMap->getCurrentLayout();
if( layoutState.layoutUnit != m_currentLayout ) {
kdDebug() << "switching to " << layoutState.layoutUnit.toPair() << ":" << group << " for " << winId << endl;
setLayout( layoutState.layoutUnit, layoutState.group );
}
else if( layoutState.group != group ) { // we need to change only the group
m_extension->setGroup(layoutState.group);
}
}
}
void KXKBApp::slotSettingsChanged(int category)
{
if ( category != KApplication::SETTINGS_SHORTCUTS)
return;
KGlobal::config()->reparseConfiguration(); // kcontrol modified kdeglobals
keys->readSettings();
keys->updateConnections();
}
/*
Viki (onscreen keyboard) has problems determining some modifiers states
when kxkb uses precompiled layouts instead of setxkbmap. Probably a bug
in the xkb functions used for the precompiled layouts *shrug*.
*/
void KXKBApp::forceSetXKBMap( bool set )
{
if( m_forceSetXKBMap == set )
return;
m_forceSetXKBMap = set;
layoutApply();
}
/*Precompiles the keyboard layouts for faster activation later.
This is done by loading each one of them and then dumping the compiled
map from the X server into our local buffer.*/
// void KXKBApp::initPrecompiledLayouts()
// {
// TQStringList dirs = KGlobal::dirs()->findDirs ( "tmp", "" );
// TQString tempDir = dirs.count() == 0 ? "/tmp/" : dirs[0];
//
// TQValueList<LayoutUnit>::ConstIterator end = kxkbConfig.m_layouts.end();
//
// for (TQValueList<LayoutUnit>::ConstIterator it = kxkbConfig.m_layouts.begin(); it != end; ++it)
// {
// LayoutUnit layoutUnit(*it);
// // const char* baseGr = m_includes[layout];
// // int group = m_rules->getGroup(layout, baseGr);
// // if( m_extension->setLayout(m_model, layout, m_variants[layout], group, baseGr) ) {
// TQString compiledLayoutFileName = tempDir + layoutUnit.layout + "." + layoutUnit.variant + ".xkm";
// // if( m_extension->getCompiledLayout(compiledLayoutFileName) )
// m_compiledLayoutFileNames[layoutUnit.toPair()] = compiledLayoutFileName;
// // }
// // else {
// // kdDebug() << "Error precompiling layout " << layout << endl;
// // }
// }
// }
const char * DESCRIPTION =
I18N_NOOP("A utility to switch keyboard maps");
extern "C" KDE_EXPORT int kdemain(int argc, char *argv[])
{
KAboutData about("kxkb", I18N_NOOP("KDE Keyboard Tool"), "1.0",
DESCRIPTION, KAboutData::License_LGPL,
"Copyright (C) 2001, S.R.Haque\n(C) 2002-2003, 2006 Andriy Rysin");
KCmdLineArgs::init(argc, argv, &about);
KXKBApp::addCmdLineOptions();
if (!KXKBApp::start())
return 0;
KXKBApp app;
app.disableSessionManagement();
app.exec();
return 0;
}