#include "i18n.h"#include "wrapper.h"#include "../textdrawing/textedit.h"#include <qaction.h>#include <qlayout.h>#include <qvbox.h>#include <qworkspace.h>#include <qpopupmenu.h>#include <qmenubar.h>#include <qtoolbar.h>#include <qtoolbutton.h>#include <qpixmap.h>#include <qiconset.h>#include <qapplication.h>#include <qwidgetlist.h>#include <qlabel.h>#include <qtextedit.h>static int windowIdNumber = 5000;static bool firstShow = TRUE;I18nDemo::I18nDemo(QWidget *parent, const char *name)    : QMainWindow(parent, name, 0), lastwrapper(0){    initActions();    initMenuBar();    QVBox *box = new QVBox(this);    box->setFrameStyle( QFrame::StyledPanel | QFrame::Sunken );    box->setMargin( 1 );    box->setLineWidth( 1 );    workspace = new QWorkspace(box);    connect(workspace, SIGNAL(windowActivated(QWidget *)),	    SLOT(windowActivated(QWidget *)));    workspace->setBackgroundMode(PaletteMid);    setCentralWidget(box);}I18nDemo::~I18nDemo(){}void I18nDemo::initActions(){    actionClose = new QAction(tr("Close the current window."),			      tr("Close"),			      CTRL + Key_F4,			      this);    connect(actionClose, SIGNAL(activated()), SLOT(closeSlot()));    actionCloseAll = new QAction(tr("Close all opened windows."),				 tr("Close All"),				 0,				 this);    connect(actionCloseAll, SIGNAL(activated()), SLOT(closeAllSlot()));    actionTile = new QAction(tr("Tile opened windows."),			     tr("Tile"),			     0,			     this);    connect(actionTile, SIGNAL(activated()), SLOT(tileSlot()));    actionCascade = new QAction(tr("Cascade opened windows."),				tr("Cascade"),				0,				this);    connect(actionCascade, SIGNAL(activated()), SLOT(cascadeSlot()));}void I18nDemo::initMenuBar(){    newMenu = new QPopupMenu(this);    connect(newMenu, SIGNAL(activated(int)), SLOT(newSlot(int)));    newMenu->insertItem("&English", 0);    newMenu->insertItem("&Japanese", 1);    newMenu->insertItem("&Korean", 2);    newMenu->insertItem("&Norwegian", 3);    windowMenu = new QPopupMenu(this);    connect(windowMenu, SIGNAL(activated(int)), SLOT(windowSlot(int)));    windowMenu->setCheckable(TRUE);    actionClose->addTo(windowMenu);    actionCloseAll->addTo(windowMenu);    windowMenu->insertSeparator();    actionTile->addTo(windowMenu);    actionCascade->addTo(windowMenu);    windowMenu->insertSeparator();    menuBar()->insertItem(tr("&New"), newMenu);    menuBar()->insertItem(tr("&Window"), windowMenu);}void I18nDemo::newSlot(int id){    QString qmfile;    switch (id) {    default:    case 0: qmfile = "i18n/en.qm"; break;    case 1: qmfile = "i18n/ja.qm"; break;    case 2: qmfile = "i18n/ko.qm"; break;    case 3: qmfile = "i18n/no.qm"; break;    }    if (lastwrapper) {	qApp->removeTranslator(&lastwrapper->translator);	lastwrapper = 0;    }    Wrapper *wrapper = new Wrapper(workspace, windowIdNumber);    wrapper->translator.load(qmfile, ".");    qApp->installTranslator(&wrapper->translator);    connect(wrapper, SIGNAL(destroyed()), SLOT(wrapperDead()));    wrapper->setCaption(tr("--language--"));    TextEdit *te = new TextEdit(wrapper);    te->layout()->setResizeMode( QLayout::FreeResize );    te->setMinimumSize(500, 400);    te->fileNew();    te->currentEditor()->	setText(tr("<h3>About Qt</h3>"		   "<p>This program uses Qt version %1, a multiplatform C++ "		   "GUI toolkit from Trolltech. Qt provides single-source "		   "portability across Windows 95/98/NT/2000, Mac OS X, Linux, Solaris, "		   "HP-UX and many other versions of Unix with X11.</p>"		   "<p>See <tt>http://www.trolltech.com/qt/</tt> for more "		   "information.</p>").arg(QT_VERSION_STR));    qApp->removeTranslator(&wrapper->translator);    te->show();    wrapper->show();    windowMenu->insertItem(wrapper->caption(), wrapper->id);    windowMenu->setItemChecked(wrapper->id, TRUE);    lastwrapper = wrapper;    windowIdNumber++;}void I18nDemo::windowSlot(int id){    if (id < 5000)	return;    QWidgetList list = workspace->windowList();    Wrapper *wrapper = (Wrapper *) list.first();    while (wrapper) {	if (wrapper->id == id) {	    wrapper->setFocus();	    break;	}	wrapper = (Wrapper *) list.next();    }}void I18nDemo::windowActivated(QWidget *w){    if (lastwrapper) {	qApp->removeTranslator(&lastwrapper->translator);	windowMenu->setItemChecked(lastwrapper->id, FALSE);    }    if (! w) {	lastwrapper = 0;	return;    }    Wrapper *wrapper = (Wrapper *) w;    windowMenu->setItemChecked(wrapper->id, TRUE);    lastwrapper = wrapper;}void I18nDemo::closeSlot(){    QWidget *w = workspace->activeWindow();    delete w;}void I18nDemo::closeAllSlot(){    QWidget *w;    while ((w = workspace->activeWindow()))	w->close(TRUE);}void I18nDemo::tileSlot(){    workspace->tile();}void I18nDemo::cascadeSlot(){    workspace->cascade();}void I18nDemo::wrapperDead(){    Wrapper *w = (Wrapper *) sender();    if (w == lastwrapper) {	qApp->removeTranslator(&w->translator);	lastwrapper = 0;    }    windowMenu->removeItem(w->id);}void I18nDemo::showEvent(QShowEvent *){    if (firstShow) {	newSlot(1);	firstShow = FALSE;	return;    }    if (! lastwrapper)	return;    qApp->installTranslator(&lastwrapper->translator);}void I18nDemo::hideEvent(QHideEvent *){    if (! lastwrapper)	return;    qApp->removeTranslator(&lastwrapper->translator);}