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284 lines
7.0 KiB
284 lines
7.0 KiB
%{CPP_TEMPLATE}
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#include "%{APPNAMELC}.h"
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#include <qimage.h>
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#include <qpixmap.h>
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#include <qtoolbar.h>
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#include <qtoolbutton.h>
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#include <qpopupmenu.h>
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#include <qmenubar.h>
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#include <qtextedit.h>
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#include <qfile.h>
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#include <qfiledialog.h>
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#include <qstatusbar.h>
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#include <qmessagebox.h>
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#include <qprinter.h>
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#include <qapplication.h>
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#include <qaccel.h>
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#include <qtextstream.h>
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#include <qpainter.h>
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#include <qpaintdevicemetrics.h>
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#include <qwhatsthis.h>
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#include "filesave.xpm"
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#include "fileopen.xpm"
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#include "fileprint.xpm"
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%{APPNAME}::%{APPNAME}()
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: QMainWindow( 0, "%{APPNAME}", WDestructiveClose )
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{
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printer = new QPrinter;
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QPixmap openIcon, saveIcon, printIcon;
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QToolBar * fileTools = new QToolBar( this, "file operations" );
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fileTools->setLabel( tr("File Operations") );
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openIcon = QPixmap( fileopen );
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QToolButton * fileOpen
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= new QToolButton( openIcon, tr("Open File"), QString::null,
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this, SLOT(choose()), fileTools, "open file" );
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saveIcon = QPixmap( filesave );
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QToolButton * fileSave
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= new QToolButton( saveIcon, tr("Save File"), QString::null,
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this, SLOT(save()), fileTools, "save file" );
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printIcon = QPixmap( fileprint );
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QToolButton * filePrint
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= new QToolButton( printIcon, tr("Print File"), QString::null,
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this, SLOT(print()), fileTools, "print file" );
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(void)QWhatsThis::whatsThisButton( fileTools );
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QString fileOpenText = tr("<p><img source=\"fileopen\"> "
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"Click this button to open a <em>new file</em>. <br>"
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"You can also select the <b>Open</b> command "
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"from the <b>File</b> menu.</p>");
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QWhatsThis::add( fileOpen, fileOpenText );
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QMimeSourceFactory::defaultFactory()->setPixmap( "fileopen", openIcon );
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QString fileSaveText = tr("<p>Click this button to save the file you "
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"are editing. You will be prompted for a file name.\n"
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"You can also select the <b>Save</b> command "
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"from the <b>File</b> menu.</p>");
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QWhatsThis::add( fileSave, fileSaveText );
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QString filePrintText = tr("Click this button to print the file you "
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"are editing.\n You can also select the Print "
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"command from the File menu.");
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QWhatsThis::add( filePrint, filePrintText );
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QPopupMenu * file = new QPopupMenu( this );
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menuBar()->insertItem( tr("&File"), file );
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file->insertItem( tr("&New"), this, SLOT(newDoc()), CTRL+Key_N );
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int id;
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id = file->insertItem( openIcon, tr("&Open..."),
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this, SLOT(choose()), CTRL+Key_O );
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file->setWhatsThis( id, fileOpenText );
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id = file->insertItem( saveIcon, tr("&Save"),
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this, SLOT(save()), CTRL+Key_S );
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file->setWhatsThis( id, fileSaveText );
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id = file->insertItem( tr("Save &As..."), this, SLOT(saveAs()) );
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file->setWhatsThis( id, fileSaveText );
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file->insertSeparator();
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id = file->insertItem( printIcon, tr("&Print..."),
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this, SLOT(print()), CTRL+Key_P );
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file->setWhatsThis( id, filePrintText );
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file->insertSeparator();
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file->insertItem( tr("&Close"), this, SLOT(close()), CTRL+Key_W );
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file->insertItem( tr("&Quit"), qApp, SLOT( closeAllWindows() ), CTRL+Key_Q );
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menuBar()->insertSeparator();
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QPopupMenu * help = new QPopupMenu( this );
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menuBar()->insertItem( tr("&Help"), help );
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help->insertItem( tr("&About"), this, SLOT(about()), Key_F1 );
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help->insertItem( tr("About &Qt"), this, SLOT(aboutQt()) );
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help->insertSeparator();
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help->insertItem( tr("What's &This"), this, SLOT(whatsThis()), SHIFT+Key_F1 );
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e = new QTextEdit( this, "editor" );
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e->setFocus();
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setCentralWidget( e );
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statusBar()->message( tr("Ready"), 2000 );
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resize( 450, 600 );
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}
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%{APPNAME}::~%{APPNAME}()
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{
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delete printer;
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}
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void %{APPNAME}::newDoc()
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{
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%{APPNAME} *ed = new %{APPNAME};
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ed->setCaption(tr("Qt Example - Application"));
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ed->show();
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}
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void %{APPNAME}::choose()
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{
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QString fn = QFileDialog::getOpenFileName( QString::null, QString::null,
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this);
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if ( !fn.isEmpty() )
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load( fn );
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else
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statusBar()->message( tr("Loading aborted"), 2000 );
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}
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void %{APPNAME}::load( const QString &fileName )
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{
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QFile f( fileName );
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if ( !f.open( IO_ReadOnly ) )
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return;
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QTextStream ts( &f );
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e->setText( ts.read() );
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e->setModified( FALSE );
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setCaption( fileName );
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statusBar()->message( tr("Loaded document %1").arg(fileName), 2000 );
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}
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void %{APPNAME}::save()
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{
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if ( filename.isEmpty() ) {
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saveAs();
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return;
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}
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QString text = e->text();
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QFile f( filename );
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if ( !f.open( IO_WriteOnly ) ) {
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statusBar()->message( tr("Could not write to %1").arg(filename),
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2000 );
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return;
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}
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QTextStream t( &f );
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t << text;
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f.close();
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e->setModified( FALSE );
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setCaption( filename );
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statusBar()->message( tr( "File %1 saved" ).arg( filename ), 2000 );
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}
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void %{APPNAME}::saveAs()
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{
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QString fn = QFileDialog::getSaveFileName( QString::null, QString::null,
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this );
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if ( !fn.isEmpty() ) {
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filename = fn;
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save();
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} else {
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statusBar()->message( tr("Saving aborted"), 2000 );
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}
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}
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void %{APPNAME}::print()
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{
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// ###### Rewrite to use QSimpleRichText to print here as well
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const int Margin = 10;
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int pageNo = 1;
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if ( printer->setup(this) ) { // printer dialog
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statusBar()->message( tr("Printing...") );
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QPainter p;
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if( !p.begin( printer ) ) // paint on printer
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return;
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p.setFont( e->font() );
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int yPos = 0; // y-position for each line
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QFontMetrics fm = p.fontMetrics();
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QPaintDeviceMetrics metrics( printer ); // need width/height
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// of printer surface
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for( int i = 0 ; i < e->lines() ; i++ ) {
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if ( Margin + yPos > metrics.height() - Margin ) {
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QString msg( "Printing (page " );
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msg += QString::number( ++pageNo );
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msg += ")...";
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statusBar()->message( msg );
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printer->newPage(); // no more room on this page
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yPos = 0; // back to top of page
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}
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p.drawText( Margin, Margin + yPos,
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metrics.width(), fm.lineSpacing(),
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ExpandTabs | DontClip,
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e->text( i ) );
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yPos = yPos + fm.lineSpacing();
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}
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p.end(); // send job to printer
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statusBar()->message( tr("Printing completed"), 2000 );
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} else {
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statusBar()->message( tr("Printing aborted"), 2000 );
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}
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}
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void %{APPNAME}::closeEvent( QCloseEvent* ce )
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{
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if ( !e->isModified() ) {
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ce->accept();
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return;
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}
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switch( QMessageBox::information( this, tr("Qt Application Example"),
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tr("Do you want to save the changes"
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" to the document?"),
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tr("Yes"), tr("No"), tr("Cancel"),
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0, 1 ) ) {
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case 0:
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save();
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ce->accept();
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break;
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case 1:
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ce->accept();
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break;
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case 2:
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default: // just for sanity
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ce->ignore();
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break;
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}
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}
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void %{APPNAME}::about()
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{
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QMessageBox::about( this, tr("Qt Application Example"),
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tr("This example demonstrates simple use of "
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"QMainWindow,\nQMenuBar and QToolBar."));
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}
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void %{APPNAME}::aboutQt()
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{
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QMessageBox::aboutQt( this, tr("Qt Application Example") );
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}
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