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Diffstat (limited to 'languages/cpp/app_templates/cmakeqt3app/cmakeqt3app.cpp')
-rw-r--r-- | languages/cpp/app_templates/cmakeqt3app/cmakeqt3app.cpp | 283 |
1 files changed, 283 insertions, 0 deletions
diff --git a/languages/cpp/app_templates/cmakeqt3app/cmakeqt3app.cpp b/languages/cpp/app_templates/cmakeqt3app/cmakeqt3app.cpp new file mode 100644 index 00000000..841f88d4 --- /dev/null +++ b/languages/cpp/app_templates/cmakeqt3app/cmakeqt3app.cpp @@ -0,0 +1,283 @@ +%{CPP_TEMPLATE} + +#include "%{APPNAMELC}.h" + +#include <qimage.h> +#include <qpixmap.h> +#include <qtoolbar.h> +#include <qtoolbutton.h> +#include <qpopupmenu.h> +#include <qmenubar.h> +#include <qtextedit.h> +#include <qfile.h> +#include <qfiledialog.h> +#include <qstatusbar.h> +#include <qmessagebox.h> +#include <qprinter.h> +#include <qapplication.h> +#include <qaccel.h> +#include <qtextstream.h> +#include <qpainter.h> +#include <qpaintdevicemetrics.h> +#include <qwhatsthis.h> + +#include "filesave.xpm" +#include "fileopen.xpm" +#include "fileprint.xpm" + +%{APPNAME}::%{APPNAME}() + : QMainWindow( 0, "%{APPNAME}", WDestructiveClose ) +{ + printer = new QPrinter; + QPixmap openIcon, saveIcon, printIcon; + + QToolBar * fileTools = new QToolBar( this, "file operations" ); + fileTools->setLabel( tr("File Operations") ); + + openIcon = QPixmap( fileopen ); + QToolButton * fileOpen + = new QToolButton( openIcon, tr("Open File"), QString::null, + this, SLOT(choose()), fileTools, "open file" ); + + saveIcon = QPixmap( filesave ); + QToolButton * fileSave + = new QToolButton( saveIcon, tr("Save File"), QString::null, + this, SLOT(save()), fileTools, "save file" ); + + printIcon = QPixmap( fileprint ); + QToolButton * filePrint + = new QToolButton( printIcon, tr("Print File"), QString::null, + this, SLOT(print()), fileTools, "print file" ); + + + (void)QWhatsThis::whatsThisButton( fileTools ); + + QString fileOpenText = tr("<p><img source=\"fileopen\"> " + "Click this button to open a <em>new file</em>. <br>" + "You can also select the <b>Open</b> command " + "from the <b>File</b> menu.</p>"); + + QWhatsThis::add( fileOpen, fileOpenText ); + + QMimeSourceFactory::defaultFactory()->setPixmap( "fileopen", openIcon ); + + QString fileSaveText = tr("<p>Click this button to save the file you " + "are editing. You will be prompted for a file name.\n" + "You can also select the <b>Save</b> command " + "from the <b>File</b> menu.</p>"); + + QWhatsThis::add( fileSave, fileSaveText ); + + QString filePrintText = tr("Click this button to print the file you " + "are editing.\n You can also select the Print " + "command from the File menu."); + + QWhatsThis::add( filePrint, filePrintText ); + + + QPopupMenu * file = new QPopupMenu( this ); + menuBar()->insertItem( tr("&File"), file ); + + + file->insertItem( tr("&New"), this, SLOT(newDoc()), CTRL+Key_N ); + + int id; + id = file->insertItem( openIcon, tr("&Open..."), + this, SLOT(choose()), CTRL+Key_O ); + file->setWhatsThis( id, fileOpenText ); + + id = file->insertItem( saveIcon, tr("&Save"), + this, SLOT(save()), CTRL+Key_S ); + file->setWhatsThis( id, fileSaveText ); + + id = file->insertItem( tr("Save &As..."), this, SLOT(saveAs()) ); + file->setWhatsThis( id, fileSaveText ); + + file->insertSeparator(); + + id = file->insertItem( printIcon, tr("&Print..."), + this, SLOT(print()), CTRL+Key_P ); + file->setWhatsThis( id, filePrintText ); + + file->insertSeparator(); + + file->insertItem( tr("&Close"), this, SLOT(close()), CTRL+Key_W ); + + file->insertItem( tr("&Quit"), qApp, SLOT( closeAllWindows() ), CTRL+Key_Q ); + + menuBar()->insertSeparator(); + + QPopupMenu * help = new QPopupMenu( this ); + menuBar()->insertItem( tr("&Help"), help ); + + help->insertItem( tr("&About"), this, SLOT(about()), Key_F1 ); + help->insertItem( tr("About &Qt"), this, SLOT(aboutQt()) ); + help->insertSeparator(); + help->insertItem( tr("What's &This"), this, SLOT(whatsThis()), SHIFT+Key_F1 ); + + e = new QTextEdit( this, "editor" ); + e->setFocus(); + setCentralWidget( e ); + statusBar()->message( tr("Ready"), 2000 ); + + resize( 450, 600 ); +} + + +%{APPNAME}::~%{APPNAME}() +{ + delete printer; +} + + + +void %{APPNAME}::newDoc() +{ + %{APPNAME} *ed = new %{APPNAME}; + ed->setCaption(tr("Qt Example - Application")); + ed->show(); +} + +void %{APPNAME}::choose() +{ + QString fn = QFileDialog::getOpenFileName( QString::null, QString::null, + this); + if ( !fn.isEmpty() ) + load( fn ); + else + statusBar()->message( tr("Loading aborted"), 2000 ); +} + + +void %{APPNAME}::load( const QString &fileName ) +{ + QFile f( fileName ); + if ( !f.open( IO_ReadOnly ) ) + return; + + QTextStream ts( &f ); + e->setText( ts.read() ); + e->setModified( FALSE ); + setCaption( fileName ); + statusBar()->message( tr("Loaded document %1").arg(fileName), 2000 ); +} + + +void %{APPNAME}::save() +{ + if ( filename.isEmpty() ) { + saveAs(); + return; + } + + QString text = e->text(); + QFile f( filename ); + if ( !f.open( IO_WriteOnly ) ) { + statusBar()->message( tr("Could not write to %1").arg(filename), + 2000 ); + return; + } + + QTextStream t( &f ); + t << text; + f.close(); + + e->setModified( FALSE ); + + setCaption( filename ); + + statusBar()->message( tr( "File %1 saved" ).arg( filename ), 2000 ); +} + + +void %{APPNAME}::saveAs() +{ + QString fn = QFileDialog::getSaveFileName( QString::null, QString::null, + this ); + if ( !fn.isEmpty() ) { + filename = fn; + save(); + } else { + statusBar()->message( tr("Saving aborted"), 2000 ); + } +} + + +void %{APPNAME}::print() +{ + // ###### Rewrite to use QSimpleRichText to print here as well + const int Margin = 10; + int pageNo = 1; + + if ( printer->setup(this) ) { // printer dialog + statusBar()->message( tr("Printing...") ); + QPainter p; + if( !p.begin( printer ) ) // paint on printer + return; + + p.setFont( e->font() ); + int yPos = 0; // y-position for each line + QFontMetrics fm = p.fontMetrics(); + QPaintDeviceMetrics metrics( printer ); // need width/height + // of printer surface + for( int i = 0 ; i < e->lines() ; i++ ) { + if ( Margin + yPos > metrics.height() - Margin ) { + QString msg( "Printing (page " ); + msg += QString::number( ++pageNo ); + msg += ")..."; + statusBar()->message( msg ); + printer->newPage(); // no more room on this page + yPos = 0; // back to top of page + } + p.drawText( Margin, Margin + yPos, + metrics.width(), fm.lineSpacing(), + ExpandTabs | DontClip, + e->text( i ) ); + yPos = yPos + fm.lineSpacing(); + } + p.end(); // send job to printer + statusBar()->message( tr("Printing completed"), 2000 ); + } else { + statusBar()->message( tr("Printing aborted"), 2000 ); + } +} + +void %{APPNAME}::closeEvent( QCloseEvent* ce ) +{ + if ( !e->isModified() ) { + ce->accept(); + return; + } + + switch( QMessageBox::information( this, tr("Qt Application Example"), + tr("Do you want to save the changes" + " to the document?"), + tr("Yes"), tr("No"), tr("Cancel"), + 0, 1 ) ) { + case 0: + save(); + ce->accept(); + break; + case 1: + ce->accept(); + break; + case 2: + default: // just for sanity + ce->ignore(); + break; + } +} + + +void %{APPNAME}::about() +{ + QMessageBox::about( this, tr("Qt Application Example"), + tr("This example demonstrates simple use of " + "QMainWindow,\nQMenuBar and QToolBar.")); +} + + +void %{APPNAME}::aboutQt() +{ + QMessageBox::aboutQt( this, tr("Qt Application Example") ); +} |