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-rw-r--r--examples/mdi/application.cpp435
-rw-r--r--examples/mdi/application.h81
-rw-r--r--examples/mdi/document.xpm25
-rw-r--r--examples/mdi/fileopen.xpm22
-rw-r--r--examples/mdi/fileprint.xpm24
-rw-r--r--examples/mdi/filesave.xpm22
-rw-r--r--examples/mdi/main.cpp22
-rw-r--r--examples/mdi/mdi.doc28
-rw-r--r--examples/mdi/mdi.pro11
9 files changed, 670 insertions, 0 deletions
diff --git a/examples/mdi/application.cpp b/examples/mdi/application.cpp
new file mode 100644
index 0000000..39624eb
--- /dev/null
+++ b/examples/mdi/application.cpp
@@ -0,0 +1,435 @@
+/****************************************************************************
+**
+** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
+**
+** This file is part of an example program for Qt. This example
+** program may be used, distributed and modified without limitation.
+**
+*****************************************************************************/
+
+#include "application.h"
+#include <qworkspace.h>
+#include <qimage.h>
+#include <qpixmap.h>
+#include <qtoolbar.h>
+#include <qtoolbutton.h>
+#include <qpopupmenu.h>
+#include <qmenubar.h>
+#include <qmovie.h>
+#include <qfile.h>
+#include <qfiledialog.h>
+#include <qlabel.h>
+#include <qstatusbar.h>
+#include <qmessagebox.h>
+#include <qprinter.h>
+#include <qapplication.h>
+#include <qpushbutton.h>
+#include <qaccel.h>
+#include <qtextstream.h>
+#include <qtextedit.h>
+#include <qpainter.h>
+#include <qpaintdevicemetrics.h>
+#include <qwhatsthis.h>
+#include <qobjectlist.h>
+#include <qvbox.h>
+#include <qsimplerichtext.h>
+
+#include "filesave.xpm"
+#include "fileopen.xpm"
+#include "fileprint.xpm"
+
+
+const char * fileOpenText = "Click this button to open a <em>new file</em>. <br><br>"
+"You can also select the <b>Open command</b> from the File menu.";
+const char * fileSaveText = "Click this button to save the file you are "
+"editing. You will be prompted for a file name.\n\n"
+"You can also select the Save command from the File menu.\n\n"
+"Note that implementing this function is left as an exercise for the reader.";
+const char * filePrintText = "Click this button to print the file you "
+"are editing.\n\n"
+"You can also select the Print command from the File menu.";
+
+ApplicationWindow::ApplicationWindow()
+ : QMainWindow( 0, "example application main window", WDestructiveClose )
+{
+ int id;
+
+ QPixmap openIcon, saveIcon;
+
+ fileTools = new QToolBar( this, "file operations" );
+ addToolBar( fileTools, tr( "File Operations" ), DockTop, TRUE );
+
+ openIcon = QPixmap( fileopen );
+ QToolButton * fileOpen
+ = new QToolButton( openIcon, "Open File", QString::null,
+ this, SLOT(load()), fileTools, "open file" );
+
+ saveIcon = QPixmap( filesave );
+ QToolButton * fileSave
+ = new QToolButton( saveIcon, "Save File", QString::null,
+ this, SLOT(save()), fileTools, "save file" );
+
+#ifndef QT_NO_PRINTER
+ printer = new QPrinter( QPrinter::HighResolution );
+ QPixmap printIcon;
+
+ printIcon = QPixmap( fileprint );
+ QToolButton * filePrint
+ = new QToolButton( printIcon, "Print File", QString::null,
+ this, SLOT(print()), fileTools, "print file" );
+ QWhatsThis::add( filePrint, filePrintText );
+#endif
+
+ (void)QWhatsThis::whatsThisButton( fileTools );
+
+ QWhatsThis::add( fileOpen, fileOpenText );
+ QWhatsThis::add( fileSave, fileSaveText );
+
+ QPopupMenu * file = new QPopupMenu( this );
+ menuBar()->insertItem( "&File", file );
+
+ file->insertItem( "&New", this, SLOT(newDoc()), CTRL+Key_N );
+
+ id = file->insertItem( openIcon, "&Open...",
+ this, SLOT(load()), CTRL+Key_O );
+ file->setWhatsThis( id, fileOpenText );
+
+ id = file->insertItem( saveIcon, "&Save",
+ this, SLOT(save()), CTRL+Key_S );
+ file->setWhatsThis( id, fileSaveText );
+ id = file->insertItem( "Save &As...", this, SLOT(saveAs()) );
+ file->setWhatsThis( id, fileSaveText );
+#ifndef QT_NO_PRINTER
+ file->insertSeparator();
+ id = file->insertItem( printIcon, "&Print...",
+ this, SLOT(print()), CTRL+Key_P );
+ file->setWhatsThis( id, filePrintText );
+#endif
+ file->insertSeparator();
+ file->insertItem( "&Close", this, SLOT(closeWindow()), CTRL+Key_W );
+ file->insertItem( "&Quit", qApp, SLOT( closeAllWindows() ), CTRL+Key_Q );
+
+ windowsMenu = new QPopupMenu( this );
+ windowsMenu->setCheckable( TRUE );
+ connect( windowsMenu, SIGNAL( aboutToShow() ),
+ this, SLOT( windowsMenuAboutToShow() ) );
+ menuBar()->insertItem( "&Windows", windowsMenu );
+
+ menuBar()->insertSeparator();
+ QPopupMenu * help = new QPopupMenu( this );
+ menuBar()->insertItem( "&Help", help );
+
+ help->insertItem( "&About", this, SLOT(about()), Key_F1);
+ help->insertItem( "About &Qt", this, SLOT(aboutQt()));
+ help->insertSeparator();
+ help->insertItem( "What's &This", this, SLOT(whatsThis()), SHIFT+Key_F1);
+
+ QVBox* vb = new QVBox( this );
+ vb->setFrameStyle( QFrame::StyledPanel | QFrame::Sunken );
+ ws = new QWorkspace( vb );
+ ws->setScrollBarsEnabled( TRUE );
+ setCentralWidget( vb );
+
+ statusBar()->message( "Ready", 2000 );
+}
+
+
+ApplicationWindow::~ApplicationWindow()
+{
+#ifndef QT_NO_PRINTER
+ delete printer;
+#endif
+}
+
+
+
+MDIWindow* ApplicationWindow::newDoc()
+{
+ MDIWindow* w = new MDIWindow( ws, 0, WDestructiveClose );
+ connect( w, SIGNAL( message(const QString&, int) ), statusBar(), SLOT( message(const QString&, int )) );
+ w->setCaption("unnamed document");
+ w->setIcon( QPixmap("document.xpm") );
+ // show the very first window in maximized mode
+ if ( ws->windowList().isEmpty() )
+ w->showMaximized();
+ else
+ w->show();
+ return w;
+}
+
+void ApplicationWindow::load()
+{
+ QString fn = QFileDialog::getOpenFileName( QString::null, QString::null, this );
+ if ( !fn.isEmpty() ) {
+ MDIWindow* w = newDoc();
+ w->load( fn );
+ } else {
+ statusBar()->message( "Loading aborted", 2000 );
+ }
+}
+
+void ApplicationWindow::save()
+{
+ MDIWindow* m = (MDIWindow*)ws->activeWindow();
+ if ( m )
+ m->save();
+}
+
+
+void ApplicationWindow::saveAs()
+{
+ MDIWindow* m = (MDIWindow*)ws->activeWindow();
+ if ( m )
+ m->saveAs();
+}
+
+
+void ApplicationWindow::print()
+{
+#ifndef QT_NO_PRINTER
+ MDIWindow* m = (MDIWindow*)ws->activeWindow();
+ if ( m )
+ m->print( printer );
+#endif
+}
+
+
+void ApplicationWindow::closeWindow()
+{
+ MDIWindow* m = (MDIWindow*)ws->activeWindow();
+ if ( m )
+ m->close();
+}
+
+void ApplicationWindow::about()
+{
+ QMessageBox::about( this, "Qt Application Example",
+ "This example demonstrates simple use of\n "
+ "Qt's Multiple Document Interface (MDI).");
+}
+
+
+void ApplicationWindow::aboutQt()
+{
+ QMessageBox::aboutQt( this, "Qt Application Example" );
+}
+
+
+void ApplicationWindow::windowsMenuAboutToShow()
+{
+ windowsMenu->clear();
+ int cascadeId = windowsMenu->insertItem("&Cascade", ws, SLOT(cascade() ) );
+ int tileId = windowsMenu->insertItem("&Tile", ws, SLOT(tile() ) );
+ int horTileId = windowsMenu->insertItem("Tile &Horizontally", this, SLOT(tileHorizontal() ) );
+ if ( ws->windowList().isEmpty() ) {
+ windowsMenu->setItemEnabled( cascadeId, FALSE );
+ windowsMenu->setItemEnabled( tileId, FALSE );
+ windowsMenu->setItemEnabled( horTileId, FALSE );
+ }
+ windowsMenu->insertSeparator();
+ QWidgetList windows = ws->windowList();
+ for ( int i = 0; i < int(windows.count()); ++i ) {
+ int id = windowsMenu->insertItem(windows.at(i)->caption(),
+ this, SLOT( windowsMenuActivated( int ) ) );
+ windowsMenu->setItemParameter( id, i );
+ windowsMenu->setItemChecked( id, ws->activeWindow() == windows.at(i) );
+ }
+}
+
+void ApplicationWindow::windowsMenuActivated( int id )
+{
+ QWidget* w = ws->windowList().at( id );
+ if ( w )
+ w->showNormal();
+ w->setFocus();
+}
+
+void ApplicationWindow::tileHorizontal()
+{
+ // primitive horizontal tiling
+ QWidgetList windows = ws->windowList();
+ if ( !windows.count() )
+ return;
+
+ if (ws->activeWindow())
+ ws->activeWindow()->showNormal();
+
+ int heightForEach = ws->height() / windows.count();
+ int y = 0;
+ for ( int i = 0; i < int(windows.count()); ++i ) {
+ QWidget *window = windows.at(i);
+ int preferredHeight = window->minimumHeight()+window->parentWidget()->baseSize().height();
+ int actHeight = QMAX(heightForEach, preferredHeight);
+
+ window->parentWidget()->setGeometry( 0, y, ws->width(), actHeight );
+ y += actHeight;
+ }
+}
+
+void ApplicationWindow::closeEvent( QCloseEvent *e )
+{
+ QWidgetList windows = ws->windowList();
+ if ( windows.count() ) {
+ for ( int i = 0; i < int(windows.count()); ++i ) {
+ QWidget *window = windows.at( i );
+ if ( !window->close() ) {
+ e->ignore();
+ return;
+ }
+ }
+ }
+
+ QMainWindow::closeEvent( e );
+}
+
+MDIWindow::MDIWindow( QWidget* parent, const char* name, int wflags )
+ : QMainWindow( parent, name, wflags )
+{
+ mmovie = 0;
+ medit = new QTextEdit( this );
+ setFocusProxy( medit );
+ setCentralWidget( medit );
+}
+
+MDIWindow::~MDIWindow()
+{
+ delete mmovie;
+}
+
+void MDIWindow::closeEvent( QCloseEvent *e )
+{
+ if ( medit->isModified() ) {
+ switch( QMessageBox::warning( this, "Save Changes",
+ tr("Save changes to %1?").arg( caption() ),
+ tr("Yes"), tr("No"), tr("Cancel") ) ) {
+ case 0:
+ {
+ save();
+ if ( !filename.isEmpty() )
+ e->accept();
+ else
+ e->ignore();
+ }
+ break;
+ case 1:
+ e->accept();
+ break;
+ default:
+ e->ignore();
+ break;
+ }
+ } else {
+ e->accept();
+ }
+}
+
+void MDIWindow::load( const QString& fn )
+{
+ filename = fn;
+ QFile f( filename );
+ if ( !f.open( IO_ReadOnly ) )
+ return;
+
+ if(fn.contains(".gif")) {
+ QWidget * tmp=new QWidget(this);
+ setFocusProxy(tmp);
+ setCentralWidget(tmp);
+ medit->hide();
+ delete medit;
+ QMovie * qm=new QMovie(fn);
+#ifdef Q_WS_QWS // temporary speed-test hack
+ qm->setDisplayWidget(tmp);
+#endif
+ tmp->setBackgroundMode(QWidget::NoBackground);
+ tmp->show();
+ mmovie=qm;
+ } else {
+ mmovie = 0;
+
+ QTextStream t(&f);
+ QString s = t.read();
+ medit->setText( s );
+ f.close();
+
+
+ }
+ setCaption( filename );
+ emit message( QString("Loaded document %1").arg(filename), 2000 );
+}
+
+void MDIWindow::save()
+{
+ if ( filename.isEmpty() ) {
+ saveAs();
+ return;
+ }
+
+ QString text = medit->text();
+ QFile f( filename );
+ if ( !f.open( IO_WriteOnly ) ) {
+ emit message( QString("Could not write to %1").arg(filename),
+ 2000 );
+ return;
+ }
+
+ QTextStream t( &f );
+ t << text;
+ f.close();
+
+ setCaption( filename );
+
+ emit message( QString( "File %1 saved" ).arg( filename ), 2000 );
+}
+
+void MDIWindow::saveAs()
+{
+ QString fn = QFileDialog::getSaveFileName( filename, QString::null, this );
+ if ( !fn.isEmpty() ) {
+ filename = fn;
+ save();
+ } else {
+ emit message( "Saving aborted", 2000 );
+ }
+}
+
+void MDIWindow::print( QPrinter* printer)
+{
+#ifndef QT_NO_PRINTER
+ int pageNo = 1;
+
+ if ( printer->setup(this) ) { // printer dialog
+ printer->setFullPage( TRUE );
+ emit message( "Printing...", 0 );
+ QPainter p;
+ if ( !p.begin( printer ) )
+ return; // paint on printer
+ QPaintDeviceMetrics metrics( p.device() );
+ int dpiy = metrics.logicalDpiY();
+ int margin = (int) ( (2/2.54)*dpiy ); // 2 cm margins
+ QRect view( margin, margin, metrics.width() - 2*margin, metrics.height() - 2*margin );
+ QSimpleRichText richText( QStyleSheet::convertFromPlainText(medit->text()),
+ QFont(),
+ medit->context(),
+ medit->styleSheet(),
+ medit->mimeSourceFactory(),
+ view.height() );
+ richText.setWidth( &p, view.width() );
+ int page = 1;
+ do {
+ richText.draw( &p, margin, margin, view, colorGroup() );
+ view.moveBy( 0, view.height() );
+ p.translate( 0 , -view.height() );
+ p.drawText( view.right() - p.fontMetrics().width( QString::number( page ) ),
+ view.bottom() + p.fontMetrics().ascent() + 5, QString::number( page ) );
+ if ( view.top() - margin >= richText.height() )
+ break;
+ QString msg( "Printing (page " );
+ msg += QString::number( ++pageNo );
+ msg += ")...";
+ emit message( msg, 0 );
+ printer->newPage();
+ page++;
+ } while (TRUE);
+ }
+#endif
+}
diff --git a/examples/mdi/application.h b/examples/mdi/application.h
new file mode 100644
index 0000000..9798342
--- /dev/null
+++ b/examples/mdi/application.h
@@ -0,0 +1,81 @@
+/****************************************************************************
+**
+** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
+**
+** This file is part of an example program for Qt. This example
+** program may be used, distributed and modified without limitation.
+**
+*****************************************************************************/
+
+#ifndef APPLICATION_H
+#define APPLICATION_H
+
+#include <qmainwindow.h>
+#include <qptrlist.h>
+
+class QTextEdit;
+class QToolBar;
+class QPopupMenu;
+class QWorkspace;
+class QPopupMenu;
+class QMovie;
+
+class MDIWindow: public QMainWindow
+{
+ Q_OBJECT
+public:
+ MDIWindow( QWidget* parent, const char* name, int wflags );
+ ~MDIWindow();
+
+ void load( const QString& fn );
+ void save();
+ void saveAs();
+ void print( QPrinter* );
+
+protected:
+ void closeEvent( QCloseEvent * );
+
+signals:
+ void message(const QString&, int );
+
+private:
+ QTextEdit* medit;
+ QMovie * mmovie;
+ QString filename;
+};
+
+
+class ApplicationWindow: public QMainWindow
+{
+ Q_OBJECT
+public:
+ ApplicationWindow();
+ ~ApplicationWindow();
+
+protected:
+ void closeEvent( QCloseEvent * );
+
+private slots:
+ MDIWindow* newDoc();
+ void load();
+ void save();
+ void saveAs();
+ void print();
+ void closeWindow();
+ void tileHorizontal();
+
+ void about();
+ void aboutQt();
+
+ void windowsMenuAboutToShow();
+ void windowsMenuActivated( int id );
+
+private:
+ QPrinter *printer;
+ QWorkspace* ws;
+ QToolBar *fileTools;
+ QPopupMenu* windowsMenu;
+};
+
+
+#endif
diff --git a/examples/mdi/document.xpm b/examples/mdi/document.xpm
new file mode 100644
index 0000000..c08f63e
--- /dev/null
+++ b/examples/mdi/document.xpm
@@ -0,0 +1,25 @@
+/* XPM */
+static char * document_xpm[] = {
+"12 16 6 1",
+" c #040404",
+". c None",
+"X c white",
+"o c #808304",
+"O c black",
+"+ c #f3f7f3",
+" .....",
+" XXXXX ....",
+" XXXXX X ...",
+" XXXXX XX ..",
+" XooXX O.",
+" X+XXX+XXXO.",
+" XXXXXXXXXO.",
+" XoooXooXXO.",
+" XXXXXXXXXO.",
+" XXXXXXXXXO.",
+" XoXXoooXXO.",
+" XXXXXXXXXO.",
+"OXXXXXXXXXO.",
+"OXXXXXXXXXO.",
+"OOOOOOOOOOO.",
+"............"};
diff --git a/examples/mdi/fileopen.xpm b/examples/mdi/fileopen.xpm
new file mode 100644
index 0000000..880417e
--- /dev/null
+++ b/examples/mdi/fileopen.xpm
@@ -0,0 +1,22 @@
+/* XPM */
+static const char *fileopen[] = {
+" 16 13 5 1",
+". c #040404",
+"# c #808304",
+"a c None",
+"b c #f3f704",
+"c c #f3f7f3",
+"aaaaaaaaa...aaaa",
+"aaaaaaaa.aaa.a.a",
+"aaaaaaaaaaaaa..a",
+"a...aaaaaaaa...a",
+".bcb.......aaaaa",
+".cbcbcbcbc.aaaaa",
+".bcbcbcbcb.aaaaa",
+".cbcb...........",
+".bcb.#########.a",
+".cb.#########.aa",
+".b.#########.aaa",
+"..#########.aaaa",
+"...........aaaaa"
+};
diff --git a/examples/mdi/fileprint.xpm b/examples/mdi/fileprint.xpm
new file mode 100644
index 0000000..6ada912
--- /dev/null
+++ b/examples/mdi/fileprint.xpm
@@ -0,0 +1,24 @@
+/* XPM */
+static const char *fileprint[] = {
+" 16 14 6 1",
+". c #000000",
+"# c #848284",
+"a c #c6c3c6",
+"b c #ffff00",
+"c c #ffffff",
+"d c None",
+"ddddd.........dd",
+"dddd.cccccccc.dd",
+"dddd.c.....c.ddd",
+"ddd.cccccccc.ddd",
+"ddd.c.....c....d",
+"dd.cccccccc.a.a.",
+"d..........a.a..",
+".aaaaaaaaaa.a.a.",
+".............aa.",
+".aaaaaa###aa.a.d",
+".aaaaaabbbaa...d",
+".............a.d",
+"d.aaaaaaaaa.a.dd",
+"dd...........ddd"
+};
diff --git a/examples/mdi/filesave.xpm b/examples/mdi/filesave.xpm
new file mode 100644
index 0000000..bd6870f
--- /dev/null
+++ b/examples/mdi/filesave.xpm
@@ -0,0 +1,22 @@
+/* XPM */
+static const char *filesave[] = {
+" 14 14 4 1",
+". c #040404",
+"# c #808304",
+"a c #bfc2bf",
+"b c None",
+"..............",
+".#.aaaaaaaa.a.",
+".#.aaaaaaaa...",
+".#.aaaaaaaa.#.",
+".#.aaaaaaaa.#.",
+".#.aaaaaaaa.#.",
+".#.aaaaaaaa.#.",
+".##........##.",
+".############.",
+".##.........#.",
+".##......aa.#.",
+".##......aa.#.",
+".##......aa.#.",
+"b............."
+};
diff --git a/examples/mdi/main.cpp b/examples/mdi/main.cpp
new file mode 100644
index 0000000..ef1ca18
--- /dev/null
+++ b/examples/mdi/main.cpp
@@ -0,0 +1,22 @@
+/****************************************************************************
+**
+** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
+**
+** This file is part of an example program for Qt. This example
+** program may be used, distributed and modified without limitation.
+**
+*****************************************************************************/
+
+#include <qapplication.h>
+#include "application.h"
+
+int main( int argc, char ** argv ) {
+ QApplication a( argc, argv );
+ ApplicationWindow * mw = new ApplicationWindow();
+ a.setMainWidget(mw);
+ mw->setCaption( "Qt Example - Multiple Documents Interface (MDI)" );
+ mw->show();
+ a.connect( &a, SIGNAL(lastWindowClosed()), &a, SLOT(quit()) );
+ int res = a.exec();
+ return res;
+}
diff --git a/examples/mdi/mdi.doc b/examples/mdi/mdi.doc
new file mode 100644
index 0000000..7f97702
--- /dev/null
+++ b/examples/mdi/mdi.doc
@@ -0,0 +1,28 @@
+/*
+*/
+/*! \page mdi-example.html
+
+ \ingroup examples
+ \title An MDI Application
+
+ This example program is just like the application example, except
+ that it provides a Multiple Document Interface (MDI).
+
+ <hr>
+
+ Header file:
+
+ \include mdi/application.h
+
+ <hr>
+
+ Implementation:
+
+ \include mdi/application.cpp
+
+ <hr>
+
+ Main:
+
+ \include mdi/main.cpp
+*/
diff --git a/examples/mdi/mdi.pro b/examples/mdi/mdi.pro
new file mode 100644
index 0000000..e0a081a
--- /dev/null
+++ b/examples/mdi/mdi.pro
@@ -0,0 +1,11 @@
+TEMPLATE = app
+TARGET = mdi
+
+CONFIG += qt warn_on release
+DEPENDPATH = ../../include
+
+REQUIRES = workspace full-config
+
+HEADERS = application.h
+SOURCES = application.cpp \
+ main.cpp
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-15 05:02:12 +0000