Changeset 52 in tspsg-svn for trunk/src/mainwindow.cpp

Timestamp:

Aug 4, 2009, 6:18:14 PM (15 years ago)

Author:

laleppa

Message:

Implemented printing of solution results (not supported under wince).

File:

• trunk/src/mainwindow.cpp (modified) (11 diffs)

trunk/src/mainwindow.cpp

@@ -40 +40 @@
 #endif
 #ifndef Q_OS_WINCE
-        printer = new QPrinter();
+        printer = new QPrinter(QPrinter::HighResolution);
 #endif // Q_OS_WINCE
         groupSettingsLanguageList = new QActionGroup(this);
@@ -59 +59 @@
         connect(actionHelpAbout,SIGNAL(triggered()),this,SLOT(actionHelpAboutTriggered()));
 #ifndef Q_OS_WINCE
-        connect(actionFilePrintSetup,SIGNAL(triggered()),this,SLOT(actionFilePrintSetupTriggered()));
+        connect(actionFilePrintPreview,SIGNAL(triggered()),this,SLOT(actionFilePrintPreviewTriggered()));
+        connect(actionFilePrint,SIGNAL(triggered()),this,SLOT(actionFilePrintTriggered()));
 #endif // Q_OS_WINCE
         connect(buttonSolve,SIGNAL(clicked()),this,SLOT(buttonSolveClicked()));
@@ -84 +85 @@
         qsrand(QDateTime().currentDateTime().toTime_t());
         tspmodel = new CTSPModel();
+        taskView->setModel(tspmodel);
         connect(tspmodel,SIGNAL(numCitiesChanged(int)),this,SLOT(numCitiesChanged(int)));
         connect(tspmodel,SIGNAL(dataChanged(const QModelIndex &, const QModelIndex &)),this,SLOT(dataChanged()));
@@ -92 +94 @@
                 setFileName();
                 spinCities->setValue(settings->value("NumCities",DEF_NUM_CITIES).toInt());
-                tspmodel->setNumCities(spinCities->value());
-        }
-        taskView->setModel(tspmodel);
+                spinCitiesValueChanged(spinCities->value());
+        }
         setWindowModified(false);
-        taskView->resizeColumnsToContents();
-        taskView->resizeRowsToContents();
 }
 
@@ -107 +106 @@
         if (!enable)
                 output.clear();
+#ifndef Q_OS_WINCE
+        actionFilePrint->setEnabled(enable);
+        actionFilePrintPreview->setEnabled(enable);
+#endif // Q_OS_WINCE
 }
 
@@ -117 +120 @@
                 lang = settings->value("Language",QLocale::system().name()).toString();
         }
-static QTranslator *qtTranslator;
+static QTranslator *qtTranslator; // Qt library translator
         if (qtTranslator) {
                 qApp->removeTranslator(qtTranslator);
@@ -124 +127 @@
         }
         qtTranslator = new QTranslator();
-static QTranslator *translator;
+static QTranslator *translator; // Application translator
         if (translator) {
                 qApp->removeTranslator(translator);
@@ -139 +142 @@
                                 qApp->installTranslator(qtTranslator);
                         else {
+                                // Qt library translation unavailable
                                 delete qtTranslator;
                                 qtTranslator = NULL;
@@ -147 +151 @@
                 else {
                         if (!ad)
-                                QMessageBox(QMessageBox::Warning,trUtf8("Language change"),trUtf8("Unable to load translation language."),QMessageBox::Ok,this).exec();
+                                QMessageBox(QMessageBox::Warning,trUtf8("Language Change"),trUtf8("Unable to load translation language."),QMessageBox::Ok,this).exec();
                         delete translator;
                         translator = NULL;
@@ -346 +350 @@
 
 #ifndef Q_OS_WINCE
-void MainWindow::actionFilePrintSetupTriggered()
+void MainWindow::printPreview(QPrinter *printer)
+{
+        solutionText->print(printer);
+}
+
+void MainWindow::actionFilePrintPreviewTriggered()
+{
+QPrintPreviewDialog ppd(printer, this);
+    connect(&ppd,SIGNAL(paintRequested(QPrinter *)),SLOT(printPreview(QPrinter *)));
+    ppd.exec();
+}
+
+void MainWindow::actionFilePrintTriggered()
 {
 QPrintDialog pd(printer,this);
@@ -354 +370 @@
         pd.setOption(QAbstractPrintDialog::PrintPageRange,false);
 #endif
-        pd.exec();
+        if (pd.exec() != QDialog::Accepted)
+                return;
+        solutionText->document()->print(printer);
 }
 #endif // Q_OS_WINCE