Changeset 59 for punch-card-project/trunk/punch-card-editor/src/app/mainwindow.cc

Timestamp:

01/22/10 19:44:34 (2 years ago)

Author:

sven-win

Message:

Umfangreiche Weiterentwicklung (letzte Entwicklung am Netbook). Driver fuer M200 erstmals testweise implementiert; funktioniert(e mit Netbook).

-- Sven @ netboo

Files:

• punch-card-project/trunk/punch-card-editor/src/app/mainwindow.cc (modified) (7 diffs)

punch-card-project/trunk/punch-card-editor/src/app/mainwindow.cc

@@ -3 +3 @@
 #include "qpunchcard/widget.h"
 #include "deckviewer/navigatormodel.h"
+
+#include "qpunchcard/jones.h"
 
 #include <QApplication>
@@ -56 +58 @@
 
 void MainWindow::createGraphicalEditor() {
-        graphical_editor = new CardEditor(this); // this takes ownership nevertheless
+        graphical_editor = new CardEditor(this); // ŽthisŽ takes ownership nevertheless
         setCentralWidget(graphical_editor);
         // signale und so:
@@ -94 +96 @@
         // this method will close it when everything went good
         QFile file(filename);
-        const FileFormat* format = FileFormatFactory::createFormat(
+        FileFormat format = FileFormatFactory::createFormat(
                                 FileFormatFactory::autoDetectFormat(file)
                              );
-        Deck* new_deck = new Deck(format);
+        Deck* new_deck = new Deck;
         // Leser anschmeissen
-        if( new_deck->read(file) ) {
+        if( new_deck->read(format, file) ) {
                 statusBar()->showMessage(QString(tr("Deck read in successfully")), 4000);
-        } else
-                qDebug() << "Errors while reading in the Deck.";
+        } else {
+                QMessageBox::critical(this, tr("Could not open file"),
+                                      tr("Could not open file %1 using format %2 for reading. Reason: %3")
+                                      .arg(filename).arg(format.getName()).arg(file.errorString())
+                                      );
+                return;
+        }
         // Alte Datei rausschmeissen
         closeDeck();
         // Neue setzen
         deck = new_deck;
-        this->file.setFileName( file.fileName() );
         notifyFileOpened();
 }
@@ -120 +126 @@
                 }
         } else
-                qDebug("notifyFileOpened is supposed to be called when a file was *opened*");
+                qDebug("notifyFileOpened is supposed to be called when a file was *opened*, not closed");
 }
 
@@ -141 +147 @@
 void MainWindow::openFile() {
         if(maybeSave()) {
+                Q_ASSERT(deck);
                 // Oeffnen-Dialog anzeigen.
-                QString filename = QFileDialog::getOpenFileName(this,
+                QString new_filename = QFileDialog::getOpenFileName(this,
                         tr("Open Card Deck File..."),
-                        QFileInfo(file).absolutePath(),
+                        QFileInfo(deck->getFileName()).absolutePath(),
                         tr("Jones Emulated Card Decks (*);;Card Editor XML-Files (*.xml *.cml)"));
-                if(!filename.isEmpty()) {
-                        loadDeck(filename);
+                if(!new_filename.isEmpty()) {
+                        loadDeck(new_filename);
                 }
         }
@@ -153 +160 @@
 
 bool MainWindow::saveFile() {
-        if(!file.exists() || !deck->canSave())
-                return saveFileAs();
-        else
-                return deck->save(file);
+        return deck->canSave() ? deck->save() : saveFileAs();
 }
 
 bool MainWindow::saveFileAs() {
+        Q_ASSERT(deck);
         // GUI anzeigen zum Speichern
         QString filename = QFileDialog::getSaveFileName(this,
                 tr("Save Card Deck File..."),
-                QFileInfo(file).absolutePath(),
+                QFileInfo(deck->getFileName()).absolutePath(),
                 tr("Jones Emulator Card Decks (*);;Card Editor XML-Files (*.xml *.cml)"));
         if(filename.isEmpty())
                 return false;
-        // Eigentlich jetzt: Nachschauen, welches Dateiformat zum Benutzen und so.
+        // Eigentlich jetzt: Nachfragen, welches Dateiformat zum Benutzen und so.
         // stattdessen jetzt mal billig:
-        file.setFileName(filename);
-        if(deck->canSave()) {
-                // Nutze das bekannte Dateiformat
-                return deck->save(file);
+        if(!deck->hasFormat()) {
+                // Es fehlt noch ein Format, nutze einfach mal das erstbeste
+                deck->setFormat( FileFormatFactory::createFormat(FileFormatFactory::availableFormats()[0]) );
+        }
+
+        // Eigene Datei benutzen, statt einfach nur deck->save() aufzurufen, um ggf. Fehler und so
+        // zurueckzukriegen.
+        QFile file(filename);
+        if(deck->save(deck->getFormat(), file)) {
+                statusBar()->showMessage(QString(tr("Deck written successfully to %1").arg(filename)), 4000);
+                return true;
         } else {
-                // Nutze einfach mal
-                deck->setFormat( new JonesFileFormat );
-                if(deck->save(file)) {
-                        statusBar()->showMessage(QString(tr("Deck written successfully to %1").arg(filename)), 4000);
-                        return true;
-                } else {
-                        // todo: das hier als qmessagewindow oder so
-                        statusBar()->showMessage(QString(tr("Error while writing the deck")), 4000);
-                        return false;
-                }
+                QMessageBox::critical(this, tr("Saving File failed"),
+                                      tr("Could not write card deck to file %1, using format %2. Reason: %3")
+                                      .arg(filename).arg(deck->getFormat().getName()).arg(file.errorString())
+                );
+                return false;
         }
 }
@@ -193 +200 @@
         // Dann abspeichern oder so... hier waere natuerlich auch interessant,
         // auf bestehende Dateinamen zurueckgreifen zu koennen...
+        if(this->text_editors.count() == 0) {
+                // no text editor present => ask user if he wants to open one
+                if(QMessageBox::question(this, tr("No Text Editor started"),
+                        tr("You have not started any Text Editor component yet. "
+                           "Each text editor uses his own codec to translate a punch card. "
+                           "Hence you need a text editor to export a text using a codec. "
+                           "Do you want to open a new text editor?"),
+                        QMessageBox::Yes | QMessageBox::No, QMessageBox::Yes) == QMessageBox::Yes) {
+                                this->newTextEditor();
+                }
+        } else if(this->text_editors.count() == 1) {
+                // exactly *one* text editor present
+                Q_ASSERT(text_editors[0]);
+                text_editors[0]->exportText();
+        } else {
+                // multiple editors present
+                // urhm... there *should* have been some other toolbar by now... but there is not... so
+                // display some sort of "selection" dialog
+                qDebug() << "Select text editor...";
+        }
 }