save file as

graphwidget.cpp

@@ -4,6 +4,7 @@
 #include <QStatusBar>
 #include <QMessageBox>
 #include <QFileDialog>
+#include <QtXml>
 
 #include "node.h"
 #include "edge.h"
@@ -162,7 +163,7 @@ void GraphWidget::closeFile()
                         this,
                         tr("Save File"),
                         QDir::homePath(),
-                        tr("Images (*.png *.xpm *.jpg)"));
+                        tr("QtMindMap (*.qmm)"));
 
             qDebug() << fileName;
 
@@ -197,7 +198,36 @@ void GraphWidget::saveFile()
 
 void GraphWidget::saveFileAs()
 {
+    QString fileName = QFileDialog::getSaveFileName(
+                this,
+                tr("Save File"),
+                QDir::homePath(),
+                tr("QtMindMap (*.qmm)"));
 
+    QDomDocument doc("QtMindMap");
+
+    QDomElement root = doc.createElement("qtmindmap");
+    doc.appendChild( root );
+
+    foreach(Node *node, m_nodeList)
+        root.appendChild(node->createXMLNode(doc));
+
+    QFile file(fileName);
+    if (!file.open(QIODevice::WriteOnly))
+    {
+        dynamic_cast<MainWindow *>(m_parent)->getStatusBar()->showMessage(
+                    tr("Couldn't open file to write."),
+                    3000); // millisec
+        return;
+    }
+
+    QTextStream ts( &file );
+    ts << doc.toString();
+    file.close();
+
+    dynamic_cast<MainWindow *>(m_parent)->getStatusBar()->showMessage(
+                tr("Saved."),
+                3000); // millisec
 }
 
 void GraphWidget::openFile()
@@ -551,6 +581,11 @@ void GraphWidget::nodeSelected(Node *node)
     }
 }
 
+int GraphWidget::nodeId(Node *node)
+{
+    return m_nodeList.indexOf(node);
+}
+
 void GraphWidget::addEdge(Node *source, Node *destination)
 {
     if (source->isConnected(destination))

graphwidget.h

@@ -23,6 +23,7 @@ public:
     void insertNode();
     void setActiveNodeEditable();
     void nodeSelected(Node *node);
+    int nodeId(Node *node);
 
 public slots:
 

mainwindow.cpp

@@ -37,16 +37,23 @@ MainWindow::MainWindow(QWidget *parent) :
     m_graphicsView = new GraphWidget(this);
 
     m_ui->setupUi(this);
-    connect(m_ui->actionNew, SIGNAL(activated()), m_graphicsView, SLOT(newFile()));
-    connect(m_ui->actionOpen, SIGNAL(activated()), this, SLOT(klakk()));
-    connect(m_ui->actionSave, SIGNAL(activated()), this, SLOT(klakk()));
-    connect(m_ui->actionClose, SIGNAL(activated()), m_graphicsView, SLOT(closeFile()));
-    connect(m_ui->actionExport, SIGNAL(activated()), this, SLOT(exportScene()));
-    connect(m_ui->actionQuit, SIGNAL(activated()), QApplication::instance(),
-            SLOT(quit()));
-    connect(m_ui->actionAbout_QtMindMap, SIGNAL(activated()), this,
-            SLOT(about()));
-
+    connect(m_ui->actionNew, SIGNAL(activated()),
+            m_graphicsView, SLOT(newFile()));
+    connect(m_ui->actionOpen, SIGNAL(activated()),
+            m_graphicsView, SLOT(openFile()));
+    connect(m_ui->actionSave, SIGNAL(activated()),
+            m_graphicsView, SLOT(saveFile()));
+    connect(m_ui->actionSaveAs, SIGNAL(activated()),
+            m_graphicsView, SLOT(saveFileAs()));
+
+    connect(m_ui->actionClose, SIGNAL(activated()),
+            m_graphicsView, SLOT(closeFile()));
+    connect(m_ui->actionExport, SIGNAL(activated()),
+            this, SLOT(exportScene()));
+    connect(m_ui->actionQuit, SIGNAL(activated()),
+            QApplication::instance(), SLOT(quit()));
+    connect(m_ui->actionAbout_QtMindMap, SIGNAL(activated()),
+            this, SLOT(about()));
 
     setCentralWidget(m_graphicsView);
     m_graphicsView->hide();
@@ -57,11 +64,6 @@ MainWindow::~MainWindow()
     delete m_ui;
 }
 
-void MainWindow::klakk()
-{
-    qDebug() << __PRETTY_FUNCTION__;
-}
-
 void MainWindow::exportScene()
 {
     QFileDialog dialog(this,

mainwindow.h

@@ -22,7 +22,7 @@ public:
      void setFileName(QString fileName) { m_fileName = fileName; }
 
 public slots:
-    void klakk();
+
     void exportScene();
     void about();
 

mainwindow.ui

@@ -30,6 +30,7 @@
     <addaction name="actionNew"/>
     <addaction name="actionOpen"/>
     <addaction name="actionSave"/>
+    <addaction name="actionSaveAs"/>
     <addaction name="actionClose"/>
     <addaction name="separator"/>
     <addaction name="actionExport"/>
@@ -67,7 +68,7 @@
   </action>
   <action name="actionOpen">
    <property name="enabled">
-    <bool>false</bool>
+    <bool>true</bool>
    </property>
    <property name="text">
     <string>&amp;Open</string>
@@ -78,7 +79,7 @@
   </action>
   <action name="actionSave">
    <property name="enabled">
-    <bool>false</bool>
+    <bool>true</bool>
    </property>
    <property name="text">
     <string>&amp;Save</string>
@@ -122,6 +123,14 @@
     <string notr="true">Ctrl+X</string>
    </property>
   </action>
+  <action name="actionSaveAs">
+   <property name="text">
+    <string>Save&amp;As</string>
+   </property>
+   <property name="shortcut">
+    <string>Ctrl+A</string>
+   </property>
+  </action>
  </widget>
  <layoutdefault spacing="6" margin="11"/>
  <resources/>

node.cpp

@@ -319,3 +319,30 @@ bool Node::isConnected(const Node *node) const
 
     return false;
 }
+
+QDomElement Node::createXMLNode( QDomDocument &d )
+{
+    QDomElement cn = d.createElement("node");
+
+    cn.setAttribute( "id", QString::number(m_graph->nodeId(this)));
+    cn.setAttribute( "pos_x", QString::number(pos().x()));
+    cn.setAttribute( "pos_y", QString::number(pos().y()));
+    cn.setAttribute( "content", toHtml());
+
+    foreach(EdgeElement element, m_edgeList)
+    {
+        QDomElement edge = d.createElement("edge");
+        if (element.startsFromThisNode)
+        {
+            edge.setAttribute("to",
+                  QString::number(m_graph->nodeId(element.edge->destNode())));
+        } else
+        {
+            edge.setAttribute("from",
+                  QString::number(m_graph->nodeId(element.edge->sourceNode())));
+        }
+        cn.appendChild(edge);
+    }
+
+    return cn;
+}

node.h

@@ -3,6 +3,7 @@
 
 #include <QGraphicsTextItem>
 #include <QTextCursor>
+#include <QDomElement>
 
 #include "edge.h"
 #include "graphwidget.h"
@@ -29,6 +30,7 @@ public:
     // changing visibility from prot to pub
     void keyPressEvent(QKeyEvent *event);
     bool isConnected(const Node *node) const;
+    QDomElement createXMLNode( QDomDocument &d );
 
 protected:
 

qtmindmap.pro

@@ -4,7 +4,7 @@
 #
 #-------------------------------------------------
 
-QT       += core gui svg
+QT       += core gui svg xml
 
 TARGET = qtmindmap
 TEMPLATE = app