mainwindow.cpp

   1 #include "mainwindow.h"
   2
   3 MainWindow::MainWindow(QWidget *parent)
   4     : QMainWindow(parent)
   5 {
   6     /* Main window properties */
   7     setWindowTitle("Skavegra");
   8
   9     /* Menu bar */
  10     programMenu = new QMenu("&Program", this);
  11     actionQuit = programMenu->addAction("&Quit");
  12     actionQuit->setIcon(QIcon::fromTheme("application-exit"));
  13     menuBar()->addMenu(programMenu);
  14
  15     fileMenu = new QMenu("&File", this);
  16     actionOpen = fileMenu->addAction("&Open");
  17     actionOpen->setIcon(QIcon::fromTheme("document-open"));
  18     actionClose = fileMenu->addAction("&Close");
  19     actionClose->setEnabled(false);
  20     menuBar()->addMenu(fileMenu);
  21
  22     viewMenu = new QMenu("&View", this);
  23     actionZoomIn = viewMenu->addAction("Zoom &in");
  24     actionZoomIn->setIcon(QIcon::fromTheme("zoom-in"));
  25     actionZoomOut = viewMenu->addAction("Zoom &out");
  26     actionZoomOut->setIcon(QIcon::fromTheme("zoom-out"));
  27     actionZoomReset = viewMenu->addAction("&Reset zoom");
  28     actionZoomReset->setIcon(QIcon::fromTheme("zoom-original"));
  29     actionZoomBestFit = viewMenu->addAction("&Best fit");
  30     actionZoomBestFit->setIcon(QIcon::fromTheme("zoom-fit-best"));
  31     menuBar()->addMenu(viewMenu);
  32
  33     aboutMenu = new QMenu("&About", this);
  34     actionAbout = aboutMenu->addAction("A&bout");
  35     actionAbout->setIcon(QIcon::fromTheme("help-about"));
  36     menuBar()->addMenu(aboutMenu);
  37
  38     /* Error messages and other dialogs */
  39     errorFileOpen = new QErrorMessage(this);
  40
  41     /* Signals and slots */
  42     connect(actionQuit, SIGNAL(triggered()), this, SLOT(close()));
  43     connect(actionOpen, SIGNAL(triggered()), this, SLOT(openFileDialog()));
  44 }
  45
  46 void MainWindow::openFile(QFile* file) {
  47     if (!file->open(QFile::ReadOnly)) {
  48         errorFileOpen->showMessage("Error opening the file.");
  49         return;
  50     }
  51 }
  52
  53 void MainWindow::openFileDialog() {
  54     QString fileName;
  55     fileName = QFileDialog::getOpenFileName(this, "Load file …", ".", "Scalable Vector Graphics (*.svg)");
  56     if (fileName == NULL) {
  57         return;
  58     }
  59     QFile file(fileName);
  60
  61     openFile(&file);
  62 }
  63
  64 MainWindow::~MainWindow()
  65 {
  66
  67 }