Added file extension filter

Author: corna

mainwindow.cpp

@@ -157,44 +157,44 @@ MainWindow::~MainWindow()
 
 void MainWindow::getFrontFile()
 {
-    getFilename(ui->frontLineEdit, tr("front file"));
+    getFilename(ui->frontLineEdit, tr("front file"), gerber_file_filter);
 }
 
 void MainWindow::getBackFile()
 {
-    getFilename(ui->backLineEdit, tr("back file"));
+    getFilename(ui->backLineEdit, tr("back file"), gerber_file_filter);
 }
 
 void MainWindow::getOutlineFile()
 {
-    getFilename(ui->outlineLineEdit, tr("outline file"));
+    getFilename(ui->outlineLineEdit, tr("outline file"), gerber_file_filter);
 }
 
 void MainWindow::getDrillFile()
 {
-    getFilename(ui->drillLineEdit, tr("drill file"));
+    getFilename(ui->drillLineEdit, tr("drill file"), excellon_file_filter);
 }
 
 void MainWindow::getPreambleFile()
 {
-    getFilename(ui->preambleLineEdit, tr("preamble file"));
+    getFilename(ui->preambleLineEdit, tr("preamble file"), gcode_file_filter);
 }
 
 void MainWindow::getPreambletextFile()
 {
-    getFilename(ui->preambletextLineEdit, tr("preamble text file"));
+    getFilename(ui->preambletextLineEdit, tr("preamble text file"), text_file_filter);
 }
 
 void MainWindow::getPostambleFile()
 {
-    getFilename(ui->postambleLineEdit, tr("postamble file"));
+    getFilename(ui->postambleLineEdit, tr("postamble file"), gcode_file_filter);
 }
 
-void MainWindow::getFilename(QLineEdit *saveTo, const QString name)
+void MainWindow::getFilename(QLineEdit *saveTo, const QString name, const char *filter)
 {
     QString filename;
 
-    filename = QFileDialog::getOpenFileName(this, tr("Select the ") + name, lastDir );
+    filename = QFileDialog::getOpenFileName(this, tr("Select the ") + name, lastDir, filter );
     if( !filename.isEmpty() )
     {
         lastDir = QFileInfo(filename).path();

mainwindow.h

@@ -99,7 +99,7 @@ private slots:
 
     void initUi();
     QStringList getCmdLineArguments();
-    void getFilename(QLineEdit *saveTo, const QString name);
+    void getFilename(QLineEdit *saveTo, const QString name, const char *filter);
     void adjustMetricImperial(QSpinBox *spinBox, const double cfactor, const QString suffix);
     void adjustMetricImperial(QDoubleSpinBox *doubleSpinBox, const double cfactor, const QString suffix);
     void saveConfFile(const QString filename);

settings.h

@@ -41,5 +41,10 @@ static const char *manual_link = "https://github.com/patkan/pcb2gcode/wiki/Manua
 
 static const char *default_config_filename = "/default_millproject";
 
+static const char *gerber_file_filter = "Gerber files (RS-274X) (*.gbr *.gtl *.gtp *.gto *.gbs *.gts);;All types (*.*)";
+static const char *excellon_file_filter = "Excellon files (*.drl);;All types (*.*)";
+static const char *gcode_file_filter = "G-Code files (*.nc *.cnc *.ncc *.ecs *.ncg *.fan *.hnc);;All types (*.*)";
+static const char *text_file_filter = "Text files (*.*)";
+
 #endif // SETTINGS