gui: handle ESC (to quit) and CTRL+L (focus on searchbar and select content)

gui/mainwindow.cpp

@@ -58,6 +58,27 @@ bool MainWindow::pdfTabActive()
 	return ui->tabWidget->currentIndex() == 1;
 }
 
+void MainWindow::keyPressEvent(QKeyEvent *event)
+{
+	bool quit =
+		((event->modifiers() & Qt::ControlModifier && event->key() == Qt::Key_Q) || event->key() == Qt::Key_Escape);
+	if(quit)
+	{
+		qApp->quit();
+	}
+
+	if(event->modifiers() & Qt::ControlModifier)
+	{
+
+		if(event->key() == Qt::Key_L)
+		{
+			ui->txtSearch->setFocus();
+			ui->txtSearch->selectAll();
+		}
+	}
+	QWidget::keyPressEvent(event);
+}
+
 void MainWindow::tabChanged()
 {
 	if(pdfTabActive())

gui/mainwindow.h

@@ -5,7 +5,7 @@
 #include <QThread>
 #include <QTreeWidgetItem>
 #include <QFileIconProvider>
-
+#include <QKeyEvent>
 #include "searchworker.h"
 #include "pdfworker.h"
 namespace Ui
@@ -37,6 +37,7 @@ class MainWindow : public QMainWindow
 	void connectSignals();
 	void makePdfPreview();
 	bool pdfTabActive();
+	void keyPressEvent(QKeyEvent *event) override;
 	unsigned int processedPdfPreviews;
   private slots:
 	void lineEditReturnPressed();

gui/mainwindow.ui

@@ -101,7 +101,7 @@
           <item>
            <widget class="QComboBox" name="comboScale">
             <property name="currentText">
-             <string>75%</string>
+             <string>25%</string>
             </property>
             <item>
              <property name="text">
@@ -157,7 +157,7 @@
     <item>
      <widget class="QLabel" name="lblSearchResults">
       <property name="text">
-       <string>TextLabel</string>
+       <string/>
       </property>
      </widget>
     </item>