Add KeyDialog class

This will take care of reading user input.
TODO: Correct mouse buttons values, they do not match Xtest values.

src/keydialog.hpp

@@ -0,0 +1,27 @@
+#pragma once
+
+#include <QDialog>
+#include <QString>
+#include <QLabel>
+#include <QKeyEvent>
+#include <QMouseEvent>
+
+class KeyDialog : public QDialog {
+    Q_OBJECT
+
+protected:
+    bool m_acceptMouse;
+    QLabel m_text;
+
+    bool m_isMouse;
+    quint32 m_value;
+
+    KeyDialog( const QString& button, bool m = false, QWidget* parent = 0 );
+    void keyPressEvent( QKeyEvent* );
+    void keyReleaseEvent( QKeyEvent* );
+    void mouseReleaseEvent( QMouseEvent* );
+
+public:
+    static int getKey( const QString& button, bool acceptMouse = false, bool* mousePressed = 0, QWidget* parent = 0 );
+
+};