From 62df25ce8e090f53aef822c2b22c754fd4fca3e1 Mon Sep 17 00:00:00 2001
From: marcin <z.krzysztoff7@gmail.com>
Date: Mon, 7 Jul 2014 19:08:30 +0200
Subject: first push

---
 filter.cpp | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 filter.cpp

(limited to 'filter.cpp')

diff --git a/filter.cpp b/filter.cpp
new file mode 100644
index 00000000..cf41f648
--- /dev/null
+++ b/filter.cpp
@@ -0,0 +1,30 @@
+#include "filter.h"
+#include <QKeyEvent>
+
+filter::filter(QObject *parent) :
+    QObject(parent)
+{
+    m_ctrlPressed = true;
+}
+
+bool filter::eventFilter(QObject *obj, QEvent *ev) {
+    switch(ev->type()) {
+    case QEvent::KeyPress: {
+        QKeyEvent *ke = static_cast<QKeyEvent*>(ev);
+        if(ke->key() == Qt::Key_Control) {
+            emit ctrlPressed();
+            m_ctrlPressed = true;
+        }
+    } break;
+    case QEvent::KeyRelease: {
+        QKeyEvent *ke = static_cast<QKeyEvent*>(ev);
+        if(ke->key() == Qt::Key_Control) {
+            emit ctrlReleased();
+            m_ctrlPressed = false;
+        }
+    } break;
+    default: break;
+    }
+
+    return QObject::eventFilter(obj, ev);
+}
-- 
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