diff --git a/main.cpp b/main.cpp
index 595937c..2647b84 100644
--- a/main.cpp
+++ b/main.cpp
@@ -30,7 +30,14 @@ void QTSGraph::PaintBox()
     SetTextStyle(0, 45, 10);
     OutTextXY(30, 30, "Hello world!");
     SetTextStyle(1, 0, 20);
-    OutTextXY(210, 50, "Hello world!");
+    OutTextXY(170, 50, "Кликните мышкой...");
+    int m = ReadMouseButton();
+    SetColor(clRed);
+    SetTextStyle(1, 0, 20);
+    if(m == 1) OutTextXY(150, 80, "Нажата левая кнопка");
+    else if(m == 2) OutTextXY(150, 80, "Нажата правая кнопка");
+    else if(m == 3) OutTextXY(150, 80, "Нажата средняя кнопка");
+    else OutTextXY(150, 80, "Нажата неизвестная кнопка");
     SetTextStyle(2, 180, 30);
     OutTextXY(460, 550, "Hello world!");
     SetColor(0x999999);
diff --git a/qtsgraph.cpp b/qtsgraph.cpp
index 3188aad..d9b8819 100644
--- a/qtsgraph.cpp
+++ b/qtsgraph.cpp
@@ -103,6 +103,7 @@ void QTSGraph::Circle(int x, int y, int radius)
 
 bool QTSGraph::MouseClicked()
 {
+    QCoreApplication::processEvents(QEventLoop::AllEvents, 50);
     bool m = EventMouseClicked;
     EventMouseClicked = false;
     return m;
@@ -149,6 +150,18 @@ int QTSGraph::ReadKey()
     return t;
 }
 
+int QTSGraph::ReadMouseButton()
+{
+    if(IDMouseButton == -1)
+    {
+        while(!MouseClicked() && this->isVisible())
+            Delay(1);
+    }
+    int t = IDMouseButton;
+    IDMouseButton = -1;
+    return t;
+}
+
 void QTSGraph::Rectangle(int x1, int y1, int x2, int y2)
 {
     QPainter painter(&Canvas);
@@ -233,10 +246,17 @@ void QTSGraph::mousePressEvent(QMouseEvent *event)
     if (event->buttons() & Qt::LeftButton)
     {
         // Левая кнопка
+        IDMouseButton = 1;
     }
     else if (event->buttons() & Qt::RightButton)
     {
         // Правая кнопка
+        IDMouseButton = 2;
+    }
+    else if (event->buttons() & Qt::MiddleButton)
+    {
+        // Средняя кнопка
+        IDMouseButton = 3;
     }
     ResetTimer->start(ResetInterval);
 }
diff --git a/qtsgraph.h b/qtsgraph.h
index 25572a7..7610e50 100644
--- a/qtsgraph.h
+++ b/qtsgraph.h
@@ -79,9 +79,10 @@ public:
     void OutTextXY(int x, int y, std::string caption);
     void PutPixel(int x, int y, QRgb c = 0x00000000, int PenWidth = 1);
     int ReadKey();
+    int ReadMouseButton();
     void Rectangle(int x1, int y1, int x2, int y2);
     void SetColor(QRgb c);
-    void SetFillStyle(int Pattern, QRgb Color); // Стиль и цыет заливки
+    void SetFillStyle(int Pattern, QRgb Color); // Стиль и цвет заливки
     /*
         0 - NoBrush
         1 - SolidPattern
@@ -127,6 +128,7 @@ private:
     bool EventMouseClicked = false;
     bool EventKeyPressed = false;
     int IDPressedKey = -1;
+    int IDMouseButton = -1;
     int ResetInterval;
     int TextDirection = 0;