Add button_release handler to Tool

[r2c2.git] / source / designer / tool.h

diff --git a/source/designer/tool.h b/source/designer/tool.h
index 3119bc0327ce715dedf00f76bbcbc399e9b6213d..48780ec48208045798f9c8201336eb336612a1a3 100644 (file)
--- a/source/designer/tool.h
+++ b/source/designer/tool.h
@@ -42,6 +42,7 @@ protected:
        virtual void key_press(unsigned);
        virtual void key_release(unsigned);
        virtual void button_press(unsigned);
+       virtual void button_release(unsigned) { }
        virtual void axis_motion(unsigned, float, float);
        virtual void pointer_motion() { }
        virtual void finish() { }