Add server support for forward/back mouse buttons

This commit adds support for the pseudo-encoding ExtendedMouseButtons in
Xvnc and x0vncserver, which makes it possible to use to use the
back/forward mouse buttons.

This commit contains work originally done by
PixelSmith <manny33@frontbuffer.com>.

1 files changed, 6 insertions, 1 deletions

diff --git a/common/rfb/SMsgHandler.h b/common/rfb/SMsgHandler.h
index cff8b1bd..c5d13d78 100644
--- a/common/rfb/SMsgHandler.h
+++ b/common/rfb/SMsgHandler.h
@@ -57,7 +57,7 @@ namespace rfb {
     virtual void keyEvent(uint32_t keysym, uint32_t keycode,
                           bool down);
     virtual void pointerEvent(const Point& pos,
-                              uint8_t buttonMask);
+                              uint16_t buttonMask);
 
     virtual void clientCutText(const char* str);
 
@@ -98,6 +98,11 @@ namespace rfb {
     // handler will send a pseudo-rect back, signalling server support.
     virtual void supportsQEMUKeyEvent();
 
+    // supportsExtendedMouseButtons() is called the first time we detect that the
+    // client supports sending 16 bit mouse button state. This lets us pass more button
+    // states between server and client.
+    virtual void supportsExtendedMouseButtons();
+
     ClientParams client;
   };
 }