Implement xterm mouse mode

src/terminal/terminaldisplay.cc

@@ -292,6 +292,12 @@ std::string Display::new_frame( bool initialized, const Framebuffer &last, const
     frame.append( f.ds.bracketed_paste ? "\033[?2004h" : "\033[?2004l" );
   }
 
+  /* has xterm mouse mode changed (SET_ANY_EVENT_MOUSE)? */
+  if ( (!initialized)
+       || (f.ds.xterm_mouse != frame.last_frame.ds.xterm_mouse) ) {
+    frame.append( f.ds.xterm_mouse ? "\033[?1002h" : "\033[?1002l" );
+  }
+
   return frame.str;
 }
 

src/terminal/terminalframebuffer.cc

@@ -62,7 +62,8 @@ DrawState::DrawState( int s_width, int s_height )
     renditions( 0 ), save(),
     next_print_will_wrap( false ), origin_mode( false ), auto_wrap_mode( true ),
     insert_mode( false ), cursor_visible( true ), reverse_video( false ),
-    bracketed_paste( false ), application_mode_cursor_keys( false )
+    bracketed_paste( false ), xterm_mouse( false ), 
+    application_mode_cursor_keys( false )
 {
   reinitialize_tabs( 0 );
 }

src/terminal/terminalframebuffer.h

@@ -190,6 +190,7 @@ namespace Terminal {
     bool cursor_visible;
     bool reverse_video;
     bool bracketed_paste;
+    bool xterm_mouse;
 
     bool application_mode_cursor_keys;
 
@@ -239,7 +240,7 @@ namespace Terminal {
       return ( width == x.width ) && ( height == x.height ) && ( cursor_col == x.cursor_col )
 	&& ( cursor_row == x.cursor_row ) && ( cursor_visible == x.cursor_visible ) &&
 	( reverse_video == x.reverse_video ) && ( renditions == x.renditions ) &&
-  ( bracketed_paste == x.bracketed_paste );
+  ( bracketed_paste == x.bracketed_paste ) && ( xterm_mouse == x.xterm_mouse );
     }
   };
 

src/terminal/terminalfunctions.cc

@@ -268,6 +268,9 @@ static bool *get_DEC_mode( int param, Framebuffer *fb ) {
     return &(fb->ds.auto_wrap_mode);
   case 25:
     return &(fb->ds.cursor_visible);
+  case 1000:           /* xterm mouse 1 (normal) */
+  case 1002:           /* xterm mouse 2 (inc. button drags) */
+    return &(fb->ds.xterm_mouse);
   case 2004: /* bracketed paste */
     return &(fb->ds.bracketed_paste);
   }