Another segfault fix, mouse cursor fix, bump years and version

Found another issue where resizing the window still triggered a segfault so removed a `wait` from VncViewer::handle, probably causing stack overflow.  Also minor mouse cursor fix so mouse cursor changes properly after leaving viewer area the first time.

Author: willbprog127

src/app.cxx

@@ -1,6 +1,6 @@
 /*
  * app.cxx - part of SpiritVNC - FLTK
- * 2016-2022 Will Brokenbourgh https://www.pismotek.com/brainout/
+ * 2016-2023 Will Brokenbourgh https://www.pismotek.com/brainout/
  */
 
 /*
@@ -2038,10 +2038,6 @@ void svHandleThreadConnection (void * data)
       {
         svMessageWindow("A remote VNC host has just reverse-connected"
           "\n\nClick the 'Listen' item(s) in the host list to view");
-        //app->mBar = new SVMessageBar("A remote VNC host has just reverse-connected"
-          //"\n\nClick the 'Listen' item(s) in the host list to view");
-        //svResizeScroller();
-        //// app->scroller->add(app->mBar);
       }
     }
   }
@@ -2111,8 +2107,17 @@ void svHandleThreadConnection (void * data)
   handle thread cursor change
   (void * not used so parameter name removed)
 */
-void svHandleThreadCursorChange (void *)
+void svHandleThreadCursorChange (void * setToDefault)
 {
+    bool setDefault = reinterpret_cast<bool *>(setToDefault);
+
+    // if we're just resetting the cursor and nothing else
+    if (setDefault == true)
+    {
+      app->mainWin->cursor(FL_CURSOR_DEFAULT);
+      return;
+    }
+
     if (app->vncViewer == NULL)
       return;
 

src/app.h

@@ -1,6 +1,6 @@
 /*
  * app.h - part of SpiritVNC - FLTK
- * 2016-2022 Will Brokenbourgh https://www.pismotek.com/brainout/
+ * 2016-2023 Will Brokenbourgh https://www.pismotek.com/brainout/
  */
 
 /*
@@ -285,7 +285,7 @@ void svHandleMainWindowEvents (Fl_Widget *, void *);
 void svPositionWidgets ();
 void svHandleListItemIconChange (void * notUsed);
 void svHandleThreadConnection (void *);
-void svHandleThreadCursorChange (void * notUsed);
+void svHandleThreadCursorChange (void *);
 void svInsertEmptyItem ();
 int svItemNumFromItm (const HostItem *);
 HostItem * svItmFromVnc (const VncObject *);

src/consts_enums.h

@@ -1,6 +1,6 @@
 /*
  * consts_enums.h - part of SpiritVNC - FLTK
- * 2016-2022 Will Brokenbourgh https://www.pismotek.com/brainout/
+ * 2016-2023 Will Brokenbourgh https://www.pismotek.com/brainout/
  */
 
 /*
@@ -36,7 +36,7 @@
 #define CONSTS_H
 
 /* constants */
-#define SV_APP_VERSION "0.4.12"
+#define SV_APP_VERSION "0.4.13"
 
 #define SV_CURRENT_YEAR "2023"
 

src/spiritvnc.cxx

@@ -1,6 +1,6 @@
 /*
  * spiritvnc.cxx - part of SpiritVNC - FLTK
- * 2016-2022 Will Brokenbourgh https://www.pismotek.com/brainout/
+ * 2016-2023 Will Brokenbourgh https://www.pismotek.com/brainout/
  *
  * To God be the glory!  In Jesus name! :-D
  *

src/vnc.cxx

@@ -1,6 +1,6 @@
 /*
  * vnc.cxx - part of SpiritVNC - FLTK
- * 2016-2022 Will Brokenbourgh https://www.pismotek.com/brainout/
+ * 2016-2023 Will Brokenbourgh https://www.pismotek.com/brainout/
  */
 
 /*
@@ -456,7 +456,7 @@ void VncObject::handleCursorShapeChange (rfbClient * cl, int xHot, int yHot, int
   vnc->nCursorXHot = xHot;
   vnc->nCursorYHot = yHot;
 
-  svHandleThreadCursorChange(NULL);
+  Fl::awake(svHandleThreadCursorChange, reinterpret_cast<void *>(false));
 
   delete img;
 }
@@ -892,7 +892,8 @@ void VncObject::checkVNCMessages (VncObject * vnc)
       return;
     }
     else
-      Fl::awake();
+      //Fl::awake();
+      Fl::check();
   }
 }
 
@@ -1150,13 +1151,12 @@ int VncViewer::handle (int event)
     // ** misc events **
     case FL_ENTER:
       if (vnc->imgCursor != NULL && itm->showRemoteCursor == true)
-        svHandleThreadCursorChange(NULL);
+        Fl::awake(svHandleThreadCursorChange, reinterpret_cast<void *>(false));
       return 1;
       break;
 
     case FL_LEAVE:
-      app->mainWin->cursor(FL_CURSOR_DEFAULT);
-      Fl::wait();
+      Fl::awake(svHandleThreadCursorChange, reinterpret_cast<void *>(true));
       return 1;
       break;