don't crash if internal tabletUI cannot open port

aumuell · aumuell · commit 4c8d5b67db3e · 2026-07-02T09:09:49.000+02:00
diff --git a/src/sys/mapeditor/widgets/MEUserInterface.cpp b/src/sys/mapeditor/widgets/MEUserInterface.cpp
@@ -1457,7 +1457,13 @@ void MEUserInterface::activateTabletUI()
         {
             if (ierr != 0)
             {
-                printMessage("Can't open socket connection for TabletUI");
+                static bool errorPrinted = false;
+                if (!errorPrinted)
+                {
+                    printMessage("Can't open socket connection for TabletUI");
+                    errorPrinted = true;
+                }
+                delete m_tablet;
                 m_tablet = NULL;
                 m_showTabletUI_a->setEnabled(false);
             }

Original file line number	Diff line number	Diff line change
`@@ -1457,7 +1457,13 @@ void MEUserInterface::activateTabletUI()`
`1457`	`1457`	`{`
`1458`	`1458`	`if (ierr != 0)`
`1459`	`1459`	`{`
`1460`		`- printMessage("Can't open socket connection for TabletUI");`
	`1460`	`+ static bool errorPrinted = false;`
	`1461`	`+ if (!errorPrinted)`
	`1462`	`+ {`
	`1463`	`+ printMessage("Can't open socket connection for TabletUI");`
	`1464`	`+ errorPrinted = true;`
	`1465`	`+ }`
	`1466`	`+ delete m_tablet;`
`1461`	`1467`	`m_tablet = NULL;`
`1462`	`1468`	`m_showTabletUI_a->setEnabled(false);`
`1463`	`1469`	`}`