Use primary monitor for DPI calc if monitor could be determined (#197)

This avoids a panic on startup in some specific situations (e.g. when xrandr's --scale option is in use).
liamg · Feb 5, 2019 · c2b1b95 · c2b1b95
1 parent 1f05951
commit c2b1b95
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/gui/gui.go b/gui/gui.go
@@ -80,7 +80,6 @@ type ResizeCache struct {
 }
 
 func (g *GUI) GetMonitor() *glfw.Monitor {
-
 	if g.window == nil {
 		panic("to determine current monitor the window must be set")
 	}
@@ -107,7 +106,8 @@ func (g *GUI) GetMonitor() *glfw.Monitor {
 	}
 
 	if currentMonitor == nil {
-		panic("was not able to resolve current monitor")
+		// Monitor couldn't be found (xrandr scaling?) - default to primary
+		return glfw.GetPrimaryMonitor()
 	}
 
 	return currentMonitor