Menu: option to disable progress

Author: swharden

src/BasicTimer/MainWindow.xaml

@@ -56,6 +56,7 @@
                         <MenuItem Header="15 min" Click="MenuItem_ProgressUnitSize_Click" Tag="900"/>
                         <MenuItem Header="30 min" Click="MenuItem_ProgressUnitSize_Click" Tag="1800"/>
                         <MenuItem Header="1 hr" Click="MenuItem_ProgressUnitSize_Click" Tag="3600"/>
+                        <MenuItem Header="Disable" Click="MenuItem_ProgressUnitSize_Click" Tag="0"/>
                     </MenuItem>
                     <MenuItem Header="Toggle Title Bar" Click="MenuItem_ToggleTitleBar_Click"/>
                     <MenuItem Header="Always on top" Click="MenuItem_ToggleAlwaysOnTop_Click" IsCheckable="True"/>

src/BasicTimer/TimerViewModel.cs

@@ -65,7 +65,19 @@ public double ProgressWidthMax
             }
         }
 
-        public double ProgressWidth => (Stopwatch.Elapsed.TotalSeconds % ProgressWidthSeconds) / ProgressWidthSeconds * ProgressWidthMax;
+        public double ProgressWidth
+        {
+            get
+            {
+                if (ProgressWidthSeconds == 0)
+                    return 0;
+
+                double progressFraction = (Stopwatch.Elapsed.TotalSeconds % ProgressWidthSeconds) / ProgressWidthSeconds;
+
+                return progressFraction * ProgressWidthMax;
+            }
+
+        }
 
         private readonly System.Diagnostics.Stopwatch Stopwatch = new();