Added a text message into the central item when colors history is empty

martinchrzan · martinchrzan · commit 0bf671a31e59 · 2021-02-01T20:38:17.000+01:00
diff --git a/ColorPicker/ColorsHistoryWindow.xaml b/ColorPicker/ColorsHistoryWindow.xaml
@@ -10,7 +10,7 @@
     <Grid>
         <controls:CircularMenu x:Name="circularMenu" IsOpen="False" Background="#CCFFFFFF">
             <controls:CircularMenu.CentralItem>
-                <controls:CircularMenuCentralItem/>
+                <controls:CircularMenuCentralItem ContentText="History empty"/>
             </controls:CircularMenu.CentralItem>
         </controls:CircularMenu>
     </Grid>
diff --git a/ColorPicker/Controls/CircularMenu.cs b/ColorPicker/Controls/CircularMenu.cs
@@ -54,7 +54,6 @@ public override void BeginInit()
             base.BeginInit();
         }
 
-
         private void Items_CollectionChanged(object sender, System.Collections.Specialized.NotifyCollectionChangedEventArgs e)
         {
             if (e.Action == System.Collections.Specialized.NotifyCollectionChangedAction.Add)
@@ -69,6 +68,10 @@ private void Items_CollectionChanged(object sender, System.Collections.Specializ
                 (e.NewItems[0] as CircularMenuItem).MouseLeave -= CircularMenuItem_MouseLeave; 
                 (e.NewItems[0] as CircularMenuItem).PreviewMouseDown -= CircularMenuItem_MouseDown;
             }
+            if(Items?.Count > 0)
+            {
+                CentralItem.ContentText = string.Empty;
+            }
         }
 
         private void CircularMenuItem_MouseDown(object sender, System.Windows.Input.MouseButtonEventArgs e)

Original file line number	Diff line number	Diff line change
`@@ -54,7 +54,6 @@ public override void BeginInit()`
`54`	`54`	`base.BeginInit();`
`55`	`55`	`}`
`56`	`56`
`57`		`-`
`58`	`57`	`private void Items_CollectionChanged(object sender, System.Collections.Specialized.NotifyCollectionChangedEventArgs e)`
`59`	`58`	`{`
`60`	`59`	`if (e.Action == System.Collections.Specialized.NotifyCollectionChangedAction.Add)`
`@@ -69,6 +68,10 @@ private void Items_CollectionChanged(object sender, System.Collections.Specializ`
`69`	`68`	`(e.NewItems[0] as CircularMenuItem).MouseLeave -= CircularMenuItem_MouseLeave;`
`70`	`69`	`(e.NewItems[0] as CircularMenuItem).PreviewMouseDown -= CircularMenuItem_MouseDown;`
`71`	`70`	`}`
	`71`	`+ if(Items?.Count > 0)`
	`72`	`+ {`
	`73`	`+ CentralItem.ContentText = string.Empty;`
	`74`	`+ }`
`72`	`75`	`}`
`73`	`76`
`74`	`77`	`private void CircularMenuItem_MouseDown(object sender, System.Windows.Input.MouseButtonEventArgs e)`