User Interactions

17 Nov 2017 / 5 minutes to read

Highlight

EjRangeNavigator provides highlighting supports to the intervals on mouse hover. To enable the highlighting option, set the Enable property to true in the HighlightSettings of NavigatorStyleSettings.

cshtml

@(Html.EJ().RangeNavigator("rangeContainer")
          //...

        .NavigatorStyleSettings(navigator=>
               navigator.HighlightSettings(highlight=>
                   // enable the highlight settings
                   highlight.Enable(true))
                )
     )

Click here to view the highlight and selections online demo sample.

Customize the highlight style

To customize the highlighted intervals, use Color, Border and Opacity options in the HighlightSettings.To customize border of highlighted interval, use Color and Width options in Border.

cshtml

@(Html.EJ().RangeNavigator("rangeContainer")
           //...

          .NavigatorStyleSettings(navigator=>
               navigator.HighlightSettings(highlight=>
                   // enable the highlight settings
                   highlight.Enable(true)
                    // customizing style
                   .Color("#006fa0")
                   .Border(br=>br.Color("red").Width(2))
                   )
                )
     )

Selection

EjRangeNavigator provides selection supports to the intervals by, clicking and dragging the highlighted intervals. To enable the selection option, set the Enable property to true in the SelectionSettings.

cshtml

@(Html.EJ().RangeNavigator("rangeContainer")
          //...

        .NavigatorStyleSettings(navigator=>
               navigator.SelectionSettings(selection=>
                   // enable the selection settings
                   selection.Enable(true)
                   )
                )
     )

Click here to view the highlight and selections online demo sample.

Customize the selection style

To customize the selected intervals, use Color, Border and Opacity options in the SelectionSettings. To customize border of selected interval, useColor and Width options in Border.

cshtml

@(Html.EJ().RangeNavigator("rangeContainer")
          //...

        .NavigatorStyleSettings(navigator=>
               navigator.SelectionSettings(selection=>
                   // enable the selection settings
                   selection.Enable(true)
                    // customizing style
                   .Color("#27e8e5’")
                   .Border(br=>br.Color("red").Width(2))
                   )
                )
     )

Scrollbar

To render the Scrollbar in RangeNavigator, you need to enable EnableScrollbar option.
ScrollRangeSettings of rangenavigator Start and End value is used to set the minimum and maximum datasource value to be added in the rangenavigator.
Based on the ScrollRangeSettings Start, End value and dataSource Start, End value scrollbar will be adjust.
When you change the scrollbar position, ScrollEnd event returns the current position of start and end range value.

cshtml

@(Html.EJ().RangeNavigator("rangeContainer")
          //...
           //Enable scrollbar option in the rangenavigator
           .EnableScrollbar(true)
           
           //Maximum data to be displayed in the rangenavigator control
           .ScrollRangeSettings(range=>
               range.Start("2010/1/1").End("2011/11/31")
               )
               
           //Subscribe the event on scrollbar position changed 
           .ScrollEnd("onScrollbarChange")
     )

function onScrollbarChange(sender) {
            var start  = sender.data.newRange.start;
            var end  = sender.data.newRange.end;
      }

Click here to view scrollbar online demo sample.