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Application

Summary

Represents the application.

Signature

1
public abstract interface Application

Namespace

cAlgo.API

Properties

Name Description
ColorTheme { get; } Gets the color theme.
Version { get; } Gets the version.
UserTimeOffset { get; } Gets user time offset.

Events

Name Description
ColorThemeChanged Occurs when color theme has changed.
UserTimeOffsetChanged Occurs when user time offset has changed.

Examples

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 using cAlgo.API;
 namespace cAlgo
 {
     // This sample indicator shows how to use the API Application object nad display its properties data inside a chart control
     [Indicator(IsOverlay = true, TimeZone = TimeZones.UTC, AccessRights = AccessRights.None)]
     public class ApplicationSample : Indicator
     {
         private TextBlock _userTimeOffsetTextBlock, _themeTextBlock;
         [Parameter("Horizontal Alignment", DefaultValue = HorizontalAlignment.Center)]
         public HorizontalAlignment HorizontalAlignment { get; set; }
         [Parameter("Vertical Alignment", DefaultValue = VerticalAlignment.Center)]
         public VerticalAlignment VerticalAlignment { get; set; }
         protected override void Initialize()
         {
             Application.ColorThemeChanged += Application_ColorThemeChanged;
             Application.UserTimeOffsetChanged += Application_UserTimeOffsetChanged;
             DrawApplicationInfo();
         }
         private void Application_UserTimeOffsetChanged(UserTimeOffsetChangedEventArgs obj)
         {
             _userTimeOffsetTextBlock.Text = obj.UserTimeOffset.ToString();
         }
         private void Application_ColorThemeChanged(ColorThemeChangeEventArgs obj)
         {
             _themeTextBlock.Text = obj.ColorTheme.ToString();
         }
         private void DrawApplicationInfo()
         {
             var grid = new Grid(3, 2)
             {
                 BackgroundColor = Color.Goldenrod,
                 HorizontalAlignment = HorizontalAlignment,
                 VerticalAlignment = VerticalAlignment
             };
             grid.AddChild(new TextBlock
             {
                 Text = "Version",
                 Margin = 5
             }, 0, 0);
             grid.AddChild(new TextBlock
             {
                 Text = Application.Version.ToString(),
                 Margin = 5
             }, 0, 1);
             grid.AddChild(new TextBlock
             {
                 Text = "Theme",
                 Margin = 5
             }, 1, 0);
             _themeTextBlock = new TextBlock
             {
                 Text = Application.ColorTheme.ToString(),
                 Margin = 5
             };
             grid.AddChild(_themeTextBlock, 1, 1);
             grid.AddChild(new TextBlock
             {
                 Text = "User Time Offset",
                 Margin = 5
             }, 2, 0);
             _userTimeOffsetTextBlock = new TextBlock
             {
                 Text = Application.UserTimeOffset.ToString(),
                 Margin = 5
             };
             grid.AddChild(_userTimeOffsetTextBlock, 2, 1);
             Chart.AddControl(grid);
         }
         public override void Calculate(int index)
         {
         }
     }
 }

Last update: July 1, 2022

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