Imported Upstream version 4.6.0.125

Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4

mcs/class/referencesource/System.Workflow.Activities/Designers/StateMachineWorkflowDesigner.cs

@@ -0,0 +1,166 @@
+namespace System.Workflow.Activities
+{
+    using System;
+    using System.Text;
+    using System.Reflection;
+    using System.Collections.ObjectModel;
+    using System.Collections;
+    using System.CodeDom;
+    using System.ComponentModel;
+    using System.ComponentModel.Design;
+    using System.Drawing;
+    using System.Drawing.Drawing2D;
+    using System.Windows.Forms;
+    using System.Workflow.ComponentModel;
+    using System.Workflow.ComponentModel.Design;
+    using System.ComponentModel.Design.Serialization;
+    using System.Workflow.ComponentModel.Serialization;
+    using System.Collections.Generic;
+
+    #region StateMachineWorkflowDesigner
+    [ActivityDesignerTheme(typeof(StateMachineWorkflowDesignerTheme))]
+    [System.Runtime.InteropServices.ComVisible(false)]
+    internal sealed class StateMachineWorkflowDesigner : StateDesigner
+    {
+        #region Fields
+        private static readonly Size MinSize = new Size(240, 240);
+        private string text;
+        private string helpText;
+        #endregion
+
+        #region Constructor
+        /// <summary>
+        /// Default constructor for the StateDesignerBase
+        /// </summary>
+        public StateMachineWorkflowDesigner()
+        {
+        }
+
+        protected override void Initialize(Activity activity)
+        {
+            base.Initialize(activity);
+            text = DR.GetString(DR.EventBasedWorkFlow);
+        }
+
+        #endregion
+
+        #region Properties
+
+        #region Public Properties
+
+        public override string Text
+        {
+            get
+            {
+                return text;
+            }
+        }
+
+        #endregion
+
+        #region Private Properties
+
+        internal override string HelpText
+        {
+            get
+            {
+                if (helpText == null)
+                {
+                    helpText = DR.GetString(DR.StateMachineWorkflowHelpText);
+                }
+                return helpText;
+            }
+        }
+
+        public override Size MinimumSize
+        {
+            get
+            {
+                Size minimumSize = base.MinimumSize;
+
+                minimumSize.Width = Math.Max(minimumSize.Width, MinSize.Width);
+                minimumSize.Height = Math.Max(minimumSize.Height, MinSize.Height);
+                if (IsRootDesigner && InvokingDesigner == null)
+                {
+                    minimumSize.Width = Math.Max(minimumSize.Width, ParentView.ViewPortSize.Width - StateDesigner.Separator.Width * 2);
+                    minimumSize.Height = Math.Max(minimumSize.Height, ParentView.ViewPortSize.Height - StateDesigner.Separator.Height * 2);
+                }
+
+                return minimumSize;
+            }
+        }
+        #endregion Private Properties
+
+        #endregion
+
+        #region Methods
+
+        #region Public Methods
+
+        #endregion
+
+        #region Protected Methods
+
+        protected override bool IsSupportedActivityType(Type activityType)
+        {
+            //we specifically, do not support state machine related activities.
+            if (typeof(ListenActivity).IsAssignableFrom(activityType))
+                return false;
+
+            return base.IsSupportedActivityType(activityType);
+        }
+
+        #endregion
+
+        #region Private Methods
+
+        #endregion Private Methods
+
+        #endregion Methods
+    }
+    #endregion
+
+    #region StateMachineWorkflowDesignerTheme
+    internal sealed class StateMachineWorkflowDesignerTheme : StateMachineTheme
+    {
+        public StateMachineWorkflowDesignerTheme(WorkflowTheme theme)
+            : base(theme)
+        {
+            this.ShowDropShadow = true;
+            this.ConnectorStartCap = LineAnchor.DiamondAnchor;
+            this.ConnectorEndCap = LineAnchor.ArrowAnchor;
+            this.ForeColor = Color.FromArgb(0xFF, 0x00, 0x00, 0x00);
+            this.BorderColor = Color.FromArgb(0xFF, 0x49, 0x77, 0xB4);
+            this.BorderStyle = DashStyle.Solid;
+            this.BackColorStart = Color.FromArgb(0x00, 0x00, 0x00, 0x00);
+            this.BackColorEnd = Color.FromArgb(0x00, 0x00, 0x00, 0x00);
+        }
+
+        [Browsable(false)]
+        public override string InitialStateDesignerImagePath
+        {
+            get
+            {
+                return base.InitialStateDesignerImagePath;
+            }
+            set
+            {
+                base.InitialStateDesignerImagePath = value;
+            }
+        }
+
+        [Browsable(false)]
+        public override string CompletedStateDesignerImagePath
+        {
+            get
+            {
+                return base.CompletedStateDesignerImagePath;
+            }
+            set
+            {
+                base.CompletedStateDesignerImagePath = value;
+            }
+        }
+    }
+    #endregion
+}