246 lines
9.6 KiB
C#
246 lines
9.6 KiB
C#
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namespace System.Workflow.Activities
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{
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using System;
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using System.Text;
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using System.Reflection;
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using System.Collections;
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using System.CodeDom;
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using System.ComponentModel;
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using System.ComponentModel.Design;
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using System.Drawing.Design;
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using System.Drawing;
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using System.Drawing.Drawing2D;
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using System.Windows.Forms;
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using System.Workflow.ComponentModel;
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using System.Workflow.ComponentModel.Design;
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using System.Runtime.Serialization;
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using System.Workflow.ComponentModel.Compiler;
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using System.ComponentModel.Design.Serialization;
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using System.Collections.Specialized;
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using System.Xml;
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using System.Web.Services.Protocols;
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using System.Windows.Forms.Design;
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using System.Security.Permissions;
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using System.Workflow.Activities.Common;
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#region Class InvokeWebServiceToolboxItem
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[Serializable]
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internal sealed class InvokeWebServiceToolboxItem : ActivityToolboxItem
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{
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public InvokeWebServiceToolboxItem(Type type)
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: base(type)
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{
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}
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private InvokeWebServiceToolboxItem(SerializationInfo info, StreamingContext context)
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{
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base.Deserialize(info, context);
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}
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public override IComponent[] CreateComponentsWithUI(IDesignerHost host)
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{
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Uri url = null;
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Type proxyClass = null;
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IExtendedUIService extUIService = host.GetService(typeof(IExtendedUIService)) as IExtendedUIService;
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if (extUIService != null)
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extUIService.AddWebReference(out url, out proxyClass);
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IComponent[] components = base.CreateComponentsWithUI(host);
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if (components.GetLength(0) > 0)
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{
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InvokeWebServiceActivity webService = components[0] as InvokeWebServiceActivity;
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if (webService != null)
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webService.ProxyClass = proxyClass;
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}
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return components;
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}
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}
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#endregion
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#region Class InvokeWebServiceDesigner
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[ActivityDesignerTheme(typeof(InvokeWebServiceDesignerTheme))]
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internal sealed class InvokeWebServiceDesigner : ActivityDesigner
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{
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#region Members, Constructor and Destructor
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private string url = null;
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#endregion
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#region Properties and Methods
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protected override void PreFilterProperties(IDictionary properties)
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{
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base.PreFilterProperties(properties);
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if (properties["URL"] == null)
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properties["URL"] = new WebServiceUrlPropertyDescriptor(Activity.Site, TypeDescriptor.CreateProperty(this.GetType(), "URL", typeof(string), DesignOnlyAttribute.Yes, MergablePropertyAttribute.No));
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//
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ITypeProvider typeProvider = (ITypeProvider)GetService(typeof(ITypeProvider));
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if (typeProvider == null)
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throw new InvalidOperationException(SR.GetString(SR.General_MissingService, typeof(ITypeProvider).FullName));
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InvokeWebServiceActivity invokeWebService = Activity as InvokeWebServiceActivity;
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invokeWebService.GetParameterPropertyDescriptors(properties);
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}
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[SRCategory(SR.Activity)]
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[SRDescription(SR.URLDescr)]
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[Editor(typeof(WebServicePickerEditor), typeof(UITypeEditor))]
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[RefreshProperties(RefreshProperties.All)]
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public string URL
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{
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get
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{
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if (this.url == null)
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{
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InvokeWebServiceActivity invokeWebServiceDecl = Activity as InvokeWebServiceActivity;
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IExtendedUIService extUIService = (IExtendedUIService)Activity.Site.GetService(typeof(IExtendedUIService));
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if (extUIService != null && invokeWebServiceDecl.ProxyClass != null)
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{
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Uri uri = extUIService.GetUrlForProxyClass(invokeWebServiceDecl.ProxyClass);
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this.url = (uri != null) ? uri.ToString() : string.Empty;
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}
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}
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return this.url;
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}
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set
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{
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if (this.url != value)
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{
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this.url = value;
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IExtendedUIService extUIService = (IExtendedUIService)Activity.Site.GetService(typeof(IExtendedUIService));
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if (extUIService == null)
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throw new InvalidOperationException(SR.GetString(SR.General_MissingService, typeof(IExtendedUIService).FullName));
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//Create the designer transaction
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DesignerTransaction trans = null;
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IDesignerHost host = Activity.Site.GetService(typeof(IDesignerHost)) as IDesignerHost;
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if (host != null)
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trans = host.CreateTransaction(SR.GetString(SR.ChangingVariable));
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try
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{
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PropertyDescriptorUtils.SetPropertyValue(Activity.Site, TypeDescriptor.GetProperties(Activity)["ProxyClass"], Activity, string.IsNullOrEmpty(this.url) ? null : extUIService.GetProxyClassForUrl(new Uri(this.url)));
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if (trans != null)
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trans.Commit();
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}
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finally
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{
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if (trans != null)
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((IDisposable)trans).Dispose();
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}
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}
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}
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}
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protected override void OnActivityChanged(ActivityChangedEventArgs e)
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{
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base.OnActivityChanged(e);
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if (e.Member != null)
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{
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if (e.Member.Name == "ProxyClass")
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{
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if (Activity.Site != null)
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{
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InvokeWebServiceActivity invokeWebServiceDecl = e.Activity as InvokeWebServiceActivity;
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PropertyDescriptorUtils.SetPropertyValue(Activity.Site, TypeDescriptor.GetProperties(Activity)["MethodName"], Activity, String.Empty);
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IExtendedUIService extUIService = (IExtendedUIService)Activity.Site.GetService(typeof(IExtendedUIService));
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if (extUIService == null)
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throw new Exception(SR.GetString(SR.General_MissingService, typeof(IExtendedUIService).FullName));
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if (invokeWebServiceDecl.ProxyClass == null)
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{
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this.url = null;
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}
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else
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{
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Uri uri = extUIService.GetUrlForProxyClass(invokeWebServiceDecl.ProxyClass);
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this.url = (uri != null) ? uri.ToString() : string.Empty;
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}
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}
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}
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if ((e.Member.Name == "MethodName" || e.Member.Name == "TargetWorkflow")
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&& e.Activity is InvokeWebServiceActivity)
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(e.Activity as InvokeWebServiceActivity).ParameterBindings.Clear();
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if (e.Member.Name == "ProxyClass" || e.Member.Name == "MethodName")
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TypeDescriptor.Refresh(e.Activity);
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}
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}
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#endregion
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}
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#endregion
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#region InvokeWebServiceDesignerTheme
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internal sealed class InvokeWebServiceDesignerTheme : ActivityDesignerTheme
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{
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public InvokeWebServiceDesignerTheme(WorkflowTheme theme)
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: base(theme)
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{
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this.ForeColor = Color.FromArgb(0xFF, 0x00, 0x00, 0x00);
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this.BorderColor = Color.FromArgb(0xFF, 0x94, 0xB6, 0xF7);
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this.BorderStyle = DashStyle.Solid;
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this.BackColorStart = Color.FromArgb(0xFF, 0xFF, 0xFF, 0xFF);
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this.BackColorEnd = Color.FromArgb(0xFF, 0xA5, 0xC3, 0xF7);
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this.BackgroundStyle = LinearGradientMode.Horizontal;
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}
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}
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#endregion
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#region Class WebServiceUrlPropertyDescriptor
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internal sealed class WebServiceUrlPropertyDescriptor : DynamicPropertyDescriptor
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{
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internal WebServiceUrlPropertyDescriptor(IServiceProvider serviceProvider, PropertyDescriptor pd)
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: base(serviceProvider, pd)
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{
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}
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public override bool IsReadOnly
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{
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get
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{
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return true;
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}
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}
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}
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#endregion
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internal sealed class WebServicePickerEditor : UITypeEditor
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{
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private IWindowsFormsEditorService editorService;
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public WebServicePickerEditor()
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{
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}
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public override object EditValue(ITypeDescriptorContext typeDescriptorContext, IServiceProvider serviceProvider, object o)
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{
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object returnVal = o;
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this.editorService = (IWindowsFormsEditorService)serviceProvider.GetService(typeof(IWindowsFormsEditorService));
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IExtendedUIService extUIService = (IExtendedUIService)serviceProvider.GetService(typeof(IExtendedUIService));
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if (editorService != null && extUIService != null)
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{
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Uri url = null;
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Type proxyClass = null;
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if (DialogResult.OK == extUIService.AddWebReference(out url, out proxyClass))
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{
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returnVal = (url != null) ? url.ToString() : string.Empty;
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typeDescriptorContext.PropertyDescriptor.SetValue(typeDescriptorContext.Instance, returnVal as string);
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}
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}
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return returnVal;
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}
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public override UITypeEditorEditStyle GetEditStyle(ITypeDescriptorContext typeDescriptorContext)
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{
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return UITypeEditorEditStyle.Modal;
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}
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}
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}
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