InvokeWebServiceDesigner.cs source code in C# .NET

Source code for the .NET framework in C#

                        

Code:

/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / cdf / src / WF / Activities / Designers / InvokeWebServiceDesigner.cs / 1305376 / InvokeWebServiceDesigner.cs

                            namespace System.Workflow.Activities 
{
    using System;
    using System.Text;
    using System.Reflection; 
    using System.Collections;
    using System.CodeDom; 
    using System.ComponentModel; 
    using System.ComponentModel.Design;
    using System.Drawing.Design; 
    using System.Drawing;
    using System.Drawing.Drawing2D;
    using System.Windows.Forms;
    using System.Workflow.ComponentModel; 
    using System.Workflow.ComponentModel.Design;
    using System.Runtime.Serialization; 
    using System.Workflow.ComponentModel.Compiler; 
    using System.ComponentModel.Design.Serialization;
    using System.Collections.Specialized; 
    using System.Xml;
    using System.Web.Services.Protocols;
    using System.Windows.Forms.Design;
    using System.Security.Permissions; 
    using System.Workflow.Activities.Common;
 
    #region Class InvokeWebServiceToolboxItem 
    [Serializable]
    internal sealed class InvokeWebServiceToolboxItem: ActivityToolboxItem 
    {
        public InvokeWebServiceToolboxItem(Type type)
            : base(type)
        { 

        } 
 
        private InvokeWebServiceToolboxItem(SerializationInfo info, StreamingContext context)
        { 
            base.Deserialize(info, context);
        }

        public override IComponent[] CreateComponentsWithUI(IDesignerHost host) 
        {
            Uri url = null; 
            Type proxyClass = null; 
            IExtendedUIService extUIService = host.GetService(typeof(IExtendedUIService)) as IExtendedUIService;
            if (extUIService != null) 
                extUIService.AddWebReference(out url, out proxyClass);

            IComponent[] components = base.CreateComponentsWithUI(host);
            if (components.GetLength(0) > 0) 
            {
                InvokeWebServiceActivity webService = components[0] as InvokeWebServiceActivity; 
                if (webService != null) 
                    webService.ProxyClass = proxyClass;
            } 

            return components;
        }
    } 
    #endregion
 
    #region Class InvokeWebServiceDesigner 
    [ActivityDesignerTheme(typeof(InvokeWebServiceDesignerTheme))]
    internal sealed class InvokeWebServiceDesigner: ActivityDesigner 
    {
        #region Members, Constructor and Destructor
        private string url = null;
 
        #endregion
 
        #region Properties and Methods 
        protected override void PreFilterProperties(IDictionary properties)
        { 
            base.PreFilterProperties(properties);
            if (properties["URL"] == null)
                properties["URL"] = new WebServiceUrlPropertyDescriptor(Activity.Site, TypeDescriptor.CreateProperty(this.GetType(), "URL", typeof(string), DesignOnlyAttribute.Yes, MergablePropertyAttribute.No));
 
            //
 
            ITypeProvider typeProvider = (ITypeProvider)GetService(typeof(ITypeProvider)); 
            if (typeProvider == null)
                throw new InvalidOperationException(SR.GetString(SR.General_MissingService, typeof(ITypeProvider).FullName)); 

            InvokeWebServiceActivity invokeWebService = Activity as InvokeWebServiceActivity;
            invokeWebService.GetParameterPropertyDescriptors(properties);
        } 

        [SRCategory(SR.Activity)] 
        [SRDescription(SR.URLDescr)] 
        [Editor(typeof(WebServicePickerEditor), typeof(UITypeEditor))]
        [RefreshProperties(RefreshProperties.All)] 
        public string URL
        {
            get
            { 
                if (this.url == null)
                { 
                    InvokeWebServiceActivity invokeWebServiceDecl = Activity as InvokeWebServiceActivity; 
                    IExtendedUIService extUIService = (IExtendedUIService)Activity.Site.GetService(typeof(IExtendedUIService));
                    if (extUIService != null && invokeWebServiceDecl.ProxyClass != null) 
                    {
                        Uri uri = extUIService.GetUrlForProxyClass(invokeWebServiceDecl.ProxyClass);
                        this.url = (uri != null) ? uri.ToString() : string.Empty;
                    } 
                }
 
                return this.url; 
            }
            set 
            {
                if (this.url != value)
                {
                    this.url = value; 

                    IExtendedUIService extUIService = (IExtendedUIService)Activity.Site.GetService(typeof(IExtendedUIService)); 
                    if (extUIService == null) 
                        throw new InvalidOperationException(SR.GetString(SR.General_MissingService, typeof(IExtendedUIService).FullName));
 
                    //Create the designer transaction
                    DesignerTransaction trans = null;
                    IDesignerHost host = Activity.Site.GetService(typeof(IDesignerHost)) as IDesignerHost;
                    if (host != null) 
                        trans = host.CreateTransaction(SR.GetString(SR.ChangingVariable));
                    try 
                    { 
                        PropertyDescriptorUtils.SetPropertyValue(Activity.Site, TypeDescriptor.GetProperties(Activity)["ProxyClass"], Activity, string.IsNullOrEmpty(this.url) ? null : extUIService.GetProxyClassForUrl(new Uri(this.url)));
                        if (trans != null) 
                            trans.Commit();
                    }
                    finally
                    { 
                        if (trans != null)
                            ((IDisposable)trans).Dispose(); 
                    } 
                }
            } 
        }

        protected override void OnActivityChanged(ActivityChangedEventArgs e)
        { 
            base.OnActivityChanged(e);
 
            if (e.Member != null) 
            {
                if (e.Member.Name == "ProxyClass") 
                {
                    if (Activity.Site != null)
                    {
                        InvokeWebServiceActivity invokeWebServiceDecl = e.Activity as InvokeWebServiceActivity; 
                        PropertyDescriptorUtils.SetPropertyValue(Activity.Site, TypeDescriptor.GetProperties(Activity)["MethodName"], Activity, String.Empty);
 
                        IExtendedUIService extUIService = (IExtendedUIService)Activity.Site.GetService(typeof(IExtendedUIService)); 
                        if (extUIService == null)
                            throw new Exception(SR.GetString(SR.General_MissingService, typeof(IExtendedUIService).FullName)); 

                        if (invokeWebServiceDecl.ProxyClass == null)
                        {
                            this.url = null; 
                        }
                        else 
                        { 
                            Uri uri = extUIService.GetUrlForProxyClass(invokeWebServiceDecl.ProxyClass);
                            this.url = (uri != null) ? uri.ToString() : string.Empty; 
                        }
                    }
                }
 
                if ((e.Member.Name == "MethodName" || e.Member.Name == "TargetWorkflow")
                    && e.Activity is InvokeWebServiceActivity) 
                    (e.Activity as InvokeWebServiceActivity).ParameterBindings.Clear(); 

                if (e.Member.Name == "ProxyClass" || e.Member.Name == "MethodName") 
                    TypeDescriptor.Refresh(e.Activity);
            }
        }
        #endregion 
    }
    #endregion 
 
    #region InvokeWebServiceDesignerTheme
    internal sealed class InvokeWebServiceDesignerTheme : ActivityDesignerTheme 
    {
        public InvokeWebServiceDesignerTheme(WorkflowTheme theme)
            : base(theme)
        { 
            this.ForeColor = Color.FromArgb(0xFF, 0x00, 0x00, 0x00);
            this.BorderColor = Color.FromArgb(0xFF, 0x94, 0xB6, 0xF7); 
            this.BorderStyle = DashStyle.Solid; 
            this.BackColorStart = Color.FromArgb(0xFF, 0xFF, 0xFF, 0xFF);
            this.BackColorEnd = Color.FromArgb(0xFF, 0xA5, 0xC3, 0xF7); 
            this.BackgroundStyle = LinearGradientMode.Horizontal;
        }
    }
    #endregion 

    #region Class WebServiceUrlPropertyDescriptor 
    internal sealed class WebServiceUrlPropertyDescriptor : DynamicPropertyDescriptor 
    {
        internal WebServiceUrlPropertyDescriptor(IServiceProvider serviceProvider, PropertyDescriptor pd) 
            : base(serviceProvider, pd)
        {
        }
 
        public override bool IsReadOnly
        { 
            get 
            {
                return true; 
            }
        }
    }
    #endregion 

    [PermissionSetAttribute(SecurityAction.LinkDemand, Name = "FullTrust")] 
    internal sealed class WebServicePickerEditor : UITypeEditor 
    {
        private IWindowsFormsEditorService editorService; 
        public WebServicePickerEditor()
        {
        }
 
        public override object EditValue(ITypeDescriptorContext typeDescriptorContext, IServiceProvider serviceProvider, object o)
        { 
            object returnVal = o; 
            this.editorService = (IWindowsFormsEditorService)serviceProvider.GetService(typeof(IWindowsFormsEditorService));
            IExtendedUIService extUIService = (IExtendedUIService)serviceProvider.GetService(typeof(IExtendedUIService)); 
            if (editorService != null && extUIService != null)
            {
                Uri url = null;
                Type proxyClass = null; 

                if (DialogResult.OK == extUIService.AddWebReference(out url, out proxyClass)) 
                { 
                    returnVal = (url != null) ? url.ToString() : string.Empty;
                    typeDescriptorContext.PropertyDescriptor.SetValue(typeDescriptorContext.Instance, returnVal as string); 
                }
            }
            return returnVal;
        } 

        public override UITypeEditorEditStyle GetEditStyle(ITypeDescriptorContext typeDescriptorContext) 
        { 
            return UITypeEditorEditStyle.Modal;
        } 
    }
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
namespace System.Workflow.Activities 
{
    using System;
    using System.Text;
    using System.Reflection; 
    using System.Collections;
    using System.CodeDom; 
    using System.ComponentModel; 
    using System.ComponentModel.Design;
    using System.Drawing.Design; 
    using System.Drawing;
    using System.Drawing.Drawing2D;
    using System.Windows.Forms;
    using System.Workflow.ComponentModel; 
    using System.Workflow.ComponentModel.Design;
    using System.Runtime.Serialization; 
    using System.Workflow.ComponentModel.Compiler; 
    using System.ComponentModel.Design.Serialization;
    using System.Collections.Specialized; 
    using System.Xml;
    using System.Web.Services.Protocols;
    using System.Windows.Forms.Design;
    using System.Security.Permissions; 
    using System.Workflow.Activities.Common;
 
    #region Class InvokeWebServiceToolboxItem 
    [Serializable]
    internal sealed class InvokeWebServiceToolboxItem: ActivityToolboxItem 
    {
        public InvokeWebServiceToolboxItem(Type type)
            : base(type)
        { 

        } 
 
        private InvokeWebServiceToolboxItem(SerializationInfo info, StreamingContext context)
        { 
            base.Deserialize(info, context);
        }

        public override IComponent[] CreateComponentsWithUI(IDesignerHost host) 
        {
            Uri url = null; 
            Type proxyClass = null; 
            IExtendedUIService extUIService = host.GetService(typeof(IExtendedUIService)) as IExtendedUIService;
            if (extUIService != null) 
                extUIService.AddWebReference(out url, out proxyClass);

            IComponent[] components = base.CreateComponentsWithUI(host);
            if (components.GetLength(0) > 0) 
            {
                InvokeWebServiceActivity webService = components[0] as InvokeWebServiceActivity; 
                if (webService != null) 
                    webService.ProxyClass = proxyClass;
            } 

            return components;
        }
    } 
    #endregion
 
    #region Class InvokeWebServiceDesigner 
    [ActivityDesignerTheme(typeof(InvokeWebServiceDesignerTheme))]
    internal sealed class InvokeWebServiceDesigner: ActivityDesigner 
    {
        #region Members, Constructor and Destructor
        private string url = null;
 
        #endregion
 
        #region Properties and Methods 
        protected override void PreFilterProperties(IDictionary properties)
        { 
            base.PreFilterProperties(properties);
            if (properties["URL"] == null)
                properties["URL"] = new WebServiceUrlPropertyDescriptor(Activity.Site, TypeDescriptor.CreateProperty(this.GetType(), "URL", typeof(string), DesignOnlyAttribute.Yes, MergablePropertyAttribute.No));
 
            //
 
            ITypeProvider typeProvider = (ITypeProvider)GetService(typeof(ITypeProvider)); 
            if (typeProvider == null)
                throw new InvalidOperationException(SR.GetString(SR.General_MissingService, typeof(ITypeProvider).FullName)); 

            InvokeWebServiceActivity invokeWebService = Activity as InvokeWebServiceActivity;
            invokeWebService.GetParameterPropertyDescriptors(properties);
        } 

        [SRCategory(SR.Activity)] 
        [SRDescription(SR.URLDescr)] 
        [Editor(typeof(WebServicePickerEditor), typeof(UITypeEditor))]
        [RefreshProperties(RefreshProperties.All)] 
        public string URL
        {
            get
            { 
                if (this.url == null)
                { 
                    InvokeWebServiceActivity invokeWebServiceDecl = Activity as InvokeWebServiceActivity; 
                    IExtendedUIService extUIService = (IExtendedUIService)Activity.Site.GetService(typeof(IExtendedUIService));
                    if (extUIService != null && invokeWebServiceDecl.ProxyClass != null) 
                    {
                        Uri uri = extUIService.GetUrlForProxyClass(invokeWebServiceDecl.ProxyClass);
                        this.url = (uri != null) ? uri.ToString() : string.Empty;
                    } 
                }
 
                return this.url; 
            }
            set 
            {
                if (this.url != value)
                {
                    this.url = value; 

                    IExtendedUIService extUIService = (IExtendedUIService)Activity.Site.GetService(typeof(IExtendedUIService)); 
                    if (extUIService == null) 
                        throw new InvalidOperationException(SR.GetString(SR.General_MissingService, typeof(IExtendedUIService).FullName));
 
                    //Create the designer transaction
                    DesignerTransaction trans = null;
                    IDesignerHost host = Activity.Site.GetService(typeof(IDesignerHost)) as IDesignerHost;
                    if (host != null) 
                        trans = host.CreateTransaction(SR.GetString(SR.ChangingVariable));
                    try 
                    { 
                        PropertyDescriptorUtils.SetPropertyValue(Activity.Site, TypeDescriptor.GetProperties(Activity)["ProxyClass"], Activity, string.IsNullOrEmpty(this.url) ? null : extUIService.GetProxyClassForUrl(new Uri(this.url)));
                        if (trans != null) 
                            trans.Commit();
                    }
                    finally
                    { 
                        if (trans != null)
                            ((IDisposable)trans).Dispose(); 
                    } 
                }
            } 
        }

        protected override void OnActivityChanged(ActivityChangedEventArgs e)
        { 
            base.OnActivityChanged(e);
 
            if (e.Member != null) 
            {
                if (e.Member.Name == "ProxyClass") 
                {
                    if (Activity.Site != null)
                    {
                        InvokeWebServiceActivity invokeWebServiceDecl = e.Activity as InvokeWebServiceActivity; 
                        PropertyDescriptorUtils.SetPropertyValue(Activity.Site, TypeDescriptor.GetProperties(Activity)["MethodName"], Activity, String.Empty);
 
                        IExtendedUIService extUIService = (IExtendedUIService)Activity.Site.GetService(typeof(IExtendedUIService)); 
                        if (extUIService == null)
                            throw new Exception(SR.GetString(SR.General_MissingService, typeof(IExtendedUIService).FullName)); 

                        if (invokeWebServiceDecl.ProxyClass == null)
                        {
                            this.url = null; 
                        }
                        else 
                        { 
                            Uri uri = extUIService.GetUrlForProxyClass(invokeWebServiceDecl.ProxyClass);
                            this.url = (uri != null) ? uri.ToString() : string.Empty; 
                        }
                    }
                }
 
                if ((e.Member.Name == "MethodName" || e.Member.Name == "TargetWorkflow")
                    && e.Activity is InvokeWebServiceActivity) 
                    (e.Activity as InvokeWebServiceActivity).ParameterBindings.Clear(); 

                if (e.Member.Name == "ProxyClass" || e.Member.Name == "MethodName") 
                    TypeDescriptor.Refresh(e.Activity);
            }
        }
        #endregion 
    }
    #endregion 
 
    #region InvokeWebServiceDesignerTheme
    internal sealed class InvokeWebServiceDesignerTheme : ActivityDesignerTheme 
    {
        public InvokeWebServiceDesignerTheme(WorkflowTheme theme)
            : base(theme)
        { 
            this.ForeColor = Color.FromArgb(0xFF, 0x00, 0x00, 0x00);
            this.BorderColor = Color.FromArgb(0xFF, 0x94, 0xB6, 0xF7); 
            this.BorderStyle = DashStyle.Solid; 
            this.BackColorStart = Color.FromArgb(0xFF, 0xFF, 0xFF, 0xFF);
            this.BackColorEnd = Color.FromArgb(0xFF, 0xA5, 0xC3, 0xF7); 
            this.BackgroundStyle = LinearGradientMode.Horizontal;
        }
    }
    #endregion 

    #region Class WebServiceUrlPropertyDescriptor 
    internal sealed class WebServiceUrlPropertyDescriptor : DynamicPropertyDescriptor 
    {
        internal WebServiceUrlPropertyDescriptor(IServiceProvider serviceProvider, PropertyDescriptor pd) 
            : base(serviceProvider, pd)
        {
        }
 
        public override bool IsReadOnly
        { 
            get 
            {
                return true; 
            }
        }
    }
    #endregion 

    [PermissionSetAttribute(SecurityAction.LinkDemand, Name = "FullTrust")] 
    internal sealed class WebServicePickerEditor : UITypeEditor 
    {
        private IWindowsFormsEditorService editorService; 
        public WebServicePickerEditor()
        {
        }
 
        public override object EditValue(ITypeDescriptorContext typeDescriptorContext, IServiceProvider serviceProvider, object o)
        { 
            object returnVal = o; 
            this.editorService = (IWindowsFormsEditorService)serviceProvider.GetService(typeof(IWindowsFormsEditorService));
            IExtendedUIService extUIService = (IExtendedUIService)serviceProvider.GetService(typeof(IExtendedUIService)); 
            if (editorService != null && extUIService != null)
            {
                Uri url = null;
                Type proxyClass = null; 

                if (DialogResult.OK == extUIService.AddWebReference(out url, out proxyClass)) 
                { 
                    returnVal = (url != null) ? url.ToString() : string.Empty;
                    typeDescriptorContext.PropertyDescriptor.SetValue(typeDescriptorContext.Instance, returnVal as string); 
                }
            }
            return returnVal;
        } 

        public override UITypeEditorEditStyle GetEditStyle(ITypeDescriptorContext typeDescriptorContext) 
        { 
            return UITypeEditorEditStyle.Modal;
        } 
    }
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
                        

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