355 lines
14 KiB
C#
355 lines
14 KiB
C#
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//------------------------------------------------------------------------------
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// <copyright file="WmlControlAdapter.cs" company="Microsoft">
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// Copyright (c) Microsoft Corporation. All rights reserved.
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// </copyright>
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//------------------------------------------------------------------------------
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using System;
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using System.Collections;
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using System.Diagnostics;
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using System.Web.UI.MobileControls;
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using System.Web.UI.MobileControls.Adapters;
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using System.Web.Security;
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using System.Text;
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using System.Security.Permissions;
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#if COMPILING_FOR_SHIPPED_SOURCE
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namespace System.Web.UI.MobileControls.ShippedAdapterSource
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#else
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namespace System.Web.UI.MobileControls.Adapters
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#endif
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{
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/*
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* WmlControlAdapter base class contains wml specific methods.
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*
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* Copyright (c) 2000 Microsoft Corporation
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*/
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/// <include file='doc\WmlControlAdapter.uex' path='docs/doc[@for="WmlControlAdapter"]/*' />
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[AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)]
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[AspNetHostingPermission(SecurityAction.InheritanceDemand, Level=AspNetHostingPermissionLevel.Minimal)]
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[Obsolete("The System.Web.Mobile.dll assembly has been deprecated and should no longer be used. For information about how to develop ASP.NET mobile applications, see http://go.microsoft.com/fwlink/?LinkId=157231.")]
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public class WmlControlAdapter : System.Web.UI.MobileControls.Adapters.ControlAdapter
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{
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/// <include file='doc\WmlControlAdapter.uex' path='docs/doc[@for="WmlControlAdapter.PageAdapter"]/*' />
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protected WmlPageAdapter PageAdapter
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{
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get
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{
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return ((WmlPageAdapter)Page.Adapter);
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}
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}
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/// <include file='doc\WmlControlAdapter.uex' path='docs/doc[@for="WmlControlAdapter.FormAdapter"]/*' />
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protected WmlFormAdapter FormAdapter
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{
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get
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{
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return (WmlFormAdapter)Control.Form.Adapter;
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}
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}
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/// <include file='doc\WmlControlAdapter.uex' path='docs/doc[@for="WmlControlAdapter.Render"]/*' />
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public override void Render(HtmlTextWriter writer)
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{
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Render((WmlMobileTextWriter)writer);
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}
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/// <include file='doc\WmlControlAdapter.uex' path='docs/doc[@for="WmlControlAdapter.Render1"]/*' />
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public virtual void Render(WmlMobileTextWriter writer)
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{
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RenderChildren(writer);
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}
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/// <include file='doc\WmlControlAdapter.uex' path='docs/doc[@for="WmlControlAdapter.RenderLink"]/*' />
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protected void RenderLink(WmlMobileTextWriter writer,
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String targetUrl,
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String softkeyLabel,
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bool implicitSoftkeyLabel,
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bool mapToSoftkey,
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String text,
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bool breakAfter)
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{
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RenderBeginLink(writer, targetUrl, softkeyLabel, implicitSoftkeyLabel, mapToSoftkey);
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writer.RenderText(text);
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RenderEndLink(writer, targetUrl, breakAfter);
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}
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/// <include file='doc\WmlControlAdapter.uex' path='docs/doc[@for="WmlControlAdapter.RenderBeginLink"]/*' />
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protected void RenderBeginLink(WmlMobileTextWriter writer,
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String targetUrl,
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String softkeyLabel,
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bool implicitSoftkeyLabel,
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bool mapToSoftkey)
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{
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if (mapToSoftkey && !writer.IsValidSoftkeyLabel(softkeyLabel))
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{
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// If softkey label was specified explicitly, then truncate.
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if (!implicitSoftkeyLabel && softkeyLabel.Length > 0)
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{
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softkeyLabel = softkeyLabel.Substring(0, Device.MaximumSoftkeyLabelLength);
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}
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else
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{
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softkeyLabel = GetDefaultLabel(LinkLabel);
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implicitSoftkeyLabel = true;
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}
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}
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String postback = DeterminePostBack(targetUrl);
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if (postback != null)
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{
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writer.RenderBeginPostBack(softkeyLabel, implicitSoftkeyLabel, mapToSoftkey);
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}
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else
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{
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String prefix = Constants.FormIDPrefix;
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if (targetUrl.StartsWith(prefix, StringComparison.Ordinal))
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{
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String formID = targetUrl.Substring(prefix.Length);
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Form form = Control.ResolveFormReference(formID);
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targetUrl = prefix + form.ClientID;
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}
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else
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{
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bool absoluteUrl = ( (targetUrl.StartsWith("http:", StringComparison.Ordinal)) || (targetUrl.StartsWith("https:", StringComparison.Ordinal)) );
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// AUI 3652
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targetUrl = Control.ResolveUrl(targetUrl);
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bool queryStringWritten = targetUrl.IndexOf('?') != -1;
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IDictionary dictionary = PageAdapter.CookielessDataDictionary;
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String formsAuthCookieName = FormsAuthentication.FormsCookieName;
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if((dictionary != null) && (!absoluteUrl) && (Control.MobilePage.Adapter.PersistCookielessData))
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{
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StringBuilder sb = new StringBuilder(targetUrl);
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foreach(String name in dictionary.Keys)
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{
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if(queryStringWritten)
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{
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sb.Append("&");
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}
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else
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{
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sb.Append("?");
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queryStringWritten = true;
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}
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if(name.Equals(formsAuthCookieName) && Device.CanRenderOneventAndPrevElementsTogether )
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{
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sb.Append(name);
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sb.Append("=$(");
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sb.Append(writer.MapClientIDToShortName("__facn",false));
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sb.Append(")");
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}
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else
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{
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sb.Append(name);
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sb.Append("=");
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sb.Append(dictionary[name]);
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}
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}
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targetUrl = sb.ToString();
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}
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}
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writer.RenderBeginHyperlink(targetUrl,
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false,
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softkeyLabel,
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implicitSoftkeyLabel,
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mapToSoftkey);
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}
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}
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/// <include file='doc\WmlControlAdapter.uex' path='docs/doc[@for="WmlControlAdapter.RenderEndLink"]/*' />
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protected void RenderEndLink(WmlMobileTextWriter writer, String targetUrl, bool breakAfter)
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{
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String postback = DeterminePostBack(targetUrl);
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if (postback != null)
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{
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writer.RenderEndPostBack(Control.UniqueID, postback, WmlPostFieldType.Normal, false, breakAfter);
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}
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else
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{
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writer.RenderEndHyperlink(breakAfter);
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}
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}
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/// <include file='doc\WmlControlAdapter.uex' path='docs/doc[@for="WmlControlAdapter.DeterminePostBack"]/*' />
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protected String DeterminePostBack(String target)
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{
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String postback = null;
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String prefix = Constants.FormIDPrefix;
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if (target.StartsWith(prefix, StringComparison.Ordinal)) // link to another form
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{
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String formID = target.Substring(prefix.Length);
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Form form = Control.ResolveFormReference(formID);
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Form thisForm = Control.Form;
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// must postback to forms not rendered in deck (not visible) or links to same form,
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// as long as it's safe to do so.
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if (form == thisForm ||
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!PageAdapter.IsFormRendered(form) ||
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thisForm.HasDeactivateHandler() ||
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form.HasActivateHandler())
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{
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postback = form.UniqueID;
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}
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}
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return postback;
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}
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/// <include file='doc\WmlControlAdapter.uex' path='docs/doc[@for="WmlControlAdapter.RenderSubmitEvent"]/*' />
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protected void RenderSubmitEvent(
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WmlMobileTextWriter writer,
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String softkeyLabel,
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String text,
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bool breakAfter)
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{
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RenderPostBackEvent(writer, null, softkeyLabel, true,
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text, breakAfter, WmlPostFieldType.Submit);
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}
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/// <include file='doc\WmlControlAdapter.uex' path='docs/doc[@for="WmlControlAdapter.RenderPostBackEvent"]/*' />
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protected void RenderPostBackEvent(
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WmlMobileTextWriter writer,
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String argument,
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String softkeyLabel,
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bool mapToSoftkey,
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String text,
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bool breakAfter)
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{
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RenderPostBackEvent(writer, argument, softkeyLabel, mapToSoftkey,
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text, breakAfter, WmlPostFieldType.Normal);
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}
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/// <include file='doc\WmlControlAdapter.uex' path='docs/doc[@for="WmlControlAdapter.RenderPostBackEvent1"]/*' />
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protected void RenderPostBackEvent(
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WmlMobileTextWriter writer,
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String argument,
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String softkeyLabel,
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bool mapToSoftkey,
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String text,
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bool breakAfter,
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WmlPostFieldType postBackType)
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{
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bool implicitSoftkeyLabel = false;
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if (mapToSoftkey)
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{
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if (softkeyLabel == null || softkeyLabel.Length == 0)
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{
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softkeyLabel = text;
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implicitSoftkeyLabel = true;
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}
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if (!writer.IsValidSoftkeyLabel(softkeyLabel))
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{
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// If softkey label was specified explicitly, then truncate.
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if (!implicitSoftkeyLabel && softkeyLabel.Length > 0)
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{
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softkeyLabel = softkeyLabel.Substring(0, Device.MaximumSoftkeyLabelLength);
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}
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else
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{
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softkeyLabel = GetDefaultLabel(GoLabel);
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implicitSoftkeyLabel = true;
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}
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}
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}
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writer.RenderBeginPostBack(softkeyLabel, implicitSoftkeyLabel, mapToSoftkey);
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writer.RenderText(text);
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writer.RenderEndPostBack(Control.UniqueID, argument, postBackType, true, breakAfter);
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}
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/// <include file='doc\WmlControlAdapter.uex' path='docs/doc[@for="WmlControlAdapter.GetPostBackValue"]/*' />
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protected virtual String GetPostBackValue()
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{
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return null;
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}
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internal String GetControlPostBackValue(MobileControl ctl)
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{
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WmlControlAdapter adapter = ctl.Adapter as WmlControlAdapter;
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return adapter != null ? adapter.GetPostBackValue() : null;
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}
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/////////////////////////////////////////////////////////////////////////
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// SECONDARY UI SUPPORT
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/////////////////////////////////////////////////////////////////////////
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internal const int NotSecondaryUIInit = -1; // For initialization of private consts in derived classes.
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/// <include file='doc\WmlControlAdapter.uex' path='docs/doc[@for="WmlControlAdapter.NotSecondaryUI"]/*' />
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protected static readonly int NotSecondaryUI = NotSecondaryUIInit;
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/// <include file='doc\WmlControlAdapter.uex' path='docs/doc[@for="WmlControlAdapter.SecondaryUIMode"]/*' />
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protected int SecondaryUIMode
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{
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get
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{
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if (Control == null || Control.Form == null)
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{
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return NotSecondaryUI;
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}
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else
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{
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return ((WmlFormAdapter)Control.Form.Adapter).GetSecondaryUIMode(Control);
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}
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}
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set
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{
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((WmlFormAdapter)Control.Form.Adapter).SetSecondaryUIMode(Control, value);
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}
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}
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/// <include file='doc\WmlControlAdapter.uex' path='docs/doc[@for="WmlControlAdapter.ExitSecondaryUIMode"]/*' />
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protected void ExitSecondaryUIMode()
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{
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SecondaryUIMode = NotSecondaryUI;
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}
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/// <include file='doc\WmlControlAdapter.uex' path='docs/doc[@for="WmlControlAdapter.LoadAdapterState"]/*' />
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public override void LoadAdapterState(Object state)
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{
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if (state != null)
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{
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SecondaryUIMode = (int)state;
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}
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}
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/// <include file='doc\WmlControlAdapter.uex' path='docs/doc[@for="WmlControlAdapter.SaveAdapterState"]/*' />
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public override Object SaveAdapterState()
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{
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int mode = SecondaryUIMode;
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if (mode != NotSecondaryUI)
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{
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return mode;
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}
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else
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{
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return null;
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}
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}
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}
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}
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