105 lines
4.9 KiB
C#
105 lines
4.9 KiB
C#
//------------------------------------------------------------------------------
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// <copyright file="XhtmlBasicCommandAdapter.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.Specialized;
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using System.Security.Permissions;
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using System.Web;
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using System.Web.Mobile;
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using System.Web.UI.MobileControls;
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#if COMPILING_FOR_SHIPPED_SOURCE
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namespace System.Web.UI.MobileControls.ShippedAdapterSource.XhtmlAdapters
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#else
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namespace System.Web.UI.MobileControls.Adapters.XhtmlAdapters
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#endif
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{
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/// <include file='doc\XhtmlBasicCommandAdapter.uex' path='docs/doc[@for="XhtmlCommandAdapter"]/*' />
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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 XhtmlCommandAdapter : XhtmlControlAdapter {
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/// <include file='doc\XhtmlBasicCommandAdapter.uex' path='docs/doc[@for="XhtmlCommandAdapter.Control"]/*' />
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protected new Command Control {
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get {
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return base.Control as Command;
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}
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}
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public override bool LoadPostData(String key, NameValueCollection data, Object controlPrivateData, out bool dataChanged)
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{
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dataChanged = false;
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// HTML input tags of type image postback with the coordinates
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// of the click rather than the name of the control.
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String name = Control.UniqueID;
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String postX = data[name + ".x"];
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String postY = data[name + ".y"];
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if (postX != null && postY != null && postX.Length > 0 && postY.Length > 0)
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{
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// set dataChannged to cause RaisePostDataChangedEvent()
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dataChanged = true;
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return true;
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}
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// For other command control, defer to default logic in control.
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return base.LoadPostData(key, data, controlPrivateData, out dataChanged);
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}
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/// <include file='doc\XhtmlBasicCommandAdapter.uex' path='docs/doc[@for="XhtmlCommandAdapter.Render"]/*' />
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public override void Render(XhtmlMobileTextWriter writer) {
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// Note: Since XHTML Basic and MP do not include the script element, we ignore the
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// Format==Link attribute as in CHTML.
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ConditionalClearPendingBreak(writer);
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string imageUrl = Control.ImageUrl;
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if (imageUrl != null &&
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imageUrl.Length > 0 &&
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Device.SupportsImageSubmit) {
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RenderAsInputTypeImage(writer);
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}
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else {
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RenderAsInputTypeSubmit(writer);
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}
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}
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private void RenderAsInputTypeImage(XhtmlMobileTextWriter writer) {
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ConditionalEnterStyle(writer, Style);
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writer.WriteBeginTag("input");
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writer.WriteAttribute("type", "image");
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writer.WriteAttribute("name", Control.UniqueID);
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writer.WriteAttribute("src", Control.ResolveUrl(Control.ImageUrl), true);
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writer.WriteAttribute("alt", Control.Text, true);
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ConditionalRenderClassAttribute(writer);
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ConditionalRenderCustomAttribute(writer, XhtmlConstants.AccessKeyCustomAttribute);
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writer.Write("/>");
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// ConditionalSetPendingBreak should always be called *before* ConditionalExitStyle.
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// ConditionalExitStyle may render a block element and clear the pending break.
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ConditionalSetPendingBreakAfterInline(writer);
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ConditionalExitStyle(writer, Style);
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}
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private void RenderAsInputTypeSubmit(XhtmlMobileTextWriter writer){
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ConditionalEnterStyle(writer, Style);
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writer.WriteBeginTag("input");
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writer.WriteAttribute("type", "submit");
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writer.WriteAttribute("name", Control.UniqueID);
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writer.WriteAttribute("value", Control.Text, true);
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ConditionalRenderClassAttribute(writer);
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ConditionalRenderCustomAttribute(writer, XhtmlConstants.AccessKeyCustomAttribute);
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writer.Write("/>");
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// ConditionalSetPendingBreak should always be called *before* ConditionalExitStyle.
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// ConditionalExitStyle may render a block element and clear the pending break.
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ConditionalSetPendingBreakAfterInline(writer);
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ConditionalPopPhysicalCssClass(writer);
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ConditionalExitStyle(writer, Style);
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}
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}
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}
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