374 lines
15 KiB
C#
374 lines
15 KiB
C#
//------------------------------------------------------------------------------
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// <copyright file="DeviceSpecificDesigner.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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namespace System.Web.UI.Design.MobileControls
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{
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using System;
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using System.Collections;
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using System.ComponentModel;
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using System.ComponentModel.Design;
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using System.Globalization;
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using System.Diagnostics;
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using System.IO;
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using System.Text;
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using System.Web.UI;
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using System.Web.UI.Design;
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using System.Web.UI.Design.MobileControls.Adapters;
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using System.Web.UI.Design.MobileControls.Util;
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using System.Web.UI.MobileControls;
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using System.Windows.Forms;
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[
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System.Security.Permissions.SecurityPermission(System.Security.Permissions.SecurityAction.Demand,
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Flags=System.Security.Permissions.SecurityPermissionFlag.UnmanagedCode)
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]
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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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internal class DeviceSpecificDesigner : MobileTemplatedControlDesigner, IDeviceSpecificDesigner
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{
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internal static BooleanSwitch DeviceSpecificDesignerSwitch =
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new BooleanSwitch("DeviceSpecificDesigner", "Enable DeviceSpecific designer general purpose traces.");
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private DeviceSpecific _ds;
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private bool _isDuplicate;
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private System.Web.UI.MobileControls.Panel _parentContainer;
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internal static readonly String _strictlyFormPanelContainmentErrorMessage =
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SR.GetString(SR.MobileControl_StrictlyFormPanelContainmentErrorMessage);
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private const String _designTimeHTML =
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@"
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<table cellpadding=4 cellspacing=0 width='100%' style='font-family:tahoma;font-size:8pt;color:buttontext;background-color:buttonface;border: solid 1px;border-top-color:buttonhighlight;border-left-color:buttonhighlight;border-bottom-color:buttonshadow;border-right-color:buttonshadow'>
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<tr><td colspan=2><span style='font-weight:bold'>DeviceSpecific</span> - {0}</td></tr>
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<tr><td style='padding-top:0;padding-bottom:0;width:55%;padding-left:10px;font-weight:bold'>Template Device Filter:</td><td style='padding-top:0;padding-bottom:0'>{1}</td></tr>
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<tr><td colspan=2 style='padding-top:4px'>{2}</td></tr>
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</table>
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";
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private const String _duplicateDesignTimeHTML =
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@"
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<table cellpadding=4 cellspacing=0 width='100%' style='font-family:tahoma;font-size:8pt;color:buttontext;background-color:buttonface;border: solid 1px;border-top-color:buttonhighlight;border-left-color:buttonhighlight;border-bottom-color:buttonshadow;border-right-color:buttonshadow'>
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<tr><td colspan=2><span style='font-weight:bold'>DeviceSpecific</span> - {0}</td></tr>
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<tr><td style='padding-top:0;padding-bottom:0;width:55%;padding-left:10px;font-weight:bold'>Template Device Filter:</td><td colspan=2 style='padding-top:0;padding-bottom:0'>{1}</td></tr>
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<tr><td colspan=2 style='padding-top:4px'>{2}</td></tr>
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<tr><td colspan=2>
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<table style='font-size:8pt;color:window;background-color:ButtonShadow'>
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<tr><td valign='top'><img src='{3}'/></td><td>{4}</td></tr>
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</table>
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</td></tr>
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</table>
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";
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private const String _propertyOverridesPropName = "PropertyOverrides";
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private const String _dataBindingsPropName = "DataBindings";
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private const int _headerFooterTemplates = 0;
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private const int _contentTemplate = 0;
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private bool FormDeviceSpecific
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{
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get
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{
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Debug.Assert(_parentContainer != null);
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return _parentContainer is System.Web.UI.MobileControls.Form;
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}
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}
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private static readonly String[] _templateFramesForForm =
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new String [] { Constants.HeaderTemplateTag, Constants.FooterTemplateTag };
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private static readonly String[] _templateFramesForPanel =
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new String [] { Constants.ContentTemplateTag };
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protected override void Dispose(bool disposing)
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{
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if (disposing)
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{
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ParentContainerInvalid();
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}
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base.Dispose(disposing);
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}
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protected override TemplateEditingVerb[] GetCachedTemplateEditingVerbs()
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{
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if (_isDuplicate)
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{
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return null;
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}
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return base.GetCachedTemplateEditingVerbs();
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}
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private void ParentContainerInvalid()
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{
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// MessageBox.Show("ParentContainerInvalid call");
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if (null != _parentContainer && _ds == _parentContainer.DeviceSpecific)
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{
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_parentContainer.DeviceSpecific = null;
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// container's enabled deviceSpecific control is deleted.
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// another disabled deviceSpecific child may need to be enabled.
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foreach (System.Web.UI.Control control in _parentContainer.Controls)
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{
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if (control is DeviceSpecific && control != _ds)
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{
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// found a valid candidate
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DeviceSpecific newDS = (DeviceSpecific) control;
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if (newDS.Site != null)
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{
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IDesignerHost host = (IDesignerHost) newDS.Site.GetService(typeof(IDesignerHost));
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Debug.Assert(host != null, "host is null in DeviceSpecificDesigner");
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IDesigner designer = host.GetDesigner((IComponent) newDS);
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// this designer could be null if the page is disposing the controls (Page.Dispose).
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if (designer != null)
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{
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_parentContainer.DeviceSpecific = newDS;
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DeviceSpecificDesigner dsd = (DeviceSpecificDesigner) designer;
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dsd.TreatAsDuplicate(false);
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break;
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}
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}
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}
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}
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}
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}
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public override void Initialize(IComponent component)
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{
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Debug.Assert(component is System.Web.UI.MobileControls.DeviceSpecific,
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"DeviceSpecificControlDesigner.Initialize - Invalid DeviceSpecific Control");
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_ds = (System.Web.UI.MobileControls.DeviceSpecific) component;
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base.Initialize(component);
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_isDuplicate = false;
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}
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public override DeviceSpecific CurrentDeviceSpecific
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{
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get
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{
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Debug.Assert(null != _ds);
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return _ds;
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}
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}
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protected override String GetDesignTimeNormalHtml()
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{
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String curChoice, message;
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bool _isNonHtmlSchema = false;
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if (null == CurrentChoice)
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{
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curChoice = SR.GetString(SR.DeviceSpecific_PropNotSet);
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message = SR.GetString(SR.DeviceSpecific_DefaultMessage);
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}
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else
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{
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if (CurrentChoice.Filter.Length == 0)
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{
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curChoice = SR.GetString(SR.DeviceFilter_DefaultChoice);
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}
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else
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{
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curChoice = HttpUtility.HtmlEncode(DesignerUtility.ChoiceToUniqueIdentifier(CurrentChoice));
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}
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if (IsHTMLSchema(CurrentChoice))
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{
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message = SR.GetString(SR.DeviceSpecific_TemplateEditingMessage);
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}
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else
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{
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_isNonHtmlSchema = true;
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message = SR.GetString(SR.DeviceSpecific_DefaultMessage);
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}
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}
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if (_isDuplicate || _isNonHtmlSchema)
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{
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return String.Format(CultureInfo.CurrentCulture, _duplicateDesignTimeHTML,
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new Object[]
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{
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_ds.Site.Name,
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curChoice,
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message,
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_isDuplicate ? MobileControlDesigner.errorIcon :
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MobileControlDesigner.infoIcon,
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_isDuplicate ?
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SR.GetString(SR.DeviceSpecific_DuplicateWarningMessage) :
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SR.GetString(SR.MobileControl_NonHtmlSchemaErrorMessage)
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});
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}
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else
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{
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return String.Format(CultureInfo.CurrentCulture, _designTimeHTML, _ds.Site.Name, curChoice, message);
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}
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}
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private bool ValidContainment
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{
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get
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{
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return (ContainmentStatus == ContainmentStatus.InForm ||
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ContainmentStatus == ContainmentStatus.InPanel);
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}
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}
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protected override String GetErrorMessage(out bool infoMode)
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{
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infoMode = false;
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if (!DesignerAdapterUtil.InMobileUserControl(_ds))
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{
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if (DesignerAdapterUtil.InUserControl(_ds))
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{
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infoMode = true;
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return MobileControlDesigner._userControlWarningMessage;
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}
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if (!DesignerAdapterUtil.InMobilePage(_ds))
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{
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return MobileControlDesigner._mobilePageErrorMessage;
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}
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}
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if (!ValidContainment)
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{
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return _strictlyFormPanelContainmentErrorMessage;
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}
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// No error condition, return null;
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return null;
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}
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internal void TreatAsDuplicate(bool isDuplicate)
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{
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if (isDuplicate != _isDuplicate)
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{
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_isDuplicate = isDuplicate;
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SetTemplateVerbsDirty();
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// MessageBox.Show("TreatAsDuplicate: Changing status of " + _ds.Site.Name + " to _isDuplicate=" + _isDuplicate.ToString());
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}
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UpdateDesignTimeHtml();
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}
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public override void OnSetParent()
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{
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// MessageBox.Show("OnSetParent call for _ds.Site.Name=" + _ds.Site.Name + ", _ds.ID=" + _ds.ID);
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base.OnSetParent();
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Debug.Assert(_ds.Parent != null, "_ds.Parent is null");
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if (null != _parentContainer)
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{
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ParentContainerInvalid();
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}
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System.Web.UI.Control parentContainer = _ds.Parent;
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if (parentContainer is System.Web.UI.MobileControls.Panel)
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{
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_parentContainer = (System.Web.UI.MobileControls.Panel) parentContainer;
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_ds.SetOwner(_parentContainer);
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if (null != _parentContainer.DeviceSpecific &&
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0 != String.Compare(_ds.ID, _parentContainer.DeviceSpecific.ID, StringComparison.OrdinalIgnoreCase))
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{
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// the parent container already has a deviceSpecific child.
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// this instance is a duplicate and needs to update its rendering.
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// MessageBox.Show("OnSetParent - this instance is a duplicate");
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TreatAsDuplicate(true);
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// the current valid DeviceSpecific is intentionaly refreshed because
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// if this deviceSpecific instance is recreated via a Undo operation
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// the current valid DeviceSpecific appears as a duplicate if not refreshed.
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IDesignerHost host = (IDesignerHost) GetService(typeof(IDesignerHost));
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Debug.Assert(host != null, "Did not get a valid IDesignerHost reference");
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IDesigner designer = host.GetDesigner((IComponent) _parentContainer.DeviceSpecific);
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Debug.Assert(designer != null, "designer is null in DeviceSpecificDesigner");
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DeviceSpecificDesigner dsd = (DeviceSpecificDesigner) designer;
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dsd.UpdateRendering();
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}
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else
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{
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// MessageBox.Show("OnSetParent - this instance becomes the valid ds");
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_parentContainer.DeviceSpecific = _ds;
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if (_isDuplicate)
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{
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TreatAsDuplicate(false);
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}
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}
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}
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else
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{
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_parentContainer = null;
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}
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// Invalidate the type descriptor so that the PropertyOverrides
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// property browsable status gets updated
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TypeDescriptor.Refresh(Component);
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}
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protected override String[] GetTemplateFrameNames(int index)
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{
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Debug.Assert(index == 0);
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return FormDeviceSpecific ? _templateFramesForForm : _templateFramesForPanel;
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}
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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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PropertyDescriptor prop = (PropertyDescriptor)properties[_propertyOverridesPropName];
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Debug.Assert(prop != null);
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properties[_propertyOverridesPropName] =
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TypeDescriptor.CreateProperty(
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GetType(), prop,
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InTemplateMode || _parentContainer == null? BrowsableAttribute.No : BrowsableAttribute.Yes);
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}
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protected override TemplateEditingVerb[] GetTemplateVerbs()
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{
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TemplateEditingVerb[] templateVerbs = new TemplateEditingVerb[1];
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if (FormDeviceSpecific)
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{
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templateVerbs[0] = new TemplateEditingVerb(
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SR.GetString(SR.TemplateFrame_HeaderFooterTemplates),
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_headerFooterTemplates,
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this);
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}
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else
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{
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templateVerbs[0] = new TemplateEditingVerb(
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SR.GetString(SR.TemplateFrame_ContentTemplate),
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_contentTemplate,
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this);
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}
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return templateVerbs;
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}
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////////////////////////////////////////////////////////////////////////
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// Begin IDeviceSpecificDesigner Implementation
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////////////////////////////////////////////////////////////////////////
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Object IDeviceSpecificDesigner.UnderlyingObject
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{
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get
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{
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return _parentContainer == null ? (Object)_ds : _parentContainer;
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}
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}
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////////////////////////////////////////////////////////////////////////
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// End IDeviceSpecificDesigner Implementation
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////////////////////////////////////////////////////////////////////////
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}
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}
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