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SF4524LogeshKumarSF4524LogeshKumar
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966016: Sample on How to Dynamically enable or disable Text Selection
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‎How to/Dynamically enable or disable Text Selection/EnableDisableTextSelection/EnableDisableTextSelection.sln

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Microsoft Visual Studio Solution File, Format Version 12.00
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# Visual Studio Version 17
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VisualStudioVersion = 17.10.34607.79
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MinimumVisualStudioVersion = 10.0.40219.1
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "EnableDisableTextSelection", "EnableDisableTextSelection\EnableDisableTextSelection.csproj", "{6E05C26E-679E-47C4-9578-69DA8C51ABCD}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|Any CPU = Debug|Any CPU
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Release|Any CPU = Release|Any CPU
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EndGlobalSection
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GlobalSection(ProjectConfigurationPlatforms) = postSolution
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{6E05C26E-679E-47C4-9578-69DA8C51ABCD}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{6E05C26E-679E-47C4-9578-69DA8C51ABCD}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{6E05C26E-679E-47C4-9578-69DA8C51ABCD}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{6E05C26E-679E-47C4-9578-69DA8C51ABCD}.Release|Any CPU.Build.0 = Release|Any CPU
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EndGlobalSection
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GlobalSection(SolutionProperties) = preSolution
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HideSolutionNode = FALSE
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EndGlobalSection
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GlobalSection(ExtensibilityGlobals) = postSolution
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SolutionGuid = {31245B35-82FC-4C3B-A888-4730D0AD8EE0}
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EndGlobalSection
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EndGlobal

‎How to/Dynamically enable or disable Text Selection/EnableDisableTextSelection/EnableDisableTextSelection/EnableDisableTextSelection.csproj

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<Project Sdk="Microsoft.NET.Sdk.Web">
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<PropertyGroup>
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<TargetFramework>net8.0</TargetFramework>
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<Nullable>enable</Nullable>
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<ImplicitUsings>enable</ImplicitUsings>
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</PropertyGroup>
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<ItemGroup>
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<PackageReference Include="Syncfusion.EJ2.AspNet.Core" Version="*" />
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<PackageReference Include="Syncfusion.EJ2.PdfViewer.AspNet.Core" Version="*" />
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</ItemGroup>
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</Project>

‎How to/Dynamically enable or disable Text Selection/EnableDisableTextSelection/EnableDisableTextSelection/EnableDisableTextSelection.csproj.user

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<?xml version="1.0" encoding="utf-8"?>
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<Project ToolsVersion="Current" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<PropertyGroup>
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<ActiveDebugProfile>IIS Express</ActiveDebugProfile>
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</PropertyGroup>
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
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<DebuggerFlavor>ProjectDebugger</DebuggerFlavor>
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</PropertyGroup>
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</Project>

‎How to/Dynamically enable or disable Text Selection/EnableDisableTextSelection/EnableDisableTextSelection/Pages/Error.cshtml

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@page
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@model ErrorModel
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@{
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ViewData["Title"] = "Error";
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}
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<h1 class="text-danger">Error.</h1>
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<h2 class="text-danger">An error occurred while processing your request.</h2>
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@if (Model.ShowRequestId)
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{
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<p>
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<strong>Request ID:</strong> <code>@Model.RequestId</code>
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</p>
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}
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<h3>Development Mode</h3>
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<p>
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Swapping to the <strong>Development</strong> environment displays detailed information about the error that occurred.
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</p>
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<p>
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<strong>The Development environment shouldn't be enabled for deployed applications.</strong>
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It can result in displaying sensitive information from exceptions to end users.
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For local debugging, enable the <strong>Development</strong> environment by setting the <strong>ASPNETCORE_ENVIRONMENT</strong> environment variable to <strong>Development</strong>
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and restarting the app.
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</p>

‎How to/Dynamically enable or disable Text Selection/EnableDisableTextSelection/EnableDisableTextSelection/Pages/Error.cshtml.cs

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using Microsoft.AspNetCore.Mvc;
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using Microsoft.AspNetCore.Mvc.RazorPages;
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using System.Diagnostics;
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namespace PDFViewerSample.Pages
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{
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[ResponseCache(Duration = 0, Location = ResponseCacheLocation.None, NoStore = true)]
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[IgnoreAntiforgeryToken]
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public class ErrorModel : PageModel
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{
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public string? RequestId { get; set; }
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public bool ShowRequestId => !string.IsNullOrEmpty(RequestId);
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private readonly ILogger<ErrorModel> _logger;
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public ErrorModel(ILogger<ErrorModel> logger)
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{
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_logger = logger;
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}
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public void OnGet()
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{
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RequestId = Activity.Current?.Id ?? HttpContext.TraceIdentifier;
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}
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}
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}

‎How to/Dynamically enable or disable Text Selection/EnableDisableTextSelection/EnableDisableTextSelection/Pages/Index.cshtml

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@page "{handler?}"
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@model IndexModel
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@{
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ViewData["Title"] = "Home page";
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}
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<div class="text-center">
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<button onclick="enableTextSelection()">Enable Text Selection</button>
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<button onclick="disableTextSelection()">Disable Text Selection</button>
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<ejs-pdfviewer id="pdfviewer" style="height:600px" resourceUrl="https://cdn.syncfusion.com/ej2/30.1.37/dist/ej2-pdfviewer-lib" documentPath="https://cdn.syncfusion.com/content/pdf/pdf-succinctly.pdf" enableTextSelection="false">
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</ejs-pdfviewer>
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</div>
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<script type="text/javascript">
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// You can dynamically toggle text selection with JavaScript
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function enableTextSelection() {
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var viewer = document.getElementById('pdfviewer').ej2_instances[0];
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viewer.enableTextSelection = true;
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}
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function disableTextSelection() {
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var viewer = document.getElementById('pdfviewer').ej2_instances[0];
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viewer.enableTextSelection = false;
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}
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</script>

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