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[FileExplorer] Add PDF Thumbnail Provider for Windows Explorer (#13058)
* Add PdfPreviewHandler to build dependency of runner * PDF Thumbnail Provider * Remove using brackets * Pdf Thumbnail - Settings and Unit Tests * Removed resx * Add PDF Thumbnail Provider binary * Install Pdf Thumbnail Provider * Fix pagee spelling error. * Update Windows dependency to version 10.0.18362.0 because that is the minimal required version of the PowerToys. * Add Pdf Preview Handler and Pdf Thumbnail Provider
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96 changes: 96 additions & 0 deletions
96
src/modules/previewpane/PdfThumbnailProvider/PdfThumbnailProvider.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,96 @@ | ||
| // Copyright (c) Microsoft Corporation | ||
| // The Microsoft Corporation licenses this file to you under the MIT license. | ||
| // See the LICENSE file in the project root for more information. | ||
| using System; | ||
| using System.Drawing; | ||
| using System.IO; | ||
| using System.Runtime.InteropServices; | ||
| using System.Runtime.InteropServices.ComTypes; | ||
| using Common.ComInterlop; | ||
| using Common.Utilities; | ||
| using Windows.Data.Pdf; | ||
| using Windows.Storage.Streams; | ||
|
|
||
| namespace Microsoft.PowerToys.ThumbnailHandler.Pdf | ||
| { | ||
| /// <summary> | ||
| /// PDF Thumbnail Provider. | ||
| /// </summary> | ||
| [Guid("BCC13D15-9720-4CC4-8371-EA74A274741E")] | ||
| [ClassInterface(ClassInterfaceType.None)] | ||
| [ComVisible(true)] | ||
| public class PdfThumbnailProvider : IInitializeWithStream, IThumbnailProvider | ||
| { | ||
| /// <summary> | ||
| /// Gets the stream object to access file. | ||
| /// </summary> | ||
| public IStream Stream { get; private set; } | ||
|
|
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| /// <summary> | ||
| /// The maximum dimension (width or height) thumbnail we will generate. | ||
| /// </summary> | ||
| private const uint MaxThumbnailSize = 10000; | ||
|
|
||
| /// <inheritdoc/> | ||
| public void Initialize(IStream pstream, uint grfMode) | ||
| { | ||
| // Ignore the grfMode always use read mode to access the file. | ||
| this.Stream = pstream; | ||
| } | ||
|
|
||
| /// <inheritdoc/> | ||
| public void GetThumbnail(uint cx, out IntPtr phbmp, out WTS_ALPHATYPE pdwAlpha) | ||
| { | ||
| phbmp = IntPtr.Zero; | ||
| pdwAlpha = WTS_ALPHATYPE.WTSAT_UNKNOWN; | ||
|
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| if (cx == 0 || cx > MaxThumbnailSize) | ||
| { | ||
| return; | ||
| } | ||
|
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| using var dataStream = new ReadonlyStream(this.Stream as IStream); | ||
| using var memStream = new MemoryStream(); | ||
|
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| dataStream.CopyTo(memStream); | ||
| memStream.Position = 0; | ||
|
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| // AsRandomAccessStream() extension method from System.Runtime.WindowsRuntime | ||
| var pdf = PdfDocument.LoadFromStreamAsync(memStream.AsRandomAccessStream()).GetAwaiter().GetResult(); | ||
|
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| if (pdf.PageCount > 0) | ||
| { | ||
| using var page = pdf.GetPage(0); | ||
|
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| var image = PageToImage(page, cx); | ||
|
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| using Bitmap thumbnail = new Bitmap(image); | ||
|
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| phbmp = thumbnail.GetHbitmap(); | ||
| pdwAlpha = WTS_ALPHATYPE.WTSAT_RGB; | ||
| } | ||
| } | ||
|
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| /// <summary> | ||
| /// Transform the PdfPage to an Image. | ||
| /// </summary> | ||
| /// <param name="page">The page to transform to an Image.</param> | ||
| /// <param name="height">The height of the page.</param> | ||
| /// <returns>An object of type <see cref="Image"/></returns> | ||
| private static Image PageToImage(PdfPage page, uint height) | ||
| { | ||
| Image imageOfPage; | ||
|
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| using var stream = new InMemoryRandomAccessStream(); | ||
|
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| page.RenderToStreamAsync(stream, new PdfPageRenderOptions() | ||
| { | ||
| DestinationHeight = height, | ||
| }).GetAwaiter().GetResult(); | ||
|
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| imageOfPage = Image.FromStream(stream.AsStream()); | ||
|
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| return imageOfPage; | ||
| } | ||
| } | ||
| } |
71 changes: 71 additions & 0 deletions
71
src/modules/previewpane/PdfThumbnailProvider/PdfThumbnailProvider.csproj
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,71 @@ | ||
| <Project Sdk="Microsoft.NET.Sdk.WindowsDesktop"> | ||
| <PropertyGroup> | ||
| <Platforms>x64</Platforms> | ||
| <UseWindowsForms>true</UseWindowsForms> | ||
| <ProjectGuid>{11491FD8-F921-48BF-880C-7FEA185B80A1}</ProjectGuid> | ||
| <RootNamespace>Microsoft.PowerToys.ThumbnailHandler.Pdf</RootNamespace> | ||
| <AssemblyName>PdfThumbnailProvider</AssemblyName> | ||
| <AssemblyTitle>PdfThumbnailProvider</AssemblyTitle> | ||
| <AssemblyDescription>PowerToys PdfPreviewHandler</AssemblyDescription> | ||
| <AssemblyCompany>Microsoft Corporation</AssemblyCompany> | ||
| <AssemblyCopyright>Copyright (C) 2020 Microsoft Corporation</AssemblyCopyright> | ||
| <AssemblyProduct>PowerToys</AssemblyProduct> | ||
| <TargetFramework>netcoreapp3.1</TargetFramework> | ||
| <EnableComHosting>true</EnableComHosting> | ||
| <AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects> | ||
| <Company>Microsoft Corporation</Company> | ||
| <Product>PowerToys</Product> | ||
| <NeutralLanguage>en-US</NeutralLanguage> | ||
| <Description>PowerToys PdfPreviewHandler</Description> | ||
| <Copyright>Copyright (C) 2020 Microsoft Corporation</Copyright> | ||
| <OutputPath>$(SolutionDir)$(Platform)\$(Configuration)\modules\FileExplorerPreview\</OutputPath> | ||
| <TreatWarningsAsErrors>true</TreatWarningsAsErrors> | ||
| <AppendTargetFrameworkToOutputPath>false</AppendTargetFrameworkToOutputPath> | ||
| <AppendRuntimeIdentifierToOutputPath>false</AppendRuntimeIdentifierToOutputPath> | ||
| <CopyLocalLockFileAssemblies>true</CopyLocalLockFileAssemblies> | ||
| </PropertyGroup> | ||
|
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| <Import Project="..\..\..\Version.props" /> | ||
|
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| <ItemGroup> | ||
| <PackageReference Include="Microsoft.CodeAnalysis.FxCopAnalyzers" Version="3.3.0"> | ||
| <PrivateAssets>all</PrivateAssets> | ||
| </PackageReference> | ||
| <PackageReference Include="Microsoft.CodeAnalysis.VersionCheckAnalyzer" Version="3.3.0"> | ||
| <PrivateAssets>all</PrivateAssets> | ||
| </PackageReference> | ||
| <PackageReference Include="Microsoft.CodeQuality.Analyzers" Version="3.3.0"> | ||
| <PrivateAssets>all</PrivateAssets> | ||
| </PackageReference> | ||
| <PackageReference Include="Microsoft.NetCore.Analyzers" Version="3.3.0"> | ||
| <PrivateAssets>all</PrivateAssets> | ||
| </PackageReference> | ||
| <PackageReference Include="Microsoft.NetFramework.Analyzers" Version="3.3.0"> | ||
| <PrivateAssets>all</PrivateAssets> | ||
| </PackageReference> | ||
| <PackageReference Include="StyleCop.Analyzers" Version="1.1.118"> | ||
| <PrivateAssets>all</PrivateAssets> | ||
| </PackageReference> | ||
| <PackageReference Include="System.Runtime.WindowsRuntime" Version="4.7.0" /> | ||
| </ItemGroup> | ||
| <ItemGroup> | ||
| <Compile Include="..\..\..\codeAnalysis\GlobalSuppressions.cs" Link="GlobalSuppressions.cs" /> | ||
| </ItemGroup> | ||
| <ItemGroup> | ||
| <ProjectReference Include="..\..\..\common\ManagedTelemetry\Telemetry\ManagedTelemetry.csproj" /> | ||
| <ProjectReference Include="..\Common\PreviewHandlerCommon.csproj" /> | ||
| </ItemGroup> | ||
| <ItemGroup> | ||
| <AdditionalFiles Include="..\..\..\codeAnalysis\StyleCop.json"> | ||
| <Link>StyleCop.json</Link> | ||
| </AdditionalFiles> | ||
| </ItemGroup> | ||
|
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| <ItemGroup> | ||
| <Reference Include="Windows"> | ||
| <HintPath>$(MSBuildProgramFiles32)\Windows Kits\10\UnionMetadata\10.0.18362.0\Windows.winmd</HintPath> | ||
| <IsWinMDFile>true</IsWinMDFile> | ||
| </Reference> | ||
| </ItemGroup> | ||
|
|
||
| </Project> |
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src/modules/previewpane/UnitTests-PdfThumbnailProvider/HelperFiles/sample.pdf
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