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.NET Shell Extensions - Shell Preview Handlers

, 20 May 2014 MIT 32.6K 2.7K 60
Quickly create Shell Preview Handlers for Windows or Outlook using .NET!
SharpShell_Core_Library.zip
SharpShell.dll
SharpShell_Source_Code.zip
SharpShell Source Code
Dependencies
Apex
Apex.WinForms.dll
SharpShell
packages
Apex.1.5.0
Apex.1.5.0.nupkg
lib
net35
Apex.dll
net40
Apex.dll
sl30
Apex.Silverlight.dll
sl3-wp
Apex.WP7.dll
sl40
Apex.Silverlight4.dll
sl4-wp71
Apex.WP7.dll
sl50
Apex.Silverlight.dll
ILMerge.2.12.0803
ILMerge.2.12.0803.nupkg
ILMerge.doc
ILMerge.exe
NUnit.2.6.2
lib
nunit.framework.dll
NUnit.2.6.2.nupkg
NUnit.2.6.2.nuspec
Samples
ContextMenu
ContextMenuComponent
Properties
ContextMenuSample
Properties
CountLinesExtension
CountLinesExtension.csproj.vspscc
Key.snk
Properties
Resources
CountLines.bmp
DllContextMenuExtension
DllContextMenuExtension.csproj.vspscc
Key.snk
Properties
IsolatedContextMenuComponent
Diagnostics
Interop
Properties
ServerRegistration
SharpContextMenu
DropHandler
XsdDropHandler
ExampleFiles
Key.snk
Properties
XsdDropHandler.csproj.vspscc
IconHandler
DllIconHandler
DllIconHandler.csproj.vspscc
Key.snk
Properties
Resources
ManagedDll.ico
NativeDll.ico
IconOverlayHandler
ReadOnlyFileIconOverlayHandler
Key.snk
Properties
ReadOnlyFileIconOverlayHandler.csproj.vspscc
Resources
ReadOnly.ico
InfoTipHandler
FolderInfoTipHandler
FolderInfoTipHandler.csproj.vspscc
Key.snk
Properties
PreviewHandler
IconPreviewHandler
Dependencies
IconLib.dll
IconLib.dll
IconPreviewHandler.csproj.user
IconPreviewHandler.csproj.vspscc
Key.snk
Properties
PropertySheet
DrivePropertySheet
DrivePropertySheet.csproj.vspscc
Key.snk
Properties
ResourcesPropertySheet
Key.snk
Properties
ResourcesPropertySheet.csproj.vspscc
TextFilePropertySheet
Key.snk
Properties
TextFilePropertySheet.csproj.vspscc
SharpShell
Attributes
Diagnostics
Extensions
Interop
Key.snk
NativeBridge
SharpShellNativeBridge32.dll
SharpShellNativeBridge64.dll
Properties
ServerRegistration
SharpContextMenu
SharpDropHandler
SharpIconHandler
SharpIconOverlayHandler
SharpInfoTipHandler
SharpPreviewHandler
SharpPropertySheet
SharpShell.csproj.user
SharpShell.csproj.vspscc
SharpShellNativeBridge
SharpShellNativeBridge.aps
SharpShellNativeBridge.vcxproj.filters
SharpShellNativeBridge.vcxproj.user
SharpShellNativeBridge.vcxproj.vspscc
SharpShellNativeBridge1.aps
Tools
ExtensionManager
Properties
Settings.settings
Resources
xsd.ico
ServerInspector
Properties
Settings.settings
ServerInspector.csproj.vspscc
Servers
ServerManager
About
LogView
Properties
Settings.settings
Resources
ChangeYourView.png
ContextMenu.png
Icon.png
IconOverlayHandler.png
InfoTip.png
openHS.png
PlayHS.png
PropertySheet.png
View_Details.png
View_LargeIcons.png
View_List.png
View_SmallIcons.png
View_Tiles.png
ServerDetails
ServerManager.csproj.user
ServerManager.csproj.vspscc
SharpShell.ico
TestShell
ShellExtensionManager
Properties
Settings.settings
ShellExtensionManager.csproj.vspscc
SharpShell_Tools.zip
SharpShell.dll
Apex.WinForms.dll
ServerManager.exe
Apex.dll
ServerInspector.exe
using System;
using System.Runtime.InteropServices;
using System.Text;

namespace SharpShell.Interop
{
    /// <summary>
    /// Exposes methods that either create or merge a shortcut menu associated with a Shell object.
    /// </summary>
    [ComImport]
    [InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
    [Guid("000214e4-0000-0000-c000-000000000046")]
    public interface IContextMenu
    {
        /// <summary>
        /// Adds commands to a shortcut menu.
        /// </summary>
        /// <param name="hMenu">A handle to the shortcut menu. The handler should specify this handle when adding menu items.</param>
        /// <param name="indexMenu">The zero-based position at which to insert the first new menu item.</param>
        /// <param name="idCmdFirst">The minimum value that the handler can specify for a menu item identifier.</param>
        /// <param name="idCmdLast">The maximum value that the handler can specify for a menu item identifier.</param>
        /// <param name="uFlags">Optional flags that specify how the shortcut menu can be changed. This parameter can be set to a combination of the following values. The remaining bits of the low-order word are reserved by the system. The high-order word can be used for context-specific communications. The CMF_RESERVED value can be used to mask the low-order word.</param>
        /// <returns>If successful, returns an HRESULT value that has its severity value set to SEVERITY_SUCCESS and its code value set to the offset of the largest command identifier that was assigned, plus one. For example, if idCmdFirst is set to 5 and you add three items to the menu with command identifiers of 5, 7, and 8, the return value should be MAKE_HRESULT(SEVERITY_SUCCESS, 0, 8 - 5 + 1). Otherwise, it returns a COM error value.</returns>
        [PreserveSig]
        int QueryContextMenu(IntPtr hMenu, uint indexMenu, int idCmdFirst, int idCmdLast, CMF uFlags);

        /// <summary>
        /// Carries out the command associated with a shortcut menu item.
        /// </summary>
        /// <param name="pici">A pointer to a CMINVOKECOMMANDINFO or CMINVOKECOMMANDINFOEX structure containing information about the command. For further details, see the Remarks section.</param>
        /// <returns>If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.</returns>
        [PreserveSig]
        int InvokeCommand(IntPtr pici);

        /// <summary>
        /// Gets information about a shortcut menu command, including the help string and the language-independent, or canonical, name for the command.
        /// </summary>
        /// <param name="idcmd">Menu command identifier offset.</param>
        /// <param name="uflags">Flags specifying the information to return. This parameter can have one of the following values.</param>
        /// <param name="reserved">Reserved. Applications must specify NULL when calling this method and handlers must ignore this parameter when called.</param>
        /// <param name="commandstring">The address of the buffer to receive the null-terminated string being retrieved.</param>
        /// <param name="cch">Size of the buffer, in characters, to receive the null-terminated string.</param>
        /// <returns>If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.</returns>
        [PreserveSig]
        int GetCommandString(int idcmd, GCS uflags, int reserved, StringBuilder commandstring, int cch);
    }
}

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License

This article, along with any associated source code and files, is licensed under The MIT License

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About the Author

Dave Kerr
Software Developer
United Kingdom United Kingdom
Follow my blog at www.dwmkerr.com and find out about my charity at www.childrenshomesnepal.org.

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