401 lines
16 KiB
Plaintext
401 lines
16 KiB
Plaintext
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VERSION 5.00
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Begin {B3E55942-FFD8-11D1-9788-44A620524153} ComDetect
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ClientHeight = 10020
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ClientLeft = 0
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ClientTop = 0
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ClientWidth = 11775
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_ExtentX = 20770
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_ExtentY = 17674
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m_iNextNodeNumber= 0
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Persistence.MajorVersion= 0
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Persistence.MinorVersion= 12
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BeginProperty ImageLists {FFF9A8F6-06CB-11D2-9791-50C320524153}
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Persistence.MajorVersion= 0
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Persistence.MinorVersion= 12
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Count = 0
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KeysOnly = 0
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EndProperty
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BeginProperty Menus {11517450-27FE-11D3-AA41-00104B880587}
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Persistence.MajorVersion= 0
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Persistence.MinorVersion= 12
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Count = 1
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KeysOnly = 0
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BeginProperty Item1 {91CC37D5-CE2B-11D1-B44D-7E92AF000000}
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Persistence.MajorVersion= 0
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Persistence.MinorVersion= 12
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Caption = "Menu1"
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Visible = -1
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Checked = 0
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Enabled = -1
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Grayed = 0
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MenuBreak = 0
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MenuBarBreak = 0
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Default = 0
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Index = 1
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Name = "mnuDetect"
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Tag = 0
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StatusBarText = ""
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BeginProperty Children {11517450-27FE-11D3-AA41-00104B880587}
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Persistence.MajorVersion= 0
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Persistence.MinorVersion= 12
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Count = 1
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KeysOnly = 0
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BeginProperty Item1 {91CC37D5-CE2B-11D1-B44D-7E92AF000000}
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Persistence.MajorVersion= 0
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Persistence.MinorVersion= 12
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Caption = "Is this file a COM server?"
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Visible = -1
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Checked = 0
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Enabled = -1
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Grayed = 0
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MenuBreak = 0
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MenuBarBreak = 0
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Default = 0
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Index = 1
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Name = "IsCOMServer"
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Tag = 0
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StatusBarText = "Examine the DLL to determine if it is a COM server"
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BeginProperty Children {11517450-27FE-11D3-AA41-00104B880587}
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Persistence.MajorVersion= 0
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Persistence.MinorVersion= 12
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Count = 0
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KeysOnly = 0
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EndProperty
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Key = "1"
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DISPID = 1001
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EndProperty
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EndProperty
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Key = "1"
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DISPID = 1000
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EndProperty
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EndProperty
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BeginProperty Toolbars {FFF9A8FA-06CB-11D2-9791-50C320524153}
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Persistence.MajorVersion= 0
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Persistence.MinorVersion= 12
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Count = 0
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KeysOnly = 0
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EndProperty
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BeginProperty ViewDefs {FFF9A8E1-06CB-11D2-9791-50C320524153}
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Persistence.MajorVersion= 0
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Persistence.MinorVersion= 12
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BeginProperty ListViews {FFF9A8FC-06CB-11D2-9791-50C320524153}
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Persistence.MajorVersion= 0
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Persistence.MinorVersion= 12
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Count = 0
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KeysOnly = 0
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EndProperty
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BeginProperty OCXViews {FFF9A8FF-06CB-11D2-9791-50C320524153}
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Persistence.MajorVersion= 0
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Persistence.MinorVersion= 12
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Count = 0
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KeysOnly = 0
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EndProperty
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BeginProperty URLViews {FFF9A902-06CB-11D2-9791-50C320524153}
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Persistence.MajorVersion= 0
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Persistence.MinorVersion= 12
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Count = 0
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KeysOnly = 0
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EndProperty
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BeginProperty TaskpadViews {FFF9A904-06CB-11D2-9791-50C320524153}
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Persistence.MajorVersion= 0
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Persistence.MinorVersion= 12
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Count = 0
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KeysOnly = 0
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EndProperty
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EndProperty
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BeginProperty DataFormats {91FE14C5-7370-11D2-97D8-00104B880587}
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Persistence.MajorVersion= 0
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Persistence.MinorVersion= 12
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Count = 0
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KeysOnly = 0
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EndProperty
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BeginProperty SnapInDef {FFF9A8E4-06CB-11D2-9791-50C320524153}
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Persistence.MajorVersion= 0
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Persistence.MinorVersion= 12
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Name = "ComDetect"
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NodeTypeName = "SnapIn1"
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NodeTypeGUID = "{D42F4544-CD95-11d2-97ED-00104B880587}"
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DisplayName = "ComDetect"
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Type = 1
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HelpFile = ""
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LinkedTopics = ""
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Description = "Detects whether a DLL is also a COM server"
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Provider = "Microsoft Corporation"
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Version = "1.0"
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SmallFolders = ""
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SmallFoldersOpen= ""
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LargeFolders = ""
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Icon = "ComDetect.dsx":0000
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Watermark = "ComDetect.dsx":005E
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Header = "ComDetect.dsx":00BC
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Palette = "ComDetect.dsx":011A
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StretchWatermark= 0
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StaticFolder = 0
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DefaultView = ""
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Extensible = 0
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BeginProperty ViewDefs {FFF9A8E1-06CB-11D2-9791-50C320524153}
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Persistence.MajorVersion= 0
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Persistence.MinorVersion= 12
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BeginProperty ListViews {FFF9A8FC-06CB-11D2-9791-50C320524153}
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Persistence.MajorVersion= 0
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Persistence.MinorVersion= 12
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Count = 0
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KeysOnly = 1
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EndProperty
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BeginProperty OCXViews {FFF9A8FF-06CB-11D2-9791-50C320524153}
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Persistence.MajorVersion= 0
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Persistence.MinorVersion= 12
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Count = 0
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KeysOnly = 1
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EndProperty
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BeginProperty URLViews {FFF9A902-06CB-11D2-9791-50C320524153}
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Persistence.MajorVersion= 0
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Persistence.MinorVersion= 12
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Count = 0
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KeysOnly = 1
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EndProperty
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BeginProperty TaskpadViews {FFF9A904-06CB-11D2-9791-50C320524153}
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Persistence.MajorVersion= 0
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Persistence.MinorVersion= 12
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Count = 0
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KeysOnly = 1
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EndProperty
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EndProperty
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BeginProperty Children {FFF9A8F4-06CB-11D2-9791-50C320524153}
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Persistence.MajorVersion= 0
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Persistence.MinorVersion= 12
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Count = 0
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KeysOnly = 0
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EndProperty
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IID = "{23F18716-2FB0-4E93-94D5-B50CFDC311B4}"
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Preload = 0
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EndProperty
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BeginProperty ExtensionDefs {FFF9A8E6-06CB-11D2-9791-50C320524153}
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Persistence.MajorVersion= 0
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Persistence.MinorVersion= 12
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ExtendsNewMenu = 0
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ExtendsTaskMenu = 0
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ExtendsTopMenu = 0
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ExtendsViewMenu = 0
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ExtendsPropertyPages= 0
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ExtendsToolbar = 0
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ExtendsNameSpace= 0
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BeginProperty ExtendedSnapIns {BDA4B9D1-0872-11D2-9791-50C320524153}
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Persistence.MajorVersion= 0
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Persistence.MinorVersion= 12
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Count = 1
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KeysOnly = 0
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BeginProperty Item1 {FFF9A8E8-06CB-11D2-9791-50C320524153}
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Persistence.MajorVersion= 0
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Persistence.MinorVersion= 12
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Name = ""
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Index = 1
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Key = "{D2B294B2-9F64-11d2-97E1-00104B880587}"
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CLSID = "{D2B294B2-9F64-11d2-97E1-00104B880587}"
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DisplayName = "lvExporerFiles"
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Dynamic = -1
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ExtendsNameSpace= 0
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ExtendsNewMenu = 0
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ExtendsTaskMenu = -1
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ExtendsPropertyPages= 0
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ExtendsToolbar = 0
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ExtendsTaskpad = 0
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EndProperty
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EndProperty
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EndProperty
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BeginProperty AutoCreateNodes {FFF9A8F4-06CB-11D2-9791-50C320524153}
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Persistence.MajorVersion= 0
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Persistence.MinorVersion= 12
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Count = 0
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KeysOnly = 0
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EndProperty
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BeginProperty OtherNodes {FFF9A8F4-06CB-11D2-9791-50C320524153}
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Persistence.MajorVersion= 0
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Persistence.MinorVersion= 12
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Count = 0
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KeysOnly = 0
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EndProperty
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TypeinfoCookie = 8
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ProjectName = "ComDetectProj"
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End
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Attribute VB_Name = "ComDetect"
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Attribute VB_GlobalNameSpace = False
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Attribute VB_Creatable = True
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Attribute VB_PredeclaredId = False
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Attribute VB_Exposed = True
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Option Explicit
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' ===========================================================================
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' | THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF |
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' | ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO |
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' | THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A |
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' | PARTICULAR PURPOSE. |
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' | Copyright (c) 1998-1999 Microsoft Corporation |
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' ===========================================================================
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' =============================================================================
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' File: ComDetect.dsr
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' Project: ComDetectProj
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' Type: SnapIn Designer
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' =============================================================================
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' Declare Windows API functions needed to check for DllRegisterServer export
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Private Declare Function LoadLibrary Lib "kernel32.dll" Alias "LoadLibraryA" (ByVal Path As String) As Long
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Private Declare Function GetProcAddress Lib "kernel32.dll" (ByVal hModule As Long, ByVal ProcName As String) As Long
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Private Declare Function FreeLibrary Lib "kernel32.dll" (ByVal hModule As Long)
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' =============================================================================
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' Method: ExtensionSnapIn_AddTaskMenuItems
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' Type: Event
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' Description: Fired when a context menu is about to be displayed to give the
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' extension snap-in the opportunity to add items to MMC's "Task"
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' sub-menu.
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'
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' Parameters: DataObjects An MMCDataObject collection that contains the
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' current selection. The extension snap-in must
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' interpret the data exported by the extended
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' snap-ins (in this case FileExplorer exports the
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' data)
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' ContextMenu A ContextMenu object that allows adding the
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' snap-in's menus.
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' Output: None
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' Notes: Adds mnuDetect containing the "Is this file a COM server..."
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' item.
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' =============================================================================
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'
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Private Sub ExtensionSnapIn_AddTaskMenuItems(ByVal DataObjects As SnapInLib.IMMCDataObjects, _
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ByVal ContextMenu As SnapInLib.IContextMenu)
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On Error GoTo ErrTrap_ExtensionSnapIn_AddTaskMenuItems
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Dim strPath As String
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Dim varPath As Variant
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' If there is anything other than a single data object then we ignore it
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' as FileExplorer exports one MMCDataObject with the format "Path" when the
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' selected item is a single file.
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If DataObjects.Count <> 1 Then
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Exit Sub
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End If
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' Extract the file's path from the data object. Note that we cannot
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' just assign the Variant returned from MMCDataObject.GetData to a string
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' because it will contain an array of bytes terminated by multiple zero
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' bytes. This is due to the way the runtime must convert the exported string
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' from FileExplorer to a raw memory block of bytes that can be imported by
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' other snap-ins. If we did the straight assignment and then concatenated
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' another string to the path, certain functions (e.g.MsgBox) would truncate
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' the concatenated string due to the embedded zero bytes.
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' To solve this problem we use the designer's FormatData method that can
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' convert from a byte array to different data types.
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varPath = DataObjects(1).GetData("Path")
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strPath = FormatData(varPath, 1, siString)
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' Set the IsComServer menu item's tag to the DLL's path. If the menu item
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' is clicked, the event handler will get the path from the tag.
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IsCOMServer.Tag = strPath
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' Add mnuDetect containing the "Is this file a COM server..." item.
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ContextMenu.AddMenu mnuDetect
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Exit Sub
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' Error Handler for this method
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ErrTrap_ExtensionSnapIn_AddTaskMenuItems:
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DisplayError "ExtensionSnapIn_AddTaskMenuItems"
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End Sub
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' =============================================================================
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' Method: IsCOMServer_Click
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' Type: Event
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' Description: Fired when the "Is this file a COM server..." context menu item
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' is selected.
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'
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' Parameters: Index This will always be 1 as we are directly handling
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' the event on the individual menu item rather than
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' the event on its parent.
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' Selection A reference to an MMCClipboard object that is
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' holding a reference to the currently selected
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' item(s). Note that even though the selection is
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' held in an MMCClipboard object, its ScopeItems and
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' ListItems collection will always be empty in an
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' extension snap-in because the selected items(s)
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' belong to the extended snap-in (FileExplorer in
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' this case). The extension snap-in must interpret
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' the exported data in MMCClipboard.DataObjects.
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' Output: None
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' Notes: Gets the path from the MMCMenu object's Tag property and uses
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' Win32 API calls to determine if the file exports
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' "DllRegisterServer".
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' =============================================================================
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'
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Private Sub IsCOMServer_Click(ByVal Index As Long, ByVal Selection As SnapInLib.IMMCClipboard)
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On Error GoTo ErrTrap_ExtensionSnapIn_IsCOMServer_Click
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Dim hModule As Long
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Dim ProcAddr As Long
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Dim IsOrNot As String
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hModule = LoadLibrary(IsCOMServer.Tag)
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If hModule <> 0 Then
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ProcAddr = GetProcAddress(hModule, "DllRegisterServer")
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If ProcAddr <> 0 Then
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IsOrNot = " is "
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Else
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IsOrNot = " is not "
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End If
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MsgBox IsCOMServer.Tag & IsOrNot & "a COM server.", _
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vbOKOnly, "ComDetect Extension"
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FreeLibrary hModule
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Else
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MsgBox "Error loading " & IsCOMServer.Tag, vbOKOnly, "ComDetect"
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End If
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Exit Sub
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' Error Handler for this method
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ErrTrap_ExtensionSnapIn_IsCOMServer_Click:
|
||
|
|
DisplayError "ExtensionSnapIn_IsCOMServer_Click"
|
||
|
|
|
||
|
|
End Sub
|
||
|
|
|
||
|
|
' =============================================================================
|
||
|
|
' Method: DisplayError
|
||
|
|
' Type: Subroutine
|
||
|
|
' Description: A method to format and display a runtime error
|
||
|
|
' Parameters: szLocation A string identifying the source location
|
||
|
|
' (i.e. method name) where the error occurred
|
||
|
|
' Output: None
|
||
|
|
' Notes: The error will be displayed in a messagebox formatted as the
|
||
|
|
' following sample:
|
||
|
|
'
|
||
|
|
' Method: SomeMethodName
|
||
|
|
' Source: MMCListSubItems
|
||
|
|
' Error: 2527h (9511)
|
||
|
|
' Description: There is already an item in the collection that has the specified key
|
||
|
|
'
|
||
|
|
' =============================================================================
|
||
|
|
'
|
||
|
|
Private Sub DisplayError(szLocation As String)
|
||
|
|
|
||
|
|
' Note that as an extension snap-in we do not have access to the
|
||
|
|
' ConsoleMsgBox method so we need to use a VB message box.
|
||
|
|
|
||
|
|
MsgBox "Method:" & vbTab & vbTab & szLocation & vbCrLf _
|
||
|
|
& "Source:" & vbTab & vbTab & Err.Source & vbCrLf _
|
||
|
|
& "Error:" & vbTab & vbTab & Hex(Err.Number) & "h (" & CStr(Err.Number) & ")" & vbCrLf _
|
||
|
|
& "Description:" & vbTab & Err.Description, _
|
||
|
|
vbCritical, "ComDetect Runtime Error"
|
||
|
|
End Sub
|