ArcObjects Library Reference  

clsGxStyleGalleryItem

About the Custom Root Object (Style Gallery) Sample

[C#]

clsGxStyleGalleryItem.cs

using System;
using System.Collections.Generic;
using System.Text;
using System.Runtime.InteropServices;
using ESRI.ArcGIS.Catalog;
using ESRI.ArcGIS.esriSystem;
using ESRI.ArcGIS.ADF.CATIDs;
using ESRI.ArcGIS.Display;

namespace CustomRootObject_CS
{
    [Guid("8350163c-3a94-43c6-bb28-3941c424991d")]
    [ClassInterface(ClassInterfaceType.None)]
    [ProgId("CustomRootObject_CS.clsGxStyleGalleryItem")]
    public class clsGxStyleGalleryItem : ESRI.ArcGIS.Catalog.IGxObject
    {
        #region Member Variables
        private clsGxStyleGalleryClass m_pParent;
        private IGxCatalog m_pCatalog;
        private IStyleGalleryItem m_pItem;
        #endregion

        #region Constructors
        public clsGxStyleGalleryItem()
            : base()
        {
        }

        public IStyleGalleryItem StyleGalleryItem
        {
            set
            {
                m_pItem = value;
            }
        }
        #endregion

        public void PreviewItem(int hDC, tagRECT r)
        {
            m_pParent.PreviewItem(m_pItem, hDC, r);
        }

        #region IGxObject Implementations
        public void Attach(ESRI.ArcGIS.Catalog.IGxObject Parent, ESRI.ArcGIS.Catalog.IGxCatalog pCatalog)
        {
            m_pParent = (clsGxStyleGalleryClass)Parent;
            m_pCatalog = pCatalog;
        }

        public string BaseName
        {
            get
            {
                return m_pItem.Name;
            }
        }

        public string Category
        {
            get
            {
                return m_pItem.Category;
            }
        }

        public ESRI.ArcGIS.esriSystem.UID ClassID
        {
            get
            {
                return null;
            }
        }

        public void Detach()
        {
            m_pParent = null;
            m_pCatalog = null;
        }

        public string FullName
        {
            get
            {
                return m_pItem.Name;
            }
        }

        public ESRI.ArcGIS.esriSystem.IName InternalObjectName
        {
            get
            {
                return null;
            }
        }

        public bool IsValid
        {
            get
            {
                return true;
            }
        }

        public string Name
        {
            get
            {
                return m_pItem.Name;
            }
        }

        public ESRI.ArcGIS.Catalog.IGxObject Parent
        {
            get
            {
                return m_pParent;
            }
        }

        public void Refresh()
        {
            // TODO: Add clsGxStyleGalleryItem.Refresh implementation
        }
        #endregion
    }
}

[Visual Basic .NET]

clsGxStyleGalleryItem.vb

Imports ESRI.ArcGIS.esriSystem
Imports ESRI.ArcGIS.Catalog
Imports System.Runtime.InteropServices
Imports ESRI.ArcGIS.Display

<ComClass(clsGxStyleGalleryItem.ClassId, clsGxStyleGalleryItem.InterfaceId, clsGxStyleGalleryItem.EventsId), _
 ProgId("CustomRootObjectVBNET.clsGxStyleGalleryItem")> _
Public Class clsGxStyleGalleryItem
    Implements ESRI.ArcGIS.Catalog.IGxObject

#Region "COM GUIDs"
    ' These  GUIDs provide the COM identity for this class 
    ' and its COM interfaces. If you change them, existing 
    ' clients will no longer be able to access the class.
    Public Const ClassId As String = "f53c9b52-95ae-4dc7-a9d7-50c9664d7f14"
    Public Const InterfaceId As String = "da2071a5-a1ec-416e-8915-1b240c38ef82"
    Public Const EventsId As String = "5d9bb0db-7924-4a1c-8d18-9e43ef75c2f0"
#End Region

    ' A creatable COM class must have a Public Sub New() 
    ' with no parameters, otherwise, the class will not be 
    ' registered in the COM registry and cannot be created 
    ' via CreateObject.

#Region "Member Variables"
    Private m_pParent As clsGxStyleGalleryClass
    Private m_pCatalog As IGxCatalog
    Private m_pItem As IStyleGalleryItem
#End Region

    Public Sub New()
        MyBase.New()
    End Sub

    Public WriteOnly Property StyleGalleryItem() As IStyleGalleryItem
        Set(ByVal value As IStyleGalleryItem)
            m_pItem = value
        End Set
    End Property

    Public Sub PreviewItem(ByVal hDC As Long, ByVal r As tagRECT)
        m_pParent.PreviewItem(m_pItem, hDC, r)
    End Sub
    Public Sub Attach(ByVal Parent As ESRI.ArcGIS.Catalog.IGxObject, ByVal pCatalog As ESRI.ArcGIS.Catalog.IGxCatalog) Implements ESRI.ArcGIS.Catalog.IGxObject.Attach
        m_pParent = Parent
        m_pCatalog = pCatalog
    End Sub

    Public ReadOnly Property BaseName() As String Implements ESRI.ArcGIS.Catalog.IGxObject.BaseName
        Get
            BaseName = m_pItem.Name
        End Get
    End Property

    Public ReadOnly Property Category() As String Implements ESRI.ArcGIS.Catalog.IGxObject.Category
        Get
            Category = m_pItem.Category
        End Get
    End Property

    Public ReadOnly Property ClassID1() As ESRI.ArcGIS.esriSystem.UID Implements ESRI.ArcGIS.Catalog.IGxObject.ClassID
        Get
            ClassID1 = Nothing
        End Get
    End Property

    Public Sub Detach() Implements ESRI.ArcGIS.Catalog.IGxObject.Detach
        m_pParent = Nothing
        m_pCatalog = Nothing
    End Sub

    Public ReadOnly Property FullName() As String Implements ESRI.ArcGIS.Catalog.IGxObject.FullName
        Get
            FullName = m_pItem.Name
        End Get
    End Property

    Public ReadOnly Property InternalObjectName() As ESRI.ArcGIS.esriSystem.IName Implements ESRI.ArcGIS.Catalog.IGxObject.InternalObjectName
        Get
            InternalObjectName = Nothing
        End Get
    End Property

    Public ReadOnly Property IsValid() As Boolean Implements ESRI.ArcGIS.Catalog.IGxObject.IsValid
        Get
            IsValid = True
        End Get
    End Property

    Public ReadOnly Property Name() As String Implements ESRI.ArcGIS.Catalog.IGxObject.Name
        Get
            Name = m_pItem.Name
        End Get
    End Property

    Public ReadOnly Property Parent() As ESRI.ArcGIS.Catalog.IGxObject Implements ESRI.ArcGIS.Catalog.IGxObject.Parent
        Get
            Parent = m_pParent
        End Get
    End Property

    Public Sub Refresh() Implements ESRI.ArcGIS.Catalog.IGxObject.Refresh

    End Sub
End Class