SmartLink

Imports System.Xml

Public Class frmRemoveLink
    Inherits System.Windows.Forms.Form

#Region " Windows Form Designer generated code "

    Public Sub New()
        MyBase.New()

        'This call is required by the Windows Form Designer.
        InitializeComponent()

        'Add any initialization after the InitializeComponent() call

    End Sub

    'Form overrides dispose to clean up the component list.
    Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
        If disposing Then
            If Not (components Is Nothing) Then
                components.Dispose()
            End If
        End If
        MyBase.Dispose(disposing)
    End Sub

    'Required by the Windows Form Designer
    Private components As System.ComponentModel.IContainer

    'NOTE: The following procedure is required by the Windows Form Designer
    'It can be modified using the Windows Form Designer.  
    'Do not modify it using the code editor.
    Friend WithEvents txtFile As System.Windows.Forms.TextBox
    Friend WithEvents tvwGroups As System.Windows.Forms.TreeView
    Friend WithEvents panelHeader As System.Windows.Forms.Panel
    Friend WithEvents btnClose As System.Windows.Forms.Button
    Friend WithEvents panelFile As System.Windows.Forms.Panel
    Friend WithEvents lblFile As System.Windows.Forms.Label
    Friend WithEvents panelFooter As System.Windows.Forms.Panel
    Friend WithEvents btnRemove As System.Windows.Forms.Button
    Friend WithEvents lblHeader As System.Windows.Forms.Label
    Friend WithEvents ToolTip As System.Windows.Forms.ToolTip
    Friend WithEvents UsrLogo1 As SmartLink.usrLogo
    Friend WithEvents ImageList1 As System.Windows.Forms.ImageList
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.components = New System.ComponentModel.Container
        Dim resources As System.Resources.ResourceManager = New System.Resources.ResourceManager(GetType(frmRemoveLink))
        Me.panelHeader = New System.Windows.Forms.Panel
        Me.btnClose = New System.Windows.Forms.Button
        Me.lblHeader = New System.Windows.Forms.Label
        Me.panelFile = New System.Windows.Forms.Panel
        Me.lblFile = New System.Windows.Forms.Label
        Me.txtFile = New System.Windows.Forms.TextBox
        Me.panelFooter = New System.Windows.Forms.Panel
        Me.UsrLogo1 = New SmartLink.usrLogo
        Me.btnRemove = New System.Windows.Forms.Button
        Me.tvwGroups = New System.Windows.Forms.TreeView
        Me.ImageList1 = New System.Windows.Forms.ImageList(Me.components)
        Me.ToolTip = New System.Windows.Forms.ToolTip(Me.components)
        Me.panelHeader.SuspendLayout()
        Me.panelFile.SuspendLayout()
        Me.panelFooter.SuspendLayout()
        Me.SuspendLayout()
        '
        'panelHeader
        '
        Me.panelHeader.BackColor = System.Drawing.Color.CornflowerBlue
        Me.panelHeader.BackgroundImage = CType(resources.GetObject("panelHeader.BackgroundImage"), System.Drawing.Image)
        Me.panelHeader.Controls.Add(Me.btnClose)
        Me.panelHeader.Controls.Add(Me.lblHeader)
        Me.panelHeader.Location = New System.Drawing.Point(2, 2)
        Me.panelHeader.Name = "panelHeader"
        Me.panelHeader.Size = New System.Drawing.Size(400, 44)
        Me.panelHeader.TabIndex = 23
        '
        'btnClose
        '
        Me.btnClose.Anchor = System.Windows.Forms.AnchorStyles.Right
        Me.btnClose.BackColor = System.Drawing.SystemColors.Window
        Me.btnClose.FlatStyle = System.Windows.Forms.FlatStyle.Popup
        Me.btnClose.Font = New System.Drawing.Font("Microsoft Sans Serif", 14.25!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
        Me.btnClose.Location = New System.Drawing.Point(376, 13)
        Me.btnClose.Name = "btnClose"
        Me.btnClose.Size = New System.Drawing.Size(17, 16)
        Me.btnClose.TabIndex = 20
        Me.btnClose.Text = "�"
        Me.ToolTip.SetToolTip(Me.btnClose, "Exit")
        '
        'lblHeader
        '
        Me.lblHeader.AutoSize = True
        Me.lblHeader.BackColor = System.Drawing.Color.Transparent
        Me.lblHeader.Font = New System.Drawing.Font("Microsoft Sans Serif", 11.25!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
        Me.lblHeader.ForeColor = System.Drawing.Color.White
        Me.lblHeader.ImageAlign = System.Drawing.ContentAlignment.MiddleLeft
        Me.lblHeader.Location = New System.Drawing.Point(8, 11)
        Me.lblHeader.Name = "lblHeader"
        Me.lblHeader.Size = New System.Drawing.Size(99, 20)
        Me.lblHeader.TabIndex = 18
        Me.lblHeader.Text = "Remove Link"
        Me.lblHeader.TextAlign = System.Drawing.ContentAlignment.MiddleLeft
        '
        'panelFile
        '
        Me.panelFile.BackColor = System.Drawing.Color.Transparent
        Me.panelFile.Controls.Add(Me.lblFile)
        Me.panelFile.Controls.Add(Me.txtFile)
        Me.panelFile.Location = New System.Drawing.Point(2, 48)
        Me.panelFile.Name = "panelFile"
        Me.panelFile.Size = New System.Drawing.Size(400, 52)
        Me.panelFile.TabIndex = 24
        '
        'lblFile
        '
        Me.lblFile.AutoSize = True
        Me.lblFile.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.0!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
        Me.lblFile.ForeColor = System.Drawing.SystemColors.ControlText
        Me.lblFile.Location = New System.Drawing.Point(16, 7)
        Me.lblFile.Name = "lblFile"
        Me.lblFile.Size = New System.Drawing.Size(25, 17)
        Me.lblFile.TabIndex = 19
        Me.lblFile.Text = "File"
        '
        'txtFile
        '
        Me.txtFile.BackColor = System.Drawing.Color.White
        Me.txtFile.Location = New System.Drawing.Point(53, 9)
        Me.txtFile.Multiline = True
        Me.txtFile.Name = "txtFile"
        Me.txtFile.ReadOnly = True
        Me.txtFile.ScrollBars = System.Windows.Forms.ScrollBars.Vertical
        Me.txtFile.Size = New System.Drawing.Size(339, 34)
        Me.txtFile.TabIndex = 10
        Me.txtFile.Text = ""
        Me.ToolTip.SetToolTip(Me.txtFile, "Seleted File")
        '
        'panelFooter
        '
        Me.panelFooter.BackColor = System.Drawing.Color.GhostWhite
        Me.panelFooter.BackgroundImage = CType(resources.GetObject("panelFooter.BackgroundImage"), System.Drawing.Image)
        Me.panelFooter.Controls.Add(Me.UsrLogo1)
        Me.panelFooter.Controls.Add(Me.btnRemove)
        Me.panelFooter.Location = New System.Drawing.Point(2, 293)
        Me.panelFooter.Name = "panelFooter"
        Me.panelFooter.Size = New System.Drawing.Size(400, 41)
        Me.panelFooter.TabIndex = 25
        '
        'UsrLogo1
        '
        Me.UsrLogo1.BackgroundImage = CType(resources.GetObject("UsrLogo1.BackgroundImage"), System.Drawing.Image)
        Me.UsrLogo1.Location = New System.Drawing.Point(8, 6)
        Me.UsrLogo1.Name = "UsrLogo1"
        Me.UsrLogo1.Size = New System.Drawing.Size(96, 28)
        Me.UsrLogo1.TabIndex = 6
        '
        'btnRemove
        '
        Me.btnRemove.Anchor = CType((System.Windows.Forms.AnchorStyles.Top Or System.Windows.Forms.AnchorStyles.Right), System.Windows.Forms.AnchorStyles)
        Me.btnRemove.BackColor = System.Drawing.Color.Transparent
        Me.btnRemove.FlatStyle = System.Windows.Forms.FlatStyle.Popup
        Me.btnRemove.Location = New System.Drawing.Point(320, 8)
        Me.btnRemove.Name = "btnRemove"
        Me.btnRemove.Size = New System.Drawing.Size(72, 24)
        Me.btnRemove.TabIndex = 4
        Me.btnRemove.Text = "&Remove"
        Me.ToolTip.SetToolTip(Me.btnRemove, "Remove")
        '
        'tvwGroups
        '
        Me.tvwGroups.BackColor = System.Drawing.Color.White
        Me.tvwGroups.BorderStyle = System.Windows.Forms.BorderStyle.None
        Me.tvwGroups.CheckBoxes = True
        Me.tvwGroups.ImageList = Me.ImageList1
        Me.tvwGroups.Location = New System.Drawing.Point(2, 100)
        Me.tvwGroups.Name = "tvwGroups"
        Me.tvwGroups.Size = New System.Drawing.Size(400, 192)
        Me.tvwGroups.TabIndex = 26
        Me.ToolTip.SetToolTip(Me.tvwGroups, "Groups")
        '
        'ImageList1
        '
        Me.ImageList1.ImageSize = New System.Drawing.Size(16, 16)
        Me.ImageList1.ImageStream = CType(resources.GetObject("ImageList1.ImageStream"), System.Windows.Forms.ImageListStreamer)
        Me.ImageList1.TransparentColor = System.Drawing.Color.Transparent
        '
        'frmRemoveLink
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
        Me.BackColor = System.Drawing.Color.Black
        Me.BackgroundImage = CType(resources.GetObject("$this.BackgroundImage"), System.Drawing.Image)
        Me.ClientSize = New System.Drawing.Size(404, 336)
        Me.Controls.Add(Me.tvwGroups)
        Me.Controls.Add(Me.panelFooter)
        Me.Controls.Add(Me.panelFile)
        Me.Controls.Add(Me.panelHeader)
        Me.FormBorderStyle = System.Windows.Forms.FormBorderStyle.None
        Me.Name = "frmRemoveLink"
        Me.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen
        Me.Text = "Remove Link"
        Me.panelHeader.ResumeLayout(False)
        Me.panelFile.ResumeLayout(False)
        Me.panelFooter.ResumeLayout(False)
        Me.ResumeLayout(False)

    End Sub

#End Region

#Region "Event Handlers"
    Private Sub frmRemoveLink_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles MyBase.Load
        Try
            Call LoadXML()

            If LinkPresent() = True Then
                Call LoadControls()
                Call LoadGroups()
            Else
                Dim frm As New frmMessage("File '" & FILENAME & "' is not linked with any Group")
                frm.ShowDialog()
                Me.Close()
                End
            End If
        Catch ex As Exception
            MessageBox.Show(ex.Message, Me.Text, MessageBoxButtons.OK, MessageBoxIcon.Error)
        End Try
    End Sub

    Private Sub btnRemove_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnRemove.Click
        Dim IsNodeChecked As Boolean

        For Each Node As TreeNode In tvwGroups.Nodes
            If Node.Checked = True Then
                IsNodeChecked = True
                Exit For
            End If
        Next

        If IsNodeChecked = True Then
            Call RemoveLink()
            Call LoadXML()
            Call LoadGroups()
        Else
            Dim frm As New frmMessage("Select atleast one Group")
            frm.ShowDialog()
        End If
    End Sub

    Private Sub btnClose_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnClose.Click
        Me.Close()
        End
    End Sub

#End Region

#Region "Procedures"
    Private Sub LoadControls()
        Try
            txtFile.Text = FILENAME
        Catch ex As Exception
            MessageBox.Show(ex.Message, Me.Text, MessageBoxButtons.OK, MessageBoxIcon.Error)
        End Try
    End Sub

    Private Sub LoadGroups()
        Try
            Me.Cursor = Cursors.WaitCursor

            Dim GroupNodes As XmlNodeList = XMLDOC.GetElementsByTagName("Group")
            tvwGroups.Nodes.Clear()

            For Each Node As XmlNode In GroupNodes
                For Each ChildNode As XmlNode In Node.ChildNodes
                    Dim GroupName As String

                    Select Case ChildNode.Name

                        Case "GroupName"
                            GroupName = ChildNode.InnerText

                        Case "File"
                            If ChildNode.InnerText = FILENAME Then
                                tvwGroups.Nodes.Add(GroupName)
                                Exit For
                            End If
                    End Select
                Next
            Next

            If tvwGroups.Nodes.Count = 0 Then
                Dim frm As New frmMessage("File '" & FILENAME & "' is not linked with any Group")
                frm.ShowDialog()
                Me.Close()
                End
            End If

        Catch ex As Exception
            MessageBox.Show(ex.Message, Me.Text, MessageBoxButtons.OK, MessageBoxIcon.Error)
        Finally
            Me.Cursor = Cursors.Default
        End Try
    End Sub

    Private Sub RemoveLink()
        Try
            Dim GroupNodes As XmlNodeList = XMLDOC.GetElementsByTagName("Group")
            Dim RemovedMsg As New System.Text.StringBuilder

            For cnt As Integer = 0 To tvwGroups.Nodes.Count - 1
                If tvwGroups.Nodes(cnt).Checked = True Then
                    For Each Node As XmlNode In GroupNodes
                        For Each ChildNode As XmlNode In Node
                            Dim RemoveFile As Boolean
                            Dim GroupName As String

                            Select Case ChildNode.Name
                                Case "GroupName"
                                    If ChildNode.InnerText = tvwGroups.Nodes(cnt).Text Then
                                        GroupName = ChildNode.InnerText
                                        RemoveFile = True
                                    End If

                                Case "File"
                                    If RemoveFile = True And ChildNode.InnerText = FILENAME Then
                                        Node.RemoveChild(ChildNode)
                                        RemoveFile = False

                                        RemovedMsg.Append("File '" & FILENAME & "' is removed from '" & GroupName & "' Group")
                                        RemovedMsg.Append(ControlChars.NewLine)
                                    End If
                            End Select

                        Next
                    Next
                End If
            Next

            If RemovedMsg.ToString <> "" Then
                Dim frm As New frmMessage(RemovedMsg.ToString)
                frm.ShowDialog()
            End If

            XMLDOC.Save(Application.StartupPath & "/Data.xml")

        Catch ex As Exception
            MessageBox.Show(ex.Message, Me.Text, MessageBoxButtons.OK, MessageBoxIcon.Error)
        End Try
    End Sub
#End Region

#Region "Functions"
    Private Function LinkPresent() As Boolean
        Try
            Dim GroupNodes As XmlNodeList = XMLDOC.GetElementsByTagName("Group")

            For Each Node As XmlNode In GroupNodes
                For Each ChildNode As XmlNode In Node.ChildNodes
                    If ChildNode.InnerText = FILENAME Then
                        Return True
                    End If
                Next
            Next

            Return False

        Catch ex As Exception
            MessageBox.Show(ex.Message, Me.Text, MessageBoxButtons.OK, MessageBoxIcon.Error)
        End Try
    End Function
#End Region

End Class