251 lines
9.1 KiB
VB.net
251 lines
9.1 KiB
VB.net
Imports System.Windows.Forms
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Imports System.Drawing
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Imports DigitalData.Modules.Logging
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Imports DigitalData.Modules.Language.Utils
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Imports DevExpress.XtraEditors
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Imports DigitalData.Controls.LookupGrid
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Public Class ControlCreator
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Private Form As Form
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Private Panel As Panel
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Private LogConfig As LogConfig
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Private Logger As Logger
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Private Const DEFAULT_HEIGHT = 27
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Private Const DEFAULT_WIDTH = 450
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Private Const DEFAULT_POSITION_X = 11
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Private Const TYPE_BOOLEAN = "BOOLEAN"
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Private Const TYPE_DATE = "DATE"
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Private Const TYPE_INTEGER = "INTEGER"
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Private Const TYPE_VARCHAR = "VARCHAR"
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Private Const PLACEHOLDER_NULL = "$NULL"
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Private Const VECTORSEPARATOR = "╚"
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Public Property HightlightColor As Color = Color.FromArgb(255, 214, 49)
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Public Property OnControlChanged As Action(Of Control)
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''' <summary>
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''' Callback Function to Return the Lookup Control's Datasource
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''' Receives the following values:
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''' - Control
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''' - SQL Command
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''' - Connection ID
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''' </summary>
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''' <returns>The Datatable which contains the Control's Data</returns>
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Public Property OnLookupData As Func(Of Control, String, Integer, DataTable)
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Public Class ControlMeta
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Public Property IndexName As String
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Public Property IndexType As String
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Public Property ControlType As String
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Public Property MultipleValues As Boolean = False
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End Class
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Public Sub New(LogConfig As LogConfig, Panel As Panel, Form As Form)
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Me.Form = Form
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Me.Panel = Panel
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Me.LogConfig = LogConfig
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Me.Logger = LogConfig.GetLogger
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End Sub
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Function AddLabel(pIndexName As String, hinweis As String, ylbl As Integer, anz As String) As Label
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Dim lbl As New Label With {
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.Name = "lbl" & pIndexName,
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.AutoSize = True,
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.Text = hinweis,
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.Location = New Point(11, ylbl)
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}
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Return lbl
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End Function
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Public Function AddDateTimePicker(pIndexname As String, pY As Integer, pDefaultValue As String) As DateEdit
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Dim oPicker As New DateEdit With {
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.Name = "dtp" & pIndexname,
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.Size = New Size(DEFAULT_WIDTH, DEFAULT_HEIGHT),
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.Location = New Point(DEFAULT_POSITION_X, pY),
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.Tag = New ControlMeta() With {
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.IndexName = pIndexname,
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.IndexType = TYPE_DATE,
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.ControlType = "dtp"
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}
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}
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If pDefaultValue.ToUpper = PLACEHOLDER_NULL Then
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oPicker.EditValue = Nothing
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ElseIf pDefaultValue IsNot Nothing Then
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oPicker.EditValue = pDefaultValue
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End If
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oPicker.Properties.AppearanceFocused.BackColor = HightlightColor
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Return oPicker
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End Function
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Public Function AddTextBox(pIndexname As String, pY As Integer, pDefaultValue As String, pDataType As String) As TextEdit
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Dim oEdit As New TextEdit With {
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.Name = "txt" & pIndexname,
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.Size = New Size(DEFAULT_WIDTH, DEFAULT_HEIGHT),
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.Location = New Point(DEFAULT_POSITION_X, pY),
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.Tag = New ControlMeta() With {
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.IndexName = pIndexname,
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.IndexType = pDataType,
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.ControlType = "txt"
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}
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}
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Select Case pDataType
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Case TYPE_INTEGER
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oEdit.Properties.Mask.MaskType = Mask.MaskType.Numeric
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oEdit.Properties.Mask.EditMask = "d"
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End Select
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If pDefaultValue IsNot Nothing Then
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oEdit.Text = pDefaultValue
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oEdit.SelectAll()
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End If
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AddHandler oEdit.GotFocus, AddressOf OnTextBoxFocus
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AddHandler oEdit.LostFocus, AddressOf OnTextBoxLostFocus
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AddHandler oEdit.KeyUp, AddressOf OnTextBoxKeyUp
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AddHandler oEdit.TextChanged, AddressOf OnTextBoxTextChanged
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Return oEdit
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End Function
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Private Sub OnTextBoxFocus(sender As TextEdit, e As EventArgs)
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sender.BackColor = HightlightColor
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sender.SelectAll()
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End Sub
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Private Sub OnTextBoxTextChanged(sender As TextEdit, e As System.EventArgs)
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Using oGraphics As Graphics = sender.CreateGraphics()
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Dim oNewWidth = oGraphics.MeasureString(sender.Text, sender.Font).Width + 15
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If oNewWidth >= DEFAULT_WIDTH Then
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sender.Width = oNewWidth
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End If
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End Using
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End Sub
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Private Sub OnTextBoxLostFocus(sender As TextEdit, e As EventArgs)
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sender.BackColor = Color.White
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End Sub
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Private Sub OnTextBoxKeyUp(sender As TextEdit, e As KeyEventArgs)
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If sender.Text = String.Empty Then
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Exit Sub
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End If
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If e.KeyCode = Keys.Return Or e.KeyCode = Keys.Enter Or e.KeyCode = Keys.Tab Then
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OnControlChanged.Invoke(sender)
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End If
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If e.KeyCode = Keys.Return Then
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SendKeys.Send("{TAB}")
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End If
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End Sub
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Public Function AddCheckBox(pIndexname As String, pY As Integer, pDefaultValue As String, pCaption As String) As CheckEdit
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Try
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Dim oValue As Boolean = False
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Dim oCheckBox As New CheckEdit With {
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.Name = "chk" & pIndexname,
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.AutoSize = False,
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.Size = New Size(DEFAULT_WIDTH, DEFAULT_HEIGHT),
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.Location = New Point(DEFAULT_POSITION_X, pY),
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.Tag = New ControlMeta() With {
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.IndexName = pIndexname,
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.IndexType = TYPE_BOOLEAN,
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.ControlType = "chk"
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}
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}
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If pCaption <> "" Then
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oCheckBox.Text = pCaption
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oCheckBox.Size = New Size(CInt(pCaption.Length * 15), 27)
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End If
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If Boolean.TryParse(pDefaultValue, oValue) = False Then
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If pDefaultValue = "1" Or pDefaultValue = "0" Then
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oCheckBox.Checked = CBool(pDefaultValue)
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Else
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oCheckBox.Checked = False
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End If
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Else
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oCheckBox.Checked = oValue
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End If
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AddHandler oCheckBox.CheckedChanged, Sub(sender As CheckEdit, e As EventArgs)
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OnControlChanged.Invoke(sender)
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End Sub
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Return oCheckBox
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Catch ex As Exception
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Logger.Warn("Unhandled Exception in AddCheckBox: " & ex.Message)
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Logger.Error(ex)
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Return Nothing
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End Try
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End Function
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Public Function AddLookupControl(pIndexname As String, pY As Integer, pMultiselect As Boolean, pDataType As String, pSQLCommand As String, pConnectionId As Integer, Optional pDefaultValue As String = "", Optional pAddNewValues As Boolean = False, Optional pPreventDuplicateValues As Boolean = False) As LookupControl3
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Dim oControl As New LookupControl3 With {
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.Location = New Point(DEFAULT_POSITION_X, pY),
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.Size = New Size(DEFAULT_WIDTH, DEFAULT_HEIGHT),
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.Name = "cmbMulti" & pIndexname,
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.Tag = New ControlMeta() With {
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.IndexName = pIndexname,
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.IndexType = pDataType,
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.ControlType = "cmbMulti"
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}
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}
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oControl.Properties.MultiSelect = pMultiselect
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oControl.Properties.AllowAddNewValues = pAddNewValues
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oControl.Properties.PreventDuplicates = pPreventDuplicateValues
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oControl.Properties.AppearanceFocused.BackColor = HightlightColor
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If Not String.IsNullOrEmpty(pDefaultValue) Then
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Dim oDefaultValues As New List(Of String)
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If pDefaultValue.Contains(",") Then
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oDefaultValues = pDefaultValue.
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Split(",").ToList().
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Select(Function(item) item.Trim()).
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ToList()
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Else
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oDefaultValues = pDefaultValue.
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Split(VECTORSEPARATOR).ToList().
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Select(Function(item) item.Trim()).
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ToList()
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End If
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oControl.Properties.SelectedValues = oDefaultValues
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End If
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AddHandler oControl.Properties.SelectedValuesChanged, Sub() OnControlChanged.Invoke(oControl)
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If OnLookupData Is Nothing Then
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Logger.Warn("LookupGrid Datasource could not be set, OnLookupData Function is not defined!")
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End If
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Try
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If pSQLCommand IsNot Nothing AndAlso pSQLCommand.Length > 0 Then
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Dim oDataSource = OnLookupData.Invoke(oControl, pSQLCommand, pConnectionId)
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oControl.Properties.DataSource = oDataSource
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If oDataSource IsNot Nothing AndAlso oDataSource.Columns.Count > 0 Then
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oControl.Properties.DisplayMember = oDataSource.Columns.Item(0).ColumnName
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oControl.Properties.ValueMember = oDataSource.Columns.Item(0).ColumnName
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Else
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Logger.Info("Lookup {0} Datasource did not contain any columns!", oControl.Name)
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End If
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End If
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Catch ex As Exception
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Logger.Error(ex)
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End Try
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Return oControl
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End Function
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End Class
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