-introdotto griglia dinamica per gestire spostamento colonne

OptionPanel/DrawOptionPanelVM.vb

@@ -1,6 +1,4 @@
-Imports EgtUILib
-
-Public Class DrawOptionPanelVM
+Public Class DrawOptionPanelVM
    Inherits ViewModelBase
 
    ' GRAPHICAL ELEMENTS
@@ -37,6 +35,28 @@ Public Class DrawOptionPanelVM
       End Get
    End Property
 
+   Private m_ManageLayerRowIsExpanded As Boolean = True
+   Public ReadOnly Property ManageLayerRowIsExpanded As Boolean
+      Get
+         Return m_ManageLayerRowIsExpanded
+      End Get
+   End Property
+   Friend Sub SetManageLayerRowIsExpanded(value As Boolean)
+      m_ManageLayerRowIsExpanded = value
+      OnPropertyChanged("ManageLayerRowIsExpanded")
+   End Sub
+
+   Private m_InfoRowIsExpanded As Boolean = True
+   Public ReadOnly Property InfoRowIsExpanded As Boolean
+      Get
+         Return m_InfoRowIsExpanded
+      End Get
+   End Property
+   Friend Sub SetInfoRowIsExpanded(value As Boolean)
+      m_InfoRowIsExpanded = value
+      OnPropertyChanged("InfoRowIsExpanded")
+   End Sub
+
 #Region "CONSTRUCTOR"
 
    Sub New()
@@ -60,4 +80,64 @@ Public Class DrawOptionPanelVM
 
 #End Region    ' METHODS
 
+#Region "DEPENCY PROPERTY"
+
+   Public Shared ReadOnly RowIdProperty As DependencyProperty =
+        DependencyProperty.RegisterAttached(
+            "RowId",
+            GetType(String),
+            GetType(DrawOptionPanelVM),
+            New PropertyMetadata(Nothing)
+        )
+
+   Public Shared Sub SetRowId(element As DependencyObject, value As String)
+      element.SetValue(RowIdProperty, value)
+   End Sub
+
+   Public Shared Function GetRowId(element As DependencyObject) As String
+      Return CType(element.GetValue(RowIdProperty), String)
+   End Function
+
+   Public Shared ReadOnly IsExpandedProperty As DependencyProperty =
+        DependencyProperty.RegisterAttached(
+            "IsExpanded",
+            GetType(Boolean),
+            GetType(DrawOptionPanelVM),
+            New PropertyMetadata(True, AddressOf OnIsExpandedChanged)
+        )
+
+   Public Shared Sub SetIsExpanded(element As DependencyObject, value As Boolean)
+      element.SetValue(IsExpandedProperty, value)
+   End Sub
+
+   Public Shared Function GetIsExpanded(element As DependencyObject) As Boolean
+      Return CType(element.GetValue(IsExpandedProperty), Boolean)
+   End Function
+
+   Private Shared Sub OnIsExpandedChanged(d As DependencyObject, e As DependencyPropertyChangedEventArgs)
+      Dim row As RowDefinition = TryCast(d, RowDefinition)
+      If IsNothing(row) Then Return
+
+      Dim isExpanded As Boolean = CBool(e.NewValue)
+
+      Dim rowId As String = GetRowId(row)
+      Dim rowHeight As Double = 0
+
+      If rowId = "ManageLayer" Then
+         rowHeight = 400
+      ElseIf rowId = "Info" Then
+         rowHeight = 150
+      End If
+
+      If Not isExpanded Then
+         row.ClearValue(RowDefinition.HeightProperty)
+
+         row.Height = New GridLength(1, GridUnitType.Auto)
+      Else
+         row.Height = New GridLength(rowHeight)
+      End If
+   End Sub
+
+#End Region    ' Depency Property
+
 End Class