First create solution

2017-03-08 11:21:27 +01:00
commit a2fb86bacf
5508 changed files with 1082238 additions and 0 deletions
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+Imports System
+Imports System.ComponentModel
+Imports System.Collections.Generic
+Imports System.Diagnostics
+Imports System.Text
+
+Imports DevExpress.ExpressApp
+Imports DevExpress.ExpressApp.Actions
+Imports DevExpress.Persistent.Base
+Imports DevExpress.ExpressApp.Win.SystemModule
+Imports DevExpress.ExpressApp.SystemModule
+
+Public Class WinNewObjectViewVC
+
+    Inherits WinNewObjectViewController
+
+    Public Sub New()
+        MyBase.New()
+
+        'This call is required by the Component Designer.
+        InitializeComponent()
+        RegisterActions(components)
+
+    End Sub
+    Protected Overrides Sub OnActivated()
+        MyBase.OnActivated()
+        'Get the ShowNavigationItemController, 
+        'then get its ShowNavigationItemAction and subscribe the SelectedItemChanged event 
+        AddHandler Frame.GetController(Of ShowNavigationItemController)().ShowNavigationItemAction.SelectedItemChanged, AddressOf ShowNavigationItemAction_SelectedItemChanged
+        AddHandler CollectCreatableItemTypes, AddressOf MyController_CollectCreatableItemTypes
+        AddHandler CollectDescendantTypes, AddressOf MyController_CollectDescendantTypes
+    End Sub
+    Private Sub MyController_CollectDescendantTypes(ByVal sender As Object, _
+         ByVal e As DevExpress.ExpressApp.SystemModule.CollectTypesEventArgs)
+        CustomizeList(e.Types)
+    End Sub
+    Private Sub MyController_CollectCreatableItemTypes(ByVal sender As Object, _
+          ByVal e As DevExpress.ExpressApp.SystemModule.CollectTypesEventArgs)
+        CustomizeList(e.Types)
+    End Sub
+    Private Sub ShowNavigationItemAction_SelectedItemChanged(ByVal sender As Object, ByVal e As EventArgs)
+        Me.UpdateActionState()
+    End Sub
+    Public Sub CustomizeList(ByVal types As ICollection(Of Type))
+        'Get the ShowNavigationItemController, then get its ShowNavigationItemAction 
+        Dim showNavigationItemAction As SingleChoiceAction = _
+           Frame.GetController(Of ShowNavigationItemController)().ShowNavigationItemAction
+        'Get the item selected in the navigation control 
+        Dim selectedItem As ChoiceActionItem = showNavigationItemAction.SelectedItem
+        Dim currentGroup As ChoiceActionItem = Nothing
+        If Not selectedItem Is Nothing Then
+            'Get the selected item's parent group 
+            currentGroup = selectedItem.ParentItem
+            Dim unusableTypes As List(Of Type) = New List(Of Type)()
+            'Collect the types that must be deleted 
+            For Each type As Type In types
+                Dim deletionRequired As Boolean = True
+                For Each item As ChoiceActionItem In currentGroup.Items
+                    Dim shortcut As ViewShortcut = TryCast(item.Data, ViewShortcut)
+                    If shortcut.ViewId = Application.FindListViewId(type) Then
+                        deletionRequired = False
+                    End If
+                Next item
+                If deletionRequired = True Then
+                    unusableTypes.Add(type)
+                End If
+            Next type
+            'Remove the collected types 
+            For Each type As Type In unusableTypes
+                types.Remove(type)
+            Next type
+        End If
+    End Sub
+    Protected Overrides Sub OnDeactivated()
+        MyBase.OnDeactivated()
+        RemoveHandler Frame.GetController(Of ShowNavigationItemController)().ShowNavigationItemAction.SelectedItemChanged, _
+         AddressOf ShowNavigationItemAction_SelectedItemChanged
+        RemoveHandler CollectCreatableItemTypes, AddressOf MyController_CollectCreatableItemTypes
+        RemoveHandler CollectDescendantTypes, AddressOf MyController_CollectDescendantTypes
+    End Sub
+End Class