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/Win/WIA/List devices without dialogs
Required plugins for this example: MBS Win Plugin
You find this example project in your Plugins Download as a Xojo project file within the examples folder: /Win/WIA/List devices without dialogs
This example is the version from Sun, 17th Mar 2012.
Project "List devices without dialogs.xojo_binary_project"
Class App Inherits Application
Const kEditClear = "&Löschen"
Const kFileQuit = "Beenden"
Const kFileQuitShortcut = ""
EventHandler Sub Open()
if not TargetWin32 then
MsgBox "This project needs Windows."
end if
End EventHandler
End Class
Class Window1 Inherits Window
Control List Inherits Listbox
ControlInstance List Inherits Listbox
EventHandler Sub ExpandRow(row As Integer)
dim v as Variant = List.RowTag(row)
if v isa WIAItemMBS then
dim it as WIAItemMBS = v
EnumerateItems it
end if
End EventHandler
End Control
EventHandler Sub Open()
DeviceManager1 = new WIADeviceManager1MBS
// Enumerate all local devices
dim e as WIADeviceInfoEnumeratorMBS = DeviceManager1.EnumDeviceInfo(DeviceManager1.kEnumLocal)
if e<>Nil then
dim p as WIAPropertyStorageMBS = e.NextItem
while p<>Nil
// add device for this ID
dim name as string = p.Read(p.kDevicePropertyDevNameString)
dim id as string = p.Read(p.kDevicePropertyDevIdString)
dim d as WIAItemMBS = DeviceManager1.CreateDevice(id)
AddItem d, name
p = e.NextItem
wend
end if
DeviceManager2 = new WIADeviceManager2MBS
// Enumerate all local devices
e = DeviceManager2.EnumDeviceInfo(DeviceManager2.kEnumLocal)
if e<>Nil then
dim p as WIAPropertyStorageMBS = e.NextItem
while p<>Nil
// add device for this ID
dim name as string = p.Read(p.kDevicePropertyDevNameString)
dim id as string = p.Read(p.kDevicePropertyDevIdString)
dim d as WIAItemMBS = DeviceManager2.CreateDevice(id)
AddItem d, name
p = e.NextItem
wend
end if
End EventHandler
Sub AddItem(it as WIAItemMBS, name as string)
if it<>nil then
if name = "" then
dim p as WIAPropertyStorageMBS = it.PropertyStorage
name = p.Read(p.kItemPropertyItemNameString)
end if
// either folder, device or has attachments
if BitwiseAnd(it.ItemType,it.kTypeFolder + it.kTypeDevice +it.kTypeHasAttachments ) <> 0 then
List.addfolder name
else
List.addrow name
end if
List.RowTag(List.LastIndex) = it
end if
End Sub
Sub EnumerateItems(root as WIAItemMBS)
dim e as WIAItemEnumeratorMBS = Root.EnumerateChildItems
if e<>Nil then
dim it as WIAItemMBS = e.NextItem
while it<>nil
AddItem it, ""
it = e.NextItem
wend
end if
End Sub
Property DeviceManager1 As WIADeviceManager1MBS
Property DeviceManager2 As WIADeviceManager2MBS
End Class
MenuBar MenuBar1
MenuItem FileMenu = "&Ablage"
MenuItem FileQuit = "#App.kFileQuit"
MenuItem EditMenu = "&Bearbeiten"
MenuItem EditUndo = "&Rückgängig"
MenuItem UntitledMenu1 = "-"
MenuItem EditCut = "&Ausschneiden"
MenuItem EditCopy = "&Kopieren"
MenuItem EditPaste = "&Einfügen"
MenuItem EditClear = "#App.kEditClear"
MenuItem UntitledMenu0 = "-"
MenuItem EditSelectAll = "&Alles auswählen"
End MenuBar
End Project
See also:
The items on this page are in the following plugins: MBS Win Plugin.
