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dotnet-framework-api
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C1.Win.C1List.4.8 Assembly
- C1.C1PreviewClient.Serialization
- C1.Util
- C1.Util.Win.Design
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C1.Win.C1List
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Classes
- BaseTypeConverter
- BeforeColEditEventArgs
- BeforeColUpdateEventArgs
- BitmapTypeConverter
- C1Combo
- C1DataColumn
- C1DataColumnCollection
- C1DisplayColumn
- C1DisplayColumnCollection
- C1List
- C1List.RowChangedEventArgs
- C1OwnerDrawPrint
- C1PrintProgress
- C1PropImagesCollection
- C1TrueDBGridPreviewFormDropDownEditor
- C1TrueDBGridPrintOptionsFormDropDownEditor
- CellBorders
- ColEventArgs
- ColMoveEventArgs
- ColResizeEventArgs
- ComboBoxContainer
- DropDownList
- ErrorEventArgs
- FetchCellStyleEventArgs
- FetchCellTipsEventArgs
- FetchRowStyleEventArgs
- FetchScrollTipsEventArgs
- FilterEventArgs
- FormatTextEventArgs
- GenericTypeConverter
- GridRenderer
- GridStyleCollection
- MismatchEventArgs
- NotInListEventArgs
- OwnerDrawCellEventArgs
- OwnerDrawPageEventArgs
- PrintCancelException
- PrintForm
- PrintInfo
- PrintOptionsForm
- PrintOptionsForm.ActionItem
- PrintOptionsForm.FillEmptyItem
- PrintOptionsForm.PageBreakItem
- PrintOptionsForm.RowHeightItem
- PrintOptionsForm.WrapTextItem
- PrintPreviewWinSettings
- RowColChangeEventArgs
- SelectedColumnCollection
- SelectedRowCollection
- Split
- SplitCollection
- SplitEventArgs
- Style
- UnboundColumnFetchEventArgs
- ValueItem
- ValueItemCollection
- ValueItems
- Enums
- Delegates
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Classes
- C1.Win.C1List.Design
- C1.Win.C1List.ListBase
- C1.Win.C1List.Localization
- C1.Win.C1List.Styles
- C1.Win.C1List.Util
- C1.Win.C1List.Util.Xml.Serialization
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C1.Win.C1List.4.8 Assembly
- dotnet-api
C1.Win.C1List.ComboBoxContainer.BeforeOpen
BeforeOpen Event
Fires before the list is dropped down.
Namespace: C1.Win.C1List
Assembly: C1.Win.C1List.4.8.dll
Syntax
public event CancelEventHandler BeforeOpenReturns
| Type | Description |
|---|---|
| CancelEventHandler | Fires before the list is dropped down. |