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Stored procedures
Enumerates the controls found in a window or page.
Remarks:
  • This function is used by the user groupware to enumerate the controls whose status (invisible, grayed, inactive) can be modified by the user groupware.
  • This function can be used even if the user groupware is not enabled in the project.
Versions 19 and later
WEBDEV - Server codeWindows This function is now available for the WEBDEV sites in Windows.
New in version 19
WEBDEV - Server codeWindows This function is now available for the WEBDEV sites in Windows.
WEBDEV - Server codeWindows This function is now available for the WEBDEV sites in Windows.
Example
PROCEDURE EnumChildControl(sParentName is string)
 
// Browse the controls
nSubscript is int = 1
sNameChildControl is string
sControlInfo is string = gpwEnumControl(sParentName, nSubscript)
WHILE sControlInfo <> ""
Trace(sControlInfo)
// Retrieve the full name of the child control
sNameChildControl = ExtractString(sControlInfo, 1, TAB)
Trace(sNameChildControl)
// Next control
nSubscript++
sControlInfo = gpwEnumControl(sParentName, nSubscript)
END
Syntax
<Result> = gpwEnumControl(<Parent element> , <Subscript>)
<Result>: Character string
  • Characteristics of control found. These characteristics have the following format:
    <Full control name> + TAB + <Full parent name> + TAB + ...
    <Type> + TAB + <Plain type> + TAB + <Caption>

    where:
    • <Full control name>: Full name of the control found.
    • <Full parent name>: Full name of control parent (empty string for a window).
    • <Type>: identifier of control type (..Type).
    • <Plain type>: Readable control type (for example, "Button", "Scrollbar", ...).
    • <Caption>: Control caption.
  • "" (empty string) if the enumeration is ended.
<Parent element>: Character string with quotes
Name of "parent" object (containing the control). This parameter corresponds to the name of a window, page or report.
<Subscript>: Integer
Subscript of control to enumerate. Each control is associated with a number. This number corresponds to the order in which the controls have been created.
Component : wd250gpu.dll
Minimum version required
  • Version 18
This page is also available for…
Comments
Listagem dos itens da tela
Procedure Screen_03_CargaItens(Janela)
TableGrid_ControlItens.DeleteAll()
Itens is string = ""
nSubscript is int = 1
sControl0, sControl1, sControl2, sControl3, sControl4, sControl5, sControl6 is string
sParentName is string = Janela //"WIN_Form_tabela"
sControlInfo is string = gpwEnumControl(sParentName, nSubscript)
WHILE sControlInfo <> ""
sControl1 = ExtractString(sControlInfo, 1, TAB) //Full control name *
sControl2 = ExtractString(sControlInfo, 2, TAB) //Full parent name
sControl3 = ExtractString(sControlInfo, 3, TAB) //Type
sControl4 = ExtractString(sControlInfo, 4, TAB) //Plain type *
sControl5 = ExtractString(sControlInfo, 5, TAB) //caption *
sControl6 = ExtractString(sControlInfo, 6, TAB) //tab order
sControl0 = ExtractString(sControl1,1,".",FromEnd)
TableAdd(TableGrid_ControlItens,Janela+"."+sControl1 +TAB+ sControl0 +TAB+ sControl5 +TAB+ sControl4 + TAB+ "")
nSubscript++
sControlInfo = gpwEnumControl(sParentName, nSubscript)
Itens += sControl1 + CR
END
BOLLER
13 May 2019