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OWL1.PAK
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GROUPBOX.CPP
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1995-08-29
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// ObjectWindows - (C) Copyright 1992 by Borland International
/* --------------------------------------------------------
GROUPBOX.CPP
Defines type TGroupBox. This defines the basic behavior
for all group boxes.
-------------------------------------------------------- */
#include "groupbox.h"
/* Constructor for a TGroupBox object. Initializes its data fields
using supplied parameters and default values. By default, the
parent window is notified when the state of the group box's selection
boxes has changed. */
TGroupBox::TGroupBox(PTWindowsObject AParent, int AnId, LPSTR AText,
int X, int Y, int W, int H, PTModule AModule)
: TControl(AParent, AnId, AText, X, Y, W, H, AModule)
{
NotifyParent = TRUE;
Attr.Style = (Attr.Style | BS_GROUPBOX) & ~WS_TABSTOP;
}
/* Constructor for a TGroupBox to be associated with a MS-Windows interface
element created by MS-Windows from a resource definition. Initializes
its data fields using supplied parameters. By default, the
parent window is notified when the state of the group box's selection
boxes has changed.Disables transfer of state data for the TGroupBox. */
TGroupBox::TGroupBox(PTWindowsObject AParent, int ResourceId, PTModule AModule)
: TControl(AParent, ResourceId, AModule)
{
NotifyParent = TRUE;
DisableTransfer();
}
/* Notifies parent that the selection in the associated groupbox has
changed. This method is called by TCheckBoxes grouped in the groupbox
when their state changes. */
void TGroupBox::SelectionChanged(int ControlId)
{
if ( NotifyParent )
SendMessage(Parent->HWindow, WM_COMMAND, Attr.Id,
MAKELONG(HWindow, ControlId));
}
/* Reads an instance of TGroupBox from the passed ipstream. */
void *TGroupBox::read(ipstream& is)
{
TWindow::read(is);
is >> NotifyParent;
return this;
}
/* Writes the TGroupBox to the passed opstream. */
void TGroupBox::write(opstream& os)
{
TWindow::write(os);
os << NotifyParent;
}
TStreamable *TGroupBox::build()
{
return new TGroupBox(streamableInit);
}
TStreamableClass RegGroupBox("TGroupBox", TGroupBox::build,
__DELTA(TGroupBox));