checkbox.h
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- /*
- * checkbox.h
- *
- * Check box control.
- *
- * Portable Windows Library
- *
- * Copyright (c) 1993-1998 Equivalence Pty. Ltd.
- *
- * The contents of this file are subject to the Mozilla Public License
- * Version 1.0 (the "License"); you may not use this file except in
- * compliance with the License. You may obtain a copy of the License at
- * http://www.mozilla.org/MPL/
- *
- * Software distributed under the License is distributed on an "AS IS"
- * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
- * the License for the specific language governing rights and limitations
- * under the License.
- *
- * The Original Code is Portable Windows Library.
- *
- * The Initial Developer of the Original Code is Equivalence Pty. Ltd.
- *
- * Portions are Copyright (C) 1993 Free Software Foundation, Inc.
- * All Rights Reserved.
- *
- * Contributor(s): ______________________________________.
- *
- * $Log: checkbox.h,v $
- * Revision 1.18 1999/03/10 03:49:51 robertj
- * More documentation adjustments.
- *
- * Revision 1.17 1999/03/09 08:01:47 robertj
- * Changed comments for doc++ support (more to come).
- *
- * Revision 1.16 1999/02/16 08:08:45 robertj
- * MSVC 6.0 compatibility changes.
- *
- * Revision 1.15 1998/09/23 06:23:01 robertj
- * Added open source copyright license.
- *
- * Revision 1.14 1995/03/14 12:41:05 robertj
- * Updated documentation to use HTML codes.
- *
- * Revision 1.13 1995/01/27 11:04:15 robertj
- * Changed state of checkbox from CheckValue to BOOL.
- *
- * Revision 1.12 1994/11/28 12:31:46 robertj
- * Documentation.
- *
- * Revision 1.11 1994/10/30 11:46:30 robertj
- * Changed mechanism for doing notification callback functions.
- *
- * Revision 1.10 1994/08/23 11:32:52 robertj
- * Oops
- *
- * Revision 1.9 1994/08/22 00:46:48 robertj
- * Added pragma fro GNU C++ compiler.
- *
- * Revision 1.8 1994/06/25 11:55:15 robertj
- * Unix version synchronisation.
- *
- * Revision 1.7 1994/03/07 07:38:19 robertj
- * Major enhancementsacross the board.
- *
- * Revision 1.6 1994/01/15 02:50:29 robertj
- * Moved control contructors to common and added a platform dependent Construct() function.
- *
- * Revision 1.5 1994/01/03 04:42:23 robertj
- * Mass changes to common container classes and interactors etc etc etc.
- *
- * Revision 1.4 1993/09/27 16:35:25 robertj
- * Removed special constructor for dialog resource loading.
- *
- * Revision 1.3 1993/08/21 01:50:33 robertj
- * Made Clone() function optional, default will assert if called.
- *
- * Revision 1.2 1993/07/14 12:49:16 robertj
- * Fixed RCS keywords.
- *
- */
- #define _PCHECKBOX
- #ifdef __GNUC__
- #pragma interface
- #endif
- /**A 2 state check box control that has {it Checked}, {it Unchecked}
- states.
- The exact appearence of a check box is platform dependent, however, they
- all have some visual distinction between the two states plus a string
- label associated with it.
- */
- class PCheckBox : public PCheck3WayBox
- {
- PCLASSINFO(PCheckBox, PCheck3WayBox);
- public:
- /**Create a check box control with the specified name next to it,
- callback function and the initial check state.
- */
- PCheckBox(
- PInteractor * parent, /// Interactor into which the control is placed.
- BOOL value = FALSE /// Initial state for the check box.
- );
- PCheckBox(
- PInteractor * parent, /// Interactor into which the control is placed.
- const PString & name, /// Name to be placed next to the check box.
- BOOL value = FALSE /// Initial state for the check box.
- );
- PCheckBox(
- PInteractor * parent, /// Interactor into which the control is placed.
- const PString & name, /// Name to be placed next to the check box.
- const PNotifier & notify /// Function to call when changes state.
- );
- /**Create control from interactor layout with the specified control ID.
- This is mainly used in support of resource based dialogs.
- */
- PCheckBox(
- PInteractorLayout * parent, /// Interactor into which the box is placed.
- PRESOURCE_ID ctlID, /// Identifier for the control in the layout.
- const PNotifier & notify, /// Function to call when changes state.
- BOOL * valuePtr /// Variable to change to the check box state.
- );
- /** Destroy the check box. */
- virtual ~PCheckBox();
- /**@name Overrides from class PControl */
- /**This function transfers the value of the control to or from the variable
- pointed to by the value pointer member variable.
- */
- virtual void TransferValue(
- int option
- /**Transfer value option. When this is -1 when the function transfers
- the value from the value pointer into the control. This is called in
- Ref{PDialog::OnInit()} function. When option is zero then the
- function transfers the value from the control to the value pointer
- variable. This is called just before the callback function every time
- the check box state changes.
- */
- );
- /**@name Overrides from class PCheck3WayBox */
- /**Get the current state of the check box.
- @return
- check box state.
- */
- BOOL GetValue() const;
- /**Set the check state of the check box. This will be updated on the
- screen immediately (within OS contsraints).
- Note that unlike the Ref{PCheck3WayBox} class this function is
- limited to the Checked (TRUE) and Unchecked (FALSE) values.
- */
- virtual void SetValue(
- BOOL newVal /// New state to set the check box to.
- );
- /**Get the current value pointer associated with the control. The variable
- pointed to by this is autamatically updated with the current value of
- the check box.
- @return
- value pointer associated with the control.
- */
- BOOL * GetValuePointer() const;
- /**Set the current value pointer associated with the control. The variable
- pointed to by this is autamatically updated with the current value of
- the check box.
- */
- void SetValuePointer(
- BOOL * ptr /// New value pointer to associate with the control.
- );
- #ifdef DOC_PLUS_PLUS
- };
- #endif
- // Class declaration continued in platform specific header file ///////////////