169 lines
8.6 KiB
C++
169 lines
8.6 KiB
C++
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/*
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** Command & Conquer(tm)
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** Copyright 2025 Electronic Arts Inc.
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**
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** This program is free software: you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation, either version 3 of the License, or
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** (at your option) any later version.
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**
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** This program is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/* $Header: F:\projects\c&c\vcs\code\cheklist.cpv 2.18 16 Oct 1995 16:48:36 JOE_BOSTIC $ */
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/***************************************************************************
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** C O N F I D E N T I A L --- W E S T W O O D S T U D I O S **
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***************************************************************************
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* *
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* Project Name : Command & Conquer *
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* *
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* File Name : CHEKLIST.CPP *
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* *
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* Programmer : Bill Randolph *
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* *
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* Start Date : February 16, 1995 *
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* *
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* Last Update : February 16, 1995 [BR] *
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* *
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*-------------------------------------------------------------------------*
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* Functions: *
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* CheckListClass::Action -- action function for this class *
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* CheckListClass::CheckListClass -- constructor *
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* CheckListClass::Check_Item -- [un]checks an items *
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* CheckListClass::~CheckListClass -- destructor *
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* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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#include "function.h"
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/***************************************************************************
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* CheckListClass::CheckListClass -- constructor *
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* *
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* INPUT: *
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* id control ID for this list box *
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* x x-coord *
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* y y-coord *
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* w width *
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* h height *
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* flags mouse event flags *
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* up ptr to Up-arrow shape *
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* down ptr to Down-arrow shape *
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* *
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* OUTPUT: *
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* none. *
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* *
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* WARNINGS: *
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* none. *
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* *
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* HISTORY: *
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* 02/16/1995 BR : Created. *
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*=========================================================================*/
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CheckListClass::CheckListClass(int id, int x, int y, int w, int h, TextPrintType flags,
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void const * up, void const * down) :
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ListClass (id, x, y, w, h, flags, up, down)
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{
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IsReadOnly = false;
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}
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/***************************************************************************
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* CheckListClass::Check_Item -- [un]checks an items *
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* *
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* INPUT: *
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* index index of item to check or uncheck *
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* checked 0 = uncheck, non-zero = check *
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* *
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* OUTPUT: *
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* none. *
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* *
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* WARNINGS: *
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* none. *
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* *
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* HISTORY: *
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* 02/16/1995 BR : Created. *
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*=========================================================================*/
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void CheckListClass::Check_Item(int index, int checked)
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{
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if (List[index]) {
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((char &)List[index][0]) = checked ? CHECK_CHAR : UNCHECK_CHAR;
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}
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}
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/***************************************************************************
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* CheckListClass::Is_Checked -- returns checked state of an item *
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* *
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* INPUT: *
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* index index of item to query *
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* *
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* OUTPUT: *
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* 0 = item is unchecked, 1 = item is checked *
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* *
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* WARNINGS: *
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* none. *
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* *
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* HISTORY: *
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* 02/16/1995 BR : Created. *
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*=========================================================================*/
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int CheckListClass::Is_Checked(int index) const
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{
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if (List[index]) {
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return(List[index][0] == CHECK_CHAR);
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}
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return(false);
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}
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/***************************************************************************
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* CheckListClass::Action -- action function for this class *
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* *
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* INPUT: *
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* flags the reason we're being called *
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* key the KN_number that was pressed *
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* *
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* OUTPUT: *
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* true = event was processed, false = event not processed *
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* *
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* WARNINGS: *
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* none. *
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* *
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* HISTORY: *
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* 02/16/1995 BR : Created. *
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*=========================================================================*/
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int CheckListClass::Action(unsigned flags, KeyNumType &key)
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{
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int rc;
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/*
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** If this is a read-only list, it's a display-only device
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*/
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if (IsReadOnly) {
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return(false);
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}
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/*
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** Invoke parents Action first, so it can set the SelectedIndex if needed.
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*/
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rc = ListClass::Action(flags, key);
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/*
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** Now, if this event was a left-press, toggle the checked state of the
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** current item.
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*/
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if (flags & LEFTPRESS) {
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if (Is_Checked(SelectedIndex)) {
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Check_Item(SelectedIndex,0);
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} else {
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Check_Item(SelectedIndex,1);
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}
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}
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return(rc);
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}
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