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Menu.cpp
Go to the documentation of this file.
1
/* Project nGenEx
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Destroyer Studios LLC
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Copyright © 1997-2004. All Rights Reserved.
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SUBSYSTEM: nGenEx.lib
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FILE: Menu.cpp
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AUTHOR: John DiCamillo
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OVERVIEW
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========
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Simple menu hierarchy class
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*/
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#include "
MemDebug.h
"
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#include "
Menu.h
"
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// +--------------------------------------------------------------------+
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void
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Menu::AddItem
(
Text
label, DWORD value,
bool
enabled)
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{
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MenuItem
* item =
new
(__FILE__,__LINE__)
MenuItem
(label, value, enabled);
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if
(item) {
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item->
menu
=
this
;
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items
.
append
(item);
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}
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}
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void
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Menu::AddItem
(
MenuItem
* item)
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{
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if
(item->
submenu
)
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item->
submenu
->
SetParent
(
this
);
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item->
menu
=
this
;
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items
.
append
(item);
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}
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void
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Menu::AddMenu
(
Text
label,
Menu
* menu, DWORD value)
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{
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MenuItem
* item =
new
(__FILE__,__LINE__)
MenuItem
(label, value);
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if
(item) {
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item->
menu
=
this
;
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item->
submenu
= menu;
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menu->
parent
=
this
;
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items
.
append
(item);
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}
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}
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MenuItem
*
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Menu::GetItem
(
int
index)
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{
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if
(index >= 0 && index <
items
.
size
())
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return
items
[index];
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return
0;
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}
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void
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Menu::SetItem
(
int
index,
MenuItem
* item)
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{
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if
(item && index >= 0 && index <
items
.
size
())
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items
[index] = item;
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}
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int
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Menu::NumItems
()
const
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{
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return
items
.
size
();
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}
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void
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Menu::ClearItems
()
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{
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items
.
destroy
();
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}
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// +--------------------------------------------------------------------+
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MenuItem::MenuItem
(
Text
label, DWORD value,
bool
e)
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: text(label), data(value), enabled(e), submenu(0), selected(0)
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{ }
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MenuItem::~MenuItem
()
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{ }
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// +--------------------------------------------------------------------+
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Menu
*
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MenuHistory::GetCurrent
()
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{
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int
n = history.
size
();
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if
(n)
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return
history[n-1];
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return
0;
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}
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Menu
*
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MenuHistory::GetLevel
(
int
n)
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{
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if
(n >= 0 && n < history.
size
())
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return
history[n];
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return
0;
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}
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Menu
*
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MenuHistory::Find
(
const
char
* title)
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{
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for
(
int
i = 0; i < history.
size
(); i++)
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if
(history[i]->GetTitle() == title)
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return
history[i];
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return
0;
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}
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void
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MenuHistory::Pop
()
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{
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int
n = history.
size
();
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if
(n)
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history.
removeIndex
(n-1);
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}
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void
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MenuHistory::Push
(
Menu
* menu)
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{
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history.
append
(menu);
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}
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void
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MenuHistory::Clear
()
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{
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history.
clear
();
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}
nGenEx
Menu.cpp
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