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Diffstat (limited to 'Stars45/Menu.cpp')
| -rw-r--r-- | Stars45/Menu.cpp | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/Stars45/Menu.cpp b/Stars45/Menu.cpp new file mode 100644 index 0000000..8a3caad --- /dev/null +++ b/Stars45/Menu.cpp @@ -0,0 +1,167 @@ +/* Starshatter OpenSource Distribution + Copyright (c) 1997-2004, Destroyer Studios LLC. + All Rights Reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are met: + + * Redistributions of source code must retain the above copyright notice, + this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above copyright notice, + this list of conditions and the following disclaimer in the documentation + and/or other materials provided with the distribution. + * Neither the name "Destroyer Studios" nor the names of its contributors + may be used to endorse or promote products derived from this software + without specific prior written permission. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + POSSIBILITY OF SUCH DAMAGE. + + SUBSYSTEM: nGenEx.lib + FILE: Menu.cpp + AUTHOR: John DiCamillo + + + OVERVIEW + ======== + Simple menu hierarchy class +*/ + +#include "MemDebug.h" +#include "Menu.h" + +// +--------------------------------------------------------------------+ + +void +Menu::AddItem(Text label, DWORD value, bool enabled) +{ + MenuItem* item = new(__FILE__,__LINE__) MenuItem(label, value, enabled); + + if (item) { + item->menu = this; + items.append(item); + } +} + +void +Menu::AddItem(MenuItem* item) +{ + if (item->submenu) + item->submenu->SetParent(this); + item->menu = this; + items.append(item); +} + +void +Menu::AddMenu(Text label, Menu* menu, DWORD value) +{ + MenuItem* item = new(__FILE__,__LINE__) MenuItem(label, value); + + if (item) { + item->menu = this; + item->submenu = menu; + menu->parent = this; + + items.append(item); + } +} + +MenuItem* +Menu::GetItem(int index) +{ + if (index >= 0 && index < items.size()) + return items[index]; + + return 0; +} + +void +Menu::SetItem(int index, MenuItem* item) +{ + if (item && index >= 0 && index < items.size()) + items[index] = item; +} + +int +Menu::NumItems() const +{ + return items.size(); +} + +void +Menu::ClearItems() +{ + items.destroy(); +} + + +// +--------------------------------------------------------------------+ + +MenuItem::MenuItem(Text label, DWORD value, bool e) +: text(label), data(value), enabled(e), submenu(0), selected(0) +{ } + +MenuItem::~MenuItem() +{ } + +// +--------------------------------------------------------------------+ + +Menu* +MenuHistory::GetCurrent() +{ + int n = history.size(); + + if (n) + return history[n-1]; + + return 0; +} + +Menu* +MenuHistory::GetLevel(int n) +{ + if (n >= 0 && n < history.size()) + return history[n]; + + return 0; +} + +Menu* +MenuHistory::Find(const char* title) +{ + for (int i = 0; i < history.size(); i++) + if (history[i]->GetTitle() == title) + return history[i]; + + return 0; +} + +void +MenuHistory::Pop() +{ + int n = history.size(); + + if (n) + history.removeIndex(n-1); +} + +void +MenuHistory::Push(Menu* menu) +{ + history.append(menu); +} + +void +MenuHistory::Clear() +{ + history.clear(); +} |