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Diffstat (limited to 'ncurses-5.2/c++/cursesm.cc')
| -rw-r--r-- | ncurses-5.2/c++/cursesm.cc | 383 |
1 files changed, 0 insertions, 383 deletions
diff --git a/ncurses-5.2/c++/cursesm.cc b/ncurses-5.2/c++/cursesm.cc deleted file mode 100644 index b2f20b3..0000000 --- a/ncurses-5.2/c++/cursesm.cc +++ /dev/null @@ -1,383 +0,0 @@ -// * this is for making emacs happy: -*-Mode: C++;-*- -/**************************************************************************** - * Copyright (c) 1998,1999 Free Software Foundation, Inc. * - * * - * Permission is hereby granted, free of charge, to any person obtaining a * - * copy of this software and associated documentation files (the * - * "Software"), to deal in the Software without restriction, including * - * without limitation the rights to use, copy, modify, merge, publish, * - * distribute, distribute with modifications, sublicense, and/or sell * - * copies of the Software, and to permit persons to whom the Software is * - * furnished to do so, subject to the following conditions: * - * * - * The above copyright notice and this permission notice shall be included * - * in all copies or substantial portions of the Software. * - * * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * - * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * - * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * - * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * - * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * - * * - * Except as contained in this notice, the name(s) of the above copyright * - * holders shall not be used in advertising or otherwise to promote the * - * sale, use or other dealings in this Software without prior written * - * authorization. * - ****************************************************************************/ - -/**************************************************************************** - * Author: Juergen Pfeifer <juergen.pfeifer@gmx.net> 1997 * - ****************************************************************************/ - -#include "cursesm.h" -#include "cursesapp.h" -#include "internal.h" - -MODULE_ID("$Id$") - -NCursesMenuItem::~NCursesMenuItem() { - if (item) - OnError(::free_item(item)); -} - -bool -NCursesMenuItem::action() { - return FALSE; -}; - -NCursesMenuCallbackItem::~NCursesMenuCallbackItem() { -} - -bool -NCursesMenuCallbackItem::action() { - if (p_fct) - return p_fct (*this); - else - return FALSE; -} - -/* Internal hook functions. They will route the hook - * calls to virtual methods of the NCursesMenu class, - * so in C++ providing a hook is done simply by - * implementing a virtual method in a derived class - */ -void -NCursesMenu::mnu_init(MENU *m) { - getHook(m)->On_Menu_Init(); -} - -void -NCursesMenu::mnu_term(MENU *m) { - getHook(m)->On_Menu_Termination(); -} - -void -NCursesMenu::itm_init(MENU *m) { - NCursesMenu* M = getHook(m); - M->On_Item_Init (*(M->current_item ())); -} - -void -NCursesMenu::itm_term(MENU *m) { - NCursesMenu* M = getHook(m); - M->On_Item_Termination (*(M->current_item ())); -} - -/* Construct an ITEM* array from an array of NCursesMenuItem - * objects. - */ -ITEM** -NCursesMenu::mapItems(NCursesMenuItem* nitems[]) { - int itemCount = 0,lcv; - - for (lcv=0; nitems[lcv]->item; ++lcv) - ++itemCount; - - ITEM** items = new ITEM*[itemCount + 1]; - - for (lcv=0;nitems[lcv]->item;++lcv) { - items[lcv] = nitems[lcv]->item; - } - items[lcv] = NULL; - - my_items = nitems; - - if (menu) - delete[] ::menu_items(menu); - return items; -} - -void -NCursesMenu::InitMenu(NCursesMenuItem* nitems[], - bool with_frame, - bool autoDelete_Items) { - int mrows, mcols; - - keypad(TRUE); - meta(TRUE); - - b_framed = with_frame; - b_autoDelete = autoDelete_Items; - - menu = (MENU*)0; - menu = ::new_menu(mapItems(nitems)); - if (!menu) - OnError (E_SYSTEM_ERROR); - - UserHook* hook = new UserHook; - hook->m_user = NULL; - hook->m_back = this; - hook->m_owner = menu; - ::set_menu_userptr(menu,(void*)hook); - - ::set_menu_init (menu, NCursesMenu::mnu_init); - ::set_menu_term (menu, NCursesMenu::mnu_term); - ::set_item_init (menu, NCursesMenu::itm_init); - ::set_item_term (menu, NCursesMenu::itm_term); - - scale(mrows, mcols); - ::set_menu_win(menu, w); - - if (with_frame) { - if ((mrows > height()-2) || (mcols > width()-2)) - OnError(E_NO_ROOM); - sub = new NCursesWindow(*this,mrows,mcols,1,1,'r'); - ::set_menu_sub(menu, sub->w); - b_sub_owner = TRUE; - } - else { - sub = (NCursesWindow*)0; - b_sub_owner = FALSE; - } - setDefaultAttributes(); -} - -void -NCursesMenu::setDefaultAttributes() { - NCursesApplication* S = NCursesApplication::getApplication(); - if (S) { - ::set_menu_fore(menu, S->foregrounds()); - ::set_menu_back(menu, S->backgrounds()); - ::set_menu_grey(menu, S->inactives()); - } -} - -NCursesMenu::~NCursesMenu() { - UserHook* hook = (UserHook*)::menu_userptr(menu); - delete hook; - if (b_sub_owner) { - delete sub; - ::set_menu_sub(menu,(WINDOW *)0); - } - if (menu) { - ITEM** itms = ::menu_items(menu); - int cnt = count(); - - OnError(::set_menu_items(menu,(ITEM**)0)); - - if (b_autoDelete) { - if (cnt>0) { - for (int i=0; i <= cnt; i++) - delete my_items[i]; - } - delete[] my_items; - } - - ::free_menu(menu); - // It's essential to do this after free_menu() - delete[] itms; - } -} - -void -NCursesMenu::setSubWindow(NCursesWindow& nsub) { - if (!isDescendant(nsub)) - OnError(E_SYSTEM_ERROR); - else { - if (b_sub_owner) - delete sub; - sub = ⊄ - ::set_menu_sub(menu,sub->w); - } -} - -bool -NCursesMenu::set_pattern (const char *pat) { - int res = ::set_menu_pattern (menu, pat); - switch(res) { - case E_OK: - break; - case E_NO_MATCH: - return FALSE; - default: - OnError (res); - } - return TRUE; -} - -// call the menu driver and do basic error checking. -int -NCursesMenu::driver (int c) { - int res = ::menu_driver (menu, c); - switch (res) { - case E_OK: - case E_REQUEST_DENIED: - case E_NOT_SELECTABLE: - case E_UNKNOWN_COMMAND: - case E_NO_MATCH: - break; - default: - OnError (res); - } - return (res); -} - -static const int CMD_QUIT = MAX_COMMAND + 1; -static const int CMD_ACTION = MAX_COMMAND + 2; -// -// ------------------------------------------------------------------------- -// Provide a default key virtualization. Translate the keyboard -// code c into a menu request code. -// The default implementation provides a hopefully straightforward -// mapping for the most common keystrokes and menu requests. -// ------------------------------------------------------------------------- -int -NCursesMenu::virtualize(int c) { - switch(c) { - case CTRL('X') : return(CMD_QUIT); // eXit - - case KEY_DOWN : return(REQ_DOWN_ITEM); - case CTRL('N') : return(REQ_NEXT_ITEM); // Next - case KEY_UP : return(REQ_UP_ITEM); - case CTRL('P') : return(REQ_PREV_ITEM); // Previous - - case CTRL('U') : return(REQ_SCR_ULINE); // Up - case CTRL('D') : return(REQ_SCR_DLINE); // Down - case CTRL('F') : return(REQ_SCR_DPAGE); // Forward - case CTRL('B') : return(REQ_SCR_UPAGE); // Backward - - case CTRL('Y') : return(REQ_CLEAR_PATTERN); - case CTRL('H') : return(REQ_BACK_PATTERN); - case CTRL('A') : return(REQ_NEXT_MATCH); - case CTRL('E') : return(REQ_PREV_MATCH); - case CTRL('T') : return(REQ_TOGGLE_ITEM); - - case CTRL('J') : - case CTRL('M') : return(CMD_ACTION); - - case KEY_HOME : return(REQ_FIRST_ITEM); - case KEY_LEFT : return(REQ_LEFT_ITEM); - case KEY_RIGHT : return(REQ_RIGHT_ITEM); - case KEY_END : return(REQ_LAST_ITEM); - case KEY_BACKSPACE : return(REQ_BACK_PATTERN); - case KEY_NPAGE : return(REQ_SCR_DPAGE); - case KEY_PPAGE : return(REQ_SCR_UPAGE); - - default: - return(c); - } -} - -NCursesMenuItem* -NCursesMenu::operator()(void) { - int drvCmnd; - int err; - int c; - bool b_action = FALSE; - - post(); - show(); - refresh(); - - while (!b_action && ((drvCmnd = virtualize((c=getch()))) != CMD_QUIT)) { - - switch((err=driver(drvCmnd))) { - case E_REQUEST_DENIED: - On_Request_Denied(c); - break; - case E_NOT_SELECTABLE: - On_Not_Selectable(c); - break; - case E_UNKNOWN_COMMAND: - if (drvCmnd == CMD_ACTION) { - if (options() & O_ONEVALUE) { - NCursesMenuItem* itm = current_item(); - assert(itm != 0); - if (itm->options() & O_SELECTABLE) - { - b_action = itm->action(); - refresh(); - } - else - On_Not_Selectable(c); - } - else { - int n = count(); - for(int i=0; i<n; i++) { - NCursesMenuItem* itm = my_items[i]; - if (itm->value()) { - b_action |= itm->action(); - refresh(); - } - } - } - } else - On_Unknown_Command(c); - break; - case E_NO_MATCH: - On_No_Match(c); - break; - case E_OK: - break; - default: - OnError(err); - } - } - - unpost(); - hide(); - refresh(); - if (options() & O_ONEVALUE) - return my_items[::item_index (::current_item (menu))]; - else - return NULL; -} - -void -NCursesMenu::On_Menu_Init() { -} - -void -NCursesMenu::On_Menu_Termination() { -} - -void -NCursesMenu::On_Item_Init(NCursesMenuItem& item) { -} - -void -NCursesMenu::On_Item_Termination(NCursesMenuItem& item) { -} - -void -NCursesMenu::On_Request_Denied(int c) const { - beep(); -} - -void -NCursesMenu::On_Not_Selectable(int c) const { - beep(); -} - -void -NCursesMenu::On_No_Match(int c) const { - beep(); -} - -void -NCursesMenu::On_Unknown_Command(int c) const { - beep(); -} - |