diff options
Diffstat (limited to 'crawl-ref/source/menu.cc')
| -rw-r--r-- | crawl-ref/source/menu.cc | 163 |
1 files changed, 100 insertions, 63 deletions
diff --git a/crawl-ref/source/menu.cc b/crawl-ref/source/menu.cc index bdf4beb817..da821e7c2f 100644 --- a/crawl-ref/source/menu.cc +++ b/crawl-ref/source/menu.cc @@ -8,12 +8,15 @@ #include "view.h" Menu::Menu( int _flags ) - : selitem_text(NULL), + : f_selitem(NULL), + f_drawitem(NULL), + f_keyfilter(NULL), title(NULL), flags(_flags), first_entry(0), y_offset(0), pagesize(0), + more("-more-", true), items(), sel(NULL), select_filter(), @@ -22,6 +25,7 @@ Menu::Menu( int _flags ) lastch(0), alive(false) { + set_flags(flags); } Menu::~Menu() @@ -32,6 +36,21 @@ Menu::~Menu() delete highlighter; } +void Menu::set_flags(int new_flags, bool use_options) +{ + flags = new_flags; + if (use_options) + { + if (Options.easy_exit_menu) + flags |= MF_EASY_EXIT; + } +} + +void Menu::set_more(const formatted_string &fs) +{ + more = fs; +} + void Menu::set_highlighter( MenuHighlighter *mh ) { if (highlighter != mh) @@ -65,7 +84,7 @@ std::vector<MenuEntry *> Menu::show() deselect_all(false); // Lose lines for the title + room for more. - pagesize = get_number_of_lines() - 2; + pagesize = get_number_of_lines() - !!title - 1; #ifdef DOS_TERM char buffer[4600]; @@ -100,8 +119,6 @@ void Menu::do_menu( std::vector<MenuEntry*> *selected ) bool Menu::is_set(int flag) const { - if (flag == MF_EASY_EXIT && Options.easy_exit_menu) - return true; return (flags & flag) == flag; } @@ -111,60 +128,66 @@ bool Menu::process_key( int keyin ) return false; bool nav = false, repaint = false; + + if (f_keyfilter) + keyin = (*f_keyfilter)(keyin); + switch (keyin) { - case CK_ENTER: + case 0: + return true; + case CK_ENTER: + return false; + case CK_ESCAPE: + sel->clear(); + lastch = keyin; + return false; + case ' ': case CK_PGDN: case '>': case '\'': + nav = true; + repaint = page_down(); + if (!repaint && !is_set(MF_EASY_EXIT) && !is_set(MF_NOWRAP)) + { + repaint = first_entry != 0; + first_entry = 0; + } + break; + case CK_PGUP: case '<': case ';': + nav = true; + repaint = page_up(); + break; + case CK_UP: + nav = true; + repaint = line_up(); + break; + case CK_DOWN: + nav = true; + repaint = line_down(); + break; + default: + lastch = keyin; + + // If no selection at all is allowed, exit now. + if (!(flags & (MF_SINGLESELECT | MF_MULTISELECT))) return false; - case CK_ESCAPE: - sel->clear(); - lastch = keyin; + + if (!is_set(MF_NO_SELECT_QTY) && isdigit( keyin )) + { + if (num > 999) + num = -1; + num = (num == -1)? keyin - '0' : + num * 10 + keyin - '0'; + } + + select_items( keyin, num ); + get_selected( sel ); + if (sel->size() == 1 && (flags & MF_SINGLESELECT)) return false; - case ' ': case CK_PGDN: case '>': case '\'': - nav = true; - repaint = page_down(); - if (!repaint && flags && !is_set(MF_EASY_EXIT)) - { - repaint = first_entry != 0; - first_entry = 0; - } - break; - case CK_PGUP: case '<': case ';': - nav = true; - repaint = page_up(); - break; - case CK_UP: - nav = true; - repaint = line_up(); - break; - case CK_DOWN: - nav = true; - repaint = line_down(); - break; - default: - lastch = keyin; - - // If no selection at all is allowed, exit now. - if (!(flags & (MF_SINGLESELECT | MF_MULTISELECT))) - return false; - - if (!is_set(MF_NO_SELECT_QTY) && isdigit( keyin )) - { - if (num > 999) - num = -1; - num = (num == -1)? keyin - '0' : - num * 10 + keyin - '0'; - } - - select_items( keyin, num ); - get_selected( sel ); - if (sel->size() == 1 && (flags & MF_SINGLESELECT)) - return false; - draw_select_count( sel->size() ); + draw_select_count( sel->size() ); - if (flags & MF_ANYPRINTABLE && !isdigit( keyin )) - return false; + if (flags & MF_ANYPRINTABLE && !isdigit( keyin )) + return false; - break; + break; } if (!isdigit( keyin )) @@ -175,7 +198,7 @@ bool Menu::process_key( int keyin ) if (repaint) draw_menu( sel ); // Easy exit should not kill the menu if there are selected items. - else if (sel->empty() && (!flags || is_set(MF_EASY_EXIT))) + else if (sel->empty() && is_set(MF_EASY_EXIT)) { sel->clear(); return false; @@ -215,9 +238,9 @@ void Menu::draw_select_count( int count ) if (!is_set(MF_MULTISELECT)) return; - if (selitem_text) + if (f_selitem) { - draw_title_suffix( selitem_text( sel ) ); + draw_title_suffix( f_selitem( sel ) ); } else { @@ -381,7 +404,7 @@ void Menu::draw_menu( std::vector< MenuEntry* > *selected ) draw_title(); draw_select_count( selected->size() ); - y_offset = 2; + y_offset = 1 + !!title; int end = first_entry + pagesize; if (end > (int) items.size()) end = items.size(); @@ -390,11 +413,10 @@ void Menu::draw_menu( std::vector< MenuEntry* > *selected ) { draw_item( i ); } - if (end < (int) items.size()) + if (end < (int) items.size() || is_set(MF_ALWAYS_SHOW_MORE)) { gotoxy( 1, y_offset + pagesize ); - textcolor( LIGHTGREY ); - cprintf("-more-"); + more.display(); } } @@ -424,14 +446,29 @@ void Menu::draw_title() } } +bool Menu::in_page(int index) const +{ + return (index >= first_entry && index < first_entry + pagesize); +} + void Menu::draw_item( int index ) const { - if (index < first_entry || index >= first_entry + pagesize) + if (!in_page(index)) return; - gotoxy( 1, y_offset + index - first_entry ); - textcolor( item_colour(items[index]) ); - cprintf( "%s", items[index]->get_text().c_str() ); + + draw_item(index, items[index]); +} + +void Menu::draw_item(int index, const MenuEntry *me) const +{ + if (f_drawitem) + (*f_drawitem)(index, me); + else + { + textcolor( item_colour(items[index]) ); + cprintf( "%s", items[index]->get_text().c_str() ); + } } bool Menu::page_down() |