95e30f9593
When loading an alternate configuration use that file as current configuration filename. Make the filename visible in the dialog. Default continue to be .config. Inspired by patch from: Cyrill Gorcunov <gorcunov@gmail.com> Signed-off-by: Sam Ravnborg <sam@ravnborg.org> Cc: Cyrill Gorcunov <gorcunov@gmail.com>
226 lines
6.5 KiB
C
226 lines
6.5 KiB
C
/*
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* dialog.h -- common declarations for all dialog modules
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*
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* AUTHOR: Savio Lam (lam836@cs.cuhk.hk)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (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, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <sys/types.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <ctype.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdbool.h>
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#ifdef __sun__
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#define CURS_MACROS
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#endif
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#include CURSES_LOC
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/*
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* Colors in ncurses 1.9.9e do not work properly since foreground and
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* background colors are OR'd rather than separately masked. This version
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* of dialog was hacked to work with ncurses 1.9.9e, making it incompatible
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* with standard curses. The simplest fix (to make this work with standard
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* curses) uses the wbkgdset() function, not used in the original hack.
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* Turn it off if we're building with 1.9.9e, since it just confuses things.
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*/
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#if defined(NCURSES_VERSION) && defined(_NEED_WRAP) && !defined(GCC_PRINTFLIKE)
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#define OLD_NCURSES 1
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#undef wbkgdset
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#define wbkgdset(w,p) /*nothing */
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#else
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#define OLD_NCURSES 0
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#endif
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#define TR(params) _tracef params
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#define KEY_ESC 27
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#define TAB 9
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#define MAX_LEN 2048
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#define BUF_SIZE (10*1024)
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#define MIN(x,y) (x < y ? x : y)
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#define MAX(x,y) (x > y ? x : y)
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#ifndef ACS_ULCORNER
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#define ACS_ULCORNER '+'
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#endif
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#ifndef ACS_LLCORNER
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#define ACS_LLCORNER '+'
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#endif
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#ifndef ACS_URCORNER
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#define ACS_URCORNER '+'
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#endif
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#ifndef ACS_LRCORNER
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#define ACS_LRCORNER '+'
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#endif
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#ifndef ACS_HLINE
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#define ACS_HLINE '-'
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#endif
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#ifndef ACS_VLINE
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#define ACS_VLINE '|'
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#endif
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#ifndef ACS_LTEE
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#define ACS_LTEE '+'
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#endif
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#ifndef ACS_RTEE
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#define ACS_RTEE '+'
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#endif
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#ifndef ACS_UARROW
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#define ACS_UARROW '^'
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#endif
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#ifndef ACS_DARROW
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#define ACS_DARROW 'v'
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#endif
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/* error return codes */
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#define ERRDISPLAYTOOSMALL (KEY_MAX + 1)
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/*
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* Color definitions
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*/
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struct dialog_color {
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chtype atr; /* Color attribute */
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int fg; /* foreground */
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int bg; /* background */
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int hl; /* highlight this item */
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};
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struct dialog_info {
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const char *backtitle;
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struct dialog_color screen;
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struct dialog_color shadow;
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struct dialog_color dialog;
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struct dialog_color title;
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struct dialog_color border;
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struct dialog_color button_active;
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struct dialog_color button_inactive;
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struct dialog_color button_key_active;
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struct dialog_color button_key_inactive;
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struct dialog_color button_label_active;
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struct dialog_color button_label_inactive;
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struct dialog_color inputbox;
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struct dialog_color inputbox_border;
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struct dialog_color searchbox;
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struct dialog_color searchbox_title;
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struct dialog_color searchbox_border;
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struct dialog_color position_indicator;
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struct dialog_color menubox;
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struct dialog_color menubox_border;
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struct dialog_color item;
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struct dialog_color item_selected;
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struct dialog_color tag;
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struct dialog_color tag_selected;
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struct dialog_color tag_key;
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struct dialog_color tag_key_selected;
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struct dialog_color check;
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struct dialog_color check_selected;
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struct dialog_color uarrow;
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struct dialog_color darrow;
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};
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/*
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* Global variables
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*/
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extern struct dialog_info dlg;
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extern char dialog_input_result[];
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/*
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* Function prototypes
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*/
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/* item list as used by checklist and menubox */
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void item_reset(void);
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void item_make(const char *fmt, ...);
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void item_add_str(const char *fmt, ...);
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void item_set_tag(char tag);
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void item_set_data(void *p);
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void item_set_selected(int val);
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int item_activate_selected(void);
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void *item_data(void);
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char item_tag(void);
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/* item list manipulation for lxdialog use */
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#define MAXITEMSTR 200
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struct dialog_item {
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char str[MAXITEMSTR]; /* promtp displayed */
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char tag;
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void *data; /* pointer to menu item - used by menubox+checklist */
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int selected; /* Set to 1 by dialog_*() function if selected. */
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};
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/* list of lialog_items */
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struct dialog_list {
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struct dialog_item node;
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struct dialog_list *next;
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};
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extern struct dialog_list *item_cur;
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extern struct dialog_list item_nil;
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extern struct dialog_list *item_head;
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int item_count(void);
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void item_set(int n);
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int item_n(void);
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const char *item_str(void);
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int item_is_selected(void);
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int item_is_tag(char tag);
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#define item_foreach() \
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for (item_cur = item_head ? item_head: item_cur; \
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item_cur && (item_cur != &item_nil); item_cur = item_cur->next)
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/* generic key handlers */
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int on_key_esc(WINDOW *win);
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int on_key_resize(void);
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void init_dialog(const char *backtitle);
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void set_dialog_backtitle(const char *backtitle);
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void reset_dialog(void);
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void end_dialog(void);
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void attr_clear(WINDOW * win, int height, int width, chtype attr);
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void dialog_clear(void);
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void print_autowrap(WINDOW * win, const char *prompt, int width, int y, int x);
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void print_button(WINDOW * win, const char *label, int y, int x, int selected);
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void print_title(WINDOW *dialog, const char *title, int width);
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void draw_box(WINDOW * win, int y, int x, int height, int width, chtype box,
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chtype border);
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void draw_shadow(WINDOW * win, int y, int x, int height, int width);
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int first_alpha(const char *string, const char *exempt);
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int dialog_yesno(const char *title, const char *prompt, int height, int width);
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int dialog_msgbox(const char *title, const char *prompt, int height,
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int width, int pause);
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int dialog_textbox(const char *title, const char *file, int height, int width);
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int dialog_menu(const char *title, const char *prompt,
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const void *selected, int *s_scroll);
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int dialog_checklist(const char *title, const char *prompt, int height,
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int width, int list_height);
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extern char dialog_input_result[];
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int dialog_inputbox(const char *title, const char *prompt, int height,
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int width, const char *init);
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/*
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* This is the base for fictitious keys, which activate
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* the buttons.
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*
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* Mouse-generated keys are the following:
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* -- the first 32 are used as numbers, in addition to '0'-'9'
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* -- the lowercase are used to signal mouse-enter events (M_EVENT + 'o')
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* -- uppercase chars are used to invoke the button (M_EVENT + 'O')
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*/
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#define M_EVENT (KEY_MAX+1)
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