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-rw-r--r--kconfig/lxdialog/dialog.h236
1 files changed, 236 insertions, 0 deletions
diff --git a/kconfig/lxdialog/dialog.h b/kconfig/lxdialog/dialog.h
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+++ b/kconfig/lxdialog/dialog.h
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+/*
+ * dialog.h -- common declarations for all dialog modules
+ *
+ * AUTHOR: Savio Lam (lam836@cs.cuhk.hk)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <sys/types.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <ctype.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdbool.h>
+
+#ifndef KBUILD_NO_NLS
+# include <libintl.h>
+#else
+# define gettext(Msgid) ((const char *) (Msgid))
+#endif
+
+#ifdef __sun__
+#define CURS_MACROS
+#endif
+#include <ncurses.h>
+
+/*
+ * Colors in ncurses 1.9.9e do not work properly since foreground and
+ * background colors are OR'd rather than separately masked. This version
+ * of dialog was hacked to work with ncurses 1.9.9e, making it incompatible
+ * with standard curses. The simplest fix (to make this work with standard
+ * curses) uses the wbkgdset() function, not used in the original hack.
+ * Turn it off if we're building with 1.9.9e, since it just confuses things.
+ */
+#if defined(NCURSES_VERSION) && defined(_NEED_WRAP) && !defined(GCC_PRINTFLIKE)
+#define OLD_NCURSES 1
+#undef wbkgdset
+#define wbkgdset(w,p) /*nothing */
+#else
+#define OLD_NCURSES 0
+#endif
+
+#define TR(params) _tracef params
+
+#define KEY_ESC 27
+#define TAB 9
+#define MAX_LEN 2048
+#define BUF_SIZE (10*1024)
+#define MIN(x,y) (x < y ? x : y)
+#define MAX(x,y) (x > y ? x : y)
+
+#ifndef ACS_ULCORNER
+#define ACS_ULCORNER '+'
+#endif
+#ifndef ACS_LLCORNER
+#define ACS_LLCORNER '+'
+#endif
+#ifndef ACS_URCORNER
+#define ACS_URCORNER '+'
+#endif
+#ifndef ACS_LRCORNER
+#define ACS_LRCORNER '+'
+#endif
+#ifndef ACS_HLINE
+#define ACS_HLINE '-'
+#endif
+#ifndef ACS_VLINE
+#define ACS_VLINE '|'
+#endif
+#ifndef ACS_LTEE
+#define ACS_LTEE '+'
+#endif
+#ifndef ACS_RTEE
+#define ACS_RTEE '+'
+#endif
+#ifndef ACS_UARROW
+#define ACS_UARROW '^'
+#endif
+#ifndef ACS_DARROW
+#define ACS_DARROW 'v'
+#endif
+
+/* error return codes */
+#define ERRDISPLAYTOOSMALL (KEY_MAX + 1)
+
+/*
+ * Color definitions
+ */
+struct dialog_color {
+ chtype atr; /* Color attribute */
+ int fg; /* foreground */
+ int bg; /* background */
+ int hl; /* highlight this item */
+};
+
+struct dialog_info {
+ const char *backtitle;
+ struct dialog_color screen;
+ struct dialog_color shadow;
+ struct dialog_color dialog;
+ struct dialog_color title;
+ struct dialog_color border;
+ struct dialog_color button_active;
+ struct dialog_color button_inactive;
+ struct dialog_color button_key_active;
+ struct dialog_color button_key_inactive;
+ struct dialog_color button_label_active;
+ struct dialog_color button_label_inactive;
+ struct dialog_color inputbox;
+ struct dialog_color inputbox_border;
+ struct dialog_color searchbox;
+ struct dialog_color searchbox_title;
+ struct dialog_color searchbox_border;
+ struct dialog_color position_indicator;
+ struct dialog_color menubox;
+ struct dialog_color menubox_border;
+ struct dialog_color item;
+ struct dialog_color item_selected;
+ struct dialog_color tag;
+ struct dialog_color tag_selected;
+ struct dialog_color tag_key;
+ struct dialog_color tag_key_selected;
+ struct dialog_color check;
+ struct dialog_color check_selected;
+ struct dialog_color uarrow;
+ struct dialog_color darrow;
+};
+
+/*
+ * Global variables
+ */
+extern struct dialog_info dlg;
+extern char dialog_input_result[];
+extern int saved_x, saved_y; /* Needed in signal handler in mconf.c */
+
+/*
+ * Function prototypes
+ */
+
+/* item list as used by checklist and menubox */
+void item_reset(void);
+void item_make(const char *fmt, ...);
+void item_add_str(const char *fmt, ...);
+void item_set_tag(char tag);
+void item_set_data(void *p);
+void item_set_selected(int val);
+int item_activate_selected(void);
+void *item_data(void);
+char item_tag(void);
+
+/* item list manipulation for lxdialog use */
+#define MAXITEMSTR 200
+struct dialog_item {
+ char str[MAXITEMSTR]; /* promtp displayed */
+ char tag;
+ void *data; /* pointer to menu item - used by menubox+checklist */
+ int selected; /* Set to 1 by dialog_*() function if selected. */
+};
+
+/* list of lialog_items */
+struct dialog_list {
+ struct dialog_item node;
+ struct dialog_list *next;
+};
+
+extern struct dialog_list *item_cur;
+extern struct dialog_list item_nil;
+extern struct dialog_list *item_head;
+
+int item_count(void);
+void item_set(int n);
+int item_n(void);
+const char *item_str(void);
+int item_is_selected(void);
+int item_is_tag(char tag);
+#define item_foreach() \
+ for (item_cur = item_head ? item_head: item_cur; \
+ item_cur && (item_cur != &item_nil); item_cur = item_cur->next)
+
+/* generic key handlers */
+int on_key_esc(WINDOW *win);
+int on_key_resize(void);
+
+int init_dialog(const char *backtitle);
+void set_dialog_backtitle(const char *backtitle);
+void end_dialog(int x, int y);
+void attr_clear(WINDOW * win, int height, int width, chtype attr);
+void dialog_clear(void);
+void print_autowrap(WINDOW * win, const char *prompt, int width, int y, int x);
+void print_button(WINDOW * win, const char *label, int y, int x, int selected);
+void print_title(WINDOW *dialog, const char *title, int width);
+void draw_box(WINDOW * win, int y, int x, int height, int width, chtype box,
+ chtype border);
+void draw_shadow(WINDOW * win, int y, int x, int height, int width);
+
+int first_alpha(const char *string, const char *exempt);
+int dialog_yesno(const char *title, const char *prompt, int height, int width);
+int dialog_msgbox(const char *title, const char *prompt, int height,
+ int width, int pause);
+
+
+typedef void (*update_text_fn)(char *buf, size_t start, size_t end, void
+ *_data);
+int dialog_textbox(const char *title, char *tbuf, int initial_height,
+ int initial_width, int *keys, int *_vscroll, int *_hscroll,
+ update_text_fn update_text, void *data);
+int dialog_menu(const char *title, const char *prompt,
+ const void *selected, int *s_scroll);
+int dialog_checklist(const char *title, const char *prompt, int height,
+ int width, int list_height);
+int dialog_inputbox(const char *title, const char *prompt, int height,
+ int width, const char *init);
+
+/*
+ * This is the base for fictitious keys, which activate
+ * the buttons.
+ *
+ * Mouse-generated keys are the following:
+ * -- the first 32 are used as numbers, in addition to '0'-'9'
+ * -- the lowercase are used to signal mouse-enter events (M_EVENT + 'o')
+ * -- uppercase chars are used to invoke the button (M_EVENT + 'O')
+ */
+#define M_EVENT (KEY_MAX+1)