diff options
Diffstat (limited to 'extra/config/lxdialog/util.c')
| -rw-r--r-- | extra/config/lxdialog/util.c | 795 |
1 files changed, 530 insertions, 265 deletions
diff --git a/extra/config/lxdialog/util.c b/extra/config/lxdialog/util.c index 6f83951b9..d54440fc1 100644 --- a/extra/config/lxdialog/util.c +++ b/extra/config/lxdialog/util.c @@ -21,172 +21,287 @@ #include "dialog.h" +struct dialog_info dlg; -/* use colors by default? */ -bool use_colors = 1; +static void set_mono_theme(void) +{ + dlg.screen.atr = A_NORMAL; + dlg.shadow.atr = A_NORMAL; + dlg.dialog.atr = A_NORMAL; + dlg.title.atr = A_BOLD; + dlg.border.atr = A_NORMAL; + dlg.button_active.atr = A_REVERSE; + dlg.button_inactive.atr = A_DIM; + dlg.button_key_active.atr = A_REVERSE; + dlg.button_key_inactive.atr = A_BOLD; + dlg.button_label_active.atr = A_REVERSE; + dlg.button_label_inactive.atr = A_NORMAL; + dlg.inputbox.atr = A_NORMAL; + dlg.inputbox_border.atr = A_NORMAL; + dlg.searchbox.atr = A_NORMAL; + dlg.searchbox_title.atr = A_BOLD; + dlg.searchbox_border.atr = A_NORMAL; + dlg.position_indicator.atr = A_BOLD; + dlg.menubox.atr = A_NORMAL; + dlg.menubox_border.atr = A_NORMAL; + dlg.item.atr = A_NORMAL; + dlg.item_selected.atr = A_REVERSE; + dlg.tag.atr = A_BOLD; + dlg.tag_selected.atr = A_REVERSE; + dlg.tag_key.atr = A_BOLD; + dlg.tag_key_selected.atr = A_REVERSE; + dlg.check.atr = A_BOLD; + dlg.check_selected.atr = A_REVERSE; + dlg.uarrow.atr = A_BOLD; + dlg.darrow.atr = A_BOLD; +} -const char *backtitle = NULL; +#define DLG_COLOR(dialog, f, b, h) \ +do { \ + dlg.dialog.fg = (f); \ + dlg.dialog.bg = (b); \ + dlg.dialog.hl = (h); \ +} while (0) -const char *dialog_result; +static void set_classic_theme(void) +{ + DLG_COLOR(screen, COLOR_CYAN, COLOR_BLUE, true); + DLG_COLOR(shadow, COLOR_BLACK, COLOR_BLACK, true); + DLG_COLOR(dialog, COLOR_BLACK, COLOR_WHITE, false); + DLG_COLOR(title, COLOR_YELLOW, COLOR_WHITE, true); + DLG_COLOR(border, COLOR_WHITE, COLOR_WHITE, true); + DLG_COLOR(button_active, COLOR_WHITE, COLOR_BLUE, true); + DLG_COLOR(button_inactive, COLOR_BLACK, COLOR_WHITE, false); + DLG_COLOR(button_key_active, COLOR_WHITE, COLOR_BLUE, true); + DLG_COLOR(button_key_inactive, COLOR_RED, COLOR_WHITE, false); + DLG_COLOR(button_label_active, COLOR_YELLOW, COLOR_BLUE, true); + DLG_COLOR(button_label_inactive, COLOR_BLACK, COLOR_WHITE, true); + DLG_COLOR(inputbox, COLOR_BLACK, COLOR_WHITE, false); + DLG_COLOR(inputbox_border, COLOR_BLACK, COLOR_WHITE, false); + DLG_COLOR(searchbox, COLOR_BLACK, COLOR_WHITE, false); + DLG_COLOR(searchbox_title, COLOR_YELLOW, COLOR_WHITE, true); + DLG_COLOR(searchbox_border, COLOR_WHITE, COLOR_WHITE, true); + DLG_COLOR(position_indicator, COLOR_YELLOW, COLOR_WHITE, true); + DLG_COLOR(menubox, COLOR_BLACK, COLOR_WHITE, false); + DLG_COLOR(menubox_border, COLOR_WHITE, COLOR_WHITE, true); + DLG_COLOR(item, COLOR_BLACK, COLOR_WHITE, false); + DLG_COLOR(item_selected, COLOR_WHITE, COLOR_BLUE, true); + DLG_COLOR(tag, COLOR_YELLOW, COLOR_WHITE, true); + DLG_COLOR(tag_selected, COLOR_YELLOW, COLOR_BLUE, true); + DLG_COLOR(tag_key, COLOR_YELLOW, COLOR_WHITE, true); + DLG_COLOR(tag_key_selected, COLOR_YELLOW, COLOR_BLUE, true); + DLG_COLOR(check, COLOR_BLACK, COLOR_WHITE, false); + DLG_COLOR(check_selected, COLOR_WHITE, COLOR_BLUE, true); + DLG_COLOR(uarrow, COLOR_GREEN, COLOR_WHITE, true); + DLG_COLOR(darrow, COLOR_GREEN, COLOR_WHITE, true); +} -/* - * Attribute values, default is for mono display - */ -chtype attributes[] = -{ - A_NORMAL, /* screen_attr */ - A_NORMAL, /* shadow_attr */ - A_NORMAL, /* dialog_attr */ - A_BOLD, /* title_attr */ - A_NORMAL, /* border_attr */ - A_REVERSE, /* button_active_attr */ - A_DIM, /* button_inactive_attr */ - A_REVERSE, /* button_key_active_attr */ - A_BOLD, /* button_key_inactive_attr */ - A_REVERSE, /* button_label_active_attr */ - A_NORMAL, /* button_label_inactive_attr */ - A_NORMAL, /* inputbox_attr */ - A_NORMAL, /* inputbox_border_attr */ - A_NORMAL, /* searchbox_attr */ - A_BOLD, /* searchbox_title_attr */ - A_NORMAL, /* searchbox_border_attr */ - A_BOLD, /* position_indicator_attr */ - A_NORMAL, /* menubox_attr */ - A_NORMAL, /* menubox_border_attr */ - A_NORMAL, /* item_attr */ - A_REVERSE, /* item_selected_attr */ - A_BOLD, /* tag_attr */ - A_REVERSE, /* tag_selected_attr */ - A_BOLD, /* tag_key_attr */ - A_REVERSE, /* tag_key_selected_attr */ - A_BOLD, /* check_attr */ - A_REVERSE, /* check_selected_attr */ - A_BOLD, /* uarrow_attr */ - A_BOLD /* darrow_attr */ -}; - - -#include "colors.h" +static void set_blackbg_theme(void) +{ + DLG_COLOR(screen, COLOR_RED, COLOR_BLACK, true); + DLG_COLOR(shadow, COLOR_BLACK, COLOR_BLACK, false); + DLG_COLOR(dialog, COLOR_WHITE, COLOR_BLACK, false); + DLG_COLOR(title, COLOR_RED, COLOR_BLACK, false); + DLG_COLOR(border, COLOR_BLACK, COLOR_BLACK, true); -/* - * Table of color values - */ -int color_table[][3] = -{ - {SCREEN_FG, SCREEN_BG, SCREEN_HL}, - {SHADOW_FG, SHADOW_BG, SHADOW_HL}, - {DIALOG_FG, DIALOG_BG, DIALOG_HL}, - {TITLE_FG, TITLE_BG, TITLE_HL}, - {BORDER_FG, BORDER_BG, BORDER_HL}, - {BUTTON_ACTIVE_FG, BUTTON_ACTIVE_BG, BUTTON_ACTIVE_HL}, - {BUTTON_INACTIVE_FG, BUTTON_INACTIVE_BG, BUTTON_INACTIVE_HL}, - {BUTTON_KEY_ACTIVE_FG, BUTTON_KEY_ACTIVE_BG, BUTTON_KEY_ACTIVE_HL}, - {BUTTON_KEY_INACTIVE_FG, BUTTON_KEY_INACTIVE_BG, BUTTON_KEY_INACTIVE_HL}, - {BUTTON_LABEL_ACTIVE_FG, BUTTON_LABEL_ACTIVE_BG, BUTTON_LABEL_ACTIVE_HL}, - {BUTTON_LABEL_INACTIVE_FG, BUTTON_LABEL_INACTIVE_BG, - BUTTON_LABEL_INACTIVE_HL}, - {INPUTBOX_FG, INPUTBOX_BG, INPUTBOX_HL}, - {INPUTBOX_BORDER_FG, INPUTBOX_BORDER_BG, INPUTBOX_BORDER_HL}, - {SEARCHBOX_FG, SEARCHBOX_BG, SEARCHBOX_HL}, - {SEARCHBOX_TITLE_FG, SEARCHBOX_TITLE_BG, SEARCHBOX_TITLE_HL}, - {SEARCHBOX_BORDER_FG, SEARCHBOX_BORDER_BG, SEARCHBOX_BORDER_HL}, - {POSITION_INDICATOR_FG, POSITION_INDICATOR_BG, POSITION_INDICATOR_HL}, - {MENUBOX_FG, MENUBOX_BG, MENUBOX_HL}, - {MENUBOX_BORDER_FG, MENUBOX_BORDER_BG, MENUBOX_BORDER_HL}, - {ITEM_FG, ITEM_BG, ITEM_HL}, - {ITEM_SELECTED_FG, ITEM_SELECTED_BG, ITEM_SELECTED_HL}, - {TAG_FG, TAG_BG, TAG_HL}, - {TAG_SELECTED_FG, TAG_SELECTED_BG, TAG_SELECTED_HL}, - {TAG_KEY_FG, TAG_KEY_BG, TAG_KEY_HL}, - {TAG_KEY_SELECTED_FG, TAG_KEY_SELECTED_BG, TAG_KEY_SELECTED_HL}, - {CHECK_FG, CHECK_BG, CHECK_HL}, - {CHECK_SELECTED_FG, CHECK_SELECTED_BG, CHECK_SELECTED_HL}, - {UARROW_FG, UARROW_BG, UARROW_HL}, - {DARROW_FG, DARROW_BG, DARROW_HL}, -}; /* color_table */ + DLG_COLOR(button_active, COLOR_YELLOW, COLOR_RED, false); + DLG_COLOR(button_inactive, COLOR_YELLOW, COLOR_BLACK, false); + DLG_COLOR(button_key_active, COLOR_YELLOW, COLOR_RED, true); + DLG_COLOR(button_key_inactive, COLOR_RED, COLOR_BLACK, false); + DLG_COLOR(button_label_active, COLOR_WHITE, COLOR_RED, false); + DLG_COLOR(button_label_inactive, COLOR_BLACK, COLOR_BLACK, true); -/* - * Set window to attribute 'attr' - */ -void -attr_clear (WINDOW * win, int height, int width, chtype attr) -{ - int i, j; + DLG_COLOR(inputbox, COLOR_YELLOW, COLOR_BLACK, false); + DLG_COLOR(inputbox_border, COLOR_YELLOW, COLOR_BLACK, false); + + DLG_COLOR(searchbox, COLOR_YELLOW, COLOR_BLACK, false); + DLG_COLOR(searchbox_title, COLOR_YELLOW, COLOR_BLACK, true); + DLG_COLOR(searchbox_border, COLOR_BLACK, COLOR_BLACK, true); + + DLG_COLOR(position_indicator, COLOR_RED, COLOR_BLACK, false); - wattrset (win, attr); - for (i = 0; i < height; i++) { - wmove (win, i, 0); - for (j = 0; j < width; j++) - waddch (win, ' '); - } - touchwin (win); + DLG_COLOR(menubox, COLOR_YELLOW, COLOR_BLACK, false); + DLG_COLOR(menubox_border, COLOR_BLACK, COLOR_BLACK, true); + + DLG_COLOR(item, COLOR_WHITE, COLOR_BLACK, false); + DLG_COLOR(item_selected, COLOR_WHITE, COLOR_RED, false); + + DLG_COLOR(tag, COLOR_RED, COLOR_BLACK, false); + DLG_COLOR(tag_selected, COLOR_YELLOW, COLOR_RED, true); + DLG_COLOR(tag_key, COLOR_RED, COLOR_BLACK, false); + DLG_COLOR(tag_key_selected, COLOR_YELLOW, COLOR_RED, true); + + DLG_COLOR(check, COLOR_YELLOW, COLOR_BLACK, false); + DLG_COLOR(check_selected, COLOR_YELLOW, COLOR_RED, true); + + DLG_COLOR(uarrow, COLOR_RED, COLOR_BLACK, false); + DLG_COLOR(darrow, COLOR_RED, COLOR_BLACK, false); } -void dialog_clear (void) +static void set_bluetitle_theme(void) { - attr_clear (stdscr, LINES, COLS, screen_attr); - /* Display background title if it exists ... - SLH */ - if (backtitle != NULL) { - int i; + set_classic_theme(); + DLG_COLOR(title, COLOR_BLUE, COLOR_WHITE, true); + DLG_COLOR(button_key_active, COLOR_YELLOW, COLOR_BLUE, true); + DLG_COLOR(button_label_active, COLOR_WHITE, COLOR_BLUE, true); + DLG_COLOR(searchbox_title, COLOR_BLUE, COLOR_WHITE, true); + DLG_COLOR(position_indicator, COLOR_BLUE, COLOR_WHITE, true); + DLG_COLOR(tag, COLOR_BLUE, COLOR_WHITE, true); + DLG_COLOR(tag_key, COLOR_BLUE, COLOR_WHITE, true); - wattrset (stdscr, screen_attr); - mvwaddstr (stdscr, 0, 1, (char *)backtitle); - wmove (stdscr, 1, 1); - for (i = 1; i < COLS - 1; i++) - waddch (stdscr, ACS_HLINE); - } - wnoutrefresh (stdscr); } /* - * Do some initialization for dialog + * Select color theme */ -void -init_dialog (void) +static int set_theme(const char *theme) { - initscr (); /* Init curses */ - keypad (stdscr, TRUE); - cbreak (); - noecho (); - - - if (use_colors) /* Set up colors */ - color_setup (); + int use_color = 1; + if (!theme) + set_bluetitle_theme(); + else if (strcmp(theme, "classic") == 0) + set_classic_theme(); + else if (strcmp(theme, "bluetitle") == 0) + set_bluetitle_theme(); + else if (strcmp(theme, "blackbg") == 0) + set_blackbg_theme(); + else if (strcmp(theme, "mono") == 0) + use_color = 0; + + return use_color; +} +static void init_one_color(struct dialog_color *color) +{ + static int pair = 0; + + pair++; + init_pair(pair, color->fg, color->bg); + if (color->hl) + color->atr = A_BOLD | COLOR_PAIR(pair); + else + color->atr = COLOR_PAIR(pair); +} - dialog_clear (); +static void init_dialog_colors(void) +{ + init_one_color(&dlg.screen); + init_one_color(&dlg.shadow); + init_one_color(&dlg.dialog); + init_one_color(&dlg.title); + init_one_color(&dlg.border); + init_one_color(&dlg.button_active); + init_one_color(&dlg.button_inactive); + init_one_color(&dlg.button_key_active); + init_one_color(&dlg.button_key_inactive); + init_one_color(&dlg.button_label_active); + init_one_color(&dlg.button_label_inactive); + init_one_color(&dlg.inputbox); + init_one_color(&dlg.inputbox_border); + init_one_color(&dlg.searchbox); + init_one_color(&dlg.searchbox_title); + init_one_color(&dlg.searchbox_border); + init_one_color(&dlg.position_indicator); + init_one_color(&dlg.menubox); + init_one_color(&dlg.menubox_border); + init_one_color(&dlg.item); + init_one_color(&dlg.item_selected); + init_one_color(&dlg.tag); + init_one_color(&dlg.tag_selected); + init_one_color(&dlg.tag_key); + init_one_color(&dlg.tag_key_selected); + init_one_color(&dlg.check); + init_one_color(&dlg.check_selected); + init_one_color(&dlg.uarrow); + init_one_color(&dlg.darrow); } /* * Setup for color display */ -void -color_setup (void) +static void color_setup(const char *theme) +{ + int use_color; + + use_color = set_theme(theme); + if (use_color && has_colors()) { + start_color(); + init_dialog_colors(); + } else + set_mono_theme(); +} + +/* + * Set window to attribute 'attr' + */ +void attr_clear(WINDOW * win, int height, int width, chtype attr) { - int i; + int i, j; - if (has_colors ()) { /* Terminal supports color? */ - start_color (); + wattrset(win, attr); + for (i = 0; i < height; i++) { + wmove(win, i, 0); + for (j = 0; j < width; j++) + waddch(win, ' '); + } + touchwin(win); +} - /* Initialize color pairs */ - for (i = 0; i < ATTRIBUTE_COUNT; i++) - init_pair (i + 1, color_table[i][0], color_table[i][1]); +void dialog_clear(void) +{ + attr_clear(stdscr, LINES, COLS, dlg.screen.atr); + /* Display background title if it exists ... - SLH */ + if (dlg.backtitle != NULL) { + int i; + + wattrset(stdscr, dlg.screen.atr); + mvwaddstr(stdscr, 0, 1, (char *)dlg.backtitle); + wmove(stdscr, 1, 1); + for (i = 1; i < COLS - 1; i++) + waddch(stdscr, ACS_HLINE); + } + wnoutrefresh(stdscr); +} + +/* + * Do some initialization for dialog + */ +void init_dialog(const char *backtitle) +{ + dlg.backtitle = backtitle; + color_setup(getenv("MENUCONFIG_COLOR")); +} - /* Setup color attributes */ - for (i = 0; i < ATTRIBUTE_COUNT; i++) - attributes[i] = C_ATTR (color_table[i][2], i + 1); - } +void reset_dialog(void) +{ + initscr(); /* Init curses */ + keypad(stdscr, TRUE); + cbreak(); + noecho(); + dialog_clear(); } /* * End using dialog functions. */ -void -end_dialog (void) +void end_dialog(void) { - endwin (); + endwin(); } +/* Print the title of the dialog. Center the title and truncate + * tile if wider than dialog (- 2 chars). + **/ +void print_title(WINDOW *dialog, const char *title, int width) +{ + if (title) { + int tlen = MIN(width - 2, strlen(title)); + wattrset(dialog, dlg.title.atr); + mvwaddch(dialog, 0, (width - tlen) / 2 - 1, ' '); + mvwaddnstr(dialog, 0, (width - tlen)/2, title, tlen); + waddch(dialog, ' '); + } +} /* * Print a string of text in a window, automatically wrap around to the @@ -194,164 +309,166 @@ end_dialog (void) * characters '\n' are replaced by spaces. We start on a new line * if there is no room for at least 4 nonblanks following a double-space. */ -void -print_autowrap (WINDOW * win, const char *prompt, int width, int y, int x) -{ - int newl, cur_x, cur_y; - int i, prompt_len, room, wlen; - char tempstr[MAX_LEN + 1], *word, *sp, *sp2; - - strcpy (tempstr, prompt); - - prompt_len = strlen(tempstr); - - /* - * Remove newlines - */ - for(i=0; i<prompt_len; i++) { - if(tempstr[i] == '\n') tempstr[i] = ' '; - } - - if (prompt_len <= width - x * 2) { /* If prompt is short */ - wmove (win, y, (width - prompt_len) / 2); - waddstr (win, tempstr); - } else { - cur_x = x; - cur_y = y; - newl = 1; - word = tempstr; - while (word && *word) { - sp = index(word, ' '); - if (sp) - *sp++ = 0; - - /* Wrap to next line if either the word does not fit, - or it is the first word of a new sentence, and it is - short, and the next word does not fit. */ - room = width - cur_x; - wlen = strlen(word); - if (wlen > room || - (newl && wlen < 4 && sp && wlen+1+strlen(sp) > room - && (!(sp2 = index(sp, ' ')) || wlen+1+(sp2-sp) > room))) { - cur_y++; +void print_autowrap(WINDOW * win, const char *prompt, int width, int y, int x) +{ + int newl, cur_x, cur_y; + int i, prompt_len, room, wlen; + char tempstr[MAX_LEN + 1], *word, *sp, *sp2; + + strcpy(tempstr, prompt); + + prompt_len = strlen(tempstr); + + /* + * Remove newlines + */ + for (i = 0; i < prompt_len; i++) { + if (tempstr[i] == '\n') + tempstr[i] = ' '; + } + + if (prompt_len <= width - x * 2) { /* If prompt is short */ + wmove(win, y, (width - prompt_len) / 2); + waddstr(win, tempstr); + } else { cur_x = x; - } - wmove (win, cur_y, cur_x); - waddstr (win, word); - getyx (win, cur_y, cur_x); - cur_x++; - if (sp && *sp == ' ') { - cur_x++; /* double space */ - while (*++sp == ' '); + cur_y = y; newl = 1; - } else - newl = 0; - word = sp; + word = tempstr; + while (word && *word) { + sp = index(word, ' '); + if (sp) + *sp++ = 0; + + /* Wrap to next line if either the word does not fit, + or it is the first word of a new sentence, and it is + short, and the next word does not fit. */ + room = width - cur_x; + wlen = strlen(word); + if (wlen > room || + (newl && wlen < 4 && sp + && wlen + 1 + strlen(sp) > room + && (!(sp2 = index(sp, ' ')) + || wlen + 1 + (sp2 - sp) > room))) { + cur_y++; + cur_x = x; + } + wmove(win, cur_y, cur_x); + waddstr(win, word); + getyx(win, cur_y, cur_x); + cur_x++; + if (sp && *sp == ' ') { + cur_x++; /* double space */ + while (*++sp == ' ') ; + newl = 1; + } else + newl = 0; + word = sp; + } } - } } /* * Print a button */ -void -print_button (WINDOW * win, const char *label, int y, int x, int selected) -{ - int i, temp; - - wmove (win, y, x); - wattrset (win, selected ? button_active_attr : button_inactive_attr); - waddstr (win, "<"); - temp = strspn (label, " "); - label += temp; - wattrset (win, selected ? button_label_active_attr - : button_label_inactive_attr); - for (i = 0; i < temp; i++) - waddch (win, ' '); - wattrset (win, selected ? button_key_active_attr - : button_key_inactive_attr); - waddch (win, label[0]); - wattrset (win, selected ? button_label_active_attr - : button_label_inactive_attr); - waddstr (win, (char *)label + 1); - wattrset (win, selected ? button_active_attr : button_inactive_attr); - waddstr (win, ">"); - wmove (win, y, x + temp + 1); +void print_button(WINDOW * win, const char *label, int y, int x, int selected) +{ + int i, temp; + + wmove(win, y, x); + wattrset(win, selected ? dlg.button_active.atr + : dlg.button_inactive.atr); + waddstr(win, "<"); + temp = strspn(label, " "); + label += temp; + wattrset(win, selected ? dlg.button_label_active.atr + : dlg.button_label_inactive.atr); + for (i = 0; i < temp; i++) + waddch(win, ' '); + wattrset(win, selected ? dlg.button_key_active.atr + : dlg.button_key_inactive.atr); + waddch(win, label[0]); + wattrset(win, selected ? dlg.button_label_active.atr + : dlg.button_label_inactive.atr); + waddstr(win, (char *)label + 1); + wattrset(win, selected ? dlg.button_active.atr + : dlg.button_inactive.atr); + waddstr(win, ">"); + wmove(win, y, x + temp + 1); } /* * Draw a rectangular box with line drawing characters */ void -draw_box (WINDOW * win, int y, int x, int height, int width, - chtype box, chtype border) -{ - int i, j; - - wattrset (win, 0); - for (i = 0; i < height; i++) { - wmove (win, y + i, x); - for (j = 0; j < width; j++) - if (!i && !j) - waddch (win, border | ACS_ULCORNER); - else if (i == height - 1 && !j) - waddch (win, border | ACS_LLCORNER); - else if (!i && j == width - 1) - waddch (win, box | ACS_URCORNER); - else if (i == height - 1 && j == width - 1) - waddch (win, box | ACS_LRCORNER); - else if (!i) - waddch (win, border | ACS_HLINE); - else if (i == height - 1) - waddch (win, box | ACS_HLINE); - else if (!j) - waddch (win, border | ACS_VLINE); - else if (j == width - 1) - waddch (win, box | ACS_VLINE); - else - waddch (win, box | ' '); - } +draw_box(WINDOW * win, int y, int x, int height, int width, + chtype box, chtype border) +{ + int i, j; + + wattrset(win, 0); + for (i = 0; i < height; i++) { + wmove(win, y + i, x); + for (j = 0; j < width; j++) + if (!i && !j) + waddch(win, border | ACS_ULCORNER); + else if (i == height - 1 && !j) + waddch(win, border | ACS_LLCORNER); + else if (!i && j == width - 1) + waddch(win, box | ACS_URCORNER); + else if (i == height - 1 && j == width - 1) + waddch(win, box | ACS_LRCORNER); + else if (!i) + waddch(win, border | ACS_HLINE); + else if (i == height - 1) + waddch(win, box | ACS_HLINE); + else if (!j) + waddch(win, border | ACS_VLINE); + else if (j == width - 1) + waddch(win, box | ACS_VLINE); + else + waddch(win, box | ' '); + } } /* * Draw shadows along the right and bottom edge to give a more 3D look * to the boxes */ -void -draw_shadow (WINDOW * win, int y, int x, int height, int width) -{ - int i; - - if (has_colors ()) { /* Whether terminal supports color? */ - wattrset (win, shadow_attr); - wmove (win, y + height, x + 2); - for (i = 0; i < width; i++) - waddch (win, winch (win) & A_CHARTEXT); - for (i = y + 1; i < y + height + 1; i++) { - wmove (win, i, x + width); - waddch (win, winch (win) & A_CHARTEXT); - waddch (win, winch (win) & A_CHARTEXT); +void draw_shadow(WINDOW * win, int y, int x, int height, int width) +{ + int i; + + if (has_colors()) { /* Whether terminal supports color? */ + wattrset(win, dlg.shadow.atr); + wmove(win, y + height, x + 2); + for (i = 0; i < width; i++) + waddch(win, winch(win) & A_CHARTEXT); + for (i = y + 1; i < y + height + 1; i++) { + wmove(win, i, x + width); + waddch(win, winch(win) & A_CHARTEXT); + waddch(win, winch(win) & A_CHARTEXT); + } + wnoutrefresh(win); } - wnoutrefresh (win); - } } /* * Return the position of the first alphabetic character in a string. */ -int -first_alpha(const char *string, const char *exempt) +int first_alpha(const char *string, const char *exempt) { - int i, in_paren=0, c; + int i, in_paren = 0, c; for (i = 0; i < strlen(string); i++) { c = tolower(string[i]); - if (strchr("<[(", c)) ++in_paren; - if (strchr(">])", c) && in_paren > 0) --in_paren; + if (strchr("<[(", c)) + ++in_paren; + if (strchr(">])", c) && in_paren > 0) + --in_paren; - if ((! in_paren) && isalpha(c) && - strchr(exempt, c) == 0) + if ((!in_paren) && isalpha(c) && strchr(exempt, c) == 0) return i; } @@ -359,17 +476,165 @@ first_alpha(const char *string, const char *exempt) } /* - * Get the first selected item in the dialog_list_item list. + * ncurses uses ESC to detect escaped char sequences. This resutl in + * a small timeout before ESC is actually delivered to the application. + * lxdialog suggest <ESC> <ESC> which is correctly translated to two + * times esc. But then we need to ignore the second esc to avoid stepping + * out one menu too much. Filter away all escaped key sequences since + * keypad(FALSE) turn off ncurses support for escape sequences - and thats + * needed to make notimeout() do as expected. */ -struct dialog_list_item * -first_sel_item(int item_no, struct dialog_list_item ** items) +int on_key_esc(WINDOW *win) { - int i; + int key; + int key2; + int key3; + + nodelay(win, TRUE); + keypad(win, FALSE); + key = wgetch(win); + key2 = wgetch(win); + do { + key3 = wgetch(win); + } while (key3 != ERR); + nodelay(win, FALSE); + keypad(win, TRUE); + if (key == KEY_ESC && key2 == ERR) + return KEY_ESC; + else if (key != ERR && key != KEY_ESC && key2 == ERR) + ungetch(key); + + return -1; +} + +/* redraw screen in new size */ +int on_key_resize(void) +{ + dialog_clear(); + return KEY_RESIZE; +} + +struct dialog_list *item_cur; +struct dialog_list item_nil; +struct dialog_list *item_head; + +void item_reset(void) +{ + struct dialog_list *p, *next; + + for (p = item_head; p; p = next) { + next = p->next; + free(p); + } + item_head = NULL; + item_cur = &item_nil; +} + +void item_make(const char *fmt, ...) +{ + va_list ap; + struct dialog_list *p = malloc(sizeof(*p)); + + if (item_head) + item_cur->next = p; + else + item_head = p; + item_cur = p; + memset(p, 0, sizeof(*p)); + + va_start(ap, fmt); + vsnprintf(item_cur->node.str, sizeof(item_cur->node.str), fmt, ap); + va_end(ap); +} + +void item_add_str(const char *fmt, ...) +{ + va_list ap; + size_t avail; + + avail = sizeof(item_cur->node.str) - strlen(item_cur->node.str); + + va_start(ap, fmt); + vsnprintf(item_cur->node.str + strlen(item_cur->node.str), + avail, fmt, ap); + item_cur->node.str[sizeof(item_cur->node.str) - 1] = '\0'; + va_end(ap); +} + +void item_set_tag(char tag) +{ + item_cur->node.tag = tag; +} +void item_set_data(void *ptr) +{ + item_cur->node.data = ptr; +} + +void item_set_selected(int val) +{ + item_cur->node.selected = val; +} + +int item_activate_selected(void) +{ + item_foreach() + if (item_is_selected()) + return 1; + return 0; +} + +void *item_data(void) +{ + return item_cur->node.data; +} + +char item_tag(void) +{ + return item_cur->node.tag; +} + +int item_count(void) +{ + int n = 0; + struct dialog_list *p; + + for (p = item_head; p; p = p->next) + n++; + return n; +} + +void item_set(int n) +{ + int i = 0; + item_foreach() + if (i++ == n) + return; +} - for (i = 0; i < item_no; i++) { - if (items[i]->selected) - return items[i]; +int item_n(void) +{ + int n = 0; + struct dialog_list *p; + + for (p = item_head; p; p = p->next) { + if (p == item_cur) + return n; + n++; } + return 0; +} - return NULL; +const char *item_str(void) +{ + return item_cur->node.str; +} + +int item_is_selected(void) +{ + return (item_cur->node.selected != 0); +} + +int item_is_tag(char tag) +{ + return (item_cur->node.tag == tag); } |