diff options
Diffstat (limited to 'scripts/lxdialog/util.c')
| -rw-r--r-- | scripts/lxdialog/util.c | 467 |
1 files changed, 229 insertions, 238 deletions
diff --git a/scripts/lxdialog/util.c b/scripts/lxdialog/util.c index e7bce9b..232b32c 100644 --- a/scripts/lxdialog/util.c +++ b/scripts/lxdialog/util.c @@ -21,7 +21,6 @@ #include "dialog.h" - /* use colors by default? */ bool use_colors = 1; @@ -32,326 +31,318 @@ const char *dialog_result; /* * 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 */ +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" /* * 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}, +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 */ /* * Set window to attribute 'attr' */ -void -attr_clear (WINDOW * win, int height, int width, chtype attr) +void attr_clear(WINDOW * win, int height, int width, chtype attr) { - int i, j; - - wattrset (win, attr); - for (i = 0; i < height; i++) { - wmove (win, i, 0); - for (j = 0; j < width; j++) - waddch (win, ' '); - } - touchwin (win); + int i, j; + + wattrset(win, attr); + for (i = 0; i < height; i++) { + wmove(win, i, 0); + for (j = 0; j < width; j++) + waddch(win, ' '); + } + touchwin(win); } -void dialog_clear (void) +void dialog_clear(void) { - attr_clear (stdscr, LINES, COLS, screen_attr); - /* Display background title if it exists ... - SLH */ - if (backtitle != NULL) { - int i; - - 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); + attr_clear(stdscr, LINES, COLS, screen_attr); + /* Display background title if it exists ... - SLH */ + if (backtitle != NULL) { + int i; + + 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 */ -void -init_dialog (void) +void init_dialog(void) { - initscr (); /* Init curses */ - keypad (stdscr, TRUE); - cbreak (); - noecho (); + initscr(); /* Init curses */ + keypad(stdscr, TRUE); + cbreak(); + noecho(); + if (use_colors) /* Set up colors */ + color_setup(); - if (use_colors) /* Set up colors */ - color_setup (); - - - dialog_clear (); + dialog_clear(); } /* * Setup for color display */ -void -color_setup (void) +void color_setup(void) { - int i; + int i; - if (has_colors ()) { /* Terminal supports color? */ - start_color (); + if (has_colors()) { /* Terminal supports color? */ + start_color(); - /* Initialize color pairs */ - for (i = 0; i < ATTRIBUTE_COUNT; i++) - init_pair (i + 1, color_table[i][0], color_table[i][1]); + /* Initialize color pairs */ + for (i = 0; i < ATTRIBUTE_COUNT; i++) + init_pair(i + 1, color_table[i][0], color_table[i][1]); - /* Setup color attributes */ - for (i = 0; i < ATTRIBUTE_COUNT; i++) - attributes[i] = C_ATTR (color_table[i][2], i + 1); - } + /* Setup color attributes */ + for (i = 0; i < ATTRIBUTE_COUNT; i++) + attributes[i] = C_ATTR(color_table[i][2], i + 1); + } } /* * End using dialog functions. */ -void -end_dialog (void) +void end_dialog(void) { - endwin (); + endwin(); } - /* * Print a string of text in a window, automatically wrap around to the * next line if the string is too long to fit on one line. Newline * 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) +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++; + 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) +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); + 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); } /* * 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) +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 | ' '); - } + 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) +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); + 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); + } + 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; } |
