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- #include "dialog.h"
- char dialog_input_result[MAX_LEN + 1];
- static void print_buttons(WINDOW * dialog, int height, int width, int selected)
- {
- int x = width / 2 - 11;
- int y = height - 2;
- print_button(dialog, gettext(" Ok "), y, x, selected == 0);
- print_button(dialog, gettext(" Help "), y, x + 14, selected == 1);
- wmove(dialog, y, x + 1 + 14 * selected);
- wrefresh(dialog);
- }
- int dialog_inputbox(const char *title, const char *prompt, int height, int width,
- const char *init)
- {
- int i, x, y, box_y, box_x, box_width;
- int input_x = 0, key = 0, button = -1;
- int show_x, len, pos;
- char *instr = dialog_input_result;
- WINDOW *dialog;
- if (!init)
- instr[0] = '\0';
- else
- strcpy(instr, init);
- do_resize:
- if (getmaxy(stdscr) <= (height - INPUTBOX_HEIGTH_MIN))
- return -ERRDISPLAYTOOSMALL;
- if (getmaxx(stdscr) <= (width - INPUTBOX_WIDTH_MIN))
- return -ERRDISPLAYTOOSMALL;
-
- x = (getmaxx(stdscr) - width) / 2;
- y = (getmaxy(stdscr) - height) / 2;
- draw_shadow(stdscr, y, x, height, width);
- dialog = newwin(height, width, y, x);
- keypad(dialog, TRUE);
- draw_box(dialog, 0, 0, height, width,
- dlg.dialog.atr, dlg.border.atr);
- wattrset(dialog, dlg.border.atr);
- mvwaddch(dialog, height - 3, 0, ACS_LTEE);
- for (i = 0; i < width - 2; i++)
- waddch(dialog, ACS_HLINE);
- wattrset(dialog, dlg.dialog.atr);
- waddch(dialog, ACS_RTEE);
- print_title(dialog, title, width);
- wattrset(dialog, dlg.dialog.atr);
- print_autowrap(dialog, prompt, width - 2, 1, 3);
-
- box_width = width - 6;
- getyx(dialog, y, x);
- box_y = y + 2;
- box_x = (width - box_width) / 2;
- draw_box(dialog, y + 1, box_x - 1, 3, box_width + 2,
- dlg.dialog.atr, dlg.border.atr);
- print_buttons(dialog, height, width, 0);
-
- wmove(dialog, box_y, box_x);
- wattrset(dialog, dlg.inputbox.atr);
- len = strlen(instr);
- pos = len;
- if (len >= box_width) {
- show_x = len - box_width + 1;
- input_x = box_width - 1;
- for (i = 0; i < box_width - 1; i++)
- waddch(dialog, instr[show_x + i]);
- } else {
- show_x = 0;
- input_x = len;
- waddstr(dialog, instr);
- }
- wmove(dialog, box_y, box_x + input_x);
- wrefresh(dialog);
- while (key != KEY_ESC) {
- key = wgetch(dialog);
- if (button == -1) {
- switch (key) {
- case TAB:
- case KEY_UP:
- case KEY_DOWN:
- break;
- case KEY_BACKSPACE:
- case 127:
- if (pos) {
- wattrset(dialog, dlg.inputbox.atr);
- if (input_x == 0) {
- show_x--;
- } else
- input_x--;
- if (pos < len) {
- for (i = pos - 1; i < len; i++) {
- instr[i] = instr[i+1];
- }
- }
- pos--;
- len--;
- instr[len] = '\0';
- wmove(dialog, box_y, box_x);
- for (i = 0; i < box_width; i++) {
- if (!instr[show_x + i]) {
- waddch(dialog, ' ');
- break;
- }
- waddch(dialog, instr[show_x + i]);
- }
- wmove(dialog, box_y, input_x + box_x);
- wrefresh(dialog);
- }
- continue;
- case KEY_LEFT:
- if (pos > 0) {
- if (input_x > 0) {
- wmove(dialog, box_y, --input_x + box_x);
- } else if (input_x == 0) {
- show_x--;
- wmove(dialog, box_y, box_x);
- for (i = 0; i < box_width; i++) {
- if (!instr[show_x + i]) {
- waddch(dialog, ' ');
- break;
- }
- waddch(dialog, instr[show_x + i]);
- }
- wmove(dialog, box_y, box_x);
- }
- pos--;
- }
- continue;
- case KEY_RIGHT:
- if (pos < len) {
- if (input_x < box_width - 1) {
- wmove(dialog, box_y, ++input_x + box_x);
- } else if (input_x == box_width - 1) {
- show_x++;
- wmove(dialog, box_y, box_x);
- for (i = 0; i < box_width; i++) {
- if (!instr[show_x + i]) {
- waddch(dialog, ' ');
- break;
- }
- waddch(dialog, instr[show_x + i]);
- }
- wmove(dialog, box_y, input_x + box_x);
- }
- pos++;
- }
- continue;
- default:
- if (key < 0x100 && isprint(key)) {
- if (len < MAX_LEN) {
- wattrset(dialog, dlg.inputbox.atr);
- if (pos < len) {
- for (i = len; i > pos; i--)
- instr[i] = instr[i-1];
- instr[pos] = key;
- } else {
- instr[len] = key;
- }
- pos++;
- len++;
- instr[len] = '\0';
- if (input_x == box_width - 1) {
- show_x++;
- } else {
- input_x++;
- }
- wmove(dialog, box_y, box_x);
- for (i = 0; i < box_width; i++) {
- if (!instr[show_x + i]) {
- waddch(dialog, ' ');
- break;
- }
- waddch(dialog, instr[show_x + i]);
- }
- wmove(dialog, box_y, input_x + box_x);
- wrefresh(dialog);
- } else
- flash();
- continue;
- }
- }
- }
- switch (key) {
- case 'O':
- case 'o':
- delwin(dialog);
- return 0;
- case 'H':
- case 'h':
- delwin(dialog);
- return 1;
- case KEY_UP:
- case KEY_LEFT:
- switch (button) {
- case -1:
- button = 1;
- print_buttons(dialog, height, width, 1);
- break;
- case 0:
- button = -1;
- print_buttons(dialog, height, width, 0);
- wmove(dialog, box_y, box_x + input_x);
- wrefresh(dialog);
- break;
- case 1:
- button = 0;
- print_buttons(dialog, height, width, 0);
- break;
- }
- break;
- case TAB:
- case KEY_DOWN:
- case KEY_RIGHT:
- switch (button) {
- case -1:
- button = 0;
- print_buttons(dialog, height, width, 0);
- break;
- case 0:
- button = 1;
- print_buttons(dialog, height, width, 1);
- break;
- case 1:
- button = -1;
- print_buttons(dialog, height, width, 0);
- wmove(dialog, box_y, box_x + input_x);
- wrefresh(dialog);
- break;
- }
- break;
- case ' ':
- case '\n':
- delwin(dialog);
- return (button == -1 ? 0 : button);
- case 'X':
- case 'x':
- key = KEY_ESC;
- break;
- case KEY_ESC:
- key = on_key_esc(dialog);
- break;
- case KEY_RESIZE:
- delwin(dialog);
- on_key_resize();
- goto do_resize;
- }
- }
- delwin(dialog);
- return KEY_ESC;
- }
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