257 lines
5.1 KiB
C
257 lines
5.1 KiB
C
#include "../../util/util.h"
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#include <signal.h>
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#include <stdbool.h>
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#include <string.h>
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#include <sys/ttydefaults.h>
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#include "../../util/cache.h"
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#include "../../util/debug.h"
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#include "../browser.h"
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#include "../keysyms.h"
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#include "../helpline.h"
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#include "../ui.h"
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#include "../util.h"
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#include "../libslang.h"
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static void ui_browser__argv_write(struct ui_browser *browser,
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void *entry, int row)
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{
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char **arg = entry;
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bool current_entry = ui_browser__is_current_entry(browser, row);
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ui_browser__set_color(browser, current_entry ? HE_COLORSET_SELECTED :
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HE_COLORSET_NORMAL);
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slsmg_write_nstring(*arg, browser->width);
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}
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static int popup_menu__run(struct ui_browser *menu)
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{
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int key;
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if (ui_browser__show(menu, " ", "ESC: exit, ENTER|->: Select option") < 0)
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return -1;
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while (1) {
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key = ui_browser__run(menu, 0);
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switch (key) {
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case K_RIGHT:
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case K_ENTER:
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key = menu->index;
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break;
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case K_LEFT:
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case K_ESC:
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case 'q':
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case CTRL('c'):
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key = -1;
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break;
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default:
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continue;
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}
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break;
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}
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ui_browser__hide(menu);
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return key;
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}
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int ui__popup_menu(int argc, char * const argv[])
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{
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struct ui_browser menu = {
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.entries = (void *)argv,
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.refresh = ui_browser__argv_refresh,
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.seek = ui_browser__argv_seek,
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.write = ui_browser__argv_write,
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.nr_entries = argc,
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};
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return popup_menu__run(&menu);
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}
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int ui_browser__input_window(const char *title, const char *text, char *input,
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const char *exit_msg, int delay_secs)
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{
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int x, y, len, key;
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int max_len = 60, nr_lines = 0;
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static char buf[50];
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const char *t;
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t = text;
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while (1) {
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const char *sep = strchr(t, '\n');
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if (sep == NULL)
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sep = strchr(t, '\0');
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len = sep - t;
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if (max_len < len)
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max_len = len;
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++nr_lines;
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if (*sep == '\0')
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break;
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t = sep + 1;
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}
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pthread_mutex_lock(&ui__lock);
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max_len += 2;
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nr_lines += 8;
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y = SLtt_Screen_Rows / 2 - nr_lines / 2;
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x = SLtt_Screen_Cols / 2 - max_len / 2;
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SLsmg_set_color(0);
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SLsmg_draw_box(y, x++, nr_lines, max_len);
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if (title) {
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SLsmg_gotorc(y, x + 1);
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SLsmg_write_string((char *)title);
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}
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SLsmg_gotorc(++y, x);
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nr_lines -= 7;
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max_len -= 2;
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SLsmg_write_wrapped_string((unsigned char *)text, y, x,
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nr_lines, max_len, 1);
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y += nr_lines;
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len = 5;
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while (len--) {
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SLsmg_gotorc(y + len - 1, x);
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SLsmg_write_nstring((char *)" ", max_len);
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}
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SLsmg_draw_box(y++, x + 1, 3, max_len - 2);
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SLsmg_gotorc(y + 3, x);
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SLsmg_write_nstring((char *)exit_msg, max_len);
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SLsmg_refresh();
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pthread_mutex_unlock(&ui__lock);
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x += 2;
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len = 0;
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key = ui__getch(delay_secs);
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while (key != K_TIMER && key != K_ENTER && key != K_ESC) {
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pthread_mutex_lock(&ui__lock);
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if (key == K_BKSPC) {
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if (len == 0) {
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pthread_mutex_unlock(&ui__lock);
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goto next_key;
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}
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SLsmg_gotorc(y, x + --len);
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SLsmg_write_char(' ');
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} else {
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buf[len] = key;
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SLsmg_gotorc(y, x + len++);
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SLsmg_write_char(key);
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}
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SLsmg_refresh();
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pthread_mutex_unlock(&ui__lock);
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/* XXX more graceful overflow handling needed */
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if (len == sizeof(buf) - 1) {
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ui_helpline__push("maximum size of symbol name reached!");
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key = K_ENTER;
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break;
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}
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next_key:
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key = ui__getch(delay_secs);
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}
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buf[len] = '\0';
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strncpy(input, buf, len+1);
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return key;
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}
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int ui__question_window(const char *title, const char *text,
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const char *exit_msg, int delay_secs)
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{
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int x, y;
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int max_len = 0, nr_lines = 0;
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const char *t;
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t = text;
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while (1) {
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const char *sep = strchr(t, '\n');
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int len;
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if (sep == NULL)
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sep = strchr(t, '\0');
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len = sep - t;
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if (max_len < len)
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max_len = len;
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++nr_lines;
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if (*sep == '\0')
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break;
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t = sep + 1;
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}
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pthread_mutex_lock(&ui__lock);
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max_len += 2;
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nr_lines += 4;
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y = SLtt_Screen_Rows / 2 - nr_lines / 2,
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x = SLtt_Screen_Cols / 2 - max_len / 2;
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SLsmg_set_color(0);
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SLsmg_draw_box(y, x++, nr_lines, max_len);
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if (title) {
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SLsmg_gotorc(y, x + 1);
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SLsmg_write_string((char *)title);
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}
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SLsmg_gotorc(++y, x);
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nr_lines -= 2;
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max_len -= 2;
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SLsmg_write_wrapped_string((unsigned char *)text, y, x,
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nr_lines, max_len, 1);
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SLsmg_gotorc(y + nr_lines - 2, x);
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SLsmg_write_nstring((char *)" ", max_len);
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SLsmg_gotorc(y + nr_lines - 1, x);
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SLsmg_write_nstring((char *)exit_msg, max_len);
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SLsmg_refresh();
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pthread_mutex_unlock(&ui__lock);
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return ui__getch(delay_secs);
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}
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int ui__help_window(const char *text)
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{
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return ui__question_window("Help", text, "Press any key...", 0);
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}
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int ui__dialog_yesno(const char *msg)
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{
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return ui__question_window(NULL, msg, "Enter: Yes, ESC: No", 0);
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}
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static int __ui__warning(const char *title, const char *format, va_list args)
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{
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char *s;
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if (vasprintf(&s, format, args) > 0) {
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int key;
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key = ui__question_window(title, s, "Press any key...", 0);
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free(s);
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return key;
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}
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fprintf(stderr, "%s\n", title);
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vfprintf(stderr, format, args);
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return K_ESC;
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}
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static int perf_tui__error(const char *format, va_list args)
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{
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return __ui__warning("Error:", format, args);
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}
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static int perf_tui__warning(const char *format, va_list args)
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{
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return __ui__warning("Warning:", format, args);
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}
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struct perf_error_ops perf_tui_eops = {
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.error = perf_tui__error,
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.warning = perf_tui__warning,
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};
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