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00022 #include "dialog.h"
00023
00024
00025
00026
00027 static void
00028 print_buttons(WINDOW *dialog, int height, int width, int selected)
00029 {
00030 int x = width / 2 - 10;
00031 int y = height - 2;
00032
00033 print_button (dialog, " Yes ", y, x, selected == 0);
00034 print_button (dialog, " No ", y, x + 13, selected == 1);
00035
00036 wmove(dialog, y, x+1 + 13*selected );
00037 wrefresh (dialog);
00038 }
00039
00040
00041
00042
00043 int
00044 dialog_yesno (const char *title, const char *prompt, int height, int width)
00045 {
00046 int i, x, y, key = 0, button = 0;
00047 WINDOW *dialog;
00048
00049
00050 x = (COLS - width) / 2;
00051 y = (LINES - height) / 2;
00052
00053 draw_shadow (stdscr, y, x, height, width);
00054
00055 dialog = newwin (height, width, y, x);
00056 keypad (dialog, TRUE);
00057
00058 draw_box (dialog, 0, 0, height, width, dialog_attr, border_attr);
00059 wattrset (dialog, border_attr);
00060 mvwaddch (dialog, height-3, 0, ACS_LTEE);
00061 for (i = 0; i < width - 2; i++)
00062 waddch (dialog, ACS_HLINE);
00063 wattrset (dialog, dialog_attr);
00064 waddch (dialog, ACS_RTEE);
00065
00066 if (title != NULL && strlen(title) >= width-2 ) {
00067
00068 char * title2 = malloc(width-2+1);
00069 memcpy( title2, title, width-2 );
00070 title2[width-2] = '\0';
00071 title = title2;
00072 }
00073
00074 if (title != NULL) {
00075 wattrset (dialog, title_attr);
00076 mvwaddch (dialog, 0, (width - strlen(title))/2 - 1, ' ');
00077 waddstr (dialog, (char *)title);
00078 waddch (dialog, ' ');
00079 }
00080
00081 wattrset (dialog, dialog_attr);
00082 print_autowrap (dialog, prompt, width - 2, 1, 3);
00083
00084 print_buttons(dialog, height, width, 0);
00085
00086 while (key != ESC) {
00087 key = wgetch (dialog);
00088 switch (key) {
00089 case 'Y':
00090 case 'y':
00091 delwin (dialog);
00092 return 0;
00093 case 'N':
00094 case 'n':
00095 delwin (dialog);
00096 return 1;
00097
00098 case TAB:
00099 case KEY_LEFT:
00100 case KEY_RIGHT:
00101 button = ((key == KEY_LEFT ? --button : ++button) < 0)
00102 ? 1 : (button > 1 ? 0 : button);
00103
00104 print_buttons(dialog, height, width, button);
00105 wrefresh (dialog);
00106 break;
00107 case ' ':
00108 case '\n':
00109 delwin (dialog);
00110 return button;
00111 case ESC:
00112 break;
00113 }
00114 }
00115
00116 delwin (dialog);
00117 return -1;
00118 }