void
dlg_draw_arrows(WINDOW *win,
int top_arrow,
int bottom_arrow,
int x,
int top,
int bottom)
{
dlg_draw_helpline(win, TRUE);
dlg_draw_arrows2(win,
top_arrow,
bottom_arrow,
x,
top,
bottom,
menubox_border2_attr,
menubox_border_attr);
}
/*
* Display text from a file in a dialog box, like in a "tail -f".
*/
int
dialog_tailbox(const char *title, const char *file, int height, int width, int bg_task)
{
/* *INDENT-OFF* */
static DLG_KEYS_BINDING binding[] = {
HELPKEY_BINDINGS,
ENTERKEY_BINDINGS,
DLG_KEYS_DATA( DLGK_BEGIN, '0' ),
DLG_KEYS_DATA( DLGK_BEGIN, KEY_BEG ),
DLG_KEYS_DATA( DLGK_GRID_LEFT, 'H' ),
DLG_KEYS_DATA( DLGK_GRID_LEFT, 'h' ),
DLG_KEYS_DATA( DLGK_GRID_LEFT, KEY_LEFT ),
DLG_KEYS_DATA( DLGK_GRID_RIGHT, 'L' ),
DLG_KEYS_DATA( DLGK_GRID_RIGHT, 'l' ),
DLG_KEYS_DATA( DLGK_GRID_RIGHT, KEY_RIGHT ),
END_KEYS_BINDING
};
/* *INDENT-ON* */
#ifdef KEY_RESIZE
int old_height = height;
int old_width = width;
#endif
int fkey;
int x, y, result, thigh;
WINDOW *dialog, *text;
const char **buttons = 0;
MY_OBJ *obj;
FILE *fd;
int min_width = 12;
/* Open input file for reading */
if ((fd = fopen(file, "rb")) == NULL)
dlg_exiterr("Can't open input file in dialog_tailbox().");
#ifdef KEY_RESIZE
retry:
#endif
dlg_auto_sizefile(title, file, &height, &width, 2, min_width);
dlg_print_size(height, width);
dlg_ctl_size(height, width);
x = dlg_box_x_ordinate(width);
y = dlg_box_y_ordinate(height);
thigh = height - ((2 * MARGIN) + (bg_task ? 0 : 2));
dialog = dlg_new_window(height, width, y, x);
dlg_mouse_setbase(x, y);
/* Create window for text region, used for scrolling text */
text = dlg_sub_window(dialog,
thigh,
width - (2 * MARGIN),
y + MARGIN,
x + MARGIN);
dlg_draw_box(dialog, 0, 0, height, width, dialog_attr, border_attr);
dlg_draw_bottom_box(dialog);
dlg_draw_title(dialog, title);
dlg_draw_helpline(dialog, FALSE);
if (!bg_task) {
buttons = dlg_exit_label();
dlg_button_layout(buttons, &min_width);
dlg_draw_buttons(dialog, height - (2 * MARGIN), 0, buttons, FALSE,
FALSE, width);
}
(void) wmove(dialog, thigh, (MARGIN + 1));
(void) wnoutrefresh(dialog);
obj = dlg_calloc(MY_OBJ, 1);
assert_ptr(obj, "dialog_tailbox");
obj->obj.input = fd;
obj->obj.win = dialog;
obj->obj.handle_getc = handle_my_getc;
obj->obj.handle_input = bg_task ? handle_input : 0;
obj->obj.keep_bg = bg_task && dialog_vars.cant_kill;
obj->obj.bg_task = bg_task;
obj->text = text;
obj->buttons = buttons;
dlg_add_callback(&(obj->obj));
dlg_register_window(dialog, "tailbox", binding);
dlg_register_buttons(dialog, "tailbox", buttons);
/* Print last page of text */
dlg_attr_clear(text, thigh, getmaxx(text), dialog_attr);
repaint_text(obj);
if (bg_task) {
result = DLG_EXIT_OK;
} else {
int ch;
do {
ch = dlg_getc(dialog, &fkey);
#ifdef KEY_RESIZE
if (fkey && ch == KEY_RESIZE) {
/* reset data */
height = old_height;
width = old_width;
/* repaint */
dlg_clear();
dlg_del_window(dialog);
refresh();
dlg_mouse_free_regions();
dlg_button_layout(buttons, &min_width);
goto retry;
}
#endif
}
while (handle_my_getc(&(obj->obj), ch, fkey, &result));
}
dlg_mouse_free_regions();
return result;
}
void
dlg_draw_scrollbar(WINDOW *win,
long first_data,
long this_data,
long next_data,
long total_data,
int left,
int right,
int top,
int bottom,
chtype attr,
chtype borderattr)
{
char buffer[80];
int percent;
int len;
int oldy, oldx;
chtype save = dlg_get_attrs(win);
int top_arrow = (first_data != 0);
int bottom_arrow = (next_data < total_data);
getyx(win, oldy, oldx);
dlg_draw_helpline(win, TRUE);
if (bottom_arrow || top_arrow || dialog_state.use_scrollbar) {
percent = (!total_data
? 100
: (int) ((next_data * 100)
/ total_data));
if (percent < 0)
percent = 0;
else if (percent > 100)
percent = 100;
(void) wattrset(win, position_indicator_attr);
(void) sprintf(buffer, "%d%%", percent);
(void) wmove(win, bottom, right - 7);
(void) waddstr(win, buffer);
if ((len = dlg_count_columns(buffer)) < 4) {
(void) wattrset(win, border_attr);
whline(win, dlg_boxchar(ACS_HLINE), 4 - len);
}
}
#define BARSIZE(num) (int) (0.5 + (double) ((all_high * (int) (num)) / (double) total_data))
#define ORDSIZE(num) (int) ((double) ((all_high * (int) (num)) / (double) all_diff))
if (dialog_state.use_scrollbar) {
int all_high = (bottom - top - 1);
this_data = MAX(0, this_data);
if (total_data > 0 && all_high > 0) {
int all_diff = (int) (total_data + 1);
int bar_diff = (int) (next_data + 1 - this_data);
int bar_high;
int bar_y;
bar_high = ORDSIZE(bar_diff);
if (bar_high <= 0)
bar_high = 1;
if (bar_high < all_high) {
int bar_last = BARSIZE(next_data);
wmove(win, top + 1, right);
(void) wattrset(win, save);
wvline(win, ACS_VLINE | A_REVERSE, all_high);
bar_y = ORDSIZE(this_data);
if (bar_y >= bar_last && bar_y > 0)
bar_y = bar_last - 1;
if (bar_last - bar_y > bar_high && bar_high > 1)
++bar_y;
bar_last = MIN(bar_last, all_high);
wmove(win, top + 1 + bar_y, right);
(void) wattrset(win, position_indicator_attr);
wattron(win, A_REVERSE);
#if defined(WACS_BLOCK) && defined(NCURSES_VERSION) && defined(USE_WIDE_CURSES)
wvline_set(win, WACS_BLOCK, bar_last - bar_y);
#else
wvline(win, ACS_BLOCK, bar_last - bar_y);
#endif
}
}
}
dlg_draw_arrows2(win,
top_arrow,
bottom_arrow,
left + ARROWS_COL,
top,
bottom,
attr,
borderattr);
(void) wattrset(win, save);
wmove(win, oldy, oldx);
}
/*
* Display a message box. Program will pause and display an "OK" button
* if the parameter 'pauseopt' is non-zero.
*/
int
dialog_msgbox(const char *title, const char *cprompt, int height, int width,
int pauseopt)
{
/* *INDENT-OFF* */
static DLG_KEYS_BINDING binding[] = {
HELPKEY_BINDINGS,
ENTERKEY_BINDINGS,
TRAVERSE_BINDINGS,
SCROLLKEY_BINDINGS,
END_KEYS_BINDING
};
/* *INDENT-ON* */
int x, y, last = 0, page;
int button;
int key = 0, fkey;
int result = DLG_EXIT_UNKNOWN;
WINDOW *dialog = 0;
char *prompt = dlg_strclone(cprompt);
const char **buttons = dlg_ok_label();
int offset = 0;
int check;
bool show = TRUE;
int min_width = (pauseopt == 1 ? 12 : 0);
int save_nocancel = dialog_vars.nocancel;
#ifdef KEY_RESIZE
int req_high;
int req_wide;
#endif
dialog_vars.nocancel = TRUE;
button = dlg_default_button();
#ifdef KEY_RESIZE
req_high = height;
req_wide = width;
restart:
#endif
dlg_button_layout(buttons, &min_width);
dlg_tab_correct_str(prompt);
dlg_auto_size(title, prompt, &height, &width,
(pauseopt == 1 ? 2 : 0),
min_width);
dlg_print_size(height, width);
dlg_ctl_size(height, width);
x = dlg_box_x_ordinate(width);
y = dlg_box_y_ordinate(height);
#ifdef KEY_RESIZE
if (dialog != 0)
dlg_move_window(dialog, height, width, y, x);
else
#endif
{
dialog = dlg_new_window(height, width, y, x);
dlg_register_window(dialog, "msgbox", binding);
dlg_register_buttons(dialog, "msgbox", buttons);
}
page = height - (1 + 3 * MARGIN);
dlg_mouse_setbase(x, y);
dlg_draw_box2(dialog, 0, 0, height, width, dialog_attr, border_attr, border2_attr);
dlg_draw_title(dialog, title);
wattrset(dialog, dialog_attr);
if (pauseopt) {
dlg_draw_bottom_box2(dialog, border_attr, border2_attr, dialog_attr);
mouse_mkbutton(height - 2, width / 2 - 4, 6, '\n');
dlg_draw_buttons(dialog, height - 2, 0, buttons, button, FALSE, width);
dlg_draw_helpline(dialog, FALSE);
while (result == DLG_EXIT_UNKNOWN) {
if (show) {
last = dlg_print_scrolled(dialog, prompt, offset,
page, width, pauseopt);
dlg_trace_win(dialog);
show = FALSE;
}
key = dlg_mouse_wgetch(dialog, &fkey);
if (dlg_result_key(key, fkey, &result))
break;
if (!fkey && (check = dlg_char_to_button(key, buttons)) >= 0) {
result = dlg_ok_buttoncode(check);
break;
}
if (fkey) {
switch (key) {
#ifdef KEY_RESIZE
case KEY_RESIZE:
dlg_clear();
height = req_high;
width = req_wide;
show = TRUE;
goto restart;
#endif
case DLGK_FIELD_NEXT:
button = dlg_next_button(buttons, button);
if (button < 0)
button = 0;
dlg_draw_buttons(dialog,
height - 2, 0,
buttons, button,
FALSE, width);
break;
case DLGK_FIELD_PREV:
button = dlg_prev_button(buttons, button);
if (button < 0)
button = 0;
dlg_draw_buttons(dialog,
height - 2, 0,
buttons, button,
FALSE, width);
break;
case DLGK_ENTER:
result = dlg_ok_buttoncode(button);
break;
default:
if (is_DLGK_MOUSE(key)) {
result = dlg_ok_buttoncode(key - M_EVENT);
if (result < 0)
result = DLG_EXIT_OK;
} else if (dlg_check_scrolled(key,
last,
page,
&show,
&offset) == 0) {
} else {
beep();
}
break;
}
} else {
beep();
}
}
} else {
dlg_print_scrolled(dialog, prompt, offset, page, width, pauseopt);
dlg_draw_helpline(dialog, FALSE);
wrefresh(dialog);
dlg_trace_win(dialog);
result = DLG_EXIT_OK;
}
dlg_del_window(dialog);
dlg_mouse_free_regions();
free(prompt);
dialog_vars.nocancel = save_nocancel;
return result;
}
static void
repaint_text(MY_OBJ * obj)
{
WINDOW *dialog = obj->obj.win;
int i, x;
if (dialog != 0 && obj->obj.input != 0) {
(void) werase(dialog);
dlg_draw_box2(dialog, 0, 0, obj->height, obj->width, dialog_attr,
border_attr, border2_attr);
dlg_draw_title(dialog, obj->title);
(void) wattrset(dialog, dialog_attr);
dlg_draw_helpline(dialog, FALSE);
dlg_print_autowrap(dialog, obj->prompt, obj->height, obj->width);
dlg_draw_box2(dialog,
obj->height - 4, 2 + MARGIN,
2 + MARGIN, obj->width - 2 * (2 + MARGIN),
dialog_attr,
border_attr,
border2_attr);
/*
* Clear the area for the progress bar by filling it with spaces
* in the gauge-attribute, and write the percentage with that
* attribute.
*/
(void) wmove(dialog, obj->height - 3, 4);
(void) wattrset(dialog, gauge_attr);
for (i = 0; i < (obj->width - 2 * (3 + MARGIN)); i++)
(void) waddch(dialog, ' ');
(void) wmove(dialog, obj->height - 3, (obj->width / 2) - 2);
(void) wprintw(dialog, "%3d%%", obj->percent);
/*
* Now draw a bar in reverse, relative to the background.
* The window attribute was useful for painting the background,
* but requires some tweaks to reverse it.
*/
x = (obj->percent * (obj->width - 2 * (3 + MARGIN))) / 100;
if ((gauge_attr & A_REVERSE) != 0) {
wattroff(dialog, A_REVERSE);
} else {
(void) wattrset(dialog, A_REVERSE);
}
(void) wmove(dialog, obj->height - 3, 4);
for (i = 0; i < x; i++) {
chtype ch2 = winch(dialog);
if (gauge_attr & A_REVERSE) {
ch2 &= ~A_REVERSE;
}
(void) waddch(dialog, ch2);
}
(void) wrefresh(dialog);
}
}
int
dlg_progressbox(const char *title,
const char *cprompt,
int height,
int width,
int pauseopt,
FILE *fp)
{
int i;
int x, y, thigh;
WINDOW *dialog, *text;
MY_OBJ *obj;
char *prompt = dlg_strclone(cprompt);
int result;
dlg_tab_correct_str(prompt);
dlg_auto_size(title, prompt, &height, &width, MIN_HIGH, MIN_WIDE);
dlg_print_size(height, width);
dlg_ctl_size(height, width);
x = dlg_box_x_ordinate(width);
y = dlg_box_y_ordinate(height);
thigh = height - (2 * MARGIN);
dialog = dlg_new_window(height, width, y, x);
dlg_draw_box2(dialog, 0, 0, height, width, dialog_attr, border_attr, border2_attr);
dlg_draw_title(dialog, title);
dlg_draw_helpline(dialog, FALSE);
if (*prompt != '\0') {
int y2, x2;
(void) wattrset(dialog, dialog_attr);
dlg_print_autowrap(dialog, prompt, height, width);
getyx(dialog, y2, x2);
(void) x2;
++y2;
wmove(dialog, y2, MARGIN);
for (i = 0; i < getmaxx(dialog) - 2 * MARGIN; i++)
(void) waddch(dialog, dlg_boxchar(ACS_HLINE));
y += y2;
thigh -= y2;
}
/* Create window for text region, used for scrolling text */
text = dlg_sub_window(dialog,
thigh,
width - (2 * MARGIN),
y + MARGIN,
x + MARGIN);
(void) wrefresh(dialog);
(void) wmove(dialog, thigh, (MARGIN + 1));
(void) wnoutrefresh(dialog);
obj = dlg_calloc(MY_OBJ, 1);
assert_ptr(obj, "dlg_progressbox");
obj->obj.input = fp;
obj->obj.win = dialog;
obj->text = text;
dlg_attr_clear(text, thigh, getmaxx(text), dialog_attr);
for (i = 0; get_line(obj); i++) {
if (i < thigh) {
print_line(obj, text, i, width - (2 * MARGIN));
} else {
scrollok(text, TRUE);
scroll(text);
scrollok(text, FALSE);
print_line(obj, text, thigh - 1, width - (2 * MARGIN));
}
(void) wrefresh(text);
dlg_trace_win(dialog);
if (obj->is_eof)
break;
}
if (pauseopt) {
scrollok(text, TRUE);
wscrl(text, 1 + MARGIN);
(void) wrefresh(text);
result = pause_for_ok(dialog, height, width);
} else {
wrefresh(dialog);
result = DLG_EXIT_OK;
}
dlg_del_window(dialog);
free(prompt);
free(obj);
return result;
}
/*
* Display a dialog box with two buttons - Yes and No.
*/
int
dialog_yesno(const char *title, const char *cprompt, int height, int width)
{
/* *INDENT-OFF* */
static DLG_KEYS_BINDING binding[] = {
HELPKEY_BINDINGS,
ENTERKEY_BINDINGS,
DLG_KEYS_DATA( DLGK_ENTER, ' ' ),
DLG_KEYS_DATA( DLGK_FIELD_NEXT, KEY_DOWN ),
DLG_KEYS_DATA( DLGK_FIELD_NEXT, KEY_RIGHT ),
DLG_KEYS_DATA( DLGK_FIELD_NEXT, TAB ),
DLG_KEYS_DATA( DLGK_FIELD_PREV, KEY_UP ),
DLG_KEYS_DATA( DLGK_FIELD_PREV, KEY_BTAB ),
DLG_KEYS_DATA( DLGK_FIELD_PREV, KEY_LEFT ),
SCROLLKEY_BINDINGS,
END_KEYS_BINDING
};
/* *INDENT-ON* */
int x, y;
int key = 0, fkey;
int code;
int button = dlg_defaultno_button();
WINDOW *dialog = 0;
int result = DLG_EXIT_UNKNOWN;
char *prompt = dlg_strclone(cprompt);
const char **buttons = dlg_yes_labels();
int min_width = 25;
bool show = TRUE;
int page, last = 0, offset = 0;
#ifdef KEY_RESIZE
int req_high = height;
int req_wide = width;
restart:
#endif
dlg_tab_correct_str(prompt);
dlg_button_layout(buttons, &min_width);
dlg_auto_size(title, prompt, &height, &width, 2, min_width);
dlg_print_size(height, width);
dlg_ctl_size(height, width);
x = dlg_box_x_ordinate(width);
y = dlg_box_y_ordinate(height);
#ifdef KEY_RESIZE
if (dialog != 0)
dlg_move_window(dialog, height, width, y, x);
else
#endif
{
dialog = dlg_new_window(height, width, y, x);
dlg_register_window(dialog, "yesno", binding);
dlg_register_buttons(dialog, "yesno", buttons);
}
dlg_draw_box(dialog, 0, 0, height, width, dialog_attr, border_attr);
dlg_draw_bottom_box(dialog);
dlg_draw_title(dialog, title);
dlg_draw_helpline(dialog, FALSE);
wattrset(dialog, dialog_attr);
page = height - (1 + 3 * MARGIN);
dlg_draw_buttons(dialog,
height - 2 * MARGIN, 0,
buttons, button, FALSE, width);
while (result == DLG_EXIT_UNKNOWN) {
if (show) {
last = dlg_print_scrolled(dialog, prompt, offset,
page, width, TRUE);
show = FALSE;
}
key = dlg_mouse_wgetch(dialog, &fkey);
if (dlg_result_key(key, fkey, &result))
break;
if ((code = dlg_char_to_button(key, buttons)) >= 0) {
result = dlg_ok_buttoncode(code);
break;
}
/* handle function keys */
if (fkey) {
switch (key) {
case DLGK_FIELD_NEXT:
button = dlg_next_button(buttons, button);
if (button < 0)
button = 0;
dlg_draw_buttons(dialog,
height - 2, 0,
buttons, button,
FALSE, width);
break;
case DLGK_FIELD_PREV:
button = dlg_prev_button(buttons, button);
if (button < 0)
button = 0;
dlg_draw_buttons(dialog,
height - 2, 0,
buttons, button,
FALSE, width);
break;
case DLGK_ENTER:
result = dlg_yes_buttoncode(button);
break;
#ifdef KEY_RESIZE
case KEY_RESIZE:
dlg_clear();
height = req_high;
width = req_wide;
goto restart;
#endif
default:
if (is_DLGK_MOUSE(key)) {
result = dlg_yes_buttoncode(key - M_EVENT);
if (result < 0)
result = DLG_EXIT_OK;
} else if (dlg_check_scrolled(key, last, page,
&show, &offset) != 0) {
beep();
}
break;
}
} else {
beep();
}
}
dlg_del_window(dialog);
dlg_mouse_free_regions();
free(prompt);
return result;
}
