/*
* Display a menu for choosing among a number of options
*/
int dialog_menu(const char *title, const char *prompt,
const void *selected, int *s_scroll)
{
int i, j, x, y, box_x, box_y;
int height, width, menu_height;
int key = 0, button = 0, scroll = 0, choice = 0;
int first_item = 0, max_choice;
WINDOW *dialog, *menu;
do_resize:
height = getmaxy(stdscr);
width = getmaxx(stdscr);
if (height < 15 || width < 65)
return -ERRDISPLAYTOOSMALL;
height -= 4;
width -= 5;
menu_height = height - 10;
max_choice = MIN(menu_height, item_count());
/* center dialog box on screen */
x = (COLS - width) / 2;
y = (LINES - 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);
(void)wattrset(dialog, dlg.border.atr);
mvwaddch(dialog, height - 3, 0, ACS_LTEE);
for (i = 0; i < width - 2; i++)
waddch(dialog, ACS_HLINE);
(void)wattrset(dialog, dlg.dialog.atr);
wbkgdset(dialog, dlg.dialog.atr & A_COLOR);
waddch(dialog, ACS_RTEE);
print_title(dialog, title, width);
(void)wattrset(dialog, dlg.dialog.atr);
print_autowrap(dialog, prompt, width - 2, 1, 3);
menu_width = width - 6;
box_y = height - menu_height - 5;
box_x = (width - menu_width) / 2 - 1;
/* create new window for the menu */
menu = subwin(dialog, menu_height, menu_width,
y + box_y + 1, x + box_x + 1);
keypad(menu, TRUE);
/* draw a box around the menu items */
draw_box(dialog, box_y, box_x, menu_height + 2, menu_width + 2,
dlg.menubox_border.atr, dlg.menubox.atr);
if (menu_width >= 80)
item_x = (menu_width - 70) / 2;
else
item_x = 4;
/* Set choice to default item */
item_foreach()
if (selected && (selected == item_data()))
choice = item_n();
/* get the saved scroll info */
scroll = *s_scroll;
if ((scroll <= choice) && (scroll + max_choice > choice) &&
(scroll >= 0) && (scroll + max_choice <= item_count())) {
first_item = scroll;
choice = choice - scroll;
} else {
scroll = 0;
}
if ((choice >= max_choice)) {
if (choice >= item_count() - max_choice / 2)
scroll = first_item = item_count() - max_choice;
else
scroll = first_item = choice - max_choice / 2;
choice = choice - scroll;
}
/* Print the menu */
for (i = 0; i < max_choice; i++) {
print_item(first_item + i, i, i == choice);
}
wnoutrefresh(menu);
print_arrows(dialog, item_count(), scroll,
box_y, box_x + item_x + 1, menu_height);
print_buttons(dialog, height, width, 0);
wmove(menu, choice, item_x + 1);
wrefresh(menu);
while (key != KEY_ESC) {
key = wgetch(menu);
if (key < 256 && isalpha(key))
key = tolower(key);
if (strchr("ynmh", key))
i = max_choice;
else {
for (i = choice + 1; i < max_choice; i++) {
item_set(scroll + i);
j = first_alpha(item_str(), "YyNnMmHh");
if (key == tolower(item_str()[j]))
break;
}
if (i == max_choice)
for (i = 0; i < max_choice; i++) {
item_set(scroll + i);
j = first_alpha(item_str(), "YyNnMmHh");
if (key == tolower(item_str()[j]))
break;
}
}
if (i < max_choice ||
key == KEY_UP || key == KEY_DOWN ||
key == '-' || key == '+' ||
key == KEY_PPAGE || key == KEY_NPAGE) {
/* Remove highligt of current item */
print_item(scroll + choice, choice, FALSE);
if (key == KEY_UP || key == '-') {
if (choice < 2 && scroll) {
/* Scroll menu down */
do_scroll(menu, &scroll, -1);
print_item(scroll, 0, FALSE);
} else
choice = MAX(choice - 1, 0);
} else if (key == KEY_DOWN || key == '+') {
print_item(scroll+choice, choice, FALSE);
if ((choice > max_choice - 3) &&
(scroll + max_choice < item_count())) {
/* Scroll menu up */
do_scroll(menu, &scroll, 1);
print_item(scroll+max_choice - 1,
max_choice - 1, FALSE);
} else
choice = MIN(choice + 1, max_choice - 1);
} else if (key == KEY_PPAGE) {
scrollok(menu, TRUE);
for (i = 0; (i < max_choice); i++) {
if (scroll > 0) {
do_scroll(menu, &scroll, -1);
print_item(scroll, 0, FALSE);
} else {
if (choice > 0)
choice--;
}
}
} else if (key == KEY_NPAGE) {
for (i = 0; (i < max_choice); i++) {
if (scroll + max_choice < item_count()) {
do_scroll(menu, &scroll, 1);
print_item(scroll+max_choice-1,
max_choice - 1, FALSE);
} else {
if (choice + 1 < max_choice)
choice++;
}
}
} else
choice = i;
print_item(scroll + choice, choice, TRUE);
print_arrows(dialog, item_count(), scroll,
box_y, box_x + item_x + 1, menu_height);
wnoutrefresh(dialog);
wrefresh(menu);
continue; /* wait for another key press */
}
switch (key) {
case KEY_LEFT:
case TAB:
case KEY_RIGHT:
button = ((key == KEY_LEFT ? --button : ++button) < 0)
? 2 : (button > 2 ? 0 : button);
print_buttons(dialog, height, width, button);
wrefresh(menu);
break;
case ' ':
case 's':
case 'y':
case 'n':
case 'm':
case '/':
case 'h':
case '?':
case 'z':
case '\n':
/* save scroll info */
*s_scroll = scroll;
delwin(menu);
delwin(dialog);
item_set(scroll + choice);
item_set_selected(1);
switch (key) {
case 'h':
case '?':
return 2;
case 's':
case 'y':
return 3;
case 'n':
return 4;
case 'm':
return 5;
case ' ':
return 6;
case '/':
return 7;
case 'z':
return 8;
case '\n':
return button;
}
return 0;
case 'e':
case 'x':
key = KEY_ESC;
break;
case KEY_ESC:
key = on_key_esc(menu);
break;
case KEY_RESIZE:
on_key_resize();
delwin(menu);
delwin(dialog);
goto do_resize;
}
}
delwin(menu);
delwin(dialog);
return key; /* ESC pressed */
}
void ActivityActionCanvas::draw(QPainter & p) {
if (! visible()) return;
QRect r = rect();
QBrush brsh = p.brush();
QColor bckgrnd = p.backgroundColor();
p.setBackgroundMode((used_color == UmlTransparent)
? ::Qt::TransparentMode
: ::Qt::OpaqueMode);
QColor co = color(used_color);
p.setBackgroundColor(co);
const ActivityActionData * data =
(ActivityActionData *) browser_node->get_data();
const int shadow = the_canvas()->shadow();
int margin;
FILE * fp = svg();
if (fp != 0)
fputs("<g>\n", fp);
switch (data->get_action_kind()) {
case UmlAcceptEventAction:
if (((AcceptEventAction *) data->get_action())->timeevent) {
// don't draw shadow
margin = (int) (21 * the_canvas()->zoom());
int t = (r.y() + r.bottom() - margin)/2;
p.setPen(::Qt::SolidLine);
p.setBackgroundMode(::Qt::TransparentMode);
p.drawLine(r.right() - margin, t, r.right() - 1, t);
p.lineTo(r.right() - margin - 1, t + margin);
p.lineTo(r.right() - 1, t + margin);
p.lineTo(r.right() - margin - 1, t);
if (fp != 0) {
fprintf(fp, "\t<line stroke=\"black\" stroke-opacity=\"1\""
" x1=\"%d\" y1=\"%d\" x2=\"%d\" y2=\"%d\" />\n",
r.right() - margin, t, r.right() - 1, t);
fprintf(fp, "\t<line stroke=\"black\" stroke-opacity=\"1\""
" x1=\"%d\" y1=\"%d\" x2=\"%d\" y2=\"%d\" />\n",
r.right() - 1, t, r.right() - margin - 1, t + margin);
fprintf(fp, "\t<line stroke=\"black\" stroke-opacity=\"1\""
" x1=\"%d\" y1=\"%d\" x2=\"%d\" y2=\"%d\" />\n",
r.right() - margin - 1, t + margin, r.right() - 1, t + margin);
fprintf(fp, "\t<line stroke=\"black\" stroke-opacity=\"1\""
" x1=\"%d\" y1=\"%d\" x2=\"%d\" y2=\"%d\" />\n",
r.right() - 1, t + margin, r.right() - margin - 1, t);
}
r.setWidth(r.width() - margin - 1);
margin = (int) (3 * the_canvas()->zoom());
}
else {
if ((used_color != UmlTransparent) && (shadow != 0)) {
r.setRight(r.right() - shadow);
r.setBottom(r.bottom() - shadow);
}
margin = ((r.height() < r.width()) ? r.height() : r.width()) / 4;
QPointArray a(6);
a.setPoint(0, r.x(), r.y());
a.setPoint(1, r.right(), r.y());
a.setPoint(2, r.right(), r.bottom());
a.setPoint(3, r.x(), r.bottom());
a.setPoint(4, r.x() + margin, (r.y() + r.bottom())/2);
a.setPoint(5, r.x(), r.y());
if (used_color == UmlTransparent) {
p.drawPolyline(a);
if (fp != 0)
draw_poly(fp, a, UmlTransparent);
}
else {
if (shadow != 0) {
QPointArray b(6);
b.setPoint(0, r.x() + shadow, r.y() + shadow);
b.setPoint(1, r.right() + shadow, r.y() + shadow);
b.setPoint(2, r.right() + shadow, r.bottom() + shadow);
b.setPoint(3, r.x() + shadow, r.bottom() + shadow);
b.setPoint(4, r.x() + margin + shadow, (r.y() + r.bottom())/2 + shadow);
b.setPoint(5, r.x() + shadow, r.y() + shadow);
p.setBrush(::Qt::darkGray);
p.setPen(::Qt::NoPen);
p.drawPolygon(b, TRUE, 0, 5);
p.setPen(::Qt::SolidLine);
if (fp != 0)
draw_shadow(fp, b);
}
p.setBrush(co);
p.drawPolygon(a, TRUE, 0, 5);
if (fp != 0)
draw_poly(fp, a, used_color);
}
r.setLeft(r.left() + margin);
margin = (int) (6 * the_canvas()->zoom());
}
break;
case UmlSendSignalAction:
case UmlBroadcastSignalAction:
{
if ((used_color != UmlTransparent) && (shadow != 0)) {
r.setRight(r.right() - shadow);
r.setBottom(r.bottom() - shadow);
}
margin = ((r.height() < r.width()) ? r.height() : r.width()) / 4;
QPointArray a(6);
a.setPoint(0, r.x(), r.y());
a.setPoint(1, r.right() - margin, r.y());
a.setPoint(2, r.right(), (r.y() + r.bottom())/2);
a.setPoint(3, r.right() - margin, r.bottom());
a.setPoint(4, r.x(), r.bottom());
a.setPoint(5, r.x(), r.y());
if (used_color == UmlTransparent) {
p.drawPolyline(a);
if (fp != 0)
draw_poly(fp, a, UmlTransparent);
}
else {
if (shadow != 0) {
QPointArray b(6);
b.setPoint(0, r.x() + shadow, r.y() + shadow);
b.setPoint(1, r.right() - margin + shadow, r.y() + shadow);
b.setPoint(2, r.right() + shadow, (r.y() + r.bottom())/2 + shadow);
b.setPoint(3, r.right() - margin + shadow, r.bottom() + shadow);
b.setPoint(4, r.x() + shadow, r.bottom() + shadow);
b.setPoint(5, r.x() + shadow, r.y() + shadow);
p.setBrush(::Qt::darkGray);
p.setPen(::Qt::NoPen);
p.drawPolygon(b, TRUE, 0, 5);
p.setPen(::Qt::SolidLine);
if (fp != 0)
draw_shadow(fp, b);
}
p.setBrush(co);
p.drawPolygon(a, TRUE, 0, 5);
if (fp != 0)
draw_poly(fp, a, used_color);
}
r.setWidth(r.width() - margin);
margin = (int) (6 * the_canvas()->zoom());
}
break;
default:
margin = (int) (9 * the_canvas()->zoom());
if ((used_color != UmlTransparent) && (shadow != 0)) {
r.setRight(r.right() - shadow);
r.setBottom(r.bottom() - shadow);
p.setPen(::Qt::NoPen);
p.setBrush(::Qt::darkGray);
p.drawRoundRect(r.left() + shadow, r.top() + shadow, r.width(), r.height());
if (fp != 0)
fprintf(fp, "\t<rect fill=\"#%06x\" stroke=\"none\" stroke-opacity=\"1\""
" x=\"%d\" y=\"%d\" width=\"%d\" height=\"%d\" rx=\"10\" />\n",
::Qt::darkGray.rgb()&0xffffff,
r.left() + shadow, r.top() + shadow, r.width() - 1, r.height() - 1);
p.setPen(::Qt::SolidLine);
}
p.setBrush(co);
p.drawRoundRect(r);
if (fp != 0)
fprintf(fp, "\t<rect fill=\"%s\" stroke=\"black\" stroke-opacity=\"1\""
" x=\"%d\" y=\"%d\" width=\"%d\" height=\"%d\" rx=\"10\" />\n",
svg_color(used_color),
r.left(), r.top(), r.width() - 1, r.height() - 1);
if (data->get_action_kind() == UmlCallBehaviorAction) {
BrowserNode * behavior =
((CallBehaviorAction *) data->get_action())->behavior;
if ((behavior != 0) && (behavior->get_type() == UmlActivity)) {
int l = (int) (6 * the_canvas()->zoom());
int lx = r.right() - margin - l;
int ty = r.bottom() - margin - l;
int mx = lx + l;
int my = ty + l;
int rx = mx + l;
int by = my + l;
p.drawLine(lx, my, rx, my);
p.drawLine(mx, ty, mx, by);
p.drawLine(lx, my, lx, by);
p.drawLine(rx, my, rx, by);
if (fp != 0) {
fprintf(fp, "\t<line stroke=\"black\" stroke-opacity=\"1\""
" x1=\"%d\" y1=\"%d\" x2=\"%d\" y2=\"%d\" />\n",
lx, my, rx, my);
fprintf(fp, "\t<line stroke=\"black\" stroke-opacity=\"1\""
" x1=\"%d\" y1=\"%d\" x2=\"%d\" y2=\"%d\" />\n",
mx, ty, mx, by);
fprintf(fp, "\t<line stroke=\"black\" stroke-opacity=\"1\""
" x1=\"%d\" y1=\"%d\" x2=\"%d\" y2=\"%d\" />\n",
lx, my, lx, by);
fprintf(fp, "\t<line stroke=\"black\" stroke-opacity=\"1\""
" x1=\"%d\" y1=\"%d\" x2=\"%d\" y2=\"%d\" />\n",
rx, my, rx, by);
}
}
}
break;
}
p.setFont(the_canvas()->get_font(UmlNormalFont));
p.drawText(r.x() + margin,
r.y() + margin,
r.width() - margin - margin,
r.height() - margin - margin,
align, s);
if (fp != 0) {
fputs("</g>\n", fp);
draw_text(r.x() + margin,
r.y() + margin,
r.width() - margin - margin,
r.height() - margin - margin,
align, s, p.font(), fp);
}
p.setBackgroundColor(bckgrnd);
p.setBrush(brsh);
if (selected())
show_mark(p, rect());
}
/*
* Display a dialog box with a list of options that can be turned on or off
* in the style of radiolist (only one option turned on at a time).
*/
int dialog_checklist(const char *title, const char *prompt, int height,
int width, int list_height)
{
int i, x, y, box_x, box_y;
int key = 0, button = 0, choice = 0, scroll = 0, max_choice;
WINDOW *dialog, *list;
/* which item to highlight */
item_foreach() {
if (item_is_tag('X'))
choice = item_n();
if (item_is_selected()) {
choice = item_n();
break;
}
}
do_resize:
if (getmaxy(stdscr) < (height + 6))
return -ERRDISPLAYTOOSMALL;
if (getmaxx(stdscr) < (width + 6))
return -ERRDISPLAYTOOSMALL;
max_choice = MIN(list_height, item_count());
/* center dialog box on screen */
x = (COLS - width) / 2;
y = (LINES - 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);
list_width = width - 6;
box_y = height - list_height - 5;
box_x = (width - list_width) / 2 - 1;
/* create new window for the list */
list = subwin(dialog, list_height, list_width, y + box_y + 1,
x + box_x + 1);
keypad(list, TRUE);
/* draw a box around the list items */
draw_box(dialog, box_y, box_x, list_height + 2, list_width + 2,
dlg.menubox_border.atr, dlg.menubox.atr);
/* Find length of longest item in order to center checklist */
check_x = 0;
item_foreach()
check_x = MAX(check_x, strlen(item_str()) + 4);
check_x = (list_width - check_x) / 2;
item_x = check_x + 4;
if (choice >= list_height) {
scroll = choice - list_height + 1;
choice -= scroll;
}
/* Print the list */
for (i = 0; i < max_choice; i++) {
item_set(scroll + i);
print_item(list, i, i == choice);
}
print_arrows(dialog, choice, item_count(), scroll,
box_y, box_x + check_x + 5, list_height);
print_buttons(dialog, height, width, 0);
wnoutrefresh(dialog);
wnoutrefresh(list);
doupdate();
while (key != KEY_ESC) {
key = wgetch(dialog);
for (i = 0; i < max_choice; i++) {
item_set(i + scroll);
if (toupper(key) == toupper(item_str()[0]))
break;
}
if (i < max_choice || key == KEY_UP || key == KEY_DOWN ||
key == '+' || key == '-') {
if (key == KEY_UP || key == '-') {
if (!choice) {
if (!scroll)
continue;
/* Scroll list down */
if (list_height > 1) {
/* De-highlight current first item */
item_set(scroll);
print_item(list, 0, FALSE);
scrollok(list, TRUE);
wscrl(list, -1);
scrollok(list, FALSE);
}
scroll--;
item_set(scroll);
print_item(list, 0, TRUE);
print_arrows(dialog, choice, item_count(),
scroll, box_y, box_x + check_x + 5, list_height);
wnoutrefresh(dialog);
wrefresh(list);
continue; /* wait for another key press */
} else
i = choice - 1;
} else if (key == KEY_DOWN || key == '+') {
if (choice == max_choice - 1) {
if (scroll + choice >= item_count() - 1)
continue;
/* Scroll list up */
if (list_height > 1) {
/* De-highlight current last item before scrolling up */
item_set(scroll + max_choice - 1);
print_item(list,
max_choice - 1,
FALSE);
scrollok(list, TRUE);
wscrl(list, 1);
scrollok(list, FALSE);
}
scroll++;
item_set(scroll + max_choice - 1);
print_item(list, max_choice - 1, TRUE);
print_arrows(dialog, choice, item_count(),
scroll, box_y, box_x + check_x + 5, list_height);
wnoutrefresh(dialog);
wrefresh(list);
continue; /* wait for another key press */
} else
i = choice + 1;
}
if (i != choice) {
/* De-highlight current item */
item_set(scroll + choice);
print_item(list, choice, FALSE);
/* Highlight new item */
choice = i;
item_set(scroll + choice);
print_item(list, choice, TRUE);
wnoutrefresh(dialog);
wrefresh(list);
}
continue; /* wait for another key press */
}
switch (key) {
case 'H':
case 'h':
case '?':
button = 1;
/* fall-through */
case 'S':
case 's':
case ' ':
case '\n':
item_foreach()
item_set_selected(0);
item_set(scroll + choice);
item_set_selected(1);
delwin(list);
delwin(dialog);
return button;
case TAB:
case KEY_LEFT:
case KEY_RIGHT:
button = ((key == KEY_LEFT ? --button : ++button) < 0)
? 1 : (button > 1 ? 0 : button);
print_buttons(dialog, height, width, button);
wrefresh(dialog);
break;
case 'X':
case 'x':
key = KEY_ESC;
break;
case KEY_ESC:
key = on_key_esc(dialog);
break;
case KEY_RESIZE:
delwin(list);
delwin(dialog);
on_key_resize();
goto do_resize;
}
/* Now, update everything... */
doupdate();
}
delwin(list);
delwin(dialog);
return key; /* ESC pressed */
}
/*
* Display a menu for choosing among a number of options
*/
int dialog_menu(const char *title, const char *prompt, int height, int width,
int menu_height, const char *current, int item_no,
const char *const *items)
{
int i, j, x, y, box_x, box_y;
int key = 0, button = 0, scroll = 0, choice = 0;
int first_item = 0, max_choice;
WINDOW *dialog, *menu;
FILE *f;
max_choice = MIN(menu_height, item_no);
/* center dialog box on screen */
x = (COLS - width) / 2;
y = (LINES - 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, dialog_attr, border_attr);
wattrset(dialog, border_attr);
mvwaddch(dialog, height - 3, 0, ACS_LTEE);
for (i = 0; i < width - 2; i++)
waddch(dialog, ACS_HLINE);
wattrset(dialog, dialog_attr);
wbkgdset(dialog, dialog_attr & A_COLOR);
waddch(dialog, ACS_RTEE);
print_title(dialog, title, width);
wattrset(dialog, dialog_attr);
print_autowrap(dialog, prompt, width - 2, 1, 3);
menu_width = width - 6;
box_y = height - menu_height - 5;
box_x = (width - menu_width) / 2 - 1;
/* create new window for the menu */
menu = subwin(dialog, menu_height, menu_width,
y + box_y + 1, x + box_x + 1);
keypad(menu, TRUE);
/* draw a box around the menu items */
draw_box(dialog, box_y, box_x, menu_height + 2, menu_width + 2,
menubox_border_attr, menubox_attr);
item_x = (menu_width - 70) / 2;
/* Set choice to default item */
for (i = 0; i < item_no; i++)
if (strcmp(current, items[i * 2]) == 0)
choice = i;
/* get the scroll info from the temp file */
if ((f = fopen("lxdialog.scrltmp", "r")) != NULL) {
if ((fscanf(f, "%d\n", &scroll) == 1) && (scroll <= choice) &&
(scroll + max_choice > choice) && (scroll >= 0) &&
(scroll + max_choice <= item_no)) {
first_item = scroll;
choice = choice - scroll;
fclose(f);
} else {
scroll = 0;
remove("lxdialog.scrltmp");
fclose(f);
f = NULL;
}
}
if ((choice >= max_choice) || (f == NULL && choice >= max_choice / 2)) {
if (choice >= item_no - max_choice / 2)
scroll = first_item = item_no - max_choice;
else
scroll = first_item = choice - max_choice / 2;
choice = choice - scroll;
}
/* Print the menu */
for (i = 0; i < max_choice; i++) {
print_item(first_item + i, i, i == choice);
}
wnoutrefresh(menu);
print_arrows(dialog, item_no, scroll,
box_y, box_x + item_x + 1, menu_height);
print_buttons(dialog, height, width, 0);
wmove(menu, choice, item_x + 1);
wrefresh(menu);
while (key != ESC) {
key = wgetch(menu);
if (key < 256 && isalpha(key))
key = tolower(key);
if (strchr("ynmh", key))
i = max_choice;
else {
for (i = choice + 1; i < max_choice; i++) {
j = first_alpha(items[(scroll + i) * 2 + 1], "YyNnMmHh");
if (key == tolower(items[(scroll + i) * 2 + 1][j]))
break;
}
if (i == max_choice)
for (i = 0; i < max_choice; i++) {
j = first_alpha(items [(scroll + i) * 2 + 1], "YyNnMmHh");
if (key == tolower(items[(scroll + i) * 2 + 1][j]))
break;
}
}
if (i < max_choice ||
key == KEY_UP || key == KEY_DOWN ||
key == '-' || key == '+' ||
key == KEY_PPAGE || key == KEY_NPAGE) {
/* Remove highligt of current item */
print_item(scroll + choice, choice, FALSE);
if (key == KEY_UP || key == '-') {
if (choice < 2 && scroll) {
/* Scroll menu down */
do_scroll(menu, &scroll, -1);
print_item(scroll, 0, FALSE);
} else
choice = MAX(choice - 1, 0);
} else if (key == KEY_DOWN || key == '+') {
print_item(scroll+choice, choice, FALSE);
if ((choice > max_choice - 3) &&
(scroll + max_choice < item_no)) {
/* Scroll menu up */
do_scroll(menu, &scroll, 1);
print_item(scroll+max_choice - 1,
max_choice - 1, FALSE);
} else
choice = MIN(choice + 1, max_choice - 1);
} else if (key == KEY_PPAGE) {
scrollok(menu, TRUE);
for (i = 0; (i < max_choice); i++) {
if (scroll > 0) {
do_scroll(menu, &scroll, -1);
print_item(scroll, 0, FALSE);
} else {
if (choice > 0)
choice--;
}
}
} else if (key == KEY_NPAGE) {
for (i = 0; (i < max_choice); i++) {
if (scroll + max_choice < item_no) {
do_scroll(menu, &scroll, 1);
print_item(scroll+max_choice-1,
max_choice - 1, FALSE);
} else {
if (choice + 1 < max_choice)
choice++;
}
}
} else
choice = i;
print_item(scroll + choice, choice, TRUE);
print_arrows(dialog, item_no, scroll,
box_y, box_x + item_x + 1, menu_height);
wnoutrefresh(dialog);
wrefresh(menu);
continue; /* wait for another key press */
}
switch (key) {
case KEY_LEFT:
case TAB:
case KEY_RIGHT:
button = ((key == KEY_LEFT ? --button : ++button) < 0)
? 2 : (button > 2 ? 0 : button);
print_buttons(dialog, height, width, button);
wrefresh(menu);
break;
case ' ':
case 's':
case 'y':
case 'n':
case 'm':
case '/':
/* save scroll info */
if ((f = fopen("lxdialog.scrltmp", "w")) != NULL) {
fprintf(f, "%d\n", scroll);
fclose(f);
}
delwin(dialog);
fprintf(stderr, "%s\n", items[(scroll + choice) * 2]);
switch (key) {
case 's':
return 3;
case 'y':
return 3;
case 'n':
return 4;
case 'm':
return 5;
case ' ':
return 6;
case '/':
return 7;
}
return 0;
case 'h':
case '?':
button = 2;
case '\n':
delwin(dialog);
if (button == 2)
fprintf(stderr, "%s \"%s\"\n",
items[(scroll + choice) * 2],
items[(scroll + choice) * 2 + 1] +
first_alpha(items [(scroll + choice) * 2 + 1], ""));
else
fprintf(stderr, "%s\n",
items[(scroll + choice) * 2]);
remove("lxdialog.scrltmp");
return button;
case 'e':
case 'x':
key = ESC;
case ESC:
break;
}
}
delwin(dialog);
remove("lxdialog.scrltmp");
return -1; /* ESC presgsed */
}
/*
* Display text from a file in a dialog box.
*/
int dialog_textbox(const char *title, const char *tbuf,
int initial_height, int initial_width)
{
int i, x, y, cur_x, cur_y, key = 0;
int height, width, boxh, boxw;
int passed_end;
WINDOW *dialog, *box;
begin_reached = 1;
end_reached = 0;
page_length = 0;
hscroll = 0;
buf = tbuf;
page = buf; /* page is pointer to start of page to be displayed */
do_resize:
getmaxyx(stdscr, height, width);
if (height < 8 || width < 8)
return -ERRDISPLAYTOOSMALL;
if (initial_height != 0)
height = initial_height;
else
if (height > 4)
height -= 4;
else
height = 0;
if (initial_width != 0)
width = initial_width;
else
if (width > 5)
width -= 5;
else
width = 0;
/* center dialog box on screen */
x = (COLS - width) / 2;
y = (LINES - height) / 2;
draw_shadow(stdscr, y, x, height, width);
dialog = newwin(height, width, y, x);
keypad(dialog, TRUE);
/* Create window for box region, used for scrolling text */
boxh = height - 4;
boxw = width - 2;
box = subwin(dialog, boxh, boxw, y + 1, x + 1);
wattrset(box, dlg.dialog.atr);
wbkgdset(box, dlg.dialog.atr & A_COLOR);
keypad(box, TRUE);
/* register the new window, along with its borders */
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);
wbkgdset(dialog, dlg.dialog.atr & A_COLOR);
waddch(dialog, ACS_RTEE);
print_title(dialog, title, width);
print_button(dialog, gettext(" Exit "), height - 2, width / 2 - 4, TRUE);
wnoutrefresh(dialog);
getyx(dialog, cur_y, cur_x); /* Save cursor position */
/* Print first page of text */
attr_clear(box, boxh, boxw, dlg.dialog.atr);
refresh_text_box(dialog, box, boxh, boxw, cur_y, cur_x);
while ((key != KEY_ESC) && (key != '\n')) {
key = wgetch(dialog);
switch (key) {
case 'E': /* Exit */
case 'e':
case 'X':
case 'x':
delwin(box);
delwin(dialog);
return 0;
case 'g': /* First page */
case KEY_HOME:
if (!begin_reached) {
begin_reached = 1;
page = buf;
refresh_text_box(dialog, box, boxh, boxw,
cur_y, cur_x);
}
break;
case 'G': /* Last page */
case KEY_END:
end_reached = 1;
/* point to last char in buf */
page = buf + strlen(buf);
back_lines(boxh);
refresh_text_box(dialog, box, boxh, boxw,
cur_y, cur_x);
break;
case 'K': /* Previous line */
case 'k':
case KEY_UP:
if (!begin_reached) {
back_lines(page_length + 1);
/* We don't call print_page() here but use
* scrolling to ensure faster screen update.
* However, 'end_reached' and 'page_length'
* should still be updated, and 'page' should
* point to start of next page. This is done
* by calling get_line() in the following
* 'for' loop. */
scrollok(box, TRUE);
wscrl(box, -1); /* Scroll box region down one line */
scrollok(box, FALSE);
page_length = 0;
passed_end = 0;
for (i = 0; i < boxh; i++) {
if (!i) {
/* print first line of page */
print_line(box, 0, boxw);
wnoutrefresh(box);
} else
/* Called to update 'end_reached' and 'page' */
get_line();
if (!passed_end)
page_length++;
if (end_reached && !passed_end)
passed_end = 1;
}
print_position(dialog);
wmove(dialog, cur_y, cur_x); /* Restore cursor position */
wrefresh(dialog);
}
break;
case 'B': /* Previous page */
case 'b':
case KEY_PPAGE:
if (begin_reached)
break;
back_lines(page_length + boxh);
refresh_text_box(dialog, box, boxh, boxw,
cur_y, cur_x);
break;
case 'J': /* Next line */
case 'j':
case KEY_DOWN:
if (!end_reached) {
begin_reached = 0;
scrollok(box, TRUE);
scroll(box); /* Scroll box region up one line */
scrollok(box, FALSE);
print_line(box, boxh - 1, boxw);
wnoutrefresh(box);
print_position(dialog);
wmove(dialog, cur_y, cur_x); /* Restore cursor position */
wrefresh(dialog);
}
break;
case KEY_NPAGE: /* Next page */
case ' ':
if (end_reached)
break;
begin_reached = 0;
refresh_text_box(dialog, box, boxh, boxw,
cur_y, cur_x);
break;
case '0': /* Beginning of line */
case 'H': /* Scroll left */
case 'h':
case KEY_LEFT:
if (hscroll <= 0)
break;
if (key == '0')
hscroll = 0;
else
hscroll--;
/* Reprint current page to scroll horizontally */
back_lines(page_length);
refresh_text_box(dialog, box, boxh, boxw,
cur_y, cur_x);
break;
case 'L': /* Scroll right */
case 'l':
case KEY_RIGHT:
if (hscroll >= MAX_LEN)
break;
hscroll++;
/* Reprint current page to scroll horizontally */
back_lines(page_length);
refresh_text_box(dialog, box, boxh, boxw,
cur_y, cur_x);
break;
case KEY_ESC:
key = on_key_esc(dialog);
break;
case KEY_RESIZE:
back_lines(height);
delwin(box);
delwin(dialog);
on_key_resize();
goto do_resize;
}
}
delwin(box);
delwin(dialog);
return key; /* ESC pressed */
}
/*
* Display a dialog box for inputing a string
*/
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, scroll = 0, key = 0, button = -1;
char *instr = dialog_input_result;
WINDOW *dialog;
if (!init)
instr[0] = '\0';
else
strcpy(instr, init);
do_resize:
if (getmaxy(stdscr) <= (height - 2))
return -ERRDISPLAYTOOSMALL;
if (getmaxx(stdscr) <= (width - 2))
return -ERRDISPLAYTOOSMALL;
/* center dialog box on screen */
x = (COLS - width) / 2;
y = (LINES - 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);
(void)wattrset(dialog, dlg.border.atr);
mvwaddch(dialog, height - 3, 0, ACS_LTEE);
for (i = 0; i < width - 2; i++)
waddch(dialog, ACS_HLINE);
(void)wattrset(dialog, dlg.dialog.atr);
waddch(dialog, ACS_RTEE);
print_title(dialog, title, width);
(void)wattrset(dialog, dlg.dialog.atr);
print_autowrap(dialog, prompt, width - 2, 1, 3);
/* Draw the input field box */
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);
/* Set up the initial value */
wmove(dialog, box_y, box_x);
(void)wattrset(dialog, dlg.inputbox.atr);
input_x = strlen(instr);
if (input_x >= box_width) {
scroll = input_x - box_width + 1;
input_x = box_width - 1;
for (i = 0; i < box_width - 1; i++)
waddch(dialog, instr[scroll + i]);
} else {
waddstr(dialog, instr);
}
wmove(dialog, box_y, box_x + input_x);
wrefresh(dialog);
while (key != KEY_ESC) {
key = wgetch(dialog);
if (button == -1) { /* Input box selected */
switch (key) {
case TAB:
case KEY_UP:
case KEY_DOWN:
break;
case KEY_LEFT:
continue;
case KEY_RIGHT:
continue;
case KEY_BACKSPACE:
case 127:
if (input_x || scroll) {
(void)wattrset(dialog, dlg.inputbox.atr);
if (!input_x) {
scroll = scroll < box_width - 1 ? 0 : scroll - (box_width - 1);
wmove(dialog, box_y, box_x);
for (i = 0; i < box_width; i++)
waddch(dialog,
instr[scroll + input_x + i] ?
instr[scroll + input_x + i] : ' ');
input_x = strlen(instr) - scroll;
} else
input_x--;
instr[scroll + input_x] = '\0';
mvwaddch(dialog, box_y, input_x + box_x, ' ');
wmove(dialog, box_y, input_x + box_x);
wrefresh(dialog);
}
continue;
default:
if (key < 0x100 && isprint(key)) {
if (scroll + input_x < MAX_LEN) {
(void)wattrset(dialog, dlg.inputbox.atr);
instr[scroll + input_x] = key;
instr[scroll + input_x + 1] = '\0';
if (input_x == box_width - 1) {
scroll++;
wmove(dialog, box_y, box_x);
for (i = 0; i < box_width - 1; i++)
waddch(dialog, instr [scroll + i]);
} else {
wmove(dialog, box_y, input_x++ + box_x);
waddch(dialog, key);
}
wrefresh(dialog);
} else
flash(); /* Alarm user about overflow */
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; /* Indicates "Help" button is selected */
print_buttons(dialog, height, width, 1);
break;
case 0:
button = -1; /* Indicates input box is selected */
print_buttons(dialog, height, width, 0);
wmove(dialog, box_y, box_x + input_x);
wrefresh(dialog);
break;
case 1:
button = 0; /* Indicates "OK" button is selected */
print_buttons(dialog, height, width, 0);
break;
}
break;
case TAB:
case KEY_DOWN:
case KEY_RIGHT:
switch (button) {
case -1:
button = 0; /* Indicates "OK" button is selected */
print_buttons(dialog, height, width, 0);
break;
case 0:
button = 1; /* Indicates "Help" button is selected */
print_buttons(dialog, height, width, 1);
break;
case 1:
button = -1; /* Indicates input box is selected */
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; /* ESC pressed */
}
/*
* Display a dialog box with two buttons - Yes and No
*/
int dialog_yesno(const char *title, const char *prompt, int height, int width)
{
int i, x, y, key = 0, button = 0;
WINDOW *dialog;
do_resize:
if (getmaxy(stdscr) < (height + 4))
return -ERRDISPLAYTOOSMALL;
if (getmaxx(stdscr) < (width + 4))
return -ERRDISPLAYTOOSMALL;
/* center dialog box on screen */
x = (COLS - width) / 2;
y = (LINES - 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);
print_buttons(dialog, height, width, 0);
while (key != KEY_ESC) {
key = wgetch(dialog);
switch (key) {
case 'Y':
case 'y':
delwin(dialog);
return 0;
case 'N':
case 'n':
delwin(dialog);
return 1;
case TAB:
case KEY_LEFT:
case KEY_RIGHT:
button = ((key == KEY_LEFT ? --button : ++button) < 0) ? 1 : (button > 1 ? 0 : button);
print_buttons(dialog, height, width, button);
wrefresh(dialog);
break;
case ' ':
case '\n':
delwin(dialog);
return button;
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 pressed */
}
void
setup_tile (gint w, gint h)
{
cairo_status_t status;
cairo_t* cr = NULL;
cairo_surface_t* cr_surf = NULL;
cairo_surface_t* tmp = NULL;
cairo_surface_t* dummy_surf = NULL;
cairo_surface_t* norm_surf = NULL;
cairo_surface_t* blur_surf = NULL;
gdouble width = (gdouble) w;
gdouble height = (gdouble) h;
raico_blur_t* blur = NULL;
cr_surf = cairo_image_surface_create (CAIRO_FORMAT_ARGB32,
3 * BUBBLE_SHADOW_SIZE,
3 * BUBBLE_SHADOW_SIZE);
status = cairo_surface_status (cr_surf);
if (status != CAIRO_STATUS_SUCCESS)
g_print ("Error: \"%s\"\n", cairo_status_to_string (status));
cr = cairo_create (cr_surf);
status = cairo_status (cr);
if (status != CAIRO_STATUS_SUCCESS)
{
cairo_surface_destroy (cr_surf);
g_print ("Error: \"%s\"\n", cairo_status_to_string (status));
}
// clear and render drop-shadow and bubble-background
cairo_scale (cr, 1.0f, 1.0f);
cairo_set_operator (cr, CAIRO_OPERATOR_CLEAR);
cairo_paint (cr);
cairo_set_operator (cr, CAIRO_OPERATOR_OVER);
if (g_composited)
{
draw_shadow (cr,
width,
height,
BUBBLE_SHADOW_SIZE,
CORNER_RADIUS);
cairo_set_operator (cr, CAIRO_OPERATOR_CLEAR);
draw_round_rect (cr,
1.0f,
(gdouble) BUBBLE_SHADOW_SIZE,
(gdouble) BUBBLE_SHADOW_SIZE,
(gdouble) CORNER_RADIUS,
(gdouble) (width - 2.0f * BUBBLE_SHADOW_SIZE),
(gdouble) (height - 2.0f* BUBBLE_SHADOW_SIZE));
cairo_fill (cr);
cairo_set_operator (cr, CAIRO_OPERATOR_OVER);
cairo_set_source_rgba (cr,
BUBBLE_BG_COLOR_R,
BUBBLE_BG_COLOR_G,
BUBBLE_BG_COLOR_B,
0.95f);
}
else
cairo_set_source_rgb (cr,
BUBBLE_BG_COLOR_R,
BUBBLE_BG_COLOR_G,
BUBBLE_BG_COLOR_B);
draw_round_rect (cr,
1.0f,
BUBBLE_SHADOW_SIZE,
BUBBLE_SHADOW_SIZE,
CORNER_RADIUS,
(gdouble) (width - 2.0f * BUBBLE_SHADOW_SIZE),
(gdouble) (height - 2.0f * BUBBLE_SHADOW_SIZE));
cairo_fill (cr);
tmp = cairo_image_surface_create_for_data (
cairo_image_surface_get_data (cr_surf),
cairo_image_surface_get_format (cr_surf),
3 * BUBBLE_SHADOW_SIZE,
3 * BUBBLE_SHADOW_SIZE,
cairo_image_surface_get_stride (cr_surf));
dummy_surf = copy_surface (tmp);
cairo_surface_destroy (tmp);
tmp = cairo_image_surface_create_for_data (
cairo_image_surface_get_data (dummy_surf),
cairo_image_surface_get_format (dummy_surf),
2 * BUBBLE_SHADOW_SIZE,
2 * BUBBLE_SHADOW_SIZE,
cairo_image_surface_get_stride (dummy_surf));
norm_surf = copy_surface (tmp);
cairo_surface_destroy (tmp);
blur = raico_blur_create (RAICO_BLUR_QUALITY_LOW);
raico_blur_set_radius (blur, 6);
raico_blur_apply (blur, dummy_surf);
raico_blur_destroy (blur);
tmp = cairo_image_surface_create_for_data (
cairo_image_surface_get_data (dummy_surf),
cairo_image_surface_get_format (dummy_surf),
2 * BUBBLE_SHADOW_SIZE,
2 * BUBBLE_SHADOW_SIZE,
cairo_image_surface_get_stride (dummy_surf));
blur_surf = copy_surface (tmp);
cairo_surface_destroy (tmp);
cairo_surface_destroy (dummy_surf);
g_tile = tile_new_for_padding (norm_surf, blur_surf);
cairo_surface_destroy (norm_surf);
cairo_surface_destroy (blur_surf);
cairo_surface_destroy (cr_surf);
cairo_destroy (cr);
}
/*
* Display text from a file in a dialog box.
*/
int dialog_textbox(unsigned char *title, unsigned char *file, int height, int width)
{
int i, x, y, cur_x, cur_y, fpos, key = 0, dir, temp, temp1;
#ifdef HAVE_NCURSES
int passed_end;
#endif
unsigned char search_term[MAX_LEN+1], *tempptr, *found;
WINDOW *dialog, *text;
if (height < 0 || width < 0) {
fprintf(stderr, "\nAutosizing is impossible in dialog_textbox().\n");
return(-1);
}
search_term[0] = '\0'; /* no search term entered yet */
/* Open input file for reading */
if ((fd = open(file, O_RDONLY)) == -1) {
fprintf(stderr, "\nCan't open input file <%s>in dialog_textbox().\n", file);
return(-1);
}
/* Get file size. Actually, 'file_size' is the real file size - 1,
since it's only the last byte offset from the beginning */
if ((file_size = lseek(fd, 0, SEEK_END)) == -1) {
fprintf(stderr, "\nError getting file size in dialog_textbox().\n");
return(-1);
}
/* Restore file pointer to beginning of file after getting file size */
if (lseek(fd, 0, SEEK_SET) == -1) {
fprintf(stderr, "\nError moving file pointer in dialog_textbox().\n");
return(-1);
}
/* Allocate space for read buffer */
if ((buf = malloc(BUF_SIZE+1)) == NULL) {
endwin();
fprintf(stderr, "\nCan't allocate memory in dialog_textbox().\n");
exit(-1);
}
if ((bytes_read = read(fd, buf, BUF_SIZE)) == -1) {
fprintf(stderr, "\nError reading file in dialog_textbox().\n");
return(-1);
}
buf[bytes_read] = '\0'; /* mark end of valid data */
page = buf; /* page is pointer to start of page to be displayed */
if (width > COLS)
width = COLS;
if (height > LINES)
height = LINES;
/* center dialog box on screen */
x = DialogX ? DialogX : (COLS - width)/2;
y = DialogY ? DialogY : (LINES - height)/2;
#ifdef HAVE_NCURSES
if (use_shadow)
draw_shadow(stdscr, y, x, height, width);
#endif
dialog = newwin(height, width, y, x);
if (dialog == NULL) {
endwin();
fprintf(stderr, "\nnewwin(%d,%d,%d,%d) failed, maybe wrong dims\n", height,width,y,x);
exit(1);
}
keypad(dialog, TRUE);
/* Create window for text region, used for scrolling text */
/* text = newwin(height-4, width-2, y+1, x+1); */
text = subwin(dialog, height-4, width-2, y+1, x+1);
if (text == NULL) {
endwin();
fprintf(stderr, "\nsubwin(dialog,%d,%d,%d,%d) failed, maybe wrong dims\n", height-4,width-2,y+1,x+1);
exit(1);
}
keypad(text, TRUE);
draw_box(dialog, 0, 0, height, width, dialog_attr, border_attr);
wattrset(dialog, border_attr);
wmove(dialog, height-3, 0);
waddch(dialog, ACS_LTEE);
for (i = 0; i < width-2; i++)
waddch(dialog, ACS_HLINE);
wattrset(dialog, dialog_attr);
waddch(dialog, ACS_RTEE);
wmove(dialog, height-2, 1);
for (i = 0; i < width-2; i++)
waddch(dialog, ' ');
if (title != NULL) {
wattrset(dialog, title_attr);
wmove(dialog, 0, (width - strlen(title))/2 - 1);
waddch(dialog, ' ');
waddstr(dialog, title);
waddch(dialog, ' ');
}
display_helpline(dialog, height-1, width);
print_button(dialog, " OK ", height-2, width/2-6, TRUE);
wnoutrefresh(dialog);
getyx(dialog, cur_y, cur_x); /* Save cursor position */
/* Print first page of text */
attr_clear(text, height-4, width-2, dialog_attr);
print_page(text, height-4, width-2);
print_position(dialog, height, width);
wmove(dialog, cur_y, cur_x); /* Restore cursor position */
wrefresh(dialog);
while ((key != ESC) && (key != '\n') && (key != '\r') && (key != ' ')) {
key = wgetch(dialog);
switch (key) {
case 'E': /* Exit */
case 'e':
delwin(dialog);
free(buf);
close(fd);
return 0;
case 'g': /* First page */
case KEY_HOME:
if (!begin_reached) {
begin_reached = 1;
/* First page not in buffer? */
if ((fpos = lseek(fd, 0, SEEK_CUR)) == -1) {
endwin();
fprintf(stderr, "\nError moving file pointer in dialog_textbox().\n");
exit(-1);
}
if (fpos > bytes_read) { /* Yes, we have to read it in */
if (lseek(fd, 0, SEEK_SET) == -1) {
endwin();
fprintf(stderr, "\nError moving file pointer in dialog_textbox().\n");
exit(-1);
}
if ((bytes_read = read(fd, buf, BUF_SIZE)) == -1) {
endwin();
fprintf(stderr, "\nError reading file in dialog_textbox().\n");
exit(-1);
}
buf[bytes_read] = '\0';
}
page = buf;
print_page(text, height-4, width-2);
print_position(dialog, height, width);
wmove(dialog, cur_y, cur_x); /* Restore cursor position */
wrefresh(dialog);
}
break;
case 'G': /* Last page */
#ifdef HAVE_NCURSES
case KEY_END:
#endif
end_reached = 1;
/* Last page not in buffer? */
if ((fpos = lseek(fd, 0, SEEK_CUR)) == -1) {
endwin();
fprintf(stderr, "\nError moving file pointer in dialog_textbox().\n");
exit(-1);
}
if (fpos < file_size) { /* Yes, we have to read it in */
if (lseek(fd, -BUF_SIZE, SEEK_END) == -1) {
endwin();
fprintf(stderr, "\nError moving file pointer in dialog_textbox().\n");
exit(-1);
}
if ((bytes_read = read(fd, buf, BUF_SIZE)) == -1) {
endwin();
fprintf(stderr, "\nError reading file in dialog_textbox().\n");
exit(-1);
}
buf[bytes_read] = '\0';
}
page = buf + bytes_read;
back_lines(height-4);
print_page(text, height-4, width-2);
print_position(dialog, height, width);
wmove(dialog, cur_y, cur_x); /* Restore cursor position */
wrefresh(dialog);
break;
case 'K': /* Previous line */
case 'k':
case '\020': /* ^P */
case KEY_UP:
if (!begin_reached) {
back_lines(page_length+1);
#ifdef HAVE_NCURSES
/* We don't call print_page() here but use scrolling to ensure
faster screen update. However, 'end_reached' and 'page_length'
should still be updated, and 'page' should point to start of
next page. This is done by calling get_line() in the following
'for' loop. */
scrollok(text, TRUE);
wscrl(text, -1); /* Scroll text region down one line */
scrollok(text, FALSE);
page_length = 0;
passed_end = 0;
for (i = 0; i < height-4; i++) {
if (!i) {
print_line(text, 0, width-2); /* print first line of page */
wnoutrefresh(text);
}
else
get_line(); /* Called to update 'end_reached' and 'page' */
if (!passed_end)
page_length++;
if (end_reached && !passed_end)
passed_end = 1;
}
#else
print_page(text, height-4, width-2);
#endif
print_position(dialog, height, width);
wmove(dialog, cur_y, cur_x); /* Restore cursor position */
wrefresh(dialog);
}
break;
case 'B': /* Previous page */
case 'b':
case KEY_PPAGE:
if (!begin_reached) {
back_lines(page_length + height-4);
print_page(text, height-4, width-2);
print_position(dialog, height, width);
wmove(dialog, cur_y, cur_x); /* Restore cursor position */
wrefresh(dialog);
}
break;
case 'J': /* Next line */
case 'j':
case '\016': /* ^N */
case KEY_DOWN:
if (!end_reached) {
begin_reached = 0;
scrollok(text, TRUE);
scroll(text); /* Scroll text region up one line */
scrollok(text, FALSE);
print_line(text, height-5, width-2);
#ifndef HAVE_NCURSES
wmove(text, height-5, 0);
waddch(text, ' ');
wmove(text, height-5, width-3);
waddch(text, ' ');
#endif
wnoutrefresh(text);
print_position(dialog, height, width);
wmove(dialog, cur_y, cur_x); /* Restore cursor position */
wrefresh(dialog);
}
break;
case 'F': /* Next page */
case 'f':
case KEY_NPAGE:
if (!end_reached) {
begin_reached = 0;
print_page(text, height-4, width-2);
print_position(dialog, height, width);
wmove(dialog, cur_y, cur_x); /* Restore cursor position */
wrefresh(dialog);
}
break;
case '0': /* Beginning of line */
case 'H': /* Scroll left */
case 'h':
case KEY_LEFT:
if (hscroll > 0) {
if (key == '0')
hscroll = 0;
else
hscroll--;
/* Reprint current page to scroll horizontally */
back_lines(page_length);
print_page(text, height-4, width-2);
wmove(dialog, cur_y, cur_x); /* Restore cursor position */
wrefresh(dialog);
}
break;
case 'L': /* Scroll right */
case 'l':
case KEY_RIGHT:
if (hscroll < MAX_LEN) {
hscroll++;
/* Reprint current page to scroll horizontally */
back_lines(page_length);
print_page(text, height-4, width-2);
wmove(dialog, cur_y, cur_x); /* Restore cursor position */
wrefresh(dialog);
}
break;
case '/': /* Forward search */
case 'n': /* Repeat forward search */
case '?': /* Backward search */
case 'N': /* Repeat backward search */
/* set search direction */
dir = (key == '/' || key == 'n') ? 1 : 0;
if (dir ? !end_reached : !begin_reached) {
if (key == 'n' || key == 'N') {
if (search_term[0] == '\0') { /* No search term yet */
fprintf(stderr, "\a"); /* beep */
break;
}
}
else /* Get search term from user */
if (get_search_term(text, search_term, height-4, width-2) == -1) {
/* ESC pressed in get_search_term(). Reprint page to clear box */
wattrset(text, dialog_attr);
back_lines(page_length);
print_page(text, height-4, width-2);
wmove(dialog, cur_y, cur_x); /* Restore cursor position */
wrefresh(dialog);
break;
}
/* Save variables for restoring in case search term can't be found */
tempptr = page;
temp = begin_reached;
temp1 = end_reached;
if ((fpos = lseek(fd, 0, SEEK_CUR)) == -1) {
endwin();
fprintf(stderr, "\nError moving file pointer in dialog_textbox().\n");
exit(-1);
}
fpos -= bytes_read;
/* update 'page' to point to next (previous) line before
forward (backward) searching */
back_lines(dir ? page_length-1 : page_length+1);
found = NULL;
if (dir) /* Forward search */
while((found = strstr(get_line(), search_term)) == NULL) {
if (end_reached)
break;
}
else /* Backward search */
while((found = strstr(get_line(), search_term)) == NULL) {
if (begin_reached)
break;
back_lines(2);
}
if (found == NULL) { /* not found */
fprintf(stderr, "\a"); /* beep */
/* Restore program state to that before searching */
if (lseek(fd, fpos, SEEK_SET) == -1) {
endwin();
fprintf(stderr, "\nError moving file pointer in dialog_textbox().\n");
exit(-1);
}
if ((bytes_read = read(fd, buf, BUF_SIZE)) == -1) {
endwin();
fprintf(stderr, "\nError reading file in dialog_textbox().\n");
exit(-1);
}
buf[bytes_read] = '\0';
page = tempptr;
begin_reached = temp;
end_reached = temp1;
/* move 'page' to point to start of current page in order to
re-print current page. Note that 'page' always points to
start of next page, so this is necessary */
back_lines(page_length);
}
else /* Search term found */
back_lines(1);
/* Reprint page */
wattrset(text, dialog_attr);
print_page(text, height-4, width-2);
if (found != NULL)
print_position(dialog, height, width);
wmove(dialog, cur_y, cur_x); /* Restore cursor position */
wrefresh(dialog);
}
else /* no need to find */
fprintf(stderr, "\a"); /* beep */
break;
case ESC:
break;
case KEY_F(1):
display_helpfile();
break;
}
}
delwin(dialog);
free(buf);
close(fd);
return (key == ESC ? -1 : 0);
}
/*
* Display a dialog box with a list of options that can be turned on or off
*/
int
dialog_radiolist(unsigned char *title, unsigned char *prompt, int height, int width, int list_height,
int cnt, void *it, unsigned char *result)
{
int i, j, x, y, cur_x, cur_y, old_x, old_y, box_x, box_y, key = 0, button,
choice, l, k, scroll, max_choice, *status, item_no = 0, was_on = 0;
int redraw_menu = FALSE, cursor_reset = FALSE;
int rval = 0, onlist = 1, ok_space, cancel_space;
char okButton, cancelButton;
WINDOW *dialog, *list;
unsigned char **items = NULL;
dialogMenuItem *ditems;
/* Allocate space for storing item on/off status */
if ((status = alloca(sizeof(int) * abs(cnt))) == NULL) {
endwin();
fprintf(stderr, "\nCan't allocate memory in dialog_radiolist().\n");
exit(-1);
}
draw:
button = choice = scroll = 0;
/* Previous calling syntax, e.g. just a list of strings? */
if (cnt >= 0) {
items = it;
ditems = NULL;
item_no = cnt;
/* Initializes status */
for (i = 0; i < item_no; i++) {
status[i] = !strcasecmp(items[i*3 + 2], "on");
if (status[i]) {
if (was_on)
status[i] = FALSE;
else
was_on = 1;
}
}
}
/* It's the new specification format - fake the rest of the code out */
else {
item_no = abs(cnt);
ditems = it;
if (!items)
items = (unsigned char **)alloca((item_no * 3) * sizeof(unsigned char *));
/* Initializes status */
for (i = 0; i < item_no; i++) {
status[i] = ditems[i].checked ? ditems[i].checked(&ditems[i]) : FALSE;
if (status[i]) {
if (was_on)
status[i] = FALSE;
else
was_on = 1;
}
items[i*3] = ditems[i].prompt;
items[i*3 + 1] = ditems[i].title;
items[i*3 + 2] = status[i] ? "on" : "off";
}
}
max_choice = MIN(list_height, item_no);
check_x = 0;
item_x = 0;
/* Find length of longest item in order to center radiolist */
for (i = 0; i < item_no; i++) {
l = strlen(items[i * 3]);
for (j = 0; j < item_no; j++) {
k = strlen(items[j * 3 + 1]);
check_x = MAX(check_x, l + k + 6);
}
item_x = MAX(item_x, l);
}
if (height < 0)
height = strheight(prompt) + list_height + 4 + 2;
if (width < 0) {
i = strwidth(prompt);
j = ((title != NULL) ? strwidth(title) : 0);
width = MAX(i, j);
width = MAX(width, check_x + 4) + 4;
}
width = MAX(width, 24);
if (width > COLS)
width = COLS;
if (height > LINES)
height = LINES;
/* center dialog box on screen */
x = DialogX ? DialogX : (COLS - width) / 2;
y = DialogY ? DialogY : (LINES - height) / 2;
#ifdef HAVE_NCURSES
if (use_shadow)
draw_shadow(stdscr, y, x, height, width);
#endif
dialog = newwin(height, width, y, x);
if (dialog == NULL) {
endwin();
fprintf(stderr, "\nnewwin(%d,%d,%d,%d) failed, maybe wrong dims\n", height, width, y, x);
return -1;
}
keypad(dialog, TRUE);
draw_box(dialog, 0, 0, height, width, dialog_attr, border_attr);
wattrset(dialog, border_attr);
wmove(dialog, height - 3, 0);
waddch(dialog, ACS_LTEE);
for (i = 0; i < width - 2; i++)
waddch(dialog, ACS_HLINE);
wattrset(dialog, dialog_attr);
waddch(dialog, ACS_RTEE);
wmove(dialog, height - 2, 1);
for (i = 0; i < width - 2; i++)
waddch(dialog, ' ');
if (title != NULL) {
wattrset(dialog, title_attr);
wmove(dialog, 0, (width - strlen(title)) / 2 - 1);
waddch(dialog, ' ');
waddstr(dialog, title);
waddch(dialog, ' ');
}
wattrset(dialog, dialog_attr);
wmove(dialog, 1, 2);
print_autowrap(dialog, prompt, height - 1, width - 2, width, 1, 2, TRUE, FALSE);
list_width = width - 6;
getyx(dialog, cur_y, cur_x);
box_y = cur_y + 1;
box_x = (width - list_width) / 2 - 1;
/* create new window for the list */
list = subwin(dialog, list_height, list_width, y + box_y + 1, x + box_x + 1);
if (list == NULL) {
delwin(dialog);
endwin();
fprintf(stderr, "\nsubwin(dialog,%d,%d,%d,%d) failed, maybe wrong dims\n", list_height, list_width,
y + box_y + 1,x + box_x + 1);
return -1;
}
keypad(list, TRUE);
/* draw a box around the list items */
draw_box(dialog, box_y, box_x, list_height+2, list_width+2, menubox_border_attr, menubox_attr);
check_x = (list_width - check_x) / 2;
item_x = check_x + item_x + 6;
/* Print the list */
for (i = 0; i < max_choice; i++)
print_item(list, items[i * 3], items[i * 3 + 1], status[i], i, i == choice, DREF(ditems, i));
wnoutrefresh(list);
print_arrows(dialog, scroll, list_height, item_no, box_x, box_y, check_x + 4, cur_x, cur_y);
display_helpline(dialog, height-1, width);
x = width/ 2 - 11;
y = height - 2;
if (ditems && result) {
cancelButton = toupper(ditems[CANCEL_BUTTON].prompt[0]);
print_button(dialog, ditems[CANCEL_BUTTON].prompt, y, x + strlen(ditems[OK_BUTTON].prompt) + 5,
ditems[CANCEL_BUTTON].checked ? ditems[CANCEL_BUTTON].checked(&ditems[CANCEL_BUTTON]) : FALSE);
okButton = toupper(ditems[OK_BUTTON].prompt[0]);
print_button(dialog, ditems[OK_BUTTON].prompt, y, x,
ditems[OK_BUTTON].checked ? ditems[OK_BUTTON].checked(&ditems[OK_BUTTON]) : TRUE);
}
else {
cancelButton = 'C';
print_button(dialog, "Cancel", y, x + 14, FALSE);
okButton = 'O';
print_button(dialog, " OK ", y, x, TRUE);
}
wnoutrefresh(dialog);
wmove(list, choice, check_x+1);
wrefresh(list);
while (key != ESC) {
key = wgetch(dialog);
/* See if its the short-cut to "OK" */
if (toupper(key) == okButton) {
if (ditems) {
if (result && ditems[OK_BUTTON].fire) {
int st;
WINDOW *save;
save = dupwin(newscr);
st = ditems[OK_BUTTON].fire(&ditems[OK_BUTTON]);
if (st & DITEM_RESTORE) {
touchwin(save);
wrefresh(save);
}
delwin(save);
}
}
else if (result) {
*result = '\0';
for (i = 0; i < item_no; i++) {
if (status[i]) {
strcat(result, items[i*3]);
break;
}
}
}
rval = 0;
key = ESC;
break;
}
/* Shortcut to cancel */
if (toupper(key) == cancelButton) {
if (ditems && result && ditems[CANCEL_BUTTON].fire) {
int st;
WINDOW *save;
save = dupwin(newscr);
st = ditems[CANCEL_BUTTON].fire(&ditems[CANCEL_BUTTON]);
if (st & DITEM_RESTORE) {
touchwin(save);
wrefresh(save);
}
delwin(save);
}
rval = 1;
key = ESC;
break;
}
/* Check if key pressed matches first character of any item tag in list */
for (i = 0; i < max_choice; i++)
if (key != ' ' && toupper(key) == toupper(items[(scroll + i) * 3][0]))
break;
if (i < max_choice || (key >= '1' && key <= MIN('9', '0' + max_choice)) ||
KEY_IS_UP(key) || KEY_IS_DOWN(key) || ((key == ' ' || key == '\r' || key == '\n') && onlist == 1)) {
/* if moving from buttons to the list, reset and redraw buttons */
if (!onlist) {
onlist = 1;
button = 0;
if (ditems && result ) {
print_button(dialog, ditems[CANCEL_BUTTON].prompt, y, x + strlen(ditems[OK_BUTTON].prompt) + 5,
ditems[CANCEL_BUTTON].checked ? ditems[CANCEL_BUTTON].checked(&ditems[CANCEL_BUTTON]) : button);
print_button(dialog, ditems[OK_BUTTON].prompt, y, x,
ditems[OK_BUTTON].checked ? ditems[OK_BUTTON].checked(&ditems[OK_BUTTON]) : !button);
}
else {
print_button(dialog, "Cancel", y, x + 14, button);
print_button(dialog, " OK ", y, x, !button);
}
}
wmove(list, choice, check_x+1);
wnoutrefresh(dialog);
wrefresh(list);
if (key >= '1' && key <= MIN('9', '0' + max_choice))
i = key - '1';
else if (KEY_IS_UP(key)) {
if (!choice) {
if (scroll) {
/* Scroll list down */
getyx(dialog, cur_y, cur_x); /* Save cursor position */
if (list_height > 1) {
/* De-highlight current first item before scrolling down */
print_item(list, items[scroll*3], items[scroll*3 + 1], status[scroll], 0,
FALSE, DREF(ditems, scroll));
scrollok(list, TRUE);
wscrl(list, -1);
scrollok(list, FALSE);
}
scroll--;
print_item(list, items[scroll*3], items[scroll*3 + 1], status[scroll], 0,
TRUE, DREF(ditems, scroll));
print_arrows(dialog, scroll, list_height, item_no, box_x, box_y, check_x + 4, cur_x, cur_y);
wmove(list, choice, check_x+1);
wnoutrefresh(dialog);
wrefresh(list);
}
continue; /* wait for another key press */
}
else
i = choice - 1;
}
else if (KEY_IS_DOWN(key)) {
if (choice == max_choice - 1) {
if (scroll + choice < item_no - 1) {
/* Scroll list up */
getyx(dialog, cur_y, cur_x); /* Save cursor position */
if (list_height > 1) {
/* De-highlight current last item before scrolling up */
print_item(list, items[(scroll + max_choice - 1) * 3],
items[(scroll + max_choice - 1) * 3 + 1],
status[scroll + max_choice - 1], max_choice - 1,
FALSE, DREF(ditems, scroll + max_choice - 1));
scrollok(list, TRUE);
scroll(list);
scrollok(list, FALSE);
}
scroll++;
print_item(list, items[(scroll + max_choice - 1) * 3],
items[(scroll + max_choice - 1) * 3 + 1],
status[scroll + max_choice - 1], max_choice - 1,
TRUE, DREF(ditems, scroll + max_choice - 1));
print_arrows(dialog, scroll, list_height, item_no, box_x, box_y, check_x + 4, cur_x, cur_y);
wmove(list, choice, check_x+1);
wnoutrefresh(dialog);
wrefresh(list);
}
continue; /* wait for another key press */
}
else
i = choice + 1;
}
else if ((key == ' ' || key == '\r' || key == '\n') && onlist) { /* Toggle item status */
getyx(list, old_y, old_x); /* Save cursor position */
if (status[scroll + choice])
continue;
else if (ditems) {
if (ditems[scroll + choice].fire) {
int st;
WINDOW *save;
save = dupwin(newscr);
st = ditems[scroll + choice].fire(&ditems[scroll + choice]);
if (st & DITEM_RESTORE) {
touchwin(save);
wrefresh(save);
}
delwin(save);
if (st & DITEM_REDRAW) {
wclear(list);
for (i = 0; i < item_no; i++)
status[i] = ditems[i].checked ? ditems[i].checked(&ditems[i]) : FALSE;
for (i = 0; i < max_choice; i++) {
print_item(list, items[(scroll + i) * 3], items[(scroll + i) * 3 + 1],
status[scroll + i], i, i == choice,
DREF(ditems, scroll + i));
}
/* wmove(list, old_y, old_x);*/ /* Restore cursor to previous position */
/* wrefresh(list); */
}
if (st & DITEM_LEAVE_MENU) {
/* Allow a fire action to take us out of the menu */
key = ESC;
break;
}
else if (st & DITEM_RECREATE) {
delwin(list);
delwin(dialog);
dialog_clear();
goto draw;
}
}
for (i = 0; i < item_no; i++)
status[i] = ditems[i].checked ? ditems[i].checked(&ditems[i]) : FALSE;
}
else {
for (i = 0; i < item_no; i++)
status[i] = 0;
status[scroll + choice] = TRUE;
}
for (i = 0; i < max_choice; i++)
print_item(list, items[(scroll + i) * 3], items[(scroll + i) * 3 + 1],
status[scroll + i], i, i == choice, DREF(ditems, scroll + i));
wmove(list, choice, check_x+1); /* Restore cursor position */
wrefresh(list);
continue; /* wait for another key press */
}
if (i != choice) {
/* De-highlight current item */
print_item(list, items[(scroll + choice) * 3], items[(scroll + choice) * 3 +1],
status[scroll + choice], choice, FALSE, DREF(ditems, scroll + choice));
/* Highlight new item */
choice = i;
print_item(list, items[(scroll + choice) * 3], items[(scroll + choice) * 3 + 1],
status[scroll + choice], choice, TRUE, DREF(ditems, scroll + choice));
wmove(list, choice, check_x+1); /* Restore cursor position */
wrefresh(list);
}
continue; /* wait for another key press */
}
switch (key) {
case KEY_PPAGE:
if (scroll > height-4) /* can we go up? */
scroll -= (height-4);
else
scroll = 0;
redraw_menu = TRUE;
if (!onlist) {
onlist = 1;
button = 0;
}
break;
case KEY_NPAGE:
if (scroll + list_height >= item_no-1 - list_height) { /* can we go down a full page? */
scroll = item_no - list_height;
if (scroll < 0)
scroll = 0;
}
else
scroll += list_height;
redraw_menu = TRUE;
if (!onlist) {
onlist = 1;
button = 0;
}
break;
case KEY_HOME:
scroll = 0;
choice = 0;
redraw_menu = TRUE;
cursor_reset = TRUE;
onlist = 1;
break;
case KEY_END:
scroll = item_no - list_height;
if (scroll < 0)
scroll = 0;
choice = max_choice - 1;
redraw_menu = TRUE;
cursor_reset = TRUE;
onlist = 1;
break;
case TAB:
case KEY_BTAB:
/* move to next component */
if (onlist) { /* on list, next is ok button */
onlist = 0;
if (ditems && result)
ok_space = 1;
else
ok_space = 3;
wmove(dialog, y, x + ok_space);
wrefresh(dialog);
break;
}
else if (button) { /* on cancel button, next is list */
button = 0;
onlist = 1;
redraw_menu = TRUE;
break;
}
/* on ok button, next is cancel button, same as left/right case */
case KEY_LEFT:
case KEY_RIGHT:
onlist = 0;
button = !button;
if (ditems && result) {
print_button(dialog, ditems[CANCEL_BUTTON].prompt, y, x + strlen(ditems[OK_BUTTON].prompt) + 5,
ditems[CANCEL_BUTTON].checked ? ditems[CANCEL_BUTTON].checked(&ditems[CANCEL_BUTTON]) : button);
print_button(dialog, ditems[OK_BUTTON].prompt, y, x,
ditems[OK_BUTTON].checked ? ditems[OK_BUTTON].checked(&ditems[OK_BUTTON]) : !button);
ok_space = 1;
cancel_space = strlen(ditems[OK_BUTTON].prompt) + 6;
}
else {
print_button(dialog, "Cancel", y, x + 14, button);
print_button(dialog, " OK ", y, x, !button);
ok_space = 3;
cancel_space = 15;
}
if (button)
wmove(dialog, y, x + cancel_space);
else
wmove(dialog, y, x + ok_space);
wrefresh(dialog);
break;
case ' ':
case '\r':
case '\n':
if (!onlist) {
if (ditems) {
if (result && ditems[button ? CANCEL_BUTTON : OK_BUTTON].fire) {
int st;
WINDOW *save;
save = dupwin(newscr);
st = ditems[button ? CANCEL_BUTTON : OK_BUTTON].fire(&ditems[button ? CANCEL_BUTTON : OK_BUTTON]);
if (st & DITEM_RESTORE) {
touchwin(save);
wrefresh(save);
}
delwin(save);
}
}
else if (result) {
*result = '\0';
for (i = 0; i < item_no; i++) {
if (status[i]) {
strcpy(result, items[i*3]);
break;
}
}
}
rval = button;
key = ESC;
break;
}
case ESC:
rval = -1;
break;
case KEY_F(1):
case '?':
display_helpfile();
break;
}
if (redraw_menu) {
getyx(list, old_y, old_x);
wclear(list);
for (i = 0; i < max_choice; i++)
print_item(list, items[(scroll + i) * 3], items[(scroll + i) * 3 + 1], status[scroll + i],
i, i == choice, DREF(ditems, scroll + i));
print_arrows(dialog, scroll, list_height, item_no, box_x, box_y, check_x + 4, cur_x, cur_y);
/* redraw buttons to fix highlighting */
if (ditems && result) {
print_button(dialog, ditems[CANCEL_BUTTON].prompt, y, x + strlen(ditems[OK_BUTTON].prompt) + 5,
ditems[CANCEL_BUTTON].checked ? ditems[CANCEL_BUTTON].checked(&ditems[CANCEL_BUTTON]) : button);
print_button(dialog, ditems[OK_BUTTON].prompt, y, x,
ditems[OK_BUTTON].checked ? ditems[OK_BUTTON].checked(&ditems[OK_BUTTON]) : !button);
}
else {
print_button(dialog, "Cancel", y, x + 14, button);
print_button(dialog, " OK ", y, x, !button);
}
wnoutrefresh(dialog);
if (cursor_reset) {
wmove(list, choice, check_x+1);
cursor_reset = FALSE;
}
else {
wmove(list, old_y, old_x);
}
wrefresh(list);
redraw_menu = FALSE;
}
}
delwin(list);
delwin(dialog);
return rval; /* ESC pressed */
}
void
setup_tile (gint w, gint h)
{
cairo_status_t status;
cairo_t* cr = NULL;
cairo_surface_t* cr_surf = NULL;
gdouble width = (gdouble) w;
gdouble height = (gdouble) h;
cairo_surface_t* tmp = NULL;
cairo_surface_t* dummy_surf = NULL;
cairo_surface_t* norm_surf = NULL;
cairo_surface_t* blur_surf = NULL;
raico_blur_t* blur = NULL;
tile_t* tile = NULL;
// create tmp. surface for scratch
cr_surf = cairo_image_surface_create (CAIRO_FORMAT_ARGB32,
3 * BUBBLE_SHADOW_SIZE,
3 * BUBBLE_SHADOW_SIZE);
status = cairo_surface_status (cr_surf);
if (status != CAIRO_STATUS_SUCCESS)
g_print ("Error: \"%s\"\n", cairo_status_to_string (status));
// create context for that tmp. scratch surface
cr = cairo_create (cr_surf);
status = cairo_status (cr);
if (status != CAIRO_STATUS_SUCCESS)
{
cairo_surface_destroy (cr_surf);
g_print ("Error: \"%s\"\n", cairo_status_to_string (status));
}
// clear, render drop-shadow and bubble-background in scratch-surface
cairo_scale (cr, 1.0f, 1.0f);
cairo_set_operator (cr, CAIRO_OPERATOR_CLEAR);
cairo_paint (cr);
cairo_set_operator (cr, CAIRO_OPERATOR_OVER);
if (g_composited)
{
draw_shadow (cr,
width,
height,
BUBBLE_SHADOW_SIZE,
CORNER_RADIUS);
cairo_set_operator (cr, CAIRO_OPERATOR_CLEAR);
draw_round_rect (cr,
1.0f,
(gdouble) BUBBLE_SHADOW_SIZE,
(gdouble) BUBBLE_SHADOW_SIZE,
(gdouble) CORNER_RADIUS,
(gdouble) (width - 2.0f * BUBBLE_SHADOW_SIZE),
(gdouble) (height - 2.0f* BUBBLE_SHADOW_SIZE));
cairo_fill (cr);
cairo_set_operator (cr, CAIRO_OPERATOR_OVER);
cairo_set_source_rgba (cr,
BUBBLE_BG_COLOR_R,
BUBBLE_BG_COLOR_G,
BUBBLE_BG_COLOR_B,
0.95f);
}
else
cairo_set_source_rgb (cr,
BUBBLE_BG_COLOR_R,
BUBBLE_BG_COLOR_G,
BUBBLE_BG_COLOR_B);
draw_round_rect (cr,
1.0f,
BUBBLE_SHADOW_SIZE,
BUBBLE_SHADOW_SIZE,
CORNER_RADIUS,
(gdouble) (width - 2.0f * BUBBLE_SHADOW_SIZE),
(gdouble) (height - 2.0f * BUBBLE_SHADOW_SIZE));
cairo_fill (cr);
// create tmp. copy of scratch-surface
tmp = cairo_image_surface_create_for_data (
cairo_image_surface_get_data (cr_surf),
cairo_image_surface_get_format (cr_surf),
3 * BUBBLE_SHADOW_SIZE,
3 * BUBBLE_SHADOW_SIZE,
cairo_image_surface_get_stride (cr_surf));
dummy_surf = copy_surface (tmp);
cairo_surface_destroy (tmp);
// create normal-state surface for tile from copy of scratch-surface
tmp = cairo_image_surface_create_for_data (
cairo_image_surface_get_data (dummy_surf),
cairo_image_surface_get_format (dummy_surf),
2 * BUBBLE_SHADOW_SIZE,
2 * BUBBLE_SHADOW_SIZE,
cairo_image_surface_get_stride (dummy_surf));
norm_surf = copy_surface (tmp);
cairo_surface_destroy (tmp);
// blur tmp. copy of scratch-surface
blur = raico_blur_create (RAICO_BLUR_QUALITY_LOW);
raico_blur_set_radius (blur, 6);
raico_blur_apply (blur, dummy_surf);
raico_blur_destroy (blur);
// create blurred-state surface for tile
tmp = cairo_image_surface_create_for_data (
cairo_image_surface_get_data (dummy_surf),
cairo_image_surface_get_format (dummy_surf),
2 * BUBBLE_SHADOW_SIZE,
2 * BUBBLE_SHADOW_SIZE,
cairo_image_surface_get_stride (dummy_surf));
blur_surf = copy_surface (tmp);
cairo_surface_destroy (tmp);
// actually create the tile with padding in mind
tile = tile_new_for_padding (norm_surf, blur_surf);
destroy_cloned_surface (norm_surf);
destroy_cloned_surface (blur_surf);
destroy_cloned_surface (dummy_surf);
cairo_destroy (cr);
cairo_surface_destroy (cr_surf);
norm_surf = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, w, h);
cr = cairo_create (norm_surf);
cairo_scale (cr, 1.0f, 1.0f);
cairo_set_operator (cr, CAIRO_OPERATOR_CLEAR);
cairo_paint (cr);
cairo_set_operator (cr, CAIRO_OPERATOR_OVER);
tile_paint_with_padding (tile, cr, 0.0f, 0.0f, w, h, 1.0f, 0.0f);
cairo_destroy (cr);
blur_surf = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, w, h);
cr = cairo_create (blur_surf);
cairo_scale (cr, 1.0f, 1.0f);
cairo_set_operator (cr, CAIRO_OPERATOR_CLEAR);
cairo_paint (cr);
cairo_set_operator (cr, CAIRO_OPERATOR_OVER);
tile_paint_with_padding (tile, cr, 0.0f, 0.0f, w, h, 0.0f, 1.0f);
cairo_destroy (cr);
g_tile = tile_new_for_padding (norm_surf, blur_surf);
// clean up
tile_destroy (tile);
cairo_surface_destroy (norm_surf);
cairo_surface_destroy (blur_surf);
}
/*
* Display a dialog box with a list of options that can be turned on or off
* in the style of radiolist (only one option turned on at a time).
*/
int dialog_checklist(const char *title, const char *prompt, int height,
int width, int list_height, int item_no,
const char *const *items)
{
int i, x, y, box_x, box_y;
int key = 0, button = 0, choice = 0, scroll = 0, max_choice, *status;
WINDOW *dialog, *list;
/* Allocate space for storing item on/off status */
if ((status = malloc(sizeof(int) * item_no)) == NULL) {
endwin();
fprintf(stderr,
"\nCan't allocate memory in dialog_checklist().\n");
exit(-1);
}
/* Initializes status */
for (i = 0; i < item_no; i++) {
status[i] = !strcasecmp(items[i * 3 + 2], "on");
if ((!choice && status[i])
|| !strcasecmp(items[i * 3 + 2], "selected"))
choice = i + 1;
}
if (choice)
choice--;
max_choice = MIN(list_height, item_no);
/* center dialog box on screen */
x = (COLS - width) / 2;
y = (LINES - 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, dialog_attr, border_attr);
wattrset(dialog, border_attr);
mvwaddch(dialog, height - 3, 0, ACS_LTEE);
for (i = 0; i < width - 2; i++)
waddch(dialog, ACS_HLINE);
wattrset(dialog, dialog_attr);
waddch(dialog, ACS_RTEE);
print_title(dialog, title, width);
wattrset(dialog, dialog_attr);
print_autowrap(dialog, prompt, width - 2, 1, 3);
list_width = width - 6;
box_y = height - list_height - 5;
box_x = (width - list_width) / 2 - 1;
/* create new window for the list */
list = subwin(dialog, list_height, list_width, y + box_y + 1,
x + box_x + 1);
keypad(list, TRUE);
/* draw a box around the list items */
draw_box(dialog, box_y, box_x, list_height + 2, list_width + 2,
menubox_border_attr, menubox_attr);
/* Find length of longest item in order to center checklist */
check_x = 0;
for (i = 0; i < item_no; i++)
check_x = MAX(check_x, +strlen(items[i * 3 + 1]) + 4);
check_x = (list_width - check_x) / 2;
item_x = check_x + 4;
if (choice >= list_height) {
scroll = choice - list_height + 1;
choice -= scroll;
}
/* Print the list */
for (i = 0; i < max_choice; i++) {
print_item(list, items[(scroll + i) * 3 + 1],
status[i + scroll], i, i == choice);
}
print_arrows(dialog, choice, item_no, scroll,
box_y, box_x + check_x + 5, list_height);
print_buttons(dialog, height, width, 0);
wnoutrefresh(dialog);
wnoutrefresh(list);
doupdate();
while (key != ESC) {
key = wgetch(dialog);
for (i = 0; i < max_choice; i++)
if (toupper(key) ==
toupper(items[(scroll + i) * 3 + 1][0]))
break;
if (i < max_choice || key == KEY_UP || key == KEY_DOWN ||
key == '+' || key == '-') {
if (key == KEY_UP || key == '-') {
if (!choice) {
if (!scroll)
continue;
/* Scroll list down */
if (list_height > 1) {
/* De-highlight current first item */
print_item(list, items[scroll * 3 + 1],
status[scroll], 0, FALSE);
scrollok(list, TRUE);
wscrl(list, -1);
scrollok(list, FALSE);
}
scroll--;
print_item(list, items[scroll * 3 + 1], status[scroll], 0, TRUE);
print_arrows(dialog, choice, item_no,
scroll, box_y, box_x + check_x + 5, list_height);
wnoutrefresh(dialog);
wrefresh(list);
continue; /* wait for another key press */
} else
i = choice - 1;
} else if (key == KEY_DOWN || key == '+') {
if (choice == max_choice - 1) {
if (scroll + choice >= item_no - 1)
continue;
/* Scroll list up */
if (list_height > 1) {
/* De-highlight current last item before scrolling up */
print_item(list, items[(scroll + max_choice - 1) * 3 + 1],
status[scroll + max_choice - 1],
max_choice - 1, FALSE);
scrollok(list, TRUE);
wscrl(list, 1);
scrollok(list, FALSE);
}
scroll++;
print_item(list, items[(scroll + max_choice - 1) * 3 + 1],
status[scroll + max_choice - 1], max_choice - 1, TRUE);
print_arrows(dialog, choice, item_no,
scroll, box_y, box_x + check_x + 5, list_height);
wnoutrefresh(dialog);
wrefresh(list);
continue; /* wait for another key press */
} else
i = choice + 1;
}
if (i != choice) {
/* De-highlight current item */
print_item(list, items[(scroll + choice) * 3 + 1],
status[scroll + choice], choice, FALSE);
/* Highlight new item */
choice = i;
print_item(list, items[(scroll + choice) * 3 + 1],
status[scroll + choice], choice, TRUE);
wnoutrefresh(dialog);
wrefresh(list);
}
continue; /* wait for another key press */
}
switch (key) {
case 'H':
case 'h':
case '?':
fprintf(stderr, "%s", items[(scroll + choice) * 3]);
delwin(dialog);
free(status);
return 1;
case TAB:
case KEY_LEFT:
case KEY_RIGHT:
button = ((key == KEY_LEFT ? --button : ++button) < 0)
? 1 : (button > 1 ? 0 : button);
print_buttons(dialog, height, width, button);
wrefresh(dialog);
break;
case 'S':
case 's':
case ' ':
case '\n':
if (!button) {
if (!status[scroll + choice]) {
for (i = 0; i < item_no; i++)
status[i] = 0;
status[scroll + choice] = 1;
for (i = 0; i < max_choice; i++)
print_item(list, items[(scroll + i) * 3 + 1],
status[scroll + i], i, i == choice);
}
wnoutrefresh(dialog);
wrefresh(list);
for (i = 0; i < item_no; i++)
if (status[i])
fprintf(stderr, "%s", items[i * 3]);
} else
fprintf(stderr, "%s", items[(scroll + choice) * 3]);
delwin(dialog);
free(status);
return button;
case 'X':
case 'x':
key = ESC;
case ESC:
break;
}
/* Now, update everything... */
doupdate();
}
delwin(dialog);
free(status);
return -1; /* ESC pressed */
}
/*
* Display a dialog box with two buttons - Yes and No
*/
int
dialog_yesno (const char *title, const char *prompt, int height, int width)
{
int i, x, y, key = 0, button = 0;
WINDOW *dialog;
/* center dialog box on screen */
x = (COLS - width) / 2;
y = (LINES - 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, dialog_attr, border_attr);
wattrset (dialog, border_attr);
mvwaddch (dialog, height-3, 0, ACS_LTEE);
for (i = 0; i < width - 2; i++)
waddch (dialog, ACS_HLINE);
wattrset (dialog, dialog_attr);
waddch (dialog, ACS_RTEE);
if (title != NULL && strlen(title) >= width-2 ) {
/* truncate long title -- mec */
char * title2 = malloc(width-2+1);
memcpy( title2, title, width-2 );
title2[width-2] = '\0';
title = title2;
}
if (title != NULL) {
wattrset (dialog, title_attr);
mvwaddch (dialog, 0, (width - strlen(title))/2 - 1, ' ');
waddstr (dialog, (char *)title);
waddch (dialog, ' ');
}
wattrset (dialog, dialog_attr);
print_autowrap (dialog, prompt, width - 2, 1, 3);
print_buttons(dialog, height, width, 0);
while (key != ESC) {
key = wgetch (dialog);
switch (key) {
case 'Y':
case 'y':
case 'S':
case 's':
delwin (dialog);
return 0;
case 'N':
case 'n':
delwin (dialog);
return 1;
case TAB:
case KEY_LEFT:
case KEY_RIGHT:
button = ((key == KEY_LEFT ? --button : ++button) < 0)
? 1 : (button > 1 ? 0 : button);
print_buttons(dialog, height, width, button);
wrefresh (dialog);
break;
case ' ':
case '\n':
delwin (dialog);
return button;
case ESC:
break;
}
}
delwin (dialog);
return -1; /* ESC pressed */
}
void StateActionCanvas::draw(QPainter & p) {
if (! visible()) return;
QRect r = rect();
const BasicData * data = browser_node->get_data();
double zoom = the_canvas()->zoom();
const QPixmap * px =
ProfiledStereotypes::diagramPixmap(data->get_stereotype(),
the_canvas()->zoom());
FILE * fp = svg();
if (fp != 0)
fputs("<g>\n", fp);
if (px != 0) {
p.setBackgroundMode(::Qt::TransparentMode);
int lft = (px->width() < width()) ? r.x() + (width() - px->width())/2 : r.x();
p.drawPixmap(lft, r.y(), *px);
if (fp != 0)
// pixmap not really exported in SVG
fprintf(fp, "\t<rect fill=\"%s\" stroke=\"black\" stroke-width=\"1\" stroke-opacity=\"1\""
" x=\"%d\" y=\"%d\" width=\"%d\" height=\"%d\" />\n",
svg_color(UmlBlack), lft, r.y(), px->width() - 1, px->height() - 1);
}
else {
QColor bckgrnd = p.backgroundColor();
int mw = min_width;
QBrush brsh = p.brush();
QFontMetrics fm(the_canvas()->get_font(UmlNormalFont));
const char * st = data->get_short_stereotype();
const int shadow = the_canvas()->shadow();
QColor co = color(used_color);
p.setBackgroundMode((used_color == UmlTransparent)
? ::Qt::TransparentMode
: ::Qt::OpaqueMode);
p.setBackgroundColor(co);
p.setFont(the_canvas()->get_font(UmlNormalFont));
if (!strcmp(st, "send-signal")) {
QPointArray a(6);
if ((used_color != UmlTransparent) && (shadow != 0)) {
r.setRight(r.right() - shadow);
r.setBottom(r.bottom() - shadow);
}
const int hh = r.height()/2;
a.setPoint(0, r.left(), r.top());
a.setPoint(1, r.right() - hh, r.top());
a.setPoint(2, r.right(), r.top() + hh);
a.setPoint(3, r.right() - hh, r.bottom());
a.setPoint(4, r.left(), r.bottom());
a.setPoint(5, r.left(), r.top());
if (used_color == UmlTransparent) {
p.drawPolyline(a);
if (fp != 0)
draw_poly(fp, a, UmlTransparent);
}
else {
if (shadow != 0) {
QPointArray b(6);
b.setPoint(0, r.left() + shadow, r.top() + shadow);
b.setPoint(1, r.right() - hh + shadow, r.top() + shadow);
b.setPoint(2, r.right() + shadow, r.top() + hh + shadow);
b.setPoint(3, r.right() - hh + shadow, r.bottom() + shadow);
b.setPoint(4, r.left() + shadow, r.bottom() + shadow);
b.setPoint(5, r.left() + shadow, r.top() + shadow);
p.setBrush(::Qt::darkGray);
p.setPen(::Qt::NoPen);
p.drawPolygon(b, TRUE, 0, 5);
p.setPen(::Qt::SolidLine);
if (fp != 0)
draw_shadow(fp, b);
}
p.setBrush(co);
p.drawPolygon(a, TRUE, 0, 5);
if (fp != 0)
draw_poly(fp, a, used_color);
}
r.setRight(r.right() - hh);
mw -= hh;
}
else if (!strcmp(st, "receive-signal")) {
QPointArray a(6);
if ((used_color != UmlTransparent) && (shadow != 0)) {
r.setRight(r.right() - shadow);
r.setBottom(r.bottom() - shadow);
}
const int hh = r.height()/2;
a.setPoint(0, r.left(), r.top());
a.setPoint(1, r.right(), r.top());
a.setPoint(2, r.right() - hh, r.top() + hh);
a.setPoint(3, r.right(), r.bottom());
a.setPoint(4, r.left(), r.bottom());
a.setPoint(5, r.left(), r.top());
if (used_color == UmlTransparent) {
p.drawPolyline(a);
if (fp != 0)
draw_poly(fp, a, UmlTransparent);
}
else {
if (shadow != 0) {
QPointArray b(6);
b.setPoint(0, r.left() + shadow, r.top() + shadow);
b.setPoint(1, r.right() + shadow, r.top() + shadow);
b.setPoint(2, r.right() - hh + shadow, r.top() + hh + shadow);
b.setPoint(3, r.right() + shadow, r.bottom() + shadow);
b.setPoint(4, r.left() + shadow, r.bottom() + shadow);
b.setPoint(5, r.left() + shadow, r.top() + shadow);
p.setBrush(::Qt::darkGray);
p.setPen(::Qt::NoPen);
p.drawPolygon(b, TRUE, 0, 5);
p.setPen(::Qt::SolidLine);
if (fp != 0)
draw_shadow(fp, b);
}
p.setBrush(co);
p.drawPolygon(a, TRUE, 0, 5);
if (fp != 0)
draw_poly(fp, a, used_color);
}
r.setRight(r.right() - hh);
mw -= hh;
}
else {
if (used_color != UmlTransparent) {
if (shadow != 0) {
r.setRight(r.right() - shadow);
r.setBottom(r.bottom() - shadow);
p.fillRect (r.right(), r.top() + shadow,
shadow, r.height() - 1,
::Qt::darkGray);
p.fillRect (r.left() + shadow, r.bottom(),
r.width() - 1, shadow,
::Qt::darkGray);
if (fp != 0) {
fprintf(fp, "\t<rect fill=\"#%06x\" stroke=\"none\" stroke-opacity=\"1\""
" x=\"%d\" y=\"%d\" width=\"%d\" height=\"%d\" />\n",
::Qt::darkGray.rgb()&0xffffff,
r.right(), r.top() + shadow, shadow - 1, r.height() - 1 - 1);
fprintf(fp, "\t<rect fill=\"#%06x\" stroke=\"none\" stroke-opacity=\"1\""
" x=\"%d\" y=\"%d\" width=\"%d\" height=\"%d\" />\n",
::Qt::darkGray.rgb()&0xffffff,
r.left() + shadow, r.bottom(), r.width() - 1 - 1, shadow - 1);
}
}
}
p.setBrush(co);
p.drawRect(r);
if (fp != 0)
fprintf(fp, "\t<rect fill=\"%s\" stroke=\"black\" stroke-width=\"1\" stroke-opacity=\"1\""
" x=\"%d\" y=\"%d\" width=\"%d\" height=\"%d\" />\n",
svg_color(used_color),
r.x(), r.y(), r.width() - 1, r.height() - 1);
if (st[0] != 0) {
r.setTop(r.top() + fm.height() / 2);
p.drawText(r, ::Qt::AlignHCenter, QString("<<") + toUnicode(st) + ">>");
if (fp != 0)
draw_text(r, ::Qt::AlignHCenter, QString("<<") + toUnicode(st) + ">>",
p.font(), fp);
r.setTop(r.top() + 3*fm.height()/2);
}
}
r.setLeft(r.left() + (r.width() + (int) (8 * zoom) - mw)/2 + 1);
p.drawText(r, ::Qt::AlignVCenter, s);
if (fp != 0) {
draw_text(r, ::Qt::AlignVCenter, s,
p.font(), fp);
fputs("</g>\n", fp);
}
p.setBrush(brsh);
p.setBackgroundColor(bckgrnd);
}
if (selected())
show_mark(p, rect());
}
/*
* Display a menu for choosing among a number of options
*/
int
dialog_menu (const char *title, const char *prompt, int height, int width,
int menu_height, const char *current, int item_no,
struct dialog_list_item ** items)
{
int i, j, x, y, box_x, box_y;
int key = 0, button = 0, scroll = 0, choice = 0, first_item = 0, max_choice;
WINDOW *dialog, *menu;
FILE *f;
max_choice = MIN (menu_height, item_no);
/* center dialog box on screen */
x = (COLS - width) / 2;
y = (LINES - 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, dialog_attr, border_attr);
wattrset (dialog, border_attr);
mvwaddch (dialog, height - 3, 0, ACS_LTEE);
for (i = 0; i < width - 2; i++)
waddch (dialog, ACS_HLINE);
wattrset (dialog, dialog_attr);
wbkgdset (dialog, dialog_attr & A_COLOR);
waddch (dialog, ACS_RTEE);
if (title != NULL && strlen(title) >= width-2 ) {
/* truncate long title -- mec */
char * title2 = malloc(width-2+1);
memcpy( title2, title, width-2 );
title2[width-2] = '\0';
title = title2;
}
if (title != NULL) {
wattrset (dialog, title_attr);
mvwaddch (dialog, 0, (width - strlen(title))/2 - 1, ' ');
waddstr (dialog, (char *)title);
waddch (dialog, ' ');
}
wattrset (dialog, dialog_attr);
print_autowrap (dialog, prompt, width - 2, 1, 3);
menu_width = width - 6;
box_y = height - menu_height - 5;
box_x = (width - menu_width) / 2 - 1;
/* create new window for the menu */
menu = subwin (dialog, menu_height, menu_width,
y + box_y + 1, x + box_x + 1);
keypad (menu, TRUE);
/* draw a box around the menu items */
draw_box (dialog, box_y, box_x, menu_height + 2, menu_width + 2,
menubox_border_attr, menubox_attr);
/*
* Find length of longest item in order to center menu.
* Set 'choice' to default item.
*/
item_x = 0;
for (i = 0; i < item_no; i++) {
item_x = MAX (item_x, MIN(menu_width, strlen (items[i]->name) + 2));
if (strcmp(current, items[i]->tag) == 0) choice = i;
}
item_x = (menu_width - item_x) / 2;
/* get the scroll info from the temp file */
if ( (f=fopen("lxdialog.scrltmp","r")) != NULL ) {
if ( (fscanf(f,"%d\n",&scroll) == 1) && (scroll <= choice) &&
(scroll+max_choice > choice) && (scroll >= 0) &&
(scroll+max_choice <= item_no) ) {
first_item = scroll;
choice = choice - scroll;
fclose(f);
} else {
scroll=0;
remove("lxdialog.scrltmp");
fclose(f);
f=NULL;
}
}
if ( (choice >= max_choice) || (f==NULL && choice >= max_choice/2) ) {
if (choice >= item_no-max_choice/2)
scroll = first_item = item_no-max_choice;
else
scroll = first_item = choice - max_choice/2;
choice = choice - scroll;
}
/* Print the menu */
for (i=0; i < max_choice; i++) {
print_item (menu, items[first_item + i]->name, i, i == choice,
(items[first_item + i]->tag[0] != ':'));
}
wnoutrefresh (menu);
print_arrows(dialog, item_no, scroll,
box_y, box_x+item_x+1, menu_height);
wbkgdset (dialog, 0);
print_buttons (dialog, height, width, 0);
wbkgdset (dialog, dialog_attr & A_COLOR);
wmove (menu, choice, item_x+1);
wrefresh (menu);
while (key != ESC) {
key = wgetch(menu);
if (key < 256 && isalpha(key)) key = tolower(key);
if (strchr("ynmh", key))
i = max_choice;
else {
for (i = choice+1; i < max_choice; i++) {
j = first_alpha(items[scroll + i]->name, "YyNnMmHh");
if (key == tolower(items[scroll + i]->name[j]))
break;
}
if (i == max_choice)
for (i = 0; i < max_choice; i++) {
j = first_alpha(items[scroll + i]->name, "YyNnMmHh");
if (key == tolower(items[scroll + i]->name[j]))
break;
}
}
if (i < max_choice ||
key == KEY_UP || key == KEY_DOWN ||
key == '-' || key == '+' ||
key == KEY_PPAGE || key == KEY_NPAGE) {
print_item (menu, items[scroll + choice]->name, choice, FALSE,
(items[scroll + choice]->tag[0] != ':'));
if (key == KEY_UP || key == '-') {
if (choice < 2 && scroll) {
/* Scroll menu down */
scrollok (menu, TRUE);
wscrl (menu, -1);
scrollok (menu, FALSE);
scroll--;
print_item (menu, items[scroll]->name, 0, FALSE,
(items[scroll]->tag[0] != ':'));
} else
choice = MAX(choice - 1, 0);
} else if (key == KEY_DOWN || key == '+') {
print_item (menu, items[scroll + choice]->name, choice, FALSE,
(items[scroll + choice]->tag[0] != ':'));
if ((choice > max_choice-3) &&
(scroll + max_choice < item_no)
) {
/* Scroll menu up */
scrollok (menu, TRUE);
scroll (menu);
scrollok (menu, FALSE);
scroll++;
print_item (menu, items[scroll + max_choice - 1]->name,
max_choice-1, FALSE,
(items[scroll + max_choice - 1]->tag[0] != ':'));
} else
choice = MIN(choice+1, max_choice-1);
} else if (key == KEY_PPAGE) {
scrollok (menu, TRUE);
for (i=0; (i < max_choice); i++) {
if (scroll > 0) {
wscrl (menu, -1);
scroll--;
print_item (menu, items[scroll]->name, 0, FALSE,
(items[scroll]->tag[0] != ':'));
} else {
if (choice > 0)
choice--;
}
}
scrollok (menu, FALSE);
} else if (key == KEY_NPAGE) {
for (i=0; (i < max_choice); i++) {
if (scroll+max_choice < item_no) {
scrollok (menu, TRUE);
scroll(menu);
scrollok (menu, FALSE);
scroll++;
print_item (menu, items[scroll + max_choice - 1]->name,
max_choice-1, FALSE,
(items[scroll + max_choice - 1]->tag[0] != ':'));
} else {
if (choice+1 < max_choice)
choice++;
}
}
} else
choice = i;
print_item (menu, items[scroll + choice]->name, choice, TRUE,
(items[scroll + choice]->tag[0] != ':'));
print_arrows(dialog, item_no, scroll,
box_y, box_x+item_x+1, menu_height);
wnoutrefresh (dialog);
wrefresh (menu);
continue; /* wait for another key press */
}
switch (key) {
case KEY_LEFT:
case TAB:
case KEY_RIGHT:
button = ((key == KEY_LEFT ? --button : ++button) < 0)
? 2 : (button > 2 ? 0 : button);
wbkgdset (dialog, 0);
print_buttons(dialog, height, width, button);
wbkgdset (dialog, dialog_attr & A_COLOR);
wrefresh (menu);
break;
case ' ':
case 's':
case 'y':
case 'n':
case 'm':
case '/':
/* save scroll info */
if ( (f=fopen("lxdialog.scrltmp","w")) != NULL ) {
fprintf(f,"%d\n",scroll);
fclose(f);
}
delwin (dialog);
items[scroll + choice]->selected = 1;
switch (key) {
case 's': return 3;
case 'y': return 3;
case 'n': return 4;
case 'm': return 5;
case ' ': return 6;
case '/': return 7;
}
return 0;
case 'h':
case '?':
button = 2;
case '\n':
delwin (dialog);
items[scroll + choice]->selected = 1;
remove("lxdialog.scrltmp");
return button;
case 'e':
case 'x':
key = ESC;
case ESC:
break;
}
}
delwin (dialog);
remove("lxdialog.scrltmp");
return -1; /* ESC pressed */
}
/*
* Display text from a file in a dialog box.
*/
int
dialog_textbox (const char *title, const char *file, int height, int width)
{
int i, x, y, cur_x, cur_y, fpos, key = 0;
int passed_end;
char search_term[MAX_LEN + 1];
WINDOW *dialog, *text;
search_term[0] = '\0'; /* no search term entered yet */
/* Open input file for reading */
if ((fd = open (file, O_RDONLY)) == -1) {
endwin ();
fprintf (stderr,
"\nCan't open input file in dialog_textbox().\n");
exit (-1);
}
/* Get file size. Actually, 'file_size' is the real file size - 1,
since it's only the last byte offset from the beginning */
if ((file_size = lseek (fd, 0, SEEK_END)) == -1) {
endwin ();
fprintf (stderr, "\nError getting file size in dialog_textbox().\n");
exit (-1);
}
/* Restore file pointer to beginning of file after getting file size */
if (lseek (fd, 0, SEEK_SET) == -1) {
endwin ();
fprintf (stderr, "\nError moving file pointer in dialog_textbox().\n");
exit (-1);
}
/* Allocate space for read buffer */
if ((buf = malloc (BUF_SIZE + 1)) == NULL) {
endwin ();
fprintf (stderr, "\nCan't allocate memory in dialog_textbox().\n");
exit (-1);
}
if ((bytes_read = read (fd, buf, BUF_SIZE)) == -1) {
endwin ();
fprintf (stderr, "\nError reading file in dialog_textbox().\n");
exit (-1);
}
buf[bytes_read] = '\0'; /* mark end of valid data */
page = buf; /* page is pointer to start of page to be displayed */
/* center dialog box on screen */
x = (COLS - width) / 2;
y = (LINES - height) / 2;
draw_shadow (stdscr, y, x, height, width);
dialog = newwin (height, width, y, x);
keypad (dialog, TRUE);
/* Create window for text region, used for scrolling text */
text = subwin (dialog, height - 4, width - 2, y + 1, x + 1);
wattrset (text, dialog_attr);
wbkgdset (text, dialog_attr & A_COLOR);
keypad (text, TRUE);
/* register the new window, along with its borders */
draw_box (dialog, 0, 0, height, width, dialog_attr, border_attr);
wattrset (dialog, border_attr);
mvwaddch (dialog, height-3, 0, ACS_LTEE);
for (i = 0; i < width - 2; i++)
waddch (dialog, ACS_HLINE);
wattrset (dialog, dialog_attr);
wbkgdset (dialog, dialog_attr & A_COLOR);
waddch (dialog, ACS_RTEE);
if (title != NULL && strlen(title) >= width-2 ) {
/* truncate long title -- mec */
char * title2 = malloc(width-2+1);
memcpy( title2, title, width-2 );
title2[width-2] = '\0';
title = title2;
}
if (title != NULL) {
wattrset (dialog, title_attr);
mvwaddch (dialog, 0, (width - strlen(title))/2 - 1, ' ');
waddstr (dialog, (char *)title);
waddch (dialog, ' ');
}
print_button (dialog, " Exit ", height - 2, width / 2 - 4, TRUE);
wnoutrefresh (dialog);
getyx (dialog, cur_y, cur_x); /* Save cursor position */
/* Print first page of text */
attr_clear (text, height - 4, width - 2, dialog_attr);
print_page (text, height - 4, width - 2);
print_position (dialog, height, width);
wmove (dialog, cur_y, cur_x); /* Restore cursor position */
wrefresh (dialog);
while ((key != ESC) && (key != '\n')) {
key = wgetch (dialog);
switch (key) {
case 'E': /* Exit */
case 'e':
case 'X':
case 'x':
delwin (dialog);
free (buf);
close (fd);
return 0;
case 'g': /* First page */
case KEY_HOME:
if (!begin_reached) {
begin_reached = 1;
/* First page not in buffer? */
if ((fpos = lseek (fd, 0, SEEK_CUR)) == -1) {
endwin ();
fprintf (stderr,
"\nError moving file pointer in dialog_textbox().\n");
exit (-1);
}
if (fpos > bytes_read) { /* Yes, we have to read it in */
if (lseek (fd, 0, SEEK_SET) == -1) {
endwin ();
fprintf (stderr, "\nError moving file pointer in "
"dialog_textbox().\n");
exit (-1);
}
if ((bytes_read = read (fd, buf, BUF_SIZE)) == -1) {
endwin ();
fprintf (stderr,
"\nError reading file in dialog_textbox().\n");
exit (-1);
}
buf[bytes_read] = '\0';
}
page = buf;
print_page (text, height - 4, width - 2);
print_position (dialog, height, width);
wmove (dialog, cur_y, cur_x); /* Restore cursor position */
wrefresh (dialog);
}
break;
case 'G': /* Last page */
case KEY_END:
end_reached = 1;
/* Last page not in buffer? */
if ((fpos = lseek (fd, 0, SEEK_CUR)) == -1) {
endwin ();
fprintf (stderr,
"\nError moving file pointer in dialog_textbox().\n");
exit (-1);
}
if (fpos < file_size) { /* Yes, we have to read it in */
if (lseek (fd, -BUF_SIZE, SEEK_END) == -1) {
endwin ();
fprintf (stderr,
"\nError moving file pointer in dialog_textbox().\n");
exit (-1);
}
if ((bytes_read = read (fd, buf, BUF_SIZE)) == -1) {
endwin ();
fprintf (stderr,
"\nError reading file in dialog_textbox().\n");
exit (-1);
}
buf[bytes_read] = '\0';
}
page = buf + bytes_read;
back_lines (height - 4);
print_page (text, height - 4, width - 2);
print_position (dialog, height, width);
wmove (dialog, cur_y, cur_x); /* Restore cursor position */
wrefresh (dialog);
break;
case 'K': /* Previous line */
case 'k':
case KEY_UP:
if (!begin_reached) {
back_lines (page_length + 1);
/* We don't call print_page() here but use scrolling to ensure
faster screen update. However, 'end_reached' and
'page_length' should still be updated, and 'page' should
point to start of next page. This is done by calling
get_line() in the following 'for' loop. */
scrollok (text, TRUE);
wscrl (text, -1); /* Scroll text region down one line */
scrollok (text, FALSE);
page_length = 0;
passed_end = 0;
for (i = 0; i < height - 4; i++) {
if (!i) {
/* print first line of page */
print_line (text, 0, width - 2);
wnoutrefresh (text);
} else
/* Called to update 'end_reached' and 'page' */
get_line ();
if (!passed_end)
page_length++;
if (end_reached && !passed_end)
passed_end = 1;
}
print_position (dialog, height, width);
wmove (dialog, cur_y, cur_x); /* Restore cursor position */
wrefresh (dialog);
}
break;
case 'B': /* Previous page */
case 'b':
case KEY_PPAGE:
if (begin_reached)
break;
back_lines (page_length + height - 4);
print_page (text, height - 4, width - 2);
print_position (dialog, height, width);
wmove (dialog, cur_y, cur_x);
wrefresh (dialog);
break;
case 'J': /* Next line */
case 'j':
case KEY_DOWN:
if (!end_reached) {
begin_reached = 0;
scrollok (text, TRUE);
scroll (text); /* Scroll text region up one line */
scrollok (text, FALSE);
print_line (text, height - 5, width - 2);
wnoutrefresh (text);
print_position (dialog, height, width);
wmove (dialog, cur_y, cur_x); /* Restore cursor position */
wrefresh (dialog);
}
break;
case KEY_NPAGE: /* Next page */
case ' ':
if (end_reached)
break;
begin_reached = 0;
print_page (text, height - 4, width - 2);
print_position (dialog, height, width);
wmove (dialog, cur_y, cur_x);
wrefresh (dialog);
break;
case '0': /* Beginning of line */
case 'H': /* Scroll left */
case 'h':
case KEY_LEFT:
if (hscroll <= 0)
break;
if (key == '0')
hscroll = 0;
else
hscroll--;
/* Reprint current page to scroll horizontally */
back_lines (page_length);
print_page (text, height - 4, width - 2);
wmove (dialog, cur_y, cur_x);
wrefresh (dialog);
break;
case 'L': /* Scroll right */
case 'l':
case KEY_RIGHT:
if (hscroll >= MAX_LEN)
break;
hscroll++;
/* Reprint current page to scroll horizontally */
back_lines (page_length);
print_page (text, height - 4, width - 2);
wmove (dialog, cur_y, cur_x);
wrefresh (dialog);
break;
case ESC:
break;
}
}
delwin (dialog);
free (buf);
close (fd);
return 1; /* ESC pressed */
}
int
ifs_cfg(char *title, char *prompt, int height, int width, int y, int x, char *dev)
{
WINDOW *w;
int i, n, k, j;
char titlez[80];
char devz[80];
int foo, done, key, set;
struct device d;
int ret = -1;
int dev_id;
init_dialog();
dialog_clear();
draw_shadow(stdscr, y, x, height, width);
w = newwin(height, width, y, x);
draw_box(w, 0, 0, height, width, dialog_attr, border_attr);
wattrset(w, border_attr);
keypad(w, TRUE);
/* draw pretty lines outside. */
/* box(w, ACS_VLINE, ACS_HLINE); */
wrefresh(w);
snprintf(titlez, sizeof(titlez), " [ %s ] ", title);
foo = ((width / 2) - strlen(title));
wmove(w, 0, foo);
wattrset(w, title_attr);
waddstr(w, titlez);
wattrset(w, border_attr);
for (i = 1; i < (height - 1); i++) {
for (n = 1; n < (width - 1); n++) {
wmove(w, i, n);
waddch(w, ' ');
}
}
draw_box(w, 2, 3, 12, 44, dialog_attr, border_attr);
wattrset(w, title_attr);
wmove(w, 4, 4);
waddstr(w, " IP ->");
draw_box(w, 3, 18, 3, 25, dialog_attr, border_attr);
wattrset(w, title_attr);
wmove(w, 7, 4);
waddstr(w, " Netmask ->");
draw_box(w, 6, 18, 3, 25, dialog_attr, border_attr);
wattrset(w, title_attr);
wmove(w, 10, 4);
waddstr(w, " Gateway ->");
draw_box(w, 9, 18, 3, 25, dialog_attr, border_attr);
print_button(w, "Cancel", height - 2, (width / 2) + 3, FALSE);
print_button(w, " OK ", height - 2, (width / 2) - 11, FALSE);
d.dhcp = DHCP_DISABLED;
if ((ret = device_exist(dev)) >= 0) {
wattrset(w, dialog_attr);
wrefresh(w);
/* fill in the previously configured values */
snprintf(d.ip, sizeof(d.ip), "%s", dev_ip(dev));
if (strlen(d.ip) > 6)
mvwprintw(w, 4, 19, "%s", d.ip);
else
bzero(d.ip, sizeof(d.ip));
snprintf(d.netmask, sizeof(d.netmask), "%s", dev_netmask(dev));
if (strlen(d.netmask) > 6)
mvwprintw(w, 7, 19, "%s", d.netmask);
else
bzero(d.netmask, sizeof(d.netmask));
snprintf(d.gateway, sizeof(d.gateway), "%s", dev_gateway(dev));
if (strlen(d.gateway) > 6)
mvwprintw(w, 10, 19, "%s", d.gateway);
else
bzero(d.gateway, sizeof(d.gateway));
snprintf(devz, sizeof(devz), "Editing device %s", dev);
wmove(w, 1, (width / 2) - (strlen(devz) / 2));
wattrset(w, dialog_attr);
waddstr(w, devz);
wrefresh(w);
} else {
bzero(d.ip, sizeof(d.ip));
bzero(d.netmask, sizeof(d.netmask));
bzero(d.gateway, sizeof(d.gateway));
snprintf(devz, sizeof(devz), "Configuring device %s", dev);
wmove(w, 1, (width / 2) - (strlen(devz) / 2));
wattrset(w, dialog_attr);
waddstr(w, devz);
}
/* start off in first window. */
done = key = set = 0;
j = 1;
while (!done) {
wrefresh(w);
switch (j) {
case 1:
wattrset(w, inputbox_attr);
wrefresh(w);
print_button(w, " OK ", height - 2, (width / 2) - 11, FALSE);
print_button(w, "Cancel", height - 2, (width / 2) + 3, FALSE);
if (strlen(d.ip) < 1)
bzero(d.ip, sizeof(d.ip));
k = line_edit(w, 4, 19, 23, 23, inputbox_attr, 1, d.ip, DialogInputAttrs);
if (k == KEY_DOWN) {
j++;
break;
} else if (k == 9) {
j++;
break;
} else if (k == KEY_UP) {
j = 1;
break;
} else if (k == 10) {
j++;
break;
}
break;
case 2:
wattrset(w, inputbox_attr);
wrefresh(w);
/*
* print_button(w, " OK
* ",height-2,(width/2)-11,FALSE);
*/
if (strlen(d.netmask) < 1)
bzero(d.netmask, sizeof(d.netmask));
k = line_edit(w, 7, 19, 23, 23, inputbox_attr, 1, d.netmask, DialogInputAttrs);
if (k == KEY_DOWN) {
j++;
break;
} else if (k == 10) {
j++;
break;
} else if (k == 9) {
j++;
break;
} else if (k == KEY_UP) {
j = 1;
break;
}
break;
case 3:
wattrset(w, inputbox_attr);
wrefresh(w);
print_button(w, " OK ", height - 2, (width / 2) - 11, FALSE);
if (strlen(d.gateway) < 1)
bzero(d.gateway, sizeof(d.gateway));
k = line_edit(w, 10, 19, 23, 23, inputbox_attr, 1, d.gateway, DialogInputAttrs);
if (k == KEY_DOWN) {
j++;
break;
} else if (k == 10) {
j++;
break;
} else if (k == 9) {
j++;
break;
} else if (k == KEY_UP) {
j--;
break;
}
break;
case 4:
wattrset(w, title_attr);
wrefresh(w);
curs_set(0);
print_button(w, " OK ", height - 2, (width / 2) - 11, TRUE);
print_button(w, "Cancel", height - 2, (width / 2) + 3, FALSE);
wrefresh(w);
key = wgetch(w);
if (key == KEY_UP) {
j--;
break;
} else if (key == 9) {
j++;
break;
} else if (key == KEY_DOWN) {
j++;
break;
} else if (key == 10) {
done = 1;
set = 1;
break;
}
break;
case 5:
wattrset(w, title_attr);
wrefresh(w);
curs_set(0);
print_button(w, " OK ", height - 2, (width / 2) - 11, FALSE);
print_button(w, "Cancel", height - 2, (width / 2) + 3, TRUE);
wrefresh(w);
key = wgetch(w);
if (key == KEY_UP) {
j = 4;
break;
} else if (key == KEY_DOWN) {
j = 4;
break;
} else if (key == 9) {
j = 1;
break;
} else if (key == 10) {
dialog_clear();
return -1;
break;
}
break;
}
}
if (strlen(d.gateway) > 1) {
ret = dialog_yesno("ClosedBSD", "Would you like this device to be the default gateway?", -1, -1);
if (ret == 0) {
if ((ext_exist()) == -1) {
d.ext = 1;
} else {
dialog_clear();
ret = dialog_yesno("ClosedBSD", "You already have a default gateway set. Overwrite?", -1, -1);
if (ret == 0) {
unset_ext(d.id);
} else {
d.ext = 0;
}
}
} else {
d.ext = 0;
}
} else
d.ext = 0;
strcpy(d.device, dev);
if (set == 1) {
dialog_clear();
dev_id = device_exist(d.device);
switch (dev_id) {
case -1:
d.id = next_device_id();
insert_device(d);
break;
default:
ret = dialog_yesno("ClosedBSD", "This device is already configured. Overwrite?", -1, -1);
if (ret == 0) {
d.id = dev_id;
insert_device(d);
break;
} else {
break;
}
}
}
dialog_clear();
wrefresh(w);
end_dialog();
return DITEM_SUCCESS | DITEM_RESTORE | DITEM_CONTINUE;
}
void drawscene(void){ //draw the whole scene
GLint viewport[4];
glGetIntegerv( GL_VIEWPORT, viewport );
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
gluPerspective( 45, double(viewport[2])/viewport[3], 0.1, 1000 );
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
gluLookAt( 100,25,200,0,0,lookz, 0,1,0 ); //the PRP is at (100,25,200), looking at (0,0,lookz), VUP is (0,1,0)
glMultMatrixf( gsrc_getmo() );
glutInitDisplayMode (GLUT_DOUBLE | GLUT_RGB | GLUT_DEPTH); //initialize the display mode, double buffer
glClear(GL_DEPTH_BUFFER_BIT);
glEnable(GL_DEPTH_TEST); //enable depth test
glClear(GL_COLOR_BUFFER_BIT);
//Add a ambient light
GLfloat ambientColor[] = {0.2f, 0.2f, 0.2f, 1.0f}; //the ambient Color is (0.2, 0.2, 0.2)
glLightModelfv(GL_LIGHT_MODEL_AMBIENT, ambientColor);
//Add directed light
GLfloat lightColor1[] = {0.3f, 0.3f, 0.3f, 1.0f}; //Color (0.5, 0.2, 0.2)
GLfloat lightPos1[] = {-1.0f, 0.5f, 0.5f, 0.0f}; //the light comes from the direction (-1, 0.5, 0.5)
glLightfv(GL_LIGHT1, GL_DIFFUSE, lightColor1);
glLightfv(GL_LIGHT1, GL_POSITION, lightPos1);
//Add a point light source
GLfloat lightColor0[] = {0.5f, 0.5f, 0.5f, 1.0f}; //Color (0.5, 0.5, 0.5)
GLfloat lightPos0[] = {-20.0f, 50.0f, 70.0f, 1.0f}; //Positioned at (-20,50,70)
glLightfv(GL_LIGHT0, GL_DIFFUSE, lightColor0);
glLightfv(GL_LIGHT0, GL_POSITION, lightPos0);
////////draw the cube used for the background/////////////////////////////////////////
glPushMatrix ( );
glTranslatef(100,150,100);
CreateBox();
glPopMatrix ( );
//////////////////////////////////////////////////////////////////
glPushMatrix();
glTranslatef(-20.0f,50.0f,70.0f);
draw_sun(); //draw a sun positioned at the point light source
glPopMatrix ();
GLfloat M[16]= { 1, 0, 0, 0,
0, 1, 0, -1/(50-0.1),
0, 0, 1, 0,
0, 0, 0, 0 }; //perspective projection
draw_object(); //draw the whole object
/////////////////draw the shadow///////////////////////////
//glPushMatrix();
glMatrixMode(GL_MODELVIEW);
glTranslatef(-20,50,70); //M wc<-s
glMultMatrixf(M); //perspective project
glTranslatef(20,-50,-70); //M s<-wc
glColor4f(0.3f,0.3f,0.3f,0.2f); //the color of the shadow
draw_shadow(); //draw the shadows
glutSwapBuffers(); //swap buffers to display
glFlush();
}
