static void
menubar_first (WMenuBar * menubar)
{
menu_t *menu = MENU (g_list_nth_data (menubar->menu, menubar->selected));
if (menu->selected == 0)
return;
menubar_paint_idx (menubar, menu->selected, MENU_ENTRY_COLOR);
menu->selected = 0;
while (TRUE)
{
menu_entry_t *entry;
entry = MENUENTRY (g_list_nth_data (menu->entries, menu->selected));
if ((entry == NULL) || (entry->command == CK_IgnoreKey))
menu->selected++;
else
break;
}
menubar_paint_idx (menubar, menu->selected, MENU_SELECTED_COLOR);
}
static void
menubar_down (WMenuBar * menubar)
{
menu_t *menu = MENU (g_list_nth_data (menubar->menu, menubar->selected));
const unsigned int len = g_list_length (menu->entries);
menu_entry_t *entry;
menubar_paint_idx (menubar, menu->selected, MENU_ENTRY_COLOR);
do
{
menu->selected = (menu->selected + 1) % len;
entry = MENUENTRY (g_list_nth_data (menu->entries, menu->selected));
}
while ((entry == NULL) || (entry->command == CK_IgnoreKey));
menubar_paint_idx (menubar, menu->selected, MENU_SELECTED_COLOR);
}
static void
menubar_up (WMenuBar * menubar)
{
Menu *menu = g_list_nth_data (menubar->menu, menubar->selected);
const unsigned int len = g_list_length (menu->entries);
menu_entry_t *entry;
menubar_paint_idx (menubar, menu->selected, MENU_ENTRY_COLOR);
do
{
if (menu->selected == 0)
menu->selected = len - 1;
else
menu->selected--;
entry = (menu_entry_t *) g_list_nth_data (menu->entries, menu->selected);
}
while ((entry == NULL) || (entry->command == CK_IgnoreKey));
menubar_paint_idx (menubar, menu->selected, MENU_SELECTED_COLOR);
}
static void
menubar_draw_drop (WMenuBar * menubar)
{
Widget *w = WIDGET (menubar);
const menu_t *menu = MENU (g_list_nth_data (menubar->menu, menubar->selected));
const unsigned int count = g_list_length (menu->entries);
int column = menu->start_x - 1;
unsigned int i;
if (column + menu->max_entry_len + 5 > (gsize) w->cols)
column = w->cols - menu->max_entry_len - 5;
tty_setcolor (MENU_ENTRY_COLOR);
tty_draw_box (w->y + 1, w->x + column, count + 2, menu->max_entry_len + 5, FALSE);
for (i = 0; i < count; i++)
menubar_paint_idx (menubar, i,
i == menu->selected ? MENU_SELECTED_COLOR : MENU_ENTRY_COLOR);
}
static void
menubar_draw_drop (WMenuBar * menubar)
{
const Menu *menu = g_list_nth_data (menubar->menu, menubar->selected);
const unsigned int count = g_list_length (menu->entries);
int column = menu->start_x - 1;
unsigned int i;
if (column + menu->max_entry_len + 5 > (gsize) menubar->widget.cols)
column = menubar->widget.cols - menu->max_entry_len - 5;
tty_setcolor (MENU_ENTRY_COLOR);
draw_box (menubar->widget.owner,
menubar->widget.y + 1, menubar->widget.x + column,
count + 2, menu->max_entry_len + 5, FALSE);
for (i = 0; i < count; i++)
menubar_paint_idx (menubar, i,
i == menu->selected ? MENU_SELECTED_COLOR : MENU_ENTRY_COLOR);
}
static int
menubar_event (Gpm_Event * event, void *data)
{
WMenuBar *menubar = MENUBAR (data);
Widget *w = WIDGET (data);
gboolean was_active = TRUE;
int left_x, right_x, bottom_y;
menu_t *menu;
Gpm_Event local;
if (!mouse_global_in_widget (event, w))
return MOU_UNHANDLED;
/* ignore unsupported events */
if ((event->type & (GPM_UP | GPM_DOWN | GPM_DRAG)) == 0)
return MOU_NORMAL;
/* ignore wheel events if menu is inactive */
if (!menubar->is_active && ((event->buttons & (GPM_B_MIDDLE | GPM_B_UP | GPM_B_DOWN)) != 0))
return MOU_NORMAL;
local = mouse_get_local (event, w);
if (local.y == 1 && (local.type & GPM_UP) != 0)
return MOU_NORMAL;
if (!menubar->is_dropped)
{
if (local.y > 1)
{
/* mouse click below menubar -- close menu and send focus to widget under mouse */
menubar_finish (menubar);
return MOU_UNHANDLED;
}
menubar->previous_widget = dlg_get_current_widget_id (w->owner);
menubar->is_active = TRUE;
menubar->is_dropped = TRUE;
was_active = FALSE;
}
/* Mouse operations on the menubar */
if (local.y == 1 || !was_active)
{
/* wheel events on menubar */
if ((local.buttons & GPM_B_UP) != 0)
menubar_left (menubar);
else if ((local.buttons & GPM_B_DOWN) != 0)
menubar_right (menubar);
else
{
const unsigned int len = g_list_length (menubar->menu);
unsigned int new_selection = 0;
while ((new_selection < len)
&& (local.x > MENU (g_list_nth_data (menubar->menu, new_selection))->start_x))
new_selection++;
if (new_selection != 0) /* Don't set the invalid value -1 */
new_selection--;
if (!was_active)
{
menubar->selected = new_selection;
dlg_select_widget (menubar);
}
else
{
menubar_remove (menubar);
menubar->selected = new_selection;
}
menubar_draw (menubar);
}
return MOU_NORMAL;
}
if (!menubar->is_dropped || (local.y < 2))
return MOU_NORMAL;
/* middle click -- everywhere */
if (((local.buttons & GPM_B_MIDDLE) != 0) && ((local.type & GPM_DOWN) != 0))
{
menubar_execute (menubar);
return MOU_NORMAL;
}
/* the mouse operation is on the menus or it is not */
menu = MENU (g_list_nth_data (menubar->menu, menubar->selected));
left_x = menu->start_x;
right_x = left_x + menu->max_entry_len + 3;
if (right_x > w->cols)
{
left_x = w->cols - menu->max_entry_len - 3;
right_x = w->cols;
}
bottom_y = g_list_length (menu->entries) + 3;
if ((local.x >= left_x) && (local.x <= right_x) && (local.y <= bottom_y))
{
int pos = local.y - 3;
const menu_entry_t *entry = MENUENTRY (g_list_nth_data (menu->entries, pos));
/* mouse wheel */
if ((local.buttons & GPM_B_UP) != 0 && (local.type & GPM_DOWN) != 0)
{
menubar_up (menubar);
return MOU_NORMAL;
}
if ((local.buttons & GPM_B_DOWN) != 0 && (local.type & GPM_DOWN) != 0)
{
menubar_down (menubar);
return MOU_NORMAL;
}
/* ignore events above and below dropped down menu */
if ((pos < 0) || (pos >= bottom_y - 3))
return MOU_NORMAL;
if ((entry != NULL) && (entry->command != CK_IgnoreKey))
{
menubar_paint_idx (menubar, menu->selected, MENU_ENTRY_COLOR);
menu->selected = pos;
menubar_paint_idx (menubar, menu->selected, MENU_SELECTED_COLOR);
if ((event->type & GPM_UP) != 0)
menubar_execute (menubar);
}
}
else if (((local.type & GPM_DOWN) != 0) && ((local.buttons & (GPM_B_UP | GPM_B_DOWN)) == 0))
{
/* use click not wheel to close menu */
menubar_finish (menubar);
}
return MOU_NORMAL;
}