diff options
Diffstat (limited to 'components/rtgui/widgets/menu.c')
| -rw-r--r-- | components/rtgui/widgets/menu.c | 294 |
1 files changed, 0 insertions, 294 deletions
diff --git a/components/rtgui/widgets/menu.c b/components/rtgui/widgets/menu.c deleted file mode 100644 index ce6f719120..0000000000 --- a/components/rtgui/widgets/menu.c +++ /dev/null @@ -1,294 +0,0 @@ -#include <rtgui/dc.h> -#include <rtgui/widgets/menu.h> -#include <rtgui/rtgui_theme.h> - -static rt_bool_t rtgui_menu_on_deactivate(struct rtgui_object *object, rtgui_event_t *event); -const static rt_uint8_t right_arrow[] = {0x80, 0xc0, 0xe0, 0xf0, 0xe0, 0xc0, 0x80}; - -static void _rtgui_menu_constructor(rtgui_menu_t *menu) -{ - /* set window style */ - RTGUI_WIN(menu)->style = RTGUI_WIN_STYLE_NO_TITLE; - - /* set deactivate handler */ - rtgui_win_set_ondeactivate(RTGUI_WIN(menu), rtgui_menu_on_deactivate); - - /* set proper of control */ - menu->parent_menu = RT_NULL; - menu->sub_menu = RT_NULL; - - menu->items = RT_NULL; - menu->items_count = 0; - menu->items_list = RT_NULL; - - menu->on_menupop = RT_NULL; - menu->on_menuhide = RT_NULL; -} - -static void _rtgui_menu_destructor(rtgui_menu_t *menu) -{ - if (menu->sub_menu != RT_NULL) - { - rtgui_menu_destroy(menu->sub_menu); - menu->sub_menu = RT_NULL; - } - - rtgui_listctrl_destroy(menu->items_list); - menu->items_list = RT_NULL; -} - -static rt_bool_t _rtgui_menu_onitem(struct rtgui_object *object, struct rtgui_event *event) -{ - struct rtgui_menu *menu; - - /* event will be NULL, don't check it. */ - RT_ASSERT(object); - - /* get menu */ - menu = RTGUI_MENU(rtgui_widget_get_toplevel(RTGUI_WIDGET(object))); - if (menu->items[menu->items_list->current_item].type == RTGUI_ITEM_SUBMENU) - { - const rtgui_menu_item_t *items; - rt_uint16_t count; - rtgui_rect_t item_rect; - - items = (rtgui_menu_item_t *)menu->items[menu->items_list->current_item].submenu; - count = menu->items[menu->items_list->current_item].submenu_count; - if (menu->sub_menu != RT_NULL) - { - if (menu->sub_menu->items == items) - { - if (!RTGUI_WIDGET_IS_HIDE(menu->sub_menu)) - { - /* hide this sub menu */ - rtgui_win_hide(RTGUI_WIN(menu->sub_menu)); - return RT_FALSE; - } - - /* show this sub menu */ - rtgui_listctrl_get_item_rect(menu->items_list, menu->items_list->current_item, &item_rect); - rtgui_menu_pop(menu->sub_menu, item_rect.x2, item_rect.y1); - return RT_FALSE; - } - - /* delete sub menu */ - rtgui_menu_destroy(menu->sub_menu); - menu->sub_menu = RT_NULL; - } - - /* create sub menu */ - menu->sub_menu = rtgui_menu_create("submenu", menu, items, count); - - rtgui_listctrl_get_item_rect(menu->items_list, menu->items_list->current_item, &item_rect); - rtgui_menu_pop(menu->sub_menu, item_rect.x2 + 5, item_rect.y1); - } - else /* other menu item */ - { - /* invoke action */ - if (menu->items[menu->items_list->current_item].on_menuaction != RT_NULL) - menu->items[menu->items_list->current_item].on_menuaction(RTGUI_OBJECT(menu), RT_NULL); - - /* hide sub-menu */ - if (menu->sub_menu != RT_NULL) - { - rtgui_menu_hide(menu->sub_menu); - } - rtgui_menu_hide(menu); - } - return RT_FALSE; -} - -static void _rtgui_menu_item_ondraw(struct rtgui_listctrl *list, - struct rtgui_dc *dc, - rtgui_rect_t *rect, - rt_uint16_t index) -{ - rtgui_rect_t item_rect; - struct rtgui_menu_item *item; - - item_rect = *rect; - item_rect.x1 += 5; - - /* re-fill item */ - if (list->current_item == index) - { - rtgui_color_t bc; - - bc = RTGUI_WIDGET_BACKGROUND(list); - RTGUI_WIDGET_BACKGROUND(list) = blue; - rtgui_dc_fill_rect(dc, rect); - RTGUI_WIDGET_BACKGROUND(list) = bc; - } - - /* get menu item */ - item = (rtgui_menu_item_t *)list->items; - item = &item[index]; - - if (item->type == RTGUI_ITEM_SUBMENU) - { - rtgui_rect_t r = {0, 0, 8, 8}; - rtgui_dc_draw_text(dc, item->label, &item_rect); - item_rect.x1 = item_rect.x2 - 16; - item_rect.x2 -= 8; - rtgui_rect_moveto_align(&item_rect, &r, RTGUI_ALIGN_CENTER_HORIZONTAL | RTGUI_ALIGN_CENTER_VERTICAL); - rtgui_dc_draw_byte(dc, r.x1, r.y1, 8, right_arrow); - } - else if (item->type == RTGUI_ITEM_SEPARATOR) - { - rtgui_dc_draw_horizontal_line(dc, item_rect.x1, item_rect.x2, (item_rect.y2 + item_rect.y1) / 2); - } - else if (item->type == RTGUI_ITEM_CHECK) - { - /* not support right now */ - } - else - { - /* normal menu item */ - rtgui_dc_draw_text(dc, item->label, &item_rect); - if (item->image != RT_NULL) - rtgui_image_blit(item->image, dc, &item_rect); - } -} - -DEFINE_CLASS_TYPE(menu, "menu", - RTGUI_WIN_TYPE, - _rtgui_menu_constructor, - _rtgui_menu_destructor, - sizeof(struct rtgui_menu)); - -static rt_bool_t rtgui_menu_on_deactivate(struct rtgui_object *object, rtgui_event_t *event) -{ - rtgui_menu_t *menu; - RTGUI_WIDGET_EVENT_HANDLER_PREPARE - - menu = RTGUI_MENU(object); - if (menu->parent_menu != RT_NULL) - { - /* whether click on parent menu */ - if (rtgui_win_is_activated(RTGUI_WIN(menu->parent_menu)) == RT_TRUE && - menu->parent_menu->items[menu->parent_menu->items_list->current_item].submenu - == (struct rtgui_menu_item_t *)menu->items) - return RT_TRUE; - } - - /* submenu is activate */ - if (menu->items[menu->items_list->current_item].type == RTGUI_ITEM_SUBMENU) - { - /* if sub menu activated, not hide menu. But we cannot use the - * activated flag as criteria since the old window is deactivated - * before the new window got activated. But the window will be shown in - * this context, so use 'is not hide'. */ - if (menu->sub_menu != RT_NULL && - !RTGUI_WIDGET_IS_HIDE(menu->sub_menu)) - return RT_TRUE; - } - - rtgui_win_hide(RTGUI_WIN(menu)); - if (menu->on_menuhide != RT_NULL) - { - menu->on_menuhide(RTGUI_OBJECT(menu), RT_NULL); - } - - /* un-select item */ - menu->items_list->current_item = -1; - - /* if it's a submenu, try to hide parent menu */ - if (menu->parent_menu != RT_NULL && - rtgui_win_is_activated(RTGUI_WIN(menu->parent_menu)) == RT_FALSE) - { - rtgui_menu_on_deactivate(RTGUI_OBJECT(menu->parent_menu), event); - } - - return RT_TRUE; -} - -struct rtgui_menu *rtgui_menu_create(const char *title, struct rtgui_menu *parent_menu, - const struct rtgui_menu_item *items, rt_uint16_t count) -{ - rtgui_rect_t rect = {0, 0, 100, 100}; - struct rtgui_menu *menu; - - menu = (struct rtgui_menu *) rtgui_widget_create(RTGUI_MENU_TYPE); - if (menu != RT_NULL) - { - rtgui_win_set_title(RTGUI_WIN(menu), title); - menu->parent_menu = parent_menu; - menu->items = items; - menu->items_count = count; - - rtgui_widget_set_rect(RTGUI_WIDGET(menu), &rect); - rtgui_rect_inflate(&rect, -1); - /* create menu item list */ - menu->items_list = rtgui_listctrl_create((void*)items, count, &rect, _rtgui_menu_item_ondraw); - RTGUI_WIDGET_BACKGROUND(menu->items_list) = rtgui_theme_default_bc(); - rtgui_container_add_child(RTGUI_CONTAINER(menu), RTGUI_WIDGET(menu->items_list)); - rtgui_listctrl_set_onitem(menu->items_list, _rtgui_menu_onitem); - } - - return menu; -} - -void rtgui_menu_destroy(struct rtgui_menu *menu) -{ - rtgui_widget_destroy(RTGUI_WIDGET(menu)); -} - -void rtgui_menu_set_onmenupop(struct rtgui_menu *menu, rtgui_event_handler_ptr handler) -{ - if (menu == RT_NULL) return; - - menu->on_menupop = handler; -} - -void rtgui_menu_set_onmenuhide(struct rtgui_menu *menu, rtgui_event_handler_ptr handler) -{ - if (menu == RT_NULL) return; - - menu->on_menuhide = handler; -} - -void rtgui_menu_pop(struct rtgui_menu *menu, int x, int y) -{ - rtgui_rect_t rect; - struct rtgui_event_resize eresize; - - if (menu == RT_NULL) - return; - - /* set window extent */ - rect.x1 = 0; - rect.y1 = 0; - rect.x2 = 100; - rect.y2 = menu->items_count * (rtgui_theme_get_selected_height() + 2) + 5; - rtgui_rect_moveto(&rect, x, y); - rtgui_win_set_rect(RTGUI_WIN(menu), &rect); - rtgui_rect_inflate(&rect, -1); - rtgui_widget_set_rect(RTGUI_WIDGET(menu->items_list), &rect); - - eresize.parent.type = RTGUI_EVENT_RESIZE; - eresize.x = rect.x1; - eresize.y = rect.y1; - eresize.h = rect.y2 - rect.y1; - eresize.w = rect.x2 - rect.x1; - rtgui_listctrl_event_handler(RTGUI_OBJECT(menu->items_list), &(eresize.parent)); - - /* on menu pop handler */ - if (menu->on_menupop != RT_NULL) - { - menu->on_menupop(RTGUI_OBJECT(menu), RT_NULL); - } - - /* show menu window */ - rtgui_win_show(RTGUI_WIN(menu), RT_FALSE); -} - -void rtgui_menu_hide(struct rtgui_menu *menu) -{ - rtgui_win_hide(RTGUI_WIN(menu)); - /* un-select item */ - menu->items_list->current_item = -1; - - if (menu->parent_menu != RT_NULL) - rtgui_menu_hide(menu->parent_menu); -} - |