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fix mouse click on whitespace issue in listctrl. 

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1262 bbd45198-f89e-11dd-88c7-29a3b14d5316
This commit is contained in:
bernard.xiong 2011-01-25 09:44:11 +00:00
parent 211e1aa334
commit 6693b9c2d1
2 changed files with 13 additions and 2 deletions
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1
components/rtgui/include/rtgui/rtgui.h
View File

@ -105,6 +105,7 @@ enum RTGUI_ALIGN
RTGUI_ALIGN_RIGHT = 0x02,
RTGUI_ALIGN_BOTTOM = 0x04,
RTGUI_ALIGN_CENTER_VERTICAL = 0x08,
RTGUI_ALIGN_CENTER = RTGUI_ALIGN_CENTER_HORIZONTAL | RTGUI_ALIGN_CENTER_VERTICAL,
RTGUI_ALIGN_EXPAND = 0x10,
RTGUI_ALIGN_STRETCH = 0x20,
};

14
components/rtgui/widgets/listctrl.c
View File

@ -85,6 +85,7 @@ static void _rtgui_listctrl_scrollbar_ondraw(struct rtgui_listctrl* ctrl, struct
y1 = (ctrl->current_item / ctrl->page_items) * height;
rect.y1 = rect.y1 + y1; rect.y2 = rect.y1 + height;
rect.x1 -= 3;
rtgui_theme_draw_selected(dc, &rect);
}
@ -114,6 +115,8 @@ static void _rtgui_listctrl_scrollbar_onmouse(struct rtgui_listctrl* ctrl, struc
{
if (ctrl->current_item + ctrl->page_items < ctrl->items_count - 1)
ctrl->current_item += ctrl->page_items;
else
ctrl->current_item = ((ctrl->current_item / ctrl->page_items) + 1) * ctrl->page_items;
rtgui_listctrl_update_current(ctrl, old_item);
}
}
@ -254,7 +257,8 @@ rt_bool_t rtgui_listctrl_event_handler(struct rtgui_widget* widget, struct rtgui
_rtgui_listctrl_get_rect(ctrl, &rect);
rtgui_widget_rect_to_device(widget, &rect);
if ((rtgui_rect_contains_point(&rect, emouse->x, emouse->y) == RT_EOK) && (ctrl->items_count > 0))
if ((rtgui_rect_contains_point(&rect, emouse->x, emouse->y) == RT_EOK) &&
(ctrl->items_count > 0))
{
rt_uint16_t index;
index = (emouse->y - rect.y1) / (2 + rtgui_theme_get_selected_height());
@ -276,7 +280,8 @@ rt_bool_t rtgui_listctrl_event_handler(struct rtgui_widget* widget, struct rtgui
}
}
if ((index < ctrl->items_count) && (index < ctrl->page_items))
if ((index < ctrl->page_items) &&
(ctrl->current_item/ctrl->page_items)* ctrl->page_items + index < ctrl->items_count)
{
rt_uint16_t old_item;
@ -328,6 +333,11 @@ rt_bool_t rtgui_listctrl_event_handler(struct rtgui_widget* widget, struct rtgui
case RTGUIK_RIGHT:
if (ctrl->current_item + ctrl->page_items < ctrl->items_count - 1)
ctrl->current_item += ctrl->page_items;
else
{
if ((((ctrl->current_item/ctrl->page_items) + 1) * ctrl->page_items) < ctrl->items_count - 1)
ctrl->current_item = ((ctrl->current_item / ctrl->page_items) + 1) * ctrl->page_items;
}
rtgui_listctrl_update_current(ctrl, old_item);
return RT_FALSE;