rtgui_container_t *demo_view_scrollbar(void)
{
rtgui_container_t *container;
rtgui_rect_t rect;
rtgui_label_t *label;
rtgui_scrollbar_t *hbar;
rtgui_scrollbar_t *vbar;
/* create a demo container */
container = demo_view("ScrollBar View");
/* get demo container rect */
demo_view_get_rect(container, &rect);
label = rtgui_label_create("horizontal bar:");
rtgui_container_add_child(container, RTGUI_WIDGET(label));
rect.x1 += 5;
rect.x2 -= 5;
rect.y1 += 5;
rect.y2 = rect.y1 + 18;
rtgui_widget_set_rect(RTGUI_WIDGET(label), &rect);
rect.y1 += 20;
rect.y2 = rect.y1 + 18;
hbar = rtgui_scrollbar_create(RTGUI_HORIZONTAL, &rect);
rtgui_container_add_child(container, RTGUI_WIDGET(hbar));
/* get demo container rect */
demo_view_get_rect(container, &rect);
label = rtgui_label_create("vertical bar:");
rtgui_container_add_child(container, RTGUI_WIDGET(label));
rect.x1 += 5;
rect.x2 -= 5;
rect.y1 += 45;
rect.y2 = rect.y1 + 18;
rtgui_widget_set_rect(RTGUI_WIDGET(label), &rect);
rect.x1 += 110;
rect.x2 = rect.x1 + 20;
rect.y1 += 18 + 5;
rect.y2 = rect.y1 + 150;
vbar = rtgui_scrollbar_create(RTGUI_VERTICAL, &rect);
rtgui_container_add_child(container, RTGUI_WIDGET(vbar));
rtgui_scrollbar_set_line_step(vbar, 1);
// RTGUI_WIDGET_DISABLE(vbar);
return container;
}
rtgui_fileview_t* rtgui_fileview_create(pvoid parent, const char* directory, const char* pattern, int left, int top, int w, int h)
{
rtgui_container_t *container;
rtgui_fileview_t* fview = RT_NULL;
RT_ASSERT(parent != RT_NULL);
container = RTGUI_CONTAINER(parent);
/* create a new view */
fview = rtgui_widget_create(RTGUI_FILEVIEW_TYPE);
if(fview != RT_NULL)
{
rtgui_rect_t rect;
rtgui_widget_get_rect(container, &rect);
rtgui_widget_rect_to_device(container,&rect);
rect.x1 += left;
rect.y1 += top;
rect.x2 = rect.x1+w;
rect.y2 = rect.y1+h;
fview->items = RT_NULL;
fview->pattern = rt_strdup(pattern);
fview->item_per_page = RC_H(rect) / (1 + RTGUI_SEL_H);
rtgui_widget_set_rect(fview,&rect);
rtgui_container_add_child(container, fview);
{
/* create scrollbar */
rt_uint32_t sLeft,sTop,sw=RTGUI_DEFAULT_SB_WIDTH,sLen;
sLeft = RC_W(rect)-RTGUI_WIDGET_BORDER_SIZE(fview)-sw;
sTop = RTGUI_WIDGET_BORDER_SIZE(fview);
sLen = rect.y2-rect.y1-RTGUI_WIDGET_BORDER_SIZE(fview)*2;
fview->sbar = rtgui_scrollbar_create(fview,sLeft,sTop,sw,sLen,RTGUI_VERTICAL);
if(fview->sbar != RT_NULL)
{
fview->sbar->widget_link = fview;
fview->sbar->on_scroll = rtgui_fileview_sbar_handle;
RTGUI_WIDGET_HIDE(fview->sbar);/* default hid scrollbar */
}
}
rtgui_fileview_set_directory(fview, directory);
}
return fview;
}
rtgui_view_t *demo_gui_scrollbar(rtgui_view_t* parent_view)
{
rtgui_view_t *view;
rtgui_scrollbar_t* hbar;
rtgui_scrollbar_t* vbar;
/* create a demo view */
view = demo_view_create(parent_view, "ScrollBar View");
rtgui_label_create(view, "horizontal bar:", 5, 40, 150, 20);
hbar = rtgui_scrollbar_create(view, 5, 65, 20, 100, RTGUI_HORIZONTAL);
rtgui_scrollbar_set_range(hbar, 10);
rtgui_scrollbar_set_page_step(hbar, 5);
rtgui_scrollbar_set_line_step(hbar, 1);
rtgui_label_create(view, "vertical bar:", 5, 90, 150, 20);
vbar = rtgui_scrollbar_create(view, 10, 115, 20, 80, RTGUI_VERTICAL);
rtgui_scrollbar_set_range(vbar, 5);
rtgui_scrollbar_set_page_step(vbar, 3);
rtgui_scrollbar_set_line_step(vbar, 1);
return view;
}
struct rtgui_edit* rtgui_edit_create(pvoid parent, int left, int top, int w, int h)
{
struct rtgui_container* container;
struct rtgui_edit* edit;
RT_ASSERT(parent != RT_NULL);
container = RTGUI_CONTAINER(parent);
edit = (struct rtgui_edit*)rtgui_widget_create(RTGUI_EDIT_TYPE);
if(edit != RT_NULL)
{
rtgui_rect_t rect;
int effe;
rtgui_widget_get_rect(RTGUI_WIDGET(container), &rect);
rtgui_widget_rect_to_device(RTGUI_WIDGET(container),&rect);
rect.x1 += left;
rect.y1 += top;
rect.x2 = rect.x1+w;
rect.y2 = rect.y1+h;
rtgui_widget_set_rect(RTGUI_WIDGET(edit),&rect);
rtgui_container_add_child(container, RTGUI_WIDGET(edit));
/* set character number */
edit->item_height = edit->font_height; /* the same height */
effe = h-(edit->margin + RTGUI_WIDGET_BORDER_SIZE(edit))*2;
edit->row_per_page = effe / edit->item_height;
if(effe % edit->item_height)
edit->row_per_page += 1;
effe = w-(edit->margin + RTGUI_WIDGET_BORDER_SIZE(edit))*2;
edit->col_per_page = effe / edit->font_width;
if(effe % edit->font_width)
edit->col_per_page += 1;
edit->update_buf = rtgui_malloc(edit->col_per_page + 1);
#ifdef RTGUI_EDIT_USING_SCROLL
if(edit->hscroll == RT_NULL && edit->flag & RTGUI_EDIT_HSCROLL)
{
/* create horizontal scrollbar */
rt_uint32_t _left,_top,_width=RTGUI_DEFAULT_SB_WIDTH,_len;
_left = RTGUI_WIDGET_BORDER_SIZE(edit);
_top = rtgui_rect_height(rect)-RTGUI_WIDGET_BORDER_SIZE(edit)-_width;
_len = rtgui_rect_width(rect)-RTGUI_WIDGET_BORDER_SIZE(edit)*2;
if(edit->max_rows > edit->row_per_page) _len -= _width;
edit->hscroll = rtgui_scrollbar_create(edit,_left,_top,_width,_len,RTGUI_HORIZONTAL);
if(edit->hscroll != RT_NULL)
{
edit->hscroll->WIDGET_GROUP = (pvoid)edit;
edit->hscroll->on_scroll = rtgui_edit_hscroll_handle;
RTGUI_WIDGET_HIDE(edit->hscroll);
}
}
if(edit->vscroll == RT_NULL && edit->flag & RTGUI_EDIT_VSCROLL)
{
/* create vertical scrollbar */
rt_uint32_t _left,_top,_width=RTGUI_DEFAULT_SB_WIDTH,_len;
_left = rtgui_rect_width(rect)-RTGUI_WIDGET_BORDER_SIZE(edit)-_width;
_top = RTGUI_WIDGET_BORDER_SIZE(edit);
_len = rtgui_rect_height(rect)-RTGUI_WIDGET_BORDER_SIZE(edit)*2;
if(edit->max_cols > edit->col_per_page) _len -= _width;
edit->vscroll = rtgui_scrollbar_create(edit,_left,_top,_width,_len,RTGUI_VERTICAL);
if(edit->vscroll != RT_NULL)
{
edit->vscroll->WIDGET_GROUP = (pvoid)edit;
edit->vscroll->on_scroll = rtgui_edit_vscroll_handle;
RTGUI_WIDGET_HIDE(edit->vscroll);
}
}
#endif
}
return edit;
}
