rtgui_textbox_t *rtgui_textbox_create(const char *text, rt_uint32_t flag)
{
rtgui_textbox_t *box;
box = (struct rtgui_textbox *)rtgui_widget_create(RTGUI_TEXTBOX_TYPE);
if (box != RT_NULL)
{
/* allocate default line buffer */
rtgui_textbox_set_value(box, text);
box->flag = flag;
}
return box;
}
/* return item index */
rt_bool_t rtgui_combo_onitem(pvoid wdt, rtgui_event_t* event)
{
rtgui_listbox_t* box = RTGUI_LISTBOX(wdt);
if(box != RT_NULL && box->ispopup)
{
char *str;
rtgui_combo_t* cbo=box->widget_link;
if(cbo==RT_NULL)return RT_FALSE;
str = rtgui_combo_get_string(cbo);
rtgui_textbox_set_value(cbo->tbox,str);
}
return RT_TRUE;
}
struct rtgui_textbox* rtgui_textbox_create(const char* text, rt_uint8_t flag)
{
struct rtgui_textbox* box;
box = (struct rtgui_textbox*) rtgui_widget_create (RTGUI_TEXTBOX_TYPE);
if (box != RT_NULL)
{
rtgui_rect_t rect = {0, 0, RTGUI_TEXTBOX_DEFAULT_WIDTH, RTGUI_TEXTBOX_DEFAULT_HEIGHT};
/* allocate default line buffer */
rtgui_textbox_set_value(box, text);
box->flag = flag;
rtgui_font_get_metrics(RTGUI_WIDGET(box)->gc.font, "h", &rect);
}
return box;
}
void rtgui_fileview_set_directory(rtgui_fileview_t* fview, const char* directory)
{
char fullpath[256];
rtgui_fileview_item_t *item;
fview->first_item = 0;
fview->item_count = 0;
/* clear file information */
rtgui_fileview_clear(fview);
if(directory != RT_NULL)
{
DIR* dir;
struct stat s;
rt_uint32_t i;
struct dirent* dirent;
fview->item_count = 0;
/* open directory */
dir = opendir(directory);
if(dir == RT_NULL) return;
/* set current directory */
if(fview->current_dir != RT_NULL)
{
rt_free(fview->current_dir);
fview->current_dir = RT_NULL;
}
fview->current_dir = rt_strdup(directory);
if(fview->dlg != RT_NULL)
{
if(fview->dlg->path != RT_NULL)
rt_free(fview->dlg->path);
fview->dlg->path = rt_strdup(fview->current_dir);
if(fview->dlg->tbox_path != RT_NULL)
{
rtgui_textbox_set_value(fview->dlg->tbox_path,fview->dlg->path);
rtgui_textbox_ondraw(fview->dlg->tbox_path);
}
}
do
{
dirent = readdir(dir);
if(dirent == RT_NULL) break;
fview->item_count ++;
}
while(dirent != RT_NULL);
closedir(dir);
if((fview->item_count > fview->item_per_page) && fview->sbar!=RT_NULL)
{
RTGUI_WIDGET_SHOW(fview->sbar);
rtgui_scrollbar_set_line_step(fview->sbar,1);
rtgui_scrollbar_set_page_step(fview->sbar, fview->item_per_page);
rtgui_scrollbar_set_range(fview->sbar, fview->item_count);
}
else
{
RTGUI_WIDGET_HIDE(fview->sbar);
}
rtgui_widget_update_clip(fview);
/* apply to memory for store all items. */
fview->items = (rtgui_fileview_item_t*) rt_malloc(sizeof(rtgui_fileview_item_t) * fview->item_count);
if(fview->items == RT_NULL) goto __return; /* under the folder has not sub files. */
/* reopen directory */
dir = opendir(directory);
if(dir == RT_NULL) goto __return;
for(i=0; i < fview->item_count; i ++)
{
dirent = readdir(dir);
if(dirent == RT_NULL) break;
item = &(fview->items[i]);
item->name = rt_strdup(dirent->d_name);
rt_memset(&s, 0, sizeof(struct stat));
/* get fullpath of file */
dfs_get_fullpath(fullpath, directory, dirent->d_name);
stat(fullpath, &s);
if(s.st_mode & S_IFDIR)
{
item->type = RTGUI_FITEM_DIR;
item->size = 0;
}
else
{
item->type = RTGUI_FITEM_FILE;
item->size = s.st_size;
}
}
closedir(dir);
}
fview->now_item = 0;
__return:
/* update view */
rtgui_widget_update(fview);
}
/* update fileview */
void rtgui_fileview_update_current(rtgui_fileview_t* fview)
{
rtgui_fileview_item_t *item;
rtgui_rect_t rect, item_rect, image_rect;
rtgui_dc_t *dc;
RT_ASSERT(fview != RT_NULL);
/* begin drawing */
dc = rtgui_dc_begin_drawing(fview);
if(dc == RT_NULL)return;
/* if directory is null, no dispost */
if(fview->items==RT_NULL)return;
rtgui_widget_get_rect(fview, &rect);
if(fview->sbar && !RTGUI_WIDGET_IS_HIDE(fview->sbar))
rect.x2 -= RC_W(fview->sbar->parent.extent);
if((fview->old_item >= fview->first_item) &&
(fview->old_item < fview->first_item+fview->item_per_page) &&
(fview->old_item != fview->now_item))
{
/* these condition dispell blinked when drawed */
/* get old item rect */
item_rect = rect;
item_rect.x1 += RTGUI_WIDGET_BORDER_SIZE(fview);
item_rect.x2 -= RTGUI_WIDGET_BORDER_SIZE(fview);
item_rect.y1 += RTGUI_WIDGET_BORDER_SIZE(fview);
item_rect.y1 += ((fview->old_item-fview->first_item) % fview->item_per_page) * (1 + RTGUI_SEL_H);
item_rect.y2 = item_rect.y1 + (1 + RTGUI_SEL_H);
/* get image rect */
image_rect.x1 = RTGUI_MARGIN;
image_rect.y1 = 0;
image_rect.x2 = RTGUI_MARGIN + file_image->w;
image_rect.y2 = file_image->h;
rtgui_rect_moveto_align(&item_rect, &image_rect, RTGUI_ALIGN_CENTER_VERTICAL);
/* draw old item */
item = &(fview->items[fview->old_item]);
if(item->type == RTGUI_FITEM_FILE) /* draw item image */
rtgui_image_paste(file_image, dc, &image_rect, Black);
else
rtgui_image_paste(folder_image, dc, &image_rect,Black);
item_rect.x1 += RTGUI_MARGIN + file_image->w + 2;
item_rect.x2 = item_rect.x1 + rtgui_font_get_string_width(RTGUI_DC_FONT(dc), item->name);
RTGUI_DC_BC(dc) = theme.blankspace;
RTGUI_DC_FC(dc) = theme.foreground;
rtgui_dc_fill_rect(dc,&item_rect);
rtgui_dc_draw_text(dc, item->name, &item_rect);
}
/* draw current item */
item_rect = rect;
item_rect.x1 += RTGUI_WIDGET_BORDER_SIZE(fview);
item_rect.x2 -= RTGUI_WIDGET_BORDER_SIZE(fview);
item_rect.y1 += RTGUI_WIDGET_BORDER_SIZE(fview);
item_rect.y1 += ((fview->now_item-fview->first_item) % fview->item_per_page) * (1 + RTGUI_SEL_H);
item_rect.y2 = item_rect.y1 + (1 + RTGUI_SEL_H);
/* get image base rect */
image_rect.x1 = RTGUI_MARGIN;
image_rect.y1 = 0;
image_rect.x2 = RTGUI_MARGIN + file_image->w;
image_rect.y2 = file_image->h;
rtgui_rect_moveto_align(&item_rect, &image_rect, RTGUI_ALIGN_CENTER_VERTICAL);
item = &(fview->items[fview->now_item]);
if(item->type == RTGUI_FITEM_FILE) /* draw item image */
rtgui_image_paste(file_image, dc, &image_rect, Black);
else
rtgui_image_paste(folder_image, dc, &image_rect, Black);
if(fview->dlg != RT_NULL)
{
if(fview->dlg->filename != RT_NULL)
{
rt_free(fview->dlg->filename);
fview->dlg->filename = RT_NULL;
}
fview->dlg->filename = rt_strdup(item->name);
}
item_rect.x1 += RTGUI_MARGIN + file_image->w + 2;
item_rect.x2 = item_rect.x1 + rtgui_font_get_string_width(RTGUI_DC_FONT(dc), item->name);
{
if(RTGUI_WIDGET_IS_FOCUSED(fview))
{
RTGUI_DC_BC(dc) = DarkBlue;
RTGUI_DC_FC(dc) = theme.blankspace;
}
else
{
RTGUI_DC_BC(dc) = Gray;
RTGUI_DC_FC(dc) = theme.foreground;
}
rtgui_dc_fill_rect(dc, &item_rect);
rtgui_dc_draw_text(dc, item->name, &item_rect);
}
if(fview->dlg != RT_NULL)
{
if(item->type == RTGUI_FITEM_FILE)
{
if(fview->dlg->tbox_filename != RT_NULL)
{
rtgui_textbox_set_value(fview->dlg->tbox_filename,fview->dlg->filename);
RTGUI_DC_FC(dc) = theme.foreground;
rtgui_textbox_ondraw(fview->dlg->tbox_filename);
}
}
}
rtgui_dc_end_drawing(dc);
}
