static void rtgui_textbox_init_caret(rtgui_textbox_t *box, rt_uint16_t position)
{
int x, y;
rtgui_color_t color;
rtgui_rect_t rect;
int ofs = 0;
RT_ASSERT(box != RT_NULL);
if (!RTGUI_WIDGET_IS_FOCUSED(box))
return;
rtgui_textbox_get_caret_rect(box, &box->caret_rect, position);
rect = box->caret_rect;
rtgui_widget_rect_to_device(RTGUI_WIDGET(box), &rect);
if (box->caret == RT_NULL)
box->caret = rtgui_malloc(rtgui_rect_width(rect) * rtgui_rect_height(rect) * sizeof(rtgui_color_t));
for (x = rect.x1; x < rect.x2; x++)
{
for (y = rect.y1; y < rect.y2; y++)
{
rtgui_graphic_driver_get_default()->ops->get_pixel(&color, x, y);
*(box->caret + ofs) = color;
ofs++;
}
}
}
static void rtgui_edit_init_caret(struct rtgui_edit *edit, rtgui_point_t visual)
{
struct rtgui_gdev *grp = rtgui_gdev_get();
int x, y;
rtgui_color_t color;
rtgui_rect_t rect;
int ofs=0;
RT_ASSERT(edit != RT_NULL);
if(!RTGUI_WIDGET_IS_FOCUSED(edit)) return;
rtgui_edit_get_caret_rect(edit, &edit->caret_rect, visual);
rect = edit->caret_rect;
rtgui_widget_rect_to_device(RTGUI_WIDGET(edit), &rect);
if(edit->caret == RT_NULL)
edit->caret = (rtgui_color_t*)rtgui_malloc(RC_W(rect) * RC_H(rect)*sizeof(rtgui_color_t));
rtgui_timer_stop(edit->caret_timer);
for(x=rect.x1; x<rect.x2; x++)
{
for(y=rect.y1; y<rect.y2; y++)
{
grp->ops->get_pixel(&color,x,y);
*(edit->caret + ofs++) = color;
}
}
rtgui_timer_start(edit->caret_timer);
}
static rt_bool_t rtgui_slider_onunfocus(struct rtgui_object* object, rtgui_event_t* event)
{
rtgui_rect_t rect;
rtgui_widget_t *widget;
struct rtgui_dc *dc;
RT_ASSERT(object);
widget = RTGUI_WIDGET(object);
dc = rtgui_dc_begin_drawing(widget);
if(dc == RT_NULL) return RT_FALSE;
rtgui_widget_get_rect(widget, &rect);
if(!RTGUI_WIDGET_IS_FOCUSED(widget))
{
/* only clear focus rect */
rtgui_color_t color = RTGUI_DC_FC(dc);
RTGUI_DC_FC(dc) = RTGUI_DC_BC(dc);
rtgui_dc_draw_focus_rect(dc, &rect);
RTGUI_DC_FC(dc) = color;
}
rtgui_dc_end_drawing(dc);
return RT_TRUE;
}
void rtgui_listbox_ondraw(struct rtgui_listbox* box)
{
struct rtgui_rect rect, item_rect;
struct rtgui_dc* dc;
rt_uint16_t page_index, index;
const struct rtgui_listbox_item* item;
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(box));
if (dc == RT_NULL) return;
rtgui_widget_get_rect(RTGUI_WIDGET(box), &rect);
rtgui_dc_fill_rect(dc, &rect);
rect.x2 -= 1; rect.y2 -= 1;
/* draw focused border */
if (RTGUI_WIDGET_IS_FOCUSED(RTGUI_WIDGET(box)))
rtgui_dc_draw_focus_rect(dc, &rect);
/* get item base rect */
item_rect = rect;
item_rect.x1 += 1; item_rect.x2 -= 1;
item_rect.y1 += 2;
item_rect.y2 = item_rect.y1 + (2 + rtgui_theme_get_selected_height());
/* get current page */
page_index = (box->current_item / box->page_items) * box->page_items;
for (index = 0; index < box->page_items; index ++)
{
if (page_index + index >= box->items_count) break;
item = &(box->items[page_index + index]);
if (page_index + index == box->current_item)
{
rtgui_theme_draw_selected(dc, &item_rect);
}
item_rect.x1 += LIST_MARGIN;
if (item->image != RT_NULL)
{
rtgui_image_blit(item->image, dc, &item_rect);
item_rect.x1 += item->image->w + 2;
}
/* draw text */
rtgui_dc_draw_text(dc, item->name, &item_rect);
if (item->image != RT_NULL)
item_rect.x1 -= (item->image->w + 2);
item_rect.x1 -= LIST_MARGIN;
/* move to next item position */
item_rect.y1 += (rtgui_theme_get_selected_height() + 2);
item_rect.y2 += (rtgui_theme_get_selected_height() + 2);
}
rtgui_dc_end_drawing(dc);
}
static rt_bool_t rtgui_fileview_onunfocus(pvoid wdt, rtgui_event_t* event)
{
rtgui_fileview_t *fview = RTGUI_FILEVIEW(wdt);
if(fview == RT_NULL) return RT_FALSE;
if(!RTGUI_WIDGET_IS_FOCUSED(fview))
{
/* clear focus rect */
rtgui_fileview_update_current(fview);
}
return RT_TRUE;
}
static rt_bool_t rtgui_form_event_handler(struct rtgui_widget *widget, struct rtgui_event *event)
{
struct rtgui_form* form;
//struct rtgui_event_command* ecmd;
form = RTGUI_FORM(widget);
switch (event->type) {
case RTGUI_EVENT_PAINT:
rtgui_form_ondraw(form);
break;
#if 0
case RTGUI_EVENT_COMMAND:
ecmd = (struct rtgui_event_command*)event;
switch (ecmd->command_id) {
case SE_FORM_UPDATE:
if (RTGUI_WIDGET_IS_FOCUSED(RTGUI_WIDGET(se_form)))
rtgui_widget_update(RTGUI_WIDGET(se_form));
break;
case RE_FORM_UPDATE:
rtgui_widget_update(RTGUI_WIDGET(re_form));
break;
case SYS_FORM_UPDATE:
rtgui_widget_update(RTGUI_WIDGET(sys_form));
break;
}
break;
#endif
default:
/* use form event handler */
return rtgui_widget_event_handler(widget, event);
}
return RT_FALSE;
}
/* 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);
}
void rtgui_fileview_ondraw(rtgui_fileview_t* fview)
{
rt_uint16_t first, i,rx2;
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;
rtgui_widget_get_rect(fview, &rect);
rtgui_dc_draw_border(dc, &rect,RTGUI_WIDGET_BORDER_STYLE(fview));
rtgui_rect_inflate(&rect,-RTGUI_WIDGET_BORDER_SIZE(fview));
RTGUI_DC_BC(dc) = theme.blankspace;
rtgui_dc_fill_rect(dc,&rect);
rtgui_rect_inflate(&rect,RTGUI_WIDGET_BORDER_SIZE(fview));
if(fview->sbar && !RTGUI_WIDGET_IS_HIDE(fview->sbar))
rect.x2 -= RC_W(fview->sbar->parent.extent);
rect.x2 -=1;
rect.y2 -= 1;
/* get item base rect */
item_rect = rect;
item_rect.x1 += RTGUI_WIDGET_BORDER_SIZE(fview);
item_rect.x2 -= RTGUI_WIDGET_BORDER_SIZE(fview);
rx2 = item_rect.x2;
item_rect.y1 += RTGUI_WIDGET_BORDER_SIZE(fview);
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);
/* get current page */
first = fview->first_item;
for(i = 0; i < fview->item_per_page; i ++)
{
char str_size[32];
if(first + i >= fview->item_count) break;
item = &(fview->items[first + i]);
/* draw item image */
if(item->type == RTGUI_FITEM_FILE)
rtgui_image_paste(file_image, dc, &image_rect, Black);
else
rtgui_image_paste(folder_image, dc, &image_rect, Black);
/* draw text */
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(first + i == fview->now_item)
{
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);
}
else
{
/* draw background */
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);
}
#if (1) /* please turn off it when need. */
if(item->type == RTGUI_FITEM_FILE)
{
rtgui_rect_t rect=item_rect;
/* print file information */
rt_snprintf(str_size, 16, "(%dB)",item->size);
rect.x1 = rect.x2 + RTGUI_MARGIN;
rect.x2 = rect.x1 + rt_strlen(str_size) * FONT_W(RTGUI_WIDGET_FONT(fview));
RTGUI_DC_FC(dc) = theme.foreground;
rtgui_dc_draw_text(dc, str_size, &rect);
}
#endif
item_rect.x1 -= RTGUI_MARGIN + file_image->w + 2;
item_rect.x2 = rx2;
/* move to next item position */
item_rect.y1 += (RTGUI_SEL_H + 1);
item_rect.y2 += (RTGUI_SEL_H + 1);
image_rect.y1 += (RTGUI_SEL_H + 1);
image_rect.y2 += (RTGUI_SEL_H + 1);
}
if(fview->sbar && !RTGUI_WIDGET_IS_HIDE(fview->sbar))
{
rtgui_scrollbar_ondraw(fview->sbar);
}
rtgui_dc_end_drawing(dc);
}
void rtgui_theme_draw_slider(struct rtgui_slider* slider)
{
/* draw button */
struct rtgui_dc* dc;
int i, xsize, x0;
rtgui_rect_t r, focus_rect, slider_rect, slot_rect;
/* begin drawing */
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(slider));
if (dc == RT_NULL) return;
/* get widget rect */
rtgui_widget_get_rect(RTGUI_WIDGET(slider), &focus_rect);
/* fill widget rect with background color */
rtgui_dc_fill_rect(dc, &focus_rect);
r = focus_rect;
if (slider->orient == RTGUI_VERTICAL)
{
rtgui_rect_inflate(&r, -1);
xsize = r.y2 - r.y1 + 1 - slider->thumb_width;
x0 = r.y1 + slider->thumb_width / 2;
/* calculate thumb position */
slider_rect = r;
slider_rect.x1 = 5;
slider_rect.y1 = x0 + xsize * (slider->value - slider->min) / (slider->max - slider->min) - slider->thumb_width/2;
slider_rect.y2 = slider_rect.y1 + slider->thumb_width;
/* calculate slot position */
slot_rect.y1 = x0;
slot_rect.y2 = x0 + xsize;
slot_rect.x1 = (slider_rect.x1 + slider_rect.x2) /2 -1;
slot_rect.x2 = slot_rect.x1 +3;
/* draw slot */
rtgui_dc_draw_border(dc, &slot_rect, RTGUI_BORDER_RAISE);
/* draw the ticks */
for (i = 0; i <= slider->ticks; i++)
{
int x = x0 + xsize * i / slider->ticks;
rtgui_dc_draw_hline(dc, 1, 3, x);
}
/* draw the thumb */
rtgui_dc_fill_rect(dc, &slider_rect);
rtgui_dc_draw_border(dc, &slider_rect, RTGUI_BORDER_RAISE);
}
else
{
rtgui_rect_inflate(&r, -1);
xsize = r.x2 - r.x1 + 1 - slider->thumb_width;
x0 = r.x1 + slider->thumb_width / 2;
/* calculate thumb position */
slider_rect = r;
slider_rect.y1 = 5;
slider_rect.x1 = x0 + xsize * (slider->value - slider->min) / (slider->max - slider->min) - slider->thumb_width/2;
slider_rect.x2 = slider_rect.x1 + slider->thumb_width;
/* calculate slot position */
slot_rect.x1 = x0;
slot_rect.x2 = x0 + xsize;
slot_rect.y1 = (slider_rect.y1 + slider_rect.y2) /2 -1;
slot_rect.y2 = slot_rect.y1 +3;
/* draw slot */
rtgui_dc_draw_border(dc, &slot_rect, RTGUI_BORDER_RAISE);
/* draw the ticks */
for (i = 0; i <= slider->ticks; i++)
{
int x = x0 + xsize * i / slider->ticks;
rtgui_dc_draw_vline(dc, x, 1, 3);
}
/* draw the thumb */
rtgui_dc_fill_rect(dc, &slider_rect);
rtgui_dc_draw_border(dc, &slider_rect, RTGUI_BORDER_RAISE);
}
/* draw focus */
if (RTGUI_WIDGET_IS_FOCUSED(RTGUI_WIDGET(slider)))
{
rtgui_dc_draw_focus_rect(dc, &focus_rect);
}
/* end drawing */
rtgui_dc_end_drawing(dc);
return;
}
void rtgui_theme_draw_radiobox(struct rtgui_radiobox* radiobox)
{
struct rtgui_dc* dc;
struct rtgui_rect rect, item_rect;
int item_size, bord_size, index;
rtgui_color_t fc;
/* begin drawing */
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(radiobox));
if (dc == RT_NULL) return;
/* get widget rect */
rtgui_widget_get_rect(RTGUI_WIDGET(radiobox), &rect);
rtgui_dc_fill_rect(dc, &rect);
item_size = radiobox->item_size;
/* get board size */
if (radiobox->orient == RTGUI_VERTICAL)
bord_size = item_size;
else
{
rtgui_font_get_metrics(RTGUI_DC_FONT(dc), "H", &item_rect);
bord_size = rtgui_rect_height(item_rect);
}
/* draw box */
rtgui_rect_inflate(&rect, -bord_size/2);
fc = RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(radiobox));
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(radiobox)) = white;
rect.x1 ++; rect.y1 ++; rect.x2 ++; rect.y2 ++;
rtgui_dc_draw_rect(dc, &rect);
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(radiobox)) = RTGUI_RGB(128, 128, 128);
rect.x1 --; rect.y1 --; rect.x2 --; rect.y2 --;
rtgui_dc_draw_rect(dc, &rect);
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(radiobox)) = fc;
rtgui_rect_inflate(&rect, bord_size/2);
if (radiobox->text != RT_NULL)
{
struct rtgui_rect text_rect;
/* draw group text */
rtgui_font_get_metrics(RTGUI_DC_FONT(dc), radiobox->text, &text_rect);
rtgui_rect_moveto(&text_rect, rect.x1 + bord_size + 5, rect.y1);
rect.x1 -= 5; rect.x2 += 5;
rtgui_dc_fill_rect(dc, &text_rect);
rect.x1 += 5; rect.x2 -= 5;
rtgui_dc_draw_text(dc, radiobox->text, &text_rect);
}
/* set init item rect */
item_rect = rect;
rtgui_rect_inflate(&item_rect, - bord_size);
if (radiobox->orient == RTGUI_VERTICAL)
{
rt_uint16_t offset;
/* set the first text rect */
item_rect.y2 = item_rect.y1 + item_size;
offset = (item_size - RADIO_BOX_H) / 2;
/* draw each radio button */
for (index = 0; index < radiobox->item_count; index ++)
{
if (item_rect.y2 > rect.y2 - item_size) break;
/* draw radio */
if (radiobox->item_selection == index)
{
if (RTGUI_WIDGET_IS_FOCUSED(RTGUI_WIDGET(radiobox)))
rtgui_dc_draw_focus_rect(dc, &item_rect);
rtgui_dc_draw_word(dc, item_rect.x1, item_rect.y1 + offset, RADIO_BOX_H, radio_checked_byte);
}
else
{
rtgui_dc_draw_word(dc, item_rect.x1, item_rect.y1 + offset, RADIO_BOX_H, radio_unchecked_byte);
}
/* draw text */
item_rect.x1 += item_size + 3;
rtgui_dc_draw_text(dc, radiobox->items[index], &item_rect);
item_rect.x1 -= item_size + 3;
item_rect.y1 += item_size;
item_rect.y2 += item_size;
}
}
else
{
/* set the first text rect */
item_rect.x2 = item_rect.x1 + item_size;
item_rect.y2 = item_rect.y1 + bord_size;
/* draw each radio button */
for (index = 0; index < radiobox->item_count; index ++)
{
if (item_rect.x2 > rect.x2 - item_size) break;
/* draw radio */
if (radiobox->item_selection == index)
{
if (RTGUI_WIDGET_IS_FOCUSED(RTGUI_WIDGET(radiobox)))
rtgui_dc_draw_focus_rect(dc, &item_rect);
rtgui_dc_draw_word(dc, item_rect.x1, item_rect.y1, RADIO_BOX_H, radio_checked_byte);
}
else
{
rtgui_dc_draw_word(dc, item_rect.x1, item_rect.y1, RADIO_BOX_H, radio_unchecked_byte);
}
/* draw text */
item_rect.x1 += bord_size + 3;
rtgui_dc_draw_text(dc, radiobox->items[index], &item_rect);
item_rect.x1 -= bord_size + 3;
item_rect.x1 += item_size;
item_rect.x2 += (item_size - 1);
}
}
/* end drawing */
rtgui_dc_end_drawing(dc);
}
void rtgui_theme_draw_radiobutton(struct rtgui_radiobox* radiobox, rt_uint16_t item)
{
struct rtgui_dc* dc;
struct rtgui_rect rect, item_rect;
int item_size, bord_size;
/* begin drawing */
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(radiobox));
if (dc == RT_NULL) return;
/* get widget rect */
rtgui_widget_get_rect(RTGUI_WIDGET(radiobox), &rect);
item_size = radiobox->item_size;
/* get board size */
if (radiobox->orient == RTGUI_VERTICAL)
bord_size = item_size;
else
{
rtgui_font_get_metrics(RTGUI_DC_FONT(dc), "H", &item_rect);
bord_size = rtgui_rect_height(item_rect);
}
item_rect = rect;
rtgui_rect_inflate(&item_rect, - bord_size);
if (radiobox->orient == RTGUI_VERTICAL)
{
/* set the first text rect */
item_rect.y1 += item * item_size;
item_rect.y2 = item_rect.y1 + item_size;
/* draw radio */
if (radiobox->item_selection == item)
{
if (RTGUI_WIDGET_IS_FOCUSED(RTGUI_WIDGET(radiobox)))
rtgui_dc_draw_focus_rect(dc, &item_rect);
rtgui_dc_draw_word(dc, item_rect.x1, item_rect.y1 + (item_size - RADIO_BOX_H) / 2,
RADIO_BOX_H, radio_checked_byte);
}
else
{
item_rect.x2 += 1; item_rect.y2 += 1;
rtgui_dc_fill_rect(dc, &item_rect);
item_rect.x2 -= 1; item_rect.y2 -= 1;
rtgui_dc_draw_word(dc, item_rect.x1, item_rect.y1 + (item_size - RADIO_BOX_H) / 2,
RADIO_BOX_H, radio_unchecked_byte);
}
/* draw text */
item_rect.x1 += item_size + 3;
rtgui_dc_draw_text(dc, radiobox->items[item], &item_rect);
}
else
{
item_rect.x1 += item * item_size;
/* set the first text rect */
item_rect.x2 = item_rect.x1 + item_size - 1;
item_rect.y2 = item_rect.y1 + bord_size;
/* draw radio */
if (radiobox->item_selection == item)
{
if (RTGUI_WIDGET_IS_FOCUSED(RTGUI_WIDGET(radiobox)))
rtgui_dc_draw_focus_rect(dc, &item_rect);
rtgui_dc_draw_word(dc, item_rect.x1, item_rect.y1, RADIO_BOX_H, radio_checked_byte);
}
else
{
item_rect.x2 += 1; item_rect.y2 += 1;
rtgui_dc_fill_rect(dc, &item_rect);
item_rect.x2 -= 1; item_rect.y2 -= 1;
rtgui_dc_draw_word(dc, item_rect.x1, item_rect.y1, RADIO_BOX_H, radio_unchecked_byte);
}
/* draw text */
item_rect.x1 += bord_size + 3;
rtgui_dc_draw_text(dc, radiobox->items[item], &item_rect);
}
/* end drawing */
rtgui_dc_end_drawing(dc);
}
void rtgui_theme_draw_checkbox(struct rtgui_checkbox* checkbox)
{
struct rtgui_dc* dc;
struct rtgui_rect rect, box_rect;
rtgui_color_t bc, fc;
fc = RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(checkbox));
bc = RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(checkbox));
/* begin drawing */
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(checkbox));
if (dc == RT_NULL) return;
/* get rect */
rtgui_widget_get_rect(RTGUI_WIDGET(checkbox), &rect);
/* fill rect */
rtgui_dc_fill_rect(dc, &rect);
if (RTGUI_WIDGET_IS_FOCUSED(RTGUI_WIDGET(checkbox)))
{
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(checkbox)) = black;
/* draw focused border */
rtgui_rect_inflate(&rect, -1);
rtgui_dc_draw_focus_rect(dc, &rect);
rtgui_rect_inflate(&rect, 1);
}
/* draw check box */
box_rect.x1 = 0;
box_rect.y1 = 0;
box_rect.x2 = CHECK_BOX_W;
box_rect.y2 = CHECK_BOX_H;
rtgui_rect_moveto_align(&rect, &box_rect, RTGUI_ALIGN_CENTER_VERTICAL);
box_rect.x1 += 2; box_rect.x2 += 2;
rtgui_dc_draw_border(dc, &box_rect, RTGUI_BORDER_BOX);
rtgui_rect_inflate(&box_rect, -1);
RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(checkbox)) = RTGUI_RGB(247, 247, 246);
rtgui_dc_fill_rect(dc, &box_rect);
if (checkbox->status_down == RTGUI_CHECKBOX_STATUS_CHECKED)
{
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(checkbox)) = RTGUI_RGB(33, 161, 33);
rtgui_dc_draw_byte(dc, box_rect.x1 + 2, box_rect.y1 + 2, 7, checked_byte);
}
/* restore saved color */
RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(checkbox)) = bc;
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(checkbox)) = fc;
/* draw text */
rect.x1 += rtgui_rect_height(rect) - 4 + 5;
rtgui_dc_draw_text(dc, rtgui_label_get_text(RTGUI_LABEL(checkbox)), &rect);
/* end drawing */
rtgui_dc_end_drawing(dc);
return;
}
/* widget drawing */
void rtgui_theme_draw_button(rtgui_button_t* btn)
{
/* draw button */
struct rtgui_dc* dc;
struct rtgui_rect rect;
rtgui_color_t bc, fc;
/* begin drawing */
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(btn));
if (dc == RT_NULL) return;
/* get widget rect */
rtgui_widget_get_rect(RTGUI_WIDGET(btn), &rect);
/* get foreground color */
bc = RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(btn));
fc = RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(btn));
if (btn->flag & RTGUI_BUTTON_TYPE_PUSH && btn->flag & RTGUI_BUTTON_FLAG_PRESS)
{
/* fill button rect with background color */
rtgui_dc_fill_rect(dc, &rect);
/* draw border */
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(btn)) = RTGUI_RGB(64, 64, 64);
rtgui_dc_draw_hline(dc, rect.x1, rect.x2, rect.y1);
rtgui_dc_draw_vline(dc, rect.x1, rect.y1, rect.y2);
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(btn)) = RTGUI_RGB(128, 128, 128);
rtgui_dc_draw_hline(dc, rect.x1, rect.x2 - 1, rect.y1 + 1);
rtgui_dc_draw_vline(dc, rect.x1 + 1, rect.y1 + 1, rect.y2 - 2);
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(btn)) = RTGUI_RGB(255, 255, 255);
rtgui_dc_draw_hline(dc, rect.x1, rect.x2 + 1, rect.y2 - 1);
rtgui_dc_draw_vline(dc, rect.x2 - 1, rect.y1, rect.y2);
if (btn->pressed_image != RT_NULL)
{
rtgui_rect_t image_rect;
image_rect.x1 = 0; image_rect.y1 = 0;
image_rect.x2 = btn->unpressed_image->w;
image_rect.y2 = btn->unpressed_image->h;
rtgui_rect_moveto_align(&rect, &image_rect, RTGUI_ALIGN_CENTER_HORIZONTAL | RTGUI_ALIGN_CENTER_VERTICAL);
rtgui_image_blit(btn->pressed_image, dc, &image_rect);
}
}
else if (btn->flag & RTGUI_BUTTON_FLAG_PRESS)
{
if (btn->pressed_image != RT_NULL)
{
rtgui_rect_t image_rect;
image_rect.x1 = 0; image_rect.y1 = 0;
image_rect.x2 = btn->unpressed_image->w;
image_rect.y2 = btn->unpressed_image->h;
rtgui_rect_moveto_align(&rect, &image_rect, RTGUI_ALIGN_CENTER_HORIZONTAL | RTGUI_ALIGN_CENTER_VERTICAL);
rtgui_image_blit(btn->pressed_image, dc, &image_rect);
}
else
{
/* fill button rect with background color */
RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(btn)) = RTGUI_RGB(0xff, 0xff, 0xff);
rtgui_dc_fill_rect(dc, &rect);
/* draw border */
RTGUI_WIDGET(btn)->gc.foreground = RTGUI_RGB(0, 0, 0);
rtgui_dc_draw_rect(dc, &rect);
RTGUI_WIDGET(btn)->gc.foreground = RTGUI_RGB(128, 128, 128);
rect.x1 += 1; rect.y1 += 1; rect.x2 -= 1; rect.y2 -= 1;
rtgui_dc_draw_rect(dc, &rect);
}
}
else
{
if (btn->unpressed_image != RT_NULL)
{
rtgui_rect_t image_rect;
image_rect.x1 = 0; image_rect.y1 = 0;
image_rect.x2 = btn->unpressed_image->w;
image_rect.y2 = btn->unpressed_image->h;
rtgui_rect_moveto_align(&rect, &image_rect, RTGUI_ALIGN_CENTER_HORIZONTAL | RTGUI_ALIGN_CENTER_VERTICAL);
rtgui_image_blit(btn->unpressed_image, dc, &image_rect);
}
else
{
/* fill button rect with background color */
rtgui_dc_fill_rect(dc, &rect);
/* draw border */
RTGUI_WIDGET(btn)->gc.foreground = RTGUI_RGB(255, 255, 255);
rtgui_dc_draw_hline(dc, rect.x1, rect.x2, rect.y1);
rtgui_dc_draw_vline(dc, rect.x1, rect.y1, rect.y2);
RTGUI_WIDGET(btn)->gc.foreground = RTGUI_RGB(0, 0, 0);
rtgui_dc_draw_hline(dc, rect.x1, rect.x2 + 1, rect.y2);
rtgui_dc_draw_vline(dc, rect.x2, rect.y1, rect.y2);
RTGUI_WIDGET(btn)->gc.foreground = RTGUI_RGB(128, 128, 128);
rtgui_dc_draw_hline(dc, rect.x1 + 1, rect.x2, rect.y2 - 1);
rtgui_dc_draw_vline(dc, rect.x2 - 1, rect.y1 + 1, rect.y2 - 1);
}
}
if (RTGUI_WIDGET_IS_FOCUSED(RTGUI_WIDGET(btn)))
{
/* re-set foreground and get default rect */
rtgui_widget_get_rect(RTGUI_WIDGET(btn), &rect);
rtgui_rect_inflate(&rect, -2);
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(btn)) = black;
rtgui_dc_draw_focus_rect(dc, &rect);
}
/* set forecolor */
RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(btn)) = bc;
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(btn)) = fc;
if (btn->pressed_image == RT_NULL)
{
/* re-set foreground and get default rect */
rtgui_widget_get_rect(RTGUI_WIDGET(btn), &rect);
/* remove border */
rtgui_rect_inflate(&rect, -2);
/* draw text */
rtgui_dc_draw_text(dc, rtgui_label_get_text(RTGUI_LABEL(btn)), &rect);
}
/* end drawing */
rtgui_dc_end_drawing(dc);
}
static rt_bool_t rtgui_edit_onkey(pvoid wdt, rtgui_event_t* event)
{
enum { EDIT_NONE, EDIT_ONDRAW, EDIT_UPDATE };
struct rtgui_edit *edit = RTGUI_EDIT(wdt);
struct rtgui_event_kbd *ekbd = (struct rtgui_event_kbd*)event;
struct edit_line *line=RT_NULL;
rt_bool_t update_type = EDIT_NONE;
RT_ASSERT(edit != RT_NULL);
RT_ASSERT(ekbd != RT_NULL);
if (RTGUI_KBD_IS_UP(ekbd))
{ /* reset function key */
if(ekbd->key == RTGUIK_RCTRL || ekbd->key == RTGUIK_LCTRL)
edit->flag &= ~RTGUI_EDIT_CTRL;
else if(ekbd->key == RTGUIK_RALT || ekbd->key == RTGUIK_LALT)
edit->flag &= ~RTGUI_EDIT_ALT;
else if(ekbd->key == RTGUIK_RSHIFT || ekbd->key == RTGUIK_LSHIFT)
edit->flag &= ~RTGUI_EDIT_SHIFT;
else if(ekbd->key == RTGUIK_CAPSLOCK)
edit->flag &= ~RTGUI_EDIT_CAPSLOCK;
else if(ekbd->key == RTGUIK_NUMLOCK)
edit->flag &= ~RTGUI_EDIT_NUMLOCK;
return RT_TRUE;
}
line = rtgui_edit_get_line_by_index(edit, edit->upleft.y + edit->visual.y);
if(line == RT_NULL)
return RT_FALSE;
/* rt_kprintf("key=%04X ",ekbd->key); */
if(ekbd->key == RTGUIK_RCTRL || ekbd->key == RTGUIK_LCTRL)
{ /* use CTRL key */
edit->flag |= RTGUI_EDIT_CTRL;
return RT_FALSE;
}
else if(ekbd->key == RTGUIK_RALT || ekbd->key == RTGUIK_LALT)
{ /* use ALT key */
edit->flag |= RTGUI_EDIT_ALT;
return RT_FALSE;
}
else if(ekbd->key == RTGUIK_RSHIFT || ekbd->key == RTGUIK_LSHIFT)
{ /* use SHIFT key */
edit->flag |= RTGUI_EDIT_SHIFT;
return RT_FALSE;
}
else if(ekbd->key == RTGUIK_CAPSLOCK)
{
edit->flag |= RTGUI_EDIT_CAPSLOCK;
return RT_FALSE;
}
else if(ekbd->key == RTGUIK_NUMLOCK)
{
edit->flag |= RTGUI_EDIT_NUMLOCK;
return RT_FALSE;
}
else if(ekbd->key == RTGUIK_DELETE)
{ /* delete latter character */
int ofs = edit->upleft.x + edit->visual.x;
if(ofs > line->len - 1 || (ofs==0 && line->len==0))
{ /* will the next line marges into the current line */
struct edit_line* next_line = line->next;
if(next_line != RT_NULL)
{
struct edit_line *update_end_line;
update_type = EDIT_UPDATE;
edit->update.start = edit->visual;
rtgui_edit_connect_line(edit, line, next_line);
rtgui_edit_delete_line(edit, next_line);
if(edit->max_rows-edit->upleft.y > edit->row_per_page)
{
update_end_line = rtgui_edit_get_line_by_index(edit, edit->upleft.y+edit->row_per_page);
if(update_end_line != RT_NULL)
{
edit->update.end.x = edit->col_per_page;
edit->update.end.y = edit->upleft.y + edit->row_per_page;
}
}
else
{
int update_end_index = rtgui_edit_get_index_by_line(edit, edit->tail);
edit->update.end.x = edit->col_per_page;
edit->update.end.y = update_end_index+1;
}
}
line->len = rtgui_edit_line_strlen(line->text);
goto _edit_exit;
}
else if(ofs == line->len - 1)
{
line->text[ofs] = '\0';
}
else
{
char *c;
rt_uint32_t tmp_pos=1;
identify_double_byte(edit, line, EDIT_IDENT_DIR_RIGHT, &tmp_pos);
/* remove character */
for(c = &line->text[ofs]; c[tmp_pos] != '\0'; c++)
*c = c[tmp_pos];
*c = '\0';
}
update_type = EDIT_UPDATE;
edit->update.start = edit->visual;
edit->update.end.x = line->len-edit->upleft.x;
if (edit->update.end.x > edit->col_per_page)
edit->update.end.x = edit->col_per_page;
edit->update.end.y = edit->visual.y;
}
else if(ekbd->key == RTGUIK_BACKSPACE)
{
if(edit->visual.x == 0)
{ /* incorporated into prev line */
struct rtgui_event_kbd event_kbd;
struct edit_line* prev_line = line->prev;
if(prev_line != RT_NULL)
{
struct edit_line *update_end_line;
update_type = EDIT_UPDATE;
edit->visual.x = prev_line->len;
rtgui_edit_connect_line(edit, prev_line, line);
kbd_event_set_key(&event_kbd, RTGUIK_UP);
rtgui_edit_onkey(edit, (rtgui_event_t*)&event_kbd);
rtgui_edit_delete_line(edit, line);
edit->update.start = edit->visual; /* update.start.y is changed */
if(edit->max_rows-edit->upleft.y > edit->row_per_page)
{
update_end_line = rtgui_edit_get_line_by_index(edit, edit->upleft.y+edit->row_per_page);
if(update_end_line != RT_NULL)
{
edit->update.end.x = edit->col_per_page;
edit->update.end.y = edit->upleft.y + edit->row_per_page;
}
}
else
{
int update_end_index = rtgui_edit_get_index_by_line(edit, edit->tail);
edit->update.end.x = edit->col_per_page;
edit->update.end.y = update_end_index+1;
}
}
goto _edit_exit;
}
/* delete front character */
if(edit->visual.x == line->len)
{
rt_uint32_t tmp_pos=1;
identify_double_byte(edit, line, EDIT_IDENT_DIR_LEFT, &tmp_pos);
line->text[edit->visual.x-tmp_pos] = '\0';
edit->visual.x -= tmp_pos;
}
else if(edit->visual.x != 0)
{ /* remove current character */
char *c;
rt_uint32_t tmp_pos=1;
identify_double_byte(edit, line, EDIT_IDENT_DIR_LEFT, &tmp_pos);
/* remove character */
for(c = &line->text[edit->visual.x - tmp_pos]; c[tmp_pos] != '\0'; c++)
{
*c = c[tmp_pos];
}
*c = '\0';
edit->visual.x -= tmp_pos;
}
/* adjusted line buffer length */
if(rtgui_edit_alloc_len(edit->bzsize, line->len+2) < line->zsize)
{
line->zsize = rtgui_edit_alloc_len(edit->bzsize, line->len+1);
line->text = rt_realloc(line->text, line->zsize);
}
update_type = EDIT_UPDATE;
edit->update.start = edit->visual;
edit->update.end.x = line->len;
edit->update.end.y = edit->visual.y;
}
else if(ekbd->key == RTGUIK_UP)
{ /* move to prev line */
struct edit_line* prev_line;
if(edit->visual.y > 0)
edit->visual.y --;
else
{
/* change first row */
if(edit->upleft.y > 0)
{
edit->upleft.y --;
if(edit->first_line->prev != RT_NULL)
edit->first_line = edit->first_line->prev;
update_type = EDIT_ONDRAW;
}
}
/* The position of the recount X */
prev_line = rtgui_edit_get_line_by_index(edit, edit->upleft.y+edit->visual.y);
if(prev_line == RT_NULL)
return RT_FALSE;
if(edit->upleft.x > 0)
{
if(prev_line->len <= edit->upleft.x)
{
if(prev_line->len <= edit->col_per_page)
{
edit->upleft.x = 0;
edit->visual.x = prev_line->len;
}
else
{
edit->upleft.x = prev_line->len - (edit->col_per_page-1);
edit->visual.x = edit->col_per_page-1;
}
update_type = EDIT_ONDRAW;
}
else if(prev_line->len - edit->upleft.x < edit->col_per_page)
{
if(edit->visual.x > prev_line->len - edit->upleft.x)
edit->visual.x = prev_line->len - edit->upleft.x;
else
{
rt_uint32_t tmp_pos=0;
if(identify_double_byte(edit, line, EDIT_IDENT_DIR_LEFT, &tmp_pos))
edit->visual.x -= (2-tmp_pos);
}
}
}
else if(edit->visual.x > prev_line->len)
edit->visual.x = prev_line->len;
else if(prev_line->len >= 2)
{
rt_uint32_t tmp_pos=0;
if(identify_double_byte(edit, prev_line, EDIT_IDENT_DIR_LEFT, &tmp_pos))
edit->visual.x -= (2-tmp_pos);
}
#ifdef RTGUI_EDIT_USING_SCROLL
/* update vscroll */
if(edit->vscroll && !RTGUI_WIDGET_IS_HIDE(edit))
{
if(!RTGUI_WIDGET_IS_HIDE(edit->vscroll))
rtgui_scrollbar_set_value(edit->vscroll,edit->upleft.y);
}
#endif
}
else if(ekbd->key == RTGUIK_DOWN)
{
struct edit_line *tail_line, *next_line;
tail_line = rtgui_edit_get_line_by_index(edit, edit->upleft.y + edit->visual.y);
if(tail_line != RT_NULL)
{ /* it is tail line */
if(tail_line == edit->tail) return RT_FALSE;
}
/* move to next line */
if(edit->visual.y < edit->row_per_page - 2)
{
edit->visual.y ++;
}
else if(edit->visual.y+edit->upleft.y < edit->max_rows-1)
{
/* change first row */
edit->upleft.y++;
if(edit->first_line->next != RT_NULL)
edit->first_line = edit->first_line->next;
update_type = EDIT_ONDRAW;
}
/* adjust next line end position */
next_line = rtgui_edit_get_line_by_index(edit, edit->upleft.y+edit->visual.y);
if(next_line == RT_NULL)
return RT_FALSE;
if(edit->upleft.x > 0)
{
if(next_line->len <= edit->upleft.x)
{
if(next_line->len <= edit->col_per_page)
{
edit->upleft.x = 0;
edit->visual.x = next_line->len;
}
else
{
edit->upleft.x = next_line->len - (edit->col_per_page-1);
edit->visual.x = edit->col_per_page-1;
}
update_type = EDIT_ONDRAW;
}
else if(next_line->len - edit->upleft.x < edit->col_per_page)
{
if(edit->visual.x > next_line->len - edit->upleft.x)
edit->visual.x = next_line->len - edit->upleft.x;
else
{
rt_uint32_t tmp_pos=0;
if(identify_double_byte(edit, next_line, EDIT_IDENT_DIR_LEFT, &tmp_pos))
edit->visual.x -= (2-tmp_pos);
}
}
}
else if(edit->visual.x > next_line->len)
edit->visual.x = next_line->len;
else if(next_line->len >= 2)
{
rt_uint32_t tmp_pos=0;
if(identify_double_byte(edit, next_line, EDIT_IDENT_DIR_LEFT, &tmp_pos))
edit->visual.x -= (2-tmp_pos);
}
#ifdef RTGUI_EDIT_USING_SCROLL
/* update vscroll */
if(edit->vscroll && !RTGUI_WIDGET_IS_HIDE(edit))
{
if(!RTGUI_WIDGET_IS_HIDE(edit->vscroll))
rtgui_scrollbar_set_value(edit->vscroll,edit->upleft.y);
}
#endif
}
else if(ekbd->key == RTGUIK_LEFT)
{ /* move to prev char */
if(edit->visual.x > 0)
{
rt_uint32_t tmp_pos=1;
identify_double_byte(edit, line, EDIT_IDENT_DIR_LEFT, &tmp_pos);
edit->visual.x -= tmp_pos;
if(edit->visual.x == -1)
{
edit->visual.x = 0;
edit->upleft.x -= 1;
update_type = EDIT_ONDRAW;
}
}
else
{
if(edit->upleft.x > 0)
{
rt_uint32_t tmp_pos=1;
identify_double_byte(edit, line, EDIT_IDENT_DIR_LEFT, &tmp_pos);
edit->upleft.x -= tmp_pos;
update_type = EDIT_ONDRAW;
}
else
{
struct rtgui_event_kbd event_kbd;
struct edit_line* first_line;
first_line = rtgui_edit_get_line_by_index(edit, edit->upleft.y + edit->visual.y);
if(first_line != RT_NULL)
{ /* it is head line */
if(first_line == edit->head) return RT_FALSE;
}
/* move the caret to the prev line end */
kbd_event_set_key(&event_kbd, RTGUIK_UP);
rtgui_edit_onkey(edit, (rtgui_event_t*)&event_kbd);
kbd_event_set_key(&event_kbd, RTGUIK_END);
rtgui_edit_onkey(edit, (rtgui_event_t*)&event_kbd);
}
}
}
else if(ekbd->key == RTGUIK_RIGHT)
{ /* move to next char */
if(line->len >= edit->col_per_page)
{
if(edit->upleft.x+edit->col_per_page <= line->len)
{
if(edit->visual.x < edit->col_per_page-1)
{
rt_uint32_t tmp_pos=1;
identify_double_byte(edit, line, EDIT_IDENT_DIR_RIGHT, &tmp_pos);
edit->visual.x += tmp_pos;
}
else if(edit->visual.x == edit->col_per_page-1)
{
if(edit->upleft.x+edit->col_per_page < line->len)
edit->upleft.x ++;
else
edit->upleft.x = line->len - edit->col_per_page + 1;
update_type = EDIT_ONDRAW;
}
}
else
{
struct rtgui_event_kbd event_kbd;
/* move to next head */
kbd_event_set_key(&event_kbd, RTGUIK_DOWN);
rtgui_edit_onkey(edit, (rtgui_event_t*)&event_kbd);
kbd_event_set_key(&event_kbd, RTGUIK_HOME);
rtgui_edit_onkey(edit, (rtgui_event_t*)&event_kbd);
}
}
else
{
if(edit->visual.x < line->len)
{
rt_uint32_t tmp_pos=1;
identify_double_byte(edit, line, EDIT_IDENT_DIR_RIGHT, &tmp_pos);
edit->visual.x += tmp_pos;
}
else
{
struct rtgui_event_kbd event_kbd;
struct edit_line* tail_line;
tail_line = rtgui_edit_get_line_by_index(edit, edit->upleft.y + edit->visual.y);
if(tail_line != RT_NULL)
{ /* it is tail line */
if(tail_line == edit->tail) return RT_FALSE;
}
/* move the caret to the next line head */
kbd_event_set_key(&event_kbd, RTGUIK_DOWN);
rtgui_edit_onkey(edit, (rtgui_event_t*)&event_kbd);
kbd_event_set_key(&event_kbd, RTGUIK_HOME);
rtgui_edit_onkey(edit, (rtgui_event_t*)&event_kbd);
}
}
}
else if(ekbd->key == RTGUIK_HOME)
{ /* move cursor to line head */
edit->visual.x = 0;
if(edit->upleft.x > 0)
{
edit->upleft.x = 0;
update_type = EDIT_ONDRAW;
}
}
else if(ekbd->key == RTGUIK_END)
{ /* move cursor to line tail */
if(line->len >= edit->col_per_page)
{
edit->visual.x = edit->col_per_page - 1;
edit->upleft.x = line->len - (edit->col_per_page-1);
update_type = EDIT_ONDRAW;
}
else
edit->visual.x = line->len;
}
else if(ekbd->key == RTGUIK_TAB)
{
int space_nums;
struct rtgui_event_kbd event_kbd;
/* using spaces to replace TAB */
space_nums = edit->tabsize - (edit->upleft.x+edit->visual.x) % edit->tabsize;
while(space_nums--)
{
kbd_event_set_key(&event_kbd, RTGUIK_SPACE);
rtgui_edit_onkey(edit, (rtgui_event_t*)&event_kbd);
}
}
else if(ekbd->key == RTGUIK_PAGEUP)
{
if(edit->max_rows <= edit->row_per_page)
return RT_FALSE;
}
else if(ekbd->key == RTGUIK_PAGEDOWN)
{
if(edit->max_rows <= edit->row_per_page)
return RT_FALSE;
}
else if(ekbd->key == RTGUIK_RETURN)
{
struct edit_line *update_end_line;
struct rtgui_event_kbd event_kbd;
/* insert a new line buffer */
rtgui_edit_insert_line(edit, line, line->text + edit->upleft.x + edit->visual.x);
line->text[edit->upleft.x + edit->visual.x] = '\0';
line->len = rtgui_edit_line_strlen(line->text);
/* adjust update line end position */
if((edit->max_rows-edit->upleft.y) > edit->row_per_page)
{
update_type = EDIT_UPDATE;
edit->update.start = edit->visual;
update_end_line = rtgui_edit_get_line_by_index(edit, edit->upleft.y+edit->row_per_page-1);
if(update_end_line != RT_NULL)
{
edit->update.end.x = update_end_line->len;
edit->update.end.y = edit->upleft.y + edit->row_per_page;
}
}
else if((edit->max_rows-edit->upleft.y) < edit->row_per_page)
{
int update_end_index = rtgui_edit_get_index_by_line(edit, edit->tail);
update_type = EDIT_UPDATE;
edit->update.start = edit->visual;
edit->update.end.x = edit->tail->len;
edit->update.end.y = update_end_index;
}
/* move the caret to the next line head */
kbd_event_set_key(&event_kbd, RTGUIK_DOWN);
rtgui_edit_onkey(edit, (rtgui_event_t*)&event_kbd);
kbd_event_set_key(&event_kbd, RTGUIK_HOME);
rtgui_edit_onkey(edit, (rtgui_event_t*)&event_kbd);
}
else
{
if(isprint((unsigned char)ekbd->key))
{ /* it's may print character */
update_type = EDIT_UPDATE;
edit->update.start = edit->visual;
if(edit->flag & RTGUI_EDIT_SHIFT)
ekbd->key = query_shift_code(ekbd->key);
if(edit->flag & RTGUI_EDIT_CAPSLOCK)
ekbd->key = query_caps_code(ekbd->key);
if(line->len < line->zsize-1)
{
int ofs = edit->upleft.x + edit->visual.x;
if(edit->visual.x >= edit->col_per_page-1)
{
edit->upleft.x ++;
update_type = EDIT_ONDRAW;
}
if(ofs < line->len)
{
char* c;
for(c = &line->text[line->len]; c != &line->text[ofs]; c--)
*c = *(c-1);
}
line->text[ofs] = ekbd->key;
if(edit->visual.x < edit->col_per_page-1)
edit->visual.x ++;
line->text[line->len+1] = '\0';
line->len = rtgui_edit_line_strlen(line->text);
edit->update.end.x = line->len;
if(edit->update.end.x > edit->col_per_page)
edit->update.end.x = edit->col_per_page;
edit->update.end.y = edit->visual.y;
}
else
{ /* adjust line buffer's zone size */
line->zsize = rtgui_edit_alloc_len(edit->bzsize, line->len+1);
line->text = rt_realloc(line->text, line->zsize);
rtgui_edit_onkey(edit, event); /* reentry */
}
}
else
{
/* Is small keyboard ? */
if(edit->flag & RTGUI_EDIT_NUMLOCK)
{
if(is_small_keyboard(&ekbd->key))
rtgui_edit_onkey(edit, event);
/* small keyboard another value reserved */
}
}
}
line->len = rtgui_edit_line_strlen(line->text);
_edit_exit:
if(edit->flag & RTGUI_EDIT_CARET)
{
if(edit->caret_timer != RT_NULL)
rtgui_timer_stop(edit->caret_timer);
edit->flag &= ~RTGUI_EDIT_CARET;
rtgui_edit_draw_caret(edit);/* refresh it */
if(edit->caret_timer != RT_NULL)
rtgui_timer_start(edit->caret_timer);
}
/* re-draw edit widget */
if(update_type == EDIT_ONDRAW)
rtgui_edit_ondraw(edit);
else if(update_type == EDIT_UPDATE)
rtgui_edit_update(edit);
if(RTGUI_WIDGET_IS_FOCUSED(edit))
{
rtgui_edit_init_caret(edit, edit->visual);
edit->flag |= RTGUI_EDIT_CARET;
rtgui_edit_draw_caret(edit);
}
return RT_TRUE;
}
static void rtgui_edit_onmouse(struct rtgui_edit* edit, struct rtgui_event_mouse* emouse)
{
rtgui_rect_t rect;
RT_ASSERT(edit != RT_NULL);
RT_ASSERT(emouse != RT_NULL);
rtgui_widget_get_rect(RTGUI_WIDGET(edit), &rect);
if((rtgui_region_contains_point(&(RTGUI_WIDGET(edit)->clip), emouse->x, emouse->y, &rect) == RT_EOK))
{
rt_uint16_t x, y;
/* multiline text */
x = (emouse->x - rect.x1) / (edit->font_width);
y = (emouse->y - rect.y1) / (edit->item_height);
if((x < edit->col_per_page) && (y < edit->row_per_page))
{
if(emouse->button & RTGUI_MOUSE_BUTTON_DOWN)
{
struct edit_line *line;
rt_uint32_t tmp_pos=0;
edit->visual.x = x;
edit->visual.y = y;
line = rtgui_edit_get_line_by_index(edit, edit->upleft.y+edit->visual.y);
if(line == RT_NULL)
return;
if(edit->visual.x > line->len)
edit->visual.x = line->len;
if(edit->upleft.x > 0)
{
if(edit->upleft.x >= line->len)
edit->upleft.x = 0;
else
edit->visual.x -= edit->upleft.x;
rtgui_edit_ondraw(edit);
}
if(identify_double_byte(edit, line, EDIT_IDENT_DIR_LEFT, &tmp_pos))
edit->visual.x -= (2-tmp_pos);
if(edit->flag & RTGUI_EDIT_CARET)
{
if(edit->caret_timer != RT_NULL)
rtgui_timer_stop(edit->caret_timer);
edit->flag &= ~RTGUI_EDIT_CARET;
rtgui_edit_draw_caret(edit);
if(edit->caret_timer != RT_NULL)
rtgui_timer_start(edit->caret_timer);
}
/* set widget focus */
rtgui_widget_focus(RTGUI_WIDGET(edit));
if(RTGUI_WIDGET_IS_FOCUSED(edit))
{
rtgui_edit_init_caret(edit, edit->visual);
edit->flag |= RTGUI_EDIT_CARET;
rtgui_edit_draw_caret(edit);
}
}
else if(emouse->button & RTGUI_MOUSE_BUTTON_UP)
{
/* please add codes at here. */
}
#ifdef RTGUI_EDIT_USING_SCROLL
if(edit->vscroll && !RTGUI_WIDGET_IS_HIDE(edit))
{
if(!RTGUI_WIDGET_IS_HIDE(edit->vscroll))
rtgui_scrollbar_set_value(edit->vscroll,edit->upleft.y);
}
if(edit->hscroll && !RTGUI_WIDGET_IS_HIDE(edit))
{
if(!RTGUI_WIDGET_IS_HIDE(edit->hscroll))
rtgui_scrollbar_set_value(edit->hscroll,edit->upleft.x);
}
#endif
}
}
}
rt_bool_t rtgui_listbox_event_handler(struct rtgui_widget* widget, struct rtgui_event* event)
{
struct rtgui_listbox* box = RT_NULL;
box = RTGUI_LISTBOX(widget);
switch (event->type)
{
case RTGUI_EVENT_PAINT:
rtgui_listbox_ondraw(box);
return RT_FALSE;
case RTGUI_EVENT_RESIZE:
{
struct rtgui_event_resize* resize;
resize = (struct rtgui_event_resize*)event;
/* recalculate page items */
box->page_items = resize->h / (2 + rtgui_theme_get_selected_height());
}
break;
case RTGUI_EVENT_MOUSE_BUTTON:
{
rtgui_rect_t rect;
struct rtgui_event_mouse* emouse;
emouse = (struct rtgui_event_mouse*)event;
/* calculate selected item */
/* get physical extent information */
rtgui_widget_get_rect(widget, &rect);
rtgui_widget_rect_to_device(widget, &rect);
if ((rtgui_rect_contains_point(&rect, emouse->x, emouse->y) == RT_EOK) && (box->items_count > 0))
{
rt_uint16_t index;
index = (emouse->y - rect.y1) / (2 + rtgui_theme_get_selected_height());
/* set focus */
rtgui_widget_focus(widget);
{
struct rtgui_rect rect;
struct rtgui_dc* dc;
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(box));
if (dc != RT_NULL)
{
/* get widget rect */
rtgui_widget_get_rect(RTGUI_WIDGET(box), &rect);
/* update focus border */
rect.x2 -= 1; rect.y2 -= 1;
/* draw focused border */
if (RTGUI_WIDGET_IS_FOCUSED(RTGUI_WIDGET(box)))
rtgui_dc_draw_focus_rect(dc, &rect);
rtgui_dc_end_drawing(dc);
}
}
if ((index < box->items_count) && (index < box->page_items))
{
rt_uint16_t old_item;
old_item = box->current_item;
/* set selected item */
box->current_item = (box->current_item/box->page_items) * box->page_items + index;
if (emouse->button & RTGUI_MOUSE_BUTTON_DOWN)
{
/* down event */
rtgui_listbox_update_current(box, old_item);
}
else
{
/* up event */
if (box->on_item != RT_NULL)
{
box->on_item(RTGUI_WIDGET(box), RT_NULL);
}
}
}
}
return RT_TRUE;
}
case RTGUI_EVENT_KBD:
{
struct rtgui_event_kbd* ekbd = (struct rtgui_event_kbd*)event;
if ((ekbd->type == RTGUI_KEYDOWN) && (box->items_count > 0))
{
rt_uint16_t old_item;
old_item = box->current_item;
switch (ekbd->key)
{
case RTGUIK_LEFT:
if (box->current_item - box->page_items >= 0)
box->current_item -= box->page_items;
rtgui_listbox_update_current(box, old_item);
return RT_FALSE;
case RTGUIK_UP:
if (box->current_item > 0)
box->current_item --;
rtgui_listbox_update_current(box, old_item);
return RT_FALSE;
case RTGUIK_RIGHT:
if (box->current_item + box->page_items < box->items_count - 1)
box->current_item += box->page_items;
rtgui_listbox_update_current(box, old_item);
return RT_FALSE;
case RTGUIK_DOWN:
if (box->current_item < box->items_count - 1)
box->current_item ++;
rtgui_listbox_update_current(box, old_item);
return RT_FALSE;
case RTGUIK_RETURN:
if (box->on_item != RT_NULL)
{
box->on_item(RTGUI_WIDGET(box), RT_NULL);
}
return RT_FALSE;
default:
break;
}
}
}
return RT_FALSE;
}
/* use box event handler */
return rtgui_widget_event_handler(widget, event);
}