struct rtgui_checkbox* rtgui_checkbox_create(const char* text, rt_bool_t checked)
{
struct rtgui_checkbox* box;
box = (struct rtgui_checkbox*) rtgui_widget_create (RTGUI_CHECKBOX_TYPE);
if (box != RT_NULL)
{
rtgui_rect_t rect;
/* set default rect */
rtgui_font_get_metrics(rtgui_font_default(), text, &rect);
rect.x2 += RTGUI_BORDER_DEFAULT_WIDTH + 5 + (RTGUI_BORDER_DEFAULT_WIDTH << 1);
rect.y2 += (RTGUI_BORDER_DEFAULT_WIDTH << 1);
rtgui_widget_set_rect(RTGUI_WIDGET(box), &rect);
rtgui_label_set_text(RTGUI_LABEL(box), text);
if (checked == RT_TRUE)
box->status_down = RTGUI_CHECKBOX_STATUS_CHECKED;
else
box->status_down = RTGUI_CHECKBOX_STATUS_UNCHECKED;
}
return box;
}
rt_bool_t rtgui_label_event_handler(struct rtgui_object *object, struct rtgui_event* event)
{
struct rtgui_label *label;
RTGUI_WIDGET_EVENT_HANDLER_PREPARE
label = RTGUI_LABEL(object);
switch (event->type)
{
case RTGUI_EVENT_PAINT:
rtgui_theme_draw_label(label);
break;
default:
return rtgui_widget_event_handler(object, event);
}
return RT_FALSE;
}
rtgui_button_t* rtgui_button_create(const char* text)
{
struct rtgui_button* btn;
btn = (struct rtgui_button*) rtgui_widget_create (RTGUI_BUTTON_TYPE);
if (btn != RT_NULL)
{
rtgui_rect_t rect;
/* set default rect */
rtgui_font_get_metrics(rtgui_font_default(), text, &rect);
rect.x2 += (RTGUI_BORDER_DEFAULT_WIDTH << 1);
rect.y2 += (RTGUI_BORDER_DEFAULT_WIDTH << 1);
rtgui_widget_set_rect(RTGUI_WIDGET(btn), &rect);
rtgui_label_set_text(RTGUI_LABEL(btn), text);
}
return btn;
}
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);
}
