littlevgl之win 窗口控件

void demo_create(void)
{


    lv_obj_t *scr = lv_disp_get_scr_act(NULL); /* 获取当前屏幕 */

//    static lv_style_t style_head;
//    LV_WIN_STYLE_BG 背景样式，使用 style.body 属性
//    LV_WIN_STYLE_CONTENT 主页面可滚动部分的样式，使用 style.body 属性 
//    LV_WIN_STYLE_SB 滚动条的样式  
//    LV_WIN_STYLE_HEADER 头部标题栏的样式，使用 style.body 属性 
//    LV_WIN_STYLE_BTN_REL 头部按钮释放的样式  
//    LV_WIN_STYLE_BTN_PR 头部按钮按下的样式


    lv_obj_t * win=lv_win_create(scr,NULL);

    lv_style_copy(&style_head,lv_win_get_style(win,LV_WIN_STYLE_HEADER));

    style_head.body.main_color=LV_COLOR_WHITE;
    style_head.body.grad_color=LV_COLOR_BLUE;//渐变色


    //对win窗口的标题栏样式设置，其他样式依次类推
    lv_win_set_style(win,LV_WIN_STYLE_HEADER,&style_head);


    lv_win_set_title(win, "Hello Xiaohai");

    lv_obj_t *closbtn=lv_win_add_btn(win, LV_SYMBOL_CLOSE);
    lv_obj_set_event_cb(closbtn,lv_win_close_event_cb);
    lv_obj_t *setBtn=lv_win_add_btn(win, LV_SYMBOL_SETTINGS); /* 添加一个控制按钮 */
    lv_win_set_btn_size(win, 30);

    lv_win_set_sb_mode(win, LV_SB_MODE_DRAG);
    lv_win_set_layout(win, LV_LAYOUT_CENTER);
    lv_win_set_drag(win, true);

    /* 在主页面创建一个 label */
    lv_obj_t * txt = lv_label_create(win, NULL); lv_label_set_text(txt, "This is the content of the window\n\ You can add control buttons to the window header\n");


    lv_obj_t * btn = lv_btn_create(win, NULL);

    lv_obj_t *lab_btn=lv_label_create(btn,NULL);
    lv_label_set_text(lab_btn,"btn");
    lv_obj_t * btnm = lv_btnm_create(win, NULL);

}

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