LV_SYMBOL_OK: 应用. LV_SYMBOL_CLOSE: 关闭. LV_SYMBOL_BACKSPACE: 从左侧删除。 LV_SYMBOL_LEFT: 向左移动光标。 LV_SYMBOL_RIGHT: 向右移动光标。 “ABC”: 加载大写键盘。 “abc”: 加载小写键盘。 “Enter”: 换行. 事件 除了 通用事件 ,键盘还支持以下 特殊事件 : LV_EVENT_VALUE_CHANGED:按下/...
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There is a code for creating and deleting a list of radio stations, which works great when using a touchscreen. lv_obj_t *ListStation; static bool liststation = false; static void event_list(lv_event_t *e) { lv_event_code_t code = lv_eve...
Changes the Cmd.exe command prompt. If used without parameters,promptresets the command prompt to the default setting, which is the current drive letter and directory followed by the greater than symbol (>). For examples of how to use this command, seeExamples. ...
If preceded by the @ symbol, the literal is a verbatim string. Declaring a verbatim string means that any escape sequences are ignored, except that two quotation mark characters are interpreted as one quotation mark character. Triple Quoted Strings ...
Ctrl+Alt+Shift+N Go to symbol Alt+Right/Left 左右切换 Tab F12 回到上一个打开的窗口 Esc 焦点回到编辑器 Shift+Esc 隐藏打开的视图 Ctrl+Shift+F4 关闭当前 Tab Ctrl+G 跳刀指定行 Ctrl+E 显示最近打开的文件 Ctrl+Alt+Left 跳到光标的上一个位置 Ctrl+Alt+Right 跳到光标的下一个位置 Ctrl+Shift+...
staticvoidbtnm_event_handler(lv_event_t*e){lv_obj_t*obj=lv_event_get_target(e);lv_obj_t*ta=lv_event_get_user_data(e);constchar*txt=lv_btnmatrix_get_btn_text(obj,lv_btnmatrix_get_selected_btn(obj));if(strcmp(txt,LV_SYMBOL_BACKSPACE)==0){lv_textarea_del_char(ta);}elseif(st...
Error LNK2001 unresolved external symbol img_lv_demo_music_cover_1 lv_sim_visual_studio_sdl C:\Users\mikef\source\repos\lv_sim_visual_studio_sdl\visual_studio_2017_sdl\lv_ex_img_3.obj 1 This could be fixed in a number of ways but I'm not sure what the vision for lv_ex_img_3 wa...
Key code constant: Symbol modifier key. Used to enter alternate symbols. Sysrq 120 Key code constant: System Request / Print Screen key. SystemNavigationDown 281 SystemNavigationLeft 282 SystemNavigationRight 283 SystemNavigationUp 280 T 48 Key code constant: 'T' key. Tab 61 Key code co...
$b | (Pipe symbol) $_ ENTER-LINEFEED $e ANSI escape code (code 27) $h Backspace (to delete a character that has been written to the command line) $a & (Ampersand) $c ( (Left parenthesis) $f ) (Right parenthesis) $s Space When command extensions are enabled the prompt command ...