Jump to a symbol's definition or declaration, or open the included file at the cursor position using (F12).
When the cursor is at position 1(main.h) and pressing(F12) will open the file main.h.
When the cursor is at position 2(str_buf) and pressing(F12) will jump to line 8.
When the cursor is at postion 3(g_step) and pressing(F12) will jump to line 10.
When you browse the code, the location information is automatically recorded. You can use the go back(F11) and go forward(Ctrl + F11) buttons to navigate between codes.
If the symbol has multiple definitions, the multiple definitions will be displayed in the Find Symbol and File window. You can double-click the selected item to jump to the corresponding location.