Function LoadEditorStateFromIniString

imnodes.cpp:3079–3136

}

void LoadEditorStateFromIniString(
    ImNodesEditorContext* const editor_ptr,
    const char* const           data,
    const size_t                data_size)
{
    if (data_size == 0u)
    {
        return;
    }

    ImNodesEditorContext& editor = editor_ptr == NULL ? EditorContextGet() : *editor_ptr;

    char*       buf = (char*)ImGui::MemAlloc(data_size + 1);
    const char* buf_end = buf + data_size;
    memcpy(buf, data, data_size);
    buf[data_size] = 0;

    void (*line_handler)(ImNodesEditorContext&, const char*);
    line_handler = NULL;
    char* line_end = NULL;
    for (char* line = buf; line < buf_end; line = line_end + 1)
    {
        while (*line == '\n' || *line == '\r')
        {
            line++;
        }
        line_end = line;
        while (line_end < buf_end && *line_end != '\n' && *line_end != '\r')
        {
            line_end++;
        }
        line_end[0] = 0;

        if (*line == ';' || *line == '\0')
        {
            continue;
        }

        if (line[0] == '[' && line_end[-1] == ']')
        {
            line_end[-1] = 0;
            if (strncmp(line + 1, "node", 4) == 0)
            {
                line_handler = NodeLineHandler;
            }
            else if (strcmp(line + 1, "editor") == 0)
            {
                line_handler = EditorLineHandler;
            }
        }

        if (line_handler != NULL)
        {
            line_handler(editor, line);
        }
    }
    ImGui::MemFree(buf);
}