CHANGES IN FLTK 1.1.9 Improved color contrast in secondary selection blocks of Fl_Text_Display (STR #1917) Fixed regression in callback handling (STR #1918) Fixed wrong relative path when absolute path has a trailing slash in fl_filename_relative (S

ｆｌtk 安装编译时所需要的库文件，ｇｓｌ,版本不要太高，否则容易出错

Contents Foreword i Preface iii Who This Book Is For . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iv Online Resources . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iv Acknowledgements . . . . . . . . . . .

Contents Foreword i Preface iii Who This Book Is For . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iv Online Resources . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iv Acknowledgements . . . . . . . . . . .