#include using namespace Upp; class TestSplitter : public TopWindow { private: // pages column list ColumnList pageList; // page container StaticRect pagePane; // the splitter Splitter splitter; public: TestSplitter(); }; TestSplitter::TestSplitter() { // adds the splitter // SizePos(); Add(splitter); // setup pagelist appearance pageList.Columns(1).SizePos(); // adds the columnlist on left splitter.Horz(pageList, pagePane).SetPos(100); } GUI_APP_MAIN { Ctrl::GlobalBackPaint(); TestSplitter().Run(); }