QtExpanderWidget
Qt ExpanderWidget for Qt 5.x
build setting: release build project
windows: copy ExpanderWidget.dll to this location: C:\Qt\Qt5.2.1\5.2.1\mingw48_32\plugins\designer
osx:
run Qt Designer and open mainwindow.ui
Qt ExpanderWidget for Qt 5.x
build setting: release build project
osx:
run Qt Designer and open mainwindow.ui