cvCreateButton     93 modules/highgui/include/opencv2/highgui/highgui_c.h CVAPI(int) cvCreateButton( const char* button_name CV_DEFAULT(NULL),CvButtonCallback on_change CV_DEFAULT(NULL), void* userdata CV_DEFAULT(NULL) , int button_type CV_DEFAULT(CV_PUSH_BUTTON), int initial_button_state CV_DEFAULT(0));
cvCreateButton    429 modules/highgui/src/window.cpp     return cvCreateButton(button_name.c_str(), on_change, userdata, button_type , initial_button_state );