void Error(const char *location, const char *msgfmt,...)
Use this function in case an error occurred.
void Warning(const char *location, const char *msgfmt,...)
Use this function in warning situations.
A TGTextView is a text viewer widget.
virtual void AddLine(const char *string)
Add a line of text to the view widget.
virtual FILE * TempFileName(TString &base, const char *dir=nullptr, const char *suffix=nullptr)
Create a secure temporary file by appending a unique 6 letter string to base.
virtual Int_t RedirectOutput(const char *name, const char *mode="a", RedirectHandle_t *h=nullptr)
Redirect standard output (stdout, stderr) to the specified file.