GetText
void GetText(int32 offset, int32 length,
status_t GetText(const char* request, size_t requestLength, char** response, size_t* responseLength);
GetText(start, end - start,
GetText(start, end - start, fYankBuffer);
GetText(lineStart, textLength, text);
window->fContentView->TextView()->GetText(start, finish - start, text);
fLoggingView->GetText(start, end - start, buffData);
GetText(index, range, buffer);
v->GetText(2, 11, buffer);