Create New Text View
GtkWidget *txtMyTextBox;
GtkTextBuffer *tbMyTextBox;
txtMyTextBox = gtk_text_view_new();
tbMyTextBox = gtk_text_view_get_buffer (GTK_TEXT_VIEW (txtMyTextBox));
gtk_widget_set_size_request(txtMyTextBox, 200, 20);
gtk_fixed_put(GTK_FIXED(fixed), txtMyTextBox, 100, 100); //x, y from top left
gtk_text_buffer_set_text (tbMyTextBox, "Hello", -1);
