/* Copyright (C) 1999 Paul Barton-Davis This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. $Id: textviewer.cc,v 1.5 2004/05/19 14:30:29 pauld Exp $ */ #include <string> #include <fstream> #include <gdk/gdk.h> #include <gtkmmext/textviewer.h> #include "i18n.h" using namespace std; using namespace Gtkmmext; TextViewer::TextViewer (size_t xsize, size_t ysize) : Gtk::Window (GTK_WINDOW_TOPLEVEL), Transmitter (Transmitter::Info), /* channel arg is irrelevant */ dismiss (_("Close")) { set_usize (xsize, ysize); set_title ("Text Viewer"); set_name ("TextViewer"); set_policy (TRUE, TRUE, FALSE); set_border_width (0); vbox1.set_homogeneous (false); vbox1.set_spacing (0); add (vbox1); vbox1.show (); vbox2.set_homogeneous (false); vbox2.set_spacing (10); //vbox2.set_border_width (10); vbox1.pack_start (vbox2, true, true, 0); vbox2.show (); vbox2.pack_start (scrollwin, TRUE, TRUE, 0); scrollwin.set_policy (GTK_POLICY_NEVER, GTK_POLICY_ALWAYS); scrollwin.show (); etext.set_editable (false); etext.set_word_wrap (true); scrollwin.add (etext); etext.show (); vbox1.pack_start (dismiss, false, false, 0); dismiss.show (); dismiss.released.connect(hide.slot()); } void TextViewer::insert_file (const string &path) { char buf[1024]; ifstream f (path.c_str()); Gtk::Text_Helpers::Context context; if (!f) { return; } etext.freeze (); while (f) { f.read (buf, sizeof (buf)); if (f.gcount()) { buf[f.gcount()] = '\0'; string foo (buf); etext.insert (context, foo); } } etext.thaw (); } void TextViewer::scroll_to_bottom () { GtkAdjustment *adj; adj = (GtkAdjustment *) scrollwin.get_vadjustment()->gtkobj(); gtk_adjustment_set_value (adj, MAX(0,(adj->upper - adj->page_size))); } void TextViewer::deliver () { char buf[1024]; Gtk::Text_Helpers::Context context; while (!eof()) { read (buf, sizeof (buf)); buf[gcount()] = '\0'; string foo (buf); etext.insert (context, foo); } scroll_to_bottom (); clear (); }