128 lines
2.7 KiB
C++
128 lines
2.7 KiB
C++
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/*
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Copyright (C) 1999 Paul Barton-Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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$Id$
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*/
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#include <string>
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#include <fstream>
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#include <gtkmm2ext/textviewer.h>
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#include "i18n.h"
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using namespace std;
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using namespace Gtkmm2ext;
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using namespace sigc;
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TextViewer::TextViewer (size_t xsize, size_t ysize) :
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Gtk::Window (Gtk::WINDOW_TOPLEVEL),
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Transmitter (Transmitter::Info), /* channel arg is irrelevant */
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dismiss (_("Close"))
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{
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set_size_request (xsize, ysize);
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set_title ("Text Viewer");
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set_name ("TextViewer");
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set_resizable (true);
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set_border_width (0);
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vbox1.set_homogeneous (false);
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vbox1.set_spacing (0);
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add (vbox1);
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vbox1.show ();
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vbox2.set_homogeneous (false);
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vbox2.set_spacing (10);
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//vbox2.set_border_width (10);
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vbox1.pack_start (vbox2, true, true, 0);
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vbox2.show ();
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vbox2.pack_start (scrollwin, TRUE, TRUE, 0);
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scrollwin.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_ALWAYS);
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scrollwin.show ();
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etext.set_editable (false);
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etext.set_wrap_mode (Gtk::WRAP_WORD);
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scrollwin.add (etext);
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etext.show ();
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vbox1.pack_start (dismiss, false, false, 0);
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dismiss.show ();
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dismiss.signal_clicked().connect(mem_fun (*this, &TextViewer::signal_released_handler));
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}
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void
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TextViewer::signal_released_handler()
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{
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hide();
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}
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void
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TextViewer::insert_file (const string &path)
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{
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char buf[1024];
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ifstream f (path.c_str());
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if (!f) {
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return;
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}
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Glib::RefPtr<Gtk::TextBuffer> tb (etext.get_buffer());
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tb->begin_user_action();
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while (f) {
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f.read (buf, sizeof (buf));
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if (f.gcount()) {
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buf[f.gcount()] = '\0';
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string foo (buf);
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tb->insert (tb->end(), foo);
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}
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}
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tb->end_user_action();
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}
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void
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TextViewer::scroll_to_bottom ()
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{
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Gtk::Adjustment *adj;
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adj = scrollwin.get_vadjustment();
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adj->set_value (MAX(0,(adj->get_upper() - adj->get_page_size())));
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}
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void
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TextViewer::deliver ()
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{
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char buf[1024];
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Glib::RefPtr<Gtk::TextBuffer> tb (etext.get_buffer());
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while (!eof()) {
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read (buf, sizeof (buf));
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buf[gcount()] = '\0';
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string foo (buf);
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tb->insert (tb->end(), foo);
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}
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scroll_to_bottom ();
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clear ();
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}
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