167 lines
4.8 KiB
C++
167 lines
4.8 KiB
C++
// -*- c++ -*-
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/* $Id$ */
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/*
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*
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* Copyright 2003 The gtkmm Development Team
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <gtkmm/comboboxtext.h>
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#include <gtkmm/liststore.h>
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#include <gtkmm/cellrenderertext.h>
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#include <gtk/gtkcombobox.h>
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#include <gtk/gtkcelllayout.h>
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namespace Gtk
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{
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ComboBoxText::ComboBoxText()
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{
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set_model( Gtk::ListStore::create(m_text_columns) );
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pack_start(m_text_columns.m_column);
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}
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ComboBoxText::ComboBoxText(GtkComboBox* castitem)
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: Gtk::ComboBox(castitem)
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{
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set_model( Gtk::ListStore::create(m_text_columns) );
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pack_start(m_text_columns.m_column);
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}
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void ComboBoxText::append_text(const Glib::ustring& text)
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{
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//We can not use gtk_combo_box_append_text() here, because that can only be used if gtk_combo_box_new_text() has been used.
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//Ideally, we would just store the ListStore as a member variable, but we forgot to do that and not it would break the ABI.
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Glib::RefPtr<Gtk::TreeModel> model = get_model();
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Glib::RefPtr<Gtk::ListStore> list_model = Glib::RefPtr<ListStore>::cast_dynamic(model);
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if(list_model)
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{
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Gtk::TreeModel::iterator iter = list_model->append();
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Gtk::TreeModel::Row row = *iter;
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row[m_text_columns.m_column] = text;
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}
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}
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void ComboBoxText::insert_text(int position, const Glib::ustring& text)
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{
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//TODO: We should not use gtk_combo_box_insert_text() here, because that can only be used if gtk_combo_box_new_text() has been used.
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gtk_combo_box_insert_text(gobj(), position, text.c_str());
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}
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void ComboBoxText::prepend_text(const Glib::ustring& text)
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{
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//We can not use gtk_combo_box_prepend_text() here, because that can only be used if gtk_combo_box_new_text() has been used.
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//Ideally, we would just store the ListStore as a member variable, but we forgot to do that and not it would break the ABI.
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Glib::RefPtr<Gtk::TreeModel> model = get_model();
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Glib::RefPtr<Gtk::ListStore> list_model = Glib::RefPtr<ListStore>::cast_dynamic(model);
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if(list_model)
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{
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Gtk::TreeModel::iterator iter = list_model->prepend();
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Gtk::TreeModel::Row row = *iter;
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row[m_text_columns.m_column] = text;
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}
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}
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Glib::ustring ComboBoxText::get_active_text() const
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{
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//We can not use gtk_combobox_get_active_text() here, because that can only be used if gtk_combo_box_new_text() has been used.
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Glib::ustring result;
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//Get the active row:
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TreeModel::iterator active_row = get_active();
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if(active_row)
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{
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Gtk::TreeModel::Row row = *active_row;
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result = row[m_text_columns.m_column];
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}
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return result;
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}
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//deprecated.
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void ComboBoxText::clear()
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{
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clear_items();
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}
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void ComboBoxText::clear_items()
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{
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//Ideally, we would just store the ListStore as a member variable, but we forgot to do that and not it would break the ABI.
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Glib::RefPtr<Gtk::TreeModel> model = get_model();
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Glib::RefPtr<Gtk::ListStore> list_model = Glib::RefPtr<ListStore>::cast_dynamic(model);
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if(list_model)
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list_model->clear();
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}
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void ComboBoxText::remove_text(const Glib::ustring& text)
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{
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//Ideally, we would just store the ListStore as a member variable, but we forgot to do that and not it would break the ABI.
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Glib::RefPtr<Gtk::TreeModel> model = get_model();
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Glib::RefPtr<Gtk::ListStore> list_model = Glib::RefPtr<ListStore>::cast_dynamic(model);
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//Look for the row with this text, and remove it:
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if(list_model)
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{
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for(Gtk::TreeModel::iterator iter = list_model->children().begin(); iter != list_model->children().end(); ++iter)
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{
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const Glib::ustring& this_text = (*iter)[m_text_columns.m_column];
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if(this_text == text)
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{
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list_model->erase(iter);
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return; //success
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}
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}
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}
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}
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void ComboBoxText::set_active_text(const Glib::ustring& text)
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{
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//Look for the row with this text, and activate it:
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Glib::RefPtr<Gtk::TreeModel> model = get_model();
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if(model)
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{
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for(Gtk::TreeModel::iterator iter = model->children().begin(); iter != model->children().end(); ++iter)
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{
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const Glib::ustring& this_text = (*iter)[m_text_columns.m_column];
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if(this_text == text)
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{
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set_active(iter);
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return; //success
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}
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}
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}
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//Not found, so mark it as blank:
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unset_active();
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}
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} // namespace Gtk
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