initial versions of Tabbable object
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libs/gtkmm2ext/gtkmm2ext/tabbable.h
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libs/gtkmm2ext/gtkmm2ext/tabbable.h
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/*
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Copyright (C) 2015 Paul 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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*/
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#ifndef __gtkmm2ext_tabbable_h__
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#define __gtkmm2ext_tabbable_h__
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#include <gtkmm/bin.h>
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#include "gtkmm2ext/window_proxy.h"
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#include "gtkmm2ext/visibility.h"
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namespace Gtk {
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class Window;
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class Notebook;
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}
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namespace Gtkmm2ext {
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class VisibilityTracker;
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class LIBGTKMM2EXT_API Tabbable : public WindowProxy {
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public:
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Tabbable (Gtk::Widget&);
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~Tabbable ();
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void add_to_notebook (Gtk::Notebook& notebook, const std::string& tab_title, int position);
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Gtk::Window* get (bool create = false);
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Gtk::Window* own_window () { return get (false); }
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Gtk::Notebook* tabbed_parent ();
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virtual Gtk::Window* use_own_window ();
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bool has_own_window () const;
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bool is_tabbed () const;
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virtual void show_window ();
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bool window_visible ();
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protected:
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bool delete_event_handler (GdkEventAny *ev);
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private:
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Gtk::Widget& _contents;
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Gtk::Notebook* _parent_notebook;
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std::string _tab_title;
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int _notebook_position;
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};
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}
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#endif
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165
libs/gtkmm2ext/tabbable.cc
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165
libs/gtkmm2ext/tabbable.cc
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/*
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Copyright (C) 2015 Paul 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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*/
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#include <gtkmm/action.h>
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#include <gtkmm/notebook.h>
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#include <gtkmm/window.h>
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#include "gtkmm2ext/tabbable.h"
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#include "gtkmm2ext/visibility_tracker.h"
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using namespace Gtkmm2ext;
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using namespace Gtk;
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using std::string;
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Tabbable::Tabbable (Widget& w)
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: _contents (w)
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{
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}
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Tabbable::~Tabbable ()
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{
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if (_window) {
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delete _window;
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_window = 0;
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}
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}
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void
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Tabbable::add_to_notebook (Notebook& notebook, const string& tab_title, int position)
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{
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notebook.insert_page (_contents, tab_title, position, false);
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notebook.set_tab_detachable (_contents);
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_parent_notebook = ¬ebook;
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_tab_title = tab_title;
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_notebook_position = position;
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}
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Window*
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Tabbable::use_own_window ()
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{
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return get (true);
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}
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bool
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Tabbable::window_visible ()
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{
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if (!own_window()) {
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return false;
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}
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return visible();
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}
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Window*
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Tabbable::get (bool create)
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{
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if (_window) {
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return _window;
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}
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if (!create) {
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return 0;
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}
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if ((_window = new Window (WINDOW_TOPLEVEL)) == 0) {
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return 0;
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}
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/* allow parent window to become the key focus window */
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_window->set_flags (CAN_FOCUS);
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return _window;
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}
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void
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Tabbable::show_window ()
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{
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Window* toplevel = dynamic_cast<Window*> (_contents.get_toplevel());
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if (toplevel == _window) {
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_window->present ();
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}
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if (!_visible) { /* was hidden, update status */
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set_pos_and_size ();
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}
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if (toplevel != _window) {
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/* not in its own window, just switch parent notebook to show
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this Tabbable.
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*/
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if (_parent_notebook) {
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_parent_notebook->set_current_page (_notebook_position);
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}
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}
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}
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bool
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Tabbable::delete_event_handler (GdkEventAny *ev)
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{
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Window* toplevel = dynamic_cast<Window*> (_contents.get_toplevel());
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if (_window == toplevel) {
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/* unpack Tabbable from parent, put it back in the main tabbed
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* notebook
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*/
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save_pos_and_size ();
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_contents.get_parent()->remove (_contents);
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/* leave the window around */
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_window->hide ();
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if (_parent_notebook) {
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_parent_notebook->insert_page (_contents, _tab_title, _notebook_position);
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_parent_notebook->set_tab_detachable (_contents);
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}
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show_all ();
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/* don't let anything else handle this */
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return true;
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}
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/* nothing to do */
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return false;
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}
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bool
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Tabbable::is_tabbed () const
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{
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Window* toplevel = (Window*) _contents.get_toplevel();
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if (_window && (toplevel == _window)) {
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return false;
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}
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if (_parent_notebook) {
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return true;
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}
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return false;
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}
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