1 /**
2 * \brief A desktop dock pane to dock dialogs.
3 *
4 * Author:
5 * Gustav Broberg <broberg@kth.se>
6 *
7 * Copyright (C) 2007 Authors
8 *
9 * Released under GNU GPL. Read the file 'COPYING' for more information.
10 */
12 #include "inkscape.h"
13 #include "desktop.h"
15 #include "dock.h"
17 namespace Inkscape {
18 namespace UI {
19 namespace Widget {
21 namespace {
23 void hideCallback(GtkObject *object, gpointer dock_ptr)
24 {
25 g_return_if_fail( dock_ptr != NULL );
27 Dock *dock = (Dock *)dock_ptr;
28 dock->hide();
29 }
31 void unhideCallback(GtkObject *object, gpointer dock_ptr)
32 {
33 g_return_if_fail( dock_ptr != NULL );
35 Dock *dock = (Dock *)dock_ptr;
36 dock->show();
37 }
39 }
41 const int Dock::_default_empty_width = 0;
42 const int Dock::_default_dock_bar_width = 36;
45 Dock::Dock(Gtk::Orientation orientation)
46 : _gdl_dock (GDL_DOCK (gdl_dock_new())),
47 _gdl_dock_bar (GDL_DOCK_BAR (gdl_dock_bar_new(GDL_DOCK(_gdl_dock)))),
48 _scrolled_window (Gtk::manage(new Gtk::ScrolledWindow))
49 {
50 gdl_dock_bar_set_orientation(_gdl_dock_bar, static_cast<GtkOrientation>(orientation));
52 switch (orientation) {
53 case Gtk::ORIENTATION_VERTICAL:
54 _dock_box = Gtk::manage(new Gtk::HBox());
55 _paned = Gtk::manage(new Gtk::VPaned());
56 break;
57 case Gtk::ORIENTATION_HORIZONTAL:
58 _dock_box = Gtk::manage(new Gtk::VBox());
59 _paned = Gtk::manage(new Gtk::HPaned());
60 }
62 _scrolled_window->add(*_dock_box);
63 _scrolled_window->set_policy(Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
65 _paned->pack1(*Glib::wrap(GTK_WIDGET(_gdl_dock)), false, false);
66 _paned->pack2(_filler, true, false);
68 _dock_box->pack_start(*_paned, Gtk::PACK_EXPAND_WIDGET);
69 _dock_box->pack_end(*Gtk::manage(Glib::wrap(GTK_WIDGET(_gdl_dock_bar))), Gtk::PACK_SHRINK);
70 _dock_box->get_parent()->set_resize_mode(Gtk::RESIZE_PARENT);
72 _scrolled_window->set_size_request(0);
74 g_object_set (GDL_DOCK_OBJECT(_gdl_dock)->master,
75 "switcher-style", GDL_SWITCHER_STYLE_BOTH,
76 NULL);
78 g_signal_connect(G_OBJECT(INKSCAPE), "dialogs_hide", G_CALLBACK(hideCallback), (void *)this);
79 g_signal_connect(G_OBJECT(INKSCAPE), "dialogs_unhide", G_CALLBACK(unhideCallback), (void *)this);
81 signal_layout_changed().connect(sigc::mem_fun(*this, &Inkscape::UI::Widget::Dock::_onLayoutChanged));
82 }
84 Dock::~Dock()
85 {
86 g_free(_gdl_dock);
87 g_free(_gdl_dock_bar);
88 }
90 void
91 Dock::addItem(DockItem& item, DockItem::Placement placement)
92 {
93 _dock_items.push_back(&item);
94 gdl_dock_add_item(_gdl_dock, GDL_DOCK_ITEM(item.gobj()), (GdlDockPlacement)placement);
96 // FIXME: This is a hack to prevent the dock from expanding the main window, this can't be done
97 // initially as the paned doesn't exist.
98 if (Gtk::Paned *paned = getParentPaned())
99 paned->set_resize_mode(Gtk::RESIZE_QUEUE);
100 }
102 Gtk::Widget&
103 Dock::getWidget()
104 {
105 return *_scrolled_window;
106 }
108 Gtk::Paned *
109 Dock::getParentPaned()
110 {
111 g_return_val_if_fail(_dock_box, 0);
112 Gtk::Container *parent = getWidget().get_parent();
113 return (parent != 0 ? dynamic_cast<Gtk::Paned *>(parent) : 0);
114 }
117 Gtk::Paned *
118 Dock::getPaned()
119 {
120 return _paned;
121 }
124 bool
125 Dock::isEmpty() const
126 {
127 std::list<const DockItem *>::const_iterator
128 i = _dock_items.begin(),
129 e = _dock_items.end();
131 for (; i != e; ++i)
132 if ((*i)->getState() == DockItem::DOCKED_STATE)
133 return false;
135 return true;
136 }
138 bool
139 Dock::hasIconifiedItems() const
140 {
141 std::list<const DockItem *>::const_iterator
142 i = _dock_items.begin(),
143 e = _dock_items.end();
145 for (; i != e; ++i)
146 if ((*i)->isIconified())
147 return true;
149 return false;
150 }
152 void
153 Dock::hide()
154 {
155 getWidget().hide();
156 }
158 void
159 Dock::show()
160 {
161 getWidget().show();
162 }
164 void
165 Dock::toggleDockable(int width, int height)
166 {
167 static int prev_horizontal_position, prev_vertical_position;
169 Gtk::Paned *parent_paned = getParentPaned();
171 if (width > 0 && height > 0) {
172 prev_horizontal_position = parent_paned->get_position();
173 prev_vertical_position = _paned->get_position();
175 if (getWidget().get_width() < width)
176 parent_paned->set_position(parent_paned->get_width() - width);
178 if (_paned->get_position() < height)
179 _paned->set_position(height);
181 } else {
182 parent_paned->set_position(prev_horizontal_position);
183 _paned->set_position(prev_vertical_position);
184 }
186 }
188 Glib::SignalProxy0<void>
189 Dock::signal_layout_changed()
190 {
191 return Glib::SignalProxy0<void>(Glib::wrap(GTK_WIDGET(_gdl_dock)),
192 &_signal_layout_changed_proxy);
193 }
195 void
196 Dock::_onLayoutChanged()
197 {
198 if (isEmpty()) {
200 if (hasIconifiedItems())
201 _scrolled_window->set_size_request(_default_dock_bar_width);
202 else
203 _scrolled_window->set_size_request(_default_empty_width);
205 getParentPaned()->set_position(INT_MAX);
206 } else {
207 _scrolled_window->set_size_request(-1);
208 }
209 }
212 const Glib::SignalProxyInfo
213 Dock::_signal_layout_changed_proxy =
214 {
215 "layout-changed",
216 (GCallback) &Glib::SignalProxyNormal::slot0_void_callback,
217 (GCallback) &Glib::SignalProxyNormal::slot0_void_callback
218 };
221 } // namespace Widget
222 } // namespace UI
223 } // namespace Inkscape
226 /*
227 Local Variables:
228 mode:c++
229 c-file-style:"stroustrup"
230 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
231 indent-tabs-mode:nil
232 fill-column:99
233 End:
234 */
235 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99