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Diffstat (limited to '')
| -rw-r--r-- | src/ui/widget/dock.cpp | 305 |
1 files changed, 305 insertions, 0 deletions
diff --git a/src/ui/widget/dock.cpp b/src/ui/widget/dock.cpp new file mode 100644 index 0000000..9720296 --- /dev/null +++ b/src/ui/widget/dock.cpp @@ -0,0 +1,305 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/** + * @file + * A desktop dock pane to dock dialogs. + */ +/* Author: + * Gustav Broberg <broberg@kth.se> + * + * Copyright (C) 2007 Authors + * + * Released under GNU GPL v2+, read the file 'COPYING' for more information. + */ + +#ifdef HAVE_CONFIG_H +# include "config.h" // only include where actually required! +#endif + +#include "dock.h" +#include "inkscape.h" +#include "preferences.h" +#include "desktop.h" + +#include <gtkmm/adjustment.h> +#include <gtkmm/paned.h> +#include <gtkmm/scrolledwindow.h> + +namespace Inkscape { +namespace UI { +namespace Widget { + +namespace { + +void hideCallback(GObject * /*object*/, gpointer dock_ptr) +{ + g_return_if_fail( dock_ptr != nullptr ); + + Dock *dock = static_cast<Dock *>(dock_ptr); + dock->hide(); +} + +void unhideCallback(GObject * /*object*/, gpointer dock_ptr) +{ + g_return_if_fail( dock_ptr != nullptr ); + + Dock *dock = static_cast<Dock *>(dock_ptr); + dock->show(); +} + +} + +const int Dock::_default_empty_width = 0; +const int Dock::_default_dock_bar_width = 36; + + +Dock::Dock(Gtk::Orientation orientation) + : _gdl_dock(gdl_dock_new()), +#if WITH_GDL_3_6 + _gdl_dock_bar(GDL_DOCK_BAR(gdl_dock_bar_new(G_OBJECT(_gdl_dock)))), +#else + _gdl_dock_bar(GDL_DOCK_BAR(gdl_dock_bar_new(GDL_DOCK(_gdl_dock)))), +#endif + _scrolled_window (Gtk::manage(new Gtk::ScrolledWindow)) +{ + gtk_widget_set_name(_gdl_dock, "GdlDock"); + +#if WITH_GDL_3_6 + gtk_orientable_set_orientation(GTK_ORIENTABLE(_gdl_dock_bar), + static_cast<GtkOrientation>(orientation)); +#else + gdl_dock_bar_set_orientation(_gdl_dock_bar, + static_cast<GtkOrientation>(orientation)); +#endif + + _filler.set_name("DockBoxFiller"); + + _paned = Gtk::manage(new Gtk::Paned(orientation)); + _paned->set_name("DockBoxPane"); + _paned->pack1(*Glib::wrap(GTK_WIDGET(_gdl_dock)), false, false); + _paned->pack2(_filler, true, false); + // resize, shrink + + _dock_box = Gtk::manage(new Gtk::Box(orientation == Gtk::ORIENTATION_HORIZONTAL ? + Gtk::ORIENTATION_VERTICAL : Gtk::ORIENTATION_HORIZONTAL)); + _dock_box->set_name("DockBox"); + _dock_box->pack_start(*_paned, Gtk::PACK_EXPAND_WIDGET); + _dock_box->pack_end(*Gtk::manage(Glib::wrap(GTK_WIDGET(_gdl_dock_bar))), Gtk::PACK_SHRINK); + + _scrolled_window->set_name("DockScrolledWindow"); + _scrolled_window->add(*_dock_box); + _scrolled_window->set_policy(Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC); + _scrolled_window->set_size_request(0); + + Inkscape::Preferences *prefs = Inkscape::Preferences::get(); + GdlSwitcherStyle gdl_switcher_style = + static_cast<GdlSwitcherStyle>(prefs->getIntLimited("/options/dock/switcherstyle", + GDL_SWITCHER_STYLE_BOTH, 0, 4)); + + GdlDockMaster* master = nullptr; + + g_object_get(GDL_DOCK_OBJECT(_gdl_dock), + "master", &master, + NULL); + + g_object_set(master, + "switcher-style", gdl_switcher_style, + NULL); + + GdlDockBarStyle gdl_dock_bar_style = + static_cast<GdlDockBarStyle>(prefs->getIntLimited("/options/dock/dockbarstyle", + GDL_DOCK_BAR_BOTH, 0, 3)); + + gdl_dock_bar_set_style(_gdl_dock_bar, gdl_dock_bar_style); + + + INKSCAPE.signal_dialogs_hide.connect(sigc::mem_fun(*this, &Dock::hide)); + INKSCAPE.signal_dialogs_unhide.connect(sigc::mem_fun(*this, &Dock::show)); + + g_signal_connect(_paned->gobj(), "button-press-event", G_CALLBACK(_on_paned_button_event), (void *)this); + g_signal_connect(_paned->gobj(), "button-release-event", G_CALLBACK(_on_paned_button_event), (void *)this); + + signal_layout_changed().connect(sigc::mem_fun(*this, &Inkscape::UI::Widget::Dock::_onLayoutChanged)); +} + +Dock::~Dock() +{ + g_free(_gdl_dock); + g_free(_gdl_dock_bar); +} + +void Dock::addItem(DockItem& item, GdlDockPlacement placement) +{ + _dock_items.push_back(&item); + + gdl_dock_add_item(GDL_DOCK(_gdl_dock), + GDL_DOCK_ITEM(item.gobj()), + placement); +} + +Gtk::Widget &Dock::getWidget() +{ + return *_scrolled_window; +} + +Gtk::Paned *Dock::getParentPaned() +{ + g_return_val_if_fail(_dock_box, 0); + Gtk::Container *parent = getWidget().get_parent(); + return (parent != nullptr ? dynamic_cast<Gtk::Paned *>(parent) : nullptr); +} + + +Gtk::Paned *Dock::getPaned() +{ + return _paned; +} + +GtkWidget *Dock::getGdlWidget() +{ + return GTK_WIDGET(_gdl_dock); +} + +bool Dock::isEmpty() const +{ + std::list<const DockItem *>::const_iterator + i = _dock_items.begin(), + e = _dock_items.end(); + + for (; i != e; ++i) { + if ((*i)->getState() == DockItem::DOCKED_STATE) { + return false; + } + } + + return true; +} + +bool Dock::hasIconifiedItems() const +{ + std::list<const DockItem *>::const_iterator + i = _dock_items.begin(), + e = _dock_items.end(); + + for (; i != e; ++i) { + if ((*i)->isIconified()) { + return true; + } + } + + return false; +} + +void Dock::hide() +{ + getWidget().hide(); +} + +void Dock::show() +{ + getWidget().show(); +} + +void Dock::toggleDockable(int width, int height) +{ + static int prev_horizontal_position, prev_vertical_position; + + Gtk::Paned *parent_paned = getParentPaned(); + + if (width > 0 && height > 0) { + prev_horizontal_position = parent_paned->get_position(); + prev_vertical_position = _paned->get_position(); + + if (getWidget().get_width() < width) + parent_paned->set_position(parent_paned->get_width() - width); + + if (_paned->get_position() < height) + _paned->set_position(height); + + } else { + parent_paned->set_position(prev_horizontal_position); + _paned->set_position(prev_vertical_position); + } +} + +void Dock::scrollToItem(DockItem& item) +{ + int item_x, item_y; + item.getWidget().translate_coordinates(getWidget(), 0, 0, item_x, item_y); + + int dock_height = getWidget().get_height(), item_height = item.getWidget().get_height(); + double vadjustment = _scrolled_window->get_vadjustment()->get_value(); + + if (item_y < 0) + _scrolled_window->get_vadjustment()->set_value(vadjustment + item_y); + else if (item_y + item_height > dock_height) + _scrolled_window->get_vadjustment()->set_value( + vadjustment + ((item_y + item_height) - dock_height)); +} + +Glib::SignalProxy0<void> +Dock::signal_layout_changed() +{ + return Glib::SignalProxy0<void>(Glib::wrap(GTK_WIDGET(_gdl_dock)), + &_signal_layout_changed_proxy); +} + +void Dock::_onLayoutChanged() +{ + if (isEmpty()) { + if (hasIconifiedItems()) { + _paned->get_child1()->set_size_request(-1, -1); + _scrolled_window->set_size_request(_default_dock_bar_width); + } else { + _paned->get_child1()->set_size_request(-1, -1); + _scrolled_window->set_size_request(_default_empty_width); + } + getParentPaned()->set_position(10000); + + } else { + // unset any forced size requests + _paned->get_child1()->set_size_request(-1, -1); + _scrolled_window->set_size_request(-1); + } +} + +void +Dock::_onPanedButtonEvent(GdkEventButton *event) +{ + if (event->button == 1 && event->type == GDK_BUTTON_PRESS) + /* unset size request when starting a drag */ + _paned->get_child1()->set_size_request(-1, -1); +} + +gboolean +Dock::_on_paned_button_event(GtkWidget */*widget*/, GdkEventButton *event, gpointer user_data) +{ + if (Dock *dock = static_cast<Dock *>(user_data)) + dock->_onPanedButtonEvent(event); + + return FALSE; +} + +const Glib::SignalProxyInfo +Dock::_signal_layout_changed_proxy = +{ + "layout-changed", + (GCallback) &Glib::SignalProxyNormal::slot0_void_callback, + (GCallback) &Glib::SignalProxyNormal::slot0_void_callback +}; + + +} // namespace Widget +} // namespace UI +} // namespace Inkscape + + +/* + Local Variables: + mode:c++ + c-file-style:"stroustrup" + c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +)) + indent-tabs-mode:nil + fill-column:99 + End: +*/ +// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 : |