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+// SPDX-License-Identifier: GPL-2.0-or-later
+#ifndef __INKSCAPE_H__
+#define __INKSCAPE_H__
+
+/*
+ * Interface to main application
+ *
+ * Authors:
+ * Lauris Kaplinski <lauris@kaplinski.com>
+ * Liam P. White <inkscapebrony@gmail.com>
+ *
+ * Copyright (C) 1999-2014 Authors
+ *
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+
+#include "selection.h"
+#include <glib-object.h>
+#include <glib.h>
+#include <map>
+#include <sigc++/signal.h>
+#include <vector>
+
+class SPDesktop;
+class SPDocument;
+struct SPColor;
+
+namespace Inkscape {
+
+class Application;
+namespace UI {
+class ThemeContext;
+namespace Tools {
+
+class ToolBase;
+
+} // namespace Tools
+} // namespace UI
+
+namespace XML {
+class Node;
+struct Document;
+} // namespace XML
+
+} // namespace Inkscape
+
+void inkscape_ref (Inkscape::Application & in);
+void inkscape_unref(Inkscape::Application & in);
+
+#define INKSCAPE (Inkscape::Application::instance())
+#define SP_ACTIVE_DOCUMENT (INKSCAPE.active_document())
+#define SP_ACTIVE_DESKTOP (INKSCAPE.active_desktop())
+
+namespace Inkscape {
+
+class Application {
+public:
+ static Application& instance();
+ static bool exists();
+ static void create(bool use_gui);
+
+ // returns the mask of the keyboard modifier to map to Alt, zero if no mapping
+ // Needs to be a guint because gdktypes.h does not define a 'no-modifier' value
+ guint mapalt() const { return _mapalt; }
+
+ // Sets the keyboard modifier to map to Alt. Zero switches off mapping, as does '1', which is the default
+ void mapalt(guint maskvalue);
+
+ guint trackalt() const { return _trackalt; }
+ void trackalt(guint trackvalue) { _trackalt = trackvalue; }
+
+ bool use_gui() const { return _use_gui; }
+ void use_gui(gboolean guival) { _use_gui = guival; }
+
+ // no setter for this -- only we can control this variable
+ static bool isCrashing() { return _crashIsHappening; }
+
+ // useful functions
+ void application_init (gboolean use_gui);
+ void load_config (const gchar *filename, Inkscape::XML::Document *config, const gchar *skeleton,
+ unsigned int skel_size, const gchar *e_notreg, const gchar *e_notxml,
+ const gchar *e_notsp, const gchar *warn);
+
+ Inkscape::UI::Tools::ToolBase * active_event_context();
+ SPDocument * active_document();
+ SPDesktop * active_desktop();
+ bool sole_desktop_for_document(SPDesktop const &desktop);
+
+ Inkscape::UI::ThemeContext *themecontext = nullptr;
+
+ // Inkscape desktop stuff
+ void add_desktop(SPDesktop * desktop);
+ void remove_desktop(SPDesktop* desktop);
+ void activate_desktop (SPDesktop * desktop);
+ void switch_desktops_next ();
+ void switch_desktops_prev ();
+ void get_all_desktops (std::list< SPDesktop* >& listbuf);
+ void reactivate_desktop (SPDesktop * desktop);
+ SPDesktop * find_desktop_by_dkey (unsigned int dkey);
+ unsigned int maximum_dkey();
+ SPDesktop * next_desktop ();
+ SPDesktop * prev_desktop ();
+
+ void external_change ();
+
+ // Moved document add/remove functions into public inkscape.h as they are used
+ // (rightly or wrongly) by console-mode functions
+ void add_document (SPDocument *document);
+ bool remove_document (SPDocument *document);
+
+ // fixme: This has to be rethought
+ void refresh_display ();
+
+ // fixme: This also
+ void exit ();
+
+ static void crash_handler(int signum);
+
+ // nobody should be accessing our reference count, so it's made private.
+ friend void ::inkscape_ref (Application & in);
+ friend void ::inkscape_unref(Application & in);
+
+ // signals
+
+ // one of selections changed
+ sigc::signal<void, Inkscape::Selection *> signal_selection_changed;
+ // one of subselections (text selection, gradient handle, etc) changed
+ sigc::signal<void, SPDesktop *> signal_subselection_changed;
+ // one of selections modified
+ sigc::signal<void, Inkscape::Selection *, guint /*flags*/> signal_selection_modified;
+ // one of selections set
+ sigc::signal<void, Inkscape::Selection *> signal_selection_set;
+ // some desktop got focus
+ sigc::signal<void, SPDesktop *> signal_activate_desktop;
+ // some desktop lost focus
+ sigc::signal<void, SPDesktop *> signal_deactivate_desktop;
+
+ // these are orphaned signals (nothing emits them and nothing connects to them)
+ sigc::signal<void, SPDocument *> signal_destroy_document;
+ sigc::signal<void, SPColor *, double /*opacity*/> signal_color_set;
+
+ // inkscape is quitting
+ sigc::signal<void> signal_shut_down;
+ // a document was changed by some external means (undo or XML editor); this
+ // may not be reflected by a selection change and thus needs a separate signal
+ sigc::signal<void> signal_external_change;
+
+ void set_pdf_poppler(bool p) {
+ _pdf_poppler = p;
+ }
+ bool get_pdf_poppler() {
+ return _pdf_poppler;
+ }
+ void set_pdf_page(gint page) {
+ _pdf_page = page;
+ }
+ gint get_pdf_page() {
+ return _pdf_page;
+ }
+
+ private:
+ static Inkscape::Application * _S_inst;
+
+ Application(bool use_gui);
+ ~Application();
+
+ Application(Application const&); // no copy
+ Application& operator=(Application const&); // no assign
+ Application* operator&() const; // no pointer access
+
+ std::map<SPDocument *, int> _document_set;
+ std::vector<SPDesktop *> *_desktops = nullptr;
+
+ unsigned refCount = 1;
+ guint _mapalt = GDK_MOD1_MASK;
+ guint _trackalt = false;
+ static bool _crashIsHappening;
+ bool _use_gui = false;
+ gint _pdf_page = 1;
+ bool _pdf_poppler = false;
+};
+
+} // namespace Inkscape
+
+#endif
+
+/*
+ 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 :