desktop-widget.cpp revision c5545bfc999ddc0572fc433f1ec5e8ca9235c409
#define __SP_DESKTOP_WIDGET_C__
/** \file
* Desktop widget implementation
*/
/* Authors:
* Lauris Kaplinski <lauris@kaplinski.com>
* MenTaLguY <mental@rydia.net>
* bulia byak <buliabyak@users.sf.net>
* Ralf Stephan <ralf@ark.in-berlin.de>
* John Bintz <jcoswell@coswellproductions.org>
* Johan Engelen <j.b.c.engelen@ewi.utwente.nl>
*
* Copyright (C) 2007 Johan Engelen
* Copyright (C) 2006 John Bintz
* Copyright (C) 2004 MenTaLguY
* Copyright (C) 1999-2002 Lauris Kaplinski
* Copyright (C) 2000-2001 Ximian, Inc.
*
* Released under GNU GPL, read the file 'COPYING' for more information
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <gtkmm/paned.h>
#include <gtk/gtk.h>
#include "box3d-context.h"
#include "color-profile-fns.h"
#include "conn-avoid-ref.h"
#include "desktop-events.h"
#include "desktop-handles.h"
#include "desktop-widget.h"
#include "display/canvas-arena.h"
#include "display/nr-arena.h"
#include "document.h"
#include "ege-color-prof-tracker.h"
#include "ege-select-one-action.h"
#include <extension/db.h>
#include "file.h"
#include "helper/units.h"
#include "inkscape-private.h"
#include "interface.h"
#include "macros.h"
#include "preferences.h"
#include "sp-image.h"
#include "sp-item.h"
#include "sp-namedview.h"
#include "ui/dialog/dialog-manager.h"
#include "ui/dialog/swatches.h"
#include "ui/icon-names.h"
#include "ui/widget/dock.h"
#include "ui/widget/layer-selector.h"
#include "ui/widget/selected-style.h"
#include "ui/uxmanager.h"
// We're in the "widgets" directory, so no need to explicitly prefix these:
#include "button.h"
#include "ruler.h"
#include "spinbutton-events.h"
#include "spw-utilities.h"
#include "toolbox.h"
#include "widget-sizes.h"
#if defined (SOLARIS) && (SOLARIS == 8)
#include "round.h"
using Inkscape::round;
#endif
using Inkscape::UI::UXManager;
using Inkscape::UI::ToolboxFactory;
#ifdef WITH_INKBOARD
#endif
enum {
ACTIVATE,
DEACTIVATE,
MODIFIED,
EVENT_CONTEXT_CHANGED,
LAST_SIGNAL
};
//---------------------------------------------------------------------
/* SPDesktopWidget */
static void sp_desktop_widget_class_init (SPDesktopWidgetClass *klass);
static void sp_desktop_widget_destroy (GtkObject *object);
static void sp_desktop_widget_size_allocate (GtkWidget *widget, GtkAllocation *allocation);
static void sp_desktop_widget_realize (GtkWidget *widget);
static gint sp_desktop_widget_event (GtkWidget *widget, GdkEvent *event, SPDesktopWidget *dtw);
static void sp_dtw_color_profile_event(EgeColorProfTracker *widget, SPDesktopWidget *dtw);
static void cms_adjust_toggled( GtkWidget *button, gpointer data );
static void cms_adjust_set_sensitive( SPDesktopWidget *dtw, bool enabled );
static void sp_desktop_widget_adjustment_value_changed (GtkAdjustment *adj, SPDesktopWidget *dtw);
static gdouble sp_dtw_zoom_value_to_display (gdouble value);
static gdouble sp_dtw_zoom_display_to_value (gdouble value);
static gint sp_dtw_zoom_input (GtkSpinButton *spin, gdouble *new_val, gpointer data);
static bool sp_dtw_zoom_output (GtkSpinButton *spin, gpointer data);
static void sp_dtw_zoom_value_changed (GtkSpinButton *spin, gpointer data);
static void sp_dtw_zoom_populate_popup (GtkEntry *entry, GtkMenu *menu, gpointer data);
static void sp_dtw_zoom_menu_handler (SPDesktop *dt, gdouble factor);
static void sp_dtw_zoom_50 (GtkMenuItem *item, gpointer data);
static void sp_dtw_zoom_100 (GtkMenuItem *item, gpointer data);
static void sp_dtw_zoom_200 (GtkMenuItem *item, gpointer data);
static void sp_dtw_zoom_page (GtkMenuItem *item, gpointer data);
static void sp_dtw_zoom_drawing (GtkMenuItem *item, gpointer data);
static void sp_dtw_zoom_selection (GtkMenuItem *item, gpointer data);
static void sp_dtw_sticky_zoom_toggled (GtkMenuItem *item, gpointer data);
SPViewWidgetClass *dtw_parent_class;
class CMSPrefWatcher {
public:
CMSPrefWatcher() :
_dpw(*this),
_spw(*this),
_tracker(ege_color_prof_tracker_new(0))
{
Inkscape::Preferences *prefs = Inkscape::Preferences::get();
g_signal_connect( G_OBJECT(_tracker), "modified", G_CALLBACK(hook), this );
prefs->addObserver(_dpw);
prefs->addObserver(_spw);
}
virtual ~CMSPrefWatcher() {}
//virtual void notify(PrefValue &);
void add( SPDesktopWidget* dtw ) {
_widget_list.push_back(dtw);
}
void remove( SPDesktopWidget* dtw ) {
_widget_list.remove(dtw);
}
private:
static void hook(EgeColorProfTracker *tracker, gint a, gint b, CMSPrefWatcher *watcher);
class DisplayProfileWatcher : public Inkscape::Preferences::Observer {
public:
DisplayProfileWatcher(CMSPrefWatcher &pw) : Observer("/options/displayprofile"), _pw(pw) {}
virtual void notify(Inkscape::Preferences::Entry const &/*val*/) {
Inkscape::Preferences *prefs = Inkscape::Preferences::get();
_pw._setCmsSensitive(!prefs->getString("/options/displayprofile/uri").empty());
_pw._refreshAll();
}
private:
CMSPrefWatcher &_pw;
};
DisplayProfileWatcher _dpw;
class SoftProofWatcher : public Inkscape::Preferences::Observer {
public:
SoftProofWatcher(CMSPrefWatcher &pw) : Observer("/options/softproof"), _pw(pw) {}
virtual void notify(Inkscape::Preferences::Entry const &) {
_pw._refreshAll();
}
private:
CMSPrefWatcher &_pw;
};
SoftProofWatcher _spw;
void _refreshAll();
void _setCmsSensitive(bool value);
std::list<SPDesktopWidget*> _widget_list;
EgeColorProfTracker *_tracker;
friend class DisplayProfileWatcher;
friend class SoftproofWatcher;
};
void CMSPrefWatcher::hook(EgeColorProfTracker */*tracker*/, gint screen, gint monitor, CMSPrefWatcher */*watcher*/)
{
#if ENABLE_LCMS
unsigned char* buf = 0;
guint len = 0;
ege_color_prof_tracker_get_profile_for( screen, monitor, reinterpret_cast<gpointer*>(&buf), &len );
Glib::ustring id = Inkscape::colorprofile_set_display_per( buf, len, screen, monitor );
#endif // ENABLE_LCMS
}
/// @todo Use conditional compilation in saner places. The whole PrefWatcher
/// object is unnecessary if ENABLE_LCMS is not defined.
void CMSPrefWatcher::_refreshAll()
{
#if ENABLE_LCMS
for ( std::list<SPDesktopWidget*>::iterator it = _widget_list.begin(); it != _widget_list.end(); ++it ) {
(*it)->requestCanvasUpdate();
}
#endif // ENABLE_LCMS
}
void CMSPrefWatcher::_setCmsSensitive(bool enabled)
{
#if ENABLE_LCMS
for ( std::list<SPDesktopWidget*>::iterator it = _widget_list.begin(); it != _widget_list.end(); ++it ) {
SPDesktopWidget *dtw = *it;
if ( GTK_WIDGET_SENSITIVE( dtw->cms_adjust ) != enabled ) {
cms_adjust_set_sensitive( dtw, enabled );
}
}
#else
(void) enabled;
#endif // ENABLE_LCMS
}
static CMSPrefWatcher* watcher = NULL;
void
SPDesktopWidget::setMessage (Inkscape::MessageType type, const gchar *message)
{
GtkLabel *sb=GTK_LABEL(this->select_status);
gtk_label_set_markup (sb, message ? message : "");
// make sure the important messages are displayed immediately!
if (type == Inkscape::IMMEDIATE_MESSAGE && GTK_WIDGET_DRAWABLE (GTK_WIDGET(sb))) {
gtk_widget_queue_draw(GTK_WIDGET(sb));
gdk_window_process_updates(GTK_WIDGET(sb)->window, TRUE);
}
gtk_tooltips_set_tip (this->tt, this->select_status_eventbox, gtk_label_get_text (sb) , NULL);
}
Geom::Point
SPDesktopWidget::window_get_pointer()
{
gint x,y;
gdk_window_get_pointer (GTK_WIDGET (canvas)->window, &x, &y, NULL);
return Geom::Point(x,y);
}
/**
* Registers SPDesktopWidget class and returns its type number.
*/
GType SPDesktopWidget::getType(void)
{
static GtkType type = 0;
if (!type) {
GTypeInfo info = {
sizeof(SPDesktopWidgetClass),
0, // base_init
0, // base_finalize
(GClassInitFunc)sp_desktop_widget_class_init,
0, // class_finalize
0, // class_data
sizeof(SPDesktopWidget),
0, // n_preallocs
(GInstanceInitFunc)SPDesktopWidget::init,
0 // value_table
};
type = g_type_register_static(SP_TYPE_VIEW_WIDGET, "SPDesktopWidget", &info, static_cast<GTypeFlags>(0));
}
return type;
}
/**
* SPDesktopWidget vtable initialization
*/
static void
sp_desktop_widget_class_init (SPDesktopWidgetClass *klass)
{
dtw_parent_class = (SPViewWidgetClass*)gtk_type_class (SP_TYPE_VIEW_WIDGET);
GtkObjectClass *object_class = (GtkObjectClass *) klass;
GtkWidgetClass *widget_class = (GtkWidgetClass *) klass;
object_class->destroy = sp_desktop_widget_destroy;
widget_class->size_allocate = sp_desktop_widget_size_allocate;
widget_class->realize = sp_desktop_widget_realize;
}
/**
* Callback for SPDesktopWidget object initialization.
*/
void SPDesktopWidget::init( SPDesktopWidget *dtw )
{
GtkWidget *widget;
GtkWidget *tbl;
GtkWidget *canvas_tbl;
GtkWidget *hbox;
GtkWidget *eventbox;
GtkStyle *style;
Inkscape::Preferences *prefs = Inkscape::Preferences::get();
new (&dtw->modified_connection) sigc::connection();
widget = GTK_WIDGET (dtw);
dtw->window = 0;
dtw->desktop = NULL;
dtw->_interaction_disabled_counter = 0;
dtw->tt = gtk_tooltips_new ();
/* Main table */
dtw->vbox = gtk_vbox_new (FALSE, 0);
gtk_container_add( GTK_CONTAINER(dtw), GTK_WIDGET(dtw->vbox) );
dtw->statusbar = gtk_hbox_new (FALSE, 0);
//gtk_widget_set_usize (dtw->statusbar, -1, BOTTOM_BAR_HEIGHT);
gtk_box_pack_end (GTK_BOX (dtw->vbox), dtw->statusbar, FALSE, TRUE, 0);
{
using Inkscape::UI::Dialogs::SwatchesPanel;
dtw->panels = new SwatchesPanel("/embedded/swatches");
dtw->panels->setOrientation( Gtk::ANCHOR_SOUTH );
gtk_box_pack_end( GTK_BOX( dtw->vbox ), GTK_WIDGET(dtw->panels->gobj()), FALSE, TRUE, 0 );
}
hbox = gtk_hbox_new (FALSE, 0);
gtk_box_pack_end (GTK_BOX (dtw->vbox), hbox, TRUE, TRUE, 0);
gtk_widget_show (hbox);
dtw->aux_toolbox = ToolboxFactory::createAuxToolbox();
gtk_box_pack_end (GTK_BOX (dtw->vbox), dtw->aux_toolbox, FALSE, TRUE, 0);
dtw->snap_toolbox = ToolboxFactory::createSnapToolbox();
gtk_box_pack_end (GTK_BOX (dtw->vbox), dtw->snap_toolbox, FALSE, TRUE, 0);
dtw->commands_toolbox = ToolboxFactory::createCommandsToolbox();
gtk_box_pack_end (GTK_BOX (dtw->vbox), dtw->commands_toolbox, FALSE, TRUE, 0);
dtw->tool_toolbox = ToolboxFactory::createToolToolbox();
gtk_box_pack_start (GTK_BOX (hbox), dtw->tool_toolbox, FALSE, TRUE, 0);
tbl = gtk_table_new (2, 3, FALSE);
gtk_box_pack_start (GTK_BOX (hbox), tbl, TRUE, TRUE, 1);
canvas_tbl = gtk_table_new (3, 3, FALSE);
/* Horizontal ruler */
eventbox = gtk_event_box_new ();
dtw->hruler = sp_hruler_new ();
dtw->hruler_box = eventbox;
sp_ruler_set_metric (GTK_RULER (dtw->hruler), SP_PT);
gtk_tooltips_set_tip (dtw->tt, dtw->hruler_box, gettext(sp_unit_get_plural (&sp_unit_get_by_id(SP_UNIT_PT))), NULL);
gtk_container_add (GTK_CONTAINER (eventbox), dtw->hruler);
gtk_table_attach (GTK_TABLE (canvas_tbl), eventbox, 1, 2, 0, 1, (GtkAttachOptions)(GTK_FILL), (GtkAttachOptions)(GTK_FILL), widget->style->xthickness, 0);
g_signal_connect (G_OBJECT (eventbox), "button_press_event", G_CALLBACK (sp_dt_hruler_event), dtw);
g_signal_connect (G_OBJECT (eventbox), "button_release_event", G_CALLBACK (sp_dt_hruler_event), dtw);
g_signal_connect (G_OBJECT (eventbox), "motion_notify_event", G_CALLBACK (sp_dt_hruler_event), dtw);
/* Vertical ruler */
eventbox = gtk_event_box_new ();
dtw->vruler = sp_vruler_new ();
dtw->vruler_box = eventbox;
sp_ruler_set_metric (GTK_RULER (dtw->vruler), SP_PT);
gtk_tooltips_set_tip (dtw->tt, dtw->vruler_box, gettext(sp_unit_get_plural (&sp_unit_get_by_id(SP_UNIT_PT))), NULL);
gtk_container_add (GTK_CONTAINER (eventbox), GTK_WIDGET (dtw->vruler));
gtk_table_attach (GTK_TABLE (canvas_tbl), eventbox, 0, 1, 1, 2, (GtkAttachOptions)(GTK_FILL), (GtkAttachOptions)(GTK_FILL), 0, widget->style->ythickness);
g_signal_connect (G_OBJECT (eventbox), "button_press_event", G_CALLBACK (sp_dt_vruler_event), dtw);
g_signal_connect (G_OBJECT (eventbox), "button_release_event", G_CALLBACK (sp_dt_vruler_event), dtw);
g_signal_connect (G_OBJECT (eventbox), "motion_notify_event", G_CALLBACK (sp_dt_vruler_event), dtw);
/* Horizontal scrollbar */
dtw->hadj = (GtkAdjustment *) gtk_adjustment_new (0.0, -4000.0, 4000.0, 10.0, 100.0, 4.0);
dtw->hscrollbar = gtk_hscrollbar_new (GTK_ADJUSTMENT (dtw->hadj));
gtk_table_attach (GTK_TABLE (canvas_tbl), dtw->hscrollbar, 1, 2, 2, 3, (GtkAttachOptions)(GTK_FILL), (GtkAttachOptions)(GTK_SHRINK), 0, 0);
/* Vertical scrollbar and the sticky zoom button */
dtw->vscrollbar_box = gtk_vbox_new (FALSE, 0);
dtw->sticky_zoom = sp_button_new_from_data ( Inkscape::ICON_SIZE_DECORATION,
SP_BUTTON_TYPE_TOGGLE,
NULL,
INKSCAPE_ICON_ZOOM_ORIGINAL,
_("Zoom drawing if window size changes"),
dtw->tt);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (dtw->sticky_zoom), prefs->getBool("/options/stickyzoom/value"));
gtk_box_pack_start (GTK_BOX (dtw->vscrollbar_box), dtw->sticky_zoom, FALSE, FALSE, 0);
g_signal_connect (G_OBJECT (dtw->sticky_zoom), "toggled", G_CALLBACK (sp_dtw_sticky_zoom_toggled), dtw);
dtw->vadj = (GtkAdjustment *) gtk_adjustment_new (0.0, -4000.0, 4000.0, 10.0, 100.0, 4.0);
dtw->vscrollbar = gtk_vscrollbar_new (GTK_ADJUSTMENT (dtw->vadj));
gtk_box_pack_start (GTK_BOX (dtw->vscrollbar_box), dtw->vscrollbar, TRUE, TRUE, 0);
gtk_table_attach (GTK_TABLE (canvas_tbl), dtw->vscrollbar_box, 2, 3, 0, 2, (GtkAttachOptions)(GTK_SHRINK), (GtkAttachOptions)(GTK_FILL), 0, 0);
gchar const* tip = "";
Inkscape::Verb* verb = Inkscape::Verb::get( SP_VERB_VIEW_CMS_TOGGLE );
if ( verb ) {
SPAction *act = verb->get_action( dtw->viewwidget.view );
if ( act && act->tip ) {
tip = act->tip;
}
}
dtw->cms_adjust = sp_button_new_from_data( Inkscape::ICON_SIZE_DECORATION,
SP_BUTTON_TYPE_TOGGLE,
NULL,
INKSCAPE_ICON_COLOR_MANAGEMENT,
tip,
dtw->tt );
#if ENABLE_LCMS
{
Glib::ustring current = prefs->getString("/options/displayprofile/uri");
bool enabled = current.length() > 0;
cms_adjust_set_sensitive( dtw, enabled );
if ( enabled ) {
bool active = prefs->getBool("/options/displayprofile/enable");
if ( active ) {
sp_button_toggle_set_down( SP_BUTTON(dtw->cms_adjust), TRUE );
}
}
}
g_signal_connect_after( G_OBJECT(dtw->cms_adjust), "clicked", G_CALLBACK(cms_adjust_toggled), dtw );
#else
cms_adjust_set_sensitive(dtw, FALSE);
#endif // ENABLE_LCMS
gtk_table_attach( GTK_TABLE(canvas_tbl), dtw->cms_adjust, 2, 3, 2, 3, (GtkAttachOptions)(GTK_SHRINK), (GtkAttachOptions)(GTK_SHRINK), 0, 0);
{
if (!watcher) {
watcher = new CMSPrefWatcher();
}
watcher->add(dtw);
}
/* Canvas */
dtw->canvas = SP_CANVAS (sp_canvas_new_aa ());
#if ENABLE_LCMS
dtw->canvas->enable_cms_display_adj = prefs->getBool("/options/displayprofile/enable");
#endif // ENABLE_LCMS
GTK_WIDGET_SET_FLAGS (GTK_WIDGET (dtw->canvas), GTK_CAN_FOCUS);
style = gtk_style_copy (GTK_WIDGET (dtw->canvas)->style);
style->bg[GTK_STATE_NORMAL] = style->white;
gtk_widget_set_style (GTK_WIDGET (dtw->canvas), style);
if ( prefs->getBool("/options/useextinput/value", true) )
gtk_widget_set_extension_events(GTK_WIDGET (dtw->canvas) , GDK_EXTENSION_EVENTS_ALL); //set extension events for tablets, unless disabled in preferences
g_signal_connect (G_OBJECT (dtw->canvas), "event", G_CALLBACK (sp_desktop_widget_event), dtw);
gtk_table_attach (GTK_TABLE (canvas_tbl), GTK_WIDGET(dtw->canvas), 1, 2, 1, 2, (GtkAttachOptions)(GTK_FILL | GTK_EXPAND), (GtkAttachOptions)(GTK_FILL | GTK_EXPAND), 0, 0);
/* Dock */
bool create_dock =
prefs->getIntLimited("/options/dialogtype/value", Inkscape::UI::Dialog::FLOATING, 0, 1) ==
Inkscape::UI::Dialog::DOCK;
if (create_dock) {
dtw->dock = new Inkscape::UI::Widget::Dock();
Gtk::HPaned *paned = new Gtk::HPaned();
paned->pack1(*Glib::wrap(canvas_tbl));
paned->pack2(dtw->dock->getWidget(), Gtk::FILL);
/* Prevent the paned from catching F6 and F8 by unsetting the default callbacks */
if (GtkPanedClass *paned_class = GTK_PANED_CLASS (G_OBJECT_GET_CLASS (paned->gobj()))) {
paned_class->cycle_child_focus = NULL;
paned_class->cycle_handle_focus = NULL;
}
gtk_table_attach (GTK_TABLE (tbl), GTK_WIDGET (paned->gobj()), 1, 2, 1, 2, (GtkAttachOptions)(GTK_EXPAND | GTK_FILL),
(GtkAttachOptions)(GTK_EXPAND | GTK_FILL), 0, 0);
} else {
gtk_table_attach (GTK_TABLE (tbl), GTK_WIDGET (canvas_tbl), 1, 2, 1, 2, (GtkAttachOptions)(GTK_EXPAND | GTK_FILL),
(GtkAttachOptions)(GTK_EXPAND | GTK_FILL), 0, 0);
}
dtw->selected_style = new Inkscape::UI::Widget::SelectedStyle(true);
GtkHBox *ss_ = dtw->selected_style->gobj();
gtk_box_pack_start (GTK_BOX (dtw->statusbar), GTK_WIDGET(ss_), FALSE, FALSE, 0);
gtk_box_pack_start (GTK_BOX (dtw->statusbar), gtk_vseparator_new(), FALSE, FALSE, 0);
// connect scrollbar signals
g_signal_connect (G_OBJECT (dtw->hadj), "value-changed", G_CALLBACK (sp_desktop_widget_adjustment_value_changed), dtw);
g_signal_connect (G_OBJECT (dtw->vadj), "value-changed", G_CALLBACK (sp_desktop_widget_adjustment_value_changed), dtw);
GtkWidget *statusbar_tail=gtk_statusbar_new();
gtk_statusbar_set_has_resize_grip(GTK_STATUSBAR(statusbar_tail), TRUE);
gtk_box_pack_end (GTK_BOX (dtw->statusbar), statusbar_tail, FALSE, FALSE, 0);
// zoom status spinbutton
dtw->zoom_status = gtk_spin_button_new_with_range (log(SP_DESKTOP_ZOOM_MIN)/log(2), log(SP_DESKTOP_ZOOM_MAX)/log(2), 0.1);
gtk_tooltips_set_tip (dtw->tt, dtw->zoom_status, _("Zoom"), NULL);
gtk_widget_set_size_request (dtw->zoom_status, STATUS_ZOOM_WIDTH, -1);
gtk_entry_set_width_chars (GTK_ENTRY (dtw->zoom_status), 6);
gtk_spin_button_set_numeric (GTK_SPIN_BUTTON (dtw->zoom_status), FALSE);
gtk_spin_button_set_update_policy (GTK_SPIN_BUTTON (dtw->zoom_status), GTK_UPDATE_ALWAYS);
g_signal_connect (G_OBJECT (dtw->zoom_status), "input", G_CALLBACK (sp_dtw_zoom_input), dtw);
g_signal_connect (G_OBJECT (dtw->zoom_status), "output", G_CALLBACK (sp_dtw_zoom_output), dtw);
gtk_object_set_data (GTK_OBJECT (dtw->zoom_status), "dtw", dtw->canvas);
gtk_signal_connect (GTK_OBJECT (dtw->zoom_status), "focus-in-event", GTK_SIGNAL_FUNC (spinbutton_focus_in), dtw->zoom_status);
gtk_signal_connect (GTK_OBJECT (dtw->zoom_status), "key-press-event", GTK_SIGNAL_FUNC (spinbutton_keypress), dtw->zoom_status);
dtw->zoom_update = g_signal_connect (G_OBJECT (dtw->zoom_status), "value_changed", G_CALLBACK (sp_dtw_zoom_value_changed), dtw);
dtw->zoom_update = g_signal_connect (G_OBJECT (dtw->zoom_status), "populate_popup", G_CALLBACK (sp_dtw_zoom_populate_popup), dtw);
// cursor coordinates
dtw->coord_status = gtk_table_new (5, 2, FALSE);
gtk_table_set_row_spacings(GTK_TABLE(dtw->coord_status), 0);
gtk_table_set_col_spacings(GTK_TABLE(dtw->coord_status), 2);
gtk_table_attach(GTK_TABLE(dtw->coord_status), gtk_vseparator_new(), 0,1, 0,2, GTK_FILL, GTK_FILL, 0, 0);
eventbox = gtk_event_box_new ();
gtk_container_add (GTK_CONTAINER (eventbox), dtw->coord_status);
gtk_tooltips_set_tip (dtw->tt, eventbox, _("Cursor coordinates"), NULL);
GtkWidget *label_x = gtk_label_new(_("X:"));
gtk_misc_set_alignment (GTK_MISC(label_x), 0.0, 0.5);
gtk_table_attach(GTK_TABLE(dtw->coord_status), label_x, 1,2, 0,1, GTK_FILL, GTK_FILL, 0, 0);
GtkWidget *label_y = gtk_label_new(_("Y:"));
gtk_misc_set_alignment (GTK_MISC(label_y), 0.0, 0.5);
gtk_table_attach(GTK_TABLE(dtw->coord_status), label_y, 1,2, 1,2, GTK_FILL, GTK_FILL, 0, 0);
dtw->coord_status_x = gtk_label_new(NULL);
gtk_label_set_markup( GTK_LABEL(dtw->coord_status_x), "<tt> 0.00 </tt>" );
gtk_misc_set_alignment (GTK_MISC(dtw->coord_status_x), 1.0, 0.5);
dtw->coord_status_y = gtk_label_new(NULL);
gtk_label_set_markup( GTK_LABEL(dtw->coord_status_y), "<tt> 0.00 </tt>" );
gtk_misc_set_alignment (GTK_MISC(dtw->coord_status_y), 1.0, 0.5);
gtk_table_attach(GTK_TABLE(dtw->coord_status), dtw->coord_status_x, 2,3, 0,1, GTK_FILL, GTK_FILL, 0, 0);
gtk_table_attach(GTK_TABLE(dtw->coord_status), dtw->coord_status_y, 2,3, 1,2, GTK_FILL, GTK_FILL, 0, 0);
gtk_table_attach(GTK_TABLE(dtw->coord_status), gtk_label_new(_("Z:")), 3,4, 0,2, GTK_FILL, GTK_FILL, 0, 0);
gtk_table_attach(GTK_TABLE(dtw->coord_status), dtw->zoom_status, 4,5, 0,2, GTK_FILL, GTK_FILL, 0, 0);
sp_set_font_size_smaller (dtw->coord_status);
gtk_box_pack_end (GTK_BOX (statusbar_tail), eventbox, FALSE, FALSE, 1);
dtw->layer_selector = new Inkscape::Widgets::LayerSelector(NULL);
// FIXME: need to unreference on container destruction to avoid leak
dtw->layer_selector->reference();
//dtw->layer_selector->set_size_request(-1, SP_ICON_SIZE_BUTTON);
gtk_box_pack_start(GTK_BOX(dtw->statusbar), GTK_WIDGET(dtw->layer_selector->gobj()), FALSE, FALSE, 1);
dtw->_tracker = ege_color_prof_tracker_new(GTK_WIDGET(dtw->layer_selector->gobj()));
#if ENABLE_LCMS
{
Glib::ustring id = Inkscape::colorprofile_get_display_id( 0, 0 );
bool enabled = false;
if ( dtw->canvas->cms_key ) {
*(dtw->canvas->cms_key) = id;
enabled = !dtw->canvas->cms_key->empty();
}
cms_adjust_set_sensitive( dtw, enabled );
}
#endif // ENABLE_LCMS
g_signal_connect( G_OBJECT(dtw->_tracker), "changed", G_CALLBACK(sp_dtw_color_profile_event), dtw );
dtw->select_status_eventbox = gtk_event_box_new ();
dtw->select_status = gtk_label_new (NULL);
#if GTK_MAJOR_VERSION == 2 && GTK_MINOR_VERSION >= 6
gtk_label_set_ellipsize (GTK_LABEL(dtw->select_status), PANGO_ELLIPSIZE_END);
#endif
gtk_misc_set_alignment (GTK_MISC (dtw->select_status), 0.0, 0.5);
gtk_widget_set_size_request (dtw->select_status, 1, -1);
// display the initial welcome message in the statusbar
gtk_label_set_markup (GTK_LABEL (dtw->select_status), _("<b>Welcome to Inkscape!</b> Use shape or freehand tools to create objects; use selector (arrow) to move or transform them."));
// space label 2 pixels from left edge
gtk_container_add (GTK_CONTAINER (dtw->select_status_eventbox), dtw->select_status);
gtk_box_pack_start (GTK_BOX (dtw->statusbar), gtk_hbox_new(FALSE, 0), FALSE, FALSE, 2);
gtk_box_pack_start (GTK_BOX (dtw->statusbar), dtw->select_status_eventbox, TRUE, TRUE, 0);
gtk_widget_show_all (dtw->vbox);
gtk_widget_grab_focus (GTK_WIDGET(dtw->canvas));
}
/**
* Called before SPDesktopWidget destruction.
*/
static void
sp_desktop_widget_destroy (GtkObject *object)
{
SPDesktopWidget *dtw = SP_DESKTOP_WIDGET (object);
if (dtw->desktop) {
if ( watcher ) {
watcher->remove(dtw);
}
g_signal_handlers_disconnect_by_func(G_OBJECT (dtw->zoom_status), (gpointer) G_CALLBACK(sp_dtw_zoom_input), dtw);
g_signal_handlers_disconnect_by_func(G_OBJECT (dtw->zoom_status), (gpointer) G_CALLBACK(sp_dtw_zoom_output), dtw);
gtk_signal_disconnect_by_data (GTK_OBJECT (dtw->zoom_status), dtw->zoom_status);
g_signal_handlers_disconnect_by_func (G_OBJECT (dtw->zoom_status), (gpointer) G_CALLBACK (sp_dtw_zoom_value_changed), dtw);
g_signal_handlers_disconnect_by_func (G_OBJECT (dtw->zoom_status), (gpointer) G_CALLBACK (sp_dtw_zoom_populate_popup), dtw);
g_signal_handlers_disconnect_by_func (G_OBJECT (dtw->canvas), (gpointer) G_CALLBACK (sp_desktop_widget_event), dtw);
dtw->layer_selector->unreference();
inkscape_remove_desktop (dtw->desktop); // clears selection too
dtw->modified_connection.disconnect();
dtw->desktop->destroy();
Inkscape::GC::release (dtw->desktop);
dtw->desktop = NULL;
}
dtw->modified_connection.~connection();
if (GTK_OBJECT_CLASS (dtw_parent_class)->destroy) {
(* GTK_OBJECT_CLASS (dtw_parent_class)->destroy) (object);
}
}
/**
* Set the title in the desktop-window (if desktop has an own window).
*
* The title has form file name: desktop number - Inkscape.
* The desktop number is only shown if it's 2 or higher,
*/
void
SPDesktopWidget::updateTitle(gchar const* uri)
{
Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
if (window) {
gchar const *fname = ( TRUE
? uri
: g_basename(uri) );
GString *name = g_string_new ("");
if (this->desktop->number > 1) {
if (this->desktop->getMode() == Inkscape::RENDERMODE_OUTLINE) {
g_string_printf (name, _("%s: %d (outline) - Inkscape"), fname, this->desktop->number);
} else if (this->desktop->getMode() == Inkscape::RENDERMODE_NO_FILTERS) {
g_string_printf (name, _("%s: %d (no filters) - Inkscape"), fname, this->desktop->number);
} else if (this->desktop->getMode() == Inkscape::RENDERMODE_PRINT_COLORS_PREVIEW) {
g_string_printf (name, _("%s: %d (print colors preview) - Inkscape"), fname, this->desktop->number);
} else {
g_string_printf (name, _("%s: %d - Inkscape"), fname, this->desktop->number);
}
} else {
if (this->desktop->getMode() == Inkscape::RENDERMODE_OUTLINE) {
g_string_printf (name, _("%s (outline) - Inkscape"), fname);
} else if (this->desktop->getMode() == Inkscape::RENDERMODE_NO_FILTERS) {
g_string_printf (name, _("%s (no filters) - Inkscape"), fname);
} else if (this->desktop->getMode() == Inkscape::RENDERMODE_PRINT_COLORS_PREVIEW) {
g_string_printf (name, _("%s (print colors preview) - Inkscape"), fname);
} else {
g_string_printf (name, _("%s - Inkscape"), fname);
}
}
window->set_title (name->str);
g_string_free (name, TRUE);
}
}
Inkscape::UI::Widget::Dock*
SPDesktopWidget::getDock()
{
return dock;
}
/**
* Callback to allocate space for desktop widget.
*/
static void
sp_desktop_widget_size_allocate (GtkWidget *widget, GtkAllocation *allocation)
{
SPDesktopWidget *dtw = SP_DESKTOP_WIDGET (widget);
if ((allocation->x == widget->allocation.x) &&
(allocation->y == widget->allocation.y) &&
(allocation->width == widget->allocation.width) &&
(allocation->height == widget->allocation.height)) {
if (GTK_WIDGET_CLASS (dtw_parent_class)->size_allocate)
GTK_WIDGET_CLASS (dtw_parent_class)->size_allocate (widget, allocation);
return;
}
if (GTK_WIDGET_REALIZED (widget)) {
Geom::Rect const area = dtw->desktop->get_display_area();
double zoom = dtw->desktop->current_zoom();
if (GTK_WIDGET_CLASS(dtw_parent_class)->size_allocate) {
GTK_WIDGET_CLASS(dtw_parent_class)->size_allocate (widget, allocation);
}
if (SP_BUTTON_IS_DOWN(dtw->sticky_zoom)) {
/* Find new visible area */
Geom::Rect newarea = dtw->desktop->get_display_area();
/* Calculate adjusted zoom */
double oldshortside = MIN( area.width(), area.height());
double newshortside = MIN(newarea.width(), newarea.height());
zoom *= newshortside / oldshortside;
}
dtw->desktop->zoom_absolute(area.midpoint()[Geom::X], area.midpoint()[Geom::Y], zoom);
} else {
if (GTK_WIDGET_CLASS (dtw_parent_class)->size_allocate) {
GTK_WIDGET_CLASS (dtw_parent_class)->size_allocate (widget, allocation);
}
// this->size_allocate (widget, allocation);
}
}
/**
* Callback to realize desktop widget.
*/
static void
sp_desktop_widget_realize (GtkWidget *widget)
{
SPDesktopWidget *dtw = SP_DESKTOP_WIDGET (widget);
if (GTK_WIDGET_CLASS (dtw_parent_class)->realize)
(* GTK_WIDGET_CLASS (dtw_parent_class)->realize) (widget);
NRRect d;
d.x0 = 0.0;
d.y0 = 0.0;
d.x1 = sp_document_width (dtw->desktop->doc());
d.y1 = sp_document_height (dtw->desktop->doc());
if ((fabs (d.x1 - d.x0) < 1.0) || (fabs (d.y1 - d.y0) < 1.0)) return;
dtw->desktop->set_display_area (d.x0, d.y0, d.x1, d.y1, 10);
dtw->updateNamedview();
}
/* This is just to provide access to common functionality from sp_desktop_widget_realize() above
as well as from SPDesktop::change_document() */
void SPDesktopWidget::updateNamedview()
{
// Listen on namedview modification
// originally (prior to the sigc++ conversion) the signal was simply
// connected twice rather than disconnecting the first connection
modified_connection.disconnect();
modified_connection = desktop->namedview->connectModified(sigc::mem_fun(*this, &SPDesktopWidget::namedviewModified));
namedviewModified(desktop->namedview, SP_OBJECT_MODIFIED_FLAG);
updateTitle(SP_DOCUMENT_NAME (desktop->doc()));
}
/**
* Callback to handle desktop widget event.
*/
static gint
sp_desktop_widget_event (GtkWidget *widget, GdkEvent *event, SPDesktopWidget *dtw)
{
if (event->type == GDK_BUTTON_PRESS) {
// defocus any spinbuttons
gtk_widget_grab_focus (GTK_WIDGET(dtw->canvas));
}
if ((event->type == GDK_BUTTON_PRESS) && (event->button.button == 3)) {
if (event->button.state & GDK_SHIFT_MASK) {
sp_canvas_arena_set_sticky (SP_CANVAS_ARENA (dtw->desktop->drawing), TRUE);
} else {
sp_canvas_arena_set_sticky (SP_CANVAS_ARENA (dtw->desktop->drawing), FALSE);
}
}
if (GTK_WIDGET_CLASS (dtw_parent_class)->event) {
return (* GTK_WIDGET_CLASS (dtw_parent_class)->event) (widget, event);
} else {
// The keypress events need to be passed to desktop handler explicitly,
// because otherwise the event contexts only receive keypresses when the mouse cursor
// is over the canvas. This redirection is only done for keypresses and only if there's no
// current item on the canvas, because item events and all mouse events are caught
// and passed on by the canvas acetate (I think). --bb
if (event->type == GDK_KEY_PRESS && !dtw->canvas->current_item) {
return sp_desktop_root_handler (NULL, event, dtw->desktop);
}
}
return FALSE;
}
void sp_dtw_color_profile_event(EgeColorProfTracker */*tracker*/, SPDesktopWidget *dtw)
{
#if ENABLE_LCMS
// Handle profile changes
GdkScreen* screen = gtk_widget_get_screen(GTK_WIDGET(dtw));
gint screenNum = gdk_screen_get_number(screen);
gint monitor = gdk_screen_get_monitor_at_window(screen, gtk_widget_get_toplevel(GTK_WIDGET(dtw))->window);
Glib::ustring id = Inkscape::colorprofile_get_display_id( screenNum, monitor );
bool enabled = false;
if ( dtw->canvas->cms_key ) {
*(dtw->canvas->cms_key) = id;
dtw->requestCanvasUpdate();
enabled = !dtw->canvas->cms_key->empty();
}
cms_adjust_set_sensitive( dtw, enabled );
#endif // ENABLE_LCMS
}
void cms_adjust_toggled( GtkWidget */*button*/, gpointer data )
{
#if ENABLE_LCMS
SPDesktopWidget *dtw = SP_DESKTOP_WIDGET(data);
bool down = SP_BUTTON_IS_DOWN(dtw->cms_adjust);
if ( down != dtw->canvas->enable_cms_display_adj ) {
dtw->canvas->enable_cms_display_adj = down;
dtw->requestCanvasUpdate();
Inkscape::Preferences *prefs = Inkscape::Preferences::get();
prefs->setBool("/options/displayprofile/enable", down);
}
#endif // ENABLE_LCMS
}
void cms_adjust_set_sensitive( SPDesktopWidget *dtw, bool enabled )
{
Inkscape::Verb* verb = Inkscape::Verb::get( SP_VERB_VIEW_CMS_TOGGLE );
if ( verb ) {
SPAction *act = verb->get_action( dtw->viewwidget.view );
if ( act ) {
sp_action_set_sensitive( act, enabled );
}
}
gtk_widget_set_sensitive( dtw->cms_adjust, enabled );
}
void
sp_dtw_desktop_activate (SPDesktopWidget */*dtw*/)
{
/* update active desktop indicator */
}
void
sp_dtw_desktop_deactivate (SPDesktopWidget */*dtw*/)
{
/* update inactive desktop indicator */
}
/**
* Shuts down the desktop object for the view being closed. It checks
* to see if the document has been edited, and if so prompts the user
* to save, discard, or cancel. Returns TRUE if the shutdown operation
* is cancelled or if the save is cancelled or fails, FALSE otherwise.
*/
bool
SPDesktopWidget::shutdown()
{
g_assert(desktop != NULL);
if (inkscape_is_sole_desktop_for_document(*desktop)) {
SPDocument *doc = desktop->doc();
if (doc->isModifiedSinceSave()) {
GtkWidget *dialog;
/** \todo
* FIXME !!! obviously this will have problems if the document
* name contains markup characters
*/
dialog = gtk_message_dialog_new_with_markup(
GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(this))),
GTK_DIALOG_DESTROY_WITH_PARENT,
GTK_MESSAGE_WARNING,
GTK_BUTTONS_NONE,
_("<span weight=\"bold\" size=\"larger\">Save changes to document \"%s\" before closing?</span>\n\n"
"If you close without saving, your changes will be discarded."),
SP_DOCUMENT_NAME(doc));
// fix for bug 1767940:
GTK_WIDGET_UNSET_FLAGS(GTK_WIDGET(GTK_MESSAGE_DIALOG(dialog)->label), GTK_CAN_FOCUS);
GtkWidget *close_button;
close_button = gtk_button_new_with_mnemonic(_("Close _without saving"));
gtk_widget_show(close_button);
gtk_dialog_add_action_widget(GTK_DIALOG(dialog), close_button, GTK_RESPONSE_NO);
gtk_dialog_add_button(GTK_DIALOG(dialog), GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);
gtk_dialog_add_button(GTK_DIALOG(dialog), GTK_STOCK_SAVE, GTK_RESPONSE_YES);
gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_YES);
gint response;
response = gtk_dialog_run(GTK_DIALOG(dialog));
gtk_widget_destroy(dialog);
switch (response) {
case GTK_RESPONSE_YES:
{
Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
sp_document_ref(doc);
sp_namedview_document_from_window(desktop);
if (sp_file_save_document(*window, doc)) {
sp_document_unref(doc);
} else { // save dialog cancelled or save failed
sp_document_unref(doc);
return TRUE;
}
break;
}
case GTK_RESPONSE_NO:
break;
default: // cancel pressed, or dialog was closed
return TRUE;
break;
}
}
/* Code to check data loss */
bool allow_data_loss = FALSE;
while (sp_document_repr_root(doc)->attribute("inkscape:dataloss") != NULL && allow_data_loss == FALSE) {
GtkWidget *dialog;
/** \todo
* FIXME !!! obviously this will have problems if the document
* name contains markup characters
*/
dialog = gtk_message_dialog_new_with_markup(
GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(this))),
GTK_DIALOG_DESTROY_WITH_PARENT,
GTK_MESSAGE_WARNING,
GTK_BUTTONS_NONE,
_("<span weight=\"bold\" size=\"larger\">The file \"%s\" was saved with a format (%s) that may cause data loss!</span>\n\n"
"Do you want to save this file as an Inkscape SVG?"),
SP_DOCUMENT_NAME(doc),
SP_MODULE_KEY_OUTPUT_SVG_INKSCAPE);
// fix for bug 1767940:
GTK_WIDGET_UNSET_FLAGS(GTK_WIDGET(GTK_MESSAGE_DIALOG(dialog)->label), GTK_CAN_FOCUS);
GtkWidget *close_button;
close_button = gtk_button_new_with_mnemonic(_("Close _without saving"));
gtk_widget_show(close_button);
GtkWidget *save_button;
save_button = gtk_button_new_with_mnemonic(_("_Save as SVG"));
gtk_widget_show(save_button);
gtk_dialog_add_action_widget(GTK_DIALOG(dialog), close_button, GTK_RESPONSE_NO);
gtk_dialog_add_button(GTK_DIALOG(dialog), GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);
gtk_dialog_add_action_widget(GTK_DIALOG(dialog), save_button, GTK_RESPONSE_YES);
gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_YES);
gint response;
response = gtk_dialog_run(GTK_DIALOG(dialog));
gtk_widget_destroy(dialog);
switch (response) {
case GTK_RESPONSE_YES:
{
sp_document_ref(doc);
Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
if (sp_file_save_dialog(*window, doc, Inkscape::Extension::FILE_SAVE_METHOD_INKSCAPE_SVG)) {
sp_document_unref(doc);
} else { // save dialog cancelled or save failed
sp_document_unref(doc);
return TRUE;
}
break;
}
case GTK_RESPONSE_NO:
allow_data_loss = TRUE;
break;
default: // cancel pressed, or dialog was closed
return TRUE;
break;
}
}
}
/* Save window geometry to prefs for use as a default.
* Use depends on setting of "options.savewindowgeometry".
* But we save the info here regardless of the setting.
*/
{
Inkscape::Preferences *prefs = Inkscape::Preferences::get();
bool maxed = desktop->is_maximized();
bool full = desktop->is_fullscreen();
prefs->setBool("/desktop/geometry/fullscreen", full);
prefs->setBool("/desktop/geometry/maximized", maxed);
gint w, h, x, y;
desktop->getWindowGeometry(x, y, w, h);
// Don't save geom for maximized windows. It
// just tells you the current maximized size, which is not
// as useful as whatever value it had previously.
if (!maxed && !full) {
prefs->setInt("/desktop/geometry/width", w);
prefs->setInt("/desktop/geometry/height", h);
prefs->setInt("/desktop/geometry/x", x);
prefs->setInt("/desktop/geometry/y", y);
}
}
return FALSE;
}
/**
* \pre this->desktop->main != 0
*/
void
SPDesktopWidget::requestCanvasUpdate() {
gtk_widget_queue_draw (GTK_WIDGET (SP_CANVAS_ITEM (this->desktop->main)->canvas));
}
void
SPDesktopWidget::requestCanvasUpdateAndWait() {
requestCanvasUpdate();
while (gtk_events_pending())
gtk_main_iteration_do(FALSE);
}
void
SPDesktopWidget::enableInteraction()
{
g_return_if_fail(_interaction_disabled_counter > 0);
_interaction_disabled_counter--;
if (_interaction_disabled_counter == 0) {
gtk_widget_set_sensitive(GTK_WIDGET(this), TRUE);
}
}
void
SPDesktopWidget::disableInteraction()
{
if (_interaction_disabled_counter == 0) {
gtk_widget_set_sensitive(GTK_WIDGET(this), FALSE);
}
_interaction_disabled_counter++;
}
void
SPDesktopWidget::setCoordinateStatus(Geom::Point p)
{
gchar *cstr;
cstr = g_strdup_printf("<tt>%7.2f </tt>", dt2r * p[Geom::X]);
gtk_label_set_markup( GTK_LABEL(this->coord_status_x), cstr );
g_free(cstr);
cstr = g_strdup_printf("<tt>%7.2f </tt>", dt2r * p[Geom::Y]);
gtk_label_set_markup( GTK_LABEL(this->coord_status_y), cstr );
g_free(cstr);
}
void
SPDesktopWidget::letZoomGrabFocus()
{
if (zoom_status)
gtk_widget_grab_focus (zoom_status);
}
void
SPDesktopWidget::getWindowGeometry (gint &x, gint &y, gint &w, gint &h)
{
gboolean vis = GTK_WIDGET_VISIBLE (this);
(void)vis; // TODO figure out why it is here but not used.
Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
if (window)
{
window->get_size (w, h);
window->get_position (x, y);
}
}
void
SPDesktopWidget::setWindowPosition (Geom::Point p)
{
Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
if (window)
{
window->move (gint(round(p[Geom::X])), gint(round(p[Geom::Y])));
}
}
void
SPDesktopWidget::setWindowSize (gint w, gint h)
{
Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
if (window)
{
window->set_default_size (w, h);
window->reshow_with_initial_size ();
}
}
/**
* \note transientizing does not work on windows; when you minimize a document
* and then open it back, only its transient emerges and you cannot access
* the document window. The document window must be restored by rightclicking
* the taskbar button and pressing "Restore"
*/
void
SPDesktopWidget::setWindowTransient (void *p, int transient_policy)
{
Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
if (window)
{
GtkWindow *w = (GtkWindow *) window->gobj();
gtk_window_set_transient_for (GTK_WINDOW(p), w);
/*
* This enables "aggressive" transientization,
* i.e. dialogs always emerging on top when you switch documents. Note
* however that this breaks "click to raise" policy of a window
* manager because the switched-to document will be raised at once
* (so that its transients also could raise)
*/
if (transient_policy == 2)
// without this, a transient window not always emerges on top
gtk_window_present (w);
}
}
void
SPDesktopWidget::presentWindow()
{
GtkWindow *w =GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(this)));
if (w)
gtk_window_present (w);
}
bool
SPDesktopWidget::warnDialog (gchar* text)
{
GtkWindow *w =GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(this)));
if (w)
{
GtkWidget *dialog = gtk_message_dialog_new(
w,
GTK_DIALOG_DESTROY_WITH_PARENT,
GTK_MESSAGE_WARNING,
GTK_BUTTONS_YES_NO,
"%s", text);
gint response = gtk_dialog_run(GTK_DIALOG(dialog));
gtk_widget_destroy(dialog);
if (response == GTK_RESPONSE_YES)
return true;
}
return false;
}
void
sp_desktop_widget_iconify(SPDesktopWidget *dtw)
{
GtkWindow *topw = GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(dtw->canvas)));
if (GTK_IS_WINDOW(topw)) {
if (dtw->desktop->is_iconified()) {
gtk_window_deiconify(topw);
} else {
gtk_window_iconify(topw);
}
}
}
void
sp_desktop_widget_maximize(SPDesktopWidget *dtw)
{
GtkWindow *topw = GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(dtw->canvas)));
if (GTK_IS_WINDOW(topw)) {
if (dtw->desktop->is_maximized()) {
gtk_window_unmaximize(topw);
} else {
// Save geometry to prefs before maximizing so that
// something useful is stored there, because GTK doesn't maintain
// a separate non-maximized size.
if (!dtw->desktop->is_iconified() && !dtw->desktop->is_fullscreen())
{
Inkscape::Preferences *prefs = Inkscape::Preferences::get();
gint w, h, x, y;
dtw->getWindowGeometry(x, y, w, h);
prefs->setInt("/desktop/geometry/width", w);
prefs->setInt("/desktop/geometry/height", h);
prefs->setInt("/desktop/geometry/x", x);
prefs->setInt("/desktop/geometry/y", y);
}
gtk_window_maximize(topw);
}
}
}
void
sp_desktop_widget_fullscreen(SPDesktopWidget *dtw)
{
#ifdef HAVE_GTK_WINDOW_FULLSCREEN
GtkWindow *topw = GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(dtw->canvas)));
if (GTK_IS_WINDOW(topw)) {
if (dtw->desktop->is_fullscreen()) {
gtk_window_unfullscreen(topw);
// widget layout is triggered by the resulting window_state_event
} else {
// Save geometry to prefs before maximizing so that
// something useful is stored there, because GTK doesn't maintain
// a separate non-maximized size.
if (!dtw->desktop->is_iconified() && !dtw->desktop->is_maximized())
{
Inkscape::Preferences *prefs = Inkscape::Preferences::get();
gint w, h, x, y;
dtw->getWindowGeometry(x, y, w, h);
prefs->setInt("/desktop/geometry/width", w);
prefs->setInt("/desktop/geometry/height", h);
prefs->setInt("/desktop/geometry/x", x);
prefs->setInt("/desktop/geometry/y", y);
}
gtk_window_fullscreen(topw);
// widget layout is triggered by the resulting window_state_event
}
}
#endif /* HAVE_GTK_WINDOW_FULLSCREEN */
}
/**
* Hide whatever the user does not want to see in the window
*/
void SPDesktopWidget::layoutWidgets()
{
SPDesktopWidget *dtw = this;
Glib::ustring pref_root;
Inkscape::Preferences *prefs = Inkscape::Preferences::get();
if (dtw->desktop->is_focusMode()) {
pref_root = "/focus/";
} else if (dtw->desktop->is_fullscreen()) {
pref_root = "/fullscreen/";
} else {
pref_root = "/window/";
}
#ifndef GDK_WINDOWING_QUARTZ
if (!prefs->getBool(pref_root + "menu/state", true)) {
gtk_widget_hide_all (dtw->menubar);
} else {
gtk_widget_show_all (dtw->menubar);
}
#endif
if (!prefs->getBool(pref_root + "commands/state", true)) {
gtk_widget_hide_all (dtw->commands_toolbox);
} else {
gtk_widget_show_all (dtw->commands_toolbox);
}
if (!prefs->getBool(pref_root + "snaptoolbox/state", true)) {
gtk_widget_hide_all (dtw->snap_toolbox);
} else {
gtk_widget_show_all (dtw->snap_toolbox);
}
if (!prefs->getBool(pref_root + "toppanel/state", true)) {
gtk_widget_hide_all (dtw->aux_toolbox);
} else {
// we cannot just show_all because that will show all tools' panels;
// this is a function from toolbox.cpp that shows only the current tool's panel
ToolboxFactory::showAuxToolbox(dtw->aux_toolbox);
}
if (!prefs->getBool(pref_root + "toolbox/state", true)) {
gtk_widget_hide_all (dtw->tool_toolbox);
} else {
gtk_widget_show_all (dtw->tool_toolbox);
}
if (!prefs->getBool(pref_root + "statusbar/state", true)) {
gtk_widget_hide_all (dtw->statusbar);
} else {
gtk_widget_show_all (dtw->statusbar);
}
if (!prefs->getBool(pref_root + "panels/state", true)) {
gtk_widget_hide_all( GTK_WIDGET(dtw->panels->gobj()) );
} else {
gtk_widget_show_all( GTK_WIDGET(dtw->panels->gobj()) );
}
if (!prefs->getBool(pref_root + "scrollbars/state", true)) {
gtk_widget_hide_all (dtw->hscrollbar);
gtk_widget_hide_all (dtw->vscrollbar_box);
gtk_widget_hide_all( dtw->cms_adjust );
} else {
gtk_widget_show_all (dtw->hscrollbar);
gtk_widget_show_all (dtw->vscrollbar_box);
gtk_widget_show_all( dtw->cms_adjust );
}
if (!prefs->getBool(pref_root + "rulers/state", true)) {
gtk_widget_hide_all (dtw->hruler);
gtk_widget_hide_all (dtw->vruler);
} else {
gtk_widget_show_all (dtw->hruler);
gtk_widget_show_all (dtw->vruler);
}
}
void
SPDesktopWidget::setToolboxFocusTo (const gchar* label)
{
gpointer hb = sp_search_by_data_recursive(aux_toolbox, (gpointer) label);
if (hb && GTK_IS_WIDGET(hb))
{
gtk_widget_grab_focus(GTK_WIDGET(hb));
}
}
void
SPDesktopWidget::setToolboxAdjustmentValue (gchar const *id, double value)
{
GtkAdjustment *a = NULL;
gpointer hb = sp_search_by_data_recursive (aux_toolbox, (gpointer) id);
if (hb && GTK_IS_WIDGET(hb)) {
if (GTK_IS_SPIN_BUTTON(hb))
a = gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON(hb));
else if (GTK_IS_RANGE(hb))
a = gtk_range_get_adjustment (GTK_RANGE(hb));
}
if (a)
gtk_adjustment_set_value (a, value);
else
g_warning ("Could not find GtkAdjustment for %s\n", id);
}
void
SPDesktopWidget::setToolboxSelectOneValue (gchar const *id, int value)
{
gpointer hb = sp_search_by_data_recursive(aux_toolbox, (gpointer) id);
if (hb) {
ege_select_one_action_set_active((EgeSelectOneAction*) hb, value);
}
}
bool
SPDesktopWidget::isToolboxButtonActive (const gchar* id)
{
bool isActive = false;
gpointer thing = sp_search_by_data_recursive(aux_toolbox, (gpointer) id);
if ( !thing ) {
//g_message( "Unable to locate item for {%s}", id );
} else if ( GTK_IS_TOGGLE_BUTTON(thing) ) {
GtkToggleButton *b = GTK_TOGGLE_BUTTON(thing);
isActive = gtk_toggle_button_get_active( b ) != 0;
} else if ( GTK_IS_TOGGLE_ACTION(thing) ) {
GtkToggleAction* act = GTK_TOGGLE_ACTION(thing);
isActive = gtk_toggle_action_get_active( act ) != 0;
} else {
//g_message( "Item for {%s} is of an unsupported type", id );
}
return isActive;
}
SPViewWidget *sp_desktop_widget_new( SPNamedView *namedview )
{
return SP_VIEW_WIDGET(SPDesktopWidget::createInstance(namedview));
}
SPDesktopWidget* SPDesktopWidget::createInstance(SPNamedView *namedview)
{
SPDesktopWidget *dtw = (SPDesktopWidget*)g_object_new(SP_TYPE_DESKTOP_WIDGET, NULL);
dtw->dt2r = 1.0 / namedview->doc_units->unittobase;
dtw->ruler_origin = Geom::Point(0,0); //namedview->gridorigin; Why was the grid origin used here?
dtw->desktop = new SPDesktop();
dtw->stub = new SPDesktopWidget::WidgetStub (dtw);
dtw->desktop->init (namedview, dtw->canvas, dtw->stub);
inkscape_add_desktop (dtw->desktop);
// Add the shape geometry to libavoid for autorouting connectors.
// This needs desktop set for its spacing preferences.
init_avoided_shape_geometry(dtw->desktop);
dtw->selected_style->setDesktop(dtw->desktop);
/* Once desktop is set, we can update rulers */
sp_desktop_widget_update_rulers (dtw);
sp_view_widget_set_view (SP_VIEW_WIDGET (dtw), dtw->desktop);
/* Listen on namedview modification */
dtw->modified_connection = namedview->connectModified(sigc::mem_fun(*dtw, &SPDesktopWidget::namedviewModified));
dtw->layer_selector->setDesktop(dtw->desktop);
dtw->menubar = sp_ui_main_menubar (dtw->desktop);
#ifndef GDK_WINDOWING_QUARTZ
gtk_widget_show_all (dtw->menubar);
gtk_box_pack_start (GTK_BOX (dtw->vbox), dtw->menubar, FALSE, FALSE, 0);
#endif
dtw->layoutWidgets();
std::vector<GtkWidget *> toolboxes;
toolboxes.push_back(dtw->tool_toolbox);
toolboxes.push_back(dtw->aux_toolbox);
toolboxes.push_back(dtw->commands_toolbox);
toolboxes.push_back(dtw->snap_toolbox);
UXManager::getInstance()->connectToDesktop( toolboxes, dtw->desktop );
dtw->panels->setDesktop( dtw->desktop );
return dtw;
}
void
SPDesktopWidget::viewSetPosition (Geom::Point p)
{
Geom::Point const origin = ( p - ruler_origin );
/// \todo fixme:
GTK_RULER(hruler)->position = origin[Geom::X];
gtk_ruler_draw_pos (GTK_RULER (hruler));
GTK_RULER(vruler)->position = origin[Geom::Y];
gtk_ruler_draw_pos (GTK_RULER (vruler));
}
void
sp_desktop_widget_update_rulers (SPDesktopWidget *dtw)
{
sp_desktop_widget_update_hruler(dtw);
sp_desktop_widget_update_vruler(dtw);
}
void
sp_desktop_widget_update_hruler (SPDesktopWidget *dtw)
{
/* The viewbox (in integers) must exactly match the size of SPCanvasbuf's pixel buffer.
* This is important because the former is being used for drawing the ruler, whereas
* the latter is used for drawing e.g. the grids and guides. Only when the viewbox
* coincides with the pixel buffer, everything will line up nicely.
*/
NR::IRect viewbox = dtw->canvas->getViewboxIntegers();
double const scale = dtw->desktop->current_zoom();
double s = viewbox.min()[Geom::X] / scale - dtw->ruler_origin[Geom::X];
double e = viewbox.max()[Geom::X] / scale - dtw->ruler_origin[Geom::X];
gtk_ruler_set_range(GTK_RULER(dtw->hruler), s, e, GTK_RULER(dtw->hruler)->position, (e - s));
}
void
sp_desktop_widget_update_vruler (SPDesktopWidget *dtw)
{
/* The viewbox (in integers) must exactly match the size of SPCanvasbuf's pixel buffer.
* This is important because the former is being used for drawing the ruler, whereas
* the latter is used for drawing e.g. the grids and guides. Only when the viewbox
* coincides with the pixel buffer, everything will line up nicely.
*/
NR::IRect viewbox = dtw->canvas->getViewboxIntegers();
double const scale = dtw->desktop->current_zoom();
double s = viewbox.min()[Geom::Y] / -scale - dtw->ruler_origin[Geom::Y];
double e = viewbox.max()[Geom::Y] / -scale - dtw->ruler_origin[Geom::Y];
gtk_ruler_set_range(GTK_RULER(dtw->vruler), s, e, GTK_RULER(dtw->vruler)->position, (e - s));
}
void SPDesktopWidget::namedviewModified(SPObject *obj, guint flags)
{
SPNamedView *nv=SP_NAMEDVIEW(obj);
if (flags & SP_OBJECT_MODIFIED_FLAG) {
this->dt2r = 1.0 / nv->doc_units->unittobase;
this->ruler_origin = Geom::Point(0,0); //nv->gridorigin; Why was the grid origin used here?
sp_ruler_set_metric(GTK_RULER (this->vruler), nv->getDefaultMetric());
sp_ruler_set_metric(GTK_RULER (this->hruler), nv->getDefaultMetric());
gtk_tooltips_set_tip(this->tt, this->hruler_box, gettext(sp_unit_get_plural (nv->doc_units)), NULL);
gtk_tooltips_set_tip(this->tt, this->vruler_box, gettext(sp_unit_get_plural (nv->doc_units)), NULL);
sp_desktop_widget_update_rulers(this);
ToolboxFactory::updateSnapToolbox(this->desktop, 0, this->snap_toolbox);
}
}
static void
sp_desktop_widget_adjustment_value_changed (GtkAdjustment */*adj*/, SPDesktopWidget *dtw)
{
if (dtw->update)
return;
dtw->update = 1;
sp_canvas_scroll_to (dtw->canvas, dtw->hadj->value, dtw->vadj->value, FALSE);
sp_desktop_widget_update_rulers (dtw);
/* update perspective lines if we are in the 3D box tool (so that infinite ones are shown correctly) */
sp_box3d_context_update_lines(dtw->desktop->event_context);
dtw->update = 0;
}
/* we make the desktop window with focus active, signal is connected in interface.c */
bool SPDesktopWidget::onFocusInEvent(GdkEventFocus*)
{
Inkscape::Preferences *prefs = Inkscape::Preferences::get();
if (prefs->getBool("/options/bitmapautoreload/value", true)) {
GSList const *imageList = sp_document_get_resource_list(desktop->doc(), "image");
for (GSList const *p = imageList; p; p = p->next) {
SPImage* image = SP_IMAGE(p->data);
sp_image_refresh_if_outdated( image );
}
}
inkscape_activate_desktop (desktop);
return false;
}
static gdouble
sp_dtw_zoom_value_to_display (gdouble value)
{
return floor (10 * (pow (2, value) * 100.0 + 0.05)) / 10;
}
static gdouble
sp_dtw_zoom_display_to_value (gdouble value)
{
return log (value / 100.0) / log (2);
}
static gint
sp_dtw_zoom_input (GtkSpinButton *spin, gdouble *new_val, gpointer /*data*/)
{
gdouble new_scrolled = gtk_spin_button_get_value (spin);
const gchar *b = gtk_entry_get_text (GTK_ENTRY (spin));
gdouble new_typed = atof (b);
if (sp_dtw_zoom_value_to_display (new_scrolled) == new_typed) { // the new value is set by scrolling
*new_val = new_scrolled;
} else { // the new value is typed in
*new_val = sp_dtw_zoom_display_to_value (new_typed);
}
return TRUE;
}
static bool
sp_dtw_zoom_output (GtkSpinButton *spin, gpointer /*data*/)
{
gchar b[64];
double val = sp_dtw_zoom_value_to_display (gtk_spin_button_get_value (spin));
if (val < 10) {
g_snprintf (b, 64, "%4.1f%%", val);
} else {
g_snprintf (b, 64, "%4.0f%%", val);
}
gtk_entry_set_text (GTK_ENTRY (spin), b);
return TRUE;
}
static void
sp_dtw_zoom_value_changed (GtkSpinButton *spin, gpointer data)
{
double const zoom_factor = pow (2, gtk_spin_button_get_value (spin));
SPDesktopWidget *dtw = SP_DESKTOP_WIDGET (data);
SPDesktop *desktop = dtw->desktop;
Geom::Rect const d = desktop->get_display_area();
g_signal_handler_block (spin, dtw->zoom_update);
desktop->zoom_absolute (d.midpoint()[Geom::X], d.midpoint()[Geom::Y], zoom_factor);
g_signal_handler_unblock (spin, dtw->zoom_update);
spinbutton_defocus (GTK_OBJECT (spin));
}
static void
sp_dtw_zoom_populate_popup (GtkEntry */*entry*/, GtkMenu *menu, gpointer data)
{
GList *children, *iter;
GtkWidget *item;
SPDesktop *dt = SP_DESKTOP_WIDGET (data)->desktop;
children = gtk_container_get_children (GTK_CONTAINER (menu));
for ( iter = children ; iter ; iter = g_list_next (iter)) {
gtk_container_remove (GTK_CONTAINER (menu), GTK_WIDGET (iter->data));
}
g_list_free (children);
item = gtk_menu_item_new_with_label ("200%");
g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_200), dt);
gtk_widget_show (item);
gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
item = gtk_menu_item_new_with_label ("100%");
g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_100), dt);
gtk_widget_show (item);
gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
item = gtk_menu_item_new_with_label ("50%");
g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_50), dt);
gtk_widget_show (item);
gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
item = gtk_separator_menu_item_new ();
gtk_widget_show (item);
gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
item = gtk_menu_item_new_with_label (_("Page"));
g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_page), dt);
gtk_widget_show (item);
gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
item = gtk_menu_item_new_with_label (_("Drawing"));
g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_drawing), dt);
gtk_widget_show (item);
gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
item = gtk_menu_item_new_with_label (_("Selection"));
g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_selection), dt);
gtk_widget_show (item);
gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
}
static void
sp_dtw_zoom_menu_handler (SPDesktop *dt, gdouble factor)
{
Geom::Rect const d = dt->get_display_area();
dt->zoom_absolute(d.midpoint()[Geom::X], d.midpoint()[Geom::Y], factor);
}
static void
sp_dtw_zoom_50 (GtkMenuItem */*item*/, gpointer data)
{
sp_dtw_zoom_menu_handler (static_cast<SPDesktop*>(data), 0.5);
}
static void
sp_dtw_zoom_100 (GtkMenuItem */*item*/, gpointer data)
{
sp_dtw_zoom_menu_handler (static_cast<SPDesktop*>(data), 1.0);
}
static void
sp_dtw_zoom_200 (GtkMenuItem */*item*/, gpointer data)
{
sp_dtw_zoom_menu_handler (static_cast<SPDesktop*>(data), 2.0);
}
static void
sp_dtw_zoom_page (GtkMenuItem */*item*/, gpointer data)
{
static_cast<SPDesktop*>(data)->zoom_page();
}
static void
sp_dtw_zoom_drawing (GtkMenuItem */*item*/, gpointer data)
{
static_cast<SPDesktop*>(data)->zoom_drawing();
}
static void
sp_dtw_zoom_selection (GtkMenuItem */*item*/, gpointer data)
{
static_cast<SPDesktop*>(data)->zoom_selection();
}
static void
sp_dtw_sticky_zoom_toggled (GtkMenuItem *, gpointer data)
{
SPDesktopWidget *dtw = SP_DESKTOP_WIDGET(data);
Inkscape::Preferences *prefs = Inkscape::Preferences::get();
prefs->setBool("/options/stickyzoom/value", SP_BUTTON_IS_DOWN(dtw->sticky_zoom));
}
void
sp_desktop_widget_update_zoom (SPDesktopWidget *dtw)
{
g_signal_handlers_block_by_func (G_OBJECT (dtw->zoom_status), (gpointer)G_CALLBACK (sp_dtw_zoom_value_changed), dtw);
gtk_spin_button_set_value (GTK_SPIN_BUTTON (dtw->zoom_status), log(dtw->desktop->current_zoom()) / log(2));
gtk_widget_queue_draw(GTK_WIDGET(dtw->zoom_status));
if (GTK_WIDGET(dtw->zoom_status)->window)
gdk_window_process_updates(GTK_WIDGET(dtw->zoom_status)->window, TRUE);
g_signal_handlers_unblock_by_func (G_OBJECT (dtw->zoom_status), (gpointer)G_CALLBACK (sp_dtw_zoom_value_changed), dtw);
}
void
sp_desktop_widget_toggle_rulers (SPDesktopWidget *dtw)
{
Inkscape::Preferences *prefs = Inkscape::Preferences::get();
if (GTK_WIDGET_VISIBLE (dtw->hruler)) {
gtk_widget_hide_all (dtw->hruler);
gtk_widget_hide_all (dtw->vruler);
prefs->setBool(dtw->desktop->is_fullscreen() ? "/fullscreen/rulers/state" : "/window/rulers/state", false);
} else {
gtk_widget_show_all (dtw->hruler);
gtk_widget_show_all (dtw->vruler);
prefs->setBool(dtw->desktop->is_fullscreen() ? "/fullscreen/rulers/state" : "/window/rulers/state", true);
}
}
void
sp_desktop_widget_toggle_scrollbars (SPDesktopWidget *dtw)
{
Inkscape::Preferences *prefs = Inkscape::Preferences::get();
if (GTK_WIDGET_VISIBLE (dtw->hscrollbar)) {
gtk_widget_hide_all (dtw->hscrollbar);
gtk_widget_hide_all (dtw->vscrollbar_box);
gtk_widget_hide_all( dtw->cms_adjust );
prefs->setBool(dtw->desktop->is_fullscreen() ? "/fullscreen/scrollbars/state" : "/window/scrollbars/state", false);
} else {
gtk_widget_show_all (dtw->hscrollbar);
gtk_widget_show_all (dtw->vscrollbar_box);
gtk_widget_show_all( dtw->cms_adjust );
prefs->setBool(dtw->desktop->is_fullscreen() ? "/fullscreen/scrollbars/state" : "/window/scrollbars/state", true);
}
}
void sp_desktop_widget_toggle_color_prof_adj( SPDesktopWidget *dtw )
{
if ( GTK_WIDGET_SENSITIVE( dtw->cms_adjust ) ) {
if ( SP_BUTTON_IS_DOWN(dtw->cms_adjust) ) {
sp_button_toggle_set_down( SP_BUTTON(dtw->cms_adjust), FALSE );
} else {
sp_button_toggle_set_down( SP_BUTTON(dtw->cms_adjust), TRUE );
}
}
}
/* Unused
void
sp_spw_toggle_menubar (SPDesktopWidget *dtw, bool is_fullscreen)
{
Inkscape::Preferences *prefs = Inkscape::Preferences::get();
if (GTK_WIDGET_VISIBLE (dtw->menubar)) {
gtk_widget_hide_all (dtw->menubar);
prefs->setBool(is_fullscreen ? "/fullscreen/menu/state" : "/window/menu/state", false);
} else {
gtk_widget_show_all (dtw->menubar);
prefs->setBool(is_fullscreen ? "/fullscreen/menu/state" : "/window/menu/state", true);
}
}
*/
static void
set_adjustment (GtkAdjustment *adj, double l, double u, double ps, double si, double pi)
{
if ((l != adj->lower) ||
(u != adj->upper) ||
(ps != adj->page_size) ||
(si != adj->step_increment) ||
(pi != adj->page_increment)) {
adj->lower = l;
adj->upper = u;
adj->page_size = ps;
adj->step_increment = si;
adj->page_increment = pi;
gtk_adjustment_changed (adj);
}
}
void
sp_desktop_widget_update_scrollbars (SPDesktopWidget *dtw, double scale)
{
if (!dtw) return;
if (dtw->update) return;
dtw->update = 1;
/* The desktop region we always show unconditionally */
SPDocument *doc = dtw->desktop->doc();
Geom::Rect darea ( Geom::Point(-sp_document_width(doc), -sp_document_height(doc)),
Geom::Point(2 * sp_document_width(doc), 2 * sp_document_height(doc)) );
SPObject* root = doc->root;
SPItem* item = SP_ITEM(root);
Geom::OptRect deskarea = Geom::unify(darea, sp_item_bbox_desktop(item));
/* Canvas region we always show unconditionally */
Geom::Rect carea( Geom::Point(deskarea->min()[Geom::X] * scale - 64, deskarea->max()[Geom::Y] * -scale - 64),
Geom::Point(deskarea->max()[Geom::X] * scale + 64, deskarea->min()[Geom::Y] * -scale + 64) );
Geom::Rect viewbox = dtw->canvas->getViewbox();
/* Viewbox is always included into scrollable region */
carea = Geom::unify(carea, viewbox);
set_adjustment(dtw->hadj, carea.min()[Geom::X], carea.max()[Geom::X],
viewbox.dimensions()[Geom::X],
0.1 * viewbox.dimensions()[Geom::X],
viewbox.dimensions()[Geom::X]);
gtk_adjustment_set_value(dtw->hadj, viewbox.min()[Geom::X]);
set_adjustment(dtw->vadj, carea.min()[Geom::Y], carea.max()[Geom::Y],
viewbox.dimensions()[Geom::Y],
0.1 * viewbox.dimensions()[Geom::Y],
viewbox.dimensions()[Geom::Y]);
gtk_adjustment_set_value(dtw->vadj, viewbox.min()[Geom::Y]);
dtw->update = 0;
}
/*
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 :