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path: root/src/live_effects/parameter/togglebutton.cpp
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// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * Copyright (C) Johan Engelen 2007 <j.b.c.engelen@utwente.nl>
 * Copyright (C) Jabiertxo Arraiza Cenoz 2014 <j.b.c.engelen@utwente.nl>
 *
 * Released under GNU GPL v2+, read the file 'COPYING' for more information.
 */

#include "togglebutton.h"

#include <utility>

#include <glibmm/i18n.h>

#include "helper-fns.h"
#include "inkscape.h"
#include "selection.h"

#include "live_effects/effect.h"

#include "svg/stringstream.h"
#include "svg/svg.h"

#include "ui/icon-names.h"
#include "ui/icon-loader.h"
#include "ui/widget/registered-widget.h"


namespace Inkscape {

namespace LivePathEffect {

ToggleButtonParam::ToggleButtonParam(const Glib::ustring &label, const Glib::ustring &tip, const Glib::ustring &key,
                                     Inkscape::UI::Widget::Registry *wr, Effect *effect, bool default_value,
                                     Glib::ustring inactive_label, char const *_icon_active, char const *_icon_inactive,
                                     Gtk::BuiltinIconSize _icon_size)
    : Parameter(label, tip, key, wr, effect)
    , value(default_value)
    , defvalue(default_value)
    , inactive_label(std::move(inactive_label))
    , _icon_active(_icon_active)
    , _icon_inactive(_icon_inactive)
    , _icon_size(_icon_size)
{
    checkwdg = nullptr;
}

ToggleButtonParam::~ToggleButtonParam()
{
    if (_toggled_connection.connected()) {
        _toggled_connection.disconnect();
    }
}

void
ToggleButtonParam::param_set_default()
{
    param_setValue(defvalue);
}

bool
ToggleButtonParam::param_readSVGValue(const gchar * strvalue)
{
    param_setValue(helperfns_read_bool(strvalue, defvalue));
    return true; // not correct: if value is unacceptable, should return false!
}

Glib::ustring
ToggleButtonParam::param_getSVGValue() const
{
    return value ? "true" : "false";
}

Glib::ustring
ToggleButtonParam::param_getDefaultSVGValue() const
{
    return defvalue ? "true" : "false";
}

void 
ToggleButtonParam::param_update_default(bool default_value)
{
    defvalue = default_value;
}

void 
ToggleButtonParam::param_update_default(const gchar * default_value)
{
    param_update_default(helperfns_read_bool(default_value, defvalue));
}

Gtk::Widget *
ToggleButtonParam::param_newWidget()
{
    if (_toggled_connection.connected()) {
        _toggled_connection.disconnect();
    }

   checkwdg = Gtk::manage(
        new Inkscape::UI::Widget::RegisteredToggleButton(param_label,
                                                         param_tooltip,
                                                         param_key,
                                                         *param_wr,
                                                         false,
                                                         param_effect->getRepr(),
                                                         param_effect->getSPDoc()) );
   auto box_button = new Gtk::Box(Gtk::ORIENTATION_HORIZONTAL);
   box_button->set_homogeneous(false);
   Gtk::Label *label = new Gtk::Label("");
   if (!param_label.empty()) {
       if (value || inactive_label.empty()) {
           label->set_text(param_label.c_str());
       } else {
           label->set_text(inactive_label.c_str());
       }
   }
   label->show();
   if (_icon_active) {
       if (!_icon_inactive) {
           _icon_inactive = _icon_active;
       }
       box_button->show();
       Gtk::Widget *icon_button = nullptr;
       if (!value) {
           icon_button = sp_get_icon_image(_icon_inactive, _icon_size);
       } else {
           icon_button = sp_get_icon_image(_icon_active, _icon_size);
       }
       icon_button->show();
       box_button->pack_start(*icon_button, false, false, 1);
       if (!param_label.empty()) {
           box_button->pack_start(*label, false, false, 1);
       }
   } else {
       box_button->pack_start(*label, false, false, 1);
   }

   checkwdg->add(*Gtk::manage(box_button));
   checkwdg->setActive(value);
   checkwdg->setProgrammatically = false;
   checkwdg->set_undo_parameters(_("Change togglebutton parameter"), INKSCAPE_ICON("dialog-path-effects"));

   _toggled_connection = checkwdg->signal_toggled().connect(sigc::mem_fun(*this, &ToggleButtonParam::toggled));
   return checkwdg;
}

void
ToggleButtonParam::refresh_button()
{
    if (!_toggled_connection.connected()) {
        return;
    }

    if(!checkwdg){
        return;
    }
    Gtk::Container *box_button = dynamic_cast<Gtk::Container *>(checkwdg->get_child());
    if(!box_button){
        return;
    }
    std::vector<Gtk::Widget *> children = box_button->get_children();
    if (!param_label.empty()) {
        Gtk::Label *lab = dynamic_cast<Gtk::Label*>(children[children.size()-1]);
        if (!lab) return;
        if(value || inactive_label.empty()){
            lab->set_text(param_label.c_str());
        }else{
            lab->set_text(inactive_label.c_str());
        }
    }
    if ( _icon_active ) {
        Gtk::Widget *im = dynamic_cast<Gtk::Image *>(children[0]);
        if (!im) return;
        if (!value) {
            im = sp_get_icon_image(_icon_inactive, _icon_size);
        } else {
            im = sp_get_icon_image(_icon_active, _icon_size);
        }
    }
}

void
ToggleButtonParam::param_setValue(bool newvalue)
{
    if (value != newvalue) {
        param_effect->refresh_widgets = true;
    }
    value = newvalue;
    refresh_button();
}

void
ToggleButtonParam::toggled() {
    if (SP_ACTIVE_DESKTOP) {
        Inkscape::Selection *selection = SP_ACTIVE_DESKTOP->getSelection();
        selection->emitModified();
    }
    _signal_toggled.emit();
}

} /* namespace LivePathEffect */

} /* 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 :