/* * Copyright (C) 2005-2007 Authors: * Ted Gould <ted@gould.cx> * Johan Engelen <johan@shouraizou.nl> * * Released under GNU GPL, read the file 'COPYING' for more information */ #ifdef HAVE_CONFIG_H # include "config.h" #endif #include <gtkmm/adjustment.h> #include <gtkmm/box.h> #include <gtkmm/spinbutton.h> #include <xml/node.h> #include "extension.h" #include "parambool.h" namespace Inkscape { namespace Extension { /** \brief Use the superclass' allocator and set the \c _value */ 00025 ParamBool::ParamBool (const gchar * name, const gchar * guitext, const gchar * desc, const Parameter::_scope_t scope, Inkscape::Extension::Extension * ext, Inkscape::XML::Node * xml) : Parameter(name, guitext, desc, scope, ext), _value(false) { const char * defaultval = NULL; if (sp_repr_children(xml) != NULL) defaultval = sp_repr_children(xml)->content(); if (defaultval != NULL && (!strcmp(defaultval, "TRUE") || !strcmp(defaultval, "true") || !strcmp(defaultval, "1"))) { _value = true; } else { _value = false; } gchar * pref_name = this->pref_name(); _value = (bool)prefs_get_int_attribute(PREF_DIR, pref_name, _value); g_free(pref_name); return; } /** \brief A function to set the \c _value \param in The value to set to \param doc A document that should be used to set the value. \param node The node where the value may be placed This function sets the internal value, but it also sets the value in the preferences structure. To put it in the right place, \c PREF_DIR and \c pref_name() are used. */ bool 00055 ParamBool::set( bool in, SPDocument * /*doc*/, Inkscape::XML::Node * /*node*/ ) { _value = in; gchar * prefname = this->pref_name(); prefs_set_int_attribute(PREF_DIR, prefname, _value == true ? 1 : 0); g_free(prefname); return _value; } /** \brief A check button which is Param aware. It works with the parameter to change it's value as the check button changes value. */ 00069 class ParamBoolCheckButton : public Gtk::CheckButton { private: /** \brief Param to change */ 00072 ParamBool * _pref; SPDocument * _doc; Inkscape::XML::Node * _node; sigc::signal<void> * _changeSignal; public: /** \brief Initialize the check button \param param Which parameter to adjust on changing the check button This function sets the value of the checkbox to be that of the parameter, and then sets up a callback to \c on_toggle. */ 00083 ParamBoolCheckButton (ParamBool * param, SPDocument * doc, Inkscape::XML::Node * node, sigc::signal<void> * changeSignal) : Gtk::CheckButton(), _pref(param), _doc(doc), _node(node), _changeSignal(changeSignal) { this->set_active(_pref->get(NULL, NULL) /**\todo fix */); this->signal_toggled().connect(sigc::mem_fun(this, &ParamBoolCheckButton::on_toggle)); return; } void on_toggle (void); }; /** \brief A function to respond to the check box changing Adjusts the value of the preference to match that in the check box. */ void 00098 ParamBoolCheckButton::on_toggle (void) { _pref->set(this->get_active(), NULL /**\todo fix this */, NULL); if (_changeSignal != NULL) { _changeSignal->emit(); } return; } /** \brief Return 'true' or 'false' */ void 00109 ParamBool::string (std::string &string) { if (_value) { string += "true"; } else { string += "false"; } return; } /** \brief Creates a bool check button for a bool parameter Builds a hbox with a label and a check button in it. */ Gtk::Widget * 00126 ParamBool::get_widget (SPDocument * doc, Inkscape::XML::Node * node, sigc::signal<void> * changeSignal) { Gtk::HBox * hbox = Gtk::manage(new Gtk::HBox(false, 4)); Gtk::Label * label = Gtk::manage(new Gtk::Label(_(_text), Gtk::ALIGN_LEFT)); label->show(); hbox->pack_start(*label, true, true); ParamBoolCheckButton * checkbox = new ParamBoolCheckButton(this, doc, node, changeSignal); checkbox->show(); hbox->pack_start(*checkbox, false, false); hbox->show(); return dynamic_cast<Gtk::Widget *>(hbox); } } /* namespace Extension */ } /* namespace Inkscape */