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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Authors:
* Tavmjong Bah <tavmjong@free.fr>
*
* Copyright (C) 2017 Tavmjong Bah
*
* Released under GNU GPL v2+, read the file 'COPYING' for more information.
*/
/** \file
A combobox that can be displayed in a toolbar.
*/
#include "combo-tool-item.h"
#include "preferences.h"
#include <iostream>
#include <utility>
#include <gtkmm/toolitem.h>
#include <gtkmm/menuitem.h>
#include <gtkmm/radiomenuitem.h>
#include <gtkmm/combobox.h>
#include <gtkmm/menu.h>
#include <gtkmm/box.h>
#include <gtkmm/label.h>
#include <gtkmm/image.h>
namespace Inkscape {
namespace UI {
namespace Widget {
ComboToolItem*
ComboToolItem::create(const Glib::ustring &group_label,
const Glib::ustring &tooltip,
const Glib::ustring &stock_id,
Glib::RefPtr<Gtk::ListStore> store,
bool has_entry)
{
return new ComboToolItem(group_label, tooltip, stock_id, store, has_entry);
}
ComboToolItem::ComboToolItem(Glib::ustring group_label,
Glib::ustring tooltip,
Glib::ustring stock_id,
Glib::RefPtr<Gtk::ListStore> store,
bool has_entry) :
_active(-1),
_group_label(std::move( group_label )),
_tooltip(std::move( tooltip )),
_stock_id(std::move( stock_id )),
_store (std::move(store)),
_use_label (true),
_use_icon (false),
_use_pixbuf (true),
_icon_size ( Gtk::ICON_SIZE_LARGE_TOOLBAR ),
_combobox (nullptr),
_group_label_widget(nullptr),
_container(Gtk::manage(new Gtk::Box())),
_menuitem (nullptr)
{
add(*_container);
_container->set_spacing(3);
// ": " is added to the group label later
if (!_group_label.empty()) {
// we don't expect trailing spaces
// g_assert(_group_label.raw()[_group_label.raw().size() - 1] != ' ');
// strip space (note: raw() indexing is much cheaper on Glib::ustring)
if (_group_label.raw()[_group_label.raw().size() - 1] == ' ') {
_group_label.resize(_group_label.size() - 1);
}
}
if (!_group_label.empty()) {
// we don't expect a trailing colon
// g_assert(_group_label.raw()[_group_label.raw().size() - 1] != ':');
// strip colon (note: raw() indexing is much cheaper on Glib::ustring)
if (_group_label.raw()[_group_label.raw().size() - 1] == ':') {
_group_label.resize(_group_label.size() - 1);
}
}
// Create combobox
_combobox = Gtk::manage (new Gtk::ComboBox(has_entry));
_combobox->set_model(_store);
populate_combobox();
_combobox->signal_changed().connect(
sigc::mem_fun(*this, &ComboToolItem::on_changed_combobox));
_container->pack_start(*_combobox);
show_all();
}
void
ComboToolItem::focus_on_click( bool focus_on_click )
{
_combobox->set_focus_on_click(focus_on_click);
}
void
ComboToolItem::use_label(bool use_label)
{
_use_label = use_label;
populate_combobox();
}
void
ComboToolItem::use_icon(bool use_icon)
{
_use_icon = use_icon;
populate_combobox();
}
void
ComboToolItem::use_pixbuf(bool use_pixbuf)
{
_use_pixbuf = use_pixbuf;
populate_combobox();
}
void
ComboToolItem::use_group_label(bool use_group_label)
{
if (use_group_label == (_group_label_widget != nullptr)) {
return;
}
if (use_group_label) {
_container->remove(*_combobox);
_group_label_widget = Gtk::manage(new Gtk::Label(_group_label + ": "));
_container->pack_start(*_group_label_widget);
_container->pack_start(*_combobox);
} else {
_container->remove(*_group_label_widget);
delete _group_label_widget;
_group_label_widget = nullptr;
}
}
void
ComboToolItem::populate_combobox()
{
_combobox->clear();
ComboToolItemColumns columns;
if (_use_icon) {
Inkscape::Preferences *prefs = Inkscape::Preferences::get();
if (prefs->getBool("/theme/symbolicIcons", false)) {
auto children = _store->children();
for (auto row : children) {
Glib::ustring icon = row[columns.col_icon];
gint pos = icon.find("-symbolic");
if (pos == std::string::npos) {
icon += "-symbolic";
}
row[columns.col_icon] = icon;
}
}
Gtk::CellRendererPixbuf *renderer = new Gtk::CellRendererPixbuf;
renderer->set_property ("stock_size", Gtk::ICON_SIZE_LARGE_TOOLBAR);
_combobox->pack_start (*Gtk::manage(renderer), false);
_combobox->add_attribute (*renderer, "icon_name", columns.col_icon );
} else if (_use_pixbuf) {
Gtk::CellRendererPixbuf *renderer = new Gtk::CellRendererPixbuf;
//renderer->set_property ("stock_size", Gtk::ICON_SIZE_LARGE_TOOLBAR);
_combobox->pack_start (*Gtk::manage(renderer), false);
_combobox->add_attribute (*renderer, "pixbuf", columns.col_pixbuf );
}
if (_use_label) {
_combobox->pack_start(columns.col_label);
}
std::vector<Gtk::CellRenderer*> cells = _combobox->get_cells();
for (auto & cell : cells) {
_combobox->add_attribute (*cell, "sensitive", columns.col_sensitive);
}
set_tooltip_text(_tooltip);
_combobox->set_tooltip_text(_tooltip);
_combobox->set_active (_active);
}
void
ComboToolItem::set_active (gint active) {
if (_active != active) {
_active = active;
if (_combobox) {
_combobox->set_active (active);
}
if (active < _radiomenuitems.size()) {
_radiomenuitems[ active ]->set_active();
}
}
}
Glib::ustring
ComboToolItem::get_active_text () {
Gtk::TreeModel::Row row = _store->children()[_active];
ComboToolItemColumns columns;
Glib::ustring label = row[columns.col_label];
return label;
}
bool
ComboToolItem::on_create_menu_proxy()
{
if (_menuitem == nullptr) {
_menuitem = Gtk::manage (new Gtk::MenuItem(_group_label));
Gtk::Menu *menu = Gtk::manage (new Gtk::Menu);
Gtk::RadioButton::Group group;
int index = 0;
auto children = _store->children();
for (auto row : children) {
ComboToolItemColumns columns;
Glib::ustring label = row[columns.col_label ];
Glib::ustring icon = row[columns.col_icon ];
Glib::ustring tooltip = row[columns.col_tooltip ];
bool sensitive = row[columns.col_sensitive ];
Gtk::RadioMenuItem* button = Gtk::manage(new Gtk::RadioMenuItem(group));
button->set_label (label);
button->set_tooltip_text( tooltip );
button->set_sensitive( sensitive );
button->signal_toggled().connect( sigc::bind<0>(
sigc::mem_fun(*this, &ComboToolItem::on_toggled_radiomenu), index++)
);
menu->add (*button);
_radiomenuitems.push_back( button );
}
if ( _active < _radiomenuitems.size()) {
_radiomenuitems[ _active ]->set_active();
}
_menuitem->set_submenu (*menu);
_menuitem->show_all();
}
set_proxy_menu_item(_group_label, *_menuitem);
return true;
}
void
ComboToolItem::on_changed_combobox() {
int row = _combobox->get_active_row_number();
set_active( row );
_changed.emit (_active);
_changed_after.emit (_active);
}
void
ComboToolItem::on_toggled_radiomenu(int n) {
// toggled emitted twice, first for button toggled off, second for button toggled on.
// We want to react only to the button turned on.
if ( n < _radiomenuitems.size() &&_radiomenuitems[ n ]->get_active()) {
set_active ( n );
_changed.emit (_active);
_changed_after.emit (_active);
}
}
}
}
}
/*
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 :
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