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/*
* Copyright (c) 2008, 2014, Oracle and/or its affiliates. All rights reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; version 2 of the
* License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*/
#pragma once
#include <mforms/view.h>
#include <vector>
namespace mforms {
class ListBox;
#ifndef DOXYGEN_SHOULD_SKIP_THIS
#ifndef SWIG
struct ListBoxImplPtrs
{
bool (*create)(ListBox *self, bool multi_select);
void (*clear)(ListBox *self);
void (*set_heading)(ListBox *self, const std::string &text);
void (*add_items)(ListBox *self, const std::list<std::string> &items);
size_t(*add_item)(ListBox *self, const std::string &item);
void(*remove_indexes)(ListBox *self, const std::vector<size_t> &indexes);
void(*remove_index)(ListBox *self, size_t index);
std::string (*get_text)(ListBox *self);
void(*set_index)(ListBox *self, ssize_t index);
ssize_t(*get_index)(ListBox *self);
std::vector<size_t>(*get_selected_indices)(ListBox* self);
size_t(*get_count)(ListBox* self);
std::string (*get_string_value_from_index)(ListBox* self, size_t index);
};
#endif
#endif
/** A list control with a single column and multiple rows. */
class MFORMS_EXPORT ListBox : public View
{
public:
/** Constructor.
@param multi - whether multiple selection is allowed.
*/
ListBox(bool multi);
/** Clear rows from the list. */
void clear();
/** Sets a text for the control heading. */
void set_heading(const std::string &text);
/** Add an item in a new row to the list. */
size_t add_item(const std::string &item);
/** Quickly add multiple items to the list. */
void add_items(const std::list<std::string> &items);
/** Remove the item at the given index. */
void remove_index(size_t index);
/** Quickly remove multiple items from the list.
* Note: it is assumed that the indices are sorted in increasing order! */
void remove_indexes(const std::vector<size_t> &indexes);
/** Sets the selected row in the list. */
void set_selected(ssize_t index);
/** Gets the text of the selected row in the list. */
virtual std::string get_string_value();
/** Gets the index of the selected row in the list */
ssize_t get_selected_index();
/** Gets the list of selected indexes in the list */
std::vector<size_t> get_selected_indices(); // For multi selection lists.
/** Gets the number of rows in the list */
size_t get_count();
/** Gets the string value from the "index" position */
std::string get_string_value_from_index(size_t index);
#ifndef SWIG
/** Signal emitted when the selection changes.
In Python use add_changed_callback()
*/
boost::signals2::signal<void ()>* signal_changed() { return &_signal_changed; }
#ifndef DOXYGEN_SHOULD_SKIP_THIS
public:
void selection_changed();
#endif
#endif
protected:
ListBoxImplPtrs *_listbox_impl;
boost::signals2::signal<void ()> _signal_changed;
bool _updating;
};
};
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