pxmlw6n2f/Gazebo_Distributed_TCP/gazebo/gui/TopicSelector.hh

94 lines
2.9 KiB
C++

/*
* Copyright (C) 2012 Open Source Robotics Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#ifndef _TOPICSELECTOR_HH_
#define _TOPICSELECTOR_HH_
#include <string>
#include "gazebo/common/Time.hh"
#include "gazebo/gui/qt.h"
#include "gazebo/util/system.hh"
namespace gazebo
{
namespace gui
{
/// \addtogroup gazebo_gui
/// \{
/// \class TopicSelector TopicSelector.hh gui/TopicSelector.hh
/// \brief A widget that provides a list of topics to select from.
class GZ_GUI_VISIBLE TopicSelector : public QDialog
{
Q_OBJECT
/// \brief Constructor
/// \param[in] _parent Parent widget pointer.
public: TopicSelector(QWidget *_parent = 0);
/// \brief Destructor
public: virtual ~TopicSelector();
/// \brief Get the topic that was selected.
/// \return The selected topic, which can be an empty string if no
/// topic was selected.
public: std::string GetTopic() const;
/// \brief Get the message type that was selected.
/// \return The selected topic's published message type.
public: std::string GetMsgType() const;
/// \brief Utility function to get the list of topic names.
private: void GetTopicList();
/// \brief Callback when okay button is selected.
private slots: void OnOkay();
/// \brief Callback when cancel button is selected.
private slots: void OnCancel();
/// \brief Callback when an item is selected with a single mouse click.
/// \param[in] _item Pointer to the item selected.
/// \param[in] _column Column selected.
private slots: void OnSelection(QTreeWidgetItem *_item, int _column);
/// \brief Callback when an item is selected with a double mouse click.
/// \param[in] _item Pointer to the item selected.
/// \param[in] _column Column selected.
private slots: void OnDoubleClickSelection(QTreeWidgetItem *_item,
int _column);
/// \brief The tree widget which holds all the topics.
private: QTreeWidget *treeWidget;
/// \brief Button used to finalize topic selection
private: QPushButton *okayButton;
/// \brief The name of the selected topic.
private: std::string topicName;
/// \brief The message type of the selected topic.
private: std::string msgType;
/// \brief Previous update time.
private: common::Time prevTime;
};
/// \}
}
}
#endif