ui.h

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// console user interface
// Author: Max Schwarz <max.schwarz@uni-bonn.de>
 
#ifndef UI_H
#define UI_H
 
#include "monitor/monitor.h"
#include "fd_watcher.h"
#include "terminal.h"
#include "log_event.h"
 
#include <ros/wall_timer.h>
 
#include <map>
#include <unordered_set>
 
namespace rosmon
{
 
class UI
{
public:
        explicit UI(monitor::Monitor* monitor, const FDWatcher::Ptr& fdWatcher);
        ~UI();
 
        void update();
        void log(const LogEvent& event);
private:
        struct ChannelInfo
        {
                ChannelInfo()
                {}
 
                ChannelInfo(Terminal* term)
                 : stdoutParser{term}
                 , stderrParser{term}
                {}
 
                ChannelInfo(Terminal* term, uint32_t color)
                 : stdoutParser{term}
                 , stderrParser{term}
                 , labelColor(color)
                {}
 
                Terminal::Parser stdoutParser;
                Terminal::Parser stderrParser;
                uint32_t labelColor;
        };
 
        void drawStatusLine();
        void checkWindowSize();
        void setupColors();
 
        void readInput();
        void checkTerminal();
 
        void handleKey(int key);
 
        bool anyMuted() const;
 
        void startAll();
 
        void stopAll();
 
        void muteAll();
 
        void unmuteAll();
 
        bool stderrOnly();
 
        void toggleStderrOnly();
 
        void scheduleUpdate();
 
        std::string nodeDisplayName(monitor::NodeMonitor& node, std::size_t maxWidth = std::string::npos);
 
        monitor::Monitor* m_monitor;
        FDWatcher::Ptr m_fdWatcher;
        bool m_refresh_required = true;
        bool m_stderr_only = false;
 
        Terminal m_term;
 
        int m_columns;
        ros::WallTimer m_sizeTimer;
        ros::WallTimer m_terminalCheckTimer;
 
        std::map<std::string, ChannelInfo> m_nodeColorMap;
 
        int m_selectedNode;
 
        std::string m_strSetColor;
 
        bool m_searchActive = false;
        std::string m_searchString;
        unsigned int m_searchSelectedIndex;
        std::vector<unsigned int> m_searchNodes;
        unsigned int m_searchDisplayColumns = 0;
 
        Terminal::Color m_color_bar;
 
        Terminal::Style m_style_barLine;
        Terminal::Style m_style_bar;
        Terminal::Style m_style_barKey;
        Terminal::Style m_style_barHighlight;
 
        Terminal::Style m_style_nodeKey;
        Terminal::Style m_style_nodeKeyMuted;
 
        Terminal::Style m_style_nodeIdle;
        Terminal::Style m_style_nodeRunning;
        Terminal::Style m_style_nodeCrashed;
        Terminal::Style m_style_nodeWaiting;
 
        Terminal::Style m_style_nodeIdleFaded;
        Terminal::Style m_style_nodeRunningFaded;
        Terminal::Style m_style_nodeCrashedFaded;
        Terminal::Style m_style_nodeWaitingFaded;
 
        unsigned int m_nodeLabelWidth = 20;
};
 
}
 
#endif