main_application.h

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#ifndef MAIN_APPLICATION_H
#define MAIN_APPLICATION_H
 
#include <config.h>
 
#include "wsutil/feature_list.h"
 
#include "ui/help_url.h"
 
#include <QApplication>
#include <QDir>
#include <QFont>
#include <QIcon>
#include <QTimer>
#include <QTranslator>
 
#include "capture_event.h"
 
struct _e_prefs;
 
class QAction;
class QSocketNotifier;
 
class MainWindow;
 
class MainApplication : public QApplication
{
    Q_OBJECT
public:
    explicit MainApplication(int &argc,  char **argv);
 
    ~MainApplication();
 
    enum AppSignal {
        CaptureFilterListChanged,
        ColumnsChanged,
        DisplayFilterListChanged,
        FieldsChanged,
        FilterExpressionsChanged,
        LocalInterfacesChanged,
        NameResolutionChanged,
        PacketDissectionChanged,
        PreferencesChanged,
        RecentPreferencesRead,
        FreezePacketList,
        AggregationChanged
    };
 
    enum MainMenuItem {
        FileOpenDialog,
        CaptureOptionsDialog
    };
 
    enum StatusInfo {
        FilterSyntax,
        FieldStatus,
        FileStatus,
        BusyStatus,
        ByteStatus,
        TemporaryStatus
    };
 
    void emitAppSignal(AppSignal signal);
 
    void queueAppSignal(AppSignal signal) { app_signals_ << signal; }
 
    void emitStatCommandSignal(const QString &menu_path, const char *arg, void *userdata);
 
    void emitTapParameterSignal(const QString cfg_abbr, const QString arg, void *userdata);
 
    void addDynamicMenuGroupItem(int group, QAction *sg_action);
 
    void appendDynamicMenuGroupItem(int group, QAction *sg_action);
 
    void removeDynamicMenuGroupItem(int group, QAction *sg_action);
 
    QList<QAction *> dynamicMenuGroupItems(int group);
 
    QList<QAction *> addedMenuGroupItems(int group);
 
    QList<QAction *> removedMenuGroupItems(int group);
 
    void clearAddedMenuGroupItems();
 
    void clearRemovedMenuGroupItems();
 
    void allSystemsGo();
 
    void emitLocalInterfaceEvent(const char *ifname, int added, int up);
 
    virtual void refreshLocalInterfaces();
 
#ifdef HAVE_LIBPCAP
    GList * getInterfaceList() const;
 
    void setInterfaceList(GList *if_list);
#endif
 
    struct _e_prefs * readConfigurationFiles(bool reset);
 
    QDir openDialogInitialDir();
 
    void setLastOpenDirFromFilename(QString file_name);
 
    void helpTopicAction(topic_action_e action);
 
    const QFont monospaceFont(bool zoomed = false) const;
 
    int monospaceTextSize(const char *str);
 
    void setConfigurationProfile(const char *profile_name, bool write_recent_file = true);
 
    void reloadLuaPluginsDelayed();
 
    bool isInitialized() { return initialized_; }
 
    void setReloadingLua(bool is_reloading) { is_reloading_lua_ = is_reloading; }
 
    bool isReloadingLua() { return is_reloading_lua_; }
 
    const QIcon &normalIcon();
 
    const QIcon &captureIcon();
 
    const QString &windowTitleSeparator() const { return window_title_separator_; }
 
    const QString windowTitleString(QStringList title_parts);
 
    const QString windowTitleString(QString title_part) { return windowTitleString(QStringList() << title_part); }
 
    void applyCustomColorsFromRecent();
 
    MainWindow *mainWindow();
 
    QTranslator translator;
 
    QTranslator translatorQt;
 
    void loadLanguage(const QString language);
 
    void doTriggerMenuItem(MainMenuItem menuItem);
 
    void zoomTextFont(int zoomLevel);
 
    void pushStatus(StatusInfo sinfo, const QString &message, const QString &messagetip = QString());
 
    void popStatus(StatusInfo sinfo);
 
    void gotoFrame(int frameNum);
 
    int maxMenuDepth(void) { return 5; }
 
private:
    bool initialized_;
 
    bool is_reloading_lua_;
 
    QFont zoomed_font_;
 
    QTimer packet_data_timer_;
 
    QTimer tap_update_timer_;
 
    QList<QString> pending_open_files_;
 
    QSocketNotifier *if_notifier_;
 
    static QString window_title_separator_;
 
    QList<AppSignal> app_signals_;
 
    int active_captures_;
 
    bool refresh_interfaces_pending_;
 
    void storeCustomColorsInRecent();
 
    void clearDynamicMenuGroupItems();
 
protected:
    bool event(QEvent *event);
 
    virtual void initializeIcons() = 0;
 
    QIcon normal_icon_;
 
    QIcon capture_icon_;
 
#ifdef HAVE_LIBPCAP
    GList *cached_if_list_;
#endif
 
signals:
    void appInitialized();
    void localInterfaceEvent(const char *ifname, int added, int up);
    void scanLocalInterfaces(GList *filter_list = nullptr);
    void localInterfaceListChanged();
    void openCaptureFile(QString cf_path, QString display_filter, unsigned int type);
    void openCaptureOptions();
    void recentPreferencesRead();
    void profileChanging();
    void profileNameChanged(const char *profile_name);
 
    void freezePacketList(bool changing_profile);
    void columnsChanged();
    void captureFilterListChanged();
    void displayFilterListChanged();
    void filterExpressionsChanged();
    void packetDissectionChanged();
    void preferencesChanged();
    void addressResolutionChanged();
    void columnDataChanged();
    void checkDisplayFilter();
    void fieldsChanged();
    void reloadLuaPlugins();
    void aggregationChanged();
 
    void openStatCommandDialog(const QString &menu_path, const char *arg, void *userdata);
    void openTapParameterDialog(const QString cfg_str, const QString arg, void *userdata);
 
    void captureActive(int);
 
    void zoomRegularFont(const QFont & font);
    void zoomMonospaceFont(const QFont & font);
 
public slots:
    void captureEventHandler(CaptureEvent ev);
 
    void flushAppSignals();
 
    void reloadDisplayFilterMacros();
 
private slots:
    void updateTaps();
 
    void cleanup();
 
    void ifChangeEventsAvailable();
 
    void refreshPacketData();
 
};
 
extern MainApplication *mainApp;
 
extern void gather_wireshark_qt_compiled_info(feature_list l);
extern void gather_wireshark_runtime_info(feature_list l);
#endif // MAIN_APPLICATION_H