1 files changed, 165 insertions, 0 deletions
diff --git a/kpf/src/ActiveMonitor.h b/kpf/src/ActiveMonitor.h
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+++ b/kpf/src/ActiveMonitor.h
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+/*
+  KPF - Public fileserver for KDE
+
+  Copyright 2001 Rik Hemsley (rikkus) <rik@kde.org>
+
+  Permission is hereby granted, free of charge, to any person obtaining a copy
+  of this software and associated documentation files (the "Software"), to
+  deal in the Software without restriction, including without limitation the
+  rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+  sell copies of the Software, and to permit persons to whom the Software is
+  furnished to do so, subject to the following conditions:
+
+  The above copyright notice and this permission notice shall be included in
+  all copies or substantial portions of the Software.
+
+  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+  AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+  ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+  WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+*/
+
+#ifndef KPF_ACTIVE_MONITOR_H
+#define KPF_ACTIVE_MONITOR_H
+
+#include <qmap.h>
+#include <qtimer.h>
+#include <qwidget.h>
+
+class QListView;
+class QPainter;
+class QPushButton;
+
+namespace KPF
+{
+  class WebServer;
+  class Server;
+  class ActiveMonitorItem;
+
+  /**
+   * Shows a list of ActiveMonitorItem objects.
+   *
+   * Proxies signals from Server objects to ActiveMonitorItem objects.
+   * This is done to avoid making ActiveMonitorItem inherit QObject.
+   */
+  class ActiveMonitor : public QWidget
+  {
+    Q_OBJECT
+
+    public:
+
+      /**
+       * @param server WebServer which we should connect to in order to
+       * receive signals.
+       */
+      ActiveMonitor
+        (
+          WebServer   * server,
+          QWidget     * parent  = 0,
+          const char  * name    = 0
+        );
+
+      virtual ~ActiveMonitor();
+
+      /**
+       * @return WebServer object we were given at construction.
+       */
+      WebServer * server();
+
+    public slots:
+
+      /**
+       * Look for selected ActiveMonitorItem objects and kill their
+       * connections immediately.
+       */
+      void slotKillSelected();
+
+    protected slots:
+
+      /**
+       * Called when a Server object has been created to handle an incoming
+       * connection.
+       * Creates an ActiveMonitorItem and associates it with the server.
+       * @param server The Server which was created.
+       */
+      void slotConnection(Server * server);
+
+      /**
+       * Called when a Server object has sent data to the remote client.
+       * Updates the associated ActiveMonitorItem.
+       * @param server The Server which is handling the connection.
+       * @param bytes Number of bytes sent by the server object.
+       */
+      void slotOutput(Server * server, ulong bytes);
+
+      /**
+       * Called when a Server object has finished all transactions with its
+       * remote client and is about to die. Marks the associated
+       * ActiveMonitorItem as defunct, for later culling via slotCull.
+       * @param server The Server which is handling the connection.
+       */
+      void slotFinished(Server *);
+
+      /**
+       * Called when a Server object has received a response from its remote
+       * client. Updates the associated ActiveMonitorItem.
+       * @param server The Server which is handling the connection.
+       */
+      void slotRequest(Server *);
+
+      /**
+       * Called when a Server object has sent a response to its remote
+       * client. Updates the associated ActiveMonitorItem.
+       * @param server The Server which is handling the connection.
+       */
+      void slotResponse(Server *);
+
+      /**
+       * Called periodically to remove ActiveMonitorItem objects which are no
+       * longer associated with a Server object.
+       */
+      void slotCull();
+
+      /**
+       * Connected to the relevant signal of the contained QListView and used
+       * to update the enabled/disabled state of the button which allows
+       * killing connections.
+       */
+      void slotSelectionChanged();
+
+    protected:
+
+      /**
+       * Overridden to emit a signal when this window is closed.
+       */
+      virtual void closeEvent(QCloseEvent *);
+
+    signals:
+
+      /**
+       * Emitted when this window is closed.
+       */
+      void dying(ActiveMonitor *);
+
+      /**
+       * Emitted when the selection of the  contained QListView has changed. 
+       * @param selectionExists true if there is a selection.
+       */
+      void selection(bool selectionExists);
+
+    private:
+
+      QListView * view_;
+      WebServer * server_;
+
+      QMap<Server *, ActiveMonitorItem *> itemMap_;
+
+      QTimer cullTimer_;
+  };
+
+} // End namespace KPF
+
+#endif
+// vim:ts=2:sw=2:tw=78:et