From e8bb0ef7701e6bb565dc178424687e82b12bd8ec Mon Sep 17 00:00:00 2001
From: mickeyl <mickeyl>
Date: Fri, 06 May 2005 20:18:58 +0000
Subject: first sketch at ODirNotification class

---
diff --git a/examples/opiecore/onotifydemo/onotifydemo.cpp b/examples/opiecore/onotifydemo/onotifydemo.cpp
index 0e84d80..2beda2a 100644
--- a/examples/opiecore/onotifydemo/onotifydemo.cpp
+++ b/examples/opiecore/onotifydemo/onotifydemo.cpp
@@ -11,6 +11,7 @@ using namespace Opie::Ui;
 
 /* QT */
 #include <qcheckbox.h>
+#include <qfileinfo.h>
 #include <qvbox.h>
 #include <qhbox.h>
 #include <qhbuttongroup.h>
@@ -89,15 +90,47 @@ DemoApp::DemoApp( int argc, char** argv ) : OApplication( argc, argv, "libopie2
         QString filename = OFileDialog::getOpenFileName( OFileSelector::ExtendedAll );
         if ( !filename.isEmpty() )
         {
+            bool success = true;
             odebug << "Filename = " << filename << oendl;
 
             int fntype = m;
             QString modifier = QString().sprintf( " = 0x%08x", fntype );
-            new OListViewItem( l, filename, multi ? "MULTI" : "SINGLE", modifier );
-            if ( !multi )
-                OFileNotification::singleShot( filename, this, SLOT( trigger() ), (OFileNotificationType) fntype );
+
+            if ( QFileInfo( filename ).isFile() )
+            {
+                if ( !multi )
+                {
+                    success = OFileNotification::singleShot( filename, this, SLOT( unnamedTrigger() ), (OFileNotificationType) fntype );
+                }
+                else
+                {
+                    OFileNotification* fn = new OFileNotification();
+                    success = fn->watch( filename, false, (OFileNotificationType) fntype );
+                    connect( fn, SIGNAL( triggered( const QString& ) ), this, SLOT( namedTrigger( const QString& ) ) );
+                }
+            }
+            else if ( QFileInfo( filename ).isDir() )
+            {
+                ODirNotification* dn = new ODirNotification();
+                success = dn->watch( filename, !multi, (OFileNotificationType) fntype );
+                connect( dn, SIGNAL( triggered( const QString& ) ), this, SLOT( namedTrigger( const QString& ) ) );
+            }
+            else
+            {
+                odebug << "Huh!? Neither file nor directory..." << oendl;
+                return;
+            }
+
+/*            if ( !success )
+            {
+                QMessageBox::warning( 0, "Add Trigger", "<p>Couldn't add trigger :(</p>", "&Sorry", 0 );
+                return;
+            }
             else
-                odebug << "not yet implemented..." << oendl;
+*/            {
+                new OListViewItem( l, filename, multi ? "MULTI" : "SINGLE", modifier );
+            }
+            return;
         }
         else
         {
@@ -124,9 +157,14 @@ DemoApp::DemoApp( int argc, char** argv ) : OApplication( argc, argv, "libopie2
         }
     }
 
-    void DemoApp::trigger()
+    void DemoApp::unnamedTrigger()
+    {
+        owarn << "DemoApp::singleShotStrigger() : F I R E !!!!!" << oendl;
+    }
+
+    void DemoApp::namedTrigger( const QString& path )
     {
-        owarn << "FIRE!" << oendl;
+        owarn << "DemoApp::named trigger = " << path << " : F I R E !!!!!" << oendl;
     }
 
 int main( int argc, char** argv )
diff --git a/examples/opiecore/onotifydemo/onotifydemo.h b/examples/opiecore/onotifydemo/onotifydemo.h
index c4e3456..f6ac5ea 100644
--- a/examples/opiecore/onotifydemo/onotifydemo.h
+++ b/examples/opiecore/onotifydemo/onotifydemo.h
@@ -19,7 +19,8 @@ public slots:
     void addSingle();
     void addMulti();
     void delTrigger();
-    void trigger();
+    void unnamedTrigger();
+    void namedTrigger( const QString& name );
 
 private:
   Opie::Ui::OListView* l;
diff --git a/libopie2/opiecore/ofilenotify.cpp b/libopie2/opiecore/ofilenotify.cpp
index efd041a..11d4f87 100644
--- a/libopie2/opiecore/ofilenotify.cpp
+++ b/libopie2/opiecore/ofilenotify.cpp
@@ -93,17 +93,17 @@ int OFileNotification::watch( const QString& path, bool sshot, OFileNotification
         return -1;
     }
 
-    if ( notification_list.isEmpty() )
-    {
-        OFileNotification::registerEventHandler();
-    }
-
     return startWatching( path, sshot, type );
 }
 
 
 int OFileNotification::startWatching( const QString& path, bool sshot, OFileNotificationType type )
 {
+    if ( notification_list.isEmpty() )
+    {
+        OFileNotification::registerEventHandler();
+    }
+
     struct inotify_watch_request iwr;
     ::memset( &iwr, 0, sizeof iwr );
     iwr.name = const_cast<char*>( (const char*) path );
@@ -255,9 +255,24 @@ ODirNotification::~ODirNotification()
 int ODirNotification::watch( const QString& path, bool sshot, OFileNotificationType type, int recurse )
 {
     qDebug( "ODirNotification::watch( %s, %d, 0x%08x, %d )", (const char*) path, sshot, type, recurse );
-    return 0;
-}
 
+    if ( recurse == 0 )
+    {
+        OFileNotification* fn = new OFileNotification( this, "ODirNotification delegate" );
+        int result = fn->startWatching( path, sshot, type );
+        if ( result != -1 )
+        {
+            connect( fn, SIGNAL( triggered( const QString& ) ), this, SIGNAL( triggered( const QString& ) ) );
+            return result;
+        }
+    }
+    else
+    {
+        qDebug( "ODirNotification::watch(), recursion not yet implemented... :)" );
+        return -1;
+    }
 }
 
-}
\ No newline at end of file
+} // namespace Ui
+
+} // namespace Opie
diff --git a/libopie2/opiecore/ofilenotify.h b/libopie2/opiecore/ofilenotify.h
index 41ba84d..3eb917e 100644
--- a/libopie2/opiecore/ofilenotify.h
+++ b/libopie2/opiecore/ofilenotify.h
@@ -129,13 +129,13 @@ class OFileNotification : public QObject
      *     int main( int argc, char **argv )
      *     {
      *         OApplication a( argc, argv, "File Notification Example" );
-     *         OFileNotification::singleShot( "/tmp/quit", &a, SLOT(quit()), Create );
+     *         OFileNotification::singleShot( "/tmp/quit", &a, SLOT(quit()), Access );
      *         ... // create and show your widgets
      *         return a.exec();
      *     }
      *  </pre>
      *
-     * This sample program automatically terminates when the file "/tmp/quit" has been created.
+     * This sample program automatically terminates when the file "/tmp/quit" has been accessed.
      *
      *
      * The @a receiver is the receiving object and the @a member is the slot.
@@ -222,6 +222,12 @@ class ODirNotification : public QObject
      * Set @a sshot to True if you want to be notified only once.
      **/
     int watch( const QString& path, bool sshot = false, OFileNotificationType type = Modify, int recurse = 0 );
+
+  signals:
+    /**
+     * This signal is emitted if an event happens of the specified type happens to the directory being watched.
+     **/
+    void triggered( const QString& name );
 };
 
 
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