From afb16ee5dd36b57699cbd348083c8de5e70c690e Mon Sep 17 00:00:00 2001
From: fgerlits <fgerlits@cfc7b370-4200-0410-a6e3-cb6bdb053afe>
Date: Tue, 26 Apr 2005 16:52:04 +0000
Subject: [PATCH] added browse tab to the Search window

---
 .../include/LiveSupport/Core/SearchCriteria.h |  6 +-
 .../LiveSupport/Widgets/ComboBoxText.h        | 27 +++++-
 .../widgets/src/AdvancedSearchItem.cxx        | 12 ++-
 .../modules/widgets/src/ComboBoxText.cxx      | 13 ++-
 .../products/gLiveSupport/etc/Makefile.in     |  3 +-
 .../products/gLiveSupport/src/BrowseEntry.cxx | 95 ++++++-------------
 .../products/gLiveSupport/src/BrowseEntry.h   | 58 +++++++----
 .../products/gLiveSupport/src/BrowseItem.cxx  | 64 ++++++++-----
 .../products/gLiveSupport/src/BrowseItem.h    | 77 +++++++++++++--
 .../gLiveSupport/src/SearchWindow.cxx         | 34 +++----
 .../products/gLiveSupport/src/SearchWindow.h  | 19 ++--
 livesupport/products/gLiveSupport/var/hu.txt  |  8 +-
 .../products/gLiveSupport/var/root.txt        |  8 +-
 13 files changed, 270 insertions(+), 154 deletions(-)

diff --git a/livesupport/modules/core/include/LiveSupport/Core/SearchCriteria.h b/livesupport/modules/core/include/LiveSupport/Core/SearchCriteria.h
index c58fe19af..2261ca346 100644
--- a/livesupport/modules/core/include/LiveSupport/Core/SearchCriteria.h
+++ b/livesupport/modules/core/include/LiveSupport/Core/SearchCriteria.h
@@ -22,7 +22,7 @@
  
  
     Author   : $Author: fgerlits $
-    Version  : $Revision: 1.3 $
+    Version  : $Revision: 1.4 $
     Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/modules/core/include/LiveSupport/Core/SearchCriteria.h,v $
 
 ------------------------------------------------------------------------------*/
@@ -69,7 +69,7 @@ namespace Core {
  *  Its fields are:
  *  <ul>
  *    <li>type     - values in (audioClip | playlist | all); the default is
- *                          <i>audioClip</i></li>
+ *                          <i>all</i></li>
  *    <li>operator - values in (and | or); the default is <i>and</i></li>
  *    <li>condition1 : { key : string, comparison: string, value : string }
  *                          - a search condition, where <i>key</i> is one of the
@@ -177,7 +177,7 @@ class SearchCriteria
          *  @param type one of "audioClip" (default), "playlist" or "all"
          *  @param logicalOperator either "and" (default) or "or"
          */
-        SearchCriteria(const std::string & type = "audioClip", 
+        SearchCriteria(const std::string & type = "all", 
                        const std::string & logicalOperator = "and")
                                                 throw(std::invalid_argument)
                        : limit(0), offset(0)
diff --git a/livesupport/modules/widgets/include/LiveSupport/Widgets/ComboBoxText.h b/livesupport/modules/widgets/include/LiveSupport/Widgets/ComboBoxText.h
index a55646217..e959858f5 100644
--- a/livesupport/modules/widgets/include/LiveSupport/Widgets/ComboBoxText.h
+++ b/livesupport/modules/widgets/include/LiveSupport/Widgets/ComboBoxText.h
@@ -21,8 +21,8 @@
     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  
  
-    Author   : $Author: maroy $
-    Version  : $Revision: 1.2 $
+    Author   : $Author: fgerlits $
+    Version  : $Revision: 1.3 $
     Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/modules/widgets/include/LiveSupport/Widgets/ComboBoxText.h,v $
 
 ------------------------------------------------------------------------------*/
@@ -63,8 +63,8 @@ using namespace LiveSupport::Core;
 /**
  *  A combo box holding text entries.
  *
- *  @author  $Author: maroy $
- *  @version $Revision: 1.2 $
+ *  @author  $Author: fgerlits $
+ *  @version $Revision: 1.3 $
  */
 class ComboBoxText : public Gtk::ComboBoxText
 {
@@ -240,6 +240,11 @@ class ComboBoxText : public Gtk::ComboBoxText
         virtual GtkType
         child_type_vfunc() const                            throw ();
 
+        /**
+         *  A signal object to notify people that the selection has changed.
+         */
+        sigc::signal<void>      signalSelectionChangedObject;
+
 
     public:
         /**
@@ -293,6 +298,20 @@ class ComboBoxText : public Gtk::ComboBoxText
         void
         set_active_text(const Glib::ustring   & text)       throw ();
         
+        /**
+         *  Accessor for the selectionChanged signal.
+         *  This signal is emitted by onMenuItemSelected() when the active
+         *  text of the ComboBoxText has changed.
+         *  It has the same function as Gtk::ComboBoxText::signal_changed().
+         *
+         *  TODO: it would be nicer to override signal_changed();
+         *  need to figure out how.
+         *
+         *  @return the signal object (a protected member of this class)
+         */
+        sigc::signal<void>
+        signalSelectionChanged(void)                        throw ();
+
 };
 
 
diff --git a/livesupport/modules/widgets/src/AdvancedSearchItem.cxx b/livesupport/modules/widgets/src/AdvancedSearchItem.cxx
index ab3b60d76..0a3a3e057 100644
--- a/livesupport/modules/widgets/src/AdvancedSearchItem.cxx
+++ b/livesupport/modules/widgets/src/AdvancedSearchItem.cxx
@@ -22,7 +22,7 @@
  
  
     Author   : $Author: fgerlits $
-    Version  : $Revision: 1.1 $
+    Version  : $Revision: 1.2 $
     Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/modules/widgets/src/Attic/AdvancedSearchItem.cxx,v $
 
 ------------------------------------------------------------------------------*/
@@ -178,11 +178,17 @@ AdvancedSearchItem :: readMetadataTypes(void)
     metadataTypes.reset(new MapVector);
     
     metadataTypes->push_back(std::make_pair(
-                            *getResourceUstring("titleMetadataDisplay"),
-                            *getResourceUstring("titleMetadataSearchKey") ));
+                            *getResourceUstring("genreMetadataDisplay"),
+                            *getResourceUstring("genreMetadataSearchKey") ));
     metadataTypes->push_back(std::make_pair(
                             *getResourceUstring("creatorMetadataDisplay"),
                             *getResourceUstring("creatorMetadataSearchKey") ));
+    metadataTypes->push_back(std::make_pair(
+                            *getResourceUstring("albumMetadataDisplay"),
+                            *getResourceUstring("albumMetadataSearchKey") ));
+    metadataTypes->push_back(std::make_pair(
+                            *getResourceUstring("titleMetadataDisplay"),
+                            *getResourceUstring("titleMetadataSearchKey") ));
     metadataTypes->push_back(std::make_pair(
                             *getResourceUstring("lengthMetadataDisplay"),
                             *getResourceUstring("lengthMetadataSearchKey") ));
diff --git a/livesupport/modules/widgets/src/ComboBoxText.cxx b/livesupport/modules/widgets/src/ComboBoxText.cxx
index b96ccf1b9..24e081b77 100644
--- a/livesupport/modules/widgets/src/ComboBoxText.cxx
+++ b/livesupport/modules/widgets/src/ComboBoxText.cxx
@@ -22,7 +22,7 @@
  
  
     Author   : $Author: fgerlits $
-    Version  : $Revision: 1.4 $
+    Version  : $Revision: 1.5 $
     Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/modules/widgets/src/ComboBoxText.cxx,v $
 
 ------------------------------------------------------------------------------*/
@@ -393,6 +393,7 @@ ComboBoxText :: onMenuItemSelected(void)                    throw ()
     Gtk::MenuItem  * item     = menu->get_active();
     Gtk::Label     * selected = (Gtk::Label*) item->get_child();
     set_active_text(selected->get_text());
+    signalSelectionChanged().emit();
 }
 
 
@@ -448,3 +449,13 @@ ComboBoxText :: set_active_text(const Glib::ustring   & text)       throw ()
     label->set_text(text);
 }
 
+
+/*------------------------------------------------------------------------------
+ *  Accessor for the selectionChanged signal.
+ *----------------------------------------------------------------------------*/
+sigc::signal<void>
+ComboBoxText :: signalSelectionChanged(void)                        throw ()
+{
+    return signalSelectionChangedObject;
+}
+
diff --git a/livesupport/products/gLiveSupport/etc/Makefile.in b/livesupport/products/gLiveSupport/etc/Makefile.in
index fc1d54eac..e4840183c 100644
--- a/livesupport/products/gLiveSupport/etc/Makefile.in
+++ b/livesupport/products/gLiveSupport/etc/Makefile.in
@@ -21,7 +21,7 @@
 #
 #
 #   Author   : $Author: fgerlits $
-#   Version  : $Revision: 1.31 $
+#   Version  : $Revision: 1.32 $
 #   Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/products/gLiveSupport/etc/Makefile.in,v $
 #
 #   @configure_input@
@@ -191,6 +191,7 @@ G_LIVESUPPORT_OBJS = ${TMP_DIR}/GLiveSupport.o \
                      ${TMP_DIR}/SchedulerWindow.o \
                      ${TMP_DIR}/SchedulePlaylistWindow.o \
                      ${TMP_DIR}/SearchWindow.o \
+                     ${TMP_DIR}/BrowseEntry.o \
                      ${TMP_DIR}/BrowseItem.o
 
 G_LIVESUPPORT_RES = ${TMP_DIR}/${PACKAGE_NAME}_root.res \
diff --git a/livesupport/products/gLiveSupport/src/BrowseEntry.cxx b/livesupport/products/gLiveSupport/src/BrowseEntry.cxx
index dd7bf6594..c603209a6 100644
--- a/livesupport/products/gLiveSupport/src/BrowseEntry.cxx
+++ b/livesupport/products/gLiveSupport/src/BrowseEntry.cxx
@@ -22,7 +22,7 @@
  
  
     Author   : $Author: fgerlits $
-    Version  : $Revision: 1.1 $
+    Version  : $Revision: 1.2 $
     Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/products/gLiveSupport/src/BrowseEntry.cxx,v $
 
 ------------------------------------------------------------------------------*/
@@ -35,13 +35,12 @@
 
 #include <iostream>
 
-#include "LiveSupport/Widgets/BrowseItem.h"
-
 #include "BrowseEntry.h"
 
 
 using namespace LiveSupport::Core;
 using namespace LiveSupport::Widgets;
+using namespace LiveSupport::GLiveSupport;
 
 /* ===================================================  local data structures */
 
@@ -57,71 +56,37 @@ using namespace LiveSupport::Widgets;
 /*------------------------------------------------------------------------------
  *  Constructor.
  *----------------------------------------------------------------------------*/
-BrowseEntry :: BrowseEntry(Ptr<ResourceBundle>::Ref    bundle)
-                                                                throw ()
+BrowseEntry :: BrowseEntry(
+        Ptr<LiveSupport::GLiveSupport::GLiveSupport>::Ref   gLiveSupport,
+        Ptr<ResourceBundle>::Ref                            bundle)
+                                                        throw ()
           : LocalizedObject(bundle)
 {
-    BrowseItem *    searchOptionsBox = Gtk::manage(new 
-                                BrowseItem(true, getBundle()) );
-    pack_start(*searchOptionsBox, Gtk::PACK_SHRINK, 5);
-
-    searchOptionsBox->signal_add_new().connect(sigc::mem_fun(*this, 
-                                    &BrowseEntry::onAddNewCondition ));
-}
-
-
-/*------------------------------------------------------------------------------
- *  Add a new search condition entrys item.
- *----------------------------------------------------------------------------*/
-void
-BrowseEntry :: onAddNewCondition(void)                  throw ()
-{
-    BrowseItem *    searchOptionsBox = Gtk::manage(new 
-                                BrowseItem(false, getBundle()) );
-    pack_start(*searchOptionsBox, Gtk::PACK_SHRINK, 5);
-
-    searchOptionsBox->signal_add_new().connect(sigc::mem_fun(*this, 
-                                    &BrowseEntry::onAddNewCondition ));
-    searchOptionsBox->show_all_children();
-    searchOptionsBox->show();
-}
-
-
-/*------------------------------------------------------------------------------
- *  Return the current state of the search fields.
- *----------------------------------------------------------------------------*/
-Ptr<SearchCriteria>::Ref
-BrowseEntry :: getSearchCriteria(void)                  throw ()
-{
-    Ptr<SearchCriteria>::Ref    criteria(new SearchCriteria("all", "and"));
-
-    Gtk::Box_Helpers::BoxList                       children = this->children();
-    Gtk::Box_Helpers::BoxList::type_base::iterator  it;
+    browseItemOne   = Gtk::manage(new BrowseItem(
+                            gLiveSupport, 
+                            *getResourceUstring("genreMetadataDisplay"),
+                            bundle ));
+    browseItemTwo   = Gtk::manage(new BrowseItem(
+                            gLiveSupport, 
+                            *getResourceUstring("creatorMetadataDisplay"),
+                            bundle ));
+    browseItemThree = Gtk::manage(new BrowseItem(
+                            gLiveSupport, 
+                            *getResourceUstring("albumMetadataDisplay"),
+                            bundle ));
     
-    for (it = children.begin(); it != children.end(); ++it) {
-        BrowseItem *    child = dynamic_cast<BrowseItem *>(
-                                                            it->get_widget() );
-        criteria->addCondition(child->getSearchCondition());
-    }
     
-    return criteria;
-}
-
-
-/*------------------------------------------------------------------------------
- *  Connect a callback to the "enter key pressed" event.
- *----------------------------------------------------------------------------*/
-void
-BrowseEntry :: connectCallback(const sigc::slot<void> &     callback)
-                                                                throw ()
-{
-    Gtk::Box_Helpers::BoxList                       children = this->children();
-    Gtk::Box_Helpers::BoxList::type_base::iterator  it;
-    
-    for (it = children.begin(); it != children.end(); ++it) {
-        BrowseItem *    child = dynamic_cast<BrowseItem *>(
-                                                            it->get_widget() );
-        child->signal_activate().connect(callback);
-    }
+    browseItemOne->signalSelectionChanged().connect(
+        sigc::bind<BrowseItem*>(
+            sigc::mem_fun(*browseItemTwo, &BrowseItem::onParentChangedShow),
+            browseItemOne ));
+    browseItemTwo->signalSelectionChanged().connect(
+        sigc::bind<BrowseItem*>(
+            sigc::mem_fun(*browseItemThree, &BrowseItem::onParentChangedShow),
+            browseItemTwo ));
+                                 
+    pack_start(*browseItemOne,   Gtk::PACK_EXPAND_WIDGET, 5);
+    pack_start(*browseItemTwo,   Gtk::PACK_EXPAND_WIDGET, 5);
+    pack_start(*browseItemThree, Gtk::PACK_EXPAND_WIDGET, 5);
 }
 
diff --git a/livesupport/products/gLiveSupport/src/BrowseEntry.h b/livesupport/products/gLiveSupport/src/BrowseEntry.h
index 065871f27..36fada061 100644
--- a/livesupport/products/gLiveSupport/src/BrowseEntry.h
+++ b/livesupport/products/gLiveSupport/src/BrowseEntry.h
@@ -22,7 +22,7 @@
  
  
     Author   : $Author: fgerlits $
-    Version  : $Revision: 1.1 $
+    Version  : $Revision: 1.2 $
     Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/products/gLiveSupport/src/BrowseEntry.h,v $
 
 ------------------------------------------------------------------------------*/
@@ -45,6 +45,8 @@
 #include "LiveSupport/Core/Ptr.h"
 #include "LiveSupport/Core/LocalizedObject.h"
 #include "LiveSupport/Core/SearchCriteria.h"
+#include "BrowseItem.h"
+#include "GLiveSupport.h"
 
 
 namespace LiveSupport {
@@ -61,13 +63,13 @@ using namespace LiveSupport::Core;
 /* =============================================================== data types */
 
 /**
- *  A Gtk::VBox with one or more search input fields in it.
+ *  A Gtk::HBox with one or more search input fields in it.
  *
  *  @author  $Author: fgerlits $
- *  @version $Revision: 1.1 $
+ *  @version $Revision: 1.2 $
  */
-class BrowseEntry : public Gtk::VBox,
-                            public LocalizedObject
+class BrowseEntry : public Gtk::HBox,
+                    public LocalizedObject
 {
     private:
     
@@ -76,13 +78,31 @@ class BrowseEntry : public Gtk::VBox,
          */
         BrowseEntry(void)                               throw ();
 
+        /**
+         *  The first BrowseItem entry field.
+         */
+        BrowseItem *        browseItemOne;
+
+        /**
+         *  The second BrowseItem entry field.
+         */
+        BrowseItem *        browseItemTwo;
+
+        /**
+         *  The third BrowseItem entry field.
+         */
+        BrowseItem *        browseItemThree;
+
+
     public:
     
         /**
          *  Constructor with localization parameter.
          */
-        BrowseEntry(Ptr<ResourceBundle>::Ref    bundle)
-                                                                throw ();
+        BrowseEntry(
+            Ptr<LiveSupport::GLiveSupport::GLiveSupport>::Ref   gLiveSupport,
+            Ptr<ResourceBundle>::Ref                            bundle)
+                                                        throw ();
 
         /**
          *  A virtual destructor.
@@ -92,12 +112,6 @@ class BrowseEntry : public Gtk::VBox,
         {
         }
 
-        /**
-         *  Add a new search condition entry item.
-         */
-        void
-        onAddNewCondition(void)                                 throw ();
-
         /**
          *  Return the current state of the search fields.
          *
@@ -105,15 +119,23 @@ class BrowseEntry : public Gtk::VBox,
          *          which contains the data entered by the user
          */
         Ptr<SearchCriteria>::Ref
-        getSearchCriteria(void)                                 throw ();
+        getSearchCriteria(void)                                 throw ()
+        {
+            return browseItemThree->getSearchCriteria();
+        }
+
 
         /**
-         *  Connect a callback to the "enter key pressed" event.
+         *  The signal raised when either the combo box or the tree view
+         *  selection has changed.
          *
-         *  @param callback the function to execute when enter is pressed.
+         *  @return the signalSelectionChanged() of the last browse item
          */
-        void
-        connectCallback(const sigc::slot<void> &    callback)   throw ();
+        sigc::signal<void>
+        signalSelectionChanged(void)                        throw ()
+        {
+            return browseItemThree->signalSelectionChanged();
+        }
 };
 
 
diff --git a/livesupport/products/gLiveSupport/src/BrowseItem.cxx b/livesupport/products/gLiveSupport/src/BrowseItem.cxx
index 1961a236d..33b2ed22d 100644
--- a/livesupport/products/gLiveSupport/src/BrowseItem.cxx
+++ b/livesupport/products/gLiveSupport/src/BrowseItem.cxx
@@ -22,7 +22,7 @@
  
  
     Author   : $Author: fgerlits $
-    Version  : $Revision: 1.1 $
+    Version  : $Revision: 1.2 $
     Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/products/gLiveSupport/src/BrowseItem.cxx,v $
 
 ------------------------------------------------------------------------------*/
@@ -60,13 +60,11 @@ using namespace LiveSupport::GLiveSupport;
  *----------------------------------------------------------------------------*/
 BrowseItem :: BrowseItem(
         Ptr<LiveSupport::GLiveSupport::GLiveSupport>::Ref   gLiveSupport,
-        Ptr<Glib::ustring>::Ref                             metadata,
-        Ptr<SearchCriteria>::Ref                            parentCriteria,
+        const Glib::ustring &                               metadata,
         Ptr<ResourceBundle>::Ref                            bundle)
                                                                     throw ()
           : LocalizedObject(bundle),
-            gLiveSupport(gLiveSupport),
-            parentCriteria(parentCriteria)
+            gLiveSupport(gLiveSupport)
 {
     try {
         if (!metadataTypes) {
@@ -80,6 +78,8 @@ BrowseItem :: BrowseItem(
         std::exit(1);
     }
     
+    parentCriteria.reset(new SearchCriteria);
+    
     Ptr<WidgetFactory>::Ref     wf = WidgetFactory::getInstance();
 
     metadataEntry = Gtk::manage(wf->createComboBoxText());
@@ -87,28 +87,32 @@ BrowseItem :: BrowseItem(
     for (it = metadataTypes->begin(); it != metadataTypes->end(); ++it) {
         metadataEntry->append_text(it->first);
     }
-    metadataEntry->set_active_text(*metadata);
-    if (metadataEntry->get_active_text() != *metadata) {
+    metadataEntry->set_active_text(metadata);
+    if (metadataEntry->get_active_text() != metadata) {
         metadataEntry->set_active_text(metadataTypes->front().first);
     }
-    pack_start(*metadataEntry, Gtk::PACK_EXPAND_WIDGET, 5);
+    metadataEntry->signalSelectionChanged().connect(sigc::mem_fun(*this,
+                                                        &BrowseItem::onShow ));
+    pack_start(*metadataEntry, Gtk::PACK_SHRINK, 5);
 
     treeModel = Gtk::ListStore::create(modelColumns);
     
     metadataValues = Gtk::manage(wf->createTreeView(treeModel));
     metadataValues->appendColumn("", modelColumns.column);
     metadataValues->set_headers_visible(false);
-    pack_start(*metadataValues, Gtk::PACK_EXPAND_WIDGET, 5);
+    metadataValues->signal_cursor_changed().connect(sigc::mem_fun(*this,
+                                    &BrowseItem::emitSignalSelectionChanged ));
+    pack_start(*metadataValues, Gtk::PACK_SHRINK, 5);
     
-    reset();
+    onShow();
 }
 
 
 /*------------------------------------------------------------------------------
- *  Return the current state of the search fields.
+ *  Return the search criteria selected by the user.
  *----------------------------------------------------------------------------*/
-Ptr<SearchCriteria::SearchConditionType>::Ref
-BrowseItem :: getSearchCondition(void)          throw (std::invalid_argument)
+Ptr<SearchCriteria>::Ref
+BrowseItem :: getSearchCriteria(void)           throw (std::invalid_argument)
 {
     std::string    metadataName = metadataEntry->get_active_text();
     std::string    metadataKey;
@@ -134,18 +138,23 @@ BrowseItem :: getSearchCondition(void)          throw (std::invalid_argument)
     if (refSelection) {
         Gtk::TreeModel::iterator iter = refSelection->get_selected();
         if (iter) {
+            found = true;
             metadataValue = (*iter)[modelColumns.column];
         }
     }
     
     if (!found) {
-        metadataValue = *getResourceUstring("allStringForBrowse");
-    }                                   // may throw std::invalid_argument
+        return parentCriteria;      // should never happen, but für alle Fälle
+    }
     
-    Ptr<SearchCriteria::SearchConditionType>::Ref
-            condition(new SearchCriteria::SearchConditionType(
-                                            metadataKey, "=", metadataValue ));
-    return condition;
+    if (metadataValue == allString) {
+        return parentCriteria;
+        
+    } else {
+        Ptr<SearchCriteria>::Ref  criteria(new SearchCriteria(*parentCriteria));
+        criteria->addCondition(metadataKey, "=", metadataValue);
+        return criteria;
+    }
 }
 
 
@@ -159,11 +168,17 @@ BrowseItem :: readMetadataTypes(void)
     metadataTypes.reset(new MapVector);
     
     metadataTypes->push_back(std::make_pair(
-                            *getResourceUstring("titleMetadataDisplay"),
-                            *getResourceUstring("titleMetadataSearchKey") ));
+                            *getResourceUstring("genreMetadataDisplay"),
+                            *getResourceUstring("genreMetadataSearchKey") ));
     metadataTypes->push_back(std::make_pair(
                             *getResourceUstring("creatorMetadataDisplay"),
                             *getResourceUstring("creatorMetadataSearchKey") ));
+    metadataTypes->push_back(std::make_pair(
+                            *getResourceUstring("albumMetadataDisplay"),
+                            *getResourceUstring("albumMetadataSearchKey") ));
+    metadataTypes->push_back(std::make_pair(
+                            *getResourceUstring("titleMetadataDisplay"),
+                            *getResourceUstring("titleMetadataSearchKey") ));
     metadataTypes->push_back(std::make_pair(
                             *getResourceUstring("lengthMetadataDisplay"),
                             *getResourceUstring("lengthMetadataSearchKey") ));
@@ -201,7 +216,7 @@ BrowseItem :: readOperatorTypes(void)
  *  Fill in the column with the possible values.
  *----------------------------------------------------------------------------*/
 void
-BrowseItem :: reset(void)                                           throw ()
+BrowseItem :: onShow(void)                                          throw ()
 {
     std::string                metadataName = metadataEntry->get_active_text();
     Ptr<Glib::ustring>::Ref    metadataKey(new Glib::ustring);
@@ -224,11 +239,12 @@ BrowseItem :: reset(void)                                           throw ()
     int rowNumber = 1;
     Gtk::TreeModel::Row     row = *treeModel->append();
     try {
-        row[modelColumns.column] = *getResourceUstring("allStringForBrowse");
+        allString = *getResourceUstring("allStringForBrowse");
     } catch (std::invalid_argument &e) {
         std::cerr << e.what() << std::endl;
         std::exit(1);
     }
+    row[modelColumns.column]                = allString;
     row[modelColumns.rowNumberColumn]       = rowNumber++;
     metadataValues->get_selection()->select(*row);
 
@@ -240,5 +256,7 @@ BrowseItem :: reset(void)                                           throw ()
         row[modelColumns.column]            = *valuesIt;
         row[modelColumns.rowNumberColumn]   = rowNumber++;
     }
+    
+    emitSignalSelectionChanged();
 }
 
diff --git a/livesupport/products/gLiveSupport/src/BrowseItem.h b/livesupport/products/gLiveSupport/src/BrowseItem.h
index dc60305a8..2840e39b1 100644
--- a/livesupport/products/gLiveSupport/src/BrowseItem.h
+++ b/livesupport/products/gLiveSupport/src/BrowseItem.h
@@ -22,7 +22,7 @@
  
  
     Author   : $Author: fgerlits $
-    Version  : $Revision: 1.1 $
+    Version  : $Revision: 1.2 $
     Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/products/gLiveSupport/src/BrowseItem.h,v $
 
 ------------------------------------------------------------------------------*/
@@ -72,8 +72,15 @@ using namespace LiveSupport::Widgets;
 /**
  *  A single browse input field.
  *
+ *  It consists of a Widgets::ComboBoxText and a Widgets::ZebraTreeView
+ *  (without header).  It stores a "parent search criteria", and shows all
+ *  possible metadata values of the type selected in the ComboBoxText which
+ *  match this condition.  The parent search criteria should be conjunction
+ *  of all search conditions selected in BrowseItem objects to the left of
+ *  this one.
+ *
  *  @author  $Author: fgerlits $
- *  @version $Revision: 1.1 $
+ *  @version $Revision: 1.2 $
  */
 class BrowseItem : public Gtk::VBox,
                    public LocalizedObject
@@ -112,7 +119,7 @@ class BrowseItem : public Gtk::VBox,
          *  Lists one clip per row.
          *
          *  @author $Author: fgerlits $
-         *  @version $Revision: 1.1 $
+         *  @version $Revision: 1.2 $
          */
         class ModelColumns : public ZebraTreeModelColumnRecord
         {
@@ -141,6 +148,12 @@ class BrowseItem : public Gtk::VBox,
          */
         Glib::RefPtr<Gtk::ListStore>    treeModel;
 
+        /**
+         *  This is pretty lame, but we store the localized version of the 
+         *  "--- all ---" string here.
+         */
+        Glib::ustring                   allString;
+
         /**
          *  The GLiveSupport object, holding the state of the application.
          */
@@ -174,6 +187,23 @@ class BrowseItem : public Gtk::VBox,
         void
         readOperatorTypes(void)                 throw (std::invalid_argument);
 
+        /**
+         *  Emit the "selection changed" signal.
+         */
+        void
+        emitSignalSelectionChanged(void)        throw ()
+        {
+            signalSelectionChanged().emit();
+        }
+
+
+    protected:
+    
+        /**
+         *  A signal object to notify people that the selection has changed.
+         */
+        sigc::signal<void>              signalSelectionChangedObject;
+
 
     public:
     
@@ -186,8 +216,7 @@ class BrowseItem : public Gtk::VBox,
          */
         BrowseItem(
             Ptr<LiveSupport::GLiveSupport::GLiveSupport>::Ref   gLiveSupport,
-            Ptr<Glib::ustring>::Ref                             metadata,
-            Ptr<SearchCriteria>::Ref                            parentCriteria,
+            const Glib::ustring &                               metadata,
             Ptr<ResourceBundle>::Ref                            bundle)
                                                        throw ();
 
@@ -200,20 +229,50 @@ class BrowseItem : public Gtk::VBox,
         }
 
         /**
-         *  Return the current state of the search fields.
+         *  Return the search criteria selected by the user.
+         *  This is the parent criteria (assumed to have operator "and")
+         *  with the search condition showing the current selection added
+         *  (if any).
          *
          *  @return a new LiveSupport::Storage::SearchCriteria instance,
          *          which contains the data entered by the user
          */
-        Ptr<SearchCriteria::SearchConditionType>::Ref
-        getSearchCondition(void)               throw (std::invalid_argument);
+        Ptr<SearchCriteria>::Ref
+        getSearchCriteria(void)                 throw (std::invalid_argument);
         
         /**
          *  Fill in the column with the possible values (limited by the
          *  parent criteria), and set the selection to "all".
          */
         void
-        reset(void)                                     throw ();
+        onShow(void)                                    throw ();
+
+        /**
+         *  The signal handler for refreshing the treeview of metadata values,
+         *  if we also need to change the parent criteria.  Same as onShow(),
+         *  plus changing the parent criteria.
+         *
+         *  @param criteria     the new parent search criteria
+         */
+        void
+        onParentChangedShow(BrowseItem *    leftNeighbor)
+                                                        throw ()
+        {
+            parentCriteria = leftNeighbor->getSearchCriteria();
+            onShow();
+        }
+        
+        /**
+         *  The signal raised when either the combo box or the tree view
+         *  selection has changed.
+         *
+         *  @return the signal object (a protected member of this class)
+         */
+        sigc::signal<void>
+        signalSelectionChanged(void)                        throw ()
+        {
+            return signalSelectionChangedObject;
+        }
 };
 
 
diff --git a/livesupport/products/gLiveSupport/src/SearchWindow.cxx b/livesupport/products/gLiveSupport/src/SearchWindow.cxx
index b94a4ec5a..17aca1bb6 100644
--- a/livesupport/products/gLiveSupport/src/SearchWindow.cxx
+++ b/livesupport/products/gLiveSupport/src/SearchWindow.cxx
@@ -22,7 +22,7 @@
  
  
     Author   : $Author: fgerlits $
-    Version  : $Revision: 1.7 $
+    Version  : $Revision: 1.8 $
     Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/products/gLiveSupport/src/SearchWindow.cxx,v $
 
 ------------------------------------------------------------------------------*/
@@ -202,27 +202,19 @@ SearchWindow :: constructAdvancedSearchView(void)               throw ()
 Gtk::VBox*
 SearchWindow :: constructBrowseView(void)                       throw ()
 {
-    Ptr<WidgetFactory>::Ref     wf = WidgetFactory::getInstance();
-
-// FIXME
-Ptr<Glib::ustring>::Ref   metadata(new Glib::ustring("Title"));
-Ptr<SearchCriteria>::Ref  criteria(new SearchCriteria);
-
-    // set up the selection panel
-// FIXME
-    BrowseItem *       browsePanel = Gtk::manage(new BrowseItem(
-                                                    gLiveSupport,
-                                                    metadata,
-                                                    criteria,
-                                                    getBundle() ));
+    // set up the browse input fields
+    browseEntry = Gtk::manage(new BrowseEntry(gLiveSupport, getBundle()));
+    
+    browseEntry->signalSelectionChanged().connect(sigc::mem_fun(
+                                            *this, &SearchWindow::onBrowse ));
 
     // set up the search results display
     ZebraTreeView *     searchResults = constructSearchResults();
     
     // make a new box and pack the main components into it
     Gtk::VBox *         view = Gtk::manage(new Gtk::VBox);
-    view->pack_start(*browsePanel,      Gtk::PACK_EXPAND_WIDGET, 5);
-    view->pack_start(*searchResults,    Gtk::PACK_EXPAND_WIDGET,  5);
+    view->pack_start(*browseEntry,    Gtk::PACK_EXPAND_WIDGET, 5);
+    view->pack_start(*searchResults,  Gtk::PACK_EXPAND_WIDGET, 5);
     return view;
 }
 
@@ -284,6 +276,16 @@ SearchWindow :: onAdvancedSearch(void)                          throw ()
 }
 
 
+/*------------------------------------------------------------------------------
+ *  Event handler for changed selection in the Browse view.
+ *----------------------------------------------------------------------------*/
+void
+SearchWindow :: onBrowse(void)                                  throw ()
+{
+    onSearch(browseEntry->getSearchCriteria());
+}
+
+
 /*------------------------------------------------------------------------------
  *  Do the searching.
  *----------------------------------------------------------------------------*/
diff --git a/livesupport/products/gLiveSupport/src/SearchWindow.h b/livesupport/products/gLiveSupport/src/SearchWindow.h
index da5b21532..10a637b32 100644
--- a/livesupport/products/gLiveSupport/src/SearchWindow.h
+++ b/livesupport/products/gLiveSupport/src/SearchWindow.h
@@ -22,7 +22,7 @@
  
  
     Author   : $Author: fgerlits $
-    Version  : $Revision: 1.6 $
+    Version  : $Revision: 1.7 $
     Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/products/gLiveSupport/src/SearchWindow.h,v $
 
 ------------------------------------------------------------------------------*/
@@ -52,8 +52,8 @@
 #include "LiveSupport/Widgets/ZebraTreeModelColumnRecord.h"
 #include "LiveSupport/Widgets/AdvancedSearchEntry.h"
 #include "GLiveSupport.h"
-//FIXME
-#include "BrowseItem.h"
+#include "BrowseEntry.h"
+
 
 namespace LiveSupport {
 namespace GLiveSupport {
@@ -73,7 +73,7 @@ using namespace LiveSupport::Widgets;
  *  The Search/Browse window.
  *
  *  @author $Author: fgerlits $
- *  @version $Revision: 1.6 $
+ *  @version $Revision: 1.7 $
  */
 class SearchWindow : public WhiteWindow, public LocalizedObject
 {
@@ -92,8 +92,7 @@ class SearchWindow : public WhiteWindow, public LocalizedObject
         /**
          *  The box containing the browse input fields.
          */
-// FIXME
-        BrowseItem *                browseEntry;
+        BrowseEntry *               browseEntry;
 
         /**
          *  Construct the simple search view.
@@ -144,6 +143,12 @@ class SearchWindow : public WhiteWindow, public LocalizedObject
         void
         onAdvancedSearch(void)                                  throw ();
 
+        /**
+         *  Event handler for changed selection in the Browse view.
+         */
+        void
+        onBrowse(void)                                          throw ();
+
         /**
          *  Do the searching.
          */
@@ -155,7 +160,7 @@ class SearchWindow : public WhiteWindow, public LocalizedObject
          *  Lists one clip per row.
          *
          *  @author $Author: fgerlits $
-         *  @version $Revision: 1.6 $
+         *  @version $Revision: 1.7 $
          */
         class ModelColumns : public ZebraTreeModelColumnRecord
         {
diff --git a/livesupport/products/gLiveSupport/var/hu.txt b/livesupport/products/gLiveSupport/var/hu.txt
index 6756fb568..0504fe9e4 100644
--- a/livesupport/products/gLiveSupport/var/hu.txt
+++ b/livesupport/products/gLiveSupport/var/hu.txt
@@ -145,10 +145,14 @@ hu:table
         creatorColumnLabel:string     { "Előadó" }
         lengthColumnLabel:string      { "Hossz" }
         
-        titleMetadataDisplay:string       { "Cím" }
-        titleMetadataSearchKey:string     { "dc:title" }
+        genreMetadataDisplay:string       { "Műfaj" }
+        genreMetadataSearchKey:string     { "dc:type" }
         creatorMetadataDisplay:string     { "Előadó" }
         creatorMetadataSearchKey:string   { "dc:creator" }
+        albumMetadataDisplay:string       { "Lemez" }
+        albumMetadataSearchKey:string     { "dc:source" }
+        titleMetadataDisplay:string       { "Cím" }
+        titleMetadataSearchKey:string     { "dc:title" }
         lengthMetadataDisplay:string      { "Hossz" }
         lengthMetadataSearchKey:string    { "dcterms:extent" }
         
diff --git a/livesupport/products/gLiveSupport/var/root.txt b/livesupport/products/gLiveSupport/var/root.txt
index 82142ef81..a557669ab 100644
--- a/livesupport/products/gLiveSupport/var/root.txt
+++ b/livesupport/products/gLiveSupport/var/root.txt
@@ -147,10 +147,14 @@ root:table
         creatorColumnLabel:string     { "Creator" }
         lengthColumnLabel:string      { "Length" }
         
-        titleMetadataDisplay:string       { "Title" }
-        titleMetadataSearchKey:string     { "dc:title" }
+        genreMetadataDisplay:string       { "Genre" }
+        genreMetadataSearchKey:string     { "dc:type" }
         creatorMetadataDisplay:string     { "Creator" }
         creatorMetadataSearchKey:string   { "dc:creator" }
+        albumMetadataDisplay:string       { "Album" }
+        albumMetadataSearchKey:string     { "dc:source" }
+        titleMetadataDisplay:string       { "Title" }
+        titleMetadataSearchKey:string     { "dc:title" }
         lengthMetadataDisplay:string      { "Length" }
         lengthMetadataSearchKey:string    { "dcterms:extent" }