Use a KURLRequester widget for variables of type CONFIG_ITEM_FILE. This

crates a little button next to the textarea that pops up a file open dialog
where the user can point and click on the file to select. It also drops down
a list of possible completions as the user types.

modules/gui/kde/preferences.cpp

@@ -2,7 +2,7 @@
  * preferences.cpp: preferences window for the kde gui
  *****************************************************************************
  * Copyright (C) 2001 VideoLAN
- * $Id: preferences.cpp,v 1.7 2002/10/13 14:26:47 sigmunau Exp $
+ * $Id: preferences.cpp,v 1.8 2002/10/16 23:34:27 sigmunau Exp $
  *
  * Authors: Sigmund Augdal <sigmunau@idi.ntnu.no> Mon Aug 12 2002
  *
@@ -38,6 +38,7 @@
 #include <klineedit.h>
 #include <klocale.h>
 #include <knuminput.h>
+#include <kurlrequester.h>
 
 #include "QConfigItem.h"
 #include "pluginsbox.h"
@@ -148,8 +149,6 @@ KPreferences::KPreferences(intf_thread_t *p_intf, const char *psz_module_name,
         break;
 
         case CONFIG_ITEM_STRING:
-        case CONFIG_ITEM_FILE:
-
         {
             QHBox *hb = new QHBox(category_table);
             hb->setSpacing(spacingHint());
@@ -173,6 +172,32 @@ KPreferences::KPreferences(intf_thread_t *p_intf, const char *psz_module_name,
         }
         break;
 
+        case CONFIG_ITEM_FILE:
+        {
+            QHBox *hb = new QHBox(category_table);
+            hb->setSpacing(spacingHint());
+            new QLabel(p_item->psz_text, hb);
+            /* add input box with default value */
+            vlc_mutex_lock( p_item->p_lock );
+            
+//            KLineEdit *kl = new KLineEdit( p_item->psz_value ?
+//                                           p_item->psz_value : "", hb);
+            QConfigItem *ci = new QConfigItem(this, p_item->psz_name,
+                                              p_item->i_type,
+                                              p_item->psz_value ?
+                                              p_item->psz_value : "");
+//            QPushButton *bbrowse = new QPushButton( _("Browse"), hb );
+            KURLRequester *kfile = new KURLRequester( p_item->psz_value ?
+                                                      p_item->psz_value : "",
+                                                      hb );
+            connect(kfile, SIGNAL(textChanged ( const QString & )),
+                    ci, SLOT(setValue( const QString &)));
+            QToolTip::add(kfile, p_item->psz_longtext);            
+            vlc_mutex_unlock( p_item->p_lock );
+            
+        }
+        break;
+        
         case CONFIG_ITEM_INTEGER:
             /* add input box with default value */
         {