Code

more unreffing temporary styles properly
[inkscape.git] / src / ui / dialog / filedialog.cpp
index 1b3467847200291e101b858d763e37bce7e936e9..2a5ededbb475bf88fd9f0f35b722587cb484a9fd 100644 (file)
@@ -1,46 +1,46 @@
-/*
+/**
  * Implementation of the file dialog interfaces defined in filedialog.h
  *
  * Authors:
  *   Bob Jamison
  *   Other dudes from The Inkscape Organization
  *
+ * Copyright (C) 2004-2007 Bob Jamison
  * Copyright (C) 2006 Johan Engelen <johan@shouraizou.nl>
- * Copyright (C) 2004-2006 The Inkscape Organization
+ * Copyright (C) 2004-2007 The Inkscape Organization
  *
  * Released under GNU GPL, read the file 'COPYING' for more information
  */
 
+
 #ifdef HAVE_CONFIG_H
 # include <config.h>
 #endif
 
+//General includes
+#include <unistd.h>
+#include <sys/stat.h>
+#include <errno.h>
+#include <set>
 
-
+//Gtk includes
+#include <gtkmm.h>
+#include <glibmm/i18n.h>
+#include <glib/gstdio.h>
 //Temporary ugly hack
-//Remove these after the get_filter() calls in
+//Remove this after the get_filter() calls in
 //show() on both classes are fixed
 #include <gtk/gtkfilechooser.h>
-
 //Another hack
 #include <gtk/gtkentry.h>
 #include <gtk/gtkexpander.h>
+#ifdef WITH_GNOME_VFS
+# include <libgnomevfs/gnome-vfs-init.h>  // gnome_vfs_initialized
+#endif
+
 
-#include <unistd.h>
-#include <sys/stat.h>
-#include <glibmm/i18n.h>
-#include <gtkmm/box.h>
-#include <gtkmm/colorbutton.h>
-#include <gtkmm/frame.h>
-#include <gtkmm/filechooserdialog.h>
-#include <gtkmm/menubar.h>
-#include <gtkmm/menu.h>
-#include <gtkmm/entry.h>
-#include <gtkmm/expander.h>
-#include <gtkmm/comboboxtext.h>
-#include <gtkmm/stock.h>
-#include <gdkmm/pixbuf.h>
 
+//Inkscape includes
 #include "prefs-utils.h"
 #include <dialogs/dialog-events.h>
 #include <extension/input.h>
@@ -55,6 +55,7 @@
 #include "ui/widget/scalar-unit.h"
 
 
+//Routines from file.cpp
 #undef INK_DUMP_FILENAME_CONV
 
 #ifdef INK_DUMP_FILENAME_CONV
@@ -62,6 +63,8 @@ void dump_str( const gchar* str, const gchar* prefix );
 void dump_ustr( const Glib::ustring& ustr );
 #endif
 
+
+
 namespace Inkscape
 {
 namespace UI
@@ -239,13 +242,18 @@ bool SVGPreview::setDocument(SPDocument *doc)
     return true;
 }
 
+
 bool SVGPreview::setFileName(Glib::ustring &theFileName)
 {
     Glib::ustring fileName = theFileName;
 
     fileName = Glib::filename_to_utf8(fileName);
 
-    SPDocument *doc = sp_document_new (fileName.c_str(), 0);
+    /**
+     * I don't know why passing false to keepalive is bad.  But it
+     * prevents the display of an svg with a non-ascii filename
+     */              
+    SPDocument *doc = sp_document_new (fileName.c_str(), true);
     if (!doc) {
         g_warning("SVGView: error loading document '%s'\n", fileName.c_str());
         return false;
@@ -331,7 +339,7 @@ void SVGPreview::showImage(Glib::ustring &theFileName)
           "<svg\n"
           "xmlns=\"http://www.w3.org/2000/svg\"\n"
           "xmlns:xlink=\"http://www.w3.org/1999/xlink\"\n"
-          "width=\"%d\" height=\"%d\">\n"
+          "width=\"%d\" height=\"%d\">\n"  //# VALUES HERE
           "<rect\n"
           "  style=\"fill:#eeeeee;stroke:none\"\n"
           "  x=\"-100\" y=\"-100\" width=\"4000\" height=\"4000\"/>\n"
@@ -347,7 +355,7 @@ void SVGPreview::showImage(Glib::ustring &theFileName)
           "  style=\"font-size:24.000000;font-style:normal;font-weight:normal;"
           "    fill:#000000;fill-opacity:1.0000000;stroke:none;"
           "    font-family:Bitstream Vera Sans\"\n"
-          "  x=\"10\" y=\"26\">%d x %d</text>\n"
+          "  x=\"10\" y=\"26\">%d x %d</text>\n" //# VALUES HERE
           "</svg>\n\n";
 
     //if (!Glib::get_charset()) //If we are not utf8
@@ -387,7 +395,7 @@ void SVGPreview::showNoPreview()
           "<svg\n"
           "xmlns=\"http://www.w3.org/2000/svg\"\n"
           "xmlns:xlink=\"http://www.w3.org/1999/xlink\"\n"
-          "width=\"%d\" height=\"%d\">\n"
+          "width=\"%d\" height=\"%d\">\n" //# VALUES HERE
           "<g transform=\"translate(-190,24.27184)\" style=\"opacity:0.12\">\n"
           "<path\n"
           "style=\"font-size:12;fill:#ffffff;fill-rule:evenodd;stroke:#000000;stroke-width:0.936193pt\"\n"
@@ -450,7 +458,7 @@ void SVGPreview::showNoPreview()
           "font-stretch:normal;fill:#000000;fill-opacity:1.0000000;stroke:none;stroke-width:1.0000000pt;"
           "stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1.0000000;"
           "font-family:Bitstream Vera Sans;text-anchor:middle;writing-mode:lr\"\n"
-          "x=\"190\" y=\"240\">%s</text></g>\n"
+          "x=\"190\" y=\"240\">%s</text></g>\n"  //# VALUE HERE
           "</svg>\n\n";
 
     //Fill in the template
@@ -466,6 +474,11 @@ void SVGPreview::showNoPreview()
 
 }
 
+
+/**
+ * Inform the user that the svg file is too large to be displayed.
+ * This does not check for sizes of embedded images (yet) 
+ */ 
 void SVGPreview::showTooLarge(long fileLength)
 {
 
@@ -479,7 +492,7 @@ void SVGPreview::showTooLarge(long fileLength)
           "<svg\n"
           "xmlns=\"http://www.w3.org/2000/svg\"\n"
           "xmlns:xlink=\"http://www.w3.org/1999/xlink\"\n"
-          "width=\"%d\" height=\"%d\">\n"
+          "width=\"%d\" height=\"%d\">\n"  //# VALUES HERE
           "<g transform=\"translate(-170,24.27184)\" style=\"opacity:0.12\">\n"
           "<path\n"
           "style=\"font-size:12;fill:#ffffff;fill-rule:evenodd;stroke:#000000;stroke-width:0.936193pt\"\n"
@@ -542,13 +555,13 @@ void SVGPreview::showTooLarge(long fileLength)
           "font-stretch:normal;fill:#000000;fill-opacity:1.0000000;stroke:none;stroke-width:1.0000000pt;"
           "stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1.0000000;"
           "font-family:Bitstream Vera Sans;text-anchor:middle;writing-mode:lr\"\n"
-          "x=\"170\" y=\"215\">%5.1f MB</text>\n"
+          "x=\"170\" y=\"215\">%5.1f MB</text>\n" //# VALUE HERE
           "<text xml:space=\"preserve\"\n"
           "style=\"font-size:24.000000;font-style:normal;font-variant:normal;font-weight:bold;"
           "font-stretch:normal;fill:#000000;fill-opacity:1.0000000;stroke:none;stroke-width:1.0000000pt;"
           "stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1.0000000;"
           "font-family:Bitstream Vera Sans;text-anchor:middle;writing-mode:lr\"\n"
-          "x=\"180\" y=\"245\">%s</text>\n"
+          "x=\"180\" y=\"245\">%s</text>\n" //# VALUE HERE
           "</svg>\n\n";
 
     //Fill in the template
@@ -621,8 +634,7 @@ bool SVGPreview::set(Glib::ustring &fileName, int dialogType)
     if (!Glib::file_test(fileName, Glib::FILE_TEST_EXISTS))
         return false;
 
-    gchar *fName = (gchar *)fileName.c_str();
-    //g_message("fname:%s\n", fName);
+    //g_message("fname:%s", fileName.c_str());
 
     if (Glib::file_test(fileName, Glib::FILE_TEST_IS_DIR)) {
         showNoPreview();
@@ -631,9 +643,13 @@ bool SVGPreview::set(Glib::ustring &fileName, int dialogType)
 
     if (Glib::file_test(fileName, Glib::FILE_TEST_IS_REGULAR))
         {
+        Glib::ustring fileNameUtf8 = Glib::filename_to_utf8(fileName);
+        gchar *fName = (gchar *)fileNameUtf8.c_str();
         struct stat info;
-        if (stat(fName, &info))
+        if (g_stat(fName, &info))
             {
+            g_warning("SVGPreview::set() : %s : %s",
+                           fName, strerror(errno));
             return FALSE;
             }
         long fileLen = info.st_size;
@@ -644,7 +660,7 @@ bool SVGPreview::set(Glib::ustring &fileName, int dialogType)
             return FALSE;
             }
         }
-
+        
     Glib::ustring svg = ".svg";
     Glib::ustring svgz = ".svgz";
 
@@ -699,19 +715,25 @@ public:
     /**
      *
      */
-    FileDialogBase(const Glib::ustring &title) :
-                        Gtk::FileChooserDialog(title)
-        {
-        }
+    FileDialogBase(const Glib::ustring &title, FileDialogType type, gchar const* preferenceBase) :
+        Gtk::FileChooserDialog(title),
+        preferenceBase(preferenceBase ? preferenceBase : "unknown"),
+        dialogType(type)
+    {
+        internalSetup();
+    }
 
     /**
      *
      */
     FileDialogBase(const Glib::ustring &title,
-                   Gtk::FileChooserAction dialogType) :
-                   Gtk::FileChooserDialog(title, dialogType)
-        {
-        }
+                   Gtk::FileChooserAction dialogType, FileDialogType type, gchar const* preferenceBase) :
+        Gtk::FileChooserDialog(title, dialogType),
+        preferenceBase(preferenceBase ? preferenceBase : "unknown"),
+        dialogType(type)
+    {
+        internalSetup();
+    }
 
     /**
      *
@@ -719,9 +741,101 @@ public:
     virtual ~FileDialogBase()
         {}
 
+protected:
+    void cleanup( bool showConfirmed );
+
+    Glib::ustring preferenceBase;
+    /**
+     * What type of 'open' are we? (open, import, place, etc)
+     */
+    FileDialogType dialogType;
+
+    /**
+     * Our svg preview widget
+     */
+    SVGPreview svgPreview;
+
+    //# Child widgets
+    Gtk::CheckButton previewCheckbox;
+
+private:
+    void internalSetup();
+
+    /**
+     * Callback for user changing preview checkbox
+     */
+    void _previewEnabledCB();
+
+    /**
+     * Callback for seeing if the preview needs to be drawn
+     */
+    void _updatePreviewCallback();
 };
 
 
+void FileDialogBase::internalSetup()
+{
+    bool enablePreview = 
+        (bool)prefs_get_int_attribute( preferenceBase.c_str(),
+             "enable_preview", 1 );
+
+    previewCheckbox.set_label( Glib::ustring(_("Enable Preview")) );
+    previewCheckbox.set_active( enablePreview );
+
+    previewCheckbox.signal_toggled().connect(
+        sigc::mem_fun(*this, &FileDialogBase::_previewEnabledCB) );
+
+    //Catch selection-changed events, so we can adjust the text widget
+    signal_update_preview().connect(
+         sigc::mem_fun(*this, &FileDialogBase::_updatePreviewCallback) );
+
+    //###### Add a preview widget
+    set_preview_widget(svgPreview);
+    set_preview_widget_active( enablePreview );
+    set_use_preview_label (false);
+
+}
+
+
+void FileDialogBase::cleanup( bool showConfirmed )
+{
+    if ( showConfirmed )
+        prefs_set_int_attribute( preferenceBase.c_str(),
+               "enable_preview", previewCheckbox.get_active() );
+}
+
+
+void FileDialogBase::_previewEnabledCB()
+{
+    bool enabled = previewCheckbox.get_active();
+    set_preview_widget_active(enabled);
+    if ( enabled ) {
+        _updatePreviewCallback();
+    }
+}
+
+
+
+/**
+ * Callback for checking if the preview needs to be redrawn
+ */
+void FileDialogBase::_updatePreviewCallback()
+{
+    Glib::ustring fileName = get_preview_filename();
+
+#ifdef WITH_GNOME_VFS
+    if ( fileName.empty() && gnome_vfs_initialized() ) {
+        fileName = get_preview_uri();
+    }
+#endif
+
+    if (fileName.empty()) {
+        return;
+    }
+
+    svgPreview.set(fileName, dialogType);
+}
+
 
 /*#########################################################################
 ### F I L E    O P E N
@@ -748,28 +862,8 @@ public:
 
     std::vector<Glib::ustring> getFilenames ();
 
-protected:
-
-
-
 private:
 
-
-    /**
-     * What type of 'open' are we? (open, import, place, etc)
-     */
-    FileDialogType dialogType;
-
-    /**
-     * Our svg preview widget
-     */
-    SVGPreview svgPreview;
-
-    /**
-     * Callback for seeing if the preview needs to be drawn
-     */
-    void updatePreviewCallback();
-
     /**
      *  Create a filter menu for this type of dialog
      */
@@ -796,21 +890,6 @@ private:
 
 
 
-/**
- * Callback for checking if the preview needs to be redrawn
- */
-void FileOpenDialogImpl::updatePreviewCallback()
-{
-    Glib::ustring fileName = get_preview_filename();
-    if (fileName.length() < 1)
-        return;
-    svgPreview.set(fileName, dialogType);
-}
-
-
-
-
-
 
 
 void FileOpenDialogImpl::createFilterMenu()
@@ -872,7 +951,7 @@ void FileOpenDialogImpl::createFilterMenu()
 FileOpenDialogImpl::FileOpenDialogImpl(const Glib::ustring &dir,
                                        FileDialogType fileTypes,
                                        const Glib::ustring &title) :
-                                       FileDialogBase(title)
+    FileDialogBase(title, fileTypes, "dialogs.open")
 {
 
 
@@ -880,6 +959,12 @@ FileOpenDialogImpl::FileOpenDialogImpl(const Glib::ustring &dir,
     /* And also Multiple Files */
     set_select_multiple(true);
 
+#ifdef WITH_GNOME_VFS
+    if (gnome_vfs_initialized()) {
+        set_local_only(false);
+    }
+#endif
+
     /* Initalize to Autodetect */
     extension = NULL;
     /* No filename to start out with */
@@ -900,21 +985,16 @@ FileOpenDialogImpl::FileOpenDialogImpl(const Glib::ustring &dir,
         set_current_folder(udir.c_str());
         }
 
+
+    set_extra_widget( previewCheckbox );
+
+
     //###### Add the file types menu
     createFilterMenu();
 
-    //###### Add a preview widget
-    set_preview_widget(svgPreview);
-    set_preview_widget_active(true);
-    set_use_preview_label (false);
-
-    //Catch selection-changed events, so we can adjust the text widget
-    signal_update_preview().connect(
-         sigc::mem_fun(*this, &FileOpenDialogImpl::updatePreviewCallback) );
 
     add_button(Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
     set_default(*add_button(Gtk::Stock::OPEN,   Gtk::RESPONSE_OK));
-
 }
 
 
@@ -973,10 +1053,16 @@ FileOpenDialogImpl::show()
             extension = extensionMap[gtk_file_filter_get_name(filter)];
             }
         myFilename = get_filename();
+#ifdef WITH_GNOME_VFS
+        if (myFilename.empty() && gnome_vfs_initialized())
+            myFilename = get_uri();
+#endif
+        cleanup( true );
         return TRUE;
         }
     else
        {
+       cleanup( false );
        return FALSE;
        }
 }
@@ -1010,6 +1096,10 @@ FileOpenDialogImpl::getFilename (void)
 std::vector<Glib::ustring>FileOpenDialogImpl::getFilenames()
 {    
     std::vector<Glib::ustring> result = get_filenames();
+#ifdef WITH_GNOME_VFS
+    if (result.empty() && gnome_vfs_initialized())
+        result = get_uris();
+#endif
     return result;
 }
 
@@ -1049,41 +1139,21 @@ public:
     bool show();
 
     Inkscape::Extension::Extension *getSelectionType();
+    virtual void setSelectionType( Inkscape::Extension::Extension * key );
 
     Glib::ustring getFilename();
 
     void change_title(const Glib::ustring& title);
-    void change_path(const Glib::ustring& dir);
-
+    void change_path(const Glib::ustring& path);
+    void updateNameAndExtension();
 
 private:
 
-    /**
-     * What type of 'open' are we? (save, export, etc)
-     */
-    FileDialogType dialogType;
-
-    /**
-     * Our svg preview widget
-     */
-    SVGPreview svgPreview;
-
     /**
      * Fix to allow the user to type the file name
      */
     Gtk::Entry *fileNameEntry;
 
-    /**
-     * Callback for seeing if the preview needs to be drawn
-     */
-    void updatePreviewCallback();
-
-
-
-    /**
-     * Allow the specification of the output file type
-     */
-    Gtk::HBox fileTypeBox;
 
     /**
      * Allow the specification of the output file type
@@ -1097,8 +1167,10 @@ private:
     std::vector<FileType> fileTypes;
 
     //# Child widgets
-    Gtk::CheckButton fileTypeCheckbox;
+    Gtk::HBox childBox;
+    Gtk::VBox checksBox;
 
+    Gtk::CheckButton fileTypeCheckbox;
 
     /**
      * Callback for user input into fileNameEntry
@@ -1111,8 +1183,6 @@ private:
     void createFileTypeMenu();
 
 
-    bool append_extension;
-
     /**
      * The extension to use to write this file
      */
@@ -1127,24 +1197,13 @@ private:
      * Filename that was given
      */
     Glib::ustring myFilename;
-};
-
-
-
-
 
+    /**
+     * List of known file extensions.
+     */
+    std::set<Glib::ustring> knownExtensions;
+};
 
-/**
- * Callback for checking if the preview needs to be redrawn
- */
-void FileSaveDialogImpl::updatePreviewCallback()
-{
-    Glib::ustring fileName = get_preview_filename();
-    if (!fileName.c_str())
-        return;
-    bool retval = svgPreview.set(fileName, dialogType);
-    set_preview_widget_active(retval);
-}
 
 
 
@@ -1195,9 +1254,13 @@ void FileSaveDialogImpl::fileTypeChangedCallback()
         return;
     FileType type = fileTypes[sel];
     //g_message("selected: %s\n", type.name.c_str());
+
+    extension = type.extension;
     Gtk::FileFilter filter;
     filter.add_pattern(type.pattern);
     set_filter(filter);
+
+    updateNameAndExtension();
 }
 
 
@@ -1206,6 +1269,7 @@ void FileSaveDialogImpl::createFileTypeMenu()
 {
     Inkscape::Extension::DB::OutputList extension_list;
     Inkscape::Extension::db.get_output_list(extension_list);
+    knownExtensions.clear();
 
     for (Inkscape::Extension::DB::OutputList::iterator current_item = extension_list.begin();
          current_item != extension_list.end(); current_item++)
@@ -1219,6 +1283,7 @@ void FileSaveDialogImpl::createFileTypeMenu()
         type.name     = (_(omod->get_filetypename()));
         type.pattern  = "*";
         Glib::ustring extension = omod->get_extension();
+        knownExtensions.insert( extension.casefold() );
         fileDialogExtensionToPattern (type.pattern, extension);
         type.extension= omod;
         fileTypeComboBox.append_text(type.name);
@@ -1247,14 +1312,17 @@ FileSaveDialogImpl::FileSaveDialogImpl(const Glib::ustring &dir,
             FileDialogType fileTypes,
             const Glib::ustring &title,
             const Glib::ustring &default_key) :
-            FileDialogBase(title, Gtk::FILE_CHOOSER_ACTION_SAVE)
+    FileDialogBase(title, Gtk::FILE_CHOOSER_ACTION_SAVE, fileTypes, "dialogs.save_as")
 {
-    append_extension = (bool)prefs_get_int_attribute("dialogs.save_as",
-                                                  "append_extension", 1);
-
     /* One file at a time */
     set_select_multiple(false);
 
+#ifdef WITH_GNOME_VFS
+    if (gnome_vfs_initialized()) {
+        set_local_only(false);
+    }
+#endif
+
     /* Initalize to Autodetect */
     extension = NULL;
     /* No filename to start out with */
@@ -1279,29 +1347,21 @@ FileSaveDialogImpl::FileSaveDialogImpl(const Glib::ustring &dir,
 
     //###### Do we want the .xxx extension automatically added?
     fileTypeCheckbox.set_label(Glib::ustring(_("Append filename extension automatically")));
-    fileTypeCheckbox.set_active(append_extension);
+    fileTypeCheckbox.set_active( (bool)prefs_get_int_attribute("dialogs.save_as",
+                                                               "append_extension", 1) );
 
-    fileTypeBox.pack_start(fileTypeCheckbox);
     createFileTypeMenu();
     fileTypeComboBox.set_size_request(200,40);
     fileTypeComboBox.signal_changed().connect(
          sigc::mem_fun(*this, &FileSaveDialogImpl::fileTypeChangedCallback) );
 
-    fileTypeBox.pack_start(fileTypeComboBox);
 
-    set_extra_widget(fileTypeBox);
-    //get_vbox()->pack_start(fileTypeBox, false, false, 0);
-    //get_vbox()->reorder_child(fileTypeBox, 2);
-
-    //###### Add a preview widget
-    set_preview_widget(svgPreview);
-    set_preview_widget_active(true);
-    set_use_preview_label (false);
-
-    //Catch selection-changed events, so we can adjust the text widget
-    signal_update_preview().connect(
-         sigc::mem_fun(*this, &FileSaveDialogImpl::updatePreviewCallback) );
+    childBox.pack_start( checksBox );
+    childBox.pack_end( fileTypeComboBox );
+    checksBox.pack_start( fileTypeCheckbox );
+    checksBox.pack_start( previewCheckbox );
 
+    set_extra_widget( childBox );
 
     //Let's do some customization
     fileNameEntry = NULL;
@@ -1380,27 +1440,23 @@ FileSaveDialogImpl::show()
 
     if (b == Gtk::RESPONSE_OK)
         {
-        int sel = fileTypeComboBox.get_active_row_number ();
-        if (sel>=0 && sel< (int)fileTypes.size())
-            {
-            FileType &type = fileTypes[sel];
-            extension = type.extension;
-            }
-        myFilename = get_filename();
+        updateNameAndExtension();
 
-        /*
-
-        // FIXME: Why do we have more code
+        // Store changes of the "Append filename automatically" checkbox back to preferences.
+        prefs_set_int_attribute("dialogs.save_as", "append_extension", fileTypeCheckbox.get_active());
 
-        append_extension = checkbox.get_active();
-        prefs_set_int_attribute("dialogs.save_as", "append_extension", append_extension);
+        // Store the last used save-as filetype to preferences.
         prefs_set_string_attribute("dialogs.save_as", "default",
-                  ( extension != NULL ? extension->get_id() : "" ));
-        */
+                                   ( extension != NULL ? extension->get_id() : "" ));
+
+        cleanup( true );
+
         return TRUE;
         }
     else
         {
+        cleanup( false );
+
         return FALSE;
         }
 }
@@ -1415,6 +1471,47 @@ FileSaveDialogImpl::getSelectionType()
     return extension;
 }
 
+void FileSaveDialogImpl::setSelectionType( Inkscape::Extension::Extension * key )
+{
+    // If no pointer to extension is passed in, look up based on filename extension.
+    if ( !key ) {
+        // Not quite UTF-8 here.
+        gchar *filenameLower = g_ascii_strdown(myFilename.c_str(), -1);
+        for ( int i = 0; !key && (i < (int)fileTypes.size()); i++ ) {
+            Inkscape::Extension::Output *ext = dynamic_cast<Inkscape::Extension::Output*>(fileTypes[i].extension);
+            if ( ext && ext->get_extension() ) {
+                gchar *extensionLower = g_ascii_strdown( ext->get_extension(), -1 );
+                if ( g_str_has_suffix(filenameLower, extensionLower) ) {
+                    key = fileTypes[i].extension;
+                }
+                g_free(extensionLower);
+            }
+        }
+        g_free(filenameLower);
+    }
+
+    // Ensure the proper entry in the combo box is selected.
+    if ( key ) {
+        extension = key;
+        gchar const * extensionID = extension->get_id();
+        if ( extensionID ) {
+            for ( int i = 0; i < (int)fileTypes.size(); i++ ) {
+                Inkscape::Extension::Extension *ext = fileTypes[i].extension;
+                if ( ext ) {
+                    gchar const * id = ext->get_id();
+                    if ( id && ( strcmp(extensionID, id) == 0) ) {
+                        int oldSel = fileTypeComboBox.get_active_row_number();
+                        if ( i != oldSel ) {
+                            fileTypeComboBox.set_active(i);
+                        }
+                        break;
+                    }
+                }
+            }
+        }
+    }
+}
+
 
 /**
  * Get the file name chosen by the user.   Valid after an [OK]
@@ -1444,15 +1541,67 @@ FileSaveDialogImpl::change_path(const Glib::ustring& path)
         set_current_folder(myFilename);
     } else {
         //fprintf(stderr,"set_filename(%s)\n",myFilename.c_str());
-        set_filename(myFilename);
+        if ( Glib::file_test( myFilename, Glib::FILE_TEST_EXISTS ) ) {
+            set_filename(myFilename);
+        } else {
+            std::string dirName = Glib::path_get_dirname( myFilename  );
+            if ( dirName != get_current_folder() ) {
+                set_current_folder(dirName);
+            }
+        }
         Glib::ustring basename = Glib::path_get_basename(myFilename);
         //fprintf(stderr,"set_current_name(%s)\n",basename.c_str());
-        set_current_name(basename);
+        try {
+            set_current_name( Glib::filename_to_utf8(basename) );
+        } catch ( Glib::ConvertError& e ) {
+            g_warning( "Error converting save filename to UTF-8." );
+            // try a fallback.
+            set_current_name( basename );
+        }
     }
 }
 
+void FileSaveDialogImpl::updateNameAndExtension()
+{
+    // Pick up any changes the user has typed in.
+    Glib::ustring tmp = get_filename();
+#ifdef WITH_GNOME_VFS
+    if ( tmp.empty() && gnome_vfs_initialized() ) {
+        tmp = get_uri();
+    }
+#endif
+    if ( !tmp.empty() ) {
+        myFilename = tmp;
+    }
 
+    Inkscape::Extension::Output* newOut = extension ? dynamic_cast<Inkscape::Extension::Output*>(extension) : 0;
+    if ( fileTypeCheckbox.get_active() && newOut ) {
+        try {
+            bool appendExtension = true;
+            Glib::ustring utf8Name = Glib::filename_to_utf8( myFilename );
+            Glib::ustring::size_type pos = utf8Name.rfind('.');
+            if ( pos != Glib::ustring::npos ) {
+                Glib::ustring trail = utf8Name.substr( pos );
+                Glib::ustring foldedTrail = trail.casefold();
+                if ( (trail == ".") 
+                     | (foldedTrail != Glib::ustring( newOut->get_extension() ).casefold()
+                        && ( knownExtensions.find(foldedTrail) != knownExtensions.end() ) ) ) {
+                    utf8Name = utf8Name.erase( pos );
+                } else {
+                    appendExtension = false;
+                }
+            }
 
+            if (appendExtension) {
+                utf8Name = utf8Name + newOut->get_extension();
+                myFilename = Glib::filename_from_utf8( utf8Name );
+                change_path(myFilename);
+            }
+        } catch ( Glib::ConvertError& e ) {
+            // ignore
+        }
+    }
+}
 
 
 
@@ -1573,26 +1722,11 @@ public:
 
 private:
 
-    /**
-     * What type of 'open' are we? (save, export, etc)
-     */
-    FileDialogType dialogType;
-
-    /**
-     * Our svg preview widget
-     */
-    SVGPreview svgPreview;
-
     /**
      * Fix to allow the user to type the file name
      */
     Gtk::Entry *fileNameEntry;
 
-    /**
-     * Callback for seeing if the preview needs to be drawn
-     */
-    void updatePreviewCallback();
-
     //##########################################
     //# EXTRA WIDGET -- SOURCE SIDE
     //##########################################
@@ -1692,20 +1826,6 @@ private:
 
 
 
-/**
- * Callback for checking if the preview needs to be redrawn
- */
-void FileExportDialogImpl::updatePreviewCallback()
-{
-    Glib::ustring fileName = get_preview_filename();
-    if (!fileName.c_str())
-        return;
-    bool retval = svgPreview.set(fileName, dialogType);
-    set_preview_widget_active(retval);
-}
-
-
-
 /**
  * Callback for fileNameEntry widget
  */
@@ -1804,7 +1924,7 @@ FileExportDialogImpl::FileExportDialogImpl(const Glib::ustring &dir,
             FileDialogType fileTypes,
             const Glib::ustring &title,
             const Glib::ustring &default_key) :
-            FileDialogBase(title, Gtk::FILE_CHOOSER_ACTION_SAVE),
+            FileDialogBase(title, Gtk::FILE_CHOOSER_ACTION_SAVE, fileTypes, "dialogs.export"),
             sourceX0Spinner("X0",         _("Left edge of source")),
             sourceY0Spinner("Y0",         _("Top edge of source")),
             sourceX1Spinner("X1",         _("Right edge of source")),
@@ -1820,6 +1940,12 @@ FileExportDialogImpl::FileExportDialogImpl(const Glib::ustring &dir,
     /* One file at a time */
     set_select_multiple(false);
 
+#ifdef WITH_GNOME_VFS
+    if (gnome_vfs_initialized()) {
+        set_local_only(false);
+    }
+#endif
+
     /* Initalize to Autodetect */
     extension = NULL;
     /* No filename to start out with */
@@ -1938,16 +2064,6 @@ FileExportDialogImpl::FileExportDialogImpl(const Glib::ustring &dir,
 
 
 
-    //###### PREVIEW WIDGET
-    set_preview_widget(svgPreview);
-    set_preview_widget_active(true);
-    set_use_preview_label (false);
-
-    //Catch selection-changed events, so we can adjust the text widget
-    signal_update_preview().connect(
-         sigc::mem_fun(*this, &FileExportDialogImpl::updatePreviewCallback) );
-
-
     //Let's do some customization
     fileNameEntry = NULL;
     Gtk::Container *cont = get_toplevel();
@@ -2035,6 +2151,11 @@ FileExportDialogImpl::show()
             extension = type.extension;
             }
         myFilename = get_filename();
+#ifdef WITH_GNOME_VFS
+        if ( myFilename.empty() && gnome_vfs_initialized() ) {
+            myFilename = get_uri();
+        }
+#endif
 
         /*