X-Git-Url: https://git.street.me.uk/andy/viking.git/blobdiff_plain/6e4a49aa9ec3ca64334124a009d4774a7bb4bb8e..70177381ae2b6540e92c504833aeb546c38dd54b:/src/vikfileentry.c

diff --git a/src/vikfileentry.c b/src/vikfileentry.c
index e151ef26..8c865a29 100644
--- a/src/vikfileentry.c
+++ b/src/vikfileentry.c
@@ -34,6 +34,10 @@ struct _VikFileEntry {
   GtkHBox parent;
   GtkWidget *entry, *button;
   GtkWidget *file_selector;
+  GtkFileChooserAction action;
+  gint filter_type;
+  VikFileEntryFunc on_finish;
+  gpointer user_data;
 };
 
 GType vik_file_entry_get_type (void)
@@ -60,22 +64,29 @@ GType vik_file_entry_get_type (void)
   return vs_type;
 }
 
-GtkWidget *vik_file_entry_new ()
+/**
+ * Create a file entry with an optional file filter and an optional callback on completion
+ */
+GtkWidget *vik_file_entry_new (GtkFileChooserAction action, vf_filter_type filter_type, VikFileEntryFunc cb, gpointer user_data )
 {
   VikFileEntry *vfe = VIK_FILE_ENTRY ( g_object_new ( VIK_FILE_ENTRY_TYPE, NULL ) );
   vfe->entry = gtk_entry_new ();
   vfe->button = gtk_button_new_with_label ( _("Browse...") );
+  vfe->action = action;
+  vfe->on_finish = cb;
+  vfe->user_data = user_data;
   g_signal_connect_swapped ( G_OBJECT(vfe->button), "clicked", G_CALLBACK(choose_file), vfe );
 
   gtk_box_pack_start ( GTK_BOX(vfe), vfe->entry, TRUE, TRUE, 3 );
   gtk_box_pack_start ( GTK_BOX(vfe), vfe->button, FALSE, FALSE, 3 );
 
   vfe->file_selector = NULL;
+  vfe->filter_type = filter_type;
 
   return GTK_WIDGET(vfe);
 }
 
-G_CONST_RETURN gchar *vik_file_entry_get_filename ( VikFileEntry *vfe )
+const gchar *vik_file_entry_get_filename ( VikFileEntry *vfe )
 {
   return gtk_entry_get_text ( GTK_ENTRY(vfe->entry) );
 }
@@ -93,16 +104,76 @@ static void choose_file ( VikFileEntry *vfe )
     g_assert ( (win = gtk_widget_get_toplevel(GTK_WIDGET(vfe))) );
     vfe->file_selector = gtk_file_chooser_dialog_new (_("Choose file"),
 				      GTK_WINDOW(win),
-				      GTK_FILE_CHOOSER_ACTION_OPEN,
+				      vfe->action,   /* open file or directory */
 				      GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
 				      GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
 				      NULL);
     gtk_window_set_transient_for ( GTK_WINDOW(vfe->file_selector), GTK_WINDOW(win) );
     gtk_window_set_destroy_with_parent ( GTK_WINDOW(vfe->file_selector), TRUE );
+
+    switch ( vfe->filter_type ) {
+      case VF_FILTER_IMAGE: {
+        GtkFileFilter *filter = gtk_file_filter_new ();
+        gtk_file_filter_set_name ( filter, _("JPG") );
+        gtk_file_filter_add_mime_type ( filter, "image/jpeg");
+        gtk_file_chooser_add_filter ( GTK_FILE_CHOOSER(vfe->file_selector), filter );
+
+        filter = gtk_file_filter_new ();
+        gtk_file_filter_set_name ( filter, _("PNG") );
+        gtk_file_filter_add_mime_type ( filter, "image/png");
+        gtk_file_chooser_add_filter ( GTK_FILE_CHOOSER(vfe->file_selector), filter );
+
+        filter = gtk_file_filter_new ();
+        gtk_file_filter_set_name ( filter, _("TIFF") );
+        gtk_file_filter_add_mime_type ( filter, "image/tiff");
+        gtk_file_chooser_add_filter ( GTK_FILE_CHOOSER(vfe->file_selector), filter );
+
+        break;
+      }
+      case VF_FILTER_MBTILES: {
+        GtkFileFilter *filter = gtk_file_filter_new ();
+        gtk_file_filter_set_name ( filter, _("MBTiles") );
+        gtk_file_filter_add_pattern ( filter, "*.sqlite" );
+        gtk_file_filter_add_pattern ( filter, "*.mbtiles" );
+        gtk_file_filter_add_pattern ( filter, "*.db3" );
+        gtk_file_chooser_add_filter ( GTK_FILE_CHOOSER(vfe->file_selector), filter );
+        break;
+      }
+      case VF_FILTER_XML: {
+        GtkFileFilter *filter = gtk_file_filter_new ();
+        gtk_file_filter_set_name ( filter, _("XML") );
+        gtk_file_filter_add_pattern ( filter, "*.xml" );
+        gtk_file_chooser_add_filter ( GTK_FILE_CHOOSER(vfe->file_selector), filter );
+        break;
+      }
+      case VF_FILTER_CARTO: {
+        GtkFileFilter *filter = gtk_file_filter_new ();
+        gtk_file_filter_set_name ( filter, _("MML") );
+        gtk_file_filter_add_pattern ( filter, "*.mml" );
+        gtk_file_chooser_add_filter ( GTK_FILE_CHOOSER(vfe->file_selector), filter );
+
+        filter = gtk_file_filter_new ();
+        gtk_file_filter_set_name ( filter, _("MSS") );
+        gtk_file_filter_add_pattern ( filter, "*.mss" );
+        gtk_file_chooser_add_filter ( GTK_FILE_CHOOSER(vfe->file_selector), filter );
+        break;
+      }
+      default: break;
+    }
+    if ( vfe->filter_type ) {
+      // Always have an catch all filter at the end
+      GtkFileFilter *filter = gtk_file_filter_new ();
+      gtk_file_filter_set_name( filter, _("All") );
+      gtk_file_filter_add_pattern ( filter, "*" );
+      gtk_file_chooser_add_filter (GTK_FILE_CHOOSER(vfe->file_selector), filter);
+    }
   }
 
-  if ( gtk_dialog_run ( GTK_DIALOG(vfe->file_selector) ) == GTK_RESPONSE_ACCEPT )
+  if ( gtk_dialog_run ( GTK_DIALOG(vfe->file_selector) ) == GTK_RESPONSE_ACCEPT ) {
     gtk_entry_set_text ( GTK_ENTRY (vfe->entry), gtk_file_chooser_get_filename ( GTK_FILE_CHOOSER(vfe->file_selector) ) );
+    // Ideally this should only be called if the entry has changed, but ATM it's any time OK is selected.
+    if ( vfe->on_finish )
+      vfe->on_finish(vfe, vfe->user_data);
+  }
   gtk_widget_hide ( vfe->file_selector );
 }
-