1 files changed, 248 insertions, 0 deletions
diff --git a/plugins/modelines/pluma-modeline-plugin.c b/plugins/modelines/pluma-modeline-plugin.c
new file mode 100755
index 00000000..db5fc1e3
--- /dev/null
+++ b/plugins/modelines/pluma-modeline-plugin.c
@@ -0,0 +1,248 @@
+/*
+ * pluma-modeline-plugin.c
+ * Emacs, Kate and Vim-style modelines support for pluma.
+ * 
+ * Copyright (C) 2005-2007 - Steve Frécinaux <[email protected]>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ * 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+ 
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <glib/gi18n-lib.h>
+#include <gmodule.h>
+#include "pluma-modeline-plugin.h"
+#include "modeline-parser.h"
+
+#include <pluma/pluma-debug.h>
+#include <pluma/pluma-utils.h>
+
+#define WINDOW_DATA_KEY "PlumaModelinePluginWindowData"
+#define DOCUMENT_DATA_KEY "PlumaModelinePluginDocumentData"
+
+typedef struct
+{
+ gulong tab_added_handler_id;
+ gulong tab_removed_handler_id;
+} WindowData;
+
+typedef struct
+{
+ gulong document_loaded_handler_id;
+ gulong document_saved_handler_id;
+} DocumentData;
+
+static void pluma_modeline_plugin_activate (PlumaPlugin *plugin, PlumaWindow *window);
+static void pluma_modeline_plugin_deactivate (PlumaPlugin *plugin, PlumaWindow *window);
+static GObject *pluma_modeline_plugin_constructor (GType type, guint n_construct_properties, GObjectConstructParam *construct_param);
+static void pluma_modeline_plugin_finalize (GObject *object);
+
+PLUMA_PLUGIN_REGISTER_TYPE(PlumaModelinePlugin, pluma_modeline_plugin)
+
+static void
+window_data_free (WindowData *wdata)
+{
+ g_slice_free (WindowData, wdata);
+}
+
+static void
+document_data_free (DocumentData *ddata)
+{
+ g_slice_free (DocumentData, ddata);
+}
+
+static void
+pluma_modeline_plugin_class_init (PlumaModelinePluginClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+ PlumaPluginClass *plugin_class = PLUMA_PLUGIN_CLASS (klass);
+
+ object_class->constructor = pluma_modeline_plugin_constructor;
+ object_class->finalize = pluma_modeline_plugin_finalize;
+
+ plugin_class->activate = pluma_modeline_plugin_activate;
+ plugin_class->deactivate = pluma_modeline_plugin_deactivate;
+}
+
+static GObject *
+pluma_modeline_plugin_constructor (GType type,
+ guint n_construct_properties,
+ GObjectConstructParam *construct_param)
+{
+ GObject *object;
+ gchar *data_dir;
+
+ object = G_OBJECT_CLASS (pluma_modeline_plugin_parent_class)->constructor (type,
+ n_construct_properties,
+ construct_param);
+
+ data_dir = pluma_plugin_get_data_dir (PLUMA_PLUGIN (object));
+
+ modeline_parser_init (data_dir);
+
+ g_free (data_dir);
+
+ return object;
+}
+
+static void
+pluma_modeline_plugin_init (PlumaModelinePlugin *plugin)
+{
+ pluma_debug_message (DEBUG_PLUGINS, "PlumaModelinePlugin initializing");
+}
+
+static void
+pluma_modeline_plugin_finalize (GObject *object)
+{
+ pluma_debug_message (DEBUG_PLUGINS, "PlumaModelinePlugin finalizing");
+
+ modeline_parser_shutdown ();
+
+ G_OBJECT_CLASS (pluma_modeline_plugin_parent_class)->finalize (object);
+}
+
+static void
+on_document_loaded_or_saved (PlumaDocument *document,
+ const GError *error,
+ GtkSourceView *view)
+{
+ modeline_parser_apply_modeline (view);
+}
+
+static void
+connect_handlers (PlumaView *view)
+{
+ DocumentData *data;
+ GtkTextBuffer *doc;
+
+ doc = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));
+
+ data = g_slice_new (DocumentData);
+
+ data->document_loaded_handler_id =
+ g_signal_connect (doc, "loaded",
+ G_CALLBACK (on_document_loaded_or_saved),
+ view);
+ data->document_saved_handler_id =
+ g_signal_connect (doc, "saved",
+ G_CALLBACK (on_document_loaded_or_saved),
+ view);
+
+ g_object_set_data_full (G_OBJECT (doc), DOCUMENT_DATA_KEY,
+ data, (GDestroyNotify) document_data_free);
+}
+
+static void
+disconnect_handlers (PlumaView *view)
+{
+ DocumentData *data;
+ GtkTextBuffer *doc;
+
+ doc = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));
+
+ data = g_object_steal_data (G_OBJECT (doc), DOCUMENT_DATA_KEY);
+
+ if (data)
+ {
+ g_signal_handler_disconnect (doc, data->document_loaded_handler_id);
+ g_signal_handler_disconnect (doc, data->document_saved_handler_id);
+
+ document_data_free (data);
+ }
+ else
+ {
+ g_warning ("Modeline handlers not found");
+ }
+}
+
+static void
+on_window_tab_added (PlumaWindow *window,
+ PlumaTab *tab,
+ gpointer user_data)
+{
+ connect_handlers (pluma_tab_get_view (tab));
+}
+
+static void
+on_window_tab_removed (PlumaWindow *window,
+ PlumaTab *tab,
+ gpointer user_data)
+{
+ disconnect_handlers (pluma_tab_get_view (tab));
+}
+
+static void
+pluma_modeline_plugin_activate (PlumaPlugin *plugin,
+ PlumaWindow *window)
+{
+ WindowData *wdata;
+ GList *views;
+ GList *l;
+
+ pluma_debug (DEBUG_PLUGINS);
+
+ views = pluma_window_get_views (window);
+ for (l = views; l != NULL; l = l->next)
+ {
+ connect_handlers (PLUMA_VIEW (l->data));
+ modeline_parser_apply_modeline (GTK_SOURCE_VIEW (l->data));
+ }
+ g_list_free (views);
+
+ wdata = g_slice_new (WindowData);
+
+ wdata->tab_added_handler_id =
+ g_signal_connect (window, "tab-added",
+ G_CALLBACK (on_window_tab_added), NULL);
+
+ wdata->tab_removed_handler_id =
+ g_signal_connect (window, "tab-removed",
+ G_CALLBACK (on_window_tab_removed), NULL);
+
+ g_object_set_data_full (G_OBJECT (window), WINDOW_DATA_KEY,
+ wdata, (GDestroyNotify) window_data_free);
+}
+
+static void
+pluma_modeline_plugin_deactivate (PlumaPlugin *plugin,
+ PlumaWindow *window)
+{
+ WindowData *wdata;
+ GList *views;
+ GList *l;
+
+ pluma_debug (DEBUG_PLUGINS);
+
+ wdata = g_object_steal_data (G_OBJECT (window), WINDOW_DATA_KEY);
+
+ g_signal_handler_disconnect (window, wdata->tab_added_handler_id);
+ g_signal_handler_disconnect (window, wdata->tab_removed_handler_id);
+
+ window_data_free (wdata);
+
+ views = pluma_window_get_views (window);
+
+ for (l = views; l != NULL; l = l->next)
+ {
+ disconnect_handlers (PLUMA_VIEW (l->data));
+ 
+ modeline_parser_deactivate (GTK_SOURCE_VIEW (l->data));
+ }
+ 
+ g_list_free (views);
+}
+