[gnome-builder] document: use modified instead of can-save.

[Christian Hergert <chergert src gnome org>]

commit 747ebb1cdfae105161e322e529930431cdccaf35
Author: Christian Hergert <christian hergert me>
Date:   Sun Dec 7 02:39:45 2014 -0800

    document: use modified instead of can-save.

 src/documents/gb-document.c     |   48 ++++++++++++++++++++++++++++++---------
 src/editor/gb-editor-document.c |   30 +++++++++++++++++++-----
 2 files changed, 61 insertions(+), 17 deletions(-)
---
diff --git a/src/documents/gb-document.c b/src/documents/gb-document.c
index 0528a42..ac646eb 100644
--- a/src/documents/gb-document.c
+++ b/src/documents/gb-document.c
@@ -19,24 +19,31 @@
 #include <glib/gi18n.h>
 
 #include "gb-document.h"
+#include "gb-document-view.h"
 
 G_DEFINE_INTERFACE (GbDocument, gb_document, G_TYPE_OBJECT)
 
 enum {
   PROP_0,
-  PROP_CAN_SAVE,
+  PROP_MODIFIED,
   PROP_TITLE,
   LAST_PROP
 };
 
+enum {
+  CREATE_VIEW,
+  LAST_SIGNAL
+};
+
 static GParamSpec *gParamSpecs [LAST_PROP];
+static guint       gSignals [LAST_SIGNAL];
 
 gboolean
-gb_document_get_can_save (GbDocument *document)
+gb_document_get_modified (GbDocument *document)
 {
   g_return_val_if_fail (GB_IS_DOCUMENT (document), FALSE);
 
-  return GB_DOCUMENT_GET_INTERFACE (document)->get_can_save (document);
+  return GB_DOCUMENT_GET_INTERFACE (document)->get_modified (document);
 }
 
 const gchar *
@@ -47,24 +54,32 @@ gb_document_get_title (GbDocument *document)
   return GB_DOCUMENT_GET_INTERFACE (document)->get_title (document);
 }
 
-GbTab *
-gb_document_create_tab (GbDocument *document)
+GtkWidget *
+gb_document_create_view (GbDocument *document)
 {
+  GtkWidget *ret = NULL;
+
   g_return_val_if_fail (GB_IS_DOCUMENT (document), NULL);
 
-  return GB_DOCUMENT_GET_INTERFACE (document)->create_tab (document);
+  g_signal_emit (document, gSignals [CREATE_VIEW], 0, &ret);
+
+  if (!ret)
+    g_warning ("%s failed to implement create_view() signal",
+               g_type_name (G_TYPE_FROM_INSTANCE (document)));
+
+  return ret;
 }
 
 static void
 gb_document_default_init (GbDocumentInterface *iface)
 {
-  gParamSpecs [PROP_CAN_SAVE] =
-    g_param_spec_boolean ("can-save",
-                          _("Can Save"),
-                          _("If the document can be saved."),
+  gParamSpecs [PROP_MODIFIED] =
+    g_param_spec_boolean ("modified",
+                          _("Modified"),
+                          _("If the document has been modified from disk."),
                           FALSE,
                           (G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
-  g_object_interface_install_property (iface, gParamSpecs [PROP_CAN_SAVE]);
+  g_object_interface_install_property (iface, gParamSpecs [PROP_MODIFIED]);
 
   gParamSpecs [PROP_TITLE] =
     g_param_spec_string ("title",
@@ -73,4 +88,15 @@ gb_document_default_init (GbDocumentInterface *iface)
                          NULL,
                          (G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
   g_object_interface_install_property (iface, gParamSpecs [PROP_TITLE]);
+
+  gSignals [CREATE_VIEW] =
+    g_signal_new ("create-view",
+                  GB_TYPE_DOCUMENT,
+                  G_SIGNAL_RUN_LAST,
+                  G_STRUCT_OFFSET (GbDocumentInterface, create_view),
+                  g_signal_accumulator_first_wins,
+                  NULL,
+                  g_cclosure_marshal_generic,
+                  GB_TYPE_DOCUMENT_VIEW,
+                  0);
 }
diff --git a/src/editor/gb-editor-document.c b/src/editor/gb-editor-document.c
index 672dc94..d1268f6 100644
--- a/src/editor/gb-editor-document.c
+++ b/src/editor/gb-editor-document.c
@@ -25,6 +25,7 @@
 #include "gb-doc-seq.h"
 #include "gb-editor-document.h"
 #include "gb-editor-file-marks.h"
+#include "gb-editor-view.h"
 #include "gb-log.h"
 #include "gca-structs.h"
 
@@ -41,9 +42,9 @@ struct _GbEditorDocumentPrivate
 
 enum {
   PROP_0,
-  PROP_CAN_SAVE,
   PROP_CHANGE_MONITOR,
   PROP_FILE,
+  PROP_MODIFIED,
   PROP_STYLE_SCHEME_NAME,
   PROP_TITLE,
   PROP_TRIM_TRAILING_WHITESPACE,
@@ -729,7 +730,7 @@ gb_editor_document_modified_changed (GtkTextBuffer *buffer)
 }
 
 gboolean
-gb_editor_document_get_can_save (GbDocument *document)
+gb_editor_document_get_modified (GbDocument *document)
 {
   g_return_val_if_fail (GB_IS_EDITOR_DOCUMENT (document), FALSE);
 
@@ -744,6 +745,21 @@ gb_editor_document_get_title (GbDocument *document)
   return GB_EDITOR_DOCUMENT (document)->priv->title;
 }
 
+static GtkWidget *
+gb_editor_document_create_view (GbDocument *document)
+{
+  GbEditorView *view;
+
+  g_return_val_if_fail (GB_IS_EDITOR_DOCUMENT (document), NULL);
+
+  view = g_object_new (GB_TYPE_EDITOR_VIEW,
+                       "document", document,
+                       "visible", TRUE,
+                       NULL);
+
+  return GTK_WIDGET (view);
+}
+
 static void
 gb_editor_document_finalize (GObject *object)
 {
@@ -754,6 +770,7 @@ gb_editor_document_finalize (GObject *object)
   g_clear_object (&priv->file);
   g_clear_object (&priv->change_monitor);
   g_clear_object (&priv->code_assistant);
+  g_clear_pointer (&priv->title, g_free);
 
   G_OBJECT_CLASS(gb_editor_document_parent_class)->finalize (object);
 
@@ -770,9 +787,9 @@ gb_editor_document_get_property (GObject    *object,
 
   switch (prop_id)
     {
-    case PROP_CAN_SAVE:
+    case PROP_MODIFIED:
       g_value_set_boolean (value,
-                           gb_editor_document_get_can_save (GB_DOCUMENT (self)));
+                           gb_editor_document_get_modified (GB_DOCUMENT (self)));
       break;
 
     case PROP_CHANGE_MONITOR:
@@ -837,7 +854,7 @@ gb_editor_document_class_init (GbEditorDocumentClass *klass)
   text_buffer_class->changed = gb_editor_document_changed;
   text_buffer_class->modified_changed = gb_editor_document_modified_changed;
 
-  g_object_class_override_property (object_class, PROP_CAN_SAVE, "can-save");
+  g_object_class_override_property (object_class, PROP_MODIFIED, "modified");
   g_object_class_override_property (object_class, PROP_TITLE, "title");
 
   gParamSpecs [PROP_CHANGE_MONITOR] =
@@ -919,6 +936,7 @@ gb_editor_document_init (GbEditorDocument *document)
 static void
 gb_editor_document_init_document (GbDocumentInterface *iface)
 {
-  iface->get_can_save = gb_editor_document_get_can_save;
+  iface->get_modified = gb_editor_document_get_modified;
   iface->get_title = gb_editor_document_get_title;
+  iface->create_view = gb_editor_document_create_view;
 }