[gnome-builder/wip/minimap2] editor: make minimap configurable with gsettings

[Christian Hergert <chergert src gnome org>]

commit ddacd16fdd1a42de2a7518b5e85ba77d067755aa
Author: Christian Hergert <christian hergert me>
Date:   Tue Apr 21 17:37:32 2015 -0700

    editor: make minimap configurable with gsettings
    
    gsettings set org.gnome.builder.editor show-map true

 .../org.gnome.builder.editor.gschema.xml.in        |    5 ++
 data/ui/gb-editor-frame.ui                         |    3 +-
 src/editor/gb-editor-frame-private.h               |    1 +
 src/editor/gb-editor-frame.c                       |   57 +++++++++++++++++++-
 4 files changed, 63 insertions(+), 3 deletions(-)
---
diff --git a/data/gsettings/org.gnome.builder.editor.gschema.xml.in 
b/data/gsettings/org.gnome.builder.editor.gschema.xml.in
index 8565165..0d0a5b9 100644
--- a/data/gsettings/org.gnome.builder.editor.gschema.xml.in
+++ b/data/gsettings/org.gnome.builder.editor.gschema.xml.in
@@ -63,5 +63,10 @@
       <range min="0" max="999"/>
       <default>0</default>
     </key>
+    <key name="show-map" type="b">
+      <default>false</default>
+      <summary>Show overview map</summary>
+      <description>If enabled, Builder will display an overview map of the source file next to the 
editor.</description>
+    </key>
   </schema>
 </schemalist>
diff --git a/data/ui/gb-editor-frame.ui b/data/ui/gb-editor-frame.ui
index 3042df8..79301f6 100644
--- a/data/ui/gb-editor-frame.ui
+++ b/data/ui/gb-editor-frame.ui
@@ -143,8 +143,7 @@
           </object>
         </child>
         <child>
-          <object class="IdeSourceMap" id="source_map">
-            <property name="view">source_view</property>
+          <object class="GtkBox" id="source_map_container">
             <property name="visible">true</property>
           </object>
         </child>
diff --git a/src/editor/gb-editor-frame-private.h b/src/editor/gb-editor-frame-private.h
index dfcc5c8..6bd1055 100644
--- a/src/editor/gb-editor-frame-private.h
+++ b/src/editor/gb-editor-frame-private.h
@@ -39,6 +39,7 @@ struct _GbEditorFrame
   GdTaggedEntry       *search_entry;
   GdTaggedEntryTag    *search_entry_tag;
   IdeSourceView       *source_view;
+  GtkBox              *source_map_container;
   IdeSourceMap        *source_map;
 
   gulong               cursor_moved_handler;
diff --git a/src/editor/gb-editor-frame.c b/src/editor/gb-editor-frame.c
index f19246d..e62899b 100644
--- a/src/editor/gb-editor-frame.c
+++ b/src/editor/gb-editor-frame.c
@@ -34,6 +34,7 @@ enum {
   PROP_0,
   PROP_BACK_FORWARD_LIST,
   PROP_DOCUMENT,
+  PROP_SHOW_MAP,
   LAST_PROP
 };
 
@@ -455,6 +456,42 @@ gb_editor_frame__source_view_request_documentation (GbEditorFrame *self,
   gb_widget_activate_action (GTK_WIDGET (self), "workbench", "search-docs", param);
 }
 
+static gboolean
+gb_editor_frame_get_show_map (GbEditorFrame *self)
+{
+  g_assert (GB_IS_EDITOR_FRAME (self));
+
+  return (self->source_map != NULL);
+}
+
+static void
+gb_editor_frame_set_show_map (GbEditorFrame *self,
+                              gboolean       show_map)
+{
+  g_assert (GB_IS_EDITOR_FRAME (self));
+
+  if (show_map != gb_editor_frame_get_show_map (self))
+    {
+      if (self->source_map != NULL)
+        {
+          gtk_container_remove (GTK_CONTAINER (self->source_map_container),
+                                GTK_WIDGET (self->source_map));
+          self->source_map = NULL;
+        }
+      else
+        {
+          self->source_map = g_object_new (IDE_TYPE_SOURCE_MAP,
+                                           "view", self->source_view,
+                                           "visible", TRUE,
+                                           NULL);
+          gtk_container_add (GTK_CONTAINER (self->source_map_container),
+                             GTK_WIDGET (self->source_map));
+        }
+
+      g_object_notify_by_pspec (G_OBJECT (self), gParamSpecs [PROP_SHOW_MAP]);
+    }
+}
+
 static void
 gb_editor_frame_constructed (GObject *object)
 {
@@ -525,6 +562,10 @@ gb_editor_frame_get_property (GObject    *object,
       g_value_set_object (value, gb_editor_frame_get_document (self));
       break;
 
+    case PROP_SHOW_MAP:
+      g_value_set_boolean (value, gb_editor_frame_get_show_map (self));
+      break;
+
     default:
       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
     }
@@ -548,6 +589,10 @@ gb_editor_frame_set_property (GObject      *object,
       ide_source_view_set_back_forward_list (self->source_view, g_value_get_object (value));
       break;
 
+    case PROP_SHOW_MAP:
+      gb_editor_frame_set_show_map (self, g_value_get_boolean (value));
+      break;
+
     default:
       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
     }
@@ -583,6 +628,15 @@ gb_editor_frame_class_init (GbEditorFrameClass *klass)
                          (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
   g_object_class_install_property (object_class, PROP_DOCUMENT, gParamSpecs [PROP_DOCUMENT]);
 
+  gParamSpecs [PROP_SHOW_MAP] =
+    g_param_spec_boolean ("show-map",
+                          _("Show Map"),
+                          _("If the ovewview map should be shown."),
+                          FALSE,
+                          (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+  g_object_class_install_property (object_class, PROP_SHOW_MAP,
+                                   gParamSpecs [PROP_SHOW_MAP]);
+
   GB_WIDGET_CLASS_TEMPLATE (klass, "gb-editor-frame.ui");
 
   GB_WIDGET_CLASS_BIND (klass, GbEditorFrame, floating_bar);
@@ -590,8 +644,8 @@ gb_editor_frame_class_init (GbEditorFrameClass *klass)
   GB_WIDGET_CLASS_BIND (klass, GbEditorFrame, overwrite_label);
   GB_WIDGET_CLASS_BIND (klass, GbEditorFrame, scrolled_window);
   GB_WIDGET_CLASS_BIND (klass, GbEditorFrame, search_entry);
+  GB_WIDGET_CLASS_BIND (klass, GbEditorFrame, source_map_container);
   GB_WIDGET_CLASS_BIND (klass, GbEditorFrame, search_revealer);
-  GB_WIDGET_CLASS_BIND (klass, GbEditorFrame, source_map);
   GB_WIDGET_CLASS_BIND (klass, GbEditorFrame, source_view);
 
   g_type_ensure (NAUTILUS_TYPE_FLOATING_BAR);
@@ -618,6 +672,7 @@ gb_editor_frame_init (GbEditorFrame *self)
   g_settings_bind (settings, "smart-backspace", self->source_view, "smart-backspace", G_SETTINGS_BIND_GET);
   g_settings_bind_with_mapping (settings, "smart-home-end", self->source_view, "smart-home-end", 
G_SETTINGS_BIND_GET, get_smart_home_end, NULL, NULL, NULL);
   g_settings_bind (settings, "word-completion", self->source_view, "enable-word-completion", 
G_SETTINGS_BIND_GET);
+  g_settings_bind (settings, "show-map", self, "show-map", G_SETTINGS_BIND_DEFAULT);
   g_signal_connect (settings, "changed::keybindings", G_CALLBACK (keybindings_changed), self);
 
   g_object_bind_property (self->source_view, "overwrite", self->overwrite_label, "visible", 
G_BINDING_SYNC_CREATE);