[gnome-builder/wip/chergert/panel-addin-idea] wip
- From: Christian Hergert <chergert src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gnome-builder/wip/chergert/panel-addin-idea] wip
- Date: Wed, 30 Sep 2015 11:33:50 +0000 (UTC)
commit c2e83c77773023322a34436b7a405289fd697cbd
Author: Christian Hergert <christian hergert me>
Date: Wed Sep 30 04:32:47 2015 -0700
wip
data/theme/Adwaita-shared.css | 2 +-
plugins/symbol-tree/Makefile.am | 37 ++--
.../{symbol-tree.ui => gb-symbol-tree-panel.ui} | 3 +-
plugins/symbol-tree/gb-symbol-tree-panel.vala | 215 ++++++++++++++++++++
...rce.xml => gb-symbol-tree-plugin.gresource.xml} | 2 +-
plugins/symbol-tree/symbol-tree.plugin | 2 +-
src/Makefile.am | 3 +
src/gb-enums.c.in | 1 +
src/gnome-builder.h | 1 +
src/tree/gb-tree.c | 2 +-
src/workbench/gb-workbench-private.h | 2 +
src/workbench/gb-workbench.c | 104 +++++++++-
src/workspace/gb-panel-addin.c | 85 ++++++++
src/workspace/gb-panel-addin.h | 61 ++++++
14 files changed, 491 insertions(+), 29 deletions(-)
---
diff --git a/data/theme/Adwaita-shared.css b/data/theme/Adwaita-shared.css
index 494135d..e6eecf2 100644
--- a/data/theme/Adwaita-shared.css
+++ b/data/theme/Adwaita-shared.css
@@ -143,7 +143,7 @@ DhSidebar GtkSearchEntry {
/*
* Adjust symbol panel styling.
*/
-SymbolTree GtkSearchEntry {
+GbSymbolTreePanel GtkSearchEntry {
border-left: none;
border-right: none;
border-top: none;
diff --git a/plugins/symbol-tree/Makefile.am b/plugins/symbol-tree/Makefile.am
index 7ccc1eb..27efbac 100644
--- a/plugins/symbol-tree/Makefile.am
+++ b/plugins/symbol-tree/Makefile.am
@@ -6,20 +6,27 @@ CLEANFILES =
EXTRA_DIST = $(plugin_DATA)
plugindir = $(libdir)/gnome-builder/plugins
-plugin_LTLIBRARIES = libsymbol-tree.la
+plugin_LTLIBRARIES = libsymbol-tree-plugin.la
dist_plugin_DATA = symbol-tree.plugin
-libsymbol_tree_la_SOURCES = \
- symbol-tree-builder.c \
- symbol-tree-builder.h \
- symbol-tree-resources.c \
- symbol-tree-resources.h \
- symbol-tree.c \
- symbol-tree.h \
+libsymbol_tree_plugin_la_SOURCES = \
+ gb-symbol-tree-panel.vala \
+ gb-symbol-tree-resources.c \
+ gb-symbol-tree-resources.h \
+ $(NULL)
+
+libsymbol_tree_plugin_la_VALAFLAGS = \
+ --gresources gb-symbol-tree-plugin.gresource.xml \
+ --target-glib=2.38 \
+ --vapidir $(top_builddir)/libide \
+ --vapidir $(top_builddir)/src \
+ --pkg libide-1.0 \
+ --pkg gnome-builder-1.0 \
$(NULL)
# XXX: temporary, since we need to extract lots of src/ into plugins
-libsymbol_tree_la_CFLAGS = \
+libsymbol_tree_plugin_la_CFLAGS = \
+ -DGETTEXT_PACKAGE="\"gnome-builder\"" \
$(BUILDER_CFLAGS) \
-I$(top_srcdir)/src \
-I$(top_srcdir)/src/documents \
@@ -33,21 +40,21 @@ libsymbol_tree_la_CFLAGS = \
-I$(top_srcdir)/contrib/egg \
$(NULL)
-libsymbol_tree_la_LIBADD = \
+libsymbol_tree_plugin_la_LIBADD = \
$(BUILDER_LIBS) \
$(top_builddir)/libide/libide-1.0.la \
$(NULL)
-libsymbol_tree_la_LDFLAGS = \
+libsymbol_tree_plugin_la_LDFLAGS = \
$(OPTIMIZE_LDFLAGS) \
-avoid-version \
-module \
$(NULL)
-glib_resources_c = symbol-tree-resources.c
-glib_resources_h = symbol-tree-resources.h
-glib_resources_xml = symbol-tree.gresource.xml
-glib_resources_namespace = symbol_tree
+glib_resources_c = gb-symbol-tree-resources.c
+glib_resources_h = gb-symbol-tree-resources.h
+glib_resources_xml = gb-symbol-tree-plugin.gresource.xml
+glib_resources_namespace = gb_symbol_tree
include $(top_srcdir)/build/autotools/Makefile.am.gresources
include $(top_srcdir)/plugins/Makefile.plugin
diff --git a/plugins/symbol-tree/symbol-tree.ui b/plugins/symbol-tree/gb-symbol-tree-panel.ui
similarity index 85%
rename from plugins/symbol-tree/symbol-tree.ui
rename to plugins/symbol-tree/gb-symbol-tree-panel.ui
index 5cd0a80..283cbf7 100644
--- a/plugins/symbol-tree/symbol-tree.ui
+++ b/plugins/symbol-tree/gb-symbol-tree-panel.ui
@@ -1,13 +1,14 @@
<?xml version="1.0" encoding="UTF-8"?>
<interface>
<!-- interface-requires gtk+ 3.16 -->
- <template class="SymbolTree" parent="GtkBox">
+ <template class="GbSymbolTreePanel" parent="GtkBox">
<property name="vexpand">true</property>
<property name="visible">true</property>
<property name="orientation">vertical</property>
<child>
<object class="GtkSearchEntry" id="search_entry">
<property name="visible">true</property>
+ <signal name="changed" handler="on_search_entry_changed" object="GbSymbolTreePanel" swapped="yes"/>
</object>
</child>
<child>
diff --git a/plugins/symbol-tree/gb-symbol-tree-panel.vala b/plugins/symbol-tree/gb-symbol-tree-panel.vala
new file mode 100644
index 0000000..741426f
--- /dev/null
+++ b/plugins/symbol-tree/gb-symbol-tree-panel.vala
@@ -0,0 +1,215 @@
+/* symbol-tree.vala
+ *
+ * Copyright (C) 2015 Christian Hergert <christian hergert me>
+ *
+ * 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 3 of the License, 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, see <http://www.gnu.org/licenses/>.
+ */
+
+using Gb;
+using GLib;
+using Gtk;
+using Ide;
+using Peas;
+
+namespace Gb
+{
+ [GtkTemplate (ui = "/org/gnome/builder/plugins/symbol-tree/gb-symbol-tree-panel.ui")]
+ public class SymbolTreePanel: Gtk.Box, Gb.PanelAddin
+ {
+ [GtkChild]
+ Gtk.SearchEntry search_entry;
+
+ [GtkChild]
+ Gb.Tree tree;
+
+ weak Gb.View? _current_view;
+ TreeBuilder tree_builder;
+ ulong handler_id;
+
+ construct {
+ this.tree_builder = new SymbolTreeBuilder ();
+ }
+
+ ~SymbolTreePanel ()
+ {
+stdout.printf ("FINALIZE\n");
+ }
+
+ public Gb.View? current_view {
+ get { return this._current_view; }
+ set {
+ if (this._current_view != value) {
+ if (value == null) {
+ this._current_view = null;
+ this.reload ();
+ }
+ this._current_view = value;
+ this.reload ();
+ }
+ }
+ }
+
+ public Gb.PanelPosition get_position () { return Gb.PanelPosition.RIGHT; }
+ public unowned string get_icon_name () { return _("lang-function-symbolic"); }
+ public unowned string get_title () { return _("Symbol Tree"); }
+
+ public void load (Gb.Workbench workbench)
+ {
+ this.handler_id = workbench.notify["active-view"].connect (() => {
+ var view = workbench.get_active_view ();
+ if (view is Gb.EditorView)
+ this.current_view = (Gb.View)view;
+ else
+ this.current_view = null;
+ });
+ }
+
+ public void unload (Gb.Workbench workbench)
+ {
+stdout.printf ("unload.....\n");
+ workbench.disconnect (this.handler_id);
+ }
+
+ [GtkCallback]
+ void on_search_entry_changed (Gtk.Editable editable) {
+ var text = search_entry.get_text ();
+
+ if (text == null || text[0] == 0) {
+ this.tree.set_filter (null);
+ return;
+ }
+
+ var pattern = new Ide.PatternSpec (text);
+ this.tree.set_filter ((tree, node) => {
+ return pattern.match (node.text);
+ });
+ }
+
+ public void reload ()
+ {
+ /* Clear existing state */
+ this.search_entry.text = "";
+ this.tree.root = new Gb.TreeNode ();
+
+ if (this._current_view == null)
+ return;
+
+ var document = this._current_view.document;
+ if (!(document is Ide.Buffer))
+ return;
+ }
+ }
+
+ public class SymbolTreeBuilder: Gb.TreeBuilder
+ {
+ Ide.SymbolTree? find_symbol_tree (Gb.TreeNode? node)
+ {
+ if (node == null)
+ return null;
+ if (node.item is Ide.SymbolTree)
+ return (Ide.SymbolTree)node.item;
+ return find_symbol_tree (node.parent);
+ }
+
+ public override void build_node (Gb.TreeNode node)
+ {
+ if (!(node.item is Ide.SymbolNode))
+ return;
+
+ var symbol_tree = find_symbol_tree (node);
+ var parent = node.item as Ide.SymbolNode;
+ var n_children = symbol_tree.get_n_children (parent);
+
+ for (var i = 0; i < n_children; i++) {
+ var symbol = symbol_tree.get_nth_child (parent, i);
+ unowned string? icon_name;
+
+ switch (symbol.kind) {
+ case Ide.SymbolKind.FUNCTION:
+ icon_name = "lang-function-symbolic";
+ break;
+
+ case Ide.SymbolKind.ENUM:
+ icon_name = "lang-enum-symbolic";
+ break;
+
+ case Ide.SymbolKind.ENUM_VALUE:
+ icon_name = "lang-enum-value-symbolic";
+ break;
+
+ case Ide.SymbolKind.STRUCT:
+ icon_name = "lang-struct-symbolic";
+ break;
+
+ case Ide.SymbolKind.CLASS:
+ icon_name = "lang-class-symbolic";
+ break;
+
+ case Ide.SymbolKind.METHOD:
+ icon_name = "lang-method-symbolic";
+ break;
+
+ case Ide.SymbolKind.UNION:
+ icon_name = "lang-union-symbolic";
+ break;
+
+ case Ide.SymbolKind.SCALAR:
+ case Ide.SymbolKind.FIELD:
+ case Ide.SymbolKind.VARIABLE:
+ icon_name = "lang-variable-symbolic";
+ break;
+
+ case Ide.SymbolKind.NONE:
+ default:
+ icon_name = null;
+ break;
+ }
+
+ var child = new Gb.TreeNode () {
+ text = symbol.name,
+ icon_name = icon_name,
+ item = symbol
+ };
+
+ node.append (child);
+ }
+ }
+
+ public override bool node_activated (Gb.TreeNode node)
+ {
+ var workbench = this.tree.get_ancestor (typeof (Gb.Workbench)) as Gb.Workbench;
+ var view_grid = workbench.get_view_grid () as Gb.ViewGrid;
+ var stack = view_grid.get_last_focus () as Gb.ViewStack;
+
+ if (node.item is Ide.SymbolNode) {
+ var symbol_node = node.item as Ide.SymbolNode;
+ var location = symbol_node.get_location ();
+ if (location != null) {
+ stack.focus_location (location);
+ return true;
+ }
+ }
+
+ return false;
+ }
+ }
+}
+
+[ModuleInit]
+public void peas_register_types (GLib.TypeModule module)
+{
+ var peas = (Peas.ObjectModule)module;
+
+ peas.register_extension_type (typeof (Gb.PanelAddin), typeof (Gb.SymbolTreePanel));
+}
diff --git a/plugins/symbol-tree/symbol-tree.gresource.xml
b/plugins/symbol-tree/gb-symbol-tree-plugin.gresource.xml
similarity index 77%
rename from plugins/symbol-tree/symbol-tree.gresource.xml
rename to plugins/symbol-tree/gb-symbol-tree-plugin.gresource.xml
index 4b10ecf..b95833b 100644
--- a/plugins/symbol-tree/symbol-tree.gresource.xml
+++ b/plugins/symbol-tree/gb-symbol-tree-plugin.gresource.xml
@@ -1,6 +1,6 @@
<?xml version="1.0" encoding="UTF-8"?>
<gresources>
<gresource prefix="/org/gnome/builder/plugins/symbol-tree">
- <file>symbol-tree.ui</file>
+ <file>gb-symbol-tree-panel.ui</file>
</gresource>
</gresources>
diff --git a/plugins/symbol-tree/symbol-tree.plugin b/plugins/symbol-tree/symbol-tree.plugin
index bdf932f..0ed81a0 100644
--- a/plugins/symbol-tree/symbol-tree.plugin
+++ b/plugins/symbol-tree/symbol-tree.plugin
@@ -1,5 +1,5 @@
[Plugin]
-Module=symbol-tree
+Module=symbol-tree-plugin
Name=Symbol Tree
Description=Provides a Symbol Tree for the currently focused document.
Authors=Christian Hergert <christian hergert me>
diff --git a/src/Makefile.am b/src/Makefile.am
index 94bc134..6ad47e3 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -36,6 +36,8 @@ libgnome_builder_public_sources = \
views/gb-view-stack.h \
views/gb-view-grid.c \
views/gb-view-grid.h \
+ workspace/gb-panel-addin.c \
+ workspace/gb-panel-addin.h \
workbench/gb-workbench.c \
workbench/gb-workbench.h \
$(NULL)
@@ -195,6 +197,7 @@ glib_enum_h = gb-enums.h
glib_enum_c = gb-enums.c
glib_enum_headers = \
views/gb-view-stack-split.h \
+ workspace/gb-panel-addin.h \
$(NULL)
include $(top_srcdir)/build/autotools/Makefile.am.enums
diff --git a/src/gb-enums.c.in b/src/gb-enums.c.in
index f4df828..5f4ec5d 100644
--- a/src/gb-enums.c.in
+++ b/src/gb-enums.c.in
@@ -6,6 +6,7 @@
#include "ide-enums.h"
#include "gb-view-stack-split.h"
+#include "gb-panel-addin.h"
/*** END file-header ***/
diff --git a/src/gnome-builder.h b/src/gnome-builder.h
index 59c5f18..0f3c913 100644
--- a/src/gnome-builder.h
+++ b/src/gnome-builder.h
@@ -34,6 +34,7 @@
#include "views/gb-view-stack.h"
#include "views/gb-view-stack-split.h"
#include "workbench/gb-workbench.h"
+#include "workspace/gb-panel-addin.h"
#include "gb-enums.h"
diff --git a/src/tree/gb-tree.c b/src/tree/gb-tree.c
index 7369c2b..9dc5b5e 100644
--- a/src/tree/gb-tree.c
+++ b/src/tree/gb-tree.c
@@ -1636,7 +1636,7 @@ gb_tree_model_filter_visible_func (GtkTreeModel *model,
/**
* gb_tree_set_filter:
* @self: A #GbTree
- * @filter_func: (scope notified): A callback to determien visibility.
+ * @filter_func: (allow-none) (scope notified): A callback to determien visibility.
* @filter_data: User data for @filter_func.
* @filter_data_destroy: Destroy notify for @filter_data.
*
diff --git a/src/workbench/gb-workbench-private.h b/src/workbench/gb-workbench-private.h
index 8ec7d8e..429e991 100644
--- a/src/workbench/gb-workbench-private.h
+++ b/src/workbench/gb-workbench-private.h
@@ -24,6 +24,7 @@
#include <libpeas/peas.h>
#include <ide.h>
+#include "gb-panel-addin.h"
#include "gb-project-tree.h"
#include "gb-search-box.h"
#include "gb-slider.h"
@@ -42,6 +43,7 @@ struct _GbWorkbench
GCancellable *unload_cancellable;
gchar *current_folder_uri;
PeasExtensionSet *extensions;
+ PeasExtensionSet *panel_addins;
/* Weak Reference */
GtkWidget *active_view;
diff --git a/src/workbench/gb-workbench.c b/src/workbench/gb-workbench.c
index 1ba2ef7..6a65e0f 100644
--- a/src/workbench/gb-workbench.c
+++ b/src/workbench/gb-workbench.c
@@ -466,6 +466,66 @@ gb_workbench__extension_removed (PeasExtensionSet *set,
}
static void
+gb_workbench__panel_added (PeasExtensionSet *set,
+ PeasPluginInfo *plugin_info,
+ GbPanelAddin *addin,
+ GbWorkbench *self)
+{
+ GbPanelPosition position;
+ GtkWidget *pane;
+
+ g_assert (PEAS_IS_EXTENSION_SET (set));
+ g_assert (plugin_info != NULL);
+ g_assert (GB_IS_PANEL_ADDIN (addin));
+ g_assert (GB_IS_WORKBENCH (self));
+
+ g_object_ref_sink (addin);
+
+ position = gb_panel_addin_get_position (addin);
+
+ switch (position)
+ {
+ case GB_PANEL_LEFT:
+ pane = gb_workspace_get_left_pane (self->workspace);
+ break;
+
+ case GB_PANEL_RIGHT:
+ pane = gb_workspace_get_right_pane (self->workspace);
+ break;
+
+ case GB_PANEL_BOTTOM:
+ pane = gb_workspace_get_bottom_pane (self->workspace);
+ break;
+
+ default:
+ g_warning ("Unknown panel position: %02x", position);
+ return;
+ }
+
+ gb_workspace_pane_add_page (GB_WORKSPACE_PANE (pane),
+ GTK_WIDGET (addin),
+ gb_panel_addin_get_title (addin),
+ gb_panel_addin_get_icon_name (addin));
+
+ gb_panel_addin_load (addin, self);
+}
+
+static void
+gb_workbench__panel_removed (PeasExtensionSet *set,
+ PeasPluginInfo *plugin_info,
+ GbPanelAddin *addin,
+ GbWorkbench *self)
+{
+ g_assert (PEAS_IS_EXTENSION_SET (set));
+ g_assert (plugin_info != NULL);
+ g_assert (GB_IS_PANEL_ADDIN (addin));
+ g_assert (GB_IS_WORKBENCH (self));
+
+ gb_panel_addin_unload (addin, self);
+ gtk_widget_destroy (GTK_WIDGET (addin));
+}
+
+static void
gb_workbench_constructed (GObject *object)
{
GbWorkbench *self = (GbWorkbench *)object;
@@ -498,6 +558,21 @@ gb_workbench_constructed (GObject *object)
G_CALLBACK (gb_workbench__extension_removed),
self);
+ self->panel_addins = peas_extension_set_new (peas_engine_get_default (),
+ GB_TYPE_PANEL_ADDIN,
+ NULL);
+ peas_extension_set_foreach (self->panel_addins,
+ (PeasExtensionSetForeachFunc)gb_workbench__panel_added,
+ self);
+ g_signal_connect (self->panel_addins,
+ "extension-added",
+ G_CALLBACK (gb_workbench__panel_added),
+ self);
+ g_signal_connect (self->panel_addins,
+ "extension-removed",
+ G_CALLBACK (gb_workbench__panel_removed),
+ self);
+
gtk_widget_grab_focus (GTK_WIDGET (self->workspace));
IDE_EXIT;
@@ -560,6 +635,16 @@ chainup:
}
static void
+gb_workbench_real_unload (GbWorkbench *self,
+ IdeContext *context)
+{
+ g_assert (GB_IS_WORKBENCH (self));
+ g_assert (IDE_IS_CONTEXT (context));
+
+ g_clear_object (&self->panel_addins);
+}
+
+static void
gb_workbench_dispose (GObject *object)
{
GbWorkbench *self = (GbWorkbench *)object;
@@ -584,9 +669,9 @@ gb_workbench_finalize (GObject *object)
IDE_ENTRY;
+ g_clear_object (&self->extensions);
g_clear_object (&self->context);
g_clear_pointer (&self->current_folder_uri, g_free);
- g_clear_object (&self->extensions);
G_OBJECT_CLASS (gb_workbench_parent_class)->finalize (object);
@@ -692,14 +777,14 @@ gb_workbench_class_init (GbWorkbenchClass *klass)
g_object_class_install_properties (object_class, LAST_PROP, gParamSpecs);
gSignals [UNLOAD] =
- g_signal_new ("unload",
- G_TYPE_FROM_CLASS (klass),
- G_SIGNAL_RUN_LAST,
- 0,
- NULL, NULL, NULL,
- G_TYPE_NONE,
- 1,
- IDE_TYPE_CONTEXT);
+ g_signal_new_class_handler ("unload",
+ G_TYPE_FROM_CLASS (klass),
+ G_SIGNAL_RUN_FIRST,
+ G_CALLBACK (gb_workbench_real_unload),
+ NULL, NULL, NULL,
+ G_TYPE_NONE,
+ 1,
+ IDE_TYPE_CONTEXT);
GB_WIDGET_CLASS_TEMPLATE (klass, "gb-workbench.ui");
GB_WIDGET_CLASS_BIND (klass, GbWorkbench, gear_menu_button);
@@ -715,6 +800,7 @@ gb_workbench_class_init (GbWorkbenchClass *klass)
g_type_ensure (GB_TYPE_VIEW_GRID);
g_type_ensure (GB_TYPE_WORKSPACE);
g_type_ensure (GB_TYPE_WORKSPACE_PANE);
+ g_type_ensure (GB_TYPE_PANEL_ADDIN);
g_type_ensure (GEDIT_TYPE_MENU_STACK_SWITCHER);
}
diff --git a/src/workspace/gb-panel-addin.c b/src/workspace/gb-panel-addin.c
new file mode 100644
index 0000000..6a6b052
--- /dev/null
+++ b/src/workspace/gb-panel-addin.c
@@ -0,0 +1,85 @@
+/* gb-panel-addin.c
+ *
+ * Copyright (C) 2015 Christian Hergert <christian hergert me>
+ *
+ * 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 3 of the License, 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#define G_LOG_DOMAIN "gb-panel-addin"
+
+#include <ide.h>
+
+#include "gb-panel-addin.h"
+
+G_DEFINE_INTERFACE (GbPanelAddin, gb_panel_addin, GTK_TYPE_WIDGET)
+
+GbPanelPosition
+gb_panel_addin_get_position (GbPanelAddin *self)
+{
+ g_return_val_if_fail (GB_IS_PANEL_ADDIN (self), GB_PANEL_LEFT);
+
+ if (GB_PANEL_ADDIN_GET_IFACE (self)->get_position)
+ return GB_PANEL_ADDIN_GET_IFACE (self)->get_position (self);
+
+ return GB_PANEL_LEFT;
+}
+
+const gchar *
+gb_panel_addin_get_icon_name (GbPanelAddin *self)
+{
+ g_return_val_if_fail (GB_IS_PANEL_ADDIN (self), NULL);
+
+ if (GB_PANEL_ADDIN_GET_IFACE (self)->get_icon_name)
+ return GB_PANEL_ADDIN_GET_IFACE (self)->get_icon_name (self);
+
+ return NULL;
+}
+
+const gchar *
+gb_panel_addin_get_title (GbPanelAddin *self)
+{
+ g_return_val_if_fail (GB_IS_PANEL_ADDIN (self), NULL);
+
+ if (GB_PANEL_ADDIN_GET_IFACE (self)->get_title)
+ return GB_PANEL_ADDIN_GET_IFACE (self)->get_title (self);
+
+ return NULL;
+}
+
+void
+gb_panel_addin_load (GbPanelAddin *self,
+ GbWorkbench *workbench)
+{
+ g_return_if_fail (GB_IS_PANEL_ADDIN (self));
+ g_return_if_fail (GB_IS_WORKBENCH (workbench));
+
+ if (GB_PANEL_ADDIN_GET_IFACE (self)->load)
+ GB_PANEL_ADDIN_GET_IFACE (self)->load (self, workbench);
+}
+
+void
+gb_panel_addin_unload (GbPanelAddin *self,
+ GbWorkbench *workbench)
+{
+ g_return_if_fail (GB_IS_PANEL_ADDIN (self));
+ g_return_if_fail (GB_IS_WORKBENCH (workbench));
+
+ if (GB_PANEL_ADDIN_GET_IFACE (self)->unload)
+ GB_PANEL_ADDIN_GET_IFACE (self)->unload (self, workbench);
+}
+
+static void
+gb_panel_addin_default_init (GbPanelAddinInterface *iface)
+{
+}
diff --git a/src/workspace/gb-panel-addin.h b/src/workspace/gb-panel-addin.h
new file mode 100644
index 0000000..c0ee12d
--- /dev/null
+++ b/src/workspace/gb-panel-addin.h
@@ -0,0 +1,61 @@
+/* gb-panel-addin.h
+ *
+ * Copyright (C) 2015 Christian Hergert <christian hergert me>
+ *
+ * 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 3 of the License, 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef GB_PANEL_ADDIN_H
+#define GB_PANEL_ADDIN_H
+
+#include "gb-enums.h"
+#include "gb-workbench.h"
+
+G_BEGIN_DECLS
+
+#define GB_TYPE_PANEL_ADDIN (gb_panel_addin_get_type())
+
+G_DECLARE_INTERFACE (GbPanelAddin, gb_panel_addin, GB, PANEL_ADDIN, GtkWidget)
+
+typedef enum
+{
+ GB_PANEL_LEFT,
+ GB_PANEL_RIGHT,
+ GB_PANEL_BOTTOM,
+} GbPanelPosition;
+
+struct _GbPanelAddinInterface
+{
+ GTypeInterface parent_instance;
+
+ const gchar *(*get_icon_name) (GbPanelAddin *self);
+ const gchar *(*get_title) (GbPanelAddin *self);
+ GbPanelPosition (*get_position) (GbPanelAddin *self);
+ void (*load) (GbPanelAddin *self,
+ GbWorkbench *workbench);
+ void (*unload) (GbPanelAddin *self,
+ GbWorkbench *workbench);
+};
+
+const gchar *gb_panel_addin_get_title (GbPanelAddin *self);
+const gchar *gb_panel_addin_get_icon_name (GbPanelAddin *self);
+GbPanelPosition gb_panel_addin_get_position (GbPanelAddin *self);
+void gb_panel_addin_load (GbPanelAddin *self,
+ GbWorkbench *workbench);
+void gb_panel_addin_unload (GbPanelAddin *self,
+ GbWorkbench *workbench);
+
+G_END_DECLS
+
+#endif /* GB_PANEL_ADDIN_H */
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