From 84369e594cb3a417c94e928240617d6147f8a0e2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jes=C3=BAs=20Barbero=20Rodr=C3=ADguez?=
 <chuchiperriman@gmail.com>
Date: Tue, 1 Nov 2011 21:10:40 +0100
Subject: [PATCH] Added basic symbol completion

---
 sourcecodebrowser/completion.py | 77 +++++++++++++++++++++++++++++++++
 sourcecodebrowser/plugin.py     | 12 ++++-
 2 files changed, 87 insertions(+), 2 deletions(-)
 create mode 100644 sourcecodebrowser/completion.py

diff --git a/sourcecodebrowser/completion.py b/sourcecodebrowser/completion.py
new file mode 100644
index 0000000..33ab98c
--- /dev/null
+++ b/sourcecodebrowser/completion.py
@@ -0,0 +1,77 @@
+from gi.repository import GObject, Gtk, GtkSource, Gedit
+
+class Proposal(GObject.Object, GtkSource.CompletionProposal):
+        __gtype_name__ = "GeditSourceCodeProposal"
+        
+
+        def __init__(self, tag):
+                GObject.Object.__init__(self)
+                self._tag = tag
+
+        # Interface implementation
+        def do_get_markup(self):
+                return self._tag.name
+
+        """
+        def do_get_info(self):
+                return self._tag.name
+        """
+
+class Provider(GObject.Object, GtkSource.CompletionProvider):
+        __gtype_name__ = "GeditSourceCodeProvider"
+
+        def __init__(self, sourcetree):
+                GObject.Object.__init__(self)
+                self.name = 'SourceCodeProvider'
+                self.sourcetree = sourcetree
+                """
+                theme = Gtk.IconTheme.get_default()
+                f, w, h = Gtk.icon_size_lookup(Gtk.IconSize.MENU)
+
+                try:
+                        self.icon = theme.load_icon(Gtk.STOCK_JUSTIFY_LEFT, w, 0)
+                except:
+                        self.icon = None
+                """
+                self.icon = self.sourcetree.get_pixbuf('source-code-browser')
+
+        def get_word(self, context):
+                it = context.get_iter()
+
+                if it.starts_word() or it.starts_line() or not it.ends_word():
+                        return None
+
+                start = it.copy()
+
+                if start.backward_word_start():
+                        return start.get_text(it)
+                else:
+                        return None
+
+        def do_match(self, context):
+                return True
+
+        def do_populate(self, context):
+                word = self.get_word(context)
+                proposals = []
+                print word
+                for tag in self.sourcetree.tags:
+                        if not word or tag.name.startswith(word):
+                                proposals.append(Proposal(tag))
+                context.add_proposals(self, proposals, True)
+
+        def do_get_name(self):
+                return self.name
+
+        def do_activate_proposal(self, proposal, piter):
+                buf = piter.get_buffer()
+                buf.insert_at_cursor(proposal._tag.name, -1)
+                return True
+
+        def do_get_icon(self):
+                return self.icon
+
+        def do_get_activation(self):
+                return GtkSource.CompletionActivation.USER_REQUESTED
+
+# ex:ts=8:et:
diff --git a/sourcecodebrowser/plugin.py b/sourcecodebrowser/plugin.py
index 19123fc..4dec07a 100644
--- a/sourcecodebrowser/plugin.py
+++ b/sourcecodebrowser/plugin.py
@@ -3,6 +3,7 @@
 import logging
 import tempfile
 import ctags
+import completion
 from gi.repository import GObject, GdkPixbuf, Gedit, Gtk, PeasGtk, Gio
 
 logging.basicConfig()
@@ -179,9 +180,9 @@ def load(self, kinds, tags, uri):
         # TODO: We need to go at least one more level to deal with the inline 
         # classes used in many python projects (eg. Models in Django)
         # Recursion would be even better.
-        
+        self.tags = tags
         # sort         
-        if self.sort_list:                               
+        if self.sort_list:
             self._store.set_sort_column_id(1, Gtk.SortType.ASCENDING)
         
         # expand
@@ -393,8 +394,11 @@ def _load_active_document_symbols(self):
         self._is_loaded = False
         # do not load if not the active tab in the panel
         panel = self.window.get_side_panel()
+        #Disabled because completion needs the symbols
+        """
         if not panel.item_is_active(self._sourcetree):
             return
+        """
 
         document = self.window.get_active_document()
         if document:
@@ -424,6 +428,10 @@ def _load_active_document_symbols(self):
             
     def on_active_tab_changed(self, window, tab, data=None):
         self._load_active_document_symbols()
+        
+        if not hasattr(self.window.get_active_view(), "sc_completion"):
+            self.window.get_active_view().get_completion().add_provider(completion.Provider(self._sourcetree))
+            self.window.get_active_view().sc_completion = True
     
     def on_setting_changed(self, settings, key, data=None):
         """