More Completion work/fixes

src/core/widgets/base/sourceview/custom_completion_providers/example_completion_provider.py

@@ -14,15 +14,19 @@ from gi.repository import GObject
 
 
 
-class PythonProvider(GObject.GObject, GtkSource.CompletionProvider):
+class ExampleCompletionProvider(GObject.GObject, GtkSource.CompletionProvider):
     """
-        This is a custom Completion Provider for Python.
+        This is a custom Completion Example Provider.
         # NOTE: used information from here --> https://warroom.rsmus.com/do-that-auto-complete/
     """
+    __gtype_name__ = 'CustomProvider'
+
+    def __init__(self):
+        GObject.Object.__init__(self)
 
     def do_get_name(self):
         """ Returns: a new string containing the name of the provider. """
-        return 'PythonProvider'
+        return _('ExampleProvider')
 
     def do_match(self, context):
         """ Get whether the provider match the context of completion detailed in context. """
@@ -45,7 +49,7 @@ class PythonProvider(GObject.GObject, GtkSource.CompletionProvider):
             # GtkSource.CompletionItem(label='Hello World!', text = 'Hello World!', icon = None, info = None) # NOTE: Always proposed...
         ]
 
-        # Gtk Versions differ on get_iter responses... 
+        # Gtk Versions differ on get_iter responses...
         end_iter = context.get_iter()
         if not isinstance(end_iter, Gtk.TextIter):
             _, end_iter = context.get_iter()
@@ -67,4 +71,4 @@ class PythonProvider(GObject.GObject, GtkSource.CompletionProvider):
                     GtkSource.CompletionItem(label='bar', text='bar }}')  # optionally proposed based on left search via regex
                 )
 
-        context.add_proposals(self, proposals, True)
+        context.add_proposals(self, proposals, True)

src/core/widgets/base/sourceview/custom_completion_providers/gedi_completion_provider.py

@@ -0,0 +1,102 @@
+# Python imports
+
+# Lib imports
+import gi
+gi.require_version('Gtk', '3.0')
+gi.require_version('GtkSource', '4')
+
+from gi.repository import Gtk
+from gi.repository import GtkSource
+from gi.repository import GObject
+
+from jedi.api import Script
+
+# Application imports
+
+
+
+# FIXME: Find real icon names...
+icon_names = {
+    'import':    '',
+    'module':    '',
+    'class':     '',
+    'function':  '',
+    'statement': '',
+    'param':     ''
+}
+
+
+class Jedi:
+    def get_script(file, buffer):
+        doc_text    = buffer.get_text(buffer.get_start_iter(), buffer.get_end_iter(), False)
+        iter_cursor = buffer.get_iter_at_mark(buffer.get_insert())
+        linenum     = iter_cursor.get_line() + 1
+        charnum     = iter_cursor.get_line_index()
+        return Script(code = doc_text, path = file)
+
+
+class GediCompletionProvider(GObject.Object, GtkSource.CompletionProvider):
+    """
+        This code is A python code completion plugin for Gedit that's been modified accordingly to work for Newton.
+        # NOTE: Code pulled from here --> https://github.com/isamert/gedi
+    """
+    __gtype_name__ = 'GediProvider'
+
+    def __init__(self, file):
+        GObject.Object.__init__(self)
+        self._theme = Gtk.IconTheme.get_default()
+        self._file  = file
+
+    def do_get_name(self):
+        return _("Gedi Python Code Completion")
+
+    def get_iter_correctly(self, context):
+        if isinstance(context.get_iter(), tuple):
+            return context.get_iter()[1];
+        else:
+            return context.get_iter()
+
+    def do_match(self, context):
+        iter = self.get_iter_correctly(context)
+        iter.backward_char()
+        buffer = iter.get_buffer()
+        if buffer.get_context_classes_at_iter(iter) != ['no-spell-check']:
+            return False
+        ch = iter.get_char()
+        if not (ch in ('_', '.') or ch.isalnum()):
+            return False
+
+        return True
+
+    def do_get_priority(self):
+        return 1
+
+    def do_get_activation(self):
+        return GtkSource.CompletionActivation.INTERACTIVE
+
+    def do_populate(self, context):
+        # TODO: Convert async maybe?
+        it = self.get_iter_correctly(context)
+        document  = it.get_buffer()
+        proposals = []
+
+        # for completion in Jedi.get_script(document).completions():
+        for completion in Jedi.get_script(self._file, document).complete():
+            complete = completion.name
+            doc      = completion.doc if jedi.__version__ <= (0,7,0) else completion.docstring()
+
+            proposals.append(GtkSource.CompletionItem.new(completion.name,
+                                                            completion.name,
+                                                            self.get_icon_for_type(completion.type),
+                                                            doc))
+
+        context.add_proposals(self, proposals, True)
+
+    def get_icon_for_type(self, _type):
+        try:
+            return self._theme.load_icon(icon_names[_type.lower()], 16, 0)
+        except:
+            try:
+                return self._theme.load_icon(Gtk.STOCK_ADD, 16, 0)
+            except:
+                return None

src/core/widgets/base/sourceview/source_view.py

@@ -12,7 +12,8 @@ from gi.repository import GtkSource
 
 # Application imports
 from .source_view_events import SourceViewEventsMixin
-from .custom_completion_providers.py_provider import PythonProvider
+from .custom_completion_providers.example_completion_provider import ExampleCompletionProvider
+from .custom_completion_providers.gedi_completion_provider import GediCompletionProvider
 
 
 
@@ -78,13 +79,24 @@ class SourceView(SourceViewEventsMixin, GtkSource.View):
         self.connect("drag-data-received", self._on_drag_data_received)
         self._buffer.connect("mark-set", self._on_cursor_move)
         self._buffer.connect('changed', self._is_modified)
+        # self._buffer.connect("loaded", self.on_document_load)
 
+    def _document_loaded(self):
+        for provider in self._completion.get_providers():
+            self._completion.remove_provider(provider)
+
+        # TODO: actually load a meaningful provider based on file type...
+        file = self._current_file.get_path()
         word_completion = GtkSource.CompletionWords.new("word_completion")
         word_completion.register(self._buffer)
         self._completion.add_provider(word_completion)
 
-        py_provider = PythonProvider()
-        self._completion.add_provider(py_provider)
+        # example_completion_provider = ExampleCompletionProvider()
+        # self._completion.add_provider(example_completion_provider)
+
+        gedi_completion_provider = GediCompletionProvider(file)
+        self._completion.add_provider(gedi_completion_provider)
+
 
     def _subscribe_to_events(self):
         ...
@@ -223,4 +235,4 @@ class SourceView(SourceViewEventsMixin, GtkSource.View):
                 (self._current_filename != "" and not save_as):
                     self.open_file(gfile)
             else:
-                event_system.emit("create_view", (None, None, gfile,))
+                event_system.emit("create_view", (None, None, gfile,))

src/core/widgets/base/sourceview/source_view_events.py

@@ -102,6 +102,7 @@ class SourceViewEventsMixin:
         def finish_load_callback(obj, res, user_data=None):
             self._file_loader.load_finish(res)
             self._is_changed = False
+            self._document_loaded()
 
         self._file_loader.load_async(io_priority = 98,
                             cancellable = None,