Fixed new line indenting logic

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

@@ -94,12 +94,19 @@ class MarkEventsMixin:
         self.end_user_action(buffer)
     
     def _new_line_on_multi_line_markers(self, buffer):
-        self.insert_indent_handler(buffer)
+        self.freeze_multi_line_insert = True
+        
+        iter = buffer.get_iter_at_mark( buffer.get_insert() )
+
+        self._base_indent(buffer, iter)
+        self.insert_indent_handler(buffer, iter)
 
         for mark in self._multi_insert_marks:
             iter = buffer.get_iter_at_mark(mark)
+            self._base_indent(buffer, iter)
             self.insert_indent_handler(buffer, iter)
 
+        self.freeze_multi_line_insert = False
         self.end_user_action(buffer)
 
     def insert_indent_handler(self, buffer, iter = None):
@@ -107,17 +114,20 @@ class MarkEventsMixin:
             iter   = buffer.get_iter_at_mark( buffer.get_insert() )
 
         iter_copy  = iter.copy()
-        iter_moved = iter_copy.backward_char()
+        iter_copy.backward_sentence_start()
+        iter_copy.forward_sentence_end()
+        iter_copy.backward_char()
 
-        if iter_moved:
         _char = iter_copy.get_char()
-            self._base_indent(buffer, iter, iter_copy)
         if _char in ["{", ":"]:
             self._indent_deeper(buffer, iter)
 
         return True
     
-    def _base_indent(self, buffer, iter, iter_copy):
+    def _base_indent(self, buffer, iter, iter_copy = None):
+        if not iter_copy:
+            iter_copy  = iter.copy()
+        
         line_num  = iter_copy.get_line()
         iter_copy = buffer.get_iter_at_line(line_num)
 

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

@@ -83,6 +83,7 @@ class SourceView(SourceViewEventsMixin, GtkSource.View):
 
         self.connect("drag-data-received", self._on_drag_data_received)
         self.connect("key-press-event", self._key_press_event)
+        self.connect("key-release-event", self._key_release_event)
         self.connect("button-press-event", self._button_press_event)
         self.connect("scroll-event", self._scroll_event)
 
@@ -182,21 +183,31 @@ class SourceView(SourceViewEventsMixin, GtkSource.View):
                 with buffer.freeze_notify():
                     GLib.idle_add(self._delete_on_multi_line_markers, *(buffer,))
 
-            if keyname in {"Return", "Enter"}:
-                self.begin_user_action(buffer)
-                with buffer.freeze_notify():
-                    GLib.idle_add(self._new_line_on_multi_line_markers, *(buffer,))
-            else:
-                ...
-
             return True
         
-        if keyname in {"Return", "Enter"}:
-            return self.insert_indent_handler(buffer)
-
         # NOTE: if a plugin recieves the call and handles, it will be the final decider for propigation
         return event_system.emit_and_await("autopairs", (keyname, is_control, is_alt, is_shift))
 
+    def _key_release_event(self, widget, eve):
+        if self.freeze_multi_line_insert: return
+
+        keyname    = Gdk.keyval_name(eve.keyval)
+        modifiers  = Gdk.ModifierType(eve.get_state() & ~Gdk.ModifierType.LOCK_MASK)
+        is_control = True if modifiers & Gdk.ModifierType.CONTROL_MASK else False
+        is_shift   = True if modifiers & Gdk.ModifierType.SHIFT_MASK else False
+        buffer     = self.get_buffer()
+
+        if keyname in {"Return", "Enter"}:
+            if len(self._multi_insert_marks) > 0:
+                self.begin_user_action(buffer)
+                with buffer.freeze_notify():
+                    GLib.idle_add(self._new_line_on_multi_line_markers, *(buffer,))
+
+                return
+
+            has_selection = buffer.get_has_selection()
+            if not has_selection:
+                return self.insert_indent_handler(buffer)
 
     def _button_press_event(self, widget = None, eve = None, user_data = None):
         if eve.type == Gdk.EventType.BUTTON_PRESS and eve.button == 1 :   # l-click
@@ -286,3 +297,6 @@ class SourceView(SourceViewEventsMixin, GtkSource.View):
                     gfile = Gio.File.new_for_path(uri)
 
                 event_system.emit('create_view', (gfile,))
+
+    def get_filetype(self):
+        return self._current_filetype