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Newton_Editor
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Handling completion code based scrolling

This commit is contained in:
itdominator 2024-09-26 23:47:17 -05:00
parent 52fa52864b
commit 73437ce5e9
3 changed files with 55 additions and 77 deletions
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2
src/core/widgets/base/notebook/editor_controller.py
View File

@ -68,7 +68,7 @@ class EditorControllerMixin(KeyInputController, EditorEventsMixin):
ci.populate_completion_item(item)
source_view.completion_view.add_completion_item(ci)
if message.result["items"].size() > 0:
if len( message.result["items"] ) > 0:
source_view.completion_view.show_all()
GLib.idle_add( source_view.completion_view.select_first_row )

10
src/core/widgets/base/sourceview/key_input_controller.py
View File

@ -47,16 +47,16 @@ class KeyInputController:
if keyname in [ "Up", "Down", "Left", "Right" ]:
return True
if keyname in [ "Left", "Right" ]:
if keyname in [ "Up", "Down", "Left", "Right" ]:
if self.completion_view.get_parent() and self.completion_view.is_visible():
# Needed to escape our completion widget and get back ibeam
if keyname == "Up":
self.completion_view.move_selection_up()
if keyname == "Down":
self.completion_view.move_selection_down()
if keyname == "Left":
self.remove( self.completion_view )
GLib.idle_add(self.grab_focus)
if keyname == "Right":
self.remove( self.completion_view )
GLib.idle_add(self.grab_focus)
# ^ Needed to escape our completion widget and get back ibeam
return True

120
src/core/widgets/completion_view.py
View File

@ -17,7 +17,8 @@ class CompletionView(Gtk.ScrolledWindow):
def __init__(self):
super(CompletionView, self).__init__()
self.button_box = None
self.vadjustment = self.get_vadjustment()
self.button_box = None
self._setup_styling()
self._setup_signals()
@ -51,32 +52,11 @@ class CompletionView(Gtk.ScrolledWindow):
self.button_box.set_placeholder( Gtk.Label(label = "No completion data...") )
self.button_box.set_selection_mode( Gtk.SelectionMode.BROWSE )
self.button_box.connect("key-press-event", self._key_press_event)
self.button_box.connect("key-release-event", self._key_release_event)
viewport.add(self.button_box)
self.add(viewport)
# This is depressing but only way I can get to scroll with items getting selected.
# Cannot figure out how to just manually scroll widget into view with code.
def _key_press_event(self, widget, eve):
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
if is_control:
return True
if keyname in [ "Up" ]:
self.move_selection_up()
return True
if keyname in [ "Down" ]:
self.move_selection_down()
return True
def _key_release_event(self, widget, eve):
keyname = Gdk.keyval_name(eve.keyval)
modifiers = Gdk.ModifierType(eve.get_state() & ~Gdk.ModifierType.LOCK_MASK)
@ -91,13 +71,56 @@ class CompletionView(Gtk.ScrolledWindow):
return True
def add_completion_item(self, item: CompletionItem):
self.button_box.add(item)
def clear_items(self):
for child in self.button_box.get_children():
self.button_box.remove(child)
def add_completion_item(self, item: CompletionItem):
self.button_box.add(item)
def move_selection_up(self):
srow = self.button_box.get_selected_row()
if not srow:
self.select_last_row()
return
index = srow.get_index() - 1
if index == -1:
self.select_last_row()
return
row = self.button_box.get_row_at_index(index)
self.select_and_scroll_to_view(row, self.vadjustment.get_value() - row.get_allocation().height)
def move_selection_down(self):
srow = self.button_box.get_selected_row()
if not srow:
self.select_first_row()
return
index = srow.get_index() + 1
if index > (len( self.button_box.get_children() ) - 1):
index = 0
self.select_first_row()
return
row = self.button_box.get_row_at_index(index)
self.select_and_scroll_to_view(row, self.vadjustment.get_value() + row.get_allocation().height)
def select_first_row(self):
row = self.button_box.get_row_at_index(0)
if not row: return
self.select_and_scroll_to_view(row, self.vadjustment.get_lower())
def select_last_row(self):
row = self.button_box.get_row_at_index( len( self.button_box.get_children() ) - 1 )
if not row: return
self.select_and_scroll_to_view(row, self.vadjustment.get_upper())
def select_and_scroll_to_view(self, row, adjustment: float):
self.button_box.select_row(row)
self.vadjustment.set_value( adjustment )
def activate_completion(self):
completion_item = self.button_box.get_selected_row().get_child()
source_view = self.get_parent()
@ -111,7 +134,6 @@ class CompletionView(Gtk.ScrolledWindow):
self.get_word_start(siter)
if not eiter.ends_word() and not pre_char == '_':
# if not eiter.ends_word() and not pre_char == '_' and not pre_char == '_':
eiter.forward_word_end()
buffer.delete(siter, eiter)
@ -140,48 +162,4 @@ class CompletionView(Gtk.ScrolledWindow):
pre_char = iter.get_char()
iter.forward_char()
return pre_char
def move_selection_up(self):
srow = self.button_box.get_selected_row()
if not srow:
self.select_last_row()
return
index = srow.get_index() - 1
if index == -1:
index = len( self.button_box.get_children() ) - 1
self.select_and_scroll_to_view(
self.button_box.get_row_at_index(index)
)
def move_selection_down(self):
srow = self.button_box.get_selected_row()
if not srow:
self.select_first_row()
return
index = srow.get_index() + 1
if index > (len( self.button_box.get_children() ) - 1):
index = 0
self.select_and_scroll_to_view(
self.button_box.get_row_at_index(index)
)
def select_first_row(self):
row = self.button_box.get_row_at_y(0)
if not row: return
self.select_and_scroll_to_view(row)
def select_last_row(self):
row = self.button_box.get_row_at_y( len( self.button_box.get_children() ) - 1)
if not row: return
self.select_and_scroll_to_view(row)
def select_and_scroll_to_view(self, row):
self.button_box.select_row(row)
GLib.idle_add( row.grab_focus )
return pre_char