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from typing import TYPE_CHECKING
from qtpy.QtCore import Slot # type:ignore
from qtpy.QtGui import QIcon
from qtpy.QtWidgets import QMenu, QApplication, QInputDialog
from ..cancel_mng import CancelOp, CancellableAction
if TYPE_CHECKING:
from patchbay_manager import PatchbayManager
_translate = QApplication.translate
class ViewsMenu(QMenu):
def __init__(self, parent: QMenu, mng: 'PatchbayManager'):
QMenu.__init__(self, parent)
self.mng = mng
self.setTitle(
_translate('views_menu', 'Views'))
self.setIcon(QIcon.fromTheme('view-group'))
self._build()
def _are_there_absents(self) -> bool:
group_names = set[str]()
for group in self.mng.groups:
group_names.add(group.name)
if self.mng.views.get(self.mng.view_number) is None:
return False
for gpos in self.mng.views.iter_group_poses(
view_num=self.mng.view_number):
if gpos.group_name not in group_names:
return True
return False
def _build(self):
self.clear()
view_keys = list[int]()
if self.mng is not None:
view_keys = [k for k in self.mng.views.keys()]
for index, view_data in self.mng.views.items():
view_text = view_data.name
if not view_text:
view_text = _translate('views_menu', 'View n°%i') % index
if 0 <= index <= 9:
view_text += f'\tAlt+{index}'
view_act = self.addAction(view_text)
view_act.setData(index)
view_act.triggered.connect(self._change_view)
if index == self.mng.view_number:
view_act.setEnabled(False)
self.addSeparator()
act_mv_view = self.addAction(
_translate('views_menu', 'Rename'))
act_mv_view.setIcon(QIcon.fromTheme('edit-rename'))
act_mv_view.triggered.connect(self._rename_view)
act_rm_view = self.addAction(
_translate('views_menu', 'Remove'))
act_rm_view.setIcon(QIcon.fromTheme('edit-delete'))
act_rm_view.triggered.connect(self._remove_view)
act_clear_absents = self.addAction(
_translate('views_menu', 'Forget the positions of those absent'))
act_clear_absents.setIcon(QIcon.fromTheme('edit-clear-all'))
act_clear_absents.triggered.connect(self._clear_absents)
change_num_menu = QMenu(
_translate('views_menu', 'Change view number to...'), self)
if view_keys:
n_nums_in_change_menu = max(max(view_keys) + 2, 10)
else:
n_nums_in_change_menu = 10
for i in range(1, n_nums_in_change_menu):
act_new_view_num = change_num_menu.addAction(str(i))
if self.mng is not None:
view_data = self.mng.views.get(i)
if view_data is not None:
if view_data.name:
act_new_view_num.setText(f'{i}\t{view_data.name}')
if i == self.mng.view_number:
act_new_view_num.setEnabled(False)
else:
act_new_view_num.setIcon(QIcon.fromTheme('reverse'))
act_new_view_num.setData(i)
act_new_view_num.triggered.connect(self._change_view_number)
self.addMenu(change_num_menu)
self.addSeparator()
act_remove_others = self.addAction(
QIcon.fromTheme('edit-delete'),
_translate('views_menu', 'Remove all other views'))
act_remove_others.triggered.connect(self._remove_all_other_views)
act_new_view = self.addAction(
_translate('views_menu', 'New view'))
act_new_view.setIcon(QIcon.fromTheme('document-new'))
act_new_view.triggered.connect(self._new_view)
if len(view_keys) <= 1:
act_rm_view.setEnabled(False)
act_remove_others.setEnabled(False)
if not self._are_there_absents():
act_clear_absents.setEnabled(False)
@Slot()
def _change_view(self):
view_number: int = self.sender().data() # type:ignore
with CancellableAction(self.mng, CancelOp.VIEW_CHOICE) as a:
a.name = _translate('undo', 'Change view %i -> %i') % (
self.mng.view_number, view_number)
self.mng.change_view(view_number)
@Slot()
def _rename_view(self):
view_data = self.mng.views.get(self.mng.view_number)
if view_data is None:
view_name = ''
else:
view_name = view_data.name
if self.mng.main_win is None:
return
new_name, ok = QInputDialog.getText(
self.mng.main_win,
_translate('views_menu', 'Rename view'),
_translate('views_menu', 'New view name :'),
text=view_name)
if ok:
with CancellableAction(self.mng, CancelOp.ALL_VIEWS_NO_POS) as a:
a.name = _translate('undo', 'View %i renamed to "%s"') % (
self.mng.view_number, new_name)
self.mng.rename_current_view(new_name)
@Slot()
def _clear_absents(self):
sender_text: str = self.sender().text() # type:ignore
with CancellableAction(self.mng, CancelOp.VIEW) as a:
a.name = sender_text
self.mng.clear_absents_in_view()
self._build()
@Slot()
def _change_view_number(self):
new_num: int = self.sender().data() # type:ignore
with CancellableAction(self.mng, CancelOp.ALL_VIEWS) as a:
a.name = _translate('undo', 'Change view number %i to %i') % (
self.mng.view_number, new_num)
self.mng.change_view_number(new_num)
@Slot()
def _remove_all_other_views(self):
sender_text: str = self.sender().text() # type:ignore
with CancellableAction(self.mng, CancelOp.ALL_VIEWS) as a:
a.name = sender_text
self.mng.remove_all_other_views()
@Slot()
def _new_view(self):
sender_text: str = self.sender().text() # type:ignore
with CancellableAction(self.mng, CancelOp.ALL_VIEWS) as a:
a.name = sender_text
self.mng.new_view()
@Slot()
def _remove_view(self):
sender_text: str = self.sender().text() # type:ignore
with CancellableAction(self.mng, CancelOp.ALL_VIEWS) as a:
a.name = sender_text
self.mng.remove_view(self.mng.view_number)
def showEvent(self, event) -> None:
self._build()
super().showEvent(event)
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