python-efl/efl/elementary/multibuttonentry.pyx

552 lines
18 KiB
Cython

# Copyright (C) 2007-2014 various contributors (see AUTHORS)
#
# This file is part of Python-EFL.
#
# Python-EFL is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 3 of the License, or (at your option) any later version.
#
# Python-EFL is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with this Python-EFL. If not, see <http://www.gnu.org/licenses/>.
"""
.. image:: /images/multibuttonentry-preview.png
Widget description
------------------
A Multibuttonentry is a widget to allow a user enter text and manage
it as a number of buttons. Each text button is inserted by pressing the
"return" key. If there is no space in the current row, a new button is
added to the next row. When a text button is pressed, it will become
focused. Backspace removes the focus. When the Multibuttonentry loses
focus items longer than one line are shrunk to one line.
Typical use case of multibuttonentry is, composing emails/messages to a
group of addresses, each of which is an item that can be clicked for
further actions.
This widget emits the following signals, besides the ones sent from
:py:class:`~efl.elementary.layout_class.LayoutClass`:
- ``item,selected`` - this is called when an item is selected by
api, user interaction, and etc. this is also called when a
user press back space while cursor is on the first field of
entry. event_info contains the item.
- ``item,added`` - when a new multi-button entry item is added.
event_info contains the item.
- ``item,deleted`` - when a multi-button entry item is deleted.
event_info contains the item.
- ``item,clicked`` - this is called when an item is clicked by user
interaction. Both "item,selected" and "item,clicked" are needed.
event_info contains the item.
- ``clicked`` - when multi-button entry is clicked.
- ``focused`` - when multi-button entry is focused.
- ``unfocused`` - when multi-button entry is unfocused.
- ``expanded`` - when multi-button entry is expanded.
- ``contracted`` - when multi-button entry is contracted.
- ``expand,state,changed`` - when shrink mode state of
multi-button entry is changed.
Default text parts of the multibuttonentry widget that you can use for are:
- ``default`` - A label of the multibuttonentry
Default text parts of the multibuttonentry items that you can use for are:
- ``default`` - A label of the multibuttonentry item
"""
from cpython cimport PyUnicode_AsUTF8String, Py_INCREF
from libc.stdint cimport uintptr_t
from efl.eo cimport _object_mapping_register, object_from_instance, PY_REFCOUNT
from efl.utils.conversions cimport _ctouni
from efl.evas cimport Object as evasObject, evas_object_smart_callback_add
from libc.string cimport strdup
from object cimport Object
import traceback
from object_item cimport _object_item_callback, _object_item_callback2, \
_object_item_to_python, _object_item_list_to_python, ObjectItem, \
elm_object_item_data_get
def _cb_object_item_conv(uintptr_t addr):
cdef Elm_Object_Item *it = <Elm_Object_Item *>addr
return _object_item_to_python(it)
cdef Eina_Bool _multibuttonentry_filter_callback(Evas_Object *obj, \
const char *item_label, void *item_data, void *data) with gil:
cdef:
MultiButtonEntry mbe = object_from_instance(obj)
bint ret
(callback, a, ka) = <object>data
try:
ret = callback(mbe, _ctouni(item_label), *a, **ka)
except Exception:
traceback.print_exc()
return ret
cdef char * _multibuttonentry_format_cb(int count, void *data) with gil:
(callback, a, ka) = <object>data
try:
s = callback(count, *a, **ka)
if isinstance(s, unicode): s = PyUnicode_AsUTF8String(s)
except Exception:
traceback.print_exc()
return NULL
# TODO leak here
return strdup(<char *>s)
cdef class MultiButtonEntryItem(ObjectItem):
"""An item for the MultiButtonEntry widget."""
cdef:
bytes label
def __init__(self, label = None, callback = None, cb_data = None,
*args, **kargs):
if callback:
if not callable(callback):
raise TypeError("callback is not callable")
if isinstance(label, unicode): label = PyUnicode_AsUTF8String(label)
self.label = label
self.cb_func = callback
self.cb_data = cb_data
self.args = args
self.kwargs = kargs
def __repr__(self):
return ("<%s(%#x, refcount=%d, Elm_Object_Item=%#x, "
"label=%r, callback=%r, args=%r, kargs=%s)>") % \
(self.__class__.__name__, <uintptr_t><void *>self,
PY_REFCOUNT(self), <uintptr_t><void *>self.item,
self.text_get(), self.cb_func, self.args, self.kwargs)
def append_to(self, MultiButtonEntry mbe not None):
cdef Elm_Object_Item *item
cdef Evas_Smart_Cb cb = NULL
if self.cb_func is not None:
cb = _object_item_callback2
item = elm_multibuttonentry_item_append(mbe.obj,
<const char *>self.label if self.label is not None else NULL,
cb, <void*>self)
if item == NULL:
raise RuntimeError("The item could not be added to the widget.")
self._set_obj(item)
self._set_properties_from_keyword_args(self.kwargs)
return self
def prepend_to(self, MultiButtonEntry mbe not None):
cdef Elm_Object_Item *item
cdef Evas_Smart_Cb cb = NULL
if self.cb_func is not None:
cb = _object_item_callback2
item = elm_multibuttonentry_item_prepend(mbe.obj,
<const char *>self.label if self.label is not None else NULL,
cb, <void*>self)
if item == NULL:
raise RuntimeError("The item could not be added to the widget.")
self._set_obj(item)
self._set_properties_from_keyword_args(self.kwargs)
return self
def insert_before(self, MultiButtonEntryItem before not None):
cdef Elm_Object_Item *item
cdef Evas_Smart_Cb cb = NULL
cdef MultiButtonEntry mbe = before.widget
if self.cb_func is not None:
cb = _object_item_callback2
item = elm_multibuttonentry_item_insert_before(mbe.obj,
before.item,
<const char *>self.label if self.label is not None else NULL,
cb, <void*>self)
if item == NULL:
raise RuntimeError("The item could not be added to the widget.")
self._set_obj(item)
self._set_properties_from_keyword_args(self.kwargs)
return self
def insert_after(self, MultiButtonEntryItem after not None):
cdef Elm_Object_Item *item
cdef Evas_Smart_Cb cb = NULL
cdef MultiButtonEntry mbe = after.widget
if self.cb_func is not None:
cb = _object_item_callback2
item = elm_multibuttonentry_item_insert_after(mbe.obj,
after.item,
<const char *>self.label if self.label is not None else NULL,
cb, <void*>self)
if item == NULL:
raise RuntimeError("The item could not be added to the widget.")
self._set_obj(item)
self._set_properties_from_keyword_args(self.kwargs)
return self
property selected:
def __get__(self):
return bool(elm_multibuttonentry_item_selected_get(self.item))
def __set__(self, selected):
elm_multibuttonentry_item_selected_set(self.item, bool(selected))
def selected_set(self, selected):
elm_multibuttonentry_item_selected_set(self.item, bool(selected))
def selected_get(self):
return bool(elm_multibuttonentry_item_selected_get(self.item))
property prev:
def __get__(self):
return _object_item_to_python(elm_multibuttonentry_item_prev_get(self.item))
def prev_get(self):
return _object_item_to_python(elm_multibuttonentry_item_prev_get(self.item))
property next:
def __get__(self):
return _object_item_to_python(elm_multibuttonentry_item_next_get(self.item))
def next_get(self):
return _object_item_to_python(elm_multibuttonentry_item_next_get(self.item))
cdef void _py_elm_mbe_item_added_cb(
void *data, Evas_Object *o, void *event_info) with gil:
cdef:
MultiButtonEntryItem it
Elm_Object_Item *item = <Elm_Object_Item *>event_info
if elm_object_item_data_get(item) == NULL:
it = MultiButtonEntryItem.__new__(MultiButtonEntryItem)
it._set_obj(item)
cdef class MultiButtonEntry(Object):
"""This is the class that actually implements the widget."""
def __init__(self, evasObject parent, *args, **kwargs):
self._set_obj(elm_multibuttonentry_add(parent.obj))
evas_object_smart_callback_add(
self.obj, "item,added",
_py_elm_mbe_item_added_cb, NULL
)
self._set_properties_from_keyword_args(kwargs)
property entry:
"""The Entry object child of the multibuttonentry.
:type: Entry
"""
def __get__(self):
return object_from_instance(elm_multibuttonentry_entry_get(self.obj))
def entry_get(self):
return object_from_instance(elm_multibuttonentry_entry_get(self.obj))
property expanded:
"""The expanded state of the multibuttonentry.
:type: bool
"""
def __get__(self):
return bool(elm_multibuttonentry_expanded_get(self.obj))
def __set__(self, enabled):
elm_multibuttonentry_expanded_set(self.obj, bool(enabled))
def expanded_set(self, enabled):
elm_multibuttonentry_expanded_set(self.obj, bool(enabled))
def expanded_get(self):
return bool(elm_multibuttonentry_expanded_get(self.obj))
def item_prepend(self, label, func = None, *args, **kwargs):
cdef:
Elm_Object_Item *item
Evas_Smart_Cb cb = NULL
MultiButtonEntryItem ret = MultiButtonEntryItem.__new__(MultiButtonEntryItem)
if func is not None and callable(func):
cb = _object_item_callback
if isinstance(label, unicode): label = PyUnicode_AsUTF8String(label)
item = elm_multibuttonentry_item_prepend(self.obj,
<const char *>label if label is not None else NULL,
cb, <void*>ret)
if item != NULL:
ret._set_obj(item)
ret.cb_func = func
ret.args = args
ret.kwargs = kwargs
return ret
else:
return None
def item_append(self, label, func = None, *args, **kwargs):
cdef:
Elm_Object_Item *item
Evas_Smart_Cb cb = NULL
MultiButtonEntryItem ret = MultiButtonEntryItem.__new__(MultiButtonEntryItem)
if func is not None and callable(func):
cb = _object_item_callback
if isinstance(label, unicode): label = PyUnicode_AsUTF8String(label)
item = elm_multibuttonentry_item_append(self.obj,
<const char *>label if label is not None else NULL,
cb, <void*>ret)
if item != NULL:
ret._set_obj(item)
ret.cb_func = func
ret.args = args
ret.kwargs = kwargs
return ret
else:
return None
def item_insert_before(self, MultiButtonEntryItem before, label, func = None, *args, **kwargs):
cdef:
Elm_Object_Item *item
Evas_Smart_Cb cb = NULL
MultiButtonEntryItem ret = MultiButtonEntryItem.__new__(MultiButtonEntryItem)
if func is not None and callable(func):
cb = _object_item_callback
if isinstance(label, unicode): label = PyUnicode_AsUTF8String(label)
item = elm_multibuttonentry_item_insert_before(self.obj,
before.item if before is not None else NULL,
<const char *>label if label is not None else NULL,
cb, <void*>ret)
if item != NULL:
ret._set_obj(item)
ret.cb_func = func
ret.args = args
ret.kwargs = kwargs
return ret
else:
return None
def item_insert_after(self, MultiButtonEntryItem after, label, func = None, *args, **kwargs):
cdef:
Elm_Object_Item *item
Evas_Smart_Cb cb = NULL
MultiButtonEntryItem ret = MultiButtonEntryItem.__new__(MultiButtonEntryItem)
if func is not None and callable(func):
cb = _object_item_callback
if isinstance(label, unicode): label = PyUnicode_AsUTF8String(label)
item = elm_multibuttonentry_item_insert_after(self.obj,
after.item if after is not None else NULL,
<const char *>label if label is not None else NULL,
cb, <void*>ret)
if item != NULL:
ret._set_obj(item)
ret.cb_func = func
ret.args = args
ret.kwargs = kwargs
return ret
else:
return None
property items:
def __get__(self):
return _object_item_list_to_python(elm_multibuttonentry_items_get(self.obj))
def items_get(self):
return _object_item_list_to_python(elm_multibuttonentry_items_get(self.obj))
property first_item:
def __get__(self):
return _object_item_to_python(elm_multibuttonentry_first_item_get(self.obj))
def first_item_get(self):
return _object_item_to_python(elm_multibuttonentry_first_item_get(self.obj))
property last_item:
def __get__(self):
return _object_item_to_python(elm_multibuttonentry_last_item_get(self.obj))
def last_item_get(self):
return _object_item_to_python(elm_multibuttonentry_last_item_get(self.obj))
property selected_item:
def __get__(self):
return _object_item_to_python(elm_multibuttonentry_selected_item_get(self.obj))
def selected_item_get(self):
return _object_item_to_python(elm_multibuttonentry_selected_item_get(self.obj))
def clear(self):
elm_multibuttonentry_clear(self.obj)
def filter_append(self, func, *args, **kwargs):
cbdata = (func, args, kwargs)
elm_multibuttonentry_item_filter_append(self.obj,
_multibuttonentry_filter_callback, <void *>cbdata)
Py_INCREF(cbdata)
def filter_prepend(self, func, *args, **kwargs):
cbdata = (func, args, kwargs)
elm_multibuttonentry_item_filter_prepend(self.obj,
_multibuttonentry_filter_callback, <void *>cbdata)
Py_INCREF(cbdata)
#TODO
#def filter_remove(self, func, *args, **kwargs):
#pass
property editable:
"""Whether the multibuttonentry is to be editable or not.
:type: bool
.. versionadded:: 1.8
"""
def __set__(self, bint editable):
elm_multibuttonentry_editable_set(self.obj, editable)
def __get__(self):
return bool(elm_multibuttonentry_editable_get(self.obj))
def editable_set(self, bint editable):
elm_multibuttonentry_editable_set(self.obj, editable)
def editable_get(self):
return bool(elm_multibuttonentry_editable_get(self.obj))
def format_function_set(self, func, *args, **kwargs):
"""Set a function to format the string that will be used to display
the hidden items counter.
:param func: The actual format function.
signature: (int count, args, kwargs)->string
:type func: callable
.. note:: Setting ``func`` to `None` will restore the default format.
.. versionadded:: 1.9
"""
if func is None:
elm_multibuttonentry_format_function_set(self.obj, NULL, NULL)
return
cbdata = (func, args, kwargs)
elm_multibuttonentry_format_function_set(self.obj,
_multibuttonentry_format_cb,
<void *>cbdata)
# TODO leak here
Py_INCREF(cbdata)
def callback_item_selected_add(self, func, *args, **kwargs):
self._callback_add_full("item,selected", _cb_object_item_conv, func, *args, **kwargs)
def callback_item_selected_del(self, func):
self._callback_del_full("item,selected", _cb_object_item_conv, func)
def callback_item_added_add(self, func, *args, **kwargs):
self._callback_add_full("item,added", _cb_object_item_conv, func, *args, **kwargs)
def callback_item_added_del(self, func):
self._callback_del_full("item,added", _cb_object_item_conv, func)
def callback_item_deleted_add(self, func, *args, **kwargs):
self._callback_add_full("item,deleted", _cb_object_item_conv, func, *args, **kwargs)
def callback_item_deleted_del(self, func):
self._callback_del_full("item,deleted", _cb_object_item_conv, func)
def callback_item_clicked_add(self, func, *args, **kwargs):
self._callback_add_full("item,clicked", _cb_object_item_conv, func, *args, **kwargs)
def callback_item_clicked_del(self, func):
self._callback_del_full("item,clicked", _cb_object_item_conv, func)
def callback_clicked_add(self, func, *args, **kwargs):
self._callback_add("clicked", func, *args, **kwargs)
def callback_clicked_del(self, func):
self._callback_del("clicked", func)
def callback_focused_add(self, func, *args, **kwargs):
self._callback_add("focused", func, *args, **kwargs)
def callback_focused_del(self, func):
self._callback_del("focused", func)
def callback_unfocused_add(self, func, *args, **kwargs):
self._callback_add("unfocused", func, *args, **kwargs)
def callback_unfocused_del(self, func):
self._callback_del("unfocused", func)
def callback_expanded_add(self, func, *args, **kwargs):
self._callback_add("expanded", func, *args, **kwargs)
def callback_expanded_del(self, func):
self._callback_del("expanded", func)
def callback_contracted_add(self, func, *args, **kwargs):
self._callback_add("contracted", func, *args, **kwargs)
def callback_contracted_del(self, func):
self._callback_del("contracted", func)
def callback_expand_state_changed_add(self, func, *args, **kwargs):
self._callback_add("expand,state,changed", func, *args, **kwargs)
def callback_expand_state_changed_del(self, func):
self._callback_del("expand,state,changed", func)
_object_mapping_register("Elm_Multibuttonentry", MultiButtonEntry)