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field_qt.py
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# -*- coding: utf-8 -*-
# field_gtk.py
# Copyright (C) 2007-2008 Jean-Baptiste LAMY -- [email protected]
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import editobj2
from editobj2.field import *
from editobj2.field import _WithButtonField, _RangeField, _ShortEnumField, _LongEnumField
import qt
class QtField(MultiGUIField):
y_flags = 0
class QtLabelField(QtField, LabelField, qt.QLabel):
def __init__(self, gui, master, o, attr, undo_stack):
qt.QLabel.__init__(self, "", master)
super(QtLabelField, self).__init__(gui, master, o, attr, undo_stack)
self.update()
def update(self):
self.old_str = self.get_value()
self.setText(self.old_str)
class QtEntryField(QtField, EntryField, qt.QLineEdit):
def __init__(self, gui, master, o, attr, undo_stack):
qt.QLineEdit.__init__(self, master)
super(QtEntryField, self).__init__(gui, master, o, attr, undo_stack)
self.update()
self.connect(self, qt.SIGNAL("lostFocus()" ), self.validate)
self.connect(self, qt.SIGNAL("returnPressed()"), self.validate)
def validate(self):
s = unicode(self.text())#.decode("utf-8")
if s != self.old_str:
self.old_str = s
self.set_value(s)
def update(self):
self.updating = 1
try:
self.old_str = self.get_value()
self.setText(self.old_str)
finally: self.updating = 0
class QtIntField (QtEntryField, IntField): pass # XXX no "spin-button" since they don't allow entering e.g. "1 + 2" as an integer !
class QtFloatField (QtEntryField, FloatField): pass
class QtStringField(QtEntryField, StringField): pass
class QtPasswordField(QtStringField, PasswordField):
def __init__(self, gui, master, o, attr, undo_stack):
QtStringField.__init__(self, gui, master, o, attr, undo_stack)
self.setEchoMode(qt.QLineEdit.Password)
class QtBoolField(QtField, BoolField, qt.QCheckBox):
def __init__(self, gui, master, o, attr, undo_stack):
qt.QCheckBox.__init__(self, " ", master)
super(QtBoolField, self).__init__(gui, master, o, attr, undo_stack)
self.update()
self.connect(self, qt.SIGNAL("stateChanged(int)"), self.validate)
def validate(self, state):
v = self.descr.get(self.o, self.attr)
if state == 1: self.setTristate(0)
elif state == 0:
if isinstance(v, int): self.set_value(0)
else: self.set_value(False)
else:
if isinstance(v, int): self.set_value(1)
else: self.set_value(True)
def update(self):
self.updating = 1
try:
v = self.descr.get(self.o, self.attr)
if v is introsp.NonConsistent:
self.setTristate(1)
self.setNoChange()
else:
self.setChecked(v)
finally: self.updating = 0
class QtProgressBarField(QtField, ProgressBarField, qt.QProgressBar):
def __init__(self, gui, master, o, attr, undo_stack):
qt.QProgressBar.__init__(self, master)
super(ProgressBarField, self).__init__(gui, master, o, attr, undo_stack)
self.update()
def update(self):
v = self.get_value()
if v is introsp.NonConsistent: self.setTotalSteps(0)
else: self.setProgress(int(v * 100), 100)
class QtEditButtonField(QtField, EditButtonField, qt.QPushButton):
def __init__(self, gui, master, o, attr, undo_stack):
qt.QPushButton.__init__(self, editobj2.TRANSLATOR(u"Edit..."), master)
super(QtEditButtonField, self).__init__(gui, master, o, attr, undo_stack)
self.setAutoDefault(0)
self.connect(self, qt.SIGNAL("clicked()"), self.on_click)
self.update()
def update(self):
self.setEnabled(not self.get_value() is None)
class Qt_WithButtonField(QtField, _WithButtonField, qt.QHBox):
def __init__(self, gui, master, o, attr, undo_stack, Field, button_text, on_button):
qt.QHBox.__init__(self, master)
super(Qt_WithButtonField, self).__init__(gui, master, o, attr, undo_stack, Field, button_text, on_button)
button = qt.QPushButton(editobj2.TRANSLATOR(button_text), self)
button.setAutoDefault(0)
button.connect(button, qt.SIGNAL("clicked()"), on_button)
class QtWithButtonStringField(QtField, WithButtonStringField, qt.QHBox):
def __init__(self, gui, master, o, attr, undo_stack):
qt.QHBox.__init__(self, master)
super(QtWithButtonStringField, self).__init__(gui, master, o, attr, undo_stack)
button = qt.QPushButton(editobj2.TRANSLATOR(self.button_text), self)
button.setAutoDefault(0)
button.connect(button, qt.SIGNAL("clicked()"), self.on_button)
class QtFilenameField(QtWithButtonStringField, FilenameField):
def on_button(self):
filename = qt.QFileDialog.getSaveFileName(self.get_value(), "", self)
if filename:
filename = unicode(filename)
self.string_field.set_value(filename)
self.string_field.update()
class QtDirnameField(QtWithButtonStringField, DirnameField):
def on_button(self):
filename = qt.QFileDialog.getExistingDirectory(self.get_value(), self)
if filename:
filename = unicode(filename)
self.string_field.set_value(filename)
self.string_field.update()
class QtURLField(QtWithButtonStringField, URLField):
def on_button(self):
import webbrowser
webbrowser.open_new(self.get_value())
class QtTextField(QtField, TextField, qt.QTextEdit):
y_flags = 1
def __init__(self, gui, master, o, attr, undo_stack):
qt.QTextEdit.__init__(self, master)
super(QtTextField, self).__init__(gui, master, o, attr, undo_stack)
self.setTextFormat(qt.QTextEdit.PlainText)
self.connect(self, qt.SIGNAL("textChanged()"), self.validate)
self.update()
def validate(self):
s = unicode(self.text())
self.set_value(s)
def update(self):
self.updating = 1
try:
self.old_str = self.get_value()
if self.text() != self.old_str:
self.setText(self.old_str)
finally: self.updating = 0
class QtObjectAttributeField(QtField, ObjectAttributeField, qt.QHBox):
def __init__(self, gui, master, o, attr, undo_stack):
qt.QHBox.__init__(self, master)
super(QtObjectAttributeField, self).__init__(gui, master, o, attr, undo_stack)
self.setFrameShape (qt.QFrame.LineEditPanel)
self.setFrameShadow(qt.QFrame.Sunken)
self.setMargin(5)
# class QtObjectHEditorField(QtField, ObjectHEditorField, qt.Frame):
# def __init__(self, gui, master, o, attr, undo_stack):
# super(QtObjectHEditorField, self).__init__(gui, master, o, attr, undo_stack)
# qt.Frame.__init__(self)
# self.set_shadow_type(qt.SHADOW_IN)
# self.add(self.editor_pane)
# class QtObjectVEditorField(QtField, ObjectVEditorField, qt.Frame):
# def __init__(self, gui, master, o, attr, undo_stack):
# super(QtObjectVEditorField, self).__init__(gui, master, o, attr, undo_stack)
# qt.Frame.__init__(self)
# self.set_shadow_type(qt.SHADOW_IN)
# self.add(self.editor_pane)
class Qt_RangeField(QtField, _RangeField, qt.QHBox):
def __init__(self, gui, master, o, attr, undo_stack, min, max, incr = 1):
qt.QHBox.__init__(self, master)
self.setSpacing(5)
self.label = qt.QLabel (self)
self.slider = qt.QSlider(min, max, 1, 0, qt.QSlider.Horizontal, self)
super(Qt_RangeField, self).__init__(gui, master, o, attr, undo_stack, min, max, incr)
self.slider.connect(self.slider, qt.SIGNAL("valueChanged(int)"), self.validate)
def validate(self, v):
self.set_value(v)
self.label.setText(str(v))
def update(self):
self.updating = 1
try:
v = self.get_value()
self.slider.setValue(v)
self.label.setText(str(v))
finally: self.updating = 0
class Qt_ShortEnumField(QtField, _ShortEnumField, qt.QComboBox):
def __init__(self, gui, master, o, attr, undo_stack, choices, value_2_enum = None, enum_2_value = None):
qt.QComboBox.__init__(self, master)
super(Qt_ShortEnumField, self).__init__(gui, master, o, attr, undo_stack, choices, value_2_enum, enum_2_value)
for choice in self.choice_keys: self.insertItem(choice)
self.update()
self.connect(self, qt.SIGNAL("activated(int)"), self.validate)
def validate(self, enum):
i = self.currentItem()
self.set_value(self.choices[self.choice_keys[i]])
def update(self):
self.updating = 1
try:
i = self.choice_2_index.get(self.get_value())
if not i is None: self.setCurrentItem(i)
else: self.setCurrentItem(-1)
finally: self.updating = 0
class Qt_LongEnumField(QtField, _LongEnumField, qt.QListBox):
y_flags = 1
def __init__(self, gui, master, o, attr, undo_stack, choices, value_2_enum = None, enum_2_value = None):
qt.QListBox.__init__(self, master)
super(Qt_LongEnumField, self).__init__(gui, master, o, attr, undo_stack, choices, value_2_enum, enum_2_value)
for choice in self.choice_keys: self.insertItem(choice)
self.update()
self.connect(self, qt.SIGNAL("selectionChanged()"), self.validate)
def validate(self):
i = self.currentItem()
if i != self.i:
self.i = i
enum = self.choices[self.choice_keys[i]]
self.set_value(enum)
def update(self):
self.updating = 1
try:
self.clearSelection()
self.i = self.choice_2_index.get(self.get_value())
if not self.i is None:
self.setSelected(self.i, 1)
self.ensureCurrentVisible()
finally: self.updating = 0