Mercurial > libervia-web
view browser_side/dialog.py @ 384:8bb9c878b7e3
README update
author | Goffi <goffi@goffi.org> |
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date | Wed, 26 Feb 2014 14:00:07 +0100 |
parents | 2b5503392fbd |
children | 6e38d317bc16 |
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#!/usr/bin/python # -*- coding: utf-8 -*- # Libervia: a Salut à Toi frontend # Copyright (C) 2011, 2012, 2013, 2014 Jérôme Poisson <goffi@goffi.org> # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU Affero General Public License as published by # the Free Software Foundation, either version 3 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 Affero General Public License for more details. # You should have received a copy of the GNU Affero General Public License # along with this program. If not, see <http://www.gnu.org/licenses/>. from pyjamas.ui.VerticalPanel import VerticalPanel from pyjamas.ui.Grid import Grid from pyjamas.ui.HorizontalPanel import HorizontalPanel from pyjamas.ui.PopupPanel import PopupPanel from pyjamas.ui.DialogBox import DialogBox from pyjamas.ui.ListBox import ListBox from pyjamas.ui.Button import Button from pyjamas.ui.TextBox import TextBox from pyjamas.ui.Label import Label from pyjamas.ui.HTML import HTML from pyjamas.ui.RadioButton import RadioButton from pyjamas.ui import HasAlignment from pyjamas.ui.KeyboardListener import KEY_ESCAPE, KEY_ENTER from pyjamas.ui.MouseListener import MouseWheelHandler from pyjamas import Window from base_panels import ToggleStackPanel from sat_frontends.tools.misc import DEFAULT_MUC # List here the patterns that are not allowed in contact group names FORBIDDEN_PATTERNS_IN_GROUP = () class RoomChooser(Grid): """Select a room from the rooms you already joined, or create a new one""" GENERATE_MUC = "<use random name>" def __init__(self, host, default_room=DEFAULT_MUC): Grid.__init__(self, 2, 2, Width='100%') self.host = host self.exist_radio = RadioButton("room", "Already joined:") self.rooms_list = ListBox(Width='95%') self.setRooms() self.new_radio = RadioButton("room", "Discussion room:") self.new_radio.setChecked(True) self.box = TextBox(Width='95%') self.box.setText(self.GENERATE_MUC if default_room == "" else default_room) self.add(self.new_radio, 0, 0) self.add(self.box, 0, 1) self.add(self.exist_radio, 1, 0) self.add(self.rooms_list, 1, 1) self.rooms_list.addFocusListener(self) self.box.addFocusListener(self) def onFocus(self, sender): if sender == self.rooms_list: self.exist_radio.setChecked(True) elif sender == self.box: if self.box.getText() == self.GENERATE_MUC: self.box.setText("") self.new_radio.setChecked(True) def onLostFocus(self, sender): if sender == self.box: if self.box.getText() == "": self.box.setText(self.GENERATE_MUC) def setRooms(self, room_data): for room in self.host.room_list: self.rooms_list.addItem(room.bare) def getRoom(self): if self.exist_radio.getChecked(): values = self.rooms_list.getSelectedValues() return "" if values == [] else values[0] value = self.box.getText() return "" if value == self.GENERATE_MUC else value class ContactsChooser(VerticalPanel): """Select one or several connected contacts""" def __init__(self, host, nb_contact=None, ok_button=None): """ @param host: SatWebFrontend instance @param nb_contact: number of contacts that have to be selected, None for no limit If a tuple is given instead of an integer, nb_contact[0] is the minimal and nb_contact[1] is the maximal number of contacts to be chosen. """ self.host = host if isinstance(nb_contact, tuple): if len(nb_contact) == 0: nb_contact = None elif len(nb_contact) == 1: nb_contact = (nb_contact[0], nb_contact[0]) elif nb_contact is not None: nb_contact = (nb_contact, nb_contact) if nb_contact is None: print "Need to select as many contacts as you want" else: print "Need to select between %d and %d contacts" % nb_contact self.nb_contact = nb_contact self.ok_button = ok_button VerticalPanel.__init__(self, Width='100%') self.contacts_list = ListBox() self.contacts_list.setMultipleSelect(True) self.contacts_list.setWidth("95%") self.contacts_list.addStyleName('contactsChooser') self.contacts_list.addChangeListener(self.onChange) self.add(self.contacts_list) self.setContacts() self.onChange() def onChange(self, sender=None): if self.ok_button is None: return if self.nb_contact: selected = len(self.contacts_list.getSelectedValues(True)) if selected >= self.nb_contact[0] and selected <= self.nb_contact[1]: self.ok_button.setEnabled(True) else: self.ok_button.setEnabled(False) def setContacts(self, selected=[]): """Fill the list with the connected contacts @param select: list of the contacts to select by default """ self.contacts_list.clear() contacts = self.host.contact_panel.getConnected(filter_muc=True) self.contacts_list.setVisibleItemCount(10 if len(contacts) > 5 else 5) self.contacts_list.addItem("") for contact in contacts: if contact not in [room.bare for room in self.host.room_list]: self.contacts_list.addItem(contact) self.contacts_list.setItemTextSelection(selected) def getContacts(self): return self.contacts_list.getSelectedValues(True) class RoomAndContactsChooser(DialogBox): """Select a room and some users to invite in""" def __init__(self, host, callback, nb_contact=None, ok_button="OK", title="Discussion groups", title_room="Join room", title_invite="Invite contacts", visible=(True, True)): DialogBox.__init__(self, centered=True) self.host = host self.callback = callback self.title_room = title_room self.title_invite = title_invite button_panel = HorizontalPanel() button_panel.addStyleName("marginAuto") ok_button = Button("OK", self.onOK) button_panel.add(ok_button) button_panel.add(Button("Cancel", self.onCancel)) self.room_panel = RoomChooser(host, "" if visible == (False, True) else DEFAULT_MUC) self.contact_panel = ContactsChooser(host, nb_contact, ok_button) self.stack_panel = ToggleStackPanel(Width="100%") self.stack_panel.add(self.room_panel, title_room, visible=visible[0]) self.stack_panel.add(self.contact_panel, title_invite, visible=visible[1]) self.stack_panel.addStackChangeListener(self) main_panel = VerticalPanel() main_panel.setStyleName("room-contact-chooser") main_panel.add(self.stack_panel) main_panel.add(button_panel) self.setWidget(main_panel) self.setHTML(title) self.show() # needed to update the contacts list when someone logged in/out self.host.room_contacts_chooser = self def getRoom(self, asSuffix=False): room = self.room_panel.getRoom() if asSuffix: return room if room == "" else ": %s" % room else: return room def getContacts(self, asSuffix=False): contacts = self.contact_panel.getContacts() if asSuffix: return "" if contacts == [] else ": %s" % ", ".join(contacts) else: return contacts def onStackChanged(self, sender, index, visible=None): if visible is None: visible = sender.getWidget(index).getVisible() if index == 0: sender.setStackText(0, self.title_room + ("" if visible else self.getRoom(True))) elif index == 1: sender.setStackText(1, self.title_invite + ("" if visible else self.getContacts(True))) def resetContacts(self): """Called when someone log in/out to update the list""" self.contact_panel.setContacts(self.getContacts()) def onOK(self, sender): room_jid = self.getRoom() if room_jid != "" and "@" not in room_jid: Window.alert('You must enter a room jid in the form room@chat.%s' % self.host._defaultDomain) return self.hide() self.callback(room_jid, self.getContacts()) def onCancel(self, sender): self.hide() def hide(self): self.host.room_contacts_chooser = None DialogBox.hide(self, autoClosed=True) class GenericConfirmDialog(DialogBox): def __init__(self, widgets, callback, title='Confirmation', prompt=None, **kwargs): """ Dialog to confirm an action @param widgets: widgets to attach @param callback: method to call when a button is clicked @param title: title of the dialog @param prompt: textbox from which to retrieve the string value to be passed to the callback when OK button is pressed. If None, OK button will return "True". Cancel button always returns "False". """ self.callback = callback DialogBox.__init__(self, centered=True, **kwargs) content = VerticalPanel() content.setWidth('100%') for wid in widgets: content.add(wid) if wid == prompt: wid.setWidth('100%') button_panel = HorizontalPanel() button_panel.addStyleName("marginAuto") self.confirm_button = Button("OK", self.onConfirm) button_panel.add(self.confirm_button) self.cancel_button = Button("Cancel", self.onCancel) button_panel.add(self.cancel_button) content.add(button_panel) self.setHTML(title) self.setWidget(content) self.prompt = prompt def onConfirm(self, sender): self.hide() self.callback(self.prompt.getText() if self.prompt else True) def onCancel(self, sender): self.hide() self.callback(False) def show(self): DialogBox.show(self) if self.prompt: self.prompt.setFocus(True) class ConfirmDialog(GenericConfirmDialog): def __init__(self, callback, text='Are you sure ?', title='Confirmation', **kwargs): GenericConfirmDialog.__init__(self, [HTML(text)], callback, title, **kwargs) class GenericDialog(DialogBox): """Dialog which just show a widget and a close button""" def __init__(self, title, main_widget, callback=None, options=None, **kwargs): """Simple notice dialog box @param title: HTML put in the header @param main_widget: widget put in the body @param callback: method to call on closing @param options: one or more of the following options: - NO_CLOSE: don't add a close button""" DialogBox.__init__(self, centered=True, **kwargs) self.callback = callback if not options: options = [] _body = VerticalPanel() _body.setSize('100%','100%') _body.setSpacing(4) _body.add(main_widget) _body.setCellWidth(main_widget, '100%') _body.setCellHeight(main_widget, '100%') if not 'NO_CLOSE' in options: _close_button = Button("Close", self.onClose) _body.add(_close_button) _body.setCellHorizontalAlignment(_close_button, HasAlignment.ALIGN_CENTER) self.setHTML(title) self.setWidget(_body) self.panel.setSize('100%', '100%') #Need this hack to have correct size in Gecko & Webkit def close(self): """Same effect as clicking the close button""" self.onClose(None) def onClose(self, sender): self.hide() if self.callback: self.callback() class InfoDialog(GenericDialog): def __init__(self, title, body, callback=None, options=None, **kwargs): GenericDialog.__init__(self, title, HTML(body), callback, options, **kwargs) class PromptDialog(GenericConfirmDialog): def __init__(self, callback, text='', title='User input', **kwargs): prompt = TextBox() prompt.setText(text) GenericConfirmDialog.__init__(self, [prompt], callback, title, prompt, **kwargs) class PopupPanelWrapper(PopupPanel): """This wrapper catch Escape event to avoid request cancellation by Firefox""" def onEventPreview(self, event): if event.type in ["keydown", "keypress", "keyup"] and event.keyCode == KEY_ESCAPE: #needed to prevent request cancellation in Firefox event.preventDefault() return PopupPanel.onEventPreview(self, event) class ExtTextBox(TextBox): """Extended TextBox""" def __init__(self, *args, **kwargs): if 'enter_cb' in kwargs: self.enter_cb = kwargs['enter_cb'] del kwargs['enter_cb'] TextBox.__init__(self, *args, **kwargs) self.addKeyboardListener(self) def onKeyUp(self, sender, keycode, modifiers): pass def onKeyDown(self, sender, keycode, modifiers): pass def onKeyPress(self, sender, keycode, modifiers): if self.enter_cb and keycode == KEY_ENTER: self.enter_cb(self) class GroupSelector(DialogBox): def __init__(self, top_widgets, initial_groups, selected_groups, ok_title="OK", ok_cb=None, cancel_cb=None): DialogBox.__init__(self, centered=True) main_panel = VerticalPanel() self.ok_cb = ok_cb self.cancel_cb = cancel_cb for wid in top_widgets: main_panel.add(wid) main_panel.add(Label('Select in which groups your contact is:')) self.list_box = ListBox() self.list_box.setMultipleSelect(True) self.list_box.setVisibleItemCount(5) self.setAvailableGroups(initial_groups) self.setGroupsSelected(selected_groups) main_panel.add(self.list_box) def cb(text): self.list_box.addItem(text) self.list_box.setItemSelected(self.list_box.getItemCount() - 1, "selected") main_panel.add(AddGroupPanel(initial_groups, cb)) button_panel = HorizontalPanel() button_panel.addStyleName("marginAuto") button_panel.add(Button(ok_title, self.onOK)) button_panel.add(Button("Cancel", self.onCancel)) main_panel.add(button_panel) self.setWidget(main_panel) def getSelectedGroups(self): """Return a list of selected groups""" return self.list_box.getSelectedValues() def setAvailableGroups(self, groups): _groups = list(set(groups)) _groups.sort() self.list_box.clear() for group in _groups: self.list_box.addItem(group) def setGroupsSelected(self, selected_groups): self.list_box.setItemTextSelection(selected_groups) def onOK(self, sender): self.hide() if self.ok_cb: self.ok_cb(self) def onCancel(self, sender): self.hide() if self.cancel_cb: self.cancel_cb(self) class AddGroupPanel(HorizontalPanel): def __init__(self, groups, cb=None): """ @param groups: list of the already existing groups """ HorizontalPanel.__init__(self) self.groups = groups self.add(Label('Add group:')) self.textbox = ExtTextBox(enter_cb=self.onGroupInput) self.add(self.textbox) self.add(Button("add", lambda sender: self.onGroupInput(self.textbox))) self.cb = cb def onGroupInput(self, sender): text = sender.getText() if text == "": return for group in self.groups: if text == group: Window.alert("The group '%s' already exists." % text) return for pattern in FORBIDDEN_PATTERNS_IN_GROUP: if pattern in text: Window.alert("The pattern '%s' is not allowed in group names." % pattern) return sender.setText('') self.groups.append(text) if self.cb is not None: self.cb(text) class WheelTextBox(TextBox, MouseWheelHandler): def __init__(self, *args, **kwargs): TextBox.__init__(self, *args, **kwargs) MouseWheelHandler.__init__(self) class IntSetter(HorizontalPanel): """This class show a bar with button to set an int value""" def __init__(self, label, value=0, value_max=None, visible_len=3): """initialize the intSetter @param label: text shown in front of the setter @param value: initial value @param value_max: limit value, None or 0 for unlimited""" HorizontalPanel.__init__(self) self.value = value self.value_max = value_max _label = Label(label) self.add(_label) self.setCellWidth(_label, "100%") minus_button = Button("-", self.onMinus) self.box = WheelTextBox() self.box.setVisibleLength(visible_len) self.box.setText(str(value)) self.box.addInputListener(self) self.box.addMouseWheelListener(self) plus_button = Button("+", self.onPlus) self.add(minus_button) self.add(self.box) self.add(plus_button) self.valueChangedListener = [] def addValueChangeListener(self, listener): self.valueChangedListener.append(listener) def removeValueChangeListener(self, listener): if listener in self.valueChangedListener: self.valueChangedListener.remove(listener) def _callListeners(self): for listener in self.valueChangedListener: listener(self.value) def setValue(self, value): """Change the value and fire valueChange listeners""" self.value = value self.box.setText(str(value)) self._callListeners() def onMinus(self, sender, step=1): self.value = max(0, self.value - step) self.box.setText(str(self.value)) self._callListeners() def onPlus(self, sender, step=1): self.value += step if self.value_max: self.value = min(self.value, self.value_max) self.box.setText(str(self.value)) self._callListeners() def onInput(self, sender): """Accept only valid integer && normalize print (no leading 0)""" try: self.value = int(self.box.getText()) if self.box.getText() else 0 except ValueError: pass if self.value_max: self.value = min(self.value, self.value_max) self.box.setText(str(self.value)) self._callListeners() def onMouseWheel(self, sender, velocity): if velocity > 0: self.onMinus(sender, 10) else: self.onPlus(sender, 10)