fife-parpg: engine/extensions/pychan/__init_

annotate engine/extensions/pychan/init.py @ 357:2cdce58c1109

Fixes the scroll areas in the pychan demo. fixes[t:363]

author	prock@33b003aa-7bff-0310-803a-e67f0ece8222
date	Fri, 25 Sep 2009 19:48:07 +0000
parents	dfd48d49c044
children

rev	line source
228 756b895e1dab Merged unicode-support back into trunk. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 218 diff changeset	1 # -- coding: utf-8 --
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	2
331 48c99636453e Added Licence header to all pypthon modules in extension/ phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 255 diff changeset	3 # ####################################################################
48c99636453e Added Licence header to all pypthon modules in extension/ phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 255 diff changeset	4 # Copyright (C) 2005-2009 by the FIFE team
48c99636453e Added Licence header to all pypthon modules in extension/ phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 255 diff changeset	5 # http://www.fifengine.de
48c99636453e Added Licence header to all pypthon modules in extension/ phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 255 diff changeset	6 # This file is part of FIFE.
48c99636453e Added Licence header to all pypthon modules in extension/ phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 255 diff changeset	7 #
48c99636453e Added Licence header to all pypthon modules in extension/ phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 255 diff changeset	8 # FIFE is free software; you can redistribute it and/or
48c99636453e Added Licence header to all pypthon modules in extension/ phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 255 diff changeset	9 # modify it under the terms of the GNU Lesser General Public
48c99636453e Added Licence header to all pypthon modules in extension/ phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 255 diff changeset	10 # License as published by the Free Software Foundation; either
48c99636453e Added Licence header to all pypthon modules in extension/ phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 255 diff changeset	11 # version 2.1 of the License, or (at your option) any later version.
48c99636453e Added Licence header to all pypthon modules in extension/ phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 255 diff changeset	12 #
48c99636453e Added Licence header to all pypthon modules in extension/ phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 255 diff changeset	13 # This library is distributed in the hope that it will be useful,
48c99636453e Added Licence header to all pypthon modules in extension/ phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 255 diff changeset	14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
48c99636453e Added Licence header to all pypthon modules in extension/ phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 255 diff changeset	15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
48c99636453e Added Licence header to all pypthon modules in extension/ phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 255 diff changeset	16 # Lesser General Public License for more details.
48c99636453e Added Licence header to all pypthon modules in extension/ phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 255 diff changeset	17 #
48c99636453e Added Licence header to all pypthon modules in extension/ phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 255 diff changeset	18 # You should have received a copy of the GNU Lesser General Public
48c99636453e Added Licence header to all pypthon modules in extension/ phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 255 diff changeset	19 # License along with this library; if not, write to the
48c99636453e Added Licence header to all pypthon modules in extension/ phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 255 diff changeset	20 # Free Software Foundation, Inc.,
48c99636453e Added Licence header to all pypthon modules in extension/ phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 255 diff changeset	21 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
48c99636453e Added Licence header to all pypthon modules in extension/ phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 255 diff changeset	22 # ####################################################################
48c99636453e Added Licence header to all pypthon modules in extension/ phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 255 diff changeset	23
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	24 """\
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	25 Pythonic Guichan Wrapper - PyChan
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	26 =================================
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	27
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	28 Pythonic GUI API.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	29
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	30 Features
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	31 --------
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	32 - Simpler Interface
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	33 - Very Basic XML Format support
205 54bfd1015b35 * PyChan event handling rework (part I) phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 188 diff changeset	34 - Basic Layout Engine
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	35 - Pseudo-Synchronous Dialogs.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	36 - Automagic background tiling (WIP)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	37 - Basic Styling support.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	38 - Simple Font Handling
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	39
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	40 TODO
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	41 ----
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	42 - Make setting parent attribute imply containment relation.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	43 - Finalize Widget.execute
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	44
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	45 - Documentation ( Allways not enough :-( )
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	46 - Handle Image Fonts
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	47 - Move Font config files to XML, too ...
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	48
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	49 - Implement real Menus
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	50 - Implement StackWidget
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	51 - Then implement TabWidget
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	52
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	53 - GridLayout
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	54 - Table
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	55
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	56 BUGS
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	57 ----
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	58 - Focus problems with Widget.execute.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	59 - Font.glyph_spacing is rendered incorrectly.
205 54bfd1015b35 * PyChan event handling rework (part I) phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 188 diff changeset	60 - Is this a bug? At least inconvenient. MouseEntered events are not distributed for freshly shown widget.
54bfd1015b35 * PyChan event handling rework (part I) phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 188 diff changeset	61 - It just looks bad.
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	62
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	63 Problems
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	64 --------
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	65 - Reference counting problems again -sigh-
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	66 ... and thus possible leaks.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	67 - High amount of code reuse -> Complex code
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	68 - Needs at least new style classes and other goodies.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	69 - Missing documentation on:
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	70 - Styling
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	71 - ScrollArea
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	72 - Fonts
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	73
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	74 How to use
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	75 ==========
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	76
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	77 At its core you only need a few functions.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	78 After setting up FIFE you need to initalize
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	79 pychan. After that you can load a GUI from an
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	80 XML file. Please see the documentation of L{loadXML}
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	81 for the details of the XML format
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	82 ::
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	83 import pychan
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	84 pychan.init(fifeEngine)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	85 guiElement = pychan.loadXML("contents/gui/myform.xml")
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	86
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	87 The resulting guiElement can be shown and hidden with the
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	88 obvious L{widgets.Widget.show} and L{widgets.Widget.hide} methods.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	89
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	90 To get a specific widget you have to give it a name in the XML
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	91 definition and use that to extract the widget from the returned
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	92 GUI element.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	93 ::
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	94 okButton = guiElement.findChild(name="okButton")
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	95 myInput = guiElement.findChild(name="myInput")
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	96
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	97 The data is extracted and set via direct attribute access.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	98 These are using the python property technique to hide
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	99 behind the scenes manipulations. Please keep in mind that
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	100 the Layout engine and the exact way the widgets are displayed
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	101 is somewhat limited.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	102 ::
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	103 myInput.text = "Blahblah"
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	104 myList.items = ["1","2"]
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	105 guiElement.position = (80,90)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	106
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	107 A dialog without an OK button would be futile - so here's how
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	108 you hook widget events to function calls. Every widget
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	109 has a L{widgets.Widget.capture} method, which will directly call the passed
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	110 function when an widget event occurs. As a convenience a
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	111 L{widgets.Widget.mapEvents} function will batch the L{widgets.Widget.findChild} and
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	112 L{widgets.Widget.capture} calls in an obvious way.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	113 ::
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	114 myButton.capture( application.quit )
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	115 guiElement.mapEvents({
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	116 'okButton' : self.applyAndClose,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	117 'closeButton': guiElement.hide
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	118 })
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	119
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	120 Other important places to look for information:
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	121 - L{widgets.Widget} - Attributes explained.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	122 - L{loadXML} - Explain the XML format.
251 92c7ce181881 Documentation cross reference fixes. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 228 diff changeset	123 - L{widgets.layout.LayoutBase} - Working of the layout engine.
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	124
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	125 Initialization, data distribution and collection
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	126 ================================================
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	127
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	128 Very often a dialogs text fields, labels and listboxes have to be filled with data
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	129 after the creation of the dialog. This can be a tiresome process.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	130 After a dialog has executed, B{other} attributes have to be read out again,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	131 this to can be tiresome. PyChan simplifies both processes. But it treats them as three
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	132 processes. One is setting the data that will never be read out again - called B{initial data} -
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	133 the text of a checkbox or the list of a listBox are good examples. The second is setting the
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	134 data that is mutable by the user and may be read out again - for example the state of a checkbox
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	135 or the selected index in a list. The third and final process is collection of the user-mutable data::
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	136 guiElement.distributeInitialData({
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	137 'myListBox' : choices,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	138 'myLabel' : map.name,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	139 })
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	140 guiElement.distributeData({
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	141 'myTextField' : map.description
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	142 })
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	143 # ... process dialog.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	144 map.description, choice = guiElement.collectData('myListBox','myTextField')
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	145 print "You selected:",choice,", good choice!"
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	146
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	147 See L{widgets.Widget.distributeData},L{widgets.Widget.distributeInitialData},
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	148 L{widgets.Widget.collectData} and L{widgets.Widget.collectDataAsDict}.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	149
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	150 Styling and font handling
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	151 =========================
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	152
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	153 Note: These features are B{work in progress} and likely to change.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	154
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	155 A style is a set of rules for matching widgets and a set of attributes
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	156 applied to them after creation. The attributes can be any of the given
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	157 attributes. Matching happens currently only by the widget class name
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	158 itself.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	159
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	160 As an example the following style - written as a python data structure -
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	161 will set the border size of all labels to 10::
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	162 style = {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	163 'ListBox' : { # Matches all listboxes
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	164 'border_size : 10 # After creation call lisbox.border_size = 10
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	165 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	166 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	167
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	168 As a convenience you can use the string B{default} to match all widget
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	169 classes and thus - for example apply a common font::
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	170 style = {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	171 'default' : {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	172 'font' : 'console_small'
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	173 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	174 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	175
205 54bfd1015b35 * PyChan event handling rework (part I) phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 188 diff changeset	176 A new style is added to pychan with L{internal.Manager.addStyle}.
218 724f3a5f3e96 Added selection_color, and darkened the default for it a bit. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 213 diff changeset	177 You can set a new default style by adding a style with the name 'default'.
205 54bfd1015b35 * PyChan event handling rework (part I) phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 188 diff changeset	178
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	179 The font is set via a string identifier pulled from a font definition
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	180 in a PyChan configuration file. You have to load these by calling
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	181 L{loadFonts} in your startup code::
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	182 import pychan
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	183 pychan.init( fifeEngine )
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	184 pychan.loadFonts( "content/fonts/console.fontdef" )
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	185
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	186 The font definition files are in the following format::
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	187 [Font/FIRST_FONT_NAME]
188 06dddc96ce54 * Fixed some space and tab mixing nihathrael@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 172 diff changeset	188
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	189 type: truetype
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	190 source: path/to/font.ttf
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	191 # The font size in point
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	192 size: 30
188 06dddc96ce54 * Fixed some space and tab mixing nihathrael@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 172 diff changeset	193
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	194 [Font/SECOND_FONT_NAME]
188 06dddc96ce54 * Fixed some space and tab mixing nihathrael@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 172 diff changeset	195
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	196 type: truetype
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	197 source: content/fonts/samanata.ttf
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	198 size: 8
188 06dddc96ce54 * Fixed some space and tab mixing nihathrael@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 172 diff changeset	199
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	200 # And so on.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	201
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	202 I hope the example is clear enough ... Other options you can set:
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	203
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	204 - color: A list of comma separated integers from 0 to 255. White (255,255,255) by default.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	205 - antialias: Zero or one - enable or disable antialialising. Enabled by default.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	206 - row_spacing: Extra height per row. Default is 0.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	207 - glyph_spacing: Extra space per glyph. Default is 0. B{Currently buggy in the engine!}
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	208
228 756b895e1dab Merged unicode-support back into trunk. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 218 diff changeset	209 Unicode and internationalisation
756b895e1dab Merged unicode-support back into trunk. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 218 diff changeset	210 ================================
756b895e1dab Merged unicode-support back into trunk. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 218 diff changeset	211
756b895e1dab Merged unicode-support back into trunk. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 218 diff changeset	212 All text that is visible and editable by the player has to be a unicode object.
756b895e1dab Merged unicode-support back into trunk. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 218 diff changeset	213 All text that is used internally, e.g. widget names, have to be normal strings.
756b895e1dab Merged unicode-support back into trunk. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 218 diff changeset	214
756b895e1dab Merged unicode-support back into trunk. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 218 diff changeset	215 While PyChan will not raise an exception, if you do not follow this guideline,
756b895e1dab Merged unicode-support back into trunk. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 218 diff changeset	216 you are encouraged to so.
756b895e1dab Merged unicode-support back into trunk. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 218 diff changeset	217
756b895e1dab Merged unicode-support back into trunk. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 218 diff changeset	218 You can change the way unicode encoding errors are handled by using the
756b895e1dab Merged unicode-support back into trunk. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 218 diff changeset	219 function L{setUnicodePolicy}.
756b895e1dab Merged unicode-support back into trunk. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 218 diff changeset	220
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	221
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	222 Widget hierachy
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	223 ===============
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	224
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	225 Every widget can be contained in another container widget like L{Window}, L{VBox},
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	226 L{HBox}, L{Container} or L{ScrollArea}. Container widgets can contain any number
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	227 of widgets. Thus we have a tree like structure of the widgets - which finally makes
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	228 up the window or frame that is placed on the screen.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	229
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	230 In PyChan widgets are supposed to be manipulated via the root of this hierachy,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	231 so that the actual layout can be changed in the XML files without hassle.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	232 It can be compared to how HTML works.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	233
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	234 These bits and pieces connect things up::
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	235 - name - A (hopefully) unique name in the widget hierachy
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	236 - findChildren - The accessor method to find widgets by name or any other attribute.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	237 - _parent - The parent widget in the widget hierachy
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	238 - deepApply - The method used to walk over the widget hierachy. You have to reimplement
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	239 this in case you want to provide custom widgets.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	240
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	241 Wrapping machinery
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	242 ==================
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	243
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	244 The wrapping mechanism works be redirecting attribute access to the Widget
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	245 derived classes to a C{real_widget} member variable which in turn is an instance
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	246 of the SWIG wrapped Guichan widget.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	247
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	248 To ensure the real widget has already been constructed, when the wrapping machinery
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	249 is already in use, this has to be the first attribute to set in the constructors.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	250 This leads to a reversed construction sequence as the super classes constructor
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	251 has to be invoked I{after} the subclass specific construction has taken place.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	252
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	253 """
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	254
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	255 __all__ = [
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	256 'loadXML',
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	257 'loadFonts',
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	258 'init',
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	259 'manager'
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	260 ]
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	261
251 92c7ce181881 Documentation cross reference fixes. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 228 diff changeset	262
92c7ce181881 Documentation cross reference fixes. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 228 diff changeset	263 # For epydoc
92c7ce181881 Documentation cross reference fixes. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 228 diff changeset	264 import widgets
92c7ce181881 Documentation cross reference fixes. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 228 diff changeset	265 import widgets.ext
92c7ce181881 Documentation cross reference fixes. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 228 diff changeset	266
92c7ce181881 Documentation cross reference fixes. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 228 diff changeset	267 # This *import should really be removed!
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	268 from widgets import *
251 92c7ce181881 Documentation cross reference fixes. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 228 diff changeset	269
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	270 from exceptions import *
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	271
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	272 from fonts import loadFonts
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	273
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	274 ### Initialisation ###
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	275
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	276 manager = None
255 51cc05d862f2 Merged editor_rewrite branch to trunk. cheesesucker@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 251 diff changeset	277 def init(engine,debug=False, compat_layout=False):
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	278 """
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	279 This has to be called before any other pychan methods can be used.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	280 It sets up a manager object which is available under pychan.manager.
188 06dddc96ce54 * Fixed some space and tab mixing nihathrael@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 172 diff changeset	281
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	282 @param engine: The FIFE engine object.
255 51cc05d862f2 Merged editor_rewrite branch to trunk. cheesesucker@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 251 diff changeset	283 @param debug: bool - Enables and disables debugging output. Default is False.
51cc05d862f2 Merged editor_rewrite branch to trunk. cheesesucker@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 251 diff changeset	284 @param compat_layout: bool - Enables and disables compat layout. Default is False.
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	285 """
205 54bfd1015b35 * PyChan event handling rework (part I) phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 188 diff changeset	286 from compat import _munge_engine_hook
54bfd1015b35 * PyChan event handling rework (part I) phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 188 diff changeset	287 from internal import Manager
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	288 global manager
205 54bfd1015b35 * PyChan event handling rework (part I) phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 188 diff changeset	289
255 51cc05d862f2 Merged editor_rewrite branch to trunk. cheesesucker@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 251 diff changeset	290 manager = Manager(_munge_engine_hook(engine),debug,compat_layout)
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	291
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	292 # XML Loader
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	293
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	294 from xml.sax import saxutils, handler
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	295 from traceback import print_exc
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	296
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	297 def traced(f):
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	298 """
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	299 Simple decorator that prints tracebacks for any exceptions occuring in a
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	300 function. Useful to avoid the infamous 'finally pops bad exception'
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	301 that shadows the real cause of the error ...
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	302 """
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	303 def traced_f(args,*kwargs):
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	304 try:
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	305 return f(args,*kwargs)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	306 except:
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	307 print_exc()
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	308 raise
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	309 return traced_f
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	310
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	311 class _GuiLoader(object, handler.ContentHandler):
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	312 def __init__(self):
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	313 super(_GuiLoader,self).__init__()
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	314 self.root = None
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	315 self.indent = ""
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	316 self.stack = []
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	317
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	318 def _printTag(self,name,attrs):
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	319 if not manager.debug: return
228 756b895e1dab Merged unicode-support back into trunk. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 218 diff changeset	320 attrstrings = map(lambda t: '%s="%s"' % tuple(map(unicode,t)),attrs.items())
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	321 tag = "<%s " % name + " ".join(attrstrings) + ">"
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	322 print self.indent + tag
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	323
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	324 def _resolveTag(self,name):
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	325 """ Resolve a XML Tag to a PyChan GUI class. """
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	326 cls = WIDGETS.get(name,None)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	327 if cls is None and name == "Spacer":
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	328 cls = Spacer
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	329 if cls is None:
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	330 raise GuiXMLError("Unknown GUI Element: %s" % name)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	331 return cls
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	332
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	333 def _setAttr(self,obj,name,value):
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	334 if not hasattr(obj.__class__,'ATTRIBUTES'):
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	335 raise PyChanException("The registered widget/spacer class %s does not supply an 'ATTRIBUTES'."
188 06dddc96ce54 * Fixed some space and tab mixing nihathrael@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 172 diff changeset	336 % repr(obj))
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	337 try:
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	338 for attr in obj.ATTRIBUTES:
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	339 if attr.name == name:
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	340 attr.set(obj,value)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	341 return
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	342 except GuiXMLError, e:
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	343 raise GuiXMLError("Error parsing attr '%s'='%s' for '%s': '%s'" % (name,value,obj,e))
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	344 raise GuiXMLError("Unknown GUI Attribute '%s' on '%s'" % (name,repr(obj)))
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	345
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	346 def startElement(self, name, attrs):
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	347 self._printTag(name,attrs)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	348 cls = self._resolveTag(name)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	349 if issubclass(cls,Widget):
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	350 self.stack.append('gui_element')
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	351 self._createInstance(cls,name,attrs)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	352 elif cls == Spacer:
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	353 self.stack.append('spacer')
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	354 self._createSpacer(cls,name,attrs)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	355 else:
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	356 self.stack.append('unknown')
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	357 self.indent += " "*4
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	358
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	359 def _createInstance(self,cls,name,attrs):
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	360 obj = cls(parent=self.root)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	361 for k,v in attrs.items():
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	362 self._setAttr(obj,k,v)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	363
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	364 if self.root:
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	365 self.root.addChild( obj )
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	366 self.root = obj
129 9a1529f9625e * Indentation patch by GreyGhost mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 0 diff changeset	367
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	368 def _createSpacer(self,cls,name,attrs):
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	369 obj = cls(parent=self.root)
205 54bfd1015b35 * PyChan event handling rework (part I) phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 188 diff changeset	370 for k,v in attrs.items():
54bfd1015b35 * PyChan event handling rework (part I) phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 188 diff changeset	371 self._setAttr(obj,k,v)
54bfd1015b35 * PyChan event handling rework (part I) phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 188 diff changeset	372
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	373 if hasattr(self.root,'add'):
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	374 self.root.addSpacer(obj)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	375 else:
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	376 raise GuiXMLError("A spacer needs to be added to a container widget!")
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	377 self.root = obj
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	378
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	379 def endElement(self, name):
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	380 self.indent = self.indent[:-4]
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	381 if manager.debug: print self.indent + "</%s>" % name
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	382 if self.stack.pop() in ('gui_element','spacer'):
255 51cc05d862f2 Merged editor_rewrite branch to trunk. cheesesucker@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 251 diff changeset	383 self.root = self.root.parent or self.root
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	384
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	385 def loadXML(filename_or_stream):
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	386 """
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	387 Loads a PyChan XML file and generates a widget from it.
129 9a1529f9625e * Indentation patch by GreyGhost mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 0 diff changeset	388
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	389 @param filename_or_stream: A filename or a file-like object (for example using StringIO).
129 9a1529f9625e * Indentation patch by GreyGhost mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 0 diff changeset	390
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	391 The XML format is very dynamic, in the sense, that the actual allowed tags and attributes
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	392 depend on the PyChan code.
129 9a1529f9625e * Indentation patch by GreyGhost mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 0 diff changeset	393
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	394 So when a tag C{Button} is encountered, an instance of class Button will be generated,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	395 and added to the parent object.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	396 All attributes will then be parsed and then set in the following way:
129 9a1529f9625e * Indentation patch by GreyGhost mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 0 diff changeset	397
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	398 - position,size,min_size,max_size,margins - These are assumed to be comma separated tuples
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	399 of integers.
171 456634bbc430 - small fix for pychan documentation (colors can also be quadruples) chewie@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 157 diff changeset	400 - foreground_color,base_color,background_color - These are assumed to be triples or quadruples of comma
213 b0c4e6e41659 - yet another fix for the "funny typo" - of course it should be RGBA, not RBGA ... chewie@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 205 diff changeset	401 separated integers. (triples: r,g,b; quadruples: r,g,b,a)
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	402 - opaque,border_size,padding - These are assumed to be simple integers.
129 9a1529f9625e * Indentation patch by GreyGhost mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 0 diff changeset	403
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	404 All other attributes are set verbatim as strings on the generated instance.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	405 In case a Widget does not accept an attribute to be set or the attribute can not be parsed
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	406 correctly, the function will raise a GuiXMLError.
129 9a1529f9625e * Indentation patch by GreyGhost mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 0 diff changeset	407
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	408 In short::
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	409 <VBox>
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	410 <Button text="X" min_size="20,20" base_color="255,0,0" border_size="2" />
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	411 </VBox>
129 9a1529f9625e * Indentation patch by GreyGhost mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 0 diff changeset	412
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	413 This result in the following code executed::
129 9a1529f9625e * Indentation patch by GreyGhost mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 0 diff changeset	414
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	415 vbox = VBox(parent=None)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	416 button = Button(parent=vbox)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	417 button.text = "X"
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	418 button.min_size = (20,20)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	419 button.base_color = (255,0,0)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	420 button.border_size = 2
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	421 vbox.add( button )
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	422 """
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	423 from xml.sax import parse
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	424 loader = _GuiLoader()
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	425 parse(filename_or_stream,loader)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	426 return loader.root
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	427
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	428 def setupModalExecution(mainLoop,breakFromMainLoop):
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	429 """
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	430 Setup the synchronous dialog execution feature.
129 9a1529f9625e * Indentation patch by GreyGhost mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 0 diff changeset	431
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	432 You can enable synchronous dialog execution by
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	433 passing to functions to this function.
129 9a1529f9625e * Indentation patch by GreyGhost mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 0 diff changeset	434
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	435 @param mainLoop: Function - This is regarded as the applications
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	436 main loop, which should be able to be called recursively.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	437 It should not take no arguments and return the argument
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	438 passed to the second function (breakFromMainLoop).
129 9a1529f9625e * Indentation patch by GreyGhost mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 0 diff changeset	439
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	440 @param breakFromMainLoop: Function -This function should cause the
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	441 first function to finish and return the passed argument.
129 9a1529f9625e * Indentation patch by GreyGhost mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 0 diff changeset	442
0 4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	443 With these to functions dialogs can be executed synchronously.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	444 See L{widgets.Widget.execute}.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	445 """
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	446 if not manager:
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	447 raise InitializationError("PyChan is not initialized yet.")
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-) mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222 parents: diff changeset	448 manager.setupModalExecution(mainLoop,breakFromMainLoop)
228 756b895e1dab Merged unicode-support back into trunk. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 218 diff changeset	449
756b895e1dab Merged unicode-support back into trunk. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 218 diff changeset	450 def setUnicodePolicy(*policy):
756b895e1dab Merged unicode-support back into trunk. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 218 diff changeset	451 """
251 92c7ce181881 Documentation cross reference fixes. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 228 diff changeset	452 Set the unicode error handling policy.
92c7ce181881 Documentation cross reference fixes. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 228 diff changeset	453
228 756b895e1dab Merged unicode-support back into trunk. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 218 diff changeset	454 Possible options are:
251 92c7ce181881 Documentation cross reference fixes. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 228 diff changeset	455 - 'strict' meaning that encoding errors raise a UnicodeEncodeError.
92c7ce181881 Documentation cross reference fixes. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 228 diff changeset	456 - 'ignore' all encoding errors will be silently ignored.
92c7ce181881 Documentation cross reference fixes. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 228 diff changeset	457 - 'replace' all errors are replaced by the next argument.
228 756b895e1dab Merged unicode-support back into trunk. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 218 diff changeset	458
756b895e1dab Merged unicode-support back into trunk. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 218 diff changeset	459 For further information look at the python documentation,
756b895e1dab Merged unicode-support back into trunk. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 218 diff changeset	460 especially L{codecs.register_error}.
756b895e1dab Merged unicode-support back into trunk. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 218 diff changeset	461
251 92c7ce181881 Documentation cross reference fixes. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 228 diff changeset	462 Example::
228 756b895e1dab Merged unicode-support back into trunk. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 218 diff changeset	463 pychan.setUnicodePolicy('replace','?')
756b895e1dab Merged unicode-support back into trunk. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 218 diff changeset	464 """
756b895e1dab Merged unicode-support back into trunk. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 218 diff changeset	465 if not manager:
756b895e1dab Merged unicode-support back into trunk. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 218 diff changeset	466 raise InitializationError("PyChan is not initialized yet.")
756b895e1dab Merged unicode-support back into trunk. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 218 diff changeset	467 manager.unicodePolicy = policy
756b895e1dab Merged unicode-support back into trunk. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 218 diff changeset	468
756b895e1dab Merged unicode-support back into trunk. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 218 diff changeset	469
756b895e1dab Merged unicode-support back into trunk. phoku@33b003aa-7bff-0310-803a-e67f0ece8222 parents: 218 diff changeset	470

Mercurial > fife-parpg

annotate engine/extensions/pychan/__init__.py @ 357:2cdce58c1109

annotate engine/extensions/pychan/init.py @ 357:2cdce58c1109