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Viewing changes to Jokosher/EffectPresets.py

  • Committer: Bazaar Package Importer
  • Author(s): Luca Falavigna, Luca Falavigna, Piotr Ożarowski
  • Date: 2009-05-12 00:37:15 UTC
  • mfrom: (1.3.2 upstream)
  • Revision ID: james.westby@ubuntu.com-20090512003715-3hp2ycoqjlzwfnlv
Tags: 0.11.2-1
http://bugs.debian.org/517234
http://bugs.debian.org/443788
http://bugs.debian.org/523167
http://bugs.debian.org/468728
[ Luca Falavigna ]
* New upstream release (Closes: #517234).
  - Jokosher now appears under Sound & Video (Closes: #443788).
* New Maintainer (Closes: #523167).
* Add Python Applications Packaging Team to Uploaders.
* Add Vcs-* fields in source stanza.
* Adjust copyright informations:
  - Refresh upstream authors and copyright holders.
  - Link to /usr/share/common-licenses/GPL-2.
  - Adjust copyright holders for Debian packaging.
  - Replace (c) with ©.
* Apply changes from Ubuntu by Daniel Holbach (thanks!):
  - Drop scrollkeeper from Build-Depends.
  - Drop useless dependencies: python-alsaaudio, gstreamer0.10-gnomevfs,
    librsvg2-common, python-gnome2.
  - Bump gstreamer0.10-plugins-good requirement to >= 0.10.9.
  - Drop debian/jokosher.sh, useless.
  - Provide debian/watch file.
* Switch to debhelper 7.
* Install Jokosher module in private directory.
* Unpack egg files to let python-support handle them.
* Drop python-dev from Build-Depends, use python (>= 2.4) instead.
* Depend on python-gobject.
* Switch dependency from python-setuptools to python-pkg-resources
  because of package rename (Closes: #468728).
* debian/patches/10_update_mime_database.dpatch:
  - Refresh for new upstream release.
* debian/patches/20_LevelList_IOError.dpatch:
  - Fix IOError exception trying to add an audio file to a project.
* debian/patches/30_desktop_file.dpatch:
  - Adhere to Freedesktop.org standards by removing deprecated entries.
* debian/patches/50_CreateNewProject_return.dpatch:
  - Return class while creating a new project.
* Provide a simple man page for jokosher.
* Bump Standards-Version to 3.8.1:
  - Provide Homepage field in source stanza.
  - Provide debian/README.source to document dpatch usage.

[ Piotr Ożarowski ]
* Add 40_load_extensions_from_unpacked_eggs patch so that extensions in
  unzipped Eggs are recognized as well

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Jokosher/EffectPresets.py
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import pygst
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pygst.require("0.10")
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import gst
 
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import gobject
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import xml.dom.minidom as xml
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import os
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import Globals
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from Utils import *
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import glob
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import string
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from Monitored import Monitored
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#=========================================================================
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class EffectPresets(Monitored):
 
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class EffectPresets(gobject.GObject):
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        """
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        This class implements support for effects presets. These presets are used
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        to store settings for single effects and multiple effects strung together
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        (called a 'chain').
 
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        Signals:
 
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                "single-preset" -- The waveform date for this event has changed.
 
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                "chain-preset" -- The starting position of this event has changed.
 
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        """
 
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        __gsignals__ = {
 
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                "single-preset"         : ( gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, () ),
 
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                "chain-preset"  : ( gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, () )
 
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        }
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        #_____________________________________________________________________  
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                Creates a new instance of EffectsPresets. If needed, it populates the
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                LADSPA and effect presets registries.
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                """
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                Monitored.__init__(self)
 
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                gobject.GObject.__init__(self)
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                # Version of the preset files xml format
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                Globals.EFFECT_PRESETS_VERSION = "0.2"
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                self.effecttype = effecttype
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                if not Globals.EFFECT_PRESETS_PATH:
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                        raise "No preset save path specified!"
 
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                        raise Exception("No preset save path specified!")
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                doc = xml.Document()
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                head = doc.createElement("JokosherPreset")
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                file.write(doc.toprettyxml())
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                file.close()
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                self.StateChanged("singlePreset")
 
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                self.emit("single-preset")
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        #_____________________________________________________________________
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        def SaveEffectChain(self, label, effectlist, instrumenttype):
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                self.effecttype = None
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                if not Globals.EFFECT_PRESETS_PATH:
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                        raise "No effect chain preset save path specified!"
 
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                        raise Exception("No effect chain preset save path specified!")
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                doc = xml.Document()
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                head = doc.createElement("JokosherPreset")
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                presetfile.write(doc.toprettyxml())
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                presetfile.close()
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                self.StateChanged("chainPreset")
 
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                self.emit("chain-preset")
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        #_____________________________________________________________________
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                                                        belongs to.
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                """
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                self._DeletePresetFile(self._PresetFilename(effectName, presetName))
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                self.StateChanged("singlePreset")
 
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                self.emit("single-preset")
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        #_____________________________________________________________________
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                        instrType -- type of the Instrument the preset belongs to.
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                """
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                self._DeletePresetFile(self._PresetFilename(instrType, presetName))
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                self.StateChanged("chainPreset")
 
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                self.emit("chain-preset")
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        #_____________________________________________________________________
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