/usr/lib/python3/dist-packages/windowmocker/__init__.py is in python3-windowmocker 1.4+14.04.20140220.1-0ubuntu1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 | # -*- Mode: Python; coding: utf-8; indent-tabs-mode: nil; tab-width: 4 -*-
# Copyright 2012-2014 Canonical, Ltd.
# Author: Thomi Richards
#
# This program is free software: you can redistribute it and/or modify it
# under the terms of the GNU General Public License version 3, as published
# by the Free Software Foundation.
import json
import logging
import os
import subprocess
import tempfile
from threading import Thread
from windowmocker import plugins
__all__ = (
'create_application_from_data',
'create_application_from_file',
'create_application_from_path',
'launch_window_mocker_with_data',
)
logger = logging.getLogger(__name__)
def create_application_from_path(path, app_type_name=None):
"""Create and return an Application instance, reading settings from path.
app_type_name is the plugin name for the type of application you want to
create. If set to None (the default), the default plugin will be used.
This function raises an IOError if the specified path does not exist, or is
not readable.
"""
with open(path, 'r') as fp:
return create_application_from_file(fp, app_type_name)
def create_application_from_file(file_object, app_type_name=None):
"""Create and return an Application instance, reading settings from the
file-like object 'file_object'.
app_type_name is the plugin name for the type of application you want to
create. If set to None (the default), the default plugin will be used.
This function raises AttributeError if the object does not have a 'read()'
method.
"""
try:
data = json.load(file_object)
except ValueError as e:
raise RuntimeError(str(e))
return create_application_from_data(data, app_type_name)
def create_application_from_data(data=None, app_type_name=None):
"""Create an application object from 'data'.
If data is None (the default), a default application is constructed.
app_type_name is the plugin name for the type of application you want to
create. If set to None (the default), the default plugin will be used.
This function raises RuntimeErrors if the data does not conform to the
expected format.
"""
if data is None:
data = {}
if type(data) not in (dict, list):
raise RuntimeError(
"Top-level data structure must be a dictionary or list, not %r" %
(type(data).__name__))
if app_type_name is None:
app_type_name = plugins.get_default_plugin_name()
app_plugin = plugins.get_plugin_by_name(app_type_name)
if app_plugin is None:
raise RuntimeError("Type name '%s' is invalid" % app_type_name)
app_instance = app_plugin(data)
app_instance.run()
def launch_window_mocker_with_data(data=None):
"""Run window-mocker with the contents of 'data' as the window spec file.
If data is None (the default), a default window will be created. This
function returns a threading.Thread object that has been started. While the
window is active, the thread will remain running.
This function writes 'data' to a temporary file on disk, and calls
window-mocker on that spec file. The file is cleaned up afterwards.
window-mocker must be in $PATH.
"""
if data is None:
data = {}
if type(data) not in (dict, list):
raise RuntimeError(
"Top-level data structure must be a dictionary or list, not %r" %
(type(data).__name__))
def run_thread():
fd, temp_filename = tempfile.mkstemp()
os.close(fd)
try:
with open(temp_filename, 'w') as f:
json.dump(data, f)
subprocess.check_call(["window-mocker", temp_filename])
finally:
os.remove(temp_filename)
thread = Thread(target=run_thread)
thread.start()
return thread
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