Add a snapshot of flutter/engine/src/build to our sdk

build/android/pylib/device/intent.py

+# Copyright 2014 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+"""Manages intents and associated information.
+
+This is generally intended to be used with functions that calls Android's
+Am command.
+"""
+
+class Intent(object):
+
+  def __init__(self, action='android.intent.action.VIEW', activity=None,
+               category=None, component=None, data=None, extras=None,
+               flags=None, package=None):
+    """Creates an Intent.
+
+    Args:
+      action: A string containing the action.
+      activity: A string that, with |package|, can be used to specify the
+                component.
+      category: A string or list containing any categories.
+      component: A string that specifies the component to send the intent to.
+      data: A string containing a data URI.
+      extras: A dict containing extra parameters to be passed along with the
+              intent.
+      flags: A string containing flags to pass.
+      package: A string that, with activity, can be used to specify the
+               component.
+    """
+    self._action = action
+    self._activity = activity
+    if isinstance(category, list) or category is None:
+      self._category = category
+    else:
+      self._category = [category]
+    self._component = component
+    self._data = data
+    self._extras = extras
+    self._flags = flags
+    self._package = package
+
+    if self._component and '/' in component:
+      self._package, self._activity = component.split('/', 1)
+    elif self._package and self._activity:
+      self._component = '%s/%s' % (package, activity)
+
+  @property
+  def action(self):
+    return self._action
+
+  @property
+  def activity(self):
+    return self._activity
+
+  @property
+  def category(self):
+    return self._category
+
+  @property
+  def component(self):
+    return self._component
+
+  @property
+  def data(self):
+    return self._data
+
+  @property
+  def extras(self):
+    return self._extras
+
+  @property
+  def flags(self):
+    return self._flags
+
+  @property
+  def package(self):
+    return self._package
+
+  @property
+  def am_args(self):
+    """Returns the intent as a list of arguments for the activity manager.
+
+    For details refer to the specification at:
+    - http://developer.android.com/tools/help/adb.html#IntentSpec
+    """
+    args = []
+    if self.action:
+      args.extend(['-a', self.action])
+    if self.data:
+      args.extend(['-d', self.data])
+    if self.category:
+      args.extend(arg for cat in self.category for arg in ('-c', cat))
+    if self.component:
+      args.extend(['-n', self.component])
+    if self.flags:
+      args.extend(['-f', self.flags])
+    if self.extras:
+      for key, value in self.extras.iteritems():
+        if value is None:
+          args.extend(['--esn', key])
+        elif isinstance(value, str):
+          args.extend(['--es', key, value])
+        elif isinstance(value, bool):
+          args.extend(['--ez', key, str(value)])
+        elif isinstance(value, int):
+          args.extend(['--ei', key, str(value)])
+        elif isinstance(value, float):
+          args.extend(['--ef', key, str(value)])
+        else:
+          raise NotImplementedError(
+              'Intent does not know how to pass %s extras' % type(value))
+    return args