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| author | initial.commit <initial.commit@0039d316-1c4b-4281-b951-d872f2087c98> | 2008-07-26 23:55:29 +0000 |
|---|---|---|
| committer | initial.commit <initial.commit@0039d316-1c4b-4281-b951-d872f2087c98> | 2008-07-26 23:55:29 +0000 |
| commit | 09911bf300f1a419907a9412154760efd0b7abc3 (patch) | |
| tree | f131325fb4e2ad12c6d3504ab75b16dd92facfed /chrome/test/automation/automation_handle_tracker.cc | |
| parent | 586acc5fe142f498261f52c66862fa417c3d52d2 (diff) | |
| download | chromium_src-09911bf300f1a419907a9412154760efd0b7abc3.zip chromium_src-09911bf300f1a419907a9412154760efd0b7abc3.tar.gz chromium_src-09911bf300f1a419907a9412154760efd0b7abc3.tar.bz2 | |
Add chrome to the repository.
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@15 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'chrome/test/automation/automation_handle_tracker.cc')
| -rw-r--r-- | chrome/test/automation/automation_handle_tracker.cc | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/chrome/test/automation/automation_handle_tracker.cc b/chrome/test/automation/automation_handle_tracker.cc new file mode 100644 index 0000000..a31d125 --- /dev/null +++ b/chrome/test/automation/automation_handle_tracker.cc @@ -0,0 +1,97 @@ +// Copyright 2008, Google Inc. +// All rights reserved. +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions are +// met: +// +// * Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// * Redistributions in binary form must reproduce the above +// copyright notice, this list of conditions and the following disclaimer +// in the documentation and/or other materials provided with the +// distribution. +// * Neither the name of Google Inc. nor the names of its +// contributors may be used to endorse or promote products derived from +// this software without specific prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +#include "chrome/test/automation/automation_handle_tracker.h" + +#include "chrome/test/automation/automation_messages.h" +#include "chrome/test/automation/automation_proxy.h" + +AutomationResourceProxy::AutomationResourceProxy( + AutomationHandleTracker* tracker, AutomationMessageSender* sender, + AutomationHandle handle) + : tracker_(tracker), + sender_(sender), + handle_(handle), + is_valid_(true) { + tracker_->Add(this); +} + +AutomationResourceProxy::~AutomationResourceProxy() { + if (tracker_) + tracker_->Remove(this); +} + +AutomationHandleTracker::~AutomationHandleTracker() { + // Tell any live objects that the tracker is going away so they don't try to + // call us when they are being destroyed. + for (HandleToObjectMap::iterator iter = handle_to_object_.begin(); + iter != handle_to_object_.end(); ++iter) { + iter->second->Invalidate(); + iter->second->TrackerGone(); + } +} + +void AutomationHandleTracker::Add(AutomationResourceProxy* proxy) { + handle_to_object_.insert(MapEntry(proxy->handle(), proxy)); +} + +void AutomationHandleTracker::Remove(AutomationResourceProxy* proxy) { + HandleToObjectMap::iterator iter = handle_to_object_.find(proxy->handle()); + if (iter == handle_to_object_.end()) + return; + + HandleToObjectMap::iterator end_of_matching_objects = + handle_to_object_.upper_bound(proxy->handle()); + + while(iter != end_of_matching_objects) { + if (iter->second == proxy) { + handle_to_object_.erase(iter); + + // If we have no more proxy objects using this handle, tell the + // app that it can clean up that handle. If the proxy isn't valid, + // that means that the app has already discarded this handle, and + // thus doesn't need to be notified that the handle is unused. + if (proxy->is_valid() && handle_to_object_.count(proxy->handle()) == 0) { + sender_->Send(new AutomationMsg_HandleUnused(0, proxy->handle())); + } + return; + } + ++iter; + } +} + +void AutomationHandleTracker::InvalidateHandle(AutomationHandle handle) { + HandleToObjectMap::iterator iter = handle_to_object_.lower_bound(handle); + HandleToObjectMap::const_iterator end_of_matching_objects = + handle_to_object_.upper_bound(handle); + + for (; iter != end_of_matching_objects; ++iter) { + iter->second->Invalidate(); + } +} |