/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* vim: set ts=8 sts=2 et sw=2 tw=80: */ /* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/** \class ScopedGfxFeatureReporter * * On creation, adds "FeatureName?" to AppNotes * On destruction, adds "FeatureName-", or "FeatureName+" if you called * SetSuccessful(). * * Any such string is added at most once to AppNotes, and is subsequently * skipped. * * This ScopedGfxFeatureReporter class is designed to be fool-proof to use in * functions that have many exit points. We don't want to encourage having * function with many exit points. It just happens that our graphics features * initialization functions are like that.
*/ class ScopedGfxFeatureReporter { public: explicit ScopedGfxFeatureReporter(constchar* aFeature, bool aForce = false)
: mFeature(aFeature), mStatusChar('-'), mStatusNumber(0) {
WriteAppNote(aForce ? '!' : '?', 0);
}
~ScopedGfxFeatureReporter() { WriteAppNote(mStatusChar, mStatusNumber); } void SetSuccessful() { mStatusChar = '+'; } void SetSuccessful(int32_t aNumber) {
mStatusChar = '+';
mStatusNumber = aNumber;
}
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