1 files changed, 129 insertions, 0 deletions
diff --git a/tools/aapt2/ConfigDescription.h b/tools/aapt2/ConfigDescription.h
new file mode 100644
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+++ b/tools/aapt2/ConfigDescription.h
@@ -0,0 +1,129 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef AAPT_CONFIG_DESCRIPTION_H
+#define AAPT_CONFIG_DESCRIPTION_H
+
+#include "StringPiece.h"
+
+#include <androidfw/ResourceTypes.h>
+#include <ostream>
+
+namespace aapt {
+
+/*
+ * Subclass of ResTable_config that adds convenient
+ * initialization and comparison methods.
+ */
+struct ConfigDescription : public android::ResTable_config {
+    /*
+     * Parse a string of the form 'fr-sw600dp-land' and fill in the
+     * given ResTable_config with resulting configuration parameters.
+     *
+     * The resulting configuration has the appropriate sdkVersion defined
+     * for backwards compatibility.
+     */
+    static bool parse(const StringPiece& str, ConfigDescription* out = nullptr);
+
+    /**
+     * If the configuration uses an axis that was added after
+     * the original Android release, make sure the SDK version
+     * is set accordingly.
+     */
+    static void applyVersionForCompatibility(ConfigDescription* config);
+
+    ConfigDescription();
+    ConfigDescription(const android::ResTable_config& o);
+    ConfigDescription(const ConfigDescription& o);
+    ConfigDescription(ConfigDescription&& o);
+
+    ConfigDescription& operator=(const android::ResTable_config& o);
+    ConfigDescription& operator=(const ConfigDescription& o);
+    ConfigDescription& operator=(ConfigDescription&& o);
+
+    bool operator<(const ConfigDescription& o) const;
+    bool operator<=(const ConfigDescription& o) const;
+    bool operator==(const ConfigDescription& o) const;
+    bool operator!=(const ConfigDescription& o) const;
+    bool operator>=(const ConfigDescription& o) const;
+    bool operator>(const ConfigDescription& o) const;
+};
+
+inline ConfigDescription::ConfigDescription() {
+    memset(this, 0, sizeof(*this));
+    size = sizeof(android::ResTable_config);
+}
+
+inline ConfigDescription::ConfigDescription(const android::ResTable_config& o) {
+    *static_cast<android::ResTable_config*>(this) = o;
+    size = sizeof(android::ResTable_config);
+}
+
+inline ConfigDescription::ConfigDescription(const ConfigDescription& o) {
+    *static_cast<android::ResTable_config*>(this) = o;
+}
+
+inline ConfigDescription::ConfigDescription(ConfigDescription&& o) {
+    *this = o;
+}
+
+inline ConfigDescription& ConfigDescription::operator=(const android::ResTable_config& o) {
+    *static_cast<android::ResTable_config*>(this) = o;
+    size = sizeof(android::ResTable_config);
+    return *this;
+}
+
+inline ConfigDescription& ConfigDescription::operator=(const ConfigDescription& o) {
+    *static_cast<android::ResTable_config*>(this) = o;
+    return *this;
+}
+
+inline ConfigDescription& ConfigDescription::operator=(ConfigDescription&& o) {
+    *this = o;
+    return *this;
+}
+
+inline bool ConfigDescription::operator<(const ConfigDescription& o) const {
+    return compare(o) < 0;
+}
+
+inline bool ConfigDescription::operator<=(const ConfigDescription& o) const {
+    return compare(o) <= 0;
+}
+
+inline bool ConfigDescription::operator==(const ConfigDescription& o) const {
+    return compare(o) == 0;
+}
+
+inline bool ConfigDescription::operator!=(const ConfigDescription& o) const {
+    return compare(o) != 0;
+}
+
+inline bool ConfigDescription::operator>=(const ConfigDescription& o) const {
+    return compare(o) >= 0;
+}
+
+inline bool ConfigDescription::operator>(const ConfigDescription& o) const {
+    return compare(o) > 0;
+}
+
+inline ::std::ostream& operator<<(::std::ostream& out, const ConfigDescription& o) {
+    return out << o.toString().string();
+}
+
+} // namespace aapt
+
+#endif // AAPT_CONFIG_DESCRIPTION_H