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Diffstat (limited to 'tools/aapt/AaptXml.h')
| -rw-r--r-- | tools/aapt/AaptXml.h | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/tools/aapt/AaptXml.h b/tools/aapt/AaptXml.h new file mode 100644 index 0000000..16977f3 --- /dev/null +++ b/tools/aapt/AaptXml.h @@ -0,0 +1,123 @@ +/* + * Copyright (C) 2014 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_XML_H +#define __AAPT_XML_H + +#include <androidfw/ResourceTypes.h> +#include <utils/String8.h> + +/** + * Utility methods for dealing with ResXMLTree. + */ +namespace AaptXml { + +/** + * Returns the index of the attribute, or < 0 if it was not found. + */ +ssize_t indexOfAttribute(const android::ResXMLTree& tree, uint32_t attrRes); + +/** + * Returns the string value for the specified attribute. + * The string must be present in the ResXMLTree's string pool (inline in the XML). + */ +android::String8 getAttribute(const android::ResXMLTree& tree, const char* ns, + const char* attr, android::String8* outError = NULL); + +/** + * Returns the string value for the specified attribute, or an empty string + * if the attribute does not exist. + * The string must be present in the ResXMLTree's string pool (inline in the XML). + */ +android::String8 getAttribute(const android::ResXMLTree& tree, uint32_t attrRes, + android::String8* outError = NULL); + +/** + * Returns the integer value for the specified attribute, or the default value + * if the attribute does not exist. + * The integer must be declared inline in the XML. + */ +int32_t getIntegerAttribute(const android::ResXMLTree& tree, const char* ns, + const char* attr, int32_t defValue = -1, android::String8* outError = NULL); + +/** + * Returns the integer value for the specified attribute, or the default value + * if the attribute does not exist. + * The integer must be declared inline in the XML. + */ +inline int32_t getIntegerAttribute(const android::ResXMLTree& tree, const char* ns, + const char* attr, android::String8* outError) { + return getIntegerAttribute(tree, ns, attr, -1, outError); +} + +/** + * Returns the integer value for the specified attribute, or the default value + * if the attribute does not exist. + * The integer must be declared inline in the XML. + */ +int32_t getIntegerAttribute(const android::ResXMLTree& tree, uint32_t attrRes, + int32_t defValue = -1, android::String8* outError = NULL); + +/** + * Returns the integer value for the specified attribute, or the default value + * if the attribute does not exist. + * The integer must be declared inline in the XML. + */ +inline int32_t getIntegerAttribute(const android::ResXMLTree& tree, uint32_t attrRes, + android::String8* outError) { + return getIntegerAttribute(tree, attrRes, -1, outError); +} + +/** + * Returns the integer value for the specified attribute, or the default value + * if the attribute does not exist. + * The integer may be a resource in the supplied ResTable. + */ +int32_t getResolvedIntegerAttribute(const android::ResTable& resTable, + const android::ResXMLTree& tree, uint32_t attrRes, int32_t defValue = -1, + android::String8* outError = NULL); + +/** + * Returns the integer value for the specified attribute, or the default value + * if the attribute does not exist. + * The integer may be a resource in the supplied ResTable. + */ +inline int32_t getResolvedIntegerAttribute(const android::ResTable& resTable, + const android::ResXMLTree& tree, uint32_t attrRes, + android::String8* outError) { + return getResolvedIntegerAttribute(resTable, tree, attrRes, -1, outError); +} + +/** + * Returns the string value for the specified attribute, or an empty string + * if the attribute does not exist. + * The string may be a resource in the supplied ResTable. + */ +android::String8 getResolvedAttribute(const android::ResTable& resTable, + const android::ResXMLTree& tree, uint32_t attrRes, + android::String8* outError = NULL); + +/** + * Returns the resource for the specified attribute in the outValue parameter. + * The resource may be a resource in the supplied ResTable. + */ +void getResolvedResourceAttribute(const android::ResTable& resTable, + const android::ResXMLTree& tree, uint32_t attrRes, android::Res_value* outValue, + android::String8* outError = NULL); + +} // namespace AaptXml + +#endif // __AAPT_XML_H |
