Adam Lesinski | 6f6ceb7 | 2014-11-14 14:48:12 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2015 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #ifndef AAPT_CONFIG_DESCRIPTION_H |
| 18 | #define AAPT_CONFIG_DESCRIPTION_H |
| 19 | |
| 20 | #include "StringPiece.h" |
| 21 | |
| 22 | #include <androidfw/ResourceTypes.h> |
| 23 | #include <ostream> |
| 24 | |
| 25 | namespace aapt { |
| 26 | |
| 27 | /* |
| 28 | * Subclass of ResTable_config that adds convenient |
| 29 | * initialization and comparison methods. |
| 30 | */ |
| 31 | struct ConfigDescription : public android::ResTable_config { |
| 32 | /* |
| 33 | * Parse a string of the form 'fr-sw600dp-land' and fill in the |
| 34 | * given ResTable_config with resulting configuration parameters. |
| 35 | * |
| 36 | * The resulting configuration has the appropriate sdkVersion defined |
| 37 | * for backwards compatibility. |
| 38 | */ |
| 39 | static bool parse(const StringPiece& str, ConfigDescription* out = nullptr); |
| 40 | |
| 41 | /** |
| 42 | * If the configuration uses an axis that was added after |
| 43 | * the original Android release, make sure the SDK version |
| 44 | * is set accordingly. |
| 45 | */ |
| 46 | static void applyVersionForCompatibility(ConfigDescription* config); |
| 47 | |
| 48 | ConfigDescription(); |
| 49 | ConfigDescription(const android::ResTable_config& o); |
| 50 | ConfigDescription(const ConfigDescription& o); |
| 51 | ConfigDescription(ConfigDescription&& o); |
| 52 | |
| 53 | ConfigDescription& operator=(const android::ResTable_config& o); |
| 54 | ConfigDescription& operator=(const ConfigDescription& o); |
| 55 | ConfigDescription& operator=(ConfigDescription&& o); |
| 56 | |
| 57 | bool operator<(const ConfigDescription& o) const; |
| 58 | bool operator<=(const ConfigDescription& o) const; |
| 59 | bool operator==(const ConfigDescription& o) const; |
| 60 | bool operator!=(const ConfigDescription& o) const; |
| 61 | bool operator>=(const ConfigDescription& o) const; |
| 62 | bool operator>(const ConfigDescription& o) const; |
| 63 | }; |
| 64 | |
| 65 | inline ConfigDescription::ConfigDescription() { |
| 66 | memset(this, 0, sizeof(*this)); |
| 67 | size = sizeof(android::ResTable_config); |
| 68 | } |
| 69 | |
| 70 | inline ConfigDescription::ConfigDescription(const android::ResTable_config& o) { |
| 71 | *static_cast<android::ResTable_config*>(this) = o; |
| 72 | size = sizeof(android::ResTable_config); |
| 73 | } |
| 74 | |
| 75 | inline ConfigDescription::ConfigDescription(const ConfigDescription& o) { |
| 76 | *static_cast<android::ResTable_config*>(this) = o; |
| 77 | } |
| 78 | |
| 79 | inline ConfigDescription::ConfigDescription(ConfigDescription&& o) { |
| 80 | *this = o; |
| 81 | } |
| 82 | |
| 83 | inline ConfigDescription& ConfigDescription::operator=(const android::ResTable_config& o) { |
| 84 | *static_cast<android::ResTable_config*>(this) = o; |
| 85 | size = sizeof(android::ResTable_config); |
| 86 | return *this; |
| 87 | } |
| 88 | |
| 89 | inline ConfigDescription& ConfigDescription::operator=(const ConfigDescription& o) { |
| 90 | *static_cast<android::ResTable_config*>(this) = o; |
| 91 | return *this; |
| 92 | } |
| 93 | |
| 94 | inline ConfigDescription& ConfigDescription::operator=(ConfigDescription&& o) { |
| 95 | *this = o; |
| 96 | return *this; |
| 97 | } |
| 98 | |
| 99 | inline bool ConfigDescription::operator<(const ConfigDescription& o) const { |
| 100 | return compare(o) < 0; |
| 101 | } |
| 102 | |
| 103 | inline bool ConfigDescription::operator<=(const ConfigDescription& o) const { |
| 104 | return compare(o) <= 0; |
| 105 | } |
| 106 | |
| 107 | inline bool ConfigDescription::operator==(const ConfigDescription& o) const { |
| 108 | return compare(o) == 0; |
| 109 | } |
| 110 | |
| 111 | inline bool ConfigDescription::operator!=(const ConfigDescription& o) const { |
| 112 | return compare(o) != 0; |
| 113 | } |
| 114 | |
| 115 | inline bool ConfigDescription::operator>=(const ConfigDescription& o) const { |
| 116 | return compare(o) >= 0; |
| 117 | } |
| 118 | |
| 119 | inline bool ConfigDescription::operator>(const ConfigDescription& o) const { |
| 120 | return compare(o) > 0; |
| 121 | } |
| 122 | |
| 123 | inline ::std::ostream& operator<<(::std::ostream& out, const ConfigDescription& o) { |
| 124 | return out << o.toString().string(); |
| 125 | } |
| 126 | |
| 127 | } // namespace aapt |
| 128 | |
| 129 | #endif // AAPT_CONFIG_DESCRIPTION_H |