| /* |
| * 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. |
| */ |
| |
| #include "ConfigDescription.h" |
| #include "Locale.h" |
| #include "SdkConstants.h" |
| #include "util/StringPiece.h" |
| #include "util/Util.h" |
| |
| #include <androidfw/ResourceTypes.h> |
| #include <string> |
| #include <vector> |
| |
| namespace aapt { |
| |
| using android::ResTable_config; |
| |
| static const char* kWildcardName = "any"; |
| |
| const ConfigDescription& ConfigDescription::defaultConfig() { |
| static ConfigDescription config = {}; |
| return config; |
| } |
| |
| static bool parseMcc(const char* name, ResTable_config* out) { |
| if (strcmp(name, kWildcardName) == 0) { |
| if (out) out->mcc = 0; |
| return true; |
| } |
| const char* c = name; |
| if (tolower(*c) != 'm') return false; |
| c++; |
| if (tolower(*c) != 'c') return false; |
| c++; |
| if (tolower(*c) != 'c') return false; |
| c++; |
| |
| const char* val = c; |
| |
| while (*c >= '0' && *c <= '9') { |
| c++; |
| } |
| if (*c != 0) return false; |
| if (c-val != 3) return false; |
| |
| int d = atoi(val); |
| if (d != 0) { |
| if (out) out->mcc = d; |
| return true; |
| } |
| |
| return false; |
| } |
| |
| static bool parseMnc(const char* name, ResTable_config* out) { |
| if (strcmp(name, kWildcardName) == 0) { |
| if (out) out->mcc = 0; |
| return true; |
| } |
| const char* c = name; |
| if (tolower(*c) != 'm') return false; |
| c++; |
| if (tolower(*c) != 'n') return false; |
| c++; |
| if (tolower(*c) != 'c') return false; |
| c++; |
| |
| const char* val = c; |
| |
| while (*c >= '0' && *c <= '9') { |
| c++; |
| } |
| if (*c != 0) return false; |
| if (c-val == 0 || c-val > 3) return false; |
| |
| if (out) { |
| out->mnc = atoi(val); |
| if (out->mnc == 0) { |
| out->mnc = ACONFIGURATION_MNC_ZERO; |
| } |
| } |
| |
| return true; |
| } |
| |
| static bool parseLayoutDirection(const char* name, ResTable_config* out) { |
| if (strcmp(name, kWildcardName) == 0) { |
| if (out) out->screenLayout = |
| (out->screenLayout&~ResTable_config::MASK_LAYOUTDIR) |
| | ResTable_config::LAYOUTDIR_ANY; |
| return true; |
| } else if (strcmp(name, "ldltr") == 0) { |
| if (out) out->screenLayout = |
| (out->screenLayout&~ResTable_config::MASK_LAYOUTDIR) |
| | ResTable_config::LAYOUTDIR_LTR; |
| return true; |
| } else if (strcmp(name, "ldrtl") == 0) { |
| if (out) out->screenLayout = |
| (out->screenLayout&~ResTable_config::MASK_LAYOUTDIR) |
| | ResTable_config::LAYOUTDIR_RTL; |
| return true; |
| } |
| |
| return false; |
| } |
| |
| static bool parseScreenLayoutSize(const char* name, ResTable_config* out) { |
| if (strcmp(name, kWildcardName) == 0) { |
| if (out) out->screenLayout = |
| (out->screenLayout&~ResTable_config::MASK_SCREENSIZE) |
| | ResTable_config::SCREENSIZE_ANY; |
| return true; |
| } else if (strcmp(name, "small") == 0) { |
| if (out) out->screenLayout = |
| (out->screenLayout&~ResTable_config::MASK_SCREENSIZE) |
| | ResTable_config::SCREENSIZE_SMALL; |
| return true; |
| } else if (strcmp(name, "normal") == 0) { |
| if (out) out->screenLayout = |
| (out->screenLayout&~ResTable_config::MASK_SCREENSIZE) |
| | ResTable_config::SCREENSIZE_NORMAL; |
| return true; |
| } else if (strcmp(name, "large") == 0) { |
| if (out) out->screenLayout = |
| (out->screenLayout&~ResTable_config::MASK_SCREENSIZE) |
| | ResTable_config::SCREENSIZE_LARGE; |
| return true; |
| } else if (strcmp(name, "xlarge") == 0) { |
| if (out) out->screenLayout = |
| (out->screenLayout&~ResTable_config::MASK_SCREENSIZE) |
| | ResTable_config::SCREENSIZE_XLARGE; |
| return true; |
| } |
| |
| return false; |
| } |
| |
| static bool parseScreenLayoutLong(const char* name, ResTable_config* out) { |
| if (strcmp(name, kWildcardName) == 0) { |
| if (out) out->screenLayout = |
| (out->screenLayout&~ResTable_config::MASK_SCREENLONG) |
| | ResTable_config::SCREENLONG_ANY; |
| return true; |
| } else if (strcmp(name, "long") == 0) { |
| if (out) out->screenLayout = |
| (out->screenLayout&~ResTable_config::MASK_SCREENLONG) |
| | ResTable_config::SCREENLONG_YES; |
| return true; |
| } else if (strcmp(name, "notlong") == 0) { |
| if (out) out->screenLayout = |
| (out->screenLayout&~ResTable_config::MASK_SCREENLONG) |
| | ResTable_config::SCREENLONG_NO; |
| return true; |
| } |
| |
| return false; |
| } |
| |
| static bool parseScreenRound(const char* name, ResTable_config* out) { |
| if (strcmp(name, kWildcardName) == 0) { |
| if (out) out->screenLayout2 = |
| (out->screenLayout2&~ResTable_config::MASK_SCREENROUND) |
| | ResTable_config::SCREENROUND_ANY; |
| return true; |
| } else if (strcmp(name, "round") == 0) { |
| if (out) out->screenLayout2 = |
| (out->screenLayout2&~ResTable_config::MASK_SCREENROUND) |
| | ResTable_config::SCREENROUND_YES; |
| return true; |
| } else if (strcmp(name, "notround") == 0) { |
| if (out) out->screenLayout2 = |
| (out->screenLayout2&~ResTable_config::MASK_SCREENROUND) |
| | ResTable_config::SCREENROUND_NO; |
| return true; |
| } |
| return false; |
| } |
| |
| static bool parseOrientation(const char* name, ResTable_config* out) { |
| if (strcmp(name, kWildcardName) == 0) { |
| if (out) out->orientation = out->ORIENTATION_ANY; |
| return true; |
| } else if (strcmp(name, "port") == 0) { |
| if (out) out->orientation = out->ORIENTATION_PORT; |
| return true; |
| } else if (strcmp(name, "land") == 0) { |
| if (out) out->orientation = out->ORIENTATION_LAND; |
| return true; |
| } else if (strcmp(name, "square") == 0) { |
| if (out) out->orientation = out->ORIENTATION_SQUARE; |
| return true; |
| } |
| |
| return false; |
| } |
| |
| static bool parseUiModeType(const char* name, ResTable_config* out) { |
| if (strcmp(name, kWildcardName) == 0) { |
| if (out) out->uiMode = |
| (out->uiMode&~ResTable_config::MASK_UI_MODE_TYPE) |
| | ResTable_config::UI_MODE_TYPE_ANY; |
| return true; |
| } else if (strcmp(name, "desk") == 0) { |
| if (out) out->uiMode = |
| (out->uiMode&~ResTable_config::MASK_UI_MODE_TYPE) |
| | ResTable_config::UI_MODE_TYPE_DESK; |
| return true; |
| } else if (strcmp(name, "car") == 0) { |
| if (out) out->uiMode = |
| (out->uiMode&~ResTable_config::MASK_UI_MODE_TYPE) |
| | ResTable_config::UI_MODE_TYPE_CAR; |
| return true; |
| } else if (strcmp(name, "television") == 0) { |
| if (out) out->uiMode = |
| (out->uiMode&~ResTable_config::MASK_UI_MODE_TYPE) |
| | ResTable_config::UI_MODE_TYPE_TELEVISION; |
| return true; |
| } else if (strcmp(name, "appliance") == 0) { |
| if (out) out->uiMode = |
| (out->uiMode&~ResTable_config::MASK_UI_MODE_TYPE) |
| | ResTable_config::UI_MODE_TYPE_APPLIANCE; |
| return true; |
| } else if (strcmp(name, "watch") == 0) { |
| if (out) out->uiMode = |
| (out->uiMode&~ResTable_config::MASK_UI_MODE_TYPE) |
| | ResTable_config::UI_MODE_TYPE_WATCH; |
| return true; |
| } |
| |
| return false; |
| } |
| |
| static bool parseUiModeNight(const char* name, ResTable_config* out) { |
| if (strcmp(name, kWildcardName) == 0) { |
| if (out) out->uiMode = |
| (out->uiMode&~ResTable_config::MASK_UI_MODE_NIGHT) |
| | ResTable_config::UI_MODE_NIGHT_ANY; |
| return true; |
| } else if (strcmp(name, "night") == 0) { |
| if (out) out->uiMode = |
| (out->uiMode&~ResTable_config::MASK_UI_MODE_NIGHT) |
| | ResTable_config::UI_MODE_NIGHT_YES; |
| return true; |
| } else if (strcmp(name, "notnight") == 0) { |
| if (out) out->uiMode = |
| (out->uiMode&~ResTable_config::MASK_UI_MODE_NIGHT) |
| | ResTable_config::UI_MODE_NIGHT_NO; |
| return true; |
| } |
| |
| return false; |
| } |
| |
| static bool parseDensity(const char* name, ResTable_config* out) { |
| if (strcmp(name, kWildcardName) == 0) { |
| if (out) out->density = ResTable_config::DENSITY_DEFAULT; |
| return true; |
| } |
| |
| if (strcmp(name, "anydpi") == 0) { |
| if (out) out->density = ResTable_config::DENSITY_ANY; |
| return true; |
| } |
| |
| if (strcmp(name, "nodpi") == 0) { |
| if (out) out->density = ResTable_config::DENSITY_NONE; |
| return true; |
| } |
| |
| if (strcmp(name, "ldpi") == 0) { |
| if (out) out->density = ResTable_config::DENSITY_LOW; |
| return true; |
| } |
| |
| if (strcmp(name, "mdpi") == 0) { |
| if (out) out->density = ResTable_config::DENSITY_MEDIUM; |
| return true; |
| } |
| |
| if (strcmp(name, "tvdpi") == 0) { |
| if (out) out->density = ResTable_config::DENSITY_TV; |
| return true; |
| } |
| |
| if (strcmp(name, "hdpi") == 0) { |
| if (out) out->density = ResTable_config::DENSITY_HIGH; |
| return true; |
| } |
| |
| if (strcmp(name, "xhdpi") == 0) { |
| if (out) out->density = ResTable_config::DENSITY_XHIGH; |
| return true; |
| } |
| |
| if (strcmp(name, "xxhdpi") == 0) { |
| if (out) out->density = ResTable_config::DENSITY_XXHIGH; |
| return true; |
| } |
| |
| if (strcmp(name, "xxxhdpi") == 0) { |
| if (out) out->density = ResTable_config::DENSITY_XXXHIGH; |
| return true; |
| } |
| |
| char* c = (char*)name; |
| while (*c >= '0' && *c <= '9') { |
| c++; |
| } |
| |
| // check that we have 'dpi' after the last digit. |
| if (toupper(c[0]) != 'D' || |
| toupper(c[1]) != 'P' || |
| toupper(c[2]) != 'I' || |
| c[3] != 0) { |
| return false; |
| } |
| |
| // temporarily replace the first letter with \0 to |
| // use atoi. |
| char tmp = c[0]; |
| c[0] = '\0'; |
| |
| int d = atoi(name); |
| c[0] = tmp; |
| |
| if (d != 0) { |
| if (out) out->density = d; |
| return true; |
| } |
| |
| return false; |
| } |
| |
| static bool parseTouchscreen(const char* name, ResTable_config* out) { |
| if (strcmp(name, kWildcardName) == 0) { |
| if (out) out->touchscreen = out->TOUCHSCREEN_ANY; |
| return true; |
| } else if (strcmp(name, "notouch") == 0) { |
| if (out) out->touchscreen = out->TOUCHSCREEN_NOTOUCH; |
| return true; |
| } else if (strcmp(name, "stylus") == 0) { |
| if (out) out->touchscreen = out->TOUCHSCREEN_STYLUS; |
| return true; |
| } else if (strcmp(name, "finger") == 0) { |
| if (out) out->touchscreen = out->TOUCHSCREEN_FINGER; |
| return true; |
| } |
| |
| return false; |
| } |
| |
| static bool parseKeysHidden(const char* name, ResTable_config* out) { |
| uint8_t mask = 0; |
| uint8_t value = 0; |
| if (strcmp(name, kWildcardName) == 0) { |
| mask = ResTable_config::MASK_KEYSHIDDEN; |
| value = ResTable_config::KEYSHIDDEN_ANY; |
| } else if (strcmp(name, "keysexposed") == 0) { |
| mask = ResTable_config::MASK_KEYSHIDDEN; |
| value = ResTable_config::KEYSHIDDEN_NO; |
| } else if (strcmp(name, "keyshidden") == 0) { |
| mask = ResTable_config::MASK_KEYSHIDDEN; |
| value = ResTable_config::KEYSHIDDEN_YES; |
| } else if (strcmp(name, "keyssoft") == 0) { |
| mask = ResTable_config::MASK_KEYSHIDDEN; |
| value = ResTable_config::KEYSHIDDEN_SOFT; |
| } |
| |
| if (mask != 0) { |
| if (out) out->inputFlags = (out->inputFlags&~mask) | value; |
| return true; |
| } |
| |
| return false; |
| } |
| |
| static bool parseKeyboard(const char* name, ResTable_config* out) { |
| if (strcmp(name, kWildcardName) == 0) { |
| if (out) out->keyboard = out->KEYBOARD_ANY; |
| return true; |
| } else if (strcmp(name, "nokeys") == 0) { |
| if (out) out->keyboard = out->KEYBOARD_NOKEYS; |
| return true; |
| } else if (strcmp(name, "qwerty") == 0) { |
| if (out) out->keyboard = out->KEYBOARD_QWERTY; |
| return true; |
| } else if (strcmp(name, "12key") == 0) { |
| if (out) out->keyboard = out->KEYBOARD_12KEY; |
| return true; |
| } |
| |
| return false; |
| } |
| |
| static bool parseNavHidden(const char* name, ResTable_config* out) { |
| uint8_t mask = 0; |
| uint8_t value = 0; |
| if (strcmp(name, kWildcardName) == 0) { |
| mask = ResTable_config::MASK_NAVHIDDEN; |
| value = ResTable_config::NAVHIDDEN_ANY; |
| } else if (strcmp(name, "navexposed") == 0) { |
| mask = ResTable_config::MASK_NAVHIDDEN; |
| value = ResTable_config::NAVHIDDEN_NO; |
| } else if (strcmp(name, "navhidden") == 0) { |
| mask = ResTable_config::MASK_NAVHIDDEN; |
| value = ResTable_config::NAVHIDDEN_YES; |
| } |
| |
| if (mask != 0) { |
| if (out) out->inputFlags = (out->inputFlags&~mask) | value; |
| return true; |
| } |
| |
| return false; |
| } |
| |
| static bool parseNavigation(const char* name, ResTable_config* out) { |
| if (strcmp(name, kWildcardName) == 0) { |
| if (out) out->navigation = out->NAVIGATION_ANY; |
| return true; |
| } else if (strcmp(name, "nonav") == 0) { |
| if (out) out->navigation = out->NAVIGATION_NONAV; |
| return true; |
| } else if (strcmp(name, "dpad") == 0) { |
| if (out) out->navigation = out->NAVIGATION_DPAD; |
| return true; |
| } else if (strcmp(name, "trackball") == 0) { |
| if (out) out->navigation = out->NAVIGATION_TRACKBALL; |
| return true; |
| } else if (strcmp(name, "wheel") == 0) { |
| if (out) out->navigation = out->NAVIGATION_WHEEL; |
| return true; |
| } |
| |
| return false; |
| } |
| |
| static bool parseScreenSize(const char* name, ResTable_config* out) { |
| if (strcmp(name, kWildcardName) == 0) { |
| if (out) { |
| out->screenWidth = out->SCREENWIDTH_ANY; |
| out->screenHeight = out->SCREENHEIGHT_ANY; |
| } |
| return true; |
| } |
| |
| const char* x = name; |
| while (*x >= '0' && *x <= '9') x++; |
| if (x == name || *x != 'x') return false; |
| std::string xName(name, x-name); |
| x++; |
| |
| const char* y = x; |
| while (*y >= '0' && *y <= '9') y++; |
| if (y == name || *y != 0) return false; |
| std::string yName(x, y-x); |
| |
| uint16_t w = (uint16_t)atoi(xName.c_str()); |
| uint16_t h = (uint16_t)atoi(yName.c_str()); |
| if (w < h) { |
| return false; |
| } |
| |
| if (out) { |
| out->screenWidth = w; |
| out->screenHeight = h; |
| } |
| |
| return true; |
| } |
| |
| static bool parseSmallestScreenWidthDp(const char* name, ResTable_config* out) { |
| if (strcmp(name, kWildcardName) == 0) { |
| if (out) { |
| out->smallestScreenWidthDp = out->SCREENWIDTH_ANY; |
| } |
| return true; |
| } |
| |
| if (*name != 's') return false; |
| name++; |
| if (*name != 'w') return false; |
| name++; |
| const char* x = name; |
| while (*x >= '0' && *x <= '9') x++; |
| if (x == name || x[0] != 'd' || x[1] != 'p' || x[2] != 0) return false; |
| std::string xName(name, x-name); |
| |
| if (out) { |
| out->smallestScreenWidthDp = (uint16_t)atoi(xName.c_str()); |
| } |
| |
| return true; |
| } |
| |
| static bool parseScreenWidthDp(const char* name, ResTable_config* out) { |
| if (strcmp(name, kWildcardName) == 0) { |
| if (out) { |
| out->screenWidthDp = out->SCREENWIDTH_ANY; |
| } |
| return true; |
| } |
| |
| if (*name != 'w') return false; |
| name++; |
| const char* x = name; |
| while (*x >= '0' && *x <= '9') x++; |
| if (x == name || x[0] != 'd' || x[1] != 'p' || x[2] != 0) return false; |
| std::string xName(name, x-name); |
| |
| if (out) { |
| out->screenWidthDp = (uint16_t)atoi(xName.c_str()); |
| } |
| |
| return true; |
| } |
| |
| static bool parseScreenHeightDp(const char* name, ResTable_config* out) { |
| if (strcmp(name, kWildcardName) == 0) { |
| if (out) { |
| out->screenHeightDp = out->SCREENWIDTH_ANY; |
| } |
| return true; |
| } |
| |
| if (*name != 'h') return false; |
| name++; |
| const char* x = name; |
| while (*x >= '0' && *x <= '9') x++; |
| if (x == name || x[0] != 'd' || x[1] != 'p' || x[2] != 0) return false; |
| std::string xName(name, x-name); |
| |
| if (out) { |
| out->screenHeightDp = (uint16_t)atoi(xName.c_str()); |
| } |
| |
| return true; |
| } |
| |
| static bool parseVersion(const char* name, ResTable_config* out) { |
| if (strcmp(name, kWildcardName) == 0) { |
| if (out) { |
| out->sdkVersion = out->SDKVERSION_ANY; |
| out->minorVersion = out->MINORVERSION_ANY; |
| } |
| return true; |
| } |
| |
| if (*name != 'v') { |
| return false; |
| } |
| |
| name++; |
| const char* s = name; |
| while (*s >= '0' && *s <= '9') s++; |
| if (s == name || *s != 0) return false; |
| std::string sdkName(name, s-name); |
| |
| if (out) { |
| out->sdkVersion = (uint16_t)atoi(sdkName.c_str()); |
| out->minorVersion = 0; |
| } |
| |
| return true; |
| } |
| |
| bool ConfigDescription::parse(const StringPiece& str, ConfigDescription* out) { |
| std::vector<std::string> parts = util::splitAndLowercase(str, '-'); |
| |
| ConfigDescription config; |
| ssize_t partsConsumed = 0; |
| LocaleValue locale; |
| |
| const auto partsEnd = parts.end(); |
| auto partIter = parts.begin(); |
| |
| if (str.size() == 0) { |
| goto success; |
| } |
| |
| if (parseMcc(partIter->c_str(), &config)) { |
| ++partIter; |
| if (partIter == partsEnd) { |
| goto success; |
| } |
| } |
| |
| if (parseMnc(partIter->c_str(), &config)) { |
| ++partIter; |
| if (partIter == partsEnd) { |
| goto success; |
| } |
| } |
| |
| // Locale spans a few '-' separators, so we let it |
| // control the index. |
| partsConsumed = locale.initFromParts(partIter, partsEnd); |
| if (partsConsumed < 0) { |
| return false; |
| } else { |
| locale.writeTo(&config); |
| partIter += partsConsumed; |
| if (partIter == partsEnd) { |
| goto success; |
| } |
| } |
| |
| if (parseLayoutDirection(partIter->c_str(), &config)) { |
| ++partIter; |
| if (partIter == partsEnd) { |
| goto success; |
| } |
| } |
| |
| if (parseSmallestScreenWidthDp(partIter->c_str(), &config)) { |
| ++partIter; |
| if (partIter == partsEnd) { |
| goto success; |
| } |
| } |
| |
| if (parseScreenWidthDp(partIter->c_str(), &config)) { |
| ++partIter; |
| if (partIter == partsEnd) { |
| goto success; |
| } |
| } |
| |
| if (parseScreenHeightDp(partIter->c_str(), &config)) { |
| ++partIter; |
| if (partIter == partsEnd) { |
| goto success; |
| } |
| } |
| |
| if (parseScreenLayoutSize(partIter->c_str(), &config)) { |
| ++partIter; |
| if (partIter == partsEnd) { |
| goto success; |
| } |
| } |
| |
| if (parseScreenLayoutLong(partIter->c_str(), &config)) { |
| ++partIter; |
| if (partIter == partsEnd) { |
| goto success; |
| } |
| } |
| |
| if (parseScreenRound(partIter->c_str(), &config)) { |
| ++partIter; |
| if (partIter == partsEnd) { |
| goto success; |
| } |
| } |
| |
| if (parseOrientation(partIter->c_str(), &config)) { |
| ++partIter; |
| if (partIter == partsEnd) { |
| goto success; |
| } |
| } |
| |
| if (parseUiModeType(partIter->c_str(), &config)) { |
| ++partIter; |
| if (partIter == partsEnd) { |
| goto success; |
| } |
| } |
| |
| if (parseUiModeNight(partIter->c_str(), &config)) { |
| ++partIter; |
| if (partIter == partsEnd) { |
| goto success; |
| } |
| } |
| |
| if (parseDensity(partIter->c_str(), &config)) { |
| ++partIter; |
| if (partIter == partsEnd) { |
| goto success; |
| } |
| } |
| |
| if (parseTouchscreen(partIter->c_str(), &config)) { |
| ++partIter; |
| if (partIter == partsEnd) { |
| goto success; |
| } |
| } |
| |
| if (parseKeysHidden(partIter->c_str(), &config)) { |
| ++partIter; |
| if (partIter == partsEnd) { |
| goto success; |
| } |
| } |
| |
| if (parseKeyboard(partIter->c_str(), &config)) { |
| ++partIter; |
| if (partIter == partsEnd) { |
| goto success; |
| } |
| } |
| |
| if (parseNavHidden(partIter->c_str(), &config)) { |
| ++partIter; |
| if (partIter == partsEnd) { |
| goto success; |
| } |
| } |
| |
| if (parseNavigation(partIter->c_str(), &config)) { |
| ++partIter; |
| if (partIter == partsEnd) { |
| goto success; |
| } |
| } |
| |
| if (parseScreenSize(partIter->c_str(), &config)) { |
| ++partIter; |
| if (partIter == partsEnd) { |
| goto success; |
| } |
| } |
| |
| if (parseVersion(partIter->c_str(), &config)) { |
| ++partIter; |
| if (partIter == partsEnd) { |
| goto success; |
| } |
| } |
| |
| // Unrecognized. |
| return false; |
| |
| success: |
| if (out != NULL) { |
| applyVersionForCompatibility(&config); |
| *out = config; |
| } |
| return true; |
| } |
| |
| void ConfigDescription::applyVersionForCompatibility(ConfigDescription* config) { |
| uint16_t minSdk = 0; |
| if (config->screenLayout2 & ResTable_config::MASK_SCREENROUND) { |
| minSdk = SDK_MARSHMALLOW; |
| } else if (config->density == ResTable_config::DENSITY_ANY) { |
| minSdk = SDK_LOLLIPOP; |
| } else if (config->smallestScreenWidthDp != ResTable_config::SCREENWIDTH_ANY |
| || config->screenWidthDp != ResTable_config::SCREENWIDTH_ANY |
| || config->screenHeightDp != ResTable_config::SCREENHEIGHT_ANY) { |
| minSdk = SDK_HONEYCOMB_MR2; |
| } else if ((config->uiMode & ResTable_config::MASK_UI_MODE_TYPE) |
| != ResTable_config::UI_MODE_TYPE_ANY |
| || (config->uiMode & ResTable_config::MASK_UI_MODE_NIGHT) |
| != ResTable_config::UI_MODE_NIGHT_ANY) { |
| minSdk = SDK_FROYO; |
| } else if ((config->screenLayout & ResTable_config::MASK_SCREENSIZE) |
| != ResTable_config::SCREENSIZE_ANY |
| || (config->screenLayout & ResTable_config::MASK_SCREENLONG) |
| != ResTable_config::SCREENLONG_ANY |
| || config->density != ResTable_config::DENSITY_DEFAULT) { |
| minSdk = SDK_DONUT; |
| } |
| |
| if (minSdk > config->sdkVersion) { |
| config->sdkVersion = minSdk; |
| } |
| } |
| |
| ConfigDescription ConfigDescription::copyWithoutSdkVersion() const { |
| ConfigDescription copy = *this; |
| copy.sdkVersion = 0; |
| return copy; |
| } |
| |
| bool ConfigDescription::dominates(const ConfigDescription& o) const { |
| if (*this == defaultConfig() || *this == o) { |
| return true; |
| } |
| return matchWithDensity(o) |
| && !o.matchWithDensity(*this) |
| && !isMoreSpecificThan(o) |
| && !o.hasHigherPrecedenceThan(*this); |
| } |
| |
| bool ConfigDescription::hasHigherPrecedenceThan(const ConfigDescription& o) const { |
| // The order of the following tests defines the importance of one |
| // configuration parameter over another. Those tests first are more |
| // important, trumping any values in those following them. |
| // The ordering should be the same as ResTable_config#isBetterThan. |
| if (mcc || o.mcc) return (!o.mcc); |
| if (mnc || o.mnc) return (!o.mnc); |
| if (language[0] || o.language[0]) return (!o.language[0]); |
| if (country[0] || o.country[0]) return (!o.country[0]); |
| // Script and variant require either a language or country, both of which |
| // have higher precedence. |
| if ((screenLayout | o.screenLayout) & MASK_LAYOUTDIR) { |
| return !(o.screenLayout & MASK_LAYOUTDIR); |
| } |
| if (smallestScreenWidthDp || o.smallestScreenWidthDp) return (!o.smallestScreenWidthDp); |
| if (screenWidthDp || o.screenWidthDp) return (!o.screenWidthDp); |
| if (screenHeightDp || o.screenHeightDp) return (!o.screenHeightDp); |
| if ((screenLayout | o.screenLayout) & MASK_SCREENSIZE) { |
| return !(o.screenLayout & MASK_SCREENSIZE); |
| } |
| if ((screenLayout | o.screenLayout) & MASK_SCREENLONG) { |
| return !(o.screenLayout & MASK_SCREENLONG); |
| } |
| if ((screenLayout2 | o.screenLayout2) & MASK_SCREENROUND) { |
| return !(o.screenLayout2 & MASK_SCREENROUND); |
| } |
| if (orientation || o.orientation) return (!o.orientation); |
| if ((uiMode | o.uiMode) & MASK_UI_MODE_TYPE) { |
| return !(o.uiMode & MASK_UI_MODE_TYPE); |
| } |
| if ((uiMode | o.uiMode) & MASK_UI_MODE_NIGHT) { |
| return !(o.uiMode & MASK_UI_MODE_NIGHT); |
| } |
| if (density || o.density) return (!o.density); |
| if (touchscreen || o.touchscreen) return (!o.touchscreen); |
| if ((inputFlags | o.inputFlags) & MASK_KEYSHIDDEN) { |
| return !(o.inputFlags & MASK_KEYSHIDDEN); |
| } |
| if ((inputFlags | o.inputFlags) & MASK_NAVHIDDEN) { |
| return !(o.inputFlags & MASK_NAVHIDDEN); |
| } |
| if (keyboard || o.keyboard) return (!o.keyboard); |
| if (navigation || o.navigation) return (!o.navigation); |
| if (screenWidth || o.screenWidth) return (!o.screenWidth); |
| if (screenHeight || o.screenHeight) return (!o.screenHeight); |
| if (sdkVersion || o.sdkVersion) return (!o.sdkVersion); |
| if (minorVersion || o.minorVersion) return (!o.minorVersion); |
| // Both configurations have nothing defined except some possible future |
| // value. Returning the comparison of the two configurations is a |
| // "best effort" at this point to protect against incorrect dominations. |
| return *this != o; |
| } |
| |
| bool ConfigDescription::conflictsWith(const ConfigDescription& o) const { |
| // This method should be updated as new configuration parameters are |
| // introduced (e.g. screenConfig2). |
| auto pred = [](const uint32_t a, const uint32_t b) -> bool { |
| return a == 0 || b == 0 || a == b; |
| }; |
| // The values here can be found in ResTable_config#match. Density and range |
| // values can't lead to conflicts, and are ignored. |
| return !pred(mcc, o.mcc) |
| || !pred(mnc, o.mnc) |
| || !pred(locale, o.locale) |
| || !pred(screenLayout & MASK_LAYOUTDIR, o.screenLayout & MASK_LAYOUTDIR) |
| || !pred(screenLayout & MASK_SCREENLONG, o.screenLayout & MASK_SCREENLONG) |
| || !pred(screenLayout & MASK_UI_MODE_TYPE, o.screenLayout & MASK_UI_MODE_TYPE) |
| || !pred(uiMode & MASK_UI_MODE_TYPE, o.uiMode & MASK_UI_MODE_TYPE) |
| || !pred(uiMode & MASK_UI_MODE_NIGHT, o.uiMode & MASK_UI_MODE_NIGHT) |
| || !pred(screenLayout2 & MASK_SCREENROUND, o.screenLayout2 & MASK_SCREENROUND) |
| || !pred(orientation, o.orientation) |
| || !pred(touchscreen, o.touchscreen) |
| || !pred(inputFlags & MASK_KEYSHIDDEN, o.inputFlags & MASK_KEYSHIDDEN) |
| || !pred(inputFlags & MASK_NAVHIDDEN, o.inputFlags & MASK_NAVHIDDEN) |
| || !pred(keyboard, o.keyboard) |
| || !pred(navigation, o.navigation); |
| } |
| |
| bool ConfigDescription::isCompatibleWith(const ConfigDescription& o) const { |
| return !conflictsWith(o) && !dominates(o) && !o.dominates(*this); |
| } |
| |
| } // namespace aapt |