Add internal support for screen size/ratio, and version qualifiers.

UI will come later.
BUG: 2048256, 2048264

tools/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/resources/configurations/FolderConfiguration.java

@@ -36,14 +36,17 @@ public final class FolderConfiguration implements Comparable<FolderConfiguration
     private final static int INDEX_NETWORK_CODE       = 1;
     private final static int INDEX_LANGUAGE           = 2;
     private final static int INDEX_REGION             = 3;
-    private final static int INDEX_SCREEN_ORIENTATION = 4;
+    private final static int INDEX_SCREEN_SIZE        = 4;
-    private final static int INDEX_PIXEL_DENSITY = 5;
+    private final static int INDEX_SCREEN_RATIO       = 5;
-    private final static int INDEX_TOUCH_TYPE = 6;
+    private final static int INDEX_SCREEN_ORIENTATION = 6;
-    private final static int INDEX_KEYBOARD_STATE = 7;
+    private final static int INDEX_PIXEL_DENSITY      = 7;
-    private final static int INDEX_TEXT_INPUT_METHOD = 8;
+    private final static int INDEX_TOUCH_TYPE         = 8;
-    private final static int INDEX_NAVIGATION_METHOD = 9;
+    private final static int INDEX_KEYBOARD_STATE     = 9;
-    private final static int INDEX_SCREEN_DIMENSION = 10;
+    private final static int INDEX_TEXT_INPUT_METHOD  = 10;
-    private final static int INDEX_COUNT = 11;
+    private final static int INDEX_NAVIGATION_METHOD  = 11;
+    private final static int INDEX_SCREEN_DIMENSION   = 12;
+    private final static int INDEX_VERSION            = 13;
+    private final static int INDEX_COUNT              = 14;
 
     /**
      * Sets the config from the qualifiers of a given <var>config</var>.
@@ -108,6 +111,10 @@ public final class FolderConfiguration implements Comparable<FolderConfiguration
             mQualifiers[INDEX_LANGUAGE] = qualifier;
         } else if (qualifier instanceof RegionQualifier) {
             mQualifiers[INDEX_REGION] = qualifier;
+        } else if (qualifier instanceof ScreenSizeQualifier) {
+            mQualifiers[INDEX_SCREEN_SIZE] = qualifier;
+        } else if (qualifier instanceof ScreenRatioQualifier) {
+            mQualifiers[INDEX_SCREEN_RATIO] = qualifier;
         } else if (qualifier instanceof ScreenOrientationQualifier) {
             mQualifiers[INDEX_SCREEN_ORIENTATION] = qualifier;
         } else if (qualifier instanceof PixelDensityQualifier) {
@@ -122,6 +129,8 @@ public final class FolderConfiguration implements Comparable<FolderConfiguration
             mQualifiers[INDEX_NAVIGATION_METHOD] = qualifier;
         } else if (qualifier instanceof ScreenDimensionQualifier) {
             mQualifiers[INDEX_SCREEN_DIMENSION] = qualifier;
+        } else if (qualifier instanceof VersionQualifier) {
+            mQualifiers[INDEX_VERSION] = qualifier;
         }
     }
 
@@ -170,6 +179,22 @@ public final class FolderConfiguration implements Comparable<FolderConfiguration
         return (RegionQualifier)mQualifiers[INDEX_REGION];
     }
 
+    public void setScreenSizeQualifier(ScreenSizeQualifier qualifier) {
+        mQualifiers[INDEX_SCREEN_SIZE] = qualifier;
+    }
+
+    public ScreenSizeQualifier getScreenSizeQualifier() {
+        return (ScreenSizeQualifier)mQualifiers[INDEX_SCREEN_SIZE];
+    }
+
+    public void setScreenRatioQualifier(ScreenRatioQualifier qualifier) {
+        mQualifiers[INDEX_SCREEN_RATIO] = qualifier;
+    }
+
+    public ScreenRatioQualifier getScreenRatioQualifier() {
+        return (ScreenRatioQualifier)mQualifiers[INDEX_SCREEN_RATIO];
+    }
+
     public void setScreenOrientationQualifier(ScreenOrientationQualifier qualifier) {
         mQualifiers[INDEX_SCREEN_ORIENTATION] = qualifier;
     }
@@ -226,6 +251,14 @@ public final class FolderConfiguration implements Comparable<FolderConfiguration
         return (ScreenDimensionQualifier)mQualifiers[INDEX_SCREEN_DIMENSION];
     }
 
+    public void setVersionQualifier(VersionQualifier qualifier) {
+        mQualifiers[INDEX_VERSION] = qualifier;
+    }
+
+    public VersionQualifier getVersionQualifier() {
+        return (VersionQualifier)mQualifiers[INDEX_VERSION];
+    }
+
     /**
      * Returns whether an object is equals to the receiver.
      */
@@ -467,6 +500,8 @@ public final class FolderConfiguration implements Comparable<FolderConfiguration
         mQualifiers[INDEX_NETWORK_CODE] = new NetworkCodeQualifier();
         mQualifiers[INDEX_LANGUAGE] = new LanguageQualifier();
         mQualifiers[INDEX_REGION] = new RegionQualifier();
+        mQualifiers[INDEX_SCREEN_SIZE] = new ScreenSizeQualifier();
+        mQualifiers[INDEX_SCREEN_RATIO] = new ScreenRatioQualifier();
         mQualifiers[INDEX_SCREEN_ORIENTATION] = new ScreenOrientationQualifier();
         mQualifiers[INDEX_PIXEL_DENSITY] = new PixelDensityQualifier();
         mQualifiers[INDEX_TOUCH_TYPE] = new TouchScreenQualifier();
@@ -474,6 +509,7 @@ public final class FolderConfiguration implements Comparable<FolderConfiguration
         mQualifiers[INDEX_TEXT_INPUT_METHOD] = new TextInputMethodQualifier();
         mQualifiers[INDEX_NAVIGATION_METHOD] = new NavigationMethodQualifier();
         mQualifiers[INDEX_SCREEN_DIMENSION] = new ScreenDimensionQualifier();
+        mQualifiers[INDEX_VERSION] = new VersionQualifier();
     }
 
     /**

tools/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/resources/configurations/ScreenRatioQualifier.java

@@ -0,0 +1,180 @@
+/*
+ * Copyright (C) 2009 The Android Open Source Project
+ *
+ * Licensed under the Eclipse Public License, Version 1.0 (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.eclipse.org/org/documents/epl-v10.php
+ *
+ * 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.
+ */
+
+package com.android.ide.eclipse.adt.internal.resources.configurations;
+
+import com.android.ide.eclipse.adt.internal.editors.IconFactory;
+import com.android.sdklib.AndroidVersion;
+import com.android.sdklib.IAndroidTarget;
+
+import org.eclipse.swt.graphics.Image;
+
+public class ScreenRatioQualifier extends ResourceQualifier {
+
+    public static final String NAME = "Screen Ratio";
+
+    private ScreenRatio mValue = null;
+
+    /**
+     * Screen Orientation enum.
+     */
+    public static enum ScreenRatio {
+        NOTLONG("notlong", "Not Long"), //$NON-NLS-1$
+        LONG("long", "Long"); //$NON-NLS-1$
+
+        private String mValue;
+        private String mDisplayValue;
+
+        private ScreenRatio(String value, String displayValue) {
+            mValue = value;
+            mDisplayValue = displayValue;
+        }
+
+        /**
+         * Returns the enum for matching the provided qualifier value.
+         * @param value The qualifier value.
+         * @return the enum for the qualifier value or null if no matching was found.
+         */
+        static ScreenRatio getEnum(String value) {
+            for (ScreenRatio orient : values()) {
+                if (orient.mValue.equals(value)) {
+                    return orient;
+                }
+            }
+
+            return null;
+        }
+
+        public String getValue() {
+            return mValue;
+        }
+
+        public String getDisplayValue() {
+            return mDisplayValue;
+        }
+
+        public static int getIndex(ScreenRatio orientation) {
+            int i = 0;
+            for (ScreenRatio orient : values()) {
+                if (orient == orientation) {
+                    return i;
+                }
+
+                i++;
+            }
+
+            return -1;
+        }
+
+        public static ScreenRatio getByIndex(int index) {
+            int i = 0;
+            for (ScreenRatio orient : values()) {
+                if (i == index) {
+                    return orient;
+                }
+                i++;
+            }
+
+            return null;
+        }
+    }
+
+    public ScreenRatioQualifier() {
+    }
+
+    public ScreenRatioQualifier(ScreenRatio value) {
+        mValue = value;
+    }
+
+    public ScreenRatio getValue() {
+        return mValue;
+    }
+
+    @Override
+    public String getName() {
+        return NAME;
+    }
+
+    @Override
+    public String getShortName() {
+        return "Ratio";
+    }
+
+    @Override
+    public Image getIcon() {
+        return IconFactory.getInstance().getIcon("ratio"); //$NON-NLS-1$
+    }
+
+    @Override
+    public boolean isValid() {
+        return mValue != null;
+    }
+
+    @Override
+    public boolean checkAndSet(String value, FolderConfiguration config) {
+        ScreenRatio size = ScreenRatio.getEnum(value);
+        if (size != null) {
+            ScreenRatioQualifier qualifier = new ScreenRatioQualifier(size);
+            config.setScreenRatioQualifier(qualifier);
+            return true;
+        }
+
+        return false;
+    }
+
+    @Override
+    public boolean equals(Object qualifier) {
+        if (qualifier instanceof ScreenRatioQualifier) {
+            return mValue == ((ScreenRatioQualifier)qualifier).mValue;
+        }
+
+        return false;
+    }
+
+    @Override
+    public int hashCode() {
+        if (mValue != null) {
+            return mValue.hashCode();
+        }
+
+        return 0;
+    }
+
+    /**
+     * Returns the string used to represent this qualifier in the folder name.
+     */
+    @Override
+    public String getFolderSegment(IAndroidTarget target) {
+        if (mValue != null) {
+            AndroidVersion version = target.getVersion();
+            if (version.getApiLevel() >= 4 ||
+                    (version.getApiLevel() == 3 && "Donut".equals(version.getCodename()))) {
+                return mValue.getValue();
+            }
+        }
+
+        return ""; //$NON-NLS-1$
+    }
+
+    @Override
+    public String getStringValue() {
+        if (mValue != null) {
+            return mValue.getDisplayValue();
+        }
+
+        return ""; //$NON-NLS-1$
+    }
+}

tools/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/resources/configurations/ScreenSizeQualifier.java

@@ -0,0 +1,184 @@
+/*
+ * Copyright (C) 2009 The Android Open Source Project
+ *
+ * Licensed under the Eclipse Public License, Version 1.0 (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.eclipse.org/org/documents/epl-v10.php
+ *
+ * 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.
+ */
+
+package com.android.ide.eclipse.adt.internal.resources.configurations;
+
+import com.android.ide.eclipse.adt.internal.editors.IconFactory;
+import com.android.sdklib.AndroidVersion;
+import com.android.sdklib.IAndroidTarget;
+
+import org.eclipse.swt.graphics.Image;
+
+/**
+ * Resource Qualifier for Screen Size. Size can be "small", "normal", and "large"
+ */
+public class ScreenSizeQualifier extends ResourceQualifier {
+
+    public static final String NAME = "Screen Size";
+
+    private ScreenSize mValue = null;
+
+    /**
+     * Screen Orientation enum.
+     */
+    public static enum ScreenSize {
+        SMALL("small", "Small"), //$NON-NLS-1$
+        NORMAL("normal", "Normal"), //$NON-NLS-1$
+        LARGE("large", "Large"); //$NON-NLS-1$
+
+        private String mValue;
+        private String mDisplayValue;
+
+        private ScreenSize(String value, String displayValue) {
+            mValue = value;
+            mDisplayValue = displayValue;
+        }
+
+        /**
+         * Returns the enum for matching the provided qualifier value.
+         * @param value The qualifier value.
+         * @return the enum for the qualifier value or null if no matching was found.
+         */
+        static ScreenSize getEnum(String value) {
+            for (ScreenSize orient : values()) {
+                if (orient.mValue.equals(value)) {
+                    return orient;
+                }
+            }
+
+            return null;
+        }
+
+        public String getValue() {
+            return mValue;
+        }
+
+        public String getDisplayValue() {
+            return mDisplayValue;
+        }
+
+        public static int getIndex(ScreenSize orientation) {
+            int i = 0;
+            for (ScreenSize orient : values()) {
+                if (orient == orientation) {
+                    return i;
+                }
+
+                i++;
+            }
+
+            return -1;
+        }
+
+        public static ScreenSize getByIndex(int index) {
+            int i = 0;
+            for (ScreenSize orient : values()) {
+                if (i == index) {
+                    return orient;
+                }
+                i++;
+            }
+
+            return null;
+        }
+    }
+
+    public ScreenSizeQualifier() {
+    }
+
+    public ScreenSizeQualifier(ScreenSize value) {
+        mValue = value;
+    }
+
+    public ScreenSize getValue() {
+        return mValue;
+    }
+
+    @Override
+    public String getName() {
+        return NAME;
+    }
+
+    @Override
+    public String getShortName() {
+        return "Size";
+    }
+
+    @Override
+    public Image getIcon() {
+        return IconFactory.getInstance().getIcon("size"); //$NON-NLS-1$
+    }
+
+    @Override
+    public boolean isValid() {
+        return mValue != null;
+    }
+
+    @Override
+    public boolean checkAndSet(String value, FolderConfiguration config) {
+        ScreenSize size = ScreenSize.getEnum(value);
+        if (size != null) {
+            ScreenSizeQualifier qualifier = new ScreenSizeQualifier(size);
+            config.setScreenSizeQualifier(qualifier);
+            return true;
+        }
+
+        return false;
+    }
+
+    @Override
+    public boolean equals(Object qualifier) {
+        if (qualifier instanceof ScreenSizeQualifier) {
+            return mValue == ((ScreenSizeQualifier)qualifier).mValue;
+        }
+
+        return false;
+    }
+
+    @Override
+    public int hashCode() {
+        if (mValue != null) {
+            return mValue.hashCode();
+        }
+
+        return 0;
+    }
+
+    /**
+     * Returns the string used to represent this qualifier in the folder name.
+     */
+    @Override
+    public String getFolderSegment(IAndroidTarget target) {
+        if (mValue != null) {
+            AndroidVersion version = target.getVersion();
+            if (version.getApiLevel() >= 4 ||
+                    (version.getApiLevel() == 3 && "Donut".equals(version.getCodename()))) {
+                return mValue.getValue();
+            }
+        }
+
+        return ""; //$NON-NLS-1$
+    }
+
+    @Override
+    public String getStringValue() {
+        if (mValue != null) {
+            return mValue.getDisplayValue();
+        }
+
+        return ""; //$NON-NLS-1$
+    }
+}

tools/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/resources/configurations/VersionQualifier.java

@@ -0,0 +1,151 @@
+/*
+ * Copyright (C) 2009 The Android Open Source Project
+ *
+ * Licensed under the Eclipse Public License, Version 1.0 (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.eclipse.org/org/documents/epl-v10.php
+ *
+ * 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.
+ */
+
+package com.android.ide.eclipse.adt.internal.resources.configurations;
+
+import com.android.ide.eclipse.adt.internal.editors.IconFactory;
+import com.android.sdklib.AndroidVersion;
+import com.android.sdklib.IAndroidTarget;
+
+import org.eclipse.swt.graphics.Image;
+
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+/**
+ * Resource Qualifier for Platform Version.
+ */
+public final class VersionQualifier extends ResourceQualifier {
+    /** Default pixel density value. This means the property is not set. */
+    private final static int DEFAULT_VERSION = -1;
+
+    private final static Pattern sCountryCodePattern = Pattern.compile("^v(\\d+)$");//$NON-NLS-1$
+
+    private int mVersion = DEFAULT_VERSION;
+
+    public static final String NAME = "Platform Version";
+
+    /**
+     * Creates and returns a qualifier from the given folder segment. If the segment is incorrect,
+     * <code>null</code> is returned.
+     * @param segment the folder segment from which to create a qualifier.
+     * @return a new {@link VersionQualifier} object or <code>null</code>
+     */
+    public static VersionQualifier getQualifier(String segment) {
+        Matcher m = sCountryCodePattern.matcher(segment);
+        if (m.matches()) {
+            String v = m.group(1);
+
+            int code = -1;
+            try {
+                code = Integer.parseInt(v);
+            } catch (NumberFormatException e) {
+                // looks like the string we extracted wasn't a valid number.
+                return null;
+            }
+
+            VersionQualifier qualifier = new VersionQualifier();
+            qualifier.mVersion = code;
+            return qualifier;
+        }
+
+        return null;
+    }
+
+    /**
+     * Returns the folder name segment for the given value. This is equivalent to calling
+     * {@link #toString()} on a {@link VersionQualifier} object.
+     * @param version the value of the qualifier, as returned by {@link #getVersion()}.
+     */
+    public static String getFolderSegment(int version) {
+        if (version != DEFAULT_VERSION) {
+            return String.format("v%1$d", version); //$NON-NLS-1$
+        }
+
+        return ""; //$NON-NLS-1$
+    }
+
+    public int getVersion() {
+        return mVersion;
+    }
+
+    @Override
+    public String getName() {
+        return NAME;
+    }
+
+    @Override
+    public String getShortName() {
+        return "Version";
+    }
+
+    @Override
+    public Image getIcon() {
+        return IconFactory.getInstance().getIcon("version"); //$NON-NLS-1$
+    }
+
+    @Override
+    public boolean isValid() {
+        return mVersion != DEFAULT_VERSION;
+    }
+
+    @Override
+    public boolean checkAndSet(String value, FolderConfiguration config) {
+        VersionQualifier qualifier = getQualifier(value);
+        if (qualifier != null) {
+            config.setVersionQualifier(qualifier);
+            return true;
+        }
+
+        return false;
+    }
+
+    @Override
+    public boolean equals(Object qualifier) {
+        if (qualifier instanceof VersionQualifier) {
+            return mVersion == ((VersionQualifier)qualifier).mVersion;
+        }
+
+        return false;
+    }
+
+    @Override
+    public int hashCode() {
+        return mVersion;
+    }
+
+    /**
+     * Returns the string used to represent this qualifier in the folder name.
+     */
+    @Override
+    public String getFolderSegment(IAndroidTarget target) {
+        AndroidVersion version = target.getVersion();
+        if (version.getApiLevel() >= 3) {
+            return getFolderSegment(mVersion);
+        }
+
+        return ""; //$NON-NLS-1$
+    }
+
+    @Override
+    public String getStringValue() {
+        if (mVersion != DEFAULT_VERSION) {
+            return String.format("v%1$d", mVersion);
+        }
+
+        return ""; //$NON-NLS-1$
+    }
+}

tools/eclipse/plugins/com.android.ide.eclipse.tests/unittests/com/android/ide/eclipse/adt/internal/editors/resources/manager/ConfigMatchTest.java

@@ -34,7 +34,7 @@ import com.android.ide.eclipse.adt.internal.resources.manager.files.IFileWrapper
 import com.android.ide.eclipse.adt.internal.resources.manager.files.IFolderWrapper;
 import com.android.ide.eclipse.mock.FileMock;
 import com.android.ide.eclipse.mock.FolderMock;
-import com.android.sdklib.SdkConstants;
+import com.android.sdklib.IAndroidTarget;
 
 import java.lang.reflect.Field;
 import java.lang.reflect.Method;
@@ -221,7 +221,7 @@ public class ConfigMatchTest extends TestCase {
             FileMock[] memberList) throws Exception {
 
         // figure out the folder name based on the configuration
-        String folderName = config.getFolderName(ResourceFolderType.LAYOUT);
+        String folderName = config.getFolderName(ResourceFolderType.LAYOUT, (IAndroidTarget)null);
 
         // create the folder mock
         FolderMock folder = new FolderMock(folderName, memberList);