Added FolderConfig creation and config loading for Devices

Change-Id: Iae7b32df991df946bba22aba5ab9b32ed2c094ea

1 files changed, 101 insertions, 0 deletions

diff --git a/ide_common/src/com/android/ide/common/resources/configuration/DeviceConfigHelper.java b/ide_common/src/com/android/ide/common/resources/configuration/DeviceConfigHelper.java
new file mode 100644
index 0000000..7ed955f
--- /dev/null
+++ b/ide_common/src/com/android/ide/common/resources/configuration/DeviceConfigHelper.java
@@ -0,0 +1,101 @@
+/*
+ * Copyright (C) 2012 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.
+ */
+
+package com.android.ide.common.resources.configuration;
+
+import com.android.annotations.Nullable;
+import com.android.sdklib.devices.Device;
+import com.android.sdklib.devices.Hardware;
+import com.android.sdklib.devices.Screen;
+import com.android.sdklib.devices.State;
+
+public class DeviceConfigHelper {
+    /**
+     * Returns a {@link FolderConfiguration} based on the given state
+     *
+     * @param state
+     *            The {@link State} of the {@link Device} to base the
+     *            {@link FolderConfiguration} on. Can be null.
+     * @return A {@link FolderConfiguration} based on the given {@link State}.
+     *         If the given {@link State} is null, the result is also null;
+     */
+    @Nullable
+    public static FolderConfiguration getFolderConfig(@Nullable State state) {
+        if (state == null) {
+            return null;
+        }
+
+        Hardware hw = state.getHardware();
+
+        FolderConfiguration config = new FolderConfiguration();
+        config.createDefault();
+        Screen screen = hw.getScreen();
+        config.setDensityQualifier(new DensityQualifier(screen.getPixelDensity()));
+        config.setNavigationMethodQualifier(new NavigationMethodQualifier(hw.getNav()));
+        ScreenDimensionQualifier sdq;
+        if (screen.getXDimension() > screen.getYDimension()) {
+            sdq = new ScreenDimensionQualifier(screen.getXDimension(), screen.getYDimension());
+        } else {
+            sdq = new ScreenDimensionQualifier(screen.getYDimension(), screen.getXDimension());
+        }
+        config.setScreenDimensionQualifier(sdq);
+        config.setScreenRatioQualifier(new ScreenRatioQualifier(screen.getRatio()));
+        config.setScreenSizeQualifier(new ScreenSizeQualifier(screen.getSize()));
+        config.setTextInputMethodQualifier(new TextInputMethodQualifier(hw.getKeyboard()));
+        config.setTouchTypeQualifier(new TouchScreenQualifier(screen.getMechanism()));
+
+        config.setKeyboardStateQualifier(new KeyboardStateQualifier(state.getKeyState()));
+        config.setNavigationStateQualifier(new NavigationStateQualifier(state.getNavState()));
+        config.setScreenOrientationQualifier(
+            new ScreenOrientationQualifier(state.getOrientation()));
+
+        config.updateScreenWidthAndHeight();
+
+        return config;
+    }
+
+    /**
+     * Returns a {@link FolderConfiguration} based on the {@link State} given by
+     * the {@link Device} and the state name.
+     *
+     * @param d
+     *            The {@link Device} to base the {@link FolderConfiguration} on.
+     * @param stateName
+     *            The name of the state to base the {@link FolderConfiguration}
+     *            on.
+     * @return The {@link FolderConfiguration} based on the determined
+     *         {@link State}. If there is no {@link State} with the given state
+     *         name for the given device, null is returned.
+     */
+    @Nullable
+    public static FolderConfiguration getFolderConfig(Device d, String stateName) {
+        return getFolderConfig(d.getState(stateName));
+    }
+
+    /**
+     * Returns a {@link FolderConfiguration} based on the default {@link State}
+     * for the given {@link Device}.
+     *
+     * @param d
+     *            The {@link Device} to generate the {@link FolderConfiguration}
+     *            from.
+     * @return A {@link FolderConfiguration} based on the default {@link State}
+     *         for the given {@link Device}
+     */
+    public static FolderConfiguration getFolderConfig(Device d) {
+        return getFolderConfig(d.getDefaultState());
+    }
+}