fix: 首次提交

SettingsLib/SettingsTransition/Android.bp

@@ -0,0 +1,34 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_base_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_base_license"],
+}
+
+android_library {
+    name: "SettingsLibSettingsTransition",
+    use_resource_processor: true,
+    defaults: [
+        "SettingsLintDefaults",
+    ],
+
+    srcs: ["src/**/*.java"],
+
+    static_libs: [
+        "com.google.android.material_material",
+    ],
+
+    sdk_version: "system_current",
+    min_sdk_version: "29",
+    apex_available: [
+        "//apex_available:platform",
+        "com.android.adservices",
+        "com.android.cellbroadcast",
+        "com.android.devicelock",
+        "com.android.extservices",
+        "com.android.permission",
+        "com.android.healthfitness",
+    ],
+}

SettingsLib/SettingsTransition/AndroidManifest.xml

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  Copyright (C) 2021 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.
+-->
+
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+          package="com.android.settingslib.widget.transition">
+
+    <uses-sdk android:minSdkVersion="29" />
+
+</manifest>

SettingsLib/SettingsTransition/build.gradle

@@ -0,0 +1,51 @@
+/**
+ * Include this gradle file if you are building against this as a standalone gradle library project,
+ * as opposed to building it as part of the git-tree. This is typically the file you want to include
+ * if you create a new project in Android Studio.
+ *
+ * For example, you can include the following in your settings.gradle file:
+ *      include ':setupcompat'
+ *      project(':setupcompat').projectDir = new File(PATH_TO_THIS_DIRECTORY)
+ *
+ * And then you can include the :setupcompat project as one of your dependencies
+ *      dependencies {
+ *          implementation project(path: ':setupcompat')
+ *      }
+ */
+
+plugins {
+    alias(libs.plugins.android.library)
+    alias(libs.plugins.kotlin.android)
+}
+
+android {
+    // Not specifying compileSdkVersion here so clients can specify it; must be at least Q
+    namespace = "com.android.settingslib.widget.transition"
+    compileSdk 34
+    defaultConfig {
+        minSdkVersion 31
+        targetSdkVersion 34
+    }
+
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard.flags'
+        }
+    }
+
+    sourceSets.main {
+        manifest.srcFile 'AndroidManifest.xml'
+        java.srcDirs = ['src']
+        res.srcDirs = ['res']
+    }
+
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_17
+        targetCompatibility JavaVersion.VERSION_17
+    }
+}
+
+dependencies {
+    implementation libs.material
+}

SettingsLib/SettingsTransition/src/com/android/settingslib/transition/SettingsTransitionHelper.java

@@ -0,0 +1,90 @@
+/*
+ * Copyright (C) 2021 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.settingslib.transition;
+
+import android.app.Activity;
+
+import androidx.annotation.IntDef;
+import androidx.fragment.app.Fragment;
+
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+
+/**
+ * A helper class to apply Settings Transition
+ */
+public class SettingsTransitionHelper {
+
+    /**
+     * Flags indicating the type of the transition.
+     */
+    @IntDef({
+            TransitionType.TRANSITION_NONE,
+            TransitionType.TRANSITION_SHARED_AXIS,
+            TransitionType.TRANSITION_SLIDE,
+            TransitionType.TRANSITION_FADE
+    })
+    @Retention(RetentionPolicy.SOURCE)
+    public @interface TransitionType {
+        int TRANSITION_NONE = -1;
+        int TRANSITION_SHARED_AXIS = 0;
+        int TRANSITION_SLIDE = 1;
+        int TRANSITION_FADE = 2;
+    }
+
+    public static final String EXTRA_PAGE_TRANSITION_TYPE = "page_transition_type";
+
+    private static final String TAG = "SettingsTransitionHelper";
+
+    /**
+     * Apply the forward transition to the {@link Activity}, including Exit Transition and Enter
+     * Transition.
+     *
+     * The Exit Transition takes effect when leaving the page, while the Enter Transition is
+     * triggered when the page is launched/entering.
+     */
+    public static void applyForwardTransition(Activity activity) {}
+
+    /**
+     * Apply the forward transition to the {@link Fragment}, including Exit Transition and Enter
+     * Transition.
+     *
+     * The Exit Transition takes effect when leaving the page, while the Enter Transition is
+     * triggered when the page is launched/entering.
+     */
+    public static void applyForwardTransition(Fragment fragment) {}
+
+    /**
+     * Apply the backward transition to the {@link Activity}, including Return Transition and
+     * Reenter Transition.
+     *
+     * Return Transition will be used to move Views out of the scene when the Window is preparing
+     * to close. Reenter Transition will be used to move Views in to the scene when returning from a
+     * previously-started Activity.
+     */
+    public static void applyBackwardTransition(Activity activity) {}
+
+    /**
+     * Apply the backward transition to the {@link Fragment}, including Return Transition and
+     * Reenter Transition.
+     *
+     * Return Transition will be used to move Views out of the scene when the Window is preparing
+     * to close. Reenter Transition will be used to move Views in to the scene when returning from a
+     * previously-started Fragment.
+     */
+    public static void applyBackwardTransition(Fragment fragment) {}
+}