ViewModel + LiveData + DataBinding 综合使用示例

<?xml version="1.0" encoding="UTF-8"?> <project version="4"> <component name="AndroidLayouts"> <shared> <config /> </shared> </component> <component name="AutoImportSettings"> <option name="autoReloadType" value="NONE" /> </component> <component name="ChangeListManager"> <list default="true" id="62c07c54-c4b2-48fe-b319-0ed3a406c646" name="Changes" comment="update" /> <option name="SHOW_DIALOG" value="false" /> <option name="HIGHLIGHT_CONFLICTS" value="true" /> <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" /> <option name="LAST_RESOLUTION" value="IGNORE" /> </component> <component name="ExecutionTargetManager" SELECTED_TARGET="device_and_snapshot_combo_box_target[HT7BV1A02915]" /> <component name="ExternalProjectsData"> <projectState path="$PROJECT_DIR$"> <ProjectState /> </projectState> </component> <component name="FileTemplateManagerImpl"> <option name="RECENT_TEMPLATES"> <list> <option value="Kotlin Class" /> </list> </option> </component> <component name="Git.Settings"> <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$" /> </component> <component name="MarkdownSettingsMigration"> <option name="stateVersion" value="1" /> </component> <component name="ProjectId" id="2OzPVaS7j2Y8S5SN4sP11xdSs9h" /> <component name="ProjectLevelVcsManager" settingsEditedManually="true" /> <component name="ProjectViewState"> <option name="hideEmptyMiddlePackages" value="true" /> <option name="showLibraryContents" value="true" /> </component> <component name="PropertiesComponent"> <property name="ASKED_SHARE_PROJECT_CONFIGURATION_FILES" value="true" /> <property name="RunOnceActivity.OpenProjectViewOnStart" value="true" /> <property name="RunOnceActivity.ShowReadmeOnStart" value="true" /> <property name="RunOnceActivity.cidr.known.project.marker" value="true" /> <property name="cidr.known.project.marker" value="true" /> <property name="dart.analysis.tool.window.visible" value="false" /> <property name="settings.editor.selected.configurable" value="reference.settingsdialog.project.gradle" /> <property name="show.migrate.to.gradle.popup" value="false" /> </component> <component name="RunManager"> <configuration name="app" type="AndroidRunConfigurationType" factoryName="Android App" activateToolWindowBeforeRun="false"> <module name="ViewModel_LiveData_DataBinding.app.main" /> <option name="DEPLOY" value="true" /> <option name="DEPLOY_APK_FROM_BUNDLE" value="false" /> <option name="DEPLOY_AS_INSTANT" value="false" /> <option name="ARTIFACT_NAME" value="" /> <option name="PM_INSTALL_OPTIONS" value="" /> <option name="ALL_USERS" value="false" /> <option name="ALWAYS_INSTALL_WITH_PM" value="false" /> <option name="CLEAR_APP_STORAGE" value="false" /> <option name="DYNAMIC_FEATURES_DISABLED_LIST" value="" /> <option name="ACTIVITY_EXTRA_FLAGS" value="" /> <option name="MODE" value="default_activity" /> <option name="CLEAR_LOGCAT" value="false" /> <option name="SHOW_LOGCAT_AUTOMATICALLY" value="false" /> <option name="INSPECTION_WITHOUT_ACTIVITY_RESTART" value="false" /> <option name="TARGET_SELECTION_MODE" value="DEVICE_AND_SNAPSHOT_COMBO_BOX" /> <option name="SELECTED_CLOUD_MATRIX_CONFIGURATION_ID" value="-1" /> <option name="SELECTED_CLOUD_MATRIX_PROJECT_ID" value="" /> <option name="DEBUGGER_TYPE" value="Auto" /> <Auto> <option name="USE_JAVA_AWARE_DEBUGGER" value="false" /> <option name="SHOW_STATIC_VARS" value="true" /> <option name="WORKING_DIR" value="" /> <option name="TARGET_LOGGING_CHANNELS" value="lldb process:gdb-remote packets" /> <option name="SHOW_OPTIMIZED_WARNING" value="true" /> </Auto> <Hybrid> <option name="USE_JAVA_AWARE_DEBUGGER" value="false" /> <option name="SHOW_STATIC_VARS" value="true" /> <option name="WORKING_DIR" value="" /> <option name="TARGET_LOGGING_CHANNELS" value="lldb process:gdb-remote packets" /> <option name="SHOW_OPTIMIZED_WARNING" value="true" /> </Hybrid> <Java /> <Native> <option name="USE_JAVA_AWARE_DEBUGGER" value="false" /> <option name="SHOW_STATIC_VARS" value="true" /> <option name="WORKING_DIR" value="" /> <option name="TARGET_LOGGING_CHANNELS" value="lldb process:gdb-remote packets" /> <option name="SHOW_OPTIMIZED_WARNING" value="true" /> </Native> <Profilers> <option name="ADVANCED_PROFILING_ENABLED" value="false" /> <option name="STARTUP_PROFILING_ENABLED" value="false" /> <option name="STARTUP_CPU_PROFILING_ENABLED" value="false" /> <option name="STARTUP_CPU_PROFILING_CONFIGURATION_NAME" value="Java/Kotlin Method Sample (legacy)" /> <option name="STARTUP_NATIVE_MEMORY_PROFILING_ENABLED" value="false" /> <option name="NATIVE_MEMORY_SAMPLE_RATE_BYTES" value="2048" /> <option name="PROFILING_MODE" value="NOT_SET" /> </Profilers> <option name="DEEP_LINK" value="" /> <option name="ACTIVITY_CLASS" value="" /> <option name="SEARCH_ACTIVITY_IN_GLOBAL_SCOPE" value="false" /> <option name="SKIP_ACTIVITY_VALIDATION" value="false" /> <method v="2"> <option name="Android.Gradle.BeforeRunTask" enabled="true" /> </method> </configuration> </component> <component name="SpellCheckerSettings" RuntimeDictionaries="0" Folders="0" CustomDictionaries="0" DefaultDictionary="application-level" UseSingleDictionary="true" transferred="true" /> <component name="TaskManager"> <task active="true" id="Default" summary="Default task"> <changelist id="62c07c54-c4b2-48fe-b319-0ed3a406c646" name="Changes" comment="" /> <created>1682560462189</created> <option name="number" value="Default" /> <option name="presentableId" value="Default" /> <updated>1682560462189</updated> </task> <task id="LOCAL-00001" summary="update"> <created>1682580075406</created> <option name="number" value="00001" /> <option name="presentableId" value="LOCAL-00001" /> <option name="project" value="LOCAL" /> <updated>1682580075406</updated> </task> <option name="localTasksCounter" value="2" /> <servers /> </component> <component name="Vcs.Log.Tabs.Properties"> <option name="TAB_STATES"> <map> <entry key="MAIN"> <value> <State /> </value> </entry> </map> </option> </component> <component name="VcsManagerConfiguration"> <option name="CHECK_CODE_SMELLS_BEFORE_PROJECT_COMMIT" value="false" /> <option name="CHECK_NEW_TODO" value="false" /> <MESSAGE value="update" /> <option name="LAST_COMMIT_MESSAGE" value="update" /> </component> </project>