| /* |
| * Copyright 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 androidx.glance.appwidget.demos |
| |
| import android.content.Context |
| import androidx.datastore.preferences.core.Preferences |
| import androidx.datastore.preferences.core.booleanPreferencesKey |
| import androidx.glance.GlanceId |
| import androidx.glance.ImageProvider |
| import androidx.glance.action.ActionParameters |
| import androidx.glance.appwidget.GlanceAppWidget |
| import androidx.glance.appwidget.GlanceAppWidgetReceiver |
| import androidx.glance.appwidget.action.ActionCallback |
| import androidx.glance.appwidget.action.actionRunCallback |
| import androidx.glance.appwidget.state.updateAppWidgetState |
| import androidx.template.appwidget.GlanceTemplateAppWidget |
| import androidx.template.template.SingleItemTemplate |
| |
| /** A [SingleItemTemplate] implementation that sets the title given widget state */ |
| class MyWidgetTemplate : SingleItemTemplate() { |
| override fun getData(state: Any?): Data { |
| require(state is Preferences) |
| return createData(getTitle(state[PressedKey] == true)) |
| } |
| } |
| |
| private val PressedKey = booleanPreferencesKey("pressedKey") |
| |
| class ButtonAction : ActionCallback { |
| override suspend fun onRun(context: Context, glanceId: GlanceId, parameters: ActionParameters) { |
| // Toggle the "pressed" state |
| val widget = SingleItemWidget() |
| widget.updateAppWidgetState<Preferences>(context, glanceId) { prefs -> |
| prefs.toMutablePreferences().apply { this[PressedKey] = this[PressedKey] != true } |
| } |
| widget.update(context, glanceId) |
| } |
| } |
| |
| class SingleItemWidget : GlanceTemplateAppWidget(MyWidgetTemplate()) |
| |
| class SingleItemWidgetReceiver : GlanceAppWidgetReceiver() { |
| override val glanceAppWidget: GlanceAppWidget = SingleItemWidget() |
| } |
| |
| private fun createData(title: String) = SingleItemTemplate.Data( |
| title, |
| "button", |
| actionRunCallback<ButtonAction>(), |
| ImageProvider(R.drawable.compose), |
| R.color.default_widget_background |
| ) |
| |
| private fun getTitle(pressed: Boolean) = if (pressed) "title2" else "title1" |
