font scale setting screen

changelog.d/5687.feature

@@ -0,0 +1 @@
+Adds settings screen to change app font scale or enable using system setting

library/ui-styles/src/main/res/color/radio_button_tint_selector.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:color="@color/color_primary_alpha25" android:state_checked="true" android:state_enabled="false" />
+    <item android:color="?colorPrimary" android:state_checked="true" android:state_enabled="true" />
+    <item android:color="?vctr_content_quaternary"/>
+</selector>

library/ui-styles/src/main/res/color/vector_content_primary_tint_selector.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:color="?vctr_content_quaternary" android:state_enabled="false" />
+    <item android:color="?vctr_content_primary"/>
+</selector>

vector/src/androidTest/java/im/vector/app/ui/robot/settings/SettingsPreferencesRobot.kt

@@ -21,7 +21,9 @@ import androidx.test.espresso.matcher.ViewMatchers.withText
 import com.adevinta.android.barista.interaction.BaristaClickInteractions.clickOn
 import com.adevinta.android.barista.interaction.BaristaDialogInteractions.clickDialogNegativeButton
 import im.vector.app.R
+import im.vector.app.espresso.tools.waitUntilActivityVisible
 import im.vector.app.espresso.tools.waitUntilViewVisible
+import im.vector.app.features.settings.font.FontScaleSettingActivity
 
 class SettingsPreferencesRobot {
 
@@ -32,6 +34,8 @@ class SettingsPreferencesRobot {
         clickOn(R.string.settings_theme)
         clickDialogNegativeButton()
         clickOn(R.string.font_size)
-        clickDialogNegativeButton()
+        waitUntilActivityVisible<FontScaleSettingActivity> {
+            pressBack()
+        }
     }
 }

vector/src/main/AndroidManifest.xml

@@ -347,6 +347,7 @@
         <activity android:name=".features.poll.create.CreatePollActivity" />
         <activity android:name=".features.location.LocationSharingActivity" />
         <activity android:name=".features.location.live.map.LocationLiveMapViewActivity" />
+        <activity android:name=".features.settings.font.FontScaleSettingActivity"/>
 
         <!-- Services -->
 

vector/src/main/java/im/vector/app/core/di/FragmentModule.kt

@@ -162,6 +162,7 @@ import im.vector.app.features.settings.devtools.GossipingEventsPaperTrailFragmen
 import im.vector.app.features.settings.devtools.IncomingKeyRequestListFragment
 import im.vector.app.features.settings.devtools.KeyRequestsFragment
 import im.vector.app.features.settings.devtools.OutgoingKeyRequestListFragment
+import im.vector.app.features.settings.font.FontScaleSettingFragment
 import im.vector.app.features.settings.homeserver.HomeserverSettingsFragment
 import im.vector.app.features.settings.ignored.VectorSettingsIgnoredUsersFragment
 import im.vector.app.features.settings.legals.LegalsFragment
@@ -586,6 +587,11 @@ interface FragmentModule {
     @FragmentKey(HomeserverSettingsFragment::class)
     fun bindHomeserverSettingsFragment(fragment: HomeserverSettingsFragment): Fragment
 
+    @Binds
+    @IntoMap
+    @FragmentKey(FontScaleSettingFragment::class)
+    fun bindFontScaleSettingFragment(fragment: FontScaleSettingFragment): Fragment
+
     @Binds
     @IntoMap
     @FragmentKey(VectorSettingsPinFragment::class)

vector/src/main/java/im/vector/app/core/di/MavericksViewModelModule.kt

@@ -90,6 +90,7 @@ import im.vector.app.features.settings.devtools.AccountDataViewModel
 import im.vector.app.features.settings.devtools.GossipingEventsPaperTrailViewModel
 import im.vector.app.features.settings.devtools.KeyRequestListViewModel
 import im.vector.app.features.settings.devtools.KeyRequestViewModel
+import im.vector.app.features.settings.font.FontScaleSettingViewModel
 import im.vector.app.features.settings.homeserver.HomeserverSettingsViewModel
 import im.vector.app.features.settings.ignored.IgnoredUsersViewModel
 import im.vector.app.features.settings.legals.LegalsViewModel
@@ -606,4 +607,9 @@ interface MavericksViewModelModule {
     @IntoMap
     @MavericksViewModelKey(LocationLiveMapViewModel::class)
     fun locationLiveMapViewModelFactory(factory: LocationLiveMapViewModel.Factory): MavericksAssistedViewModelFactory<*, *>
+
+    @Binds
+    @IntoMap
+    @MavericksViewModelKey(FontScaleSettingViewModel::class)
+    fun fontScaleSettingViewModelFactory(factory: FontScaleSettingViewModel.Factory): MavericksAssistedViewModelFactory<*, *>
 }

vector/src/main/java/im/vector/app/core/di/Qualifiers.kt

@@ -0,0 +1,23 @@
+/*
+ * Copyright (c) 2022 New Vector Ltd
+ *
+ * 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.
+ */
+@file:Suppress("MatchingDeclarationName") //remove suppression when more qualifiers will be added
+package im.vector.app.core.di
+
+import javax.inject.Qualifier
+
+@Qualifier
+@Retention(AnnotationRetention.RUNTIME)
+annotation class DefaultPreferences

vector/src/main/java/im/vector/app/core/di/SingletonModule.kt

@@ -21,6 +21,7 @@ import android.content.Context
 import android.content.Context.MODE_PRIVATE
 import android.content.SharedPreferences
 import android.content.res.Resources
+import androidx.preference.PreferenceManager
 import com.google.i18n.phonenumbers.PhoneNumberUtil
 import dagger.Binds
 import dagger.Module
@@ -37,6 +38,8 @@ import im.vector.app.core.error.ErrorFormatter
 import im.vector.app.core.resources.BuildMeta
 import im.vector.app.core.time.Clock
 import im.vector.app.core.time.DefaultClock
+import im.vector.app.core.utils.SystemSettingsProvider
+import im.vector.app.core.utils.SystemSettingsProviderImpl
 import im.vector.app.features.analytics.AnalyticsConfig
 import im.vector.app.features.analytics.AnalyticsTracker
 import im.vector.app.features.analytics.VectorAnalytics
@@ -48,6 +51,8 @@ import im.vector.app.features.navigation.Navigator
 import im.vector.app.features.pin.PinCodeStore
 import im.vector.app.features.pin.SharedPrefPinCodeStore
 import im.vector.app.features.room.VectorRoomDisplayNameFallbackProvider
+import im.vector.app.features.settings.FontScalePreferences
+import im.vector.app.features.settings.FontScalePreferencesImpl
 import im.vector.app.features.settings.VectorPreferences
 import im.vector.app.features.ui.SharedPreferencesUiStateRepository
 import im.vector.app.features.ui.UiStateRepository
@@ -97,6 +102,12 @@ abstract class VectorBindModule {
 
     @Binds
     abstract fun bindEmojiSpanify(emojiCompatWrapper: EmojiCompatWrapper): EmojiSpanify
+
+    @Binds
+    abstract fun bindFontScale(fontScale: FontScalePreferencesImpl): FontScalePreferences
+
+    @Binds
+    abstract fun bindSystemSettingsProvide(provider: SystemSettingsProviderImpl): SystemSettingsProvider
 }
 
 @InstallIn(SingletonComponent::class)
@@ -200,4 +211,11 @@ object VectorStaticModule {
     @Provides
     @Singleton
     fun providesBuildMeta() = BuildMeta()
+
+    @Provides
+    @Singleton
+    @DefaultPreferences
+    fun providesDefaultSharedPreferences(context: Context): SharedPreferences {
+        return PreferenceManager.getDefaultSharedPreferences(context.applicationContext)
+    }
 }

vector/src/main/java/im/vector/app/core/epoxy/FontScaleItem.kt

@@ -0,0 +1,64 @@
+/*
+ * Copyright (c) 2022 New Vector Ltd
+ *
+ * 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 im.vector.app.core.epoxy
+
+import android.util.TypedValue
+import android.widget.CompoundButton
+import android.widget.RadioButton
+import android.widget.TextView
+import com.airbnb.epoxy.EpoxyAttribute
+import com.airbnb.epoxy.EpoxyModelClass
+import im.vector.app.R
+import im.vector.app.features.settings.FontScaleValue
+
+@EpoxyModelClass
+abstract class FontScaleItem : VectorEpoxyModel<FontScaleItem.Holder>(R.layout.item_font_scale) {
+
+    companion object {
+        const val MINIMAL_TEXT_SIZE_DP = 10f
+    }
+
+    @EpoxyAttribute var fontScale: FontScaleValue? = null
+    @EpoxyAttribute var selected: Boolean = true
+    @EpoxyAttribute var enabled: Boolean = true
+
+    @EpoxyAttribute(EpoxyAttribute.Option.DoNotHash)
+    var checkChangeListener: CompoundButton.OnCheckedChangeListener? = null
+
+    override fun bind(holder: Holder) {
+        super.bind(holder)
+        val context = holder.view.context
+        holder.textView.text = fontScale?.let {
+            context.resources.getString(it.nameResId)
+        }
+        val index = fontScale?.index ?: 0
+        holder.textView.setTextSize(TypedValue.COMPLEX_UNIT_DIP, MINIMAL_TEXT_SIZE_DP + index * 2)
+        holder.textView.isEnabled = enabled
+        holder.button.isChecked = selected
+        holder.button.isEnabled = enabled
+        holder.button.isClickable = enabled
+        holder.view.onClick {
+            holder.button.performClick()
+        }
+        holder.button.setOnCheckedChangeListener(checkChangeListener)
+    }
+
+    class Holder : VectorEpoxyHolder() {
+        val button by bind<RadioButton>(R.id.font_scale_radio_button)
+        val textView by bind<TextView>(R.id.font_scale_text)
+    }
+}

vector/src/main/java/im/vector/app/core/epoxy/FontScaleSectionItem.kt

@@ -0,0 +1,37 @@
+/*
+ * Copyright (c) 2022 New Vector Ltd
+ *
+ * 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 im.vector.app.core.epoxy
+
+import android.widget.TextView
+import com.airbnb.epoxy.EpoxyAttribute
+import com.airbnb.epoxy.EpoxyModelClass
+import im.vector.app.R
+
+@EpoxyModelClass
+abstract class FontScaleSectionItem : VectorEpoxyModel<FontScaleSectionItem.Holder>(R.layout.item_font_scale_section) {
+
+    @EpoxyAttribute var sectionName: String = ""
+
+    override fun bind(holder: Holder) {
+        super.bind(holder)
+        holder.textView.text = sectionName
+    }
+
+    class Holder : VectorEpoxyHolder() {
+        val textView by bind<TextView>(R.id.font_scale_section_name)
+    }
+}

vector/src/main/java/im/vector/app/core/epoxy/FontScaleUseSystemSettingsItem.kt

@@ -0,0 +1,45 @@
+/*
+ * Copyright (c) 2022 New Vector Ltd
+ *
+ * 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 im.vector.app.core.epoxy
+
+import android.widget.CheckBox
+import android.widget.CompoundButton
+import com.airbnb.epoxy.EpoxyAttribute
+import com.airbnb.epoxy.EpoxyModelClass
+import im.vector.app.R
+
+@EpoxyModelClass
+abstract class FontScaleUseSystemSettingsItem : VectorEpoxyModel<FontScaleUseSystemSettingsItem.Holder>(R.layout.item_font_scale_system) {
+
+    @EpoxyAttribute var useSystemSettings: Boolean = true
+
+    @EpoxyAttribute(EpoxyAttribute.Option.DoNotHash)
+    var checkChangeListener: CompoundButton.OnCheckedChangeListener? = null
+
+    override fun bind(holder: Holder) {
+        super.bind(holder)
+        holder.checkBox.isChecked = useSystemSettings
+        holder.checkBox.setOnCheckedChangeListener(checkChangeListener)
+        holder.view.onClick {
+            holder.checkBox.performClick()
+        }
+    }
+
+    class Holder : VectorEpoxyHolder() {
+        val checkBox by bind<CheckBox>(R.id.font_scale_use_system_checkbox)
+    }
+}

vector/src/main/java/im/vector/app/core/platform/VectorBaseActivity.kt

@@ -42,6 +42,7 @@ import androidx.fragment.app.FragmentFactory
 import androidx.fragment.app.FragmentManager
 import androidx.lifecycle.ViewModelProvider
 import androidx.lifecycle.lifecycleScope
+import androidx.preference.PreferenceManager
 import androidx.viewbinding.ViewBinding
 import com.airbnb.mvrx.MavericksView
 import com.bumptech.glide.util.Util
@@ -63,6 +64,7 @@ import im.vector.app.core.extensions.restart
 import im.vector.app.core.extensions.setTextOrHide
 import im.vector.app.core.extensions.singletonEntryPoint
 import im.vector.app.core.extensions.toMvRxBundle
+import im.vector.app.core.utils.SystemSettingsProviderImpl
 import im.vector.app.core.utils.ToolbarConfig
 import im.vector.app.core.utils.toast
 import im.vector.app.features.MainActivity
@@ -79,7 +81,8 @@ import im.vector.app.features.rageshake.BugReportActivity
 import im.vector.app.features.rageshake.BugReporter
 import im.vector.app.features.rageshake.RageShake
 import im.vector.app.features.session.SessionListener
-import im.vector.app.features.settings.FontScale
+import im.vector.app.features.settings.FontScalePreferences
+import im.vector.app.features.settings.FontScalePreferencesImpl
 import im.vector.app.features.settings.VectorPreferences
 import im.vector.app.features.themes.ActivityOtherThemes
 import im.vector.app.features.themes.ThemeUtils
@@ -150,6 +153,10 @@ abstract class VectorBaseActivity<VB : ViewBinding> : AppCompatActivity(), Maver
 
     @Inject
     lateinit var rageShake: RageShake
+
+    @Inject
+    lateinit var fontScalePreferences: FontScalePreferences
+
     lateinit var navigator: Navigator
         private set
     private lateinit var fragmentFactory: FragmentFactory
@@ -168,7 +175,8 @@ abstract class VectorBaseActivity<VB : ViewBinding> : AppCompatActivity(), Maver
     private val restorables = ArrayList<Restorable>()
 
     override fun attachBaseContext(base: Context) {
-        val vectorConfiguration = VectorConfiguration(this)
+        val fontScalePreferences = FontScalePreferencesImpl(PreferenceManager.getDefaultSharedPreferences(base), SystemSettingsProviderImpl(base))
+        val vectorConfiguration = VectorConfiguration(this, fontScalePreferences)
         super.attachBaseContext(vectorConfiguration.getLocalisedContext(base))
     }
 
@@ -253,7 +261,7 @@ abstract class VectorBaseActivity<VB : ViewBinding> : AppCompatActivity(), Maver
      * This method has to be called for the font size setting be supported correctly.
      */
     private fun applyFontSize() {
-        resources.configuration.fontScale = FontScale.getFontScaleValue(this).scale
+        resources.configuration.fontScale = fontScalePreferences.getResolvedFontScaleValue().scale
 
         @Suppress("DEPRECATION")
         resources.updateConfiguration(resources.configuration, resources.displayMetrics)