chore,refactor: introduce Koin dependency injection library

Use Koin to inject dependencies for the UI components, which make it easier to manage those stuffs and avoid the complex templates and long construct arguments.

Author: WhiredPlanck

app/build.gradle.kts

@@ -126,6 +126,7 @@ dependencies {
     implementation(libs.androidx.viewpager2)
     implementation(libs.flexbox)
     implementation(libs.kaml)
+    implementation(libs.koin.android)
     implementation(libs.timber)
     implementation(libs.utilcode)
     implementation(libs.xxpermissions)

app/src/main/java/com/osfans/trime/ime/bar/QuickBar.kt

@@ -10,11 +10,16 @@ import com.osfans.trime.databinding.CandidateBarBinding
 import com.osfans.trime.databinding.TabBarBinding
 import com.osfans.trime.ime.core.Trime
 import com.osfans.trime.ime.enums.SymbolKeyboardType
+import org.koin.core.component.KoinComponent
+import org.koin.core.component.inject
 import splitties.views.dsl.core.add
 import splitties.views.dsl.core.lParams
 import splitties.views.dsl.core.matchParent
 
-class QuickBar(private val context: Context, private val service: Trime) {
+class QuickBar : KoinComponent {
+    private val context: Context by inject()
+    private val service: Trime by inject()
+
     val oldCandidateBar by lazy {
         CandidateBarBinding.inflate(LayoutInflater.from(context)).apply {
             with(root) {

app/src/main/java/com/osfans/trime/ime/core/InputView.kt

@@ -8,6 +8,10 @@ import androidx.constraintlayout.widget.ConstraintLayout
 import com.osfans.trime.ime.bar.QuickBar
 import com.osfans.trime.ime.keyboard.KeyboardWindow
 import com.osfans.trime.util.styledFloat
+import org.koin.android.ext.koin.androidContext
+import org.koin.android.ext.koin.androidLogger
+import org.koin.core.context.startKoin
+import org.koin.dsl.module
 import splitties.views.dsl.constraintlayout.below
 import splitties.views.dsl.constraintlayout.bottomOfParent
 import splitties.views.dsl.constraintlayout.centerHorizontally
@@ -27,12 +31,27 @@ class InputView(
     val service: Trime,
 ) : ConstraintLayout(service) {
     private val themedContext = context.withTheme(android.R.style.Theme_DeviceDefault_Settings)
-    val quickBar = QuickBar(context, service)
-    val keyboardWindow = KeyboardWindow(context, service)
+    val quickBar = QuickBar()
+    val keyboardWindow = KeyboardWindow()
+
+    private val module =
+        module {
+            single { this@InputView }
+            single { themedContext }
+            single { service }
+            single { keyboardWindow }
+            single { quickBar }
+        }
 
     val keyboardView: View
 
     init {
+        startKoin {
+            androidLogger()
+            androidContext(context)
+            modules(module)
+        }
+
         keyboardView =
             constraintLayout {
                 isMotionEventSplittingEnabled = true

app/src/main/java/com/osfans/trime/ime/keyboard/KeyboardWindow.kt

@@ -7,11 +7,16 @@ import com.osfans.trime.core.Rime
 import com.osfans.trime.databinding.MainInputLayoutBinding
 import com.osfans.trime.databinding.SymbolInputLayoutBinding
 import com.osfans.trime.ime.core.Trime
+import org.koin.core.component.KoinComponent
+import org.koin.core.component.inject
 import splitties.views.dsl.core.add
 import splitties.views.dsl.core.lParams
 import splitties.views.dsl.core.matchParent
 
-class KeyboardWindow(private val context: Context, private val service: Trime) {
+class KeyboardWindow : KoinComponent {
+    private val context: Context by inject()
+    private val service: Trime by inject()
+
     val oldMainInputView by lazy {
         MainInputLayoutBinding.inflate(LayoutInflater.from(context)).apply {
             with(mainKeyboardView) {

app/src/main/java/com/osfans/trime/ime/text/TextInputManager.kt

@@ -160,7 +160,7 @@ class TextInputManager private constructor(private val isDarkMode: Boolean) :
             restarting: Boolean,
         ) {
             super.onStartInputView(instance, restarting)
-            Trime.getService().selectLiquidKeyboard(-1)
+            trime.selectLiquidKeyboard(-1)
             if (restarting) {
                 trime.performEscape()
             }

gradle/libs.versions.toml

@@ -27,6 +27,7 @@ androidx-room-ktx = { module = "androidx.room:room-ktx", version.ref = "room" }
 androidx-viewpager2 = { module = "androidx.viewpager2:viewpager2", version = "1.1.0-beta02" }
 flexbox = { module = "com.google.android.flexbox:flexbox", version = "3.0.0" }
 kaml = { module = "com.charleskorn.kaml:kaml", version = "0.56.0" }
+koin-android = { module = "io.insert-koin:koin-android", version = "3.5.3" }
 timber = { module = "com.jakewharton.timber:timber", version = "5.0.1" }
 utilcode = { module = "com.blankj:utilcodex", version = "1.31.1" }
 xxpermissions = { module = "com.github.getActivity:XXPermissions", version = "18.5" }