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implement KeepSwapRatio
1 parent 85fe9b3 commit 174da61

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‎SplitScreenMods/Readme.md‎

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@@ -17,6 +17,10 @@ Keep the split screen ratio, when switching one of the split apps.
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Only usable on Android 14 and later,
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since previous versions did not force a split resize in this situation.
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## KeepSwapRatio
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Keep the split ratio while swapping sides.
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## SnapMode
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Change the snap mode used by the system:

‎SplitScreenMods/src/main/assets/xposed_init‎

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@@ -4,5 +4,6 @@ com.programminghoch10.SplitScreenMods.CalculateRatiosHook
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com.programminghoch10.SplitScreenMods.CustomFixedRatioHook
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com.programminghoch10.SplitScreenMods.FreeSnapHook
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com.programminghoch10.SplitScreenMods.KeepSplitScreenRatioHook
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com.programminghoch10.SplitScreenMods.KeepSwapRatioHook
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com.programminghoch10.SplitScreenMods.RemoveMinimalTaskSizeHook
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com.programminghoch10.SplitScreenMods.SnapModeHook

‎SplitScreenMods/src/main/java/com/programminghoch10/SplitScreenMods/KeepSwapRatioHook.kt‎

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package com.programminghoch10.SplitScreenMods
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import java.util.function.*
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import android.content.Context
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import android.graphics.Rect
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import android.os.Build
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import com.programminghoch10.SplitScreenMods.BuildConfig.SHARED_PREFERENCES_NAME
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import com.programminghoch10.SplitScreenMods.KeepSwapRatioHookConfig.enabled
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import de.binarynoise.logger.Logger.log
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import de.robv.android.xposed.IXposedHookLoadPackage
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import de.robv.android.xposed.XC_MethodReplacement
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import de.robv.android.xposed.XSharedPreferences
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import de.robv.android.xposed.XposedBridge
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import de.robv.android.xposed.XposedHelpers
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import de.robv.android.xposed.callbacks.XC_LoadPackage
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object KeepSwapRatioHookConfig {
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@JvmField
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val enabled = Build.VERSION.SDK_INT >= Build.VERSION_CODES.UPSIDE_DOWN_CAKE
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}
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class KeepSwapRatioHook : IXposedHookLoadPackage {
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override fun handleLoadPackage(lpparam: XC_LoadPackage.LoadPackageParam) {
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if (lpparam.packageName != "com.android.systemui") return
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if (!enabled) return
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log("handleLoadPackage(${lpparam.packageName} in process ${lpparam.processName})")
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val preferences = XSharedPreferences(BuildConfig.APPLICATION_ID, SHARED_PREFERENCES_NAME)
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val enabled = preferences.getBoolean("KeepSwapRatio", false)
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if (!enabled) return
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val SplitLayoutClass = XposedHelpers.findClass("com.android.wm.shell.common.split.SplitLayout", lpparam.classLoader)
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val playSwapAnimationMethod =
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if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.VANILLA_ICE_CREAM) SplitLayoutClass.declaredMethods.single { it.name == "playSwapAnimation" }
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else SplitLayoutClass.declaredMethods.single { it.name == "splitSwitching" }
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val getDisplayStableInsetsMethod = XposedHelpers.findMethodExact(SplitLayoutClass, "getDisplayStableInsets", Context::class.java)
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XposedBridge.hookMethod(
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playSwapAnimationMethod,
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object : XC_MethodReplacement() {
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override fun replaceHookedMethod(param: MethodHookParam): Any? {
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@Suppress("UNCHECKED_CAST")
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val callback = param.args[3] as Consumer<Rect>
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val context = XposedHelpers.getObjectField(param.thisObject, "mContext") as Context
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val insets = getDisplayStableInsetsMethod.invoke(param.thisObject, context) as Rect
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callback.accept(insets)
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log("replaced ${playSwapAnimationMethod.name} with dummy implementation to prevent swapping")
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return null
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}
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},
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)
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}
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}

‎SplitScreenMods/src/main/res/values/strings.xml‎

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</string>
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<string name="SnapTargets_title">SnapTargets</string>
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<string name="CustomRatio_title">Custom Fixed Ratio</string>
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<string name="KeepSwapRatio_title">KeepSwapRatio</string>
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<string name="KeepSwapRatio_summary">Keep split ratio when swapping sides.</string>
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</resources>

‎SplitScreenMods/src/main/res/xml/root_preferences.xml‎

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app:summary="@string/KeepSplitScreenRatio_summary"
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app:title="@string/KeepSplitScreenRatio_title"
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/>
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<SwitchPreference
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app:iconSpaceReserved="false"
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app:key="KeepSwapRatio"
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app:summary="@string/KeepSwapRatio_summary"
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app:title="@string/KeepSwapRatio_title"
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/>
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</PreferenceCategory>
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<PreferenceCategory
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app:iconSpaceReserved="false"

‎metadata/com.programminghoch10.SplitScreenMods/en-US/full_description.txt‎

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* AlwaysAllowMultiInstanceSplit
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* KeepSplitScreenRatio
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* KeepSwapRatio
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* SnapMode
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* FreeSnap
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* AdditionalSnapTargets
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Only usable on Android 14 and later,
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since previous versions did not force a split resize in this situation.
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## KeepSwapRatio
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Keep the split ratio while swapping sides.
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## SnapMode
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Change the snap mode used by the system:

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