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fix: force AMOLED theme for newer snap versions

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ΞTΞRNAL
2026-03-21 02:09:33 +05:30
parent 8db363a8f0
commit 1c612ebc8e
2 changed files with 71 additions and 25 deletions
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app/src/main/assets/lspatch/dexes/metaloader.dex
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96
core/src/main/kotlin/me/eternal/purrfectsnap/core/features/impl/ui/CustomTheming.kt
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@@ -1,10 +1,13 @@
package me.eternal.purrfectsnap.core.features.impl.ui
import android.content.res.TypedArray
import android.graphics.drawable.ColorDrawable
import android.util.TypedValue
import android.view.View
import me.eternal.purrfectsnap.core.features.Feature
import me.eternal.purrfectsnap.core.util.hook.HookStage
import me.eternal.purrfectsnap.core.util.hook.hook
import me.eternal.purrfectsnap.core.util.hook.hookConstructor
import me.eternal.purrfectsnap.core.util.ktx.getObjectField
class CustomTheming : Feature("Custom Theming") {
@@ -50,37 +53,80 @@ class CustomTheming : Feature("Custom Theming") {
).any { it in name }
}
private fun patchTypedArray(result: TypedArray, attrIds: IntArray?) {
val requestedAttrs = attrIds?.takeIf { it.isNotEmpty() } ?: return
val typedArrayData = runCatching { result.getObjectField("mData") as IntArray }.getOrNull() ?: return
val stride = (typedArrayData.size / requestedAttrs.size).takeIf { it >= 2 } ?: return
requestedAttrs.forEachIndexed { index, attrId ->
val offset = index * stride
if (offset + 1 >= typedArrayData.size) return@forEachIndexed
val type = typedArrayData[offset]
if (type !in colorTypes) return@forEachIndexed
val originalColor = runCatching { result.getColor(index, Int.MIN_VALUE) }.getOrNull()
?.takeIf { it != Int.MIN_VALUE }
?: return@forEachIndexed
val attrName = runCatching { context.androidContext.resources.getResourceEntryName(attrId) }.getOrNull()
val shouldPatch = attrId in patchedAttrIds || shouldPatch(attrId, attrName, originalColor)
if (!shouldPatch) return@forEachIndexed
typedArrayData[offset + 1] = amoledBlack
if (patchedAttrIds.add(attrId)) {
context.log.verbose(
"[AMOLED PATCH] Patched attrId 0x${attrId.toString(16)} (${attrName ?: "unknown"}) from 0x${originalColor.toUInt().toString(16)} to AMOLED black"
)
}
}
}
private fun patchProgrammaticColor(color: Int): Int {
return if (isNearBlackOpaque(color) && color != amoledBlack) amoledBlack else color
}
override fun init() {
if (!context.config.userInterface.forceAmoledTheme.get()) return
onNextActivityCreate {
context.androidContext.theme.javaClass
.getMethod("obtainStyledAttributes", IntArray::class.java)
.hook(HookStage.AFTER) { param ->
val array = param.arg<IntArray>(0)
val attrId = array[0]
val result = param.getResult() as TypedArray
val type = result.getType(0)
if (type !in colorTypes) return@hook
val originalColor = runCatching { result.getColor(0, Int.MIN_VALUE) }.getOrNull()
?.takeIf { it != Int.MIN_VALUE }
?: return@hook
val attrName = runCatching { context.androidContext.resources.getResourceEntryName(attrId) }.getOrNull()
val shouldPatch = attrId in patchedAttrIds || shouldPatch(attrId, attrName, originalColor)
if (!shouldPatch) return@hook
val typedArrayData = runCatching { result.getObjectField("mData") as IntArray }.getOrNull() ?: return@hook
if (typedArrayData.size < 2) return@hook
typedArrayData[1] = amoledBlack
if (patchedAttrIds.add(attrId)) {
context.log.verbose(
"[AMOLED PATCH] Patched attrId 0x${attrId.toString(16)} (${attrName ?: "unknown"}) from 0x${originalColor.toUInt().toString(16)} to AMOLED black"
)
}
.hook("obtainStyledAttributes", HookStage.AFTER) { param ->
val requestedAttrs = param.args().firstOrNull { it is IntArray } as? IntArray
val result = param.getResult() as? TypedArray ?: return@hook
patchTypedArray(result, requestedAttrs)
}
context.androidContext.javaClass
.hook("obtainStyledAttributes", HookStage.AFTER) { param ->
val requestedAttrs = param.args().firstOrNull { it is IntArray } as? IntArray
val result = param.getResult() as? TypedArray ?: return@hook
patchTypedArray(result, requestedAttrs)
}
View::class.java.hook("setBackgroundColor", HookStage.BEFORE) { param ->
val color = param.argNullable<Int>(0) ?: return@hook
val patched = patchProgrammaticColor(color)
if (patched != color) {
param.setArg(0, patched)
}
}
ColorDrawable::class.java.hookConstructor(HookStage.BEFORE) { param ->
val color = param.argNullable<Int>(0) ?: return@hookConstructor
val patched = patchProgrammaticColor(color)
if (patched != color) {
param.setArg(0, patched)
}
}
ColorDrawable::class.java.hook("setColor", HookStage.BEFORE) { param ->
val color = param.argNullable<Int>(0) ?: return@hook
val patched = patchProgrammaticColor(color)
if (patched != color) {
param.setArg(0, patched)
}
}
}
}
}