Refactor predictive back usage

2025-05-17 13:35:58 +08:00 · 2025-04-19 19:39:15 +03:00
parent 5ebe72e6a7
commit ebe315135c
12 changed files with 245 additions and 152 deletions
--- a/core/ui/src/main/kotlin/ru/tech/imageresizershrinker/core/ui/utils/helper/PredictiveBackObserver.kt
+++ b/core/ui/src/main/kotlin/ru/tech/imageresizershrinker/core/ui/utils/helper/PredictiveBackObserver.kt
@ -0,0 +1,34 @@
+package ru.tech.imageresizershrinker.core.ui.utils.helper
+
+import androidx.activity.compose.PredictiveBackHandler
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.rememberCoroutineScope
+import kotlinx.coroutines.launch
+import kotlin.coroutines.cancellation.CancellationException
+
+@Composable
+fun PredictiveBackObserver(
+    onProgress: (Float) -> Unit,
+    onClean: suspend (isCompleted: Boolean) -> Unit,
+    enabled: Boolean = true
+) {
+    val scope = rememberCoroutineScope()
+
+    if (!enabled) return
+
+    PredictiveBackHandler { progress ->
+        try {
+            progress.collect { event ->
+                if (event.progress <= 0.05f) {
+                    onClean(false)
+                }
+                onProgress(event.progress)
+            }
+            scope.launch {
+                onClean(true)
+            }
+        } catch (_: CancellationException) {
+            onClean(false)
+        }
+    }
+}
--- a/core/ui/src/main/kotlin/ru/tech/imageresizershrinker/core/ui/utils/provider/LocalScreenSize.kt
+++ b/core/ui/src/main/kotlin/ru/tech/imageresizershrinker/core/ui/utils/provider/LocalScreenSize.kt
@ -28,12 +28,11 @@ import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
 import androidx.compose.runtime.setValue
 import androidx.compose.ui.Modifier
-import androidx.compose.ui.platform.LocalConfiguration
 import androidx.compose.ui.platform.LocalDensity
+import androidx.compose.ui.platform.LocalWindowInfo
 import androidx.compose.ui.unit.Constraints
 import androidx.compose.ui.unit.Density
 import androidx.compose.ui.unit.Dp
-import androidx.compose.ui.unit.dp
 import androidx.lifecycle.Lifecycle
 import androidx.lifecycle.compose.LocalLifecycleOwner
 import com.t8rin.dynamic.theme.observeAsState
@ -61,9 +60,9 @@ private fun Density.ScreenSize(

@Composable
 fun rememberScreenSize(): ScreenSize {
-    val configuration = LocalConfiguration.current
+    val windowInfo = LocalWindowInfo.current

-    var constraints by remember(configuration) {
+    var constraints by remember(windowInfo) {
        mutableStateOf<Constraints?>(null)
    }

@ -81,12 +80,13 @@ fun rememberScreenSize(): ScreenSize {

    val density = LocalDensity.current

-    return remember(constraints, configuration, density) {
+    return remember(constraints, windowInfo, density) {
        derivedStateOf {
            with(density) {
                ScreenSize(
-                    width = constraints?.maxWidth?.toDp() ?: configuration.screenWidthDp.dp,
-                    height = constraints?.maxHeight?.toDp() ?: configuration.screenHeightDp.dp,
+                    width = constraints?.maxWidth?.toDp() ?: windowInfo.containerSize.height.toDp(),
+                    height = constraints?.maxHeight?.toDp()
+                        ?: windowInfo.containerSize.width.toDp(),
                )
            }
        }
--- a/core/ui/src/main/kotlin/ru/tech/imageresizershrinker/core/ui/widget/enhanced/EnhancedAlertDialog.kt
+++ b/core/ui/src/main/kotlin/ru/tech/imageresizershrinker/core/ui/widget/enhanced/EnhancedAlertDialog.kt
@ -17,7 +17,6 @@

 package ru.tech.imageresizershrinker.core.ui.widget.enhanced

-import androidx.activity.compose.PredictiveBackHandler
 import androidx.compose.animation.AnimatedVisibility
 import androidx.compose.animation.core.Spring
 import androidx.compose.animation.core.animateFloatAsState
@ -69,6 +68,7 @@ import androidx.compose.ui.unit.dp
 import com.t8rin.modalsheet.FullscreenPopup
 import kotlinx.coroutines.delay
 import ru.tech.imageresizershrinker.core.settings.presentation.provider.LocalSettingsState
+import ru.tech.imageresizershrinker.core.ui.utils.helper.PredictiveBackObserver
 import ru.tech.imageresizershrinker.core.ui.widget.modifier.alertDialogBorder

@Composable
@ -223,21 +223,19 @@ fun BasicEnhancedAlertDialog(
            }

            if (onDismissRequest != null) {
-                PredictiveBackHandler(enabled = visible) { progress ->
-                    try {
-                        progress.collect { event ->
-                            if (event.progress <= 0.05f) {
-                                scale = 1f
-                            }
-                            scale = (1f - event.progress * 1.5f).coerceAtLeast(0.75f)
+                PredictiveBackObserver(
+                    onProgress = { progress ->
+                        scale = (1f - progress * 1.5f).coerceAtLeast(0.75f)
+                    },
+                    onClean = { isCompleted ->
+                        if (isCompleted) {
+                            onDismissRequest()
+                            delay(400)
                        }
-                        onDismissRequest()
-                        delay(400)
                        scale = 1f
-                    } catch (_: Throwable) {
-                        scale = 1f
-                    }
-                }
+                    },
+                    enabled = visible
+                )
            }
        }
    }
--- a/core/ui/src/main/kotlin/ru/tech/imageresizershrinker/core/ui/widget/enhanced/EnhancedModalBottomSheet.kt
+++ b/core/ui/src/main/kotlin/ru/tech/imageresizershrinker/core/ui/widget/enhanced/EnhancedModalBottomSheet.kt
@ -17,7 +17,6 @@

 package ru.tech.imageresizershrinker.core.ui.widget.enhanced

-import androidx.activity.compose.PredictiveBackHandler
 import androidx.compose.animation.animateContentSize
 import androidx.compose.animation.core.AnimationSpec
 import androidx.compose.animation.core.animateDpAsState
@ -63,10 +62,10 @@ import kotlinx.coroutines.delay
 import kotlinx.coroutines.launch
 import ru.tech.imageresizershrinker.core.settings.presentation.provider.LocalSettingsState
 import ru.tech.imageresizershrinker.core.ui.utils.animation.FancyTransitionEasing
+import ru.tech.imageresizershrinker.core.ui.utils.helper.PredictiveBackObserver
 import ru.tech.imageresizershrinker.core.ui.utils.provider.ProvideContainerDefaults
 import ru.tech.imageresizershrinker.core.ui.widget.modifier.autoElevatedBorder
 import ru.tech.imageresizershrinker.core.ui.widget.modifier.drawHorizontalStroke
-import kotlin.coroutines.cancellation.CancellationException

@Composable
 fun EnhancedModalBottomSheet(
@ -327,21 +326,19 @@ private fun EnhancedModalSheetImpl(
            contentColor = contentColor,
            scrimColor = scrimColor,
            content = {
-                if (visible && enableBackHandler) {
-                    PredictiveBackHandler { progress ->
-                        try {
-                            progress.collect { event ->
-                                if (event.progress <= 0.05f) {
-                                    clean()
-                                }
-                                predictiveBackProgress = event.progress
-                            }
+                PredictiveBackObserver(
+                    onProgress = { progress ->
+                        predictiveBackProgress = progress
+                    },
+                    onClean = { isCompleted ->
+                        if (isCompleted) {
                            onVisibleChange(false)
-                        } catch (_: CancellationException) {
-                            clean()
+                            delay(400)
                        }
-                    }
-                }
+                        clean()
+                    },
+                    enabled = visible && enableBackHandler
+                )
                content()
            },
        )
@ -391,4 +388,6 @@ object EnhancedBottomSheetDefaults {
        easing = FancyTransitionEasing
    )

+    val dragHandleHeight: Dp = 4.dp
+
 }
--- a/core/ui/src/main/kotlin/ru/tech/imageresizershrinker/core/ui/widget/enhanced/EnhancedModalSheetDragHandle.kt
+++ b/core/ui/src/main/kotlin/ru/tech/imageresizershrinker/core/ui/widget/enhanced/EnhancedModalSheetDragHandle.kt
@ -17,22 +17,31 @@

 package ru.tech.imageresizershrinker.core.ui.widget.enhanced

+import androidx.compose.foundation.Canvas
 import androidx.compose.foundation.background
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.ColumnScope
 import androidx.compose.foundation.layout.Row
 import androidx.compose.foundation.layout.fillMaxWidth
-import androidx.compose.material3.BottomSheetDefaults
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.width
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.geometry.Offset
 import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.graphics.StrokeCap
+import androidx.compose.ui.graphics.compositeOver
+import androidx.compose.ui.platform.LocalDensity
+import androidx.compose.ui.unit.Dp
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.zIndex
 import ru.tech.imageresizershrinker.core.settings.presentation.provider.LocalSettingsState
 import ru.tech.imageresizershrinker.core.ui.widget.modifier.drawHorizontalStroke
+import kotlin.math.tan


@Composable
@ -41,6 +50,8 @@ fun EnhancedModalSheetDragHandle(
    color: Color = EnhancedBottomSheetDefaults.barContainerColor,
    drawStroke: Boolean = true,
    showDragHandle: Boolean = true,
+    bendAngle: Float = 0f,
+    strokeWidth: Dp = EnhancedBottomSheetDefaults.dragHandleHeight,
    content: @Composable ColumnScope.() -> Unit = {},
 ) {
    val dragHandleWidth = LocalSettingsState.current.dragHandleWidth
@ -57,16 +68,77 @@ fun EnhancedModalSheetDragHandle(
        horizontalAlignment = Alignment.CenterHorizontally
    ) {
        Row(
-            modifier = Modifier.fillMaxWidth(),
+            modifier = Modifier
+                .fillMaxWidth()
+                .padding(vertical = 22.dp),
            horizontalArrangement = Arrangement.Center
        ) {
            if (showDragHandle && dragHandleWidth > 0.dp) {
-                BottomSheetDefaults.DragHandle(
+                BendableDragHandle(
                    width = dragHandleWidth,
-                    color = MaterialTheme.colorScheme.onSurfaceVariant.copy(0.4f)
+                    angleDegrees = bendAngle,
+                    strokeWidth = strokeWidth,
+                    color = MaterialTheme.colorScheme.onSurfaceVariant.copy(0.4f).compositeOver(
+                        MaterialTheme.colorScheme.surface
+                    )
                )
            }
        }
        content()
    }
 }
+
+@Composable
+private fun BendableDragHandle(
+    width: Dp,
+    angleDegrees: Float,
+    strokeWidth: Dp,
+    color: Color,
+    modifier: Modifier = Modifier
+) {
+    val density = LocalDensity.current
+    val stroke = with(density) { strokeWidth.toPx() }
+    val totalWidth = with(density) { width.toPx() }
+    val halfWidth = totalWidth / 2f
+    val halfStroke = stroke / 2f
+
+    val angleRadians =
+        Math.toRadians((angleDegrees * (64 / width.value).coerceAtMost(1f)).toDouble()).toFloat()
+    val height = tan(angleRadians) * halfWidth
+
+    Canvas(
+        modifier = modifier
+            .width(width)
+            .height(height.dp + strokeWidth)
+    ) {
+        val centerY = size.height / 2f
+        val centerX = size.width / 2f
+
+        val leftStart = Offset(0f, centerY)
+        val center = Offset(centerX, centerY + height)
+        val rightEnd = Offset(size.width, centerY)
+
+        drawLine(
+            color = color,
+            start = leftStart,
+            end = center,
+            strokeWidth = stroke,
+            cap = StrokeCap.Round
+        )
+
+        drawLine(
+            color = color,
+            start = center,
+            end = rightEnd,
+            strokeWidth = stroke,
+            cap = StrokeCap.Round
+        )
+
+        drawCircle(
+            color = color,
+            radius = halfStroke,
+            center = center
+        )
+    }
+
+}
--- a/core/ui/src/main/kotlin/ru/tech/imageresizershrinker/core/ui/widget/image/ImagePager.kt
+++ b/core/ui/src/main/kotlin/ru/tech/imageresizershrinker/core/ui/widget/image/ImagePager.kt
@ -18,7 +18,6 @@
 package ru.tech.imageresizershrinker.core.ui.widget.image

 import android.net.Uri
-import androidx.activity.compose.PredictiveBackHandler
 import androidx.compose.animation.AnimatedVisibility
 import androidx.compose.animation.animateContentSize
 import androidx.compose.animation.core.animateFloatAsState
@ -99,6 +98,7 @@ import ru.tech.imageresizershrinker.core.resources.icons.EditAlt
 import ru.tech.imageresizershrinker.core.ui.theme.White
 import ru.tech.imageresizershrinker.core.ui.theme.takeColorFromScheme
 import ru.tech.imageresizershrinker.core.ui.utils.helper.ContextUtils.getFilename
+import ru.tech.imageresizershrinker.core.ui.utils.helper.PredictiveBackObserver
 import ru.tech.imageresizershrinker.core.ui.utils.navigation.Screen
 import ru.tech.imageresizershrinker.core.ui.utils.provider.LocalScreenSize
 import ru.tech.imageresizershrinker.core.ui.widget.enhanced.EnhancedIconButton
@ -460,22 +460,20 @@ fun ImagePager(
                onNavigate = onNavigate
            )

-            if (visible) {
-                PredictiveBackHandler { backProgress ->
-                    try {
-                        backProgress.collect { event ->
-                            if (event.progress <= 0.05f) {
-                                predictiveBackProgress = 0f
-                            }
-                            predictiveBackProgress = event.progress
-                        }
+            PredictiveBackObserver(
+                onProgress = {
+                    predictiveBackProgress = it
+                },
+                onClean = { isCompleted ->
+                    if (isCompleted) {
                        onDismiss()
                        onUriSelected(null)
-                    } catch (_: Throwable) {
-                        predictiveBackProgress = 0f
+                        delay(400)
                    }
-                }
-            }
+                    predictiveBackProgress = 0f
+                },
+                enabled = visible
+            )
        }
    }
 }
--- a/feature/libraries-info/src/main/java/ru/tech/imageresizershrinker/feature/libraries_info/presentation/LibrariesInfoContent.kt
+++ b/feature/libraries-info/src/main/java/ru/tech/imageresizershrinker/feature/libraries_info/presentation/LibrariesInfoContent.kt
@ -17,7 +17,6 @@

 package ru.tech.imageresizershrinker.feature.libraries_info.presentation

-import androidx.activity.compose.PredictiveBackHandler
 import androidx.compose.animation.AnimatedContent
 import androidx.compose.animation.core.animateFloatAsState
 import androidx.compose.animation.core.tween
@ -70,6 +69,7 @@ import com.t8rin.modalsheet.FullscreenPopup
 import kotlinx.collections.immutable.toPersistentList
 import kotlinx.coroutines.delay
 import ru.tech.imageresizershrinker.core.resources.R
+import ru.tech.imageresizershrinker.core.ui.utils.helper.PredictiveBackObserver
 import ru.tech.imageresizershrinker.core.ui.utils.provider.rememberLocalEssentials
 import ru.tech.imageresizershrinker.core.ui.widget.enhanced.EnhancedIconButton
 import ru.tech.imageresizershrinker.core.ui.widget.enhanced.EnhancedTopAppBar
@ -253,19 +253,18 @@ fun LibrariesInfoContent(
                                }
                            }
                        }
-                        PredictiveBackHandler { progress ->
-                            try {
-                                progress.collect { event ->
-                                    if (event.progress <= 0.05f) {
-                                        predictiveBackProgress = 0f
-                                    }
-                                    predictiveBackProgress = event.progress
+                        PredictiveBackObserver(
+                            onProgress = {
+                                predictiveBackProgress = it
+                            },
+                            onClean = { isCompleted ->
+                                if (isCompleted) {
+                                    component.selectLibrary(null)
+                                    delay(400)
                                }
-                                component.selectLibrary(null)
-                            } catch (_: Throwable) {
                                predictiveBackProgress = 0f
                            }
-                        }
+                        )
                    } else {
                        Spacer(Modifier.fillMaxSize())
                    }
--- a/feature/main/src/main/java/ru/tech/imageresizershrinker/feature/main/presentation/components/MainDrawerContent.kt
+++ b/feature/main/src/main/java/ru/tech/imageresizershrinker/feature/main/presentation/components/MainDrawerContent.kt
@ -17,7 +17,6 @@

 package ru.tech.imageresizershrinker.feature.main.presentation.components

-import androidx.activity.compose.PredictiveBackHandler
 import androidx.compose.animation.core.animateDpAsState
 import androidx.compose.animation.core.animateFloatAsState
 import androidx.compose.foundation.layout.WindowInsets
@ -49,6 +48,7 @@ import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.min
 import kotlinx.coroutines.delay
 import ru.tech.imageresizershrinker.core.settings.presentation.provider.LocalSettingsState
+import ru.tech.imageresizershrinker.core.ui.utils.helper.PredictiveBackObserver
 import ru.tech.imageresizershrinker.core.ui.utils.helper.ProvidesValue
 import ru.tech.imageresizershrinker.core.ui.utils.provider.LocalScreenSize
 import ru.tech.imageresizershrinker.core.ui.widget.modifier.autoElevatedBorder
@ -110,21 +110,19 @@ internal fun MainDrawerContent(
        }
    }

-    if ((sideSheetState.isOpen || sideSheetState.isAnimationRunning) && isSheetSlideable) {
-        PredictiveBackHandler { progress ->
-            try {
-                progress.collect { event ->
-                    if (event.progress <= 0.05f) {
-                        clean()
-                    }
-                    predictiveBackProgress = event.progress
-                }
+    PredictiveBackObserver(
+        onProgress = {
+            predictiveBackProgress = it
+        },
+        onClean = { isCompleted ->
+            if (isCompleted) {
                sideSheetState.close()
-            } catch (_: Throwable) {
-                clean()
            }
-        }
-    }
+            clean()
+        },
+        enabled = (sideSheetState.isOpen || sideSheetState.isAnimationRunning) && isSheetSlideable
+    )
+
    val autoElevation by animateDpAsState(
        if (settingsState.drawContainerShadows) 16.dp
        else 0.dp
--- a/feature/media-picker/src/main/java/ru/tech/imageresizershrinker/feature/media_picker/presentation/components/MediaImagePager.kt
+++ b/feature/media-picker/src/main/java/ru/tech/imageresizershrinker/feature/media_picker/presentation/components/MediaImagePager.kt
@ -18,7 +18,6 @@
 package ru.tech.imageresizershrinker.feature.media_picker.presentation.components

 import android.net.Uri
-import androidx.activity.compose.PredictiveBackHandler
 import androidx.compose.animation.AnimatedVisibility
 import androidx.compose.animation.animateContentSize
 import androidx.compose.animation.core.animateFloatAsState
@ -98,6 +97,7 @@ import ru.tech.imageresizershrinker.core.resources.R
 import ru.tech.imageresizershrinker.core.resources.icons.BrokenImageAlt
 import ru.tech.imageresizershrinker.core.ui.theme.White
 import ru.tech.imageresizershrinker.core.ui.theme.takeColorFromScheme
+import ru.tech.imageresizershrinker.core.ui.utils.helper.PredictiveBackObserver
 import ru.tech.imageresizershrinker.core.ui.utils.provider.LocalScreenSize
 import ru.tech.imageresizershrinker.core.ui.widget.enhanced.EnhancedIconButton
 import ru.tech.imageresizershrinker.core.ui.widget.enhanced.EnhancedTopAppBar
@ -426,21 +426,19 @@ internal fun MediaImagePager(
                }
            }

-            if (visible) {
-                PredictiveBackHandler { backProgress ->
-                    try {
-                        backProgress.collect { event ->
-                            if (event.progress <= 0.05f) {
-                                predictiveBackProgress = 0f
-                            }
-                            predictiveBackProgress = event.progress
-                        }
+            PredictiveBackObserver(
+                onProgress = {
+                    predictiveBackProgress = it
+                },
+                onClean = { isCompleted ->
+                    if (isCompleted) {
                        onDismiss()
-                    } catch (_: Throwable) {
-                        predictiveBackProgress = 0f
+                        delay(400)
                    }
-                }
-            }
+                    predictiveBackProgress = 0f
+                },
+                enabled = visible
+            )
        }
    }
 }
--- a/feature/root/src/main/java/ru/tech/imageresizershrinker/feature/root/presentation/components/SettingsBackdropWrapper.kt
+++ b/feature/root/src/main/java/ru/tech/imageresizershrinker/feature/root/presentation/components/SettingsBackdropWrapper.kt
@ -17,11 +17,12 @@

 package ru.tech.imageresizershrinker.feature.root.presentation.components

-import androidx.activity.compose.PredictiveBackHandler
 import androidx.compose.animation.core.animateFloatAsState
 import androidx.compose.animation.core.tween
 import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.material.BackdropScaffold
 import androidx.compose.material.BackdropValue
@ -34,11 +35,9 @@ import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableFloatStateOf
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
-import androidx.compose.runtime.rememberCoroutineScope
 import androidx.compose.runtime.setValue
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.alpha
-import androidx.compose.ui.draw.clip
 import androidx.compose.ui.draw.drawWithContent
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.input.pointer.pointerInput
@ -47,17 +46,16 @@ import com.smarttoolfactory.gesture.detectPointerTransformGestures
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.collectLatest
 import kotlinx.coroutines.flow.debounce
-import kotlinx.coroutines.launch
 import ru.tech.imageresizershrinker.core.settings.domain.model.FastSettingsSide
 import ru.tech.imageresizershrinker.core.ui.utils.animation.FancyTransitionEasing
+import ru.tech.imageresizershrinker.core.ui.utils.helper.PredictiveBackObserver
 import ru.tech.imageresizershrinker.core.ui.utils.navigation.Screen
+import ru.tech.imageresizershrinker.core.ui.utils.provider.LocalScreenSize
 import ru.tech.imageresizershrinker.core.ui.widget.enhanced.EnhancedModalSheetDragHandle
-import ru.tech.imageresizershrinker.core.ui.widget.modifier.animateShape
 import ru.tech.imageresizershrinker.core.ui.widget.modifier.toShape
 import ru.tech.imageresizershrinker.core.ui.widget.modifier.withLayoutCorners
 import ru.tech.imageresizershrinker.feature.settings.presentation.SettingsContent
 import ru.tech.imageresizershrinker.feature.settings.presentation.screenLogic.SettingsComponent
-import kotlin.coroutines.cancellation.CancellationException

@Composable
 internal fun SettingsBackdropWrapper(
@ -66,7 +64,7 @@ internal fun SettingsBackdropWrapper(
    settingsComponent: SettingsComponent,
    children: @Composable () -> Unit
 ) {
-    var shape by remember { mutableStateOf<RoundedCornerShape>(RoundedCornerShape(0.dp)) }
+    var shape by remember { mutableStateOf(RoundedCornerShape(0.dp)) }
    val scaffoldState = rememberBackdropScaffoldState(
        initialValue = BackdropValue.Concealed,
        animationSpec = tween(
@ -104,7 +102,6 @@ internal fun SettingsBackdropWrapper(
            }
    }

-    val scope = rememberCoroutineScope()
    val isTargetRevealed = scaffoldState.targetValue == BackdropValue.Revealed

    BackdropScaffold(
@ -115,7 +112,6 @@ internal fun SettingsBackdropWrapper(
        },
        appBar = {},
        frontLayerContent = {
-
            val alpha by animateFloatAsState(
                if (isTargetRevealed) 1f else 0f
            )
@ -162,37 +158,35 @@ internal fun SettingsBackdropWrapper(
                    canExpandSettings = canExpandSettings
                )

+                val progress = scaffoldState.progress(
+                    from = BackdropValue.Revealed,
+                    to = BackdropValue.Concealed
+                ) * 20f
+
                EnhancedModalSheetDragHandle(
                    color = Color.Transparent,
                    drawStroke = false,
+                    bendAngle = (-15f * (1f - progress)).coerceAtMost(0f),
                    modifier = Modifier.alpha(alpha)
                )
            }
        },
        backLayerContent = {
            if (canExpandSettings && (scaffoldState.isRevealed || isTargetRevealed)) {
-                if (isTargetRevealed) {
-                    PredictiveBackHandler { progress ->
-                        try {
-                            progress.collect { event ->
-                                if (event.progress <= 0.05f) {
-                                    clean()
-                                }
-                                predictiveBackProgress = event.progress * 1.3f
-                            }
-                            scope.launch {
-                                scaffoldState.conceal()
-                                clean()
-                            }
-                        } catch (_: CancellationException) {
-                            clean()
-                        }
-                    }
-                }
+                PredictiveBackObserver(
+                    onProgress = {
+                        predictiveBackProgress = it * 1.3f
+                    },
+                    onClean = { isCompleted ->
+                        if (isCompleted) scaffoldState.conceal()
+                        clean()
+                    },
+                    enabled = isTargetRevealed
+                )
                Box(
                    modifier = Modifier
-                        .fillMaxSize()
-                        .clip(shape)
+                        .fillMaxWidth()
+                        .height(LocalScreenSize.current.height)
                        .alpha(1f - animatedPredictiveBackProgress)
                ) {
                    SettingsContent(
@ -205,13 +199,10 @@ internal fun SettingsBackdropWrapper(
        headerHeight = 70.dp,
        persistentAppBar = false,
        frontLayerElevation = 0.dp,
-        backLayerBackgroundColor = MaterialTheme.colorScheme.surfaceContainerHigh,
+        backLayerBackgroundColor = MaterialTheme.colorScheme.surface,
        frontLayerBackgroundColor = MaterialTheme.colorScheme.surface,
        frontLayerScrimColor = Color.Transparent,
-        frontLayerShape = animateShape(
-            if (scaffoldState.isRevealed) shape
-            else RoundedCornerShape(0.dp)
-        ),
+        frontLayerShape = RoundedCornerShape(0.dp),
        gesturesEnabled = scaffoldState.isRevealed
    )
 }
--- a/feature/settings/src/main/java/ru/tech/imageresizershrinker/feature/settings/presentation/SettingsContent.kt
+++ b/feature/settings/src/main/java/ru/tech/imageresizershrinker/feature/settings/presentation/SettingsContent.kt
@ -45,6 +45,7 @@ import androidx.compose.foundation.layout.navigationBars
 import androidx.compose.foundation.layout.only
 import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.layout.sizeIn
+import androidx.compose.foundation.layout.union
 import androidx.compose.foundation.layout.width
 import androidx.compose.foundation.lazy.staggeredgrid.LazyVerticalStaggeredGrid
 import androidx.compose.foundation.lazy.staggeredgrid.StaggeredGridCells
@ -84,7 +85,6 @@ import ru.tech.imageresizershrinker.core.settings.presentation.model.SettingsGro
 import ru.tech.imageresizershrinker.core.settings.presentation.provider.LocalSettingsState
 import ru.tech.imageresizershrinker.core.ui.theme.blend
 import ru.tech.imageresizershrinker.core.ui.theme.takeColorFromScheme
-import ru.tech.imageresizershrinker.core.ui.utils.helper.plus
 import ru.tech.imageresizershrinker.core.ui.utils.navigation.Screen
 import ru.tech.imageresizershrinker.core.ui.utils.provider.LocalScreenSize
 import ru.tech.imageresizershrinker.core.ui.widget.enhanced.EnhancedIconButton
@ -109,6 +109,7 @@ import ru.tech.imageresizershrinker.feature.settings.presentation.screenLogic.Se
@Composable
 fun SettingsContent(
    component: SettingsComponent,
+    disableBottomInsets: Boolean = false,
    appBarNavigationIcon: (@Composable (Boolean, () -> Unit) -> Unit)? = null
 ) {
    val isStandaloneScreen = appBarNavigationIcon == null
@ -126,20 +127,26 @@ fun SettingsContent(
    val loading = component.isFilteringSettings

    val padding = WindowInsets.navigationBars
+        .union(WindowInsets.displayCutout)
+        .let { insets ->
+            if (disableBottomInsets) {
+                insets.only(
+                    WindowInsetsSides.Horizontal + WindowInsetsSides.Top
+                )
+            } else {
+                insets
+            }
+        }
        .asPaddingValues()
-        .plus(
-            WindowInsets.displayCutout
-                .asPaddingValues()
-                .run {
-                    PaddingValues(
-                        top = 8.dp,
-                        bottom = calculateBottomPadding() + 8.dp,
-                        end = calculateEndPadding(layoutDirection) + 8.dp,
-                        start = if (isStandaloneScreen) calculateStartPadding(layoutDirection) + 8.dp
-                        else 8.dp
-                    )
-                }
-        )
+        .run {
+            PaddingValues(
+                top = 8.dp,
+                bottom = calculateBottomPadding() + 8.dp,
+                end = calculateEndPadding(layoutDirection) + 8.dp,
+                start = if (isStandaloneScreen) calculateStartPadding(layoutDirection) + 8.dp
+                else 8.dp
+            )
+        }

    val focus = LocalFocusManager.current
    val isKeyboardVisible by isKeyboardVisibleAsState()
--- a/feature/single-edit/src/main/java/ru/tech/imageresizershrinker/feature/single_edit/presentation/components/FullscreenEditOption.kt
+++ b/feature/single-edit/src/main/java/ru/tech/imageresizershrinker/feature/single_edit/presentation/components/FullscreenEditOption.kt
@ -17,7 +17,6 @@

 package ru.tech.imageresizershrinker.feature.single_edit.presentation.components

-import androidx.activity.compose.PredictiveBackHandler
 import androidx.compose.animation.AnimatedVisibility
 import androidx.compose.animation.core.animateFloatAsState
 import androidx.compose.animation.core.tween
@ -74,6 +73,7 @@ import androidx.compose.ui.unit.dp
 import kotlinx.coroutines.delay
 import kotlinx.coroutines.launch
 import ru.tech.imageresizershrinker.core.resources.R
+import ru.tech.imageresizershrinker.core.ui.utils.helper.PredictiveBackObserver
 import ru.tech.imageresizershrinker.core.ui.utils.provider.LocalScreenSize
 import ru.tech.imageresizershrinker.core.ui.utils.provider.ProvideContainerDefaults
 import ru.tech.imageresizershrinker.core.ui.widget.dialogs.ExitBackHandler
@ -335,19 +335,18 @@ fun FullscreenEditOption(
        }
        if (visible) {
            if (canGoBack) {
-                PredictiveBackHandler { progress ->
-                    try {
-                        progress.collect { event ->
-                            if (event.progress <= 0.05f) {
-                                predictiveBackProgress = 0f
-                            }
-                            predictiveBackProgress = event.progress
+                PredictiveBackObserver(
+                    onProgress = {
+                        predictiveBackProgress = it
+                    },
+                    onClean = { isCompleted ->
+                        if (isCompleted) {
+                            internalOnDismiss()
+                            delay(400)
                        }
-                        internalOnDismiss()
-                    } catch (_: Throwable) {
                        predictiveBackProgress = 0f
                    }
-                }
+                )
            } else {
                ExitBackHandler(onBack = internalOnDismiss)
            }