refactor: merge custom paddings to PaddingValues

flexiui-core/src/commonMain/kotlin/com/highcapable/flexiui/component/AreaBox.kt

@@ -30,6 +30,7 @@ import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.BoxScope
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.ColumnScope
+import androidx.compose.foundation.layout.PaddingValues
 import androidx.compose.foundation.layout.Row
 import androidx.compose.foundation.layout.RowScope
 import androidx.compose.foundation.layout.padding
@@ -55,15 +56,12 @@ import com.highcapable.flexiui.utils.borderOrNot
 
 @Immutable
 data class AreaBoxStyle(
-    val paddings: AreaBoxPaddings,
+    val padding: PaddingValues,
     val shape: Shape,
     val border: BorderStroke,
     val shadowSize: Dp
 )
 
-@Immutable
-data class AreaBoxPaddings(val start: Dp, val top: Dp, val end: Dp, val bottom: Dp)
-
 @Composable
 fun AreaBox(
     modifier: Modifier = Modifier,
@@ -145,12 +143,7 @@ private fun Modifier.areaBox(
         .background(color, style.shape)
         .borderOrNot(style.border, style.shape)
         .then(then)
-        .padding(
-            start = style.paddings.start,
-            top = style.paddings.top,
-            end = style.paddings.end,
-            bottom = style.paddings.bottom
-        )
+        .padding(style.padding)
 }
 
 object AreaBox {
@@ -173,12 +166,7 @@ internal val DefaultAreaBoxShape: Shape = DefaultShapes.primary
 @Composable
 @ReadOnlyComposable
 private fun defaultAreaBoxStyle() = AreaBoxStyle(
-    paddings = AreaBoxPaddings(
-        start = defaultAreaBoxPadding(),
-        top = defaultAreaBoxPadding(),
-        end = defaultAreaBoxPadding(),
-        bottom = defaultAreaBoxPadding()
-    ),
+    padding = PaddingValues(LocalSizes.current.spacingPrimary),
     shape = LocalShapes.current.primary,
     border = defaultAreaBoxBorder(),
     shadowSize = DefaultAreaBoxShadowSize
@@ -192,8 +180,4 @@ private fun defaultAreaBoxColor() = LocalColors.current.foregroundPrimary
 @ReadOnlyComposable
 private fun defaultAreaBoxBorder() = BorderStroke(LocalSizes.current.borderSizeTertiary, LocalColors.current.textPrimary)
 
-@Composable
-@ReadOnlyComposable
-private fun defaultAreaBoxPadding() = LocalSizes.current.spacingPrimary
-
 private val DefaultAreaBoxShadowSize = 0.dp

flexiui-core/src/commonMain/kotlin/com/highcapable/flexiui/component/Button.kt

@@ -27,6 +27,7 @@ import androidx.compose.foundation.BorderStroke
 import androidx.compose.foundation.background
 import androidx.compose.foundation.interaction.MutableInteractionSource
 import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.PaddingValues
 import androidx.compose.foundation.layout.Row
 import androidx.compose.foundation.layout.RowScope
 import androidx.compose.foundation.layout.padding
@@ -43,8 +44,6 @@ import androidx.compose.ui.draw.clip
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.graphics.Shape
 import androidx.compose.ui.semantics.Role
-import androidx.compose.ui.unit.Dp
-import androidx.compose.ui.unit.dp
 import com.highcapable.flexiui.LocalColors
 import com.highcapable.flexiui.LocalShapes
 import com.highcapable.flexiui.LocalSizes
@@ -63,14 +62,11 @@ data class ButtonColors(
 
 @Immutable
 data class ButtonStyle(
-    val paddings: ButtonPaddings,
+    val padding: PaddingValues,
     val shape: Shape,
     val border: BorderStroke
 )
 
-@Immutable
-data class ButtonPaddings(val start: Dp, val top: Dp, val end: Dp, val bottom: Dp)
-
 @Composable
 fun Button(
     onClick: () -> Unit,
@@ -108,7 +104,7 @@ fun Button(
             LocalProgressIndicatorColors provides localProgressIndicatorColors
         ) {
             Row(
-                modifier = Modifier.buttonPadding(style),
+                modifier = Modifier.padding(style.padding),
                 verticalAlignment = Alignment.CenterVertically
             ) {
                 header()
@@ -142,7 +138,7 @@ fun IconButton(
             role = Role.Button,
             interactionSource = interactionSource,
             onClick = onClick
-        ).buttonPadding(style),
+        ).padding(style.padding),
         contentAlignment = Alignment.Center,
     ) { CompositionLocalProvider(LocalIconTint provides colors.contentColor, content = content) }
 }
@@ -172,7 +168,7 @@ fun IconToggleButton(
             enabled = enabled,
             role = Role.Checkbox,
             interactionSource = interactionSource
-        ).buttonPadding(style),
+        ).padding(style.padding),
         contentAlignment = Alignment.Center
     ) { CompositionLocalProvider(LocalIconTint provides colors.contentColor, content = content) }
 }
@@ -190,13 +186,6 @@ private fun Modifier.button(
         .then(then)
 }
 
-private fun Modifier.buttonPadding(style: ButtonStyle) = padding(
-    start = style.paddings.start,
-    top = style.paddings.top,
-    end = style.paddings.end,
-    bottom = style.paddings.bottom
-)
-
 object Button {
     val colors: ButtonColors
         @Composable
@@ -249,11 +238,9 @@ private fun defaultIconButtonColors() = ButtonColors(
 @Composable
 @ReadOnlyComposable
 private fun defaultButtonStyle() = ButtonStyle(
-    paddings = ButtonPaddings(
-        start = LocalSizes.current.spacingPrimary,
-        top = LocalSizes.current.spacingSecondary,
-        end = LocalSizes.current.spacingPrimary,
-        bottom = LocalSizes.current.spacingSecondary
+    padding = PaddingValues(
+        horizontal = LocalSizes.current.spacingPrimary,
+        vertical = LocalSizes.current.spacingSecondary
     ),
     shape = when (LocalInAreaBox.current) {
         true -> LocalAreaBoxShape.current
@@ -265,7 +252,7 @@ private fun defaultButtonStyle() = ButtonStyle(
 @Composable
 @ReadOnlyComposable
 private fun defaultIconButtonStyle() = ButtonStyle(
-    paddings = ButtonPaddings(0.dp, 0.dp, 0.dp, 0.dp),
+    padding = PaddingValues(),
     shape = CircleShape,
     border = defaultButtonBorder()
 )

flexiui-core/src/commonMain/kotlin/com/highcapable/flexiui/component/Dropdown.kt

@@ -46,6 +46,7 @@ import androidx.compose.foundation.layout.BoxWithConstraints
 import androidx.compose.foundation.layout.BoxWithConstraintsScope
 import androidx.compose.foundation.layout.ColumnScope
 import androidx.compose.foundation.layout.IntrinsicSize
+import androidx.compose.foundation.layout.PaddingValues
 import androidx.compose.foundation.layout.Row
 import androidx.compose.foundation.layout.RowScope
 import androidx.compose.foundation.layout.fillMaxWidth
@@ -108,6 +109,7 @@ import com.highcapable.flexiui.interaction.rippleClickable
 import com.highcapable.flexiui.resources.Icons
 import com.highcapable.flexiui.resources.icon.Dropdown
 import com.highcapable.flexiui.utils.borderOrNot
+import com.highcapable.flexiui.utils.horizontal
 import com.highcapable.flexiui.utils.orElse
 import com.highcapable.flexiui.utils.solidColor
 import com.highcapable.flexiui.utils.status
@@ -132,7 +134,7 @@ data class DropdownMenuColors(
 
 @Immutable
 data class DropdownListStyle(
-    val paddings: DropdownListPaddings,
+    val padding: PaddingValues,
     val shape: Shape,
     val endIconSize: Dp,
     val borderInactive: BorderStroke,
@@ -147,9 +149,6 @@ data class DropdownMenuStyle(
     val borderStyle: AreaBoxStyle
 )
 
-@Immutable
-data class DropdownListPaddings(val start: Dp, val top: Dp, val end: Dp, val bottom: Dp)
-
 @Composable
 fun DropdownList(
     expanded: Boolean,
@@ -204,7 +203,7 @@ fun DropdownList(
             }
         )
     ) {
-        val menuMaxWidth = maxWidth + style.paddings.start + style.paddings.end
+        val menuMaxWidth = maxWidth + style.padding.horizontal
         // Note: If minWidth is not 0, a constant width is currently set.
         //       At this time, the child layout must be completely filled into the parent layout.
         val needInflatable = minWidth > 0.dp
@@ -427,12 +426,7 @@ private fun Modifier.dropdownList(
         .background(colors.backgroundColor, style.shape)
         .borderOrNot(border, style.shape)
         .then(then)
-        .padding(
-            start = style.paddings.start,
-            top = style.paddings.top,
-            end = style.paddings.end,
-            bottom = style.paddings.bottom
-        )
+        .padding(style.padding)
 }
 
 private fun calculateTransformOrigin(parentBounds: IntRect, menuBounds: IntRect): TransformOrigin {
@@ -563,12 +557,7 @@ private fun defaultDropdownMenuColors() = DropdownMenuColors(
 @Composable
 @ReadOnlyComposable
 private fun defaultDropdownListStyle() = DropdownListStyle(
-    paddings = DropdownListPaddings(
-        start = defaultDropdownListPadding(),
-        top = defaultDropdownListPadding(),
-        end = defaultDropdownListPadding(),
-        bottom = defaultDropdownListPadding()
-    ),
+    padding = PaddingValues(LocalSizes.current.spacingSecondary),
     shape = when (LocalInAreaBox.current) {
         true -> LocalAreaBoxShape.current
         else -> LocalShapes.current.secondary
@@ -584,21 +573,11 @@ private fun defaultDropdownMenuStyle() = DropdownMenuStyle(
     inTransitionDuration = DefaultInTransitionDuration,
     outTransitionDuration = DefaultOutTransitionDuration,
     contentStyle = AreaBox.style.copy(
-        paddings = AreaBoxPaddings(
-            start = DefaultMenuContentPadding,
-            top = 0.dp,
-            end = DefaultMenuContentPadding,
-            bottom = 0.dp
-        ),
+        padding = PaddingValues(horizontal = DefaultMenuContentPadding),
         shape = LocalShapes.current.secondary
     ),
     borderStyle = AreaBox.style.copy(
-        paddings = AreaBoxPaddings(
-            start = defaultDropdownListBorderPadding(),
-            top = defaultDropdownListBorderPadding(),
-            end = defaultDropdownListBorderPadding(),
-            bottom = defaultDropdownListBorderPadding()
-        ),
+        padding = PaddingValues(LocalSizes.current.spacingTertiary),
         shadowSize = LocalSizes.current.zoomSizeTertiary,
         shape = LocalShapes.current.primary
     )
@@ -612,14 +591,6 @@ private fun defaultDropdownListInactiveBorder() = BorderStroke(LocalSizes.curren
 @ReadOnlyComposable
 private fun defaultDropdownListActiveBorder() = BorderStroke(LocalSizes.current.borderSizePrimary, LocalColors.current.themePrimary)
 
-@Composable
-@ReadOnlyComposable
-private fun defaultDropdownListPadding() = LocalSizes.current.spacingSecondary
-
-@Composable
-@ReadOnlyComposable
-private fun defaultDropdownListBorderPadding() = LocalSizes.current.spacingTertiary
-
 private val DefaultDropdownListMenuOffset = DpOffset((-10).dp, 10.dp)
 
 private val DefaultMenuContentPadding = 16.dp

flexiui-core/src/commonMain/kotlin/com/highcapable/flexiui/component/Surface.kt

@@ -26,6 +26,7 @@ package com.highcapable.flexiui.component
 import androidx.compose.foundation.background
 import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.BoxScope
+import androidx.compose.foundation.layout.PaddingValues
 import androidx.compose.foundation.layout.padding
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.CompositionLocalProvider
@@ -34,7 +35,6 @@ import androidx.compose.runtime.ReadOnlyComposable
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.composed
 import androidx.compose.ui.graphics.Color
-import androidx.compose.ui.unit.Dp
 import com.highcapable.flexiui.LocalColors
 import com.highcapable.flexiui.LocalSizes
 
@@ -46,20 +46,12 @@ data class SurfaceColors(
     val backgroundColor: Color
 )
 
-@Immutable
-data class SurfaceStyle(
-    val paddings: SurfacePaddings
-)
-
-@Immutable
-data class SurfacePaddings(val start: Dp, val top: Dp, val end: Dp, val bottom: Dp)
-
 @Composable
 fun Surface(
     modifier: Modifier = Modifier,
     initializer: Modifier.() -> Modifier = { Modifier },
     colors: SurfaceColors = Surface.colors,
-    style: SurfaceStyle = Surface.style,
+    padding: PaddingValues = Surface.padding,
     content: @Composable BoxScope.() -> Unit
 ) {
     CompositionLocalProvider(
@@ -67,24 +59,19 @@ fun Surface(
             backgroundPrimary = colors.backgroundColor,
             textPrimary = colors.contentColor
         )
-    ) { Box(Modifier.surface(colors, style, modifier, initializer), content = content) }
+    ) { Box(Modifier.surface(colors, padding, modifier, initializer), content = content) }
 }
 
 private fun Modifier.surface(
     colors: SurfaceColors,
-    style: SurfaceStyle,
+    padding: PaddingValues,
     then: Modifier,
     initializer: Modifier.() -> Modifier
 ) = composed {
     initializer()
         .background(colors.backgroundColor)
         .then(then)
-        .padding(
-            start = style.paddings.start,
-            top = style.paddings.top,
-            end = style.paddings.end,
-            bottom = style.paddings.bottom
-        )
+        .padding(padding)
 }
 
 object Surface {
@@ -92,10 +79,10 @@ object Surface {
         @Composable
         @ReadOnlyComposable
         get() = defaultSurfaceColors()
-    val style: SurfaceStyle
+    val padding: PaddingValues
         @Composable
         @ReadOnlyComposable
-        get() = defaultSurfaceStyle()
+        get() = defaultSurfacePadding()
 }
 
 @Composable
@@ -107,15 +94,4 @@ private fun defaultSurfaceColors() = SurfaceColors(
 
 @Composable
 @ReadOnlyComposable
-private fun defaultSurfaceStyle() = SurfaceStyle(
-    paddings = SurfacePaddings(
-        start = defaultSurfacePaddings(),
-        top = defaultSurfacePaddings(),
-        end = defaultSurfacePaddings(),
-        bottom = defaultSurfacePaddings()
-    )
-)
-
-@Composable
-@ReadOnlyComposable
-private fun defaultSurfacePaddings() = LocalSizes.current.spacingPrimary
+private fun defaultSurfacePadding() = PaddingValues(LocalSizes.current.spacingPrimary)

flexiui-core/src/commonMain/kotlin/com/highcapable/flexiui/component/TextField.kt

@@ -37,6 +37,7 @@ import androidx.compose.foundation.interaction.collectIsPressedAsState
 import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.BoxWithConstraints
 import androidx.compose.foundation.layout.IntrinsicSize
+import androidx.compose.foundation.layout.PaddingValues
 import androidx.compose.foundation.layout.Row
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.padding
@@ -92,6 +93,8 @@ import com.highcapable.flexiui.resources.icon.Backspace
 import com.highcapable.flexiui.resources.icon.ViewerClose
 import com.highcapable.flexiui.resources.icon.ViewerOpen
 import com.highcapable.flexiui.utils.borderOrNot
+import com.highcapable.flexiui.utils.calculateEnd
+import com.highcapable.flexiui.utils.calculateStart
 import com.highcapable.flexiui.utils.orElse
 import com.highcapable.flexiui.utils.solidColor
 import com.highcapable.flexiui.utils.status
@@ -116,7 +119,7 @@ data class AutoCompleteBoxColors(
 
 @Immutable
 data class TextFieldStyle(
-    val paddings: TextFieldPaddings,
+    val padding: PaddingValues,
     val shape: Shape,
     val borderInactive: BorderStroke,
     val borderActive: BorderStroke,
@@ -131,9 +134,6 @@ data class AutoCompleteOptions(
     val threshold: Int = 2
 )
 
-@Immutable
-data class TextFieldPaddings(val start: Dp, val top: Dp, val end: Dp, val bottom: Dp)
-
 @Composable
 fun TextField(
     value: TextFieldValue,
@@ -365,7 +365,7 @@ fun PasswordTextField(
                 if (value.text.isEmpty() && animatedSize == 0.dp) passwordVisible = defaultPasswordVisible
                 IconToggleButton(
                     modifier = Modifier.size(animatedSize).pointerHoverState(TextFieldPointerState.Common),
-                    style = IconButton.style.copy(paddings = DefaultDecorIconPaddings),
+                    style = IconButton.style.copy(padding = DefaultDecorIconPadding),
                     checked = passwordVisible,
                     onCheckedChange = {
                         passwordVisible = it
@@ -492,7 +492,7 @@ fun BackspaceTextField(
                         focusRequester.requestFocus()
                     },
                     modifier = Modifier.width(animatedSize).pointerHoverState(TextFieldPointerState.Common),
-                    style = IconButton.style.copy(paddings = DefaultDecorIconPaddings),
+                    style = IconButton.style.copy(padding = DefaultDecorIconPadding),
                     enabled = enabled,
                     interactionSource = cInteractionSource
                 ) { Icon(imageVector = Icons.Backspace) }
@@ -734,14 +734,9 @@ private fun Modifier.textFieldPadding(
     fitEnd: Boolean = false
 ) = composed {
     when {
-        !fitStart && !fitEnd -> padding(
-            start = style.paddings.start,
-            top = style.paddings.top,
-            end = style.paddings.end,
-            bottom = style.paddings.bottom
-        )
-        fitStart -> padding(start = style.paddings.start)
-        fitEnd -> padding(end = style.paddings.end)
+        !fitStart && !fitEnd -> padding(style.padding)
+        fitStart -> padding(start = style.padding.calculateStart())
+        fitEnd -> padding(end = style.padding.calculateEnd())
         else -> this
     }
 }
@@ -783,12 +778,7 @@ private fun defaultTextFieldColors() = TextFieldColors(
 @Composable
 @ReadOnlyComposable
 private fun defaultTextFieldStyle() = TextFieldStyle(
-    paddings = TextFieldPaddings(
-        start = defaultTextFieldPadding(),
-        top = defaultTextFieldPadding(),
-        end = defaultTextFieldPadding(),
-        bottom = defaultTextFieldPadding()
-    ),
+    padding = PaddingValues(LocalSizes.current.spacingSecondary),
     shape = when (LocalInAreaBox.current) {
         true -> LocalAreaBoxShape.current
         else -> LocalShapes.current.secondary
@@ -806,9 +796,5 @@ private fun defaultTextFieldInactiveBorder() = BorderStroke(LocalSizes.current.b
 @ReadOnlyComposable
 private fun defaultTextFieldActiveBorder() = BorderStroke(LocalSizes.current.borderSizePrimary, LocalColors.current.themePrimary)
 
-@Composable
-@ReadOnlyComposable
-private fun defaultTextFieldPadding() = LocalSizes.current.spacingSecondary
-
 private val DefaultDecorIconSize = 24.dp
-private val DefaultDecorIconPaddings = ButtonPaddings(2.dp, 2.dp, 2.dp, 2.dp)
+private val DefaultDecorIconPadding = PaddingValues(2.dp)

flexiui-core/src/commonMain/kotlin/com/highcapable/flexiui/utils/PaddingValues.kt

@@ -0,0 +1,56 @@
+/*
+ * Flexi UI - A flexible and useful UI component library.
+ * Copyright (C) 2019-2023 HighCapable
+ * https://github.com/BetterAndroid/FlexiUI
+ *
+ * Apache License Version 2.0
+ *
+ * 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
+ *
+ *     https://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.
+ *
+ * This file is created by fankes on 2023/11/27.
+ */
+@file:Suppress("unused")
+
+package com.highcapable.flexiui.utils
+
+import androidx.compose.foundation.layout.PaddingValues
+import androidx.compose.foundation.layout.calculateEndPadding
+import androidx.compose.foundation.layout.calculateStartPadding
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.Stable
+import androidx.compose.ui.platform.LocalLayoutDirection
+import androidx.compose.ui.unit.LayoutDirection
+
+@Stable
+internal val PaddingValues.left get() = calculateLeftPadding(LayoutDirection.Ltr)
+
+@Stable
+internal val PaddingValues.top get() = calculateTopPadding()
+
+@Stable
+internal val PaddingValues.bottom get() = calculateBottomPadding()
+
+@Stable
+internal val PaddingValues.right get() = calculateRightPadding(LayoutDirection.Ltr)
+
+@Stable
+internal val PaddingValues.horizontal get() = left + right
+
+@Stable
+internal val PaddingValues.vertical get() = top + bottom
+
+@Composable
+internal fun PaddingValues.calculateStart() = calculateStartPadding(LocalLayoutDirection.current)
+
+@Composable
+internal fun PaddingValues.calculateEnd() = calculateEndPadding(LocalLayoutDirection.current)

flexiui-core/src/desktopMain/kotlin/com/highcapable/flexiui/component/DesktopContextMenu.kt

@@ -27,6 +27,7 @@ import androidx.compose.foundation.ContextMenuItem
 import androidx.compose.foundation.ContextMenuRepresentation
 import androidx.compose.foundation.ContextMenuState
 import androidx.compose.foundation.layout.IntrinsicSize
+import androidx.compose.foundation.layout.PaddingValues
 import androidx.compose.foundation.layout.RowScope
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.sizeIn
@@ -207,30 +208,16 @@ internal fun defaultContextMenuColors() = ContextMenuColors(
 @ReadOnlyComposable
 internal fun defaultContextMenuStyle() = ContextMenuStyle(
     contentStyle = LocalContextMenuStyle.current.contentStyle ?: AreaBox.style.copy(
-        paddings = AreaBoxPaddings(
-            start = DefaultMenuContentPadding,
-            top = 0.dp,
-            end = DefaultMenuContentPadding,
-            bottom = 0.dp
-        ),
+        padding = PaddingValues(horizontal = DefaultMenuContentPadding),
         shape = LocalShapes.current.secondary
     ),
     borderStyle = LocalContextMenuStyle.current.borderStyle ?: AreaBox.style.copy(
-        paddings = AreaBoxPaddings(
-            start = defaultContextMenuBorderPadding(),
-            top = defaultContextMenuBorderPadding(),
-            end = defaultContextMenuBorderPadding(),
-            bottom = defaultContextMenuBorderPadding()
-        ),
+        padding = PaddingValues(LocalSizes.current.spacingTertiary),
         shadowSize = LocalSizes.current.zoomSizeTertiary,
         shape = LocalShapes.current.primary
     )
 )
 
-@Composable
-@ReadOnlyComposable
-private fun defaultContextMenuBorderPadding() = LocalSizes.current.spacingTertiary
-
 private val DefaultMenuContentMinWidth = 112.dp
 private val DefaultMenuContentMaxWidth = 280.dp
 private val DefaultMenuContentMinHeight = 32.dp