refactor: 返回图标从 Canvas 手绘替换为 Material Icons ChevronLeft

core/src/main/kotlin/plus/rua/project/ui/AboutScreen.kt

@@ -1,6 +1,5 @@
 package plus.rua.project.ui
 
-import androidx.compose.foundation.Canvas
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Spacer
 import androidx.compose.foundation.layout.fillMaxSize
@@ -8,7 +7,10 @@ import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.layout.size
 import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.ChevronLeft
 import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.Icon
 import androidx.compose.material3.IconButton
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Scaffold
@@ -20,8 +22,6 @@ import androidx.compose.runtime.remember
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
-import androidx.compose.ui.geometry.Offset
-import androidx.compose.ui.graphics.StrokeCap
 import androidx.compose.ui.unit.dp
 import com.github.panpf.sketch.AsyncImage
 import plus.rua.project.AppInfo
@@ -48,24 +48,10 @@ fun AboutScreen(
                 title = { Text("关于鸭鸭日历") },
                 navigationIcon = {
                     IconButton(onClick = onBack) {
-                        val arrowColor = MaterialTheme.colorScheme.onSurface
+                        Icon(
-                        Canvas(modifier = Modifier.size(24.dp)) {
+                            imageVector = Icons.Filled.ChevronLeft,
-                            val strokeWidth = 2.dp.toPx()
+                            contentDescription = "返回"
-                            drawLine(
+                        )
-                                color = arrowColor,
-                                start = Offset(size.width * 0.75f, size.height * 0.15f),
-                                end = Offset(size.width * 0.25f, size.height * 0.5f),
-                                strokeWidth = strokeWidth,
-                                cap = StrokeCap.Round
-                            )
-                            drawLine(
-                                color = arrowColor,
-                                start = Offset(size.width * 0.25f, size.height * 0.5f),
-                                end = Offset(size.width * 0.75f, size.height * 0.85f),
-                                strokeWidth = strokeWidth,
-                                cap = StrokeCap.Round
-                            )
-                        }
                     }
                 }
             )

core/src/main/kotlin/plus/rua/project/ui/DateCheckerScreen.kt

@@ -37,6 +37,7 @@ import androidx.compose.material3.SmallFloatingActionButton
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.OutlinedTextField
 import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.ChevronLeft
 import androidx.compose.material.icons.filled.Add
 import androidx.compose.material.icons.filled.Refresh
 import androidx.compose.material3.Icon
@@ -172,7 +173,10 @@ fun DateCheckerScreen(onBack: () -> Unit, modifier: Modifier = Modifier) {
                 },
                 navigationIcon = {
                     IconButton(onClick = onBack) {
-                        BackArrowIcon()
+                        Icon(
+                            imageVector = Icons.Filled.ChevronLeft,
+                            contentDescription = "返回"
+                        )
                     }
                 },
                 colors = TopAppBarDefaults.topAppBarColors(
@@ -648,28 +652,6 @@ private fun ExpiryCard(
 
 // region Icons
 
-@Composable
-private fun BackArrowIcon(modifier: Modifier = Modifier) {
-    val color = MaterialTheme.colorScheme.onSurface
-    androidx.compose.foundation.Canvas(modifier = modifier.size(24.dp)) {
-        val strokeWidth = 2.dp.toPx()
-        drawLine(
-            color = color,
-            start = Offset(size.width * 0.75f, size.height * 0.15f),
-            end = Offset(size.width * 0.25f, size.height * 0.5f),
-            strokeWidth = strokeWidth,
-            cap = StrokeCap.Round
-        )
-        drawLine(
-            color = color,
-            start = Offset(size.width * 0.25f, size.height * 0.5f),
-            end = Offset(size.width * 0.75f, size.height * 0.85f),
-            strokeWidth = strokeWidth,
-            cap = StrokeCap.Round
-        )
-    }
-}
-
 @Composable
 private fun CalendarIcon(color: Color, modifier: Modifier = Modifier) {
     androidx.compose.foundation.Canvas(modifier = modifier.size(24.dp)) {

core/src/main/kotlin/plus/rua/project/ui/LicensesScreen.kt

@@ -1,16 +1,17 @@
 package plus.rua.project.ui
 
-import androidx.compose.foundation.Canvas
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.padding
-import androidx.compose.foundation.layout.size
 import androidx.compose.foundation.lazy.LazyColumn
 import androidx.compose.foundation.lazy.items
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.ChevronLeft
 import androidx.compose.material3.Card
 import androidx.compose.material3.CardDefaults
 import androidx.compose.material3.ExperimentalMaterial3Api
 import androidx.compose.material3.HorizontalDivider
+import androidx.compose.material3.Icon
 import androidx.compose.material3.IconButton
 import androidx.compose.material3.ListItem
 import androidx.compose.material3.MaterialTheme
@@ -19,8 +20,6 @@ import androidx.compose.material3.Text
 import androidx.compose.material3.TopAppBar
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.Modifier
-import androidx.compose.ui.geometry.Offset
-import androidx.compose.ui.graphics.StrokeCap
 import androidx.compose.ui.unit.dp
 
 /**
@@ -41,24 +40,10 @@ fun LicensesScreen(
                 title = { Text("开放源代码许可") },
                 navigationIcon = {
                     IconButton(onClick = onBack) {
-                        val arrowColor = MaterialTheme.colorScheme.onSurface
+                        Icon(
-                        Canvas(modifier = Modifier.size(24.dp)) {
+                            imageVector = Icons.Filled.ChevronLeft,
-                            val strokeWidth = 2.dp.toPx()
+                            contentDescription = "返回"
-                            drawLine(
+                        )
-                                color = arrowColor,
-                                start = Offset(size.width * 0.75f, size.height * 0.15f),
-                                end = Offset(size.width * 0.25f, size.height * 0.5f),
-                                strokeWidth = strokeWidth,
-                                cap = StrokeCap.Round
-                            )
-                            drawLine(
-                                color = arrowColor,
-                                start = Offset(size.width * 0.25f, size.height * 0.5f),
-                                end = Offset(size.width * 0.75f, size.height * 0.85f),
-                                strokeWidth = strokeWidth,
-                                cap = StrokeCap.Round
-                            )
-                        }
                     }
                 }
             )

core/src/main/kotlin/plus/rua/project/ui/ToolsScreen.kt

@@ -1,18 +1,17 @@
 package plus.rua.project.ui
 
-import androidx.compose.foundation.Canvas
 import androidx.compose.foundation.clickable
 import androidx.compose.foundation.layout.Column
-import androidx.compose.foundation.layout.Spacer
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.fillMaxWidth
-import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.padding
-import androidx.compose.foundation.layout.size
 import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.ChevronLeft
 import androidx.compose.material3.Card
 import androidx.compose.material3.CardDefaults
 import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.Icon
 import androidx.compose.material3.IconButton
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Scaffold
@@ -20,8 +19,6 @@ import androidx.compose.material3.Text
 import androidx.compose.material3.TopAppBar
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.Modifier
-import androidx.compose.ui.geometry.Offset
-import androidx.compose.ui.graphics.StrokeCap
 import androidx.compose.ui.platform.testTag
 import androidx.compose.ui.semantics.semantics
 import androidx.compose.ui.semantics.testTagsAsResourceId
@@ -48,24 +45,10 @@ fun ToolsScreen(
                 title = { Text("工具") },
                 navigationIcon = {
                     IconButton(onClick = onBack) {
-                        val arrowColor = MaterialTheme.colorScheme.onSurface
+                        Icon(
-                        Canvas(modifier = Modifier.size(24.dp)) {
+                            imageVector = Icons.Filled.ChevronLeft,
-                            val strokeWidth = 2.dp.toPx()
+                            contentDescription = "返回"
-                            drawLine(
+                        )
-                                color = arrowColor,
-                                start = Offset(size.width * 0.75f, size.height * 0.15f),
-                                end = Offset(size.width * 0.25f, size.height * 0.5f),
-                                strokeWidth = strokeWidth,
-                                cap = StrokeCap.Round
-                            )
-                            drawLine(
-                                color = arrowColor,
-                                start = Offset(size.width * 0.25f, size.height * 0.5f),
-                                end = Offset(size.width * 0.75f, size.height * 0.85f),
-                                strokeWidth = strokeWidth,
-                                cap = StrokeCap.Round
-                            )
-                        }
                     }
                 }
             )