Merge pull request #15 from kalinjul/update-compose

update to compose 1.7

Author: kalinjul

README.md

@@ -12,19 +12,19 @@ Supported Compose version:
 
  | Compose version | EasyQRScan Version |
 |-----------------|--------------------|
-| 1.6.x           | 0.1.x              |
-| 1.7             | Not yet supported  |
+| 1.6.x           | 0.1.0+             |
+| 1.7             | 0.2.0+             |
 
 # Dependency
 Add the dependency to your commonMain sourceSet (KMP) / Android dependencies (android only):
 ```kotlin
-implementation("io.github.kalinjul.easyqrscan:scanner:0.1.6")
+implementation("io.github.kalinjul.easyqrscan:scanner:0.2.0")
 ```
 
 Or, for your libs.versions.toml:
 ```toml
 [versions]
-easyqrscan = "0.1.6"
+easyqrscan = "0.2.0"
 [libraries]
 easyqrscan = { module = "io.github.kalinjul.easyqrscan:scanner", version.ref = "easyqrscan" }
 ```

gradle/libs.versions.toml

@@ -8,25 +8,25 @@ jvmTarget = "17"
 agp = "8.4.2"
 
 #https://github.com/JetBrains/compose-multiplatform
-compose-multiplatform = "1.6.11"
-kotlin = "2.0.0"
+compose-multiplatform = "1.7.0"
+kotlin = "2.0.20"
 # https://github.com/google/ksp
-ksp = "2.0.0-1.0.21"
+ksp = "2.0.20-1.0.25"
 
 #https://mvnrepository.com/artifact/org.jetbrains.compose.compiler/compiler
 #composeCompiler = "1.5.8.1"
 
 # https://developer.android.com/jetpack/androidx/releases/activity
-androidxActivity = "1.9.0"
+androidxActivity = "1.9.3"
 # https://developer.android.com/jetpack/androidx/releases/appcompat
 androidxAppCompat = "1.7.0"
 coreKtx = "1.13.1"
 
 dokka = "1.9.10"
 nexus-publish-plugin = "1.3.0"
 accompanist = "0.34.0"
-androidxCamera = "1.3.3"
-mlkit = "17.2.0"
+androidxCamera = "1.3.4"
+mlkit = "17.3.0"
 
 [libraries]
 androidx-activity-compose = { module = "androidx.activity:activity-compose", version.ref = "androidxActivity" }

sample-app/shared/src/commonMain/kotlin/MainView.kt

@@ -1,34 +1,55 @@
 package org.publicvalue.multiplatform.qrcode.sample
 
+import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.padding
 import androidx.compose.material3.Button
+import androidx.compose.material3.SnackbarDuration
+import androidx.compose.material3.SnackbarHost
+import androidx.compose.material3.SnackbarHostState
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
+import androidx.compose.runtime.rememberCoroutineScope
 import androidx.compose.runtime.setValue
+import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.unit.dp
+import kotlinx.coroutines.launch
 import org.publicvalue.multiplatform.qrcode.CodeType
 import org.publicvalue.multiplatform.qrcode.ScannerWithPermissions
 
 @Composable
 fun MainView() {
-    Column() {
-        Text("Scan QR-Code below")
-        var scannerVisible by remember {mutableStateOf(false)}
-        Button(onClick = {
-            scannerVisible = !scannerVisible
-        }) {
-            Text("Toggle scanner (visible: $scannerVisible)")
-        }
-        if (scannerVisible) {
-            ScannerWithPermissions(
-                modifier = Modifier.padding(16.dp),
-                onScanned = { println(it); true }, types = listOf(CodeType.QR)
-            )
+    Box() {
+        val snackbarHostState = remember() { SnackbarHostState() }
+
+        Column() {
+            Text("Scan QR-Code below")
+            var scannerVisible by remember {mutableStateOf(false)}
+            Button(onClick = {
+                scannerVisible = !scannerVisible
+            }) {
+                Text("Toggle scanner (visible: $scannerVisible)")
+            }
+            if (scannerVisible) {
+                val scope = rememberCoroutineScope()
+                ScannerWithPermissions(
+                    modifier = Modifier.padding(16.dp),
+                    onScanned = {
+                        scope.launch {
+                            snackbarHostState.showSnackbar(it, duration = SnackbarDuration.Short)
+                        }
+                        false // continue scanning
+                    }, types = listOf(CodeType.QR)
+                )
+            }
         }
+        SnackbarHost(
+            modifier = Modifier.align(Alignment.BottomCenter).padding(bottom = 20.dp),
+            hostState = snackbarHostState
+        )
     }
 }

scanner/src/commonMain/kotlin/Scanner.kt

@@ -11,23 +11,41 @@ import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clipToBounds
 import androidx.compose.ui.unit.dp
 
+/**
+ * Code Scanner
+ *
+ * @param types Code types to scan.
+ * @param onScanned Called when a code was scanned. The given lambda should return true
+ *                  if scanning was successful and scanning should be aborted.
+ *                  Return false if scanning should continue.
+ */
 @Composable
 expect fun Scanner(
     modifier: Modifier = Modifier,
     onScanned: (String) -> Boolean,
     types: List<CodeType>
 )
 
+/**
+ * Code Scanner with permission handling.
+ *
+ * @param types Code types to scan.
+ * @param onScanned Called when a code was scanned. The given lambda should return true
+ *                  if scanning was successful and scanning should be aborted.
+ *                  Return false if scanning should continue.
+ * @param permissionText Text to show if permission was denied.
+ * @param openSettingsLabel Label to show on the "Go to settings" Button
+ */
 @Composable
 fun ScannerWithPermissions(
-    modifier: Modifier = Modifier.clipToBounds(),
+    modifier: Modifier = Modifier,
     onScanned: (String) -> Boolean,
     types: List<CodeType>,
     permissionText: String = "Camera is required for QR Code scanning",
     openSettingsLabel: String = "Open Settings",
 ) {
     ScannerWithPermissions(
-        modifier = modifier,
+        modifier = modifier.clipToBounds(),
         onScanned = onScanned,
         types = types,
         permissionDeniedContent = { permissionState ->
@@ -44,6 +62,15 @@ fun ScannerWithPermissions(
     )
 }
 
+/**
+ * Code Scanner with permission handling.
+ *
+ * @param types Code types to scan.
+ * @param onScanned Called when a code was scanned. The given lambda should return true
+ *                  if scanning was successful and scanning should be aborted.
+ *                  Return false if scanning should continue.
+ * @param permissionDeniedContent Content to show if permission was denied.
+ */
 @Composable
 fun ScannerWithPermissions(
     modifier: Modifier = Modifier,

scanner/src/iosMain/kotlin/Scanner.ios.kt

@@ -15,7 +15,6 @@ import platform.Foundation.NSURL
 import platform.UIKit.UIApplication
 import platform.UIKit.UIApplicationOpenSettingsURLString
 
-
 @Composable
 actual fun Scanner(
     modifier: Modifier,

scanner/src/iosMain/kotlin/ScannerView.kt

@@ -5,13 +5,14 @@ import androidx.compose.runtime.Composable
 import androidx.compose.runtime.DisposableEffect
 import androidx.compose.runtime.remember
 import androidx.compose.ui.Modifier
-import androidx.compose.ui.graphics.Color
-import androidx.compose.ui.interop.UIKitView
+import androidx.compose.ui.viewinterop.UIKitInteropProperties
+import androidx.compose.ui.viewinterop.UIKitView
 import kotlinx.cinterop.BetaInteropApi
 import kotlinx.cinterop.CValue
 import kotlinx.cinterop.ExperimentalForeignApi
 import kotlinx.cinterop.ObjCObjectVar
 import kotlinx.cinterop.alloc
+import kotlinx.cinterop.cValue
 import kotlinx.cinterop.memScoped
 import kotlinx.cinterop.ptr
 import kotlinx.cinterop.useContents
@@ -33,9 +34,9 @@ import platform.AVFoundation.AVLayerVideoGravityResizeAspectFill
 import platform.AVFoundation.AVMediaTypeVideo
 import platform.AVFoundation.AVMetadataMachineReadableCodeObject
 import platform.AVFoundation.AVMetadataObjectType
-import platform.AVFoundation.AVMetadataObjectTypeQRCode
 import platform.AudioToolbox.AudioServicesPlaySystemSound
 import platform.CoreGraphics.CGRect
+import platform.CoreGraphics.CGRectZero
 import platform.Foundation.NSError
 import platform.QuartzCore.CALayer
 import platform.QuartzCore.CATransaction
@@ -46,7 +47,6 @@ import platform.UIKit.UIView
 import platform.darwin.NSObject
 import platform.darwin.dispatch_get_main_queue
 
-@OptIn(ExperimentalForeignApi::class)
 @Composable
 fun UiScannerView(
     modifier: Modifier = Modifier,
@@ -72,24 +72,18 @@ fun UiScannerView(
         }
     }
 
-    UIKitView(
+    UIKitView<UIView>(
         modifier = modifier.fillMaxSize(),
-        background = Color.Black,
         factory = {
-            val previewContainer = UIView()
+            val previewContainer = ScannerPreviewView(coordinator)
             println("Calling prepare")
             coordinator.prepare(previewContainer.layer, allowedMetadataTypes)
             previewContainer
         },
-        update = {
-        },
-        onResize = { view, rect ->
-            CATransaction.begin()
-            CATransaction.setValue(true, kCATransactionDisableActions)
-            view.layer.setFrame(rect)
-            coordinator.setFrame(rect)
-            CATransaction.commit()
-        }
+        properties = UIKitInteropProperties(
+            isInteractive = true,
+            isNativeAccessibilityEnabled = true,
+        )
     )
 
 //    DisposableEffect(Unit) {
@@ -101,6 +95,20 @@ fun UiScannerView(
 
 }
 
+@OptIn(ExperimentalForeignApi::class)
+class ScannerPreviewView(private val coordinator: ScannerCameraCoordinator): UIView(frame = cValue { CGRectZero }) {
+    @OptIn(ExperimentalForeignApi::class)
+    override fun layoutSubviews() {
+        super.layoutSubviews()
+        CATransaction.begin()
+        CATransaction.setValue(true, kCATransactionDisableActions)
+
+        layer.setFrame(frame)
+        coordinator.setFrame(frame)
+        CATransaction.commit()
+    }
+}
+
 @OptIn(ExperimentalForeignApi::class)
 class ScannerCameraCoordinator(
     val onScanned: (String) -> Boolean
@@ -195,8 +203,6 @@ class ScannerCameraCoordinator(
     }
 
     fun onFound(code: String) {
-        // kSystemSoundID_UserPreferredAlert = 0x00001000
-        AudioServicesPlaySystemSound(0x1000u) // Mail-Sound 1108 wäre der Photo Sound
         captureSession.stopRunning()
         if (!onScanned(code)) {
             GlobalScope.launch(Dispatchers.Default) {