Added app icon to desktop version of ImageViewer.

examples/imageviewer/common/src/desktopMain/kotlin/example/imageviewer/style/Decoration.kt

@@ -18,6 +18,8 @@ package example.imageviewer.style
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.graphics.ImageAsset
 import androidx.compose.ui.res.imageResource
+import java.awt.image.BufferedImage
+import javax.imageio.ImageIO
 
 @Composable
 fun icEmpty(): ImageAsset = imageResource("images/empty.png")
@@ -51,3 +53,22 @@ fun icFilterBlurOff(): ImageAsset = imageResource("images/blur_off.png")
 
 @Composable
 fun icFilterUnknown(): ImageAsset = imageResource("images/filter_unknown.png")
+
+private var icon: BufferedImage? = null
+fun icAppRounded(): BufferedImage {
+    if (icon != null) {
+        return icon!!
+    }
+    try {
+        val imageRes = "images/ic_imageviewer_round.png"
+        val img = Thread.currentThread().contextClassLoader.getResource(imageRes)
+        val bitmap: BufferedImage? = ImageIO.read(img)
+        if (bitmap != null) {
+            icon = bitmap
+            return bitmap
+        }
+    } catch (e: Exception) {
+        e.printStackTrace()
+    }
+    return BufferedImage(1, 1, BufferedImage.TYPE_INT_ARGB)
+}

examples/imageviewer/common/src/desktopMain/kotlin/example/imageviewer/view/MainScreen.kt

@@ -163,18 +163,8 @@ fun setTitleBar(text: String, content: ContentState) {
 
 @Composable
 fun setPreviewImageUI(content: ContentState) {
-    val previewImageHover = remember { mutableStateOf(false) }
     Clickable(
-        modifier = Modifier.hover(
-            onEnter = {
-                previewImageHover.value = true
-                false
-            },
-            onExit = {
-                previewImageHover.value = false
-                false
-        })
-        .background(color = if (previewImageHover.value) PreviewImageAreaHoverColor else DarkGray),
+        modifier = Modifier.background(color = DarkGray),
         onClick = {
             AppState.screenState(ScreenType.FullscreenImage)
     }) {

examples/imageviewer/desktop/src/main/kotlin/imageviewer/Main.kt

@@ -20,6 +20,7 @@ import example.imageviewer.utils.getPreferredWindowSize
 import example.imageviewer.view.BuildAppUI
 import example.imageviewer.model.ContentState
 import example.imageviewer.model.ImageRepository
+import example.imageviewer.style.icAppRounded
 
 fun main() {
 
@@ -27,7 +28,11 @@ fun main() {
         "https://spvessel.com/iv/images/fetching.list"
     )
 
-    AppWindow("ImageViewer", getPreferredWindowSize(800, 1000)).show {
+    AppWindow(
+        title = "ImageViewer",
+        size = getPreferredWindowSize(800, 1000),
+        icon = icAppRounded()
+    ).show {
         BuildAppUI(content)
     }
-}
+}