feat: 缩略图长按菜单

app/src/main/java/com/huanchengfly/tieba/post/ui/utils/PhotoViewUtils.kt

@@ -30,7 +30,8 @@ fun getPhotoViewData(
             objType = "pb",
             picId = picId,
             picIndex = 1,
-            seeLz = seeLz
+            seeLz = seeLz,
+            originUrl = originUrl,
         ),
         picItems = listOf(
             PicItem(
@@ -84,7 +85,8 @@ fun getPhotoViewData(
             seeLz = false,
             objType = "index",
             picId = ImageUtil.getPicId(media.originPic),
-            picIndex = index + 1
+            picIndex = index + 1,
+            originUrl = media.originPic
         ),
         picItems = medias.mapIndexed { mediaIndex, mediaItem ->
             PicItem(

app/src/main/java/com/huanchengfly/tieba/post/ui/widgets/compose/Images.kt

@@ -2,8 +2,13 @@ package com.huanchengfly.tieba.post.ui.widgets.compose
 
 import android.content.Context
 import android.os.Parcelable
-import androidx.compose.foundation.clickable
 import androidx.compose.foundation.interaction.MutableInteractionSource
+import androidx.compose.foundation.layout.IntrinsicSize
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.width
+import androidx.compose.material.DropdownMenuItem
+import androidx.compose.material.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
@@ -15,9 +20,11 @@ import androidx.compose.ui.graphics.ColorFilter
 import androidx.compose.ui.graphics.ColorMatrix
 import androidx.compose.ui.layout.ContentScale
 import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.res.stringResource
 import com.github.panpf.sketch.compose.AsyncImage
 import com.github.panpf.sketch.request.Depth
 import com.github.panpf.sketch.request.DisplayRequest
+import com.huanchengfly.tieba.post.R
 import com.huanchengfly.tieba.post.arch.ImmutableHolder
 import com.huanchengfly.tieba.post.goToActivity
 import com.huanchengfly.tieba.post.models.protos.PhotoViewData
@@ -50,20 +57,8 @@ fun NetworkImage(
 ) {
     val context = LocalContext.current
     var shouldLoad by remember { mutableStateOf(shouldLoadImage(context, skipNetworkCheck)) }
-    val clickableModifier = if (photoViewData != null || !shouldLoad) {
-        Modifier.clickable(
-            indication = null,
-            interactionSource = remember { MutableInteractionSource() }
-        ) {
-            if (!shouldLoad) {
-                shouldLoad = true
-            } else if (photoViewData != null) {
-                context.goToActivity<PhotoViewActivity> {
-                    putExtra(EXTRA_PHOTO_VIEW_DATA, photoViewData.get() as Parcelable)
-                }
-            }
-        }
-    } else Modifier
+    val enableClick = remember(photoViewData, shouldLoad) { photoViewData != null || !shouldLoad }
+
     val request = remember(imageUri, shouldLoad) {
         DisplayRequest(context, imageUri) {
             placeholder(ImageUtil.getPlaceHolder(context, 0))
@@ -89,13 +84,42 @@ fun NetworkImage(
         )
     } else null
 
+    LongClickMenu(
+        enabled = enableClick,
+        indication = null,
+        interactionSource = remember { MutableInteractionSource() },
+        onClick = {
+            if (!shouldLoad) {
+                shouldLoad = true
+            } else if (photoViewData != null) {
+                context.goToActivity<PhotoViewActivity> {
+                    putExtra(EXTRA_PHOTO_VIEW_DATA, photoViewData.get() as Parcelable)
+                }
+            }
+        },
+        menuContent = {
+            DropdownMenuItem(
+                onClick = {
+                    ImageUtil.download(
+                        context,
+                        photoViewData?.get { this.data_?.originUrl } ?: imageUri)
+                }
+            ) {
+                Text(text = stringResource(id = R.string.title_save_image))
+            }
+        },
+        modifier = modifier
+            .width(IntrinsicSize.Min)
+            .height(IntrinsicSize.Min),
+    ) {
         AsyncImage(
             request = request,
+            modifier = Modifier.fillMaxSize(),
             contentDescription = contentDescription,
-        modifier = modifier.then(clickableModifier),
             contentScale = contentScale,
             colorFilter = colorFilter,
         )
+    }
 }
 
 @Composable

app/src/main/java/com/huanchengfly/tieba/post/ui/widgets/compose/Menu.kt

@@ -1,6 +1,5 @@
 package com.huanchengfly.tieba.post.ui.widgets.compose
 
-import android.util.Log
 import androidx.compose.foundation.ExperimentalFoundationApi
 import androidx.compose.foundation.Indication
 import androidx.compose.foundation.LocalIndication
@@ -119,7 +118,7 @@ fun LongClickMenu(
     indication: Indication? = LocalIndication.current,
     content: @Composable () -> Unit,
 ) {
-    LaunchedEffect(key1 = null) {
+    LaunchedEffect(Unit) {
         launch {
             interactionSource.interactions
                 .filterIsInstance<PressInteraction.Press>()
@@ -127,16 +126,9 @@ fun LongClickMenu(
                     menuState.offset = it.pressPosition
                 }
         }
-        launch {
-            interactionSource.interactions
-                .collect {
-                    Log.i("Indication", "$it")
-                }
-        }
     }
     Box(
-        modifier = Modifier
-            .clip(shape)
+        modifier = modifier
             .combinedClickable(
                 interactionSource = interactionSource,
                 indication = indication,
@@ -161,7 +153,9 @@ fun LongClickMenu(
             DropdownMenu(
                 expanded = menuState.expanded,
                 onDismissRequest = { menuState.expanded = false },
-                modifier = modifier.background(color = ExtendedTheme.colors.menuBackground)
+                modifier = Modifier
+                    .clip(shape)
+                    .background(color = ExtendedTheme.colors.menuBackground)
             ) {
                 ProvideContentColor(color = ExtendedTheme.colors.text) {
                     menuContent()

app/src/main/protos/PhotoViewData.proto

@@ -17,6 +17,7 @@ message LoadPicPageData {
   uint32 picIndex = 6;
   int64 postId = 7;
   int64 threadId = 8;
+  optional string originUrl = 9;
 }
 
 message PicItem {