supports GBoard for DM

twidere/src/main/kotlin/org/mariotaku/twidere/activity/ComposeActivity.kt

@@ -1782,10 +1782,10 @@ class ComposeActivity : BaseActivity(), OnMenuItemClickListener, OnClickListener
         editText.customSelectionActionModeCallback = this
         editText.imageInputListener = { contentInfo ->
             val task = AddMediaTask(this, arrayOf(contentInfo.contentUri), null, true, false)
-            TaskStarter.execute(task)
             task.callback = {
                 contentInfo.releasePermission()
             }
+            TaskStarter.execute(task)
         }
         editTextContainer.touchDelegate = ComposeEditTextTouchDelegate(editTextContainer, editText)
     }

twidere/src/main/kotlin/org/mariotaku/twidere/fragment/message/MessagesConversationFragment.kt

@@ -37,7 +37,6 @@ import android.support.v7.widget.LinearLayoutManager
 import android.support.v7.widget.RecyclerView
 import android.support.v7.widget.Toolbar
 import android.view.*
-import android.widget.Toast
 import com.bumptech.glide.Glide
 import com.squareup.otto.Subscribe
 import kotlinx.android.synthetic.main.activity_premium_dashboard.*
@@ -88,6 +87,7 @@ import org.mariotaku.twidere.util.IntentUtils
 import org.mariotaku.twidere.util.PreviewGridItemDecoration
 import org.mariotaku.twidere.view.ExtendedRecyclerView
 import org.mariotaku.twidere.view.holder.compose.MediaPreviewViewHolder
+import java.lang.ref.WeakReference
 import java.util.concurrent.atomic.AtomicReference
 
 class MessagesConversationFragment : AbsContentListRecyclerViewFragment<MessagesConversationAdapter>(),
@@ -182,6 +182,8 @@ class MessagesConversationFragment : AbsContentListRecyclerViewFragment<Messages
 
         conversationAvatar.style = preferences[profileImageStyleKey]
 
+        setupEditText()
+
         // No refresh for this fragment
         refreshEnabled = false
         adapter.loadMoreSupportedPosition = ILoadMoreSupportAdapter.NONE
@@ -227,7 +229,7 @@ class MessagesConversationFragment : AbsContentListRecyclerViewFragment<Messages
                     Activity.RESULT_OK -> if (data != null) {
                         val mediaUris = MediaPickerActivity.getMediaUris(data)
                         val types = data.getBundleExtra(MediaPickerActivity.EXTRA_EXTRAS)?.getIntArray(EXTRA_TYPES)
-                        TaskStarter.execute(AddMediaTask(this, mediaUris, types))
+                        TaskStarter.execute(AddMediaTask(this, mediaUris, types, false, false))
                     }
                     RESULT_SEARCH_GIF -> {
                         val provider = gifShareProvider ?: return
@@ -515,24 +517,43 @@ class MessagesConversationFragment : AbsContentListRecyclerViewFragment<Messages
                 .into(conversationAvatar)
     }
 
+    private fun setupEditText() {
+        editText.imageInputListener = { contentInfo ->
+            val type = if (contentInfo.description.mimeTypeCount > 0) {
+                AbsAddMediaTask.inferMediaType(contentInfo.description.getMimeType(0))
+            } else {
+                ParcelableMedia.Type.IMAGE
+            }
+            val task = AddMediaTask(this, arrayOf(contentInfo.contentUri), intArrayOf(type), true,
+                    false)
+            task.callback = {
+                contentInfo.releasePermission()
+            }
+            TaskStarter.execute(task)
+        }
+    }
+
     internal class AddMediaTask(
             fragment: MessagesConversationFragment,
             sources: Array<Uri>,
-            types: IntArray?
-    ) : AbsAddMediaTask<MessagesConversationFragment>(fragment.context, sources, types) {
+            types: IntArray?,
+            copySrc: Boolean,
+            deleteSrc: Boolean
+    ) : AbsAddMediaTask<((List<ParcelableMediaUpdate>?) -> Unit)?>(fragment.context, sources, types, copySrc, deleteSrc) {
 
-        init {
-            callback = fragment
-        }
+        private val fragmentRef = WeakReference(fragment)
 
-        override fun afterExecute(callback: MessagesConversationFragment?, result: List<ParcelableMediaUpdate>?) {
-            if (callback == null || result == null) return
-            callback.setProgressVisible(false)
-            callback.attachMedia(result)
+        override fun afterExecute(callback: ((List<ParcelableMediaUpdate>?) -> Unit)?, result: List<ParcelableMediaUpdate>?) {
+            callback?.invoke(result)
+            val fragment = fragmentRef.get()
+            if (fragment != null && result != null) {
+                fragment.setProgressVisible(false)
+                fragment.attachMedia(result)
+            }
         }
 
         override fun beforeExecute() {
-            val fragment = callback ?: return
+            val fragment = fragmentRef.get() ?: return
             fragment.setProgressVisible(true)
         }
 
@@ -551,10 +572,7 @@ class MessagesConversationFragment : AbsContentListRecyclerViewFragment<Messages
         override fun afterExecute(callback: MessagesConversationFragment?, result: BooleanArray) {
             if (callback == null) return
             callback.setProgressVisible(false)
-            callback.removeMedia(media.filterIndexed { i, _ -> result[i] })
-            if (result.contains(false)) {
-                Toast.makeText(callback.context, R.string.message_toast_error_occurred, Toast.LENGTH_SHORT).show()
-            }
+            callback.removeMedia(media.toList())
         }
 
         override fun beforeExecute() {

twidere/src/main/kotlin/org/mariotaku/twidere/task/compose/AbsAddMediaTask.kt

@@ -52,12 +52,7 @@ open class AbsAddMediaTask<Callback>(
             try {
                 val sourceMimeType = resolver.getType(source)
                 val mediaType = types?.get(index) ?: sourceMimeType?.let {
-                    return@let when {
-                        it == "image/gif" -> ParcelableMedia.Type.ANIMATED_GIF
-                        it.startsWith("video/") -> ParcelableMedia.Type.VIDEO
-                        it.startsWith("image/") -> ParcelableMedia.Type.IMAGE
-                        else -> ParcelableMedia.Type.IMAGE
-                    }
+                    return@let inferMediaType(it)
                 } ?: ParcelableMedia.Type.IMAGE
                 val extension = sourceMimeType?.let { mimeType ->
                     MimeTypeMap.getSingleton().getExtensionFromMimeType(mimeType)
@@ -91,4 +86,14 @@ open class AbsAddMediaTask<Callback>(
         return Uri.fromFile(file)
     }
 
+    companion object {
+        fun inferMediaType(mimeType: String, def: Int = ParcelableMedia.Type.IMAGE): Int {
+            return when {
+                mimeType == "image/gif" -> ParcelableMedia.Type.ANIMATED_GIF
+                mimeType.startsWith("video/") -> ParcelableMedia.Type.VIDEO
+                mimeType.startsWith("image/") -> ParcelableMedia.Type.IMAGE
+                else -> def
+            }
+        }
+    }
 }

twidere/src/main/kotlin/org/mariotaku/twidere/task/twitter/UpdateStatusTask.kt

@@ -1073,6 +1073,7 @@ class UpdateStatusTask(
             return (width <= this.maxWidth && height <= this.maxHeight) || (height <= this.maxWidth
                     && width <= this.maxHeight)
         }
+
     }
 
 }