背景配置自由添加

app/src/main/java/io/legado/app/ui/book/read/config/ReadStyleDialog.kt

@@ -31,7 +31,7 @@ import org.jetbrains.anko.sdk27.listeners.onLongClick
 class ReadStyleDialog : BaseDialogFragment(), FontSelectDialog.CallBack {
 
     val callBack get() = activity as? ReadBookActivity
-    lateinit var styleAdapter: StyleAdapter
+    private lateinit var styleAdapter: StyleAdapter
 
     override fun onStart() {
         super.onStart()
@@ -88,6 +88,18 @@ class ReadStyleDialog : BaseDialogFragment(), FontSelectDialog.CallBack {
         dsb_paragraph_spacing.valueFormat = { (it / 10f).toString() }
         styleAdapter = StyleAdapter()
         rv_style.adapter = styleAdapter
+        val footerView = LayoutInflater.from(requireContext())
+            .inflate(R.layout.item_read_style, rv_style, false)
+        footerView.iv_style.setPadding(6.dp, 6.dp, 6.dp, 6.dp)
+        footerView.iv_style.setText(null)
+        footerView.iv_style.setColorFilter(textColor)
+        footerView.iv_style.borderColor = textColor
+        footerView.iv_style.setImageResource(R.drawable.ic_add)
+        styleAdapter.addFooterView(footerView)
+        footerView.onClick {
+            ReadBookConfig.configList.add(ReadBookConfig.Config())
+            showBgTextConfig(ReadBookConfig.configList.lastIndex)
+        }
     }
 
     private fun initData() {
@@ -251,10 +263,16 @@ class ReadStyleDialog : BaseDialogFragment(), FontSelectDialog.CallBack {
         override fun registerListener(holder: ItemViewHolder) {
             holder.itemView.apply {
                 iv_style.onClick {
-                    changeBg(holder.layoutPosition)
+                    if (iv_style.isInView) {
+                        changeBg(holder.layoutPosition)
+                    }
                 }
                 iv_style.onLongClick {
-                    showBgTextConfig(holder.layoutPosition)
+                    if (iv_style.isInView) {
+                        showBgTextConfig(holder.layoutPosition)
+                    } else {
+                        false
+                    }
                 }
             }
         }

app/src/main/java/io/legado/app/ui/widget/image/CircleImageView.kt

@@ -119,6 +119,7 @@ class CircleImageView(context: Context, attrs: AttributeSet) :
 
     private var textColor = context.getCompatColor(R.color.primaryText)
     private var textBold = false
+    var isInView = false
 
     init {
         super.setScaleType(SCALE_TYPE)
@@ -223,6 +224,11 @@ class CircleImageView(context: Context, attrs: AttributeSet) :
         }
     }
 
+    fun setText(text: String?) {
+        this.text = text
+        invalidate()
+    }
+
     fun setTextColor(@ColorInt textColor: Int) {
         this.textColor = textColor
         invalidate()
@@ -422,7 +428,12 @@ class CircleImageView(context: Context, attrs: AttributeSet) :
 
     @SuppressLint("ClickableViewAccessibility")
     override fun onTouchEvent(event: MotionEvent): Boolean {
-        return inTouchableArea(event.x, event.y) && super.onTouchEvent(event)
+        when (event.action) {
+            MotionEvent.ACTION_DOWN -> {
+                isInView = (inTouchableArea(event.x, event.y))
+            }
+        }
+        return super.onTouchEvent(event)
     }
 
     private fun inTouchableArea(x: Float, y: Float): Boolean {