1 files changed, 41 insertions, 0 deletions
diff --git a/app/src/main/java/com/zeapo/pwdstore/widget/MultiselectableConstraintLayout.kt b/app/src/main/java/com/zeapo/pwdstore/widget/MultiselectableConstraintLayout.kt
new file mode 100644
index 00000000..3cd88eb4
--- /dev/null
+++ b/app/src/main/java/com/zeapo/pwdstore/widget/MultiselectableConstraintLayout.kt
@@ -0,0 +1,41 @@
+/*
+ * Copyright © 2014-2019 The Android Password Store Authors. All Rights Reserved.
+ * SPDX-License-Identifier: GPL-3.0-only
+ */
+package com.zeapo.pwdstore.widget
+
+import android.content.Context
+import android.util.AttributeSet
+import android.view.View
+import androidx.constraintlayout.widget.ConstraintLayout
+import com.zeapo.pwdstore.R
+
+class MultiselectableConstraintLayout @JvmOverloads constructor(
+    context: Context,
+    attrs: AttributeSet? = null,
+    defStyleAttr: Int = 0,
+    defStyleRes: Int = 0
+) : ConstraintLayout(context, attrs, defStyleAttr, defStyleRes) {
+    private var multiselected: Boolean = false
+
+    override fun onCreateDrawableState(extraSpace: Int): IntArray {
+        if (multiselected) {
+            val drawableState = super.onCreateDrawableState(extraSpace + 1)
+            View.mergeDrawableStates(drawableState, STATE_MULTISELECTED)
+            return drawableState
+        }
+        return super.onCreateDrawableState(extraSpace)
+    }
+
+    fun setMultiSelected(on: Boolean) {
+        if (!multiselected) {
+            multiselected = true
+            refreshDrawableState()
+        }
+        isActivated = on
+    }
+
+    companion object {
+        private val STATE_MULTISELECTED = intArrayOf(R.attr.state_multiselected)
+    }
+}