From a4796ec47d89a851b260b6fc195494547208a025 Mon Sep 17 00:00:00 2001
From: Torsten Grote <t@grobox.de>
Date: Wed, 18 Mar 2020 14:24:41 -0300
Subject: Merge all three apps into one repository

---
 wallet/src/main/java/net/taler/wallet/Utils.kt | 40 ++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 wallet/src/main/java/net/taler/wallet/Utils.kt

(limited to 'wallet/src/main/java/net/taler/wallet/Utils.kt')

diff --git a/wallet/src/main/java/net/taler/wallet/Utils.kt b/wallet/src/main/java/net/taler/wallet/Utils.kt
new file mode 100644
index 0000000..fb0b3ae
--- /dev/null
+++ b/wallet/src/main/java/net/taler/wallet/Utils.kt
@@ -0,0 +1,40 @@
+/*
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+package net.taler.wallet
+
+import android.view.View
+import android.view.View.INVISIBLE
+import android.view.View.VISIBLE
+
+fun View.fadeIn(endAction: () -> Unit = {}) {
+    if (visibility == VISIBLE) return
+    alpha = 0f
+    visibility = VISIBLE
+    animate().alpha(1f).withEndAction {
+        if (context != null) endAction.invoke()
+    }.start()
+}
+
+fun View.fadeOut(endAction: () -> Unit = {}) {
+    if (visibility == INVISIBLE) return
+    animate().alpha(0f).withEndAction {
+        if (context == null) return@withEndAction
+        visibility = INVISIBLE
+        alpha = 1f
+        endAction.invoke()
+    }.start()
+}
-- 
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