[Android] Time updater tool for TV activities

[Geoffrey Métais]

vlc-android | branch: master | Geoffrey Métais <geoffrey.metais at gmail.com> | Thu Apr 19 15:42:55 2018 +0200| [0de8c2d818425e2a63b0c44a48ff56fa169da912] | committer: Geoffrey Métais

Time updater tool for TV activities

> https://code.videolan.org/videolan/vlc-android/commit/0de8c2d818425e2a63b0c44a48ff56fa169da912
---

 .../src/org/videolan/vlc/gui/tv/TimeUpdater.kt     | 62 ++++++++++++++++++++++
 1 file changed, 62 insertions(+)

diff --git a/vlc-android/src/org/videolan/vlc/gui/tv/TimeUpdater.kt b/vlc-android/src/org/videolan/vlc/gui/tv/TimeUpdater.kt
new file mode 100644
index 000000000..0e7116cbb
--- /dev/null
+++ b/vlc-android/src/org/videolan/vlc/gui/tv/TimeUpdater.kt
@@ -0,0 +1,62 @@
+/*****************************************************************************
+ * TimeUpdater.kt
+ *****************************************************************************
+ * Copyright © 2018 VLC authors, VideoLAN and VideoLabs
+ * Author: Geoffrey Métais
+ *
+ * This program 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 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
+ *****************************************************************************/
+package org.videolan.vlc.gui.tv
+
+import android.app.Activity
+import android.arch.lifecycle.Lifecycle
+import android.arch.lifecycle.LifecycleObserver
+import android.arch.lifecycle.OnLifecycleEvent
+import android.content.BroadcastReceiver
+import android.content.Context
+import android.content.Intent
+import android.content.IntentFilter
+import android.support.v4.app.FragmentActivity
+import android.widget.TextView
+import java.util.*
+
+private const val TAG = "VLC/TimeUpdater"
+
+class TimeUpdater(private val activity: Activity, private val tv: TextView) : LifecycleObserver {
+
+    private fun updateTime() {
+        val calendar = Calendar.getInstance()
+        tv.text = String.format("%d:%02d", calendar[Calendar.HOUR_OF_DAY], calendar[Calendar.MINUTE])
+    }
+
+    @OnLifecycleEvent(Lifecycle.Event.ON_START)
+    fun register() {
+        activity.registerReceiver(clockReceiver, IntentFilter(Intent.ACTION_TIME_TICK))
+        updateTime()
+    }
+
+    @OnLifecycleEvent(Lifecycle.Event.ON_STOP)
+    fun unregister() = activity.unregisterReceiver(clockReceiver)
+
+    private val clockReceiver = object : BroadcastReceiver() {
+        override fun onReceive(context: Context, intent: Intent) {
+            updateTime()
+        }
+    }
+}
+
+fun FragmentActivity.registerTimeView(tv: TextView) {
+    lifecycle.addObserver(TimeUpdater(this, tv))
+}
\ No newline at end of file