From 2009ffa12f52cd34f3b6be411dc8c0508790a3d7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mart=C3=ADn=20Fern=C3=A1ndez?= <paziusss@gmail.com>
Date: Thu, 10 Jan 2019 03:11:06 +0100
Subject: [PATCH] android: keep screen awake toggle (using wakelocks) & bump
 luajit-launcher

---
 frontend/device/android/device.lua            | 11 ++++++---
 .../elements/common_settings_menu_table.lua   |  1 +
 .../ui/elements/screen_keep_on_menu_table.lua | 24 +++++++++++++++++++
 platform/android/luajit-launcher              |  2 +-
 4 files changed, 34 insertions(+), 4 deletions(-)
 create mode 100644 frontend/ui/elements/screen_keep_on_menu_table.lua

diff --git a/frontend/device/android/device.lua b/frontend/device/android/device.lua
index 7f1962501..50fd8a773 100644
--- a/frontend/device/android/device.lua
+++ b/frontend/device/android/device.lua
@@ -30,9 +30,9 @@ function Device:init()
             logger.dbg("Android application event", ev.code)
             if ev.code == C.APP_CMD_SAVE_STATE then
                 return "SaveState"
-            elseif ev.code == C.APP_CMD_GAINED_FOCUS then
-                this.device.screen:refreshFull()
-            elseif ev.code == C.APP_CMD_WINDOW_REDRAW_NEEDED then
+            elseif ev.code == C.APP_CMD_GAINED_FOCUS
+                or ev.code == C.APP_CMD_INIT_WINDOW
+                or ev.code == C.APP_CMD_WINDOW_REDRAW_NEEDED then
                 this.device.screen:refreshFull()
             end
         end,
@@ -60,6 +60,11 @@ function Device:init()
         self.isTouchDevice = yes
     end
 
+    -- check if we disabled support for wakelocks
+    if G_reader_settings:isTrue("disable_android_wakelock") then
+        android.setWakeLock(false)
+    end
+
     Generic.init(self)
 end
 
diff --git a/frontend/ui/elements/common_settings_menu_table.lua b/frontend/ui/elements/common_settings_menu_table.lua
index a923ae483..131ea6911 100644
--- a/frontend/ui/elements/common_settings_menu_table.lua
+++ b/frontend/ui/elements/common_settings_menu_table.lua
@@ -125,6 +125,7 @@ else
 end
 if Device:isAndroid() then
     table.insert(common_settings.screen.sub_item_table, require("ui/elements/screen_fullscreen_menu_table"))
+    table.insert(common_settings.screen.sub_item_table, require("ui/elements/screen_keep_on_menu_table"))
 end
 
 if Device:hasKeys() then
diff --git a/frontend/ui/elements/screen_keep_on_menu_table.lua b/frontend/ui/elements/screen_keep_on_menu_table.lua
new file mode 100644
index 000000000..b97a46bf3
--- /dev/null
+++ b/frontend/ui/elements/screen_keep_on_menu_table.lua
@@ -0,0 +1,24 @@
+local isAndroid, android = pcall(require, "android")
+local _ = require("gettext")
+
+if not isAndroid then return end
+
+local function isWakeLock()
+    return not G_reader_settings:isTrue("disable_android_wakelock")
+end
+
+local function setWakeLock(enable)
+    G_reader_settings:saveSetting("disable_android_wakelock", not enable)
+end
+
+return {
+    text = _("Keep screen on"),
+    checked_func = function()
+        return isWakeLock()
+    end,
+    callback = function()
+        local current = isWakeLock()
+        android.setWakeLock(not current)
+        setWakeLock(not current)
+    end,
+}
diff --git a/platform/android/luajit-launcher b/platform/android/luajit-launcher
index 0e99e3388..c63947f68 160000
--- a/platform/android/luajit-launcher
+++ b/platform/android/luajit-launcher
@@ -1 +1 @@
-Subproject commit 0e99e33882674633a7460e9f139d4e1151fd60eb
+Subproject commit c63947f682dea5a7627def03c6a0eda3f667f854