From f47fe2212c9c3d3480bf7a21bb4ea5af751c0027 Mon Sep 17 00:00:00 2001
From: Yaroslav <elorenn@bk.ru>
Date: Thu, 22 Jan 2026 12:47:17 +0300
Subject: [PATCH] Add Power Button Hold Duration functionality

---
 src/CrossPointSettings.cpp                   |  5 ++++-
 src/CrossPointSettings.h                     | 21 +++++++++++++++++++-
 src/activities/settings/SettingsActivity.cpp |  6 ++++--
 3 files changed, 28 insertions(+), 4 deletions(-)

diff --git a/src/CrossPointSettings.cpp b/src/CrossPointSettings.cpp
index f5e8ded5..566d7c11 100644
--- a/src/CrossPointSettings.cpp
+++ b/src/CrossPointSettings.cpp
@@ -14,7 +14,7 @@ CrossPointSettings CrossPointSettings::instance;
 namespace {
 constexpr uint8_t SETTINGS_FILE_VERSION = 1;
 // Increment this when adding new persisted settings fields
-constexpr uint8_t SETTINGS_COUNT = 20;
+constexpr uint8_t SETTINGS_COUNT = 21;
 constexpr char SETTINGS_FILE[] = "/.crosspoint/settings.bin";
 }  // namespace
 
@@ -32,6 +32,7 @@ bool CrossPointSettings::saveToFile() const {
   serialization::writePod(outputFile, sleepScreen);
   serialization::writePod(outputFile, extraParagraphSpacing);
   serialization::writePod(outputFile, shortPwrBtn);
+  serialization::writePod(outputFile, powerButtonHoldDuration);
   serialization::writePod(outputFile, statusBar);
   serialization::writePod(outputFile, orientation);
   serialization::writePod(outputFile, frontButtonLayout);
@@ -81,6 +82,8 @@ bool CrossPointSettings::loadFromFile() {
     if (++settingsRead >= fileSettingsCount) break;
     serialization::readPod(inputFile, shortPwrBtn);
     if (++settingsRead >= fileSettingsCount) break;
+    serialization::readPod(inputFile, powerButtonHoldDuration);
+    if (++settingsRead >= fileSettingsCount) break;
     serialization::readPod(inputFile, statusBar);
     if (++settingsRead >= fileSettingsCount) break;
     serialization::readPod(inputFile, orientation);
diff --git a/src/CrossPointSettings.h b/src/CrossPointSettings.h
index 8ce32a2c..66a553f1 100644
--- a/src/CrossPointSettings.h
+++ b/src/CrossPointSettings.h
@@ -55,6 +55,9 @@ class CrossPointSettings {
   // Short power button press actions
   enum SHORT_PWRBTN { IGNORE = 0, SLEEP = 1, PAGE_TURN = 2 };
 
+  // Power button hold duration options
+  enum POWER_BTN_HOLD_DURATION { PB_FAST = 0, PB_NORMAL = 1, PB_SLOW = 2, PB_XSLOW = 3 };
+
   // Hide battery percentage
   enum HIDE_BATTERY_PERCENTAGE { HIDE_NEVER = 0, HIDE_READER = 1, HIDE_ALWAYS = 2 };
 
@@ -69,6 +72,8 @@ class CrossPointSettings {
   uint8_t textAntiAliasing = 1;
   // Short power button click behaviour
   uint8_t shortPwrBtn = IGNORE;
+  // Power button hold duration
+  uint8_t powerButtonHoldDuration = PB_NORMAL;
   // EPUB reading orientation settings
   // 0 = portrait (default), 1 = landscape clockwise, 2 = inverted, 3 = landscape counter-clockwise
   uint8_t orientation = PORTRAIT;
@@ -101,7 +106,21 @@ class CrossPointSettings {
   static CrossPointSettings& getInstance() { return instance; }
 
   uint16_t getPowerButtonDuration() const {
-    return (shortPwrBtn == CrossPointSettings::SHORT_PWRBTN::SLEEP) ? 10 : 400;
+    if (shortPwrBtn == CrossPointSettings::SHORT_PWRBTN::SLEEP) {
+      return 10;
+    } else {
+      switch (powerButtonHoldDuration) {
+        case POWER_BTN_HOLD_DURATION::PB_FAST:
+          return 400;
+        case POWER_BTN_HOLD_DURATION::PB_NORMAL:
+        default:
+          return 600;
+        case POWER_BTN_HOLD_DURATION::PB_SLOW:
+          return 800;
+        case POWER_BTN_HOLD_DURATION::PB_XSLOW:
+          return 1000;
+      }
+    }
   }
   int getReaderFontId() const;
 
diff --git a/src/activities/settings/SettingsActivity.cpp b/src/activities/settings/SettingsActivity.cpp
index 943fdb4c..01bc0c17 100644
--- a/src/activities/settings/SettingsActivity.cpp
+++ b/src/activities/settings/SettingsActivity.cpp
@@ -35,14 +35,16 @@ const SettingInfo readerSettings[readerSettingsCount] = {
     SettingInfo::Toggle("Extra Paragraph Spacing", &CrossPointSettings::extraParagraphSpacing),
     SettingInfo::Toggle("Text Anti-Aliasing", &CrossPointSettings::textAntiAliasing)};
 
-constexpr int controlsSettingsCount = 4;
+constexpr int controlsSettingsCount = 5;
 const SettingInfo controlsSettings[controlsSettingsCount] = {
     SettingInfo::Enum("Front Button Layout", &CrossPointSettings::frontButtonLayout,
                       {"Bck, Cnfrm, Lft, Rght", "Lft, Rght, Bck, Cnfrm", "Lft, Bck, Cnfrm, Rght"}),
     SettingInfo::Enum("Side Button Layout (reader)", &CrossPointSettings::sideButtonLayout,
                       {"Prev, Next", "Next, Prev"}),
     SettingInfo::Toggle("Long-press Chapter Skip", &CrossPointSettings::longPressChapterSkip),
-    SettingInfo::Enum("Short Power Button Click", &CrossPointSettings::shortPwrBtn, {"Ignore", "Sleep", "Page Turn"})};
+    SettingInfo::Enum("Short Power Button Click", &CrossPointSettings::shortPwrBtn, {"Ignore", "Sleep", "Page Turn"}),
+    SettingInfo::Enum("Power Button Hold Duration", &CrossPointSettings::powerButtonHoldDuration,
+                      {"Fast", "Normal", "Slow", "X Slow"})};
 
 constexpr int systemSettingsCount = 5;
 const SettingInfo systemSettings[systemSettingsCount] = {