Add volume increment setting

src/core/player.cpp

@@ -96,6 +96,7 @@ Player::Player(Application *app, QObject *parent)
       greyout_(true),
       menu_previousmode_(BehaviourSettingsPage::PreviousBehaviour::DontRestart),
       seek_step_sec_(10),
+      volume_increment_(5),
       play_offset_nanosec_(0) {
 
   Settings s;
@@ -217,6 +218,7 @@ void Player::ReloadSettings() {
   s.beginGroup(BehaviourSettingsPage::kSettingsGroup);
   menu_previousmode_ = static_cast<BehaviourSettingsPage::PreviousBehaviour>(s.value("menu_previousmode", static_cast<int>(BehaviourSettingsPage::PreviousBehaviour::DontRestart)).toInt());
   seek_step_sec_ = s.value("seek_step_sec", 10).toInt();
+  volume_increment_ = s.value("volume_increment", 5).toUInt();
   s.endGroup();
 
   engine_->ReloadSettings();
@@ -700,7 +702,7 @@ void Player::SetVolume(const uint volume) {
 void Player::VolumeUp() {
 
   uint old_volume = GetVolume();
-  uint new_volume = std::min(old_volume + 5, static_cast<uint>(100));
+  uint new_volume = std::min(old_volume + volume_increment_, static_cast<uint>(100));
   if (new_volume == old_volume) return;
   SetVolume(new_volume);
 
@@ -709,7 +711,7 @@ void Player::VolumeUp() {
 void Player::VolumeDown() {
 
   uint old_volume = GetVolume();
-  uint new_volume = static_cast<uint>(std::max(static_cast<int>(old_volume) - 5, 0));
+  uint new_volume = static_cast<uint>(std::max(static_cast<int>(old_volume) - static_cast<int>(volume_increment_), 0));
   if (new_volume == old_volume) return;
   SetVolume(new_volume);
 

src/core/player.h

@@ -244,6 +244,7 @@ class Player : public PlayerInterface {
   bool greyout_;
   BehaviourSettingsPage::PreviousBehaviour menu_previousmode_;
   int seek_step_sec_;
+  uint volume_increment_;
 
   QDateTime pause_time_;
   quint64 play_offset_nanosec_;

src/settings/behavioursettingspage.cpp

@@ -214,6 +214,8 @@ void BehaviourSettingsPage::Load() {
 
   ui_->spinbox_seekstepsec->setValue(s.value("seek_step_sec", 10).toInt());
 
+  ui_->spinbox_volumeincrement->setValue(s.value("volume_increment", 5).toInt());
+
   s.endGroup();
 
   Init(ui_->layout_behavioursettingspage->parentWidget());
@@ -263,6 +265,8 @@ void BehaviourSettingsPage::Save() {
 
   s.setValue("seek_step_sec", ui_->spinbox_seekstepsec->value());
 
+  s.setValue("volume_increment", ui_->spinbox_volumeincrement->value());
+
   s.endGroup();
 
 }

src/settings/behavioursettingspage.ui

@@ -7,7 +7,7 @@
     <x>0</x>
     <y>0</y>
     <width>572</width>
-    <height>915</height>
+    <height>931</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -326,6 +326,51 @@
      </layout>
     </widget>
    </item>
+   <item>
+    <widget class="QGroupBox" name="groupbox_volumeincrement">
+     <property name="title">
+      <string>Volume Increment</string>
+     </property>
+     <layout class="QHBoxLayout" name="horizontalLayout">
+      <item>
+       <widget class="QLabel" name="label_volumeincrement">
+        <property name="text">
+         <string>Volume Increment</string>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QSpinBox" name="spinbox_volumeincrement">
+        <property name="suffix">
+         <string/>
+        </property>
+        <property name="minimum">
+         <number>1</number>
+        </property>
+        <property name="maximum">
+         <number>25</number>
+        </property>
+        <property name="value">
+         <number>5</number>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <spacer name="spacer_volumeincrement">
+        <property name="orientation">
+         <enum>Qt::Horizontal</enum>
+        </property>
+        <property name="sizeHint" stdset="0">
+         <size>
+          <width>40</width>
+          <height>20</height>
+         </size>
+        </property>
+       </spacer>
+      </item>
+     </layout>
+    </widget>
+   </item>
    <item>
     <spacer name="spacer_bottom">
      <property name="orientation">