From 5d5a39326534dcb2b1a26c72951a290f570b6651 Mon Sep 17 00:00:00 2001
From: Konstantin Isakov <ikm@users.berlios.de>
Date: Thu, 5 Feb 2009 20:55:00 +0000
Subject: [PATCH] + Basic preferences and their editing added. + Basic tray
 icon support added. + Program icon added (one of the Qt Linguist icons,
 actually).

---
 src/config.cc             |  51 ++++++
 src/config.hh             |  14 ++
 src/goldendict.pro        |   8 +-
 src/icons/programicon.png | Bin 0 -> 1109 bytes
 src/main.cc               |   5 +-
 src/mainwindow.cc         |  81 +++++++++-
 src/mainwindow.hh         |  12 ++
 src/mainwindow.ui         |  31 ++++
 src/preferences.cc        | 145 +++++++++++++++++
 src/preferences.hh        |  38 +++++
 src/preferences.ui        | 316 ++++++++++++++++++++++++++++++++++++++
 src/resources.qrc         |   1 +
 src/scanpopup.cc          |  31 ++--
 src/scanpopup.hh          |   6 +
 14 files changed, 723 insertions(+), 16 deletions(-)
 create mode 100644 src/icons/programicon.png
 create mode 100644 src/preferences.cc
 create mode 100644 src/preferences.hh
 create mode 100644 src/preferences.ui

diff --git a/src/config.cc b/src/config.cc
index 78efac4c..6c82ad07 100644
--- a/src/config.cc
+++ b/src/config.cc
@@ -36,6 +36,16 @@ namespace
   }
 }
 
+Preferences::Preferences():
+  enableTrayIcon( false ),
+  startToTray( false ),
+  enableScanPopup( false ),
+  enableScanPopupModifiers( false ),
+  scanPopupModifiers( 0 )
+{
+}
+
+
 Class load() throw( exError )
 {
   QString configName  = getConfigFileName();
@@ -113,6 +123,18 @@ Class load() throw( exError )
     }
   }
 
+  QDomNode preferences = root.namedItem( "preferences" );
+
+  if ( !preferences.isNull() )
+  {
+    c.preferences.enableTrayIcon = ( preferences.namedItem( "enableTrayIcon" ).toElement().text() == "1" );
+    c.preferences.startToTray = ( preferences.namedItem( "startToTray" ).toElement().text() == "1" );
+    c.preferences.closeToTray = ( preferences.namedItem( "closeToTray" ).toElement().text() == "1" );
+    c.preferences.enableScanPopup = ( preferences.namedItem( "enableScanPopup" ).toElement().text() == "1" );
+    c.preferences.enableScanPopupModifiers = ( preferences.namedItem( "enableScanPopupModifiers" ).toElement().text() == "1" );
+    c.preferences.scanPopupModifiers = ( preferences.namedItem( "scanPopupModifiers" ).toElement().text().toULong() );    
+  }
+
   return c;
 }
 
@@ -180,6 +202,35 @@ void save( Class const & c ) throw( exError )
     }
   }
 
+  {
+    QDomElement preferences = dd.createElement( "preferences" );
+    root.appendChild( preferences );
+
+    QDomElement opt = dd.createElement( "enableTrayIcon" );
+    opt.appendChild( dd.createTextNode( c.preferences.enableTrayIcon ? "1":"0" ) );
+    preferences.appendChild( opt );
+
+    opt = dd.createElement( "startToTray" );
+    opt.appendChild( dd.createTextNode( c.preferences.startToTray ? "1":"0" ) );
+    preferences.appendChild( opt );
+
+    opt = dd.createElement( "closeToTray" );
+    opt.appendChild( dd.createTextNode( c.preferences.closeToTray ? "1":"0" ) );
+    preferences.appendChild( opt );
+
+    opt = dd.createElement( "enableScanPopup" );
+    opt.appendChild( dd.createTextNode( c.preferences.enableScanPopup ? "1":"0" ) );
+    preferences.appendChild( opt );
+
+    opt = dd.createElement( "enableScanPopupModifiers" );
+    opt.appendChild( dd.createTextNode( c.preferences.enableScanPopupModifiers ? "1":"0" ) );
+    preferences.appendChild( opt );
+
+    opt = dd.createElement( "scanPopupModifiers" );
+    opt.appendChild( dd.createTextNode( QString::number( c.preferences.scanPopupModifiers ) ) );
+    preferences.appendChild( opt );
+  }
+
   configFile.write( dd.toByteArray() );
 }
 
diff --git a/src/config.hh b/src/config.hh
index a0533e0f..cf23cfe4 100644
--- a/src/config.hh
+++ b/src/config.hh
@@ -26,10 +26,24 @@ struct Group
 /// All the groups
 typedef vector< Group > Groups;
 
+/// Various user preferences
+struct Preferences
+{
+  bool enableTrayIcon;
+  bool startToTray;
+  bool closeToTray;
+  bool enableScanPopup;
+  bool enableScanPopupModifiers;
+  unsigned long scanPopupModifiers; // Combination of KeyboardState::Modifier
+
+  Preferences();
+};
+
 struct Class
 {
   Paths paths;
   Groups groups;
+  Preferences preferences;
 };
 
 DEF_EX( exError, "Error with the program's configuration", std::exception )
diff --git a/src/goldendict.pro b/src/goldendict.pro
index 960ce4b6..a0b11f00 100644
--- a/src/goldendict.pro
+++ b/src/goldendict.pro
@@ -65,11 +65,12 @@ HEADERS += folding.hh \
 	   groupcombobox.hh \
 	   griparea.hh \
 	   keyboardstate.hh \
-	   mouseover.hh
+	   mouseover.hh \
+	   preferences.hh
 	  
 
 FORMS += groups.ui dictgroupwidget.ui mainwindow.ui sources.ui initializing.ui\
-         groupselectorwidget.ui scanpopup.ui articleview.ui
+         groupselectorwidget.ui scanpopup.ui articleview.ui preferences.ui
 
 SOURCES += folding.cc main.cc dictionary.cc md5.c config.cc sources.cc \
            mainwindow.cc utf8.cc file.cc bgl_babylon.cc bgl.cc initializing.cc \
@@ -78,7 +79,8 @@ SOURCES += folding.cc main.cc dictionary.cc md5.c config.cc sources.cc \
 	   dsl.cc dsl_details.cc filetype.cc fsencoding.cc groups.cc \
 	   groups_widgets.cc instances.cc article_maker.cc scanpopup.cc \
 	   articleview.cc externalviewer.cc dictlock.cc wordfinder.cc \
-	   groupcombobox.cc griparea.cc keyboardstate.cc mouseover.cc
+	   groupcombobox.cc griparea.cc keyboardstate.cc mouseover.cc \
+	   preferences.cc
 
 win32 {
   SOURCES += mouseover_win32/ThTypes.c
diff --git a/src/icons/programicon.png b/src/icons/programicon.png
new file mode 100644
index 0000000000000000000000000000000000000000..09ec4d33f7bb3ba78fe5d76832e230b570188eec
GIT binary patch
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literal 0
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diff --git a/src/main.cc b/src/main.cc
index 6cbb7a55..0b246d6a 100644
--- a/src/main.cc
+++ b/src/main.cc
@@ -2,6 +2,7 @@
  * Part of GoldenDict. Licensed under GPLv3 or later, see the LICENSE file */
 
 #include <QApplication>
+#include <QIcon>
 #include "mainwindow.hh"
 #include "config.hh"
 
@@ -9,6 +10,8 @@ int main( int argc, char ** argv )
 {
   QApplication app( argc, argv );
 
+  app.setWindowIcon( QIcon( ":/icons/programicon.png" ) );
+
   // Try loading a style sheet if there's one
 
   #if 1
@@ -21,8 +24,6 @@ int main( int argc, char ** argv )
 
   MainWindow m;
 
-  m.show();
-
   return app.exec();
 }
 
diff --git a/src/mainwindow.cc b/src/mainwindow.cc
index bec2485a..4eb9d896 100644
--- a/src/mainwindow.cc
+++ b/src/mainwindow.cc
@@ -4,6 +4,7 @@
 #include "mainwindow.hh"
 #include "sources.hh"
 #include "groups.hh"
+#include "preferences.hh"
 #include "bgl.hh"
 #include "stardict.hh"
 #include "lsa.hh"
@@ -13,6 +14,7 @@
 #include <QMessageBox>
 #include <QIcon>
 #include <QToolBar>
+#include <QCloseEvent>
 #include <set>
 #include <map>
 
@@ -22,6 +24,7 @@ using std::map;
 using std::pair;
 
 MainWindow::MainWindow(): 
+  trayIcon( 0 ),
   addTab( this ),
   cfg( Config::load() ),
   articleMaker( dictionaries, groupInstances ),
@@ -29,6 +32,12 @@ MainWindow::MainWindow():
   wordFinder( this ),
   initializing( 0 )
 {
+  // Show tray icon as early as possible so the user would be happy
+  updateTrayIcon();
+
+  if ( trayIcon )
+    trayIcon->setToolTip( tr( "Loading..." ) );
+
   ui.setupUi( this );
 
   // Make the toolbar
@@ -60,12 +69,18 @@ MainWindow::MainWindow():
 
   ui.tabWidget->setTabsClosable( true );
 
+  connect( ui.quit, SIGNAL( activated() ),
+           qApp, SLOT( quit() ) );
+
   connect( ui.sources, SIGNAL( activated() ),
            this, SLOT( editSources() ) );
 
   connect( ui.groups, SIGNAL( activated() ),
            this, SLOT( editGroups() ) );
 
+  connect( ui.preferences, SIGNAL( activated() ),
+           this, SLOT( editPreferences() ) );
+
   connect( ui.translateLine, SIGNAL( textChanged( QString const & ) ),
            this, SLOT( translateInputChanged( QString const & ) ) );
 
@@ -80,6 +95,12 @@ MainWindow::MainWindow():
   addNewTab();
 
   ui.translateLine->setFocus();
+
+  updateTrayIcon();
+
+  // Only show window initially if it wasn't configured differently
+  if ( !cfg.preferences.enableTrayIcon || !cfg.preferences.startToTray )
+    show();
 }
 
 LoadDictionaries::LoadDictionaries( vector< string > const & allFiles_ ):
@@ -131,6 +152,41 @@ void LoadDictionaries::indexingDictionary( string const & dictionaryName ) throw
   emit indexingDictionarySignal( QString::fromUtf8( dictionaryName.c_str() ) );
 }
 
+void MainWindow::updateTrayIcon()
+{
+  if ( !trayIcon && cfg.preferences.enableTrayIcon )
+  {
+    // Need to show it
+    trayIcon = new QSystemTrayIcon( QIcon( ":/icons/programicon.png" ), this );
+    trayIcon->show();
+
+    connect( trayIcon, SIGNAL( activated( QSystemTrayIcon::ActivationReason ) ),
+             this, SLOT( trayIconActivated( QSystemTrayIcon::ActivationReason ) ) );
+  }
+  else
+  if ( trayIcon && !cfg.preferences.enableTrayIcon )
+  {
+    // Need to hide it
+    delete trayIcon;
+
+    trayIcon = 0;
+  }
+
+  if ( trayIcon )
+    trayIcon->setToolTip( "GoldenDict" );
+}
+
+void MainWindow::closeEvent( QCloseEvent * ev )
+{
+  if ( cfg.preferences.enableTrayIcon && cfg.preferences.closeToTray )
+  {
+    ev->ignore();
+    hide();
+  }
+  else
+    ev->accept();
+}
+
 void MainWindow::makeDictionaries()
 {
   {
@@ -255,7 +311,7 @@ void MainWindow::makeScanPopup()
 {
   scanPopup.reset();
 
-  scanPopup = new ScanPopup( 0, articleNetMgr, dictionaries, groupInstances );
+  scanPopup = new ScanPopup( 0, cfg, articleNetMgr, dictionaries, groupInstances );
 }
 
 vector< sptr< Dictionary::Class > > const & MainWindow::getActiveDicts()
@@ -379,6 +435,20 @@ void MainWindow::editGroups()
   makeScanPopup();
 }
 
+void MainWindow::editPreferences()
+{
+  Preferences preferences( this, cfg.preferences );
+
+  preferences.show();
+
+  if ( preferences.exec() == QDialog::Accepted )
+  {
+    cfg.preferences = preferences.getPreferences();
+    updateTrayIcon();
+    Config::save( cfg );
+  }
+}
+
 void MainWindow::translateInputChanged( QString const & newValue )
 {
   QString req = newValue.trimmed();
@@ -539,3 +609,12 @@ void MainWindow::showTranslationFor( QString const & inWord )
 
   //ui.tabWidget->setTabText( ui.tabWidget->indexOf(ui.tab), inWord.trimmed() );
 }
+
+void MainWindow::trayIconActivated( QSystemTrayIcon::ActivationReason )
+{
+  if ( !isVisible() )
+    show();
+  else
+    hide();
+}
+
diff --git a/src/mainwindow.hh b/src/mainwindow.hh
index 6be5750e..892ffafc 100644
--- a/src/mainwindow.hh
+++ b/src/mainwindow.hh
@@ -7,6 +7,7 @@
 #include <QMainWindow>
 #include <QThread>
 #include <QToolButton>
+#include <QSystemTrayIcon>
 #include "ui_mainwindow.h"
 #include "folding.hh"
 #include "config.hh"
@@ -58,6 +59,8 @@ public:
 
 private:
 
+  QSystemTrayIcon * trayIcon;
+
   Ui::MainWindow ui;
   QToolBar * navToolbar;
   QAction * navBack, * navForward;
@@ -74,6 +77,12 @@ private:
 
   ::Initializing * initializing;
 
+  /// Creates, destroys or otherwise updates tray icon, according to the
+  /// current configuration and situation.
+  void updateTrayIcon();
+
+  void closeEvent( QCloseEvent * );
+
   void makeDictionaries();
   void updateStatusLine();
   void updateGroupList();
@@ -101,6 +110,7 @@ private slots:
 
   void editSources();
   void editGroups();
+  void editPreferences();
   void indexingDictionary( QString dictionaryName );
 
   void translateInputChanged( QString const & );
@@ -108,6 +118,8 @@ private slots:
   void wordListItemActivated( QListWidgetItem * );
 
   void showTranslationFor( QString const & );
+
+  void trayIconActivated( QSystemTrayIcon::ActivationReason );
 };
 
 #endif
diff --git a/src/mainwindow.ui b/src/mainwindow.ui
index 943311fe..b8399156 100644
--- a/src/mainwindow.ui
+++ b/src/mainwindow.ui
@@ -246,6 +246,7 @@
     <property name="title">
      <string>&amp;File</string>
     </property>
+    <addaction name="quit"/>
    </widget>
    <widget class="QMenu" name="menu_Edit">
     <property name="title">
@@ -253,9 +254,19 @@
     </property>
     <addaction name="sources"/>
     <addaction name="groups"/>
+    <addaction name="preferences"/>
+   </widget>
+   <widget class="QMenu" name="menu_Help">
+    <property name="title">
+     <string>&amp;Help</string>
+    </property>
+    <addaction name="openWebsite"/>
+    <addaction name="separator"/>
+    <addaction name="about"/>
    </widget>
    <addaction name="menuFile"/>
    <addaction name="menu_Edit"/>
+   <addaction name="menu_Help"/>
   </widget>
   <widget class="QStatusBar" name="statusbar"/>
   <action name="action_Preferences">
@@ -273,6 +284,26 @@
     <string>&amp;Groups...</string>
    </property>
   </action>
+  <action name="preferences">
+   <property name="text">
+    <string>&amp;Preferences...</string>
+   </property>
+  </action>
+  <action name="openWebsite">
+   <property name="text">
+    <string>Program's &amp;website</string>
+   </property>
+  </action>
+  <action name="about">
+   <property name="text">
+    <string>&amp;About</string>
+   </property>
+  </action>
+  <action name="quit">
+   <property name="text">
+    <string>&amp;Quit</string>
+   </property>
+  </action>
  </widget>
  <customwidgets>
   <customwidget>
diff --git a/src/preferences.cc b/src/preferences.cc
new file mode 100644
index 00000000..75a63180
--- /dev/null
+++ b/src/preferences.cc
@@ -0,0 +1,145 @@
+#include "preferences.hh"
+#include "keyboardstate.hh"
+
+Preferences::Preferences( QWidget * parent, Config::Preferences const & p ):
+  QDialog( parent )
+{
+  ui.setupUi( this );
+
+  connect( ui.enableScanPopup, SIGNAL( toggled( bool ) ),
+           this, SLOT( enableScanPopupToggled( bool ) ) );
+
+  connect( ui.enableScanPopupModifiers, SIGNAL( toggled( bool ) ),
+           this, SLOT( enableScanPopupModifiersToggled( bool ) ) );
+
+  connect( ui.altKey, SIGNAL( clicked( bool ) ),
+           this, SLOT( wholeAltClicked( bool ) ) );
+  connect( ui.ctrlKey, SIGNAL( clicked( bool ) ),
+           this, SLOT( wholeCtrlClicked( bool ) ) );
+  connect( ui.shiftKey, SIGNAL( clicked( bool ) ),
+           this, SLOT( wholeShiftClicked( bool ) ) );
+
+  connect( ui.leftAlt, SIGNAL( clicked( bool ) ),
+           this, SLOT( sideAltClicked( bool ) ) );
+  connect( ui.rightAlt, SIGNAL( clicked( bool ) ),
+           this, SLOT( sideAltClicked( bool ) ) );
+  connect( ui.leftCtrl, SIGNAL( clicked( bool ) ),
+           this, SLOT( sideCtrlClicked( bool ) ) );
+  connect( ui.rightCtrl, SIGNAL( clicked( bool ) ),
+           this, SLOT( sideCtrlClicked( bool ) ) );
+  connect( ui.leftShift, SIGNAL( clicked( bool ) ),
+           this, SLOT( sideShiftClicked( bool ) ) );
+  connect( ui.rightShift, SIGNAL( clicked( bool ) ),
+           this, SLOT( sideShiftClicked( bool ) ) );
+
+  // Load values into form
+
+  ui.enableTrayIcon->setChecked( p.enableTrayIcon );
+  ui.startToTray->setChecked( p.startToTray );
+  ui.closeToTray->setChecked( p.closeToTray );
+  ui.enableScanPopup->setChecked( p.enableScanPopup );
+  ui.enableScanPopupModifiers->setChecked( p.enableScanPopupModifiers );
+
+  ui.altKey->setChecked( p.scanPopupModifiers & KeyboardState::Alt );
+  ui.ctrlKey->setChecked( p.scanPopupModifiers & KeyboardState::Ctrl );
+  ui.shiftKey->setChecked( p.scanPopupModifiers & KeyboardState::Shift );
+  ui.winKey->setChecked( p.scanPopupModifiers & KeyboardState::Win );
+  ui.leftAlt->setChecked( p.scanPopupModifiers & KeyboardState::LeftAlt );
+  ui.rightAlt->setChecked( p.scanPopupModifiers & KeyboardState::RightAlt );
+  ui.leftCtrl->setChecked( p.scanPopupModifiers & KeyboardState::LeftCtrl );
+  ui.rightCtrl->setChecked( p.scanPopupModifiers & KeyboardState::RightCtrl );
+  ui.leftShift->setChecked( p.scanPopupModifiers & KeyboardState::LeftShift );
+  ui.rightShift->setChecked( p.scanPopupModifiers & KeyboardState::RightShift );
+
+  // Different platforms have different keys available
+
+#ifdef Q_OS_WIN32
+  ui.winKey->hide();
+#else
+  ui.leftAlt->hide();
+  ui.rightAlt->hide();
+  ui.leftCtrl->hide();
+  ui.rightCtrl->hide();
+  ui.leftShift->hide();
+  ui.rightShift->hide();
+#endif
+}
+
+Config::Preferences Preferences::getPreferences()
+{
+  Config::Preferences p;
+
+  p.enableTrayIcon = ui.enableTrayIcon->isChecked(  );
+  p.startToTray = ui.startToTray->isChecked(  );
+  p.closeToTray = ui.closeToTray->isChecked(  );
+  p.enableScanPopup = ui.enableScanPopup->isChecked(  );
+  p.enableScanPopupModifiers = ui.enableScanPopupModifiers->isChecked(  );
+
+  p.scanPopupModifiers += ui.altKey->isChecked() ? KeyboardState::Alt : 0;
+  p.scanPopupModifiers += ui.ctrlKey->isChecked() ? KeyboardState::Ctrl: 0;
+  p.scanPopupModifiers += ui.shiftKey->isChecked() ? KeyboardState::Shift: 0;
+  p.scanPopupModifiers += ui.winKey->isChecked() ? KeyboardState::Win: 0;
+  p.scanPopupModifiers += ui.leftAlt->isChecked() ? KeyboardState::LeftAlt: 0;
+  p.scanPopupModifiers += ui.rightAlt->isChecked() ? KeyboardState::RightAlt: 0;
+  p.scanPopupModifiers += ui.leftCtrl->isChecked() ? KeyboardState::LeftCtrl: 0;
+  p.scanPopupModifiers += ui.rightCtrl->isChecked() ? KeyboardState::RightCtrl: 0;
+  p.scanPopupModifiers += ui.leftShift->isChecked() ? KeyboardState::LeftShift: 0;
+  p.scanPopupModifiers += ui.rightShift->isChecked() ? KeyboardState::RightShift: 0;
+
+  return p;
+}
+
+void Preferences::enableScanPopupToggled( bool b )
+{
+  ui.scanPopupModifiers->setEnabled( b && ui.enableScanPopupModifiers->isChecked() );
+}
+
+void Preferences::enableScanPopupModifiersToggled( bool b )
+{
+  ui.scanPopupModifiers->setEnabled( b && ui.enableScanPopup->isChecked() );
+}
+
+void Preferences::wholeAltClicked( bool b )
+{
+  if ( b )
+  {
+    ui.leftAlt->setChecked( false );
+    ui.rightAlt->setChecked( false );
+  }
+}
+
+void Preferences::wholeCtrlClicked( bool b )
+{
+  if ( b )
+  {
+    ui.leftCtrl->setChecked( false );
+    ui.rightCtrl->setChecked( false );
+  }
+}
+
+void Preferences::wholeShiftClicked( bool b )
+{
+  if ( b )
+  {
+    ui.leftShift->setChecked( false );
+    ui.rightShift->setChecked( false );
+  }
+}
+
+void Preferences::sideAltClicked( bool )
+{
+  if ( ui.leftAlt->isChecked() || ui.rightAlt->isChecked() )
+    ui.altKey->setChecked( false );
+}
+
+void Preferences::sideCtrlClicked( bool )
+{
+  if ( ui.leftCtrl->isChecked() || ui.rightCtrl->isChecked() )
+    ui.ctrlKey->setChecked( false );
+}
+
+void Preferences::sideShiftClicked( bool )
+{
+  if ( ui.leftShift->isChecked() || ui.rightShift->isChecked() )
+    ui.shiftKey->setChecked( false );
+}
diff --git a/src/preferences.hh b/src/preferences.hh
new file mode 100644
index 00000000..ccab0390
--- /dev/null
+++ b/src/preferences.hh
@@ -0,0 +1,38 @@
+#ifndef __PREFERENCES_HH_INCLUDED__
+#define __PREFERENCES_HH_INCLUDED__
+
+#include <QDialog>
+#include "config.hh"
+#include "ui_preferences.h"
+
+/// Preferences dialog -- allows changing various program options.
+class Preferences: public QDialog
+{
+  Q_OBJECT
+
+public:
+
+  Preferences( QWidget * parent, Config::Preferences const & );
+
+  Config::Preferences getPreferences();
+
+private:
+
+  Ui::Preferences ui;
+
+private slots:
+
+  void enableScanPopupToggled( bool );
+  void enableScanPopupModifiersToggled( bool );
+
+  void wholeAltClicked( bool );
+  void wholeCtrlClicked( bool );
+  void wholeShiftClicked( bool );
+
+  void sideAltClicked( bool );
+  void sideCtrlClicked( bool );
+  void sideShiftClicked( bool );
+};
+
+#endif
+
diff --git a/src/preferences.ui b/src/preferences.ui
new file mode 100644
index 00000000..fa3dea00
--- /dev/null
+++ b/src/preferences.ui
@@ -0,0 +1,316 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>Preferences</class>
+ <widget class="QDialog" name="Preferences">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>400</width>
+    <height>395</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Preferences</string>
+  </property>
+  <property name="modal">
+   <bool>true</bool>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout_2">
+   <item>
+    <widget class="QGroupBox" name="enableTrayIcon">
+     <property name="toolTip">
+      <string>When enabled, an icon appears in the sytem tray area which can be used
+to open main window and perform other tasks.</string>
+     </property>
+     <property name="title">
+      <string>Enable system tray icon</string>
+     </property>
+     <property name="alignment">
+      <set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignVCenter</set>
+     </property>
+     <property name="flat">
+      <bool>false</bool>
+     </property>
+     <property name="checkable">
+      <bool>true</bool>
+     </property>
+     <property name="checked">
+      <bool>false</bool>
+     </property>
+     <layout class="QVBoxLayout" name="verticalLayout">
+      <item>
+       <widget class="QCheckBox" name="startToTray">
+        <property name="toolTip">
+         <string>With this on, the application starts directly to system tray without showing
+its main window.</string>
+        </property>
+        <property name="text">
+         <string>Start to system tray</string>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QCheckBox" name="closeToTray">
+        <property name="toolTip">
+         <string>With this on, an attempt to close main window would hide it instead of closing
+the application.</string>
+        </property>
+        <property name="text">
+         <string>Close to system tray</string>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item>
+    <widget class="QGroupBox" name="enableScanPopup">
+     <property name="toolTip">
+      <string>When enabled, a translation popup window would be shown each time
+you point your mouse on any word on the screen (Windows) or select
+any word with mouse (Linux). When enabled, you can switch it on and
+off from main window or tray icon.</string>
+     </property>
+     <property name="title">
+      <string>Scan popup functionality</string>
+     </property>
+     <property name="checkable">
+      <bool>true</bool>
+     </property>
+     <property name="checked">
+      <bool>false</bool>
+     </property>
+     <layout class="QVBoxLayout" name="verticalLayout_4">
+      <item>
+       <widget class="QCheckBox" name="enableScanPopupModifiers">
+        <property name="toolTip">
+         <string>With this enabled, the popup would only show up if all chosen keys are
+in the pressed state when the word selection changes.</string>
+        </property>
+        <property name="text">
+         <string>Only show popup when all selected keys are kept pressed:</string>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QFrame" name="scanPopupModifiers">
+        <property name="frameShape">
+         <enum>QFrame::NoFrame</enum>
+        </property>
+        <property name="frameShadow">
+         <enum>QFrame::Plain</enum>
+        </property>
+        <property name="lineWidth">
+         <number>0</number>
+        </property>
+        <layout class="QVBoxLayout" name="verticalLayout_5">
+         <property name="margin">
+          <number>0</number>
+         </property>
+         <item>
+          <layout class="QHBoxLayout" name="horizontalLayout">
+           <item>
+            <spacer name="horizontalSpacer">
+             <property name="orientation">
+              <enum>Qt::Horizontal</enum>
+             </property>
+             <property name="sizeHint" stdset="0">
+              <size>
+               <width>40</width>
+               <height>20</height>
+              </size>
+             </property>
+            </spacer>
+           </item>
+           <item>
+            <layout class="QGridLayout" name="gridLayout">
+             <item row="1" column="1">
+              <widget class="QCheckBox" name="leftCtrl">
+               <property name="toolTip">
+                <string>Left Ctrl only</string>
+               </property>
+               <property name="text">
+                <string>Left Ctrl</string>
+               </property>
+              </widget>
+             </item>
+             <item row="2" column="2">
+              <widget class="QCheckBox" name="rightShift">
+               <property name="toolTip">
+                <string>Right Shift only</string>
+               </property>
+               <property name="text">
+                <string>Right Shift</string>
+               </property>
+              </widget>
+             </item>
+             <item row="0" column="0">
+              <widget class="QCheckBox" name="altKey">
+               <property name="toolTip">
+                <string>Alt key</string>
+               </property>
+               <property name="text">
+                <string>Alt</string>
+               </property>
+              </widget>
+             </item>
+             <item row="0" column="1">
+              <widget class="QCheckBox" name="ctrlKey">
+               <property name="toolTip">
+                <string>Ctrl key</string>
+               </property>
+               <property name="text">
+                <string>Ctrl</string>
+               </property>
+              </widget>
+             </item>
+             <item row="1" column="0">
+              <widget class="QCheckBox" name="leftAlt">
+               <property name="toolTip">
+                <string>Left Alt only</string>
+               </property>
+               <property name="text">
+                <string>Left Alt</string>
+               </property>
+              </widget>
+             </item>
+             <item row="0" column="2">
+              <widget class="QCheckBox" name="shiftKey">
+               <property name="toolTip">
+                <string>Shift key</string>
+               </property>
+               <property name="text">
+                <string>Shift</string>
+               </property>
+              </widget>
+             </item>
+             <item row="2" column="0">
+              <widget class="QCheckBox" name="rightAlt">
+               <property name="toolTip">
+                <string>Right Alt only</string>
+               </property>
+               <property name="text">
+                <string>Right Alt</string>
+               </property>
+              </widget>
+             </item>
+             <item row="2" column="1">
+              <widget class="QCheckBox" name="rightCtrl">
+               <property name="toolTip">
+                <string>Right Ctrl only</string>
+               </property>
+               <property name="text">
+                <string>Right Ctrl</string>
+               </property>
+              </widget>
+             </item>
+             <item row="1" column="2">
+              <widget class="QCheckBox" name="leftShift">
+               <property name="toolTip">
+                <string>Left Shift only</string>
+               </property>
+               <property name="text">
+                <string>Left Shift</string>
+               </property>
+              </widget>
+             </item>
+             <item row="0" column="3">
+              <widget class="QCheckBox" name="winKey">
+               <property name="toolTip">
+                <string>Windows key or Meta key</string>
+               </property>
+               <property name="text">
+                <string>Win/Meta</string>
+               </property>
+              </widget>
+             </item>
+            </layout>
+           </item>
+           <item>
+            <widget class="QFrame" name="frame">
+             <property name="frameShape">
+              <enum>QFrame::NoFrame</enum>
+             </property>
+             <property name="frameShadow">
+              <enum>QFrame::Raised</enum>
+             </property>
+             <property name="lineWidth">
+              <number>0</number>
+             </property>
+             <layout class="QVBoxLayout" name="verticalLayout_3">
+              <property name="margin">
+               <number>0</number>
+              </property>
+             </layout>
+            </widget>
+           </item>
+          </layout>
+         </item>
+        </layout>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item>
+    <spacer name="verticalSpacer">
+     <property name="orientation">
+      <enum>Qt::Vertical</enum>
+     </property>
+     <property name="sizeHint" stdset="0">
+      <size>
+       <width>20</width>
+       <height>40</height>
+      </size>
+     </property>
+    </spacer>
+   </item>
+   <item>
+    <widget class="QDialogButtonBox" name="buttonBox">
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+     <property name="standardButtons">
+      <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
+     </property>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>accepted()</signal>
+   <receiver>Preferences</receiver>
+   <slot>accept()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>248</x>
+     <y>254</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>157</x>
+     <y>274</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>rejected()</signal>
+   <receiver>Preferences</receiver>
+   <slot>reject()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>316</x>
+     <y>260</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>286</x>
+     <y>274</y>
+    </hint>
+   </hints>
+  </connection>
+ </connections>
+</ui>
diff --git a/src/resources.qrc b/src/resources.qrc
index 2e7c92d6..9f43c0d3 100644
--- a/src/resources.qrc
+++ b/src/resources.qrc
@@ -8,5 +8,6 @@
     <file>icons/addtab.png</file>
     <file>icons/next.png</file>
     <file>icons/previous.png</file>
+    <file>icons/programicon.png</file>
   </qresource>
 </RCC>
diff --git a/src/scanpopup.cc b/src/scanpopup.cc
index 57f4fc90..be3bcf5d 100644
--- a/src/scanpopup.cc
+++ b/src/scanpopup.cc
@@ -13,10 +13,12 @@
 using std::wstring;
 
 ScanPopup::ScanPopup( QWidget * parent,
-                      ArticleNetworkAccessManager & articleNetMgr,
+                      Config::Class const & cfg_,
+                      ArticleNetworkAccessManager & articleNetMgr,                      
                       std::vector< sptr< Dictionary::Class > > const & allDictionaries_,
                       Instances::Groups const & groups_ ):
   QDialog( parent ),
+  cfg( cfg_ ),
   allDictionaries( allDictionaries_ ),
   groups( groups_ ),
   wordFinder( this )
@@ -81,23 +83,23 @@ void ScanPopup::mouseHovered( QString const & str )
 
 void ScanPopup::handleInputWord( QString const & str )
 {
+  if ( !cfg.preferences.enableScanPopup )
+    return;
+
   // Check key modifiers
 
-#ifdef Q_OS_WIN32
-  if ( !checkModifiersPressed( Ctrl ) )
+  if ( cfg.preferences.enableScanPopupModifiers &&
+       !checkModifiersPressed( cfg.preferences.scanPopupModifiers ) )
     return;
-#else
-  if ( !checkModifiersPressed( Win ) )
-    return;
-#endif
 
   inputWord = str.trimmed();
 
   if ( !inputWord.size() )
     return;
 
-  setWindowTitle( inputWord );
-  ui.word->setText( inputWord );
+  /// Too large strings make window expand which is probably not what user
+  /// wants
+  ui.word->setText( elideInputWord() );
 
   if ( !isVisible() )
   {
@@ -113,6 +115,12 @@ void ScanPopup::handleInputWord( QString const & str )
   initiateTranslation();
 }
 
+QString ScanPopup::elideInputWord()
+{
+  return inputWord.size() > 32 ? inputWord.mid( 0, 32 ) + "..." : inputWord;
+}
+
+
 void ScanPopup::currentGroupChanged( QString const & )
 {
   if ( isVisible() )
@@ -236,7 +244,10 @@ void ScanPopup::initialWordClicked()
 void ScanPopup::pinButtonClicked( bool checked )
 {
   if ( checked )
-    setWindowFlags( Qt::Dialog  );
+  {
+    setWindowFlags( Qt::Dialog );
+    setWindowTitle( elideInputWord() );
+  }
   else
     setWindowFlags( Qt::Popup );
 
diff --git a/src/scanpopup.hh b/src/scanpopup.hh
index b4d09b91..007141db 100644
--- a/src/scanpopup.hh
+++ b/src/scanpopup.hh
@@ -8,6 +8,7 @@
 #include "articleview.hh"
 #include "wordfinder.hh"
 #include "keyboardstate.hh"
+#include "config.hh"
 #include "ui_scanpopup.h"
 #include <QDialog>
 #include <QClipboard>
@@ -21,12 +22,14 @@ class ScanPopup: public QDialog, KeyboardState
 public:
 
   ScanPopup( QWidget * parent,
+             Config::Class const & cfg,
              ArticleNetworkAccessManager &,
              std::vector< sptr< Dictionary::Class > > const & allDictionaries,
              Instances::Groups const & );
 
 private:
 
+  Config::Class const & cfg;
   std::vector< sptr< Dictionary::Class > > const & allDictionaries;
   Instances::Groups const & groups;
   Ui::ScanPopup ui;
@@ -45,6 +48,9 @@ private:
 
   void popupWordlist( vector< QString > const &, QToolButton * button );
 
+  /// Returns inputWord, chopped with appended ... if it's too long/
+  QString elideInputWord();
+
 private slots:
 
   void clipboardChanged( QClipboard::Mode );