+! Those were meant to be commited as a part of the previous commit.

src/hotkeyedit.cc

@@ -0,0 +1,118 @@
+/* This file is (c) 2008-2009 Konstantin Isakov <ikm@users.berlios.de>
+ * Part of GoldenDict. Licensed under GPLv3 or later, see the LICENSE file */
+
+#include "hotkeyedit.hh"
+#include <QKeyEvent>
+
+HotKeyEdit::HotKeyEdit( QWidget * parent ):
+  QLineEdit( parent ),
+  currentModifiers( 0 ), currentKey1( 0 ), currentKey2( 0 ),
+  continuingCombo( false )
+{
+  renderCurrentValue();
+}
+
+void HotKeyEdit::setHotKey( Config::HotKey const & hk )
+{
+  currentModifiers = hk.modifiers;
+  currentKey1 = hk.key1;
+  currentKey2 = hk.key2;
+
+  renderCurrentValue();
+}
+
+Config::HotKey HotKeyEdit::getHotKey() const
+{
+  Config::HotKey hk;
+
+  hk.modifiers = currentModifiers;
+  hk.key1 = currentKey1;
+  hk.key2 = currentKey2;
+
+  return hk;
+}
+
+void HotKeyEdit::renderCurrentValue()
+{
+  QString result;
+
+  if ( currentKey1 )
+  {
+    result = QKeySequence( currentKey1 | currentModifiers ).toString( QKeySequence::PortableText );
+
+    if ( currentKey2 )
+     result += "+" + QKeySequence( currentKey2 ).toString( QKeySequence::PortableText );
+  }
+
+  setText( result );
+}
+
+void HotKeyEdit::keyPressEvent( QKeyEvent * event )
+{
+  int key = event->key();
+
+  switch( key )
+  {
+    case 0:
+    case Qt::Key_unknown:
+    case Qt::Key_Shift:
+    case Qt::Key_Control:
+    case Qt::Key_Meta:
+    case Qt::Key_Alt:
+    case Qt::Key_AltGr:
+      continuingCombo = false;
+      QLineEdit::keyPressEvent( event );
+    break;
+
+    default:
+    {
+      if ( !event->modifiers() &&
+           ( ( key == Qt::Key_Backspace ) || ( key == Qt::Key_Delete  ) ) )
+      {
+        // Delete current combo
+        currentKey1 = 0;
+        currentKey2 = 0;
+        currentModifiers = 0;
+        continuingCombo = false;
+      }
+      else
+      if ( !continuingCombo )
+      {
+        if ( event->modifiers() || event->text().isEmpty() ) // Don't allow plain letters
+        {
+          currentKey2 = 0;
+          currentKey1 = key;
+          currentModifiers = event->modifiers();
+          continuingCombo = true;
+        }
+      }
+      else
+      {
+        currentKey2 = key;
+        continuingCombo = false;
+      }
+
+      renderCurrentValue();
+    }
+    break;
+  }
+}
+
+void HotKeyEdit::keyReleaseEvent( QKeyEvent * event )
+{
+  switch( event->key() )
+  {
+    case 0:
+    case Qt::Key_unknown:
+    case Qt::Key_Shift:
+    case Qt::Key_Control:
+    case Qt::Key_Meta:
+    case Qt::Key_Alt:
+    case Qt::Key_AltGr:
+      continuingCombo = false;
+    break;
+  }
+
+  QLineEdit::keyReleaseEvent( event );
+}
+

src/hotkeyedit.hh

@@ -0,0 +1,37 @@
+/* This file is (c) 2008-2009 Konstantin Isakov <ikm@users.berlios.de>
+ * Part of GoldenDict. Licensed under GPLv3 or later, see the LICENSE file */
+
+#ifndef __HOTKEYEDIT_HH_INCLUDED__
+#define __HOTKEYEDIT_HH_INCLUDED__
+
+#include "config.hh"
+#include <QLineEdit>
+
+// This widget allows grabbing a hotkey
+class HotKeyEdit: public QLineEdit
+{
+  Q_OBJECT
+
+  Qt::KeyboardModifiers currentModifiers;
+  int currentKey1, currentKey2;
+
+  bool continuingCombo;
+
+public:
+
+  HotKeyEdit( QWidget * parent = 0 );
+
+  void setHotKey( Config::HotKey const & );
+  Config::HotKey getHotKey() const;
+
+protected:
+
+  void keyPressEvent( QKeyEvent * event );
+  void keyReleaseEvent( QKeyEvent * event );
+
+private:
+
+  void renderCurrentValue();
+};
+
+#endif