/* This file is (c) 2008-2012 Konstantin Isakov <ikm@goldendict.org> * 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::NativeText ); if ( currentKey2 ) result += "+" + QKeySequence( currentKey2 ).toString( QKeySequence::NativeText ); } setText( result ); } void HotKeyEdit::keyPressEvent( QKeyEvent * event ) { int key = event->key(); Qt::KeyboardModifiers modifiers = event->modifiers() & ~Qt::KeypadModifier; 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 ( !modifiers && ( ( key == Qt::Key_Backspace ) || ( key == Qt::Key_Delete ) ) ) { // Delete current combo currentKey1 = 0; currentKey2 = 0; currentModifiers = 0; continuingCombo = false; } else if ( !continuingCombo ) { if ( modifiers || event->text().isEmpty() ) // Don't allow plain letters { currentKey2 = 0; currentKey1 = key; currentModifiers = 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 ); }