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tdelibs/kdeui/kshortcutdialog.cpp

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/* This file is part of the KDE libraries
Copyright (C) 2002,2003 Ellis Whitehead <ellis@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "kshortcutdialog.h"
#include <tqvariant.h>
#ifdef Q_WS_X11
#define XK_XKB_KEYS
#define XK_MISCELLANY
#include <X11/Xlib.h> // For x11Event()
#include <X11/keysymdef.h> // For XK_...
#ifdef KeyPress
const int XKeyPress = KeyPress;
const int XKeyRelease = KeyRelease;
const int XFocusOut = FocusOut;
const int XFocusIn = FocusIn;
#undef KeyRelease
#undef KeyPress
#undef FocusOut
#undef FocusIn
#endif
#elif defined(Q_WS_WIN)
# include <kkeyserver.h>
#endif
#include <kshortcutdialog_simple.h>
#include <kshortcutdialog_advanced.h>
#include <tqbuttongroup.h>
#include <tqcheckbox.h>
#include <tqframe.h>
#include <tqlayout.h>
#include <tqradiobutton.h>
#include <tqtimer.h>
#include <tqvbox.h>
#include <kapplication.h>
#include <kconfig.h>
#include <kdebug.h>
#include <kglobal.h>
#include <kiconloader.h>
#include <kkeynative.h>
#include <klocale.h>
#include <kstdguiitem.h>
#include <kpushbutton.h>
bool KShortcutDialog::s_showMore = false;
KShortcutDialog::KShortcutDialog( const KShortcut& shortcut, bool bQtShortcut, TQWidget* parent, const char* name )
: KDialogBase( parent, name, true, i18n("Configure Shortcut"),
KDialogBase::Details|KDialogBase::Ok|KDialogBase::Cancel, KDialogBase::Cancel, true )
{
setButtonText(Details, i18n("Advanced"));
m_stack = new TQVBox(this);
m_stack->setMinimumWidth(360);
m_stack->setSpacing(0);
m_stack->setMargin(0);
setMainWidget(m_stack);
m_simple = new KShortcutDialogSimple(m_stack);
m_adv = new KShortcutDialogAdvanced(m_stack);
m_adv->hide();
m_bQtShortcut = bQtShortcut;
m_iSeq = 0;
m_iKey = 0;
m_ptxtCurrent = 0;
m_bRecording = false;
m_mod = 0;
m_simple->m_btnClearShortcut->setPixmap( SmallIcon( "locationbar_erase" ) );
m_adv->m_btnClearPrimary->setPixmap( SmallIcon( "locationbar_erase" ) );
m_adv->m_btnClearAlternate->setPixmap( SmallIcon( "locationbar_erase" ) );
connect(m_simple->m_btnClearShortcut, TQT_SIGNAL(clicked()),
this, TQT_SLOT(slotClearShortcut()));
connect(m_adv->m_btnClearPrimary, TQT_SIGNAL(clicked()),
this, TQT_SLOT(slotClearPrimary()));
connect(m_adv->m_btnClearAlternate, TQT_SIGNAL(clicked()),
this, TQT_SLOT(slotClearAlternate()));
connect(m_adv->m_txtPrimary, TQT_SIGNAL(clicked()),
m_adv->m_btnPrimary, TQT_SLOT(animateClick()));
connect(m_adv->m_txtAlternate, TQT_SIGNAL(clicked()),
m_adv->m_btnAlternate, TQT_SLOT(animateClick()));
connect(m_adv->m_btnPrimary, TQT_SIGNAL(clicked()),
this, TQT_SLOT(slotSelectPrimary()));
connect(m_adv->m_btnAlternate, TQT_SIGNAL(clicked()),
this, TQT_SLOT(slotSelectAlternate()));
KGuiItem ok = KStdGuiItem::ok();
ok.setText( i18n( "OK" ) );
setButtonOK( ok );
KGuiItem cancel = KStdGuiItem::cancel();
cancel.setText( i18n( "Cancel" ) );
setButtonCancel( cancel );
setShortcut( shortcut );
resize( 0, 0 );
s_showMore = KConfigGroup(KGlobal::config(), "General").readBoolEntry("ShowAlternativeShortcutConfig", s_showMore);
updateDetails();
#ifdef Q_WS_X11
kapp->installX11EventFilter( this ); // Allow button to capture X Key Events.
#endif
}
KShortcutDialog::~KShortcutDialog()
{
KConfigGroup group(KGlobal::config(), "General");
group.writeEntry("ShowAlternativeShortcutConfig", s_showMore);
}
void KShortcutDialog::setShortcut( const KShortcut & shortcut )
{
m_shortcut = shortcut;
updateShortcutDisplay();
}
void KShortcutDialog::updateShortcutDisplay()
{
TQString s[2] = { m_shortcut.seq(0).toString(), m_shortcut.seq(1).toString() };
if( m_bRecording ) {
m_ptxtCurrent->setDefault( true );
m_ptxtCurrent->setFocus();
// Display modifiers for the first key in the KKeySequence
if( m_iKey == 0 ) {
if( m_mod ) {
TQString keyModStr;
if( m_mod & KKey::WIN ) keyModStr += KKey::modFlagLabel(KKey::WIN) + "+";
if( m_mod & KKey::ALT ) keyModStr += KKey::modFlagLabel(KKey::ALT) + "+";
if( m_mod & KKey::CTRL ) keyModStr += KKey::modFlagLabel(KKey::CTRL) + "+";
if( m_mod & KKey::SHIFT ) keyModStr += KKey::modFlagLabel(KKey::SHIFT) + "+";
s[m_iSeq] = keyModStr;
}
}
// When in the middle of entering multi-key shortcuts,
// add a "," to the end of the displayed shortcut.
else
s[m_iSeq] += ",";
}
else {
m_adv->m_txtPrimary->setDefault( false );
m_adv->m_txtAlternate->setDefault( false );
this->setFocus();
}
s[0].replace('&', TQString::fromLatin1("&&"));
s[1].replace('&', TQString::fromLatin1("&&"));
m_simple->m_txtShortcut->setText( s[0] );
m_adv->m_txtPrimary->setText( s[0] );
m_adv->m_txtAlternate->setText( s[1] );
// Determine the enable state of the 'Less' button
bool bLessOk;
// If there is no shortcut defined,
if( m_shortcut.count() == 0 )
bLessOk = true;
// If there is a single shortcut defined, and it is not a multi-key shortcut,
else if( m_shortcut.count() == 1 && m_shortcut.seq(0).count() <= 1 )
bLessOk = true;
// Otherwise, we have an alternate shortcut or multi-key shortcut(s).
else
bLessOk = false;
enableButton(Details, bLessOk);
}
void KShortcutDialog::slotDetails()
{
s_showMore = (m_adv->isHidden());
updateDetails();
}
void KShortcutDialog::updateDetails()
{
bool showAdvanced = s_showMore || (m_shortcut.count() > 1);
setDetails(showAdvanced);
m_bRecording = false;
m_iSeq = 0;
m_iKey = 0;
if (showAdvanced)
{
m_simple->hide();
m_adv->show();
m_adv->m_btnPrimary->setChecked( true );
slotSelectPrimary();
}
else
{
m_ptxtCurrent = m_simple->m_txtShortcut;
m_adv->hide();
m_simple->show();
m_simple->m_txtShortcut->setDefault( true );
m_simple->m_txtShortcut->setFocus();
m_adv->m_btnMultiKey->setChecked( false );
}
kapp->processEvents();
adjustSize();
}
void KShortcutDialog::slotSelectPrimary()
{
m_bRecording = false;
m_iSeq = 0;
m_iKey = 0;
m_ptxtCurrent = m_adv->m_txtPrimary;
m_ptxtCurrent->setDefault(true);
m_ptxtCurrent->setFocus();
updateShortcutDisplay();
}
void KShortcutDialog::slotSelectAlternate()
{
m_bRecording = false;
m_iSeq = 1;
m_iKey = 0;
m_ptxtCurrent = m_adv->m_txtAlternate;
m_ptxtCurrent->setDefault(true);
m_ptxtCurrent->setFocus();
updateShortcutDisplay();
}
void KShortcutDialog::slotClearShortcut()
{
m_shortcut.setSeq( 0, KKeySequence() );
updateShortcutDisplay();
}
void KShortcutDialog::slotClearPrimary()
{
m_shortcut.setSeq( 0, KKeySequence() );
m_adv->m_btnPrimary->setChecked( true );
slotSelectPrimary();
}
void KShortcutDialog::slotClearAlternate()
{
if( m_shortcut.count() == 2 )
m_shortcut.init( m_shortcut.seq(0) );
m_adv->m_btnAlternate->setChecked( true );
slotSelectAlternate();
}
void KShortcutDialog::slotMultiKeyMode( bool bOn )
{
// If turning off multi-key mode during a recording,
if( !bOn && m_bRecording ) {
m_bRecording = false;
m_iKey = 0;
updateShortcutDisplay();
}
}
#ifdef Q_WS_X11
/* we don't use the generic Qt code on X11 because it allows us
to grab the keyboard so that all keypresses are seen
*/
bool KShortcutDialog::x11Event( XEvent *pEvent )
{
switch( pEvent->type ) {
case XKeyPress:
x11KeyPressEvent( pEvent );
return true;
case XKeyRelease:
x11KeyReleaseEvent( pEvent );
return true;
case XFocusIn:
{
XFocusInEvent *fie = (XFocusInEvent*)pEvent;
if (fie->mode != NotifyGrab && fie->mode != NotifyUngrab) {
grabKeyboard();
}
}
break;
case XFocusOut:
{
XFocusOutEvent *foe = (XFocusOutEvent*)pEvent;
if (foe->mode != NotifyGrab && foe->mode != NotifyUngrab) {
releaseKeyboard();
}
}
break;
default:
//kdDebug(125) << "x11Event->type = " << pEvent->type << endl;
break;
}
return KDialogBase::x11Event( pEvent );
}
static uint getModsFromModX( uint keyModX )
{
uint mod = 0;
if( keyModX & KKeyNative::modX(KKey::SHIFT) ) mod += KKey::SHIFT;
if( keyModX & KKeyNative::modX(KKey::CTRL) ) mod += KKey::CTRL;
if( keyModX & KKeyNative::modX(KKey::ALT) ) mod += KKey::ALT;
if( keyModX & KKeyNative::modX(KKey::WIN) ) mod += KKey::WIN;
return mod;
}
static bool convertSymXToMod( uint keySymX, uint* pmod )
{
switch( keySymX ) {
// Don't allow setting a modifier key as an accelerator.
// Also, don't release the focus yet. We'll wait until
// we get a 'normal' key.
case XK_Shift_L: case XK_Shift_R: *pmod = KKey::SHIFT; break;
case XK_Control_L: case XK_Control_R: *pmod = KKey::CTRL; break;
case XK_Alt_L: case XK_Alt_R: *pmod = KKey::ALT; break;
// FIXME: check whether the Meta or Super key are for the Win modifier
case XK_Meta_L: case XK_Meta_R:
case XK_Super_L: case XK_Super_R: *pmod = KKey::WIN; break;
case XK_Hyper_L: case XK_Hyper_R:
case XK_Mode_switch:
case XK_Num_Lock:
case XK_Caps_Lock:
break;
default:
return false;
}
return true;
}
void KShortcutDialog::x11KeyPressEvent( XEvent* pEvent )
{
KKeyNative keyNative( pEvent );
uint keyModX = keyNative.mod();
uint keySymX = keyNative.sym();
m_mod = getModsFromModX( keyModX );
if( keySymX ) {
m_bRecording = true;
uint mod = 0;
if( convertSymXToMod( keySymX, &mod ) ) {
if( mod )
m_mod |= mod;
}
else
keyPressed( KKey(keyNative) );
}
updateShortcutDisplay();
}
void KShortcutDialog::x11KeyReleaseEvent( XEvent* pEvent )
{
// We're only interested in the release of modifier keys,
// and then only when it's for the first key in a sequence.
if( m_bRecording && m_iKey == 0 ) {
KKeyNative keyNative( pEvent );
uint keyModX = keyNative.mod();
uint keySymX = keyNative.sym();
m_mod = getModsFromModX( keyModX );
uint mod = 0;
if( convertSymXToMod( keySymX, &mod ) && mod ) {
m_mod &= ~mod;
if( !m_mod )
m_bRecording = false;
}
updateShortcutDisplay();
}
}
#elif defined(Q_WS_WIN)
void KShortcutDialog::keyPressEvent( TQKeyEvent * e )
{
kdDebug() << e->text() << " " << (int)e->text()[0].latin1()<< " " << (int)e->ascii() << endl;
//if key is a letter, it must be stored as lowercase
int keyQt = TQChar( e->key() & 0xff ).isLetter() ?
(TQChar( e->key() & 0xff ).lower().latin1() | (e->key() & 0xffff00) )
: e->key();
int modQt = KKeyServer::qtButtonStateToMod( e->state() );
KKeyNative keyNative( KKey(keyQt, modQt) );
m_mod = keyNative.mod();
uint keySym = keyNative.sym();
switch( keySym ) {
case Key_Shift:
m_mod |= KKey::SHIFT;
m_bRecording = true;
break;
case Key_Control:
m_mod |= KKey::CTRL;
m_bRecording = true;
break;
case Key_Alt:
m_mod |= KKey::ALT;
m_bRecording = true;
break;
case Key_Menu:
case Key_Meta: //unused
break;
default:
if( keyNative.sym() == Key_Return && m_iKey > 0 ) {
accept();
return;
}
//accept
if (keyNative.sym()) {
KKey key = keyNative;
key.simplify();
KKeySequence seq;
if( m_iKey == 0 )
seq = key;
else {
seq = m_shortcut.seq( m_iSeq );
seq.setKey( m_iKey, key );
}
m_shortcut.setSeq( m_iSeq, seq );
if(m_adv->m_btnMultiKey->isChecked())
m_iKey++;
m_bRecording = true;
updateShortcutDisplay();
if( !m_adv->m_btnMultiKey->isChecked() )
TQTimer::singleShot(500, this, TQT_SLOT(accept()));
}
return;
}
// If we are editing the first key in the sequence,
// display modifier keys which are held down
if( m_iKey == 0 ) {
updateShortcutDisplay();
}
}
bool KShortcutDialog::event ( TQEvent * e )
{
if (e->type()==TQEvent::KeyRelease) {
int modQt = KKeyServer::qtButtonStateToMod( static_cast<TQKeyEvent*>(e)->state() );
KKeyNative keyNative( KKey(static_cast<TQKeyEvent*>(e)->key(), modQt) );
uint keySym = keyNative.sym();
bool change = true;
switch( keySym ) {
case Key_Shift:
if (m_mod & KKey::SHIFT)
m_mod ^= KKey::SHIFT;
break;
case Key_Control:
if (m_mod & KKey::CTRL)
m_mod ^= KKey::CTRL;
break;
case Key_Alt:
if (m_mod & KKey::ALT)
m_mod ^= KKey::ALT;
break;
default:
change = false;
}
if (change)
updateShortcutDisplay();
}
return KDialogBase::event(e);
}
#endif
void KShortcutDialog::keyPressed( KKey key )
{
kdDebug(125) << "keyPressed: " << key.toString() << endl;
key.simplify();
if( m_bQtShortcut ) {
key = key.keyCodeQt();
if( key.isNull() ) {
// TODO: message box about key not able to be used as application shortcut
}
}
KKeySequence seq;
if( m_iKey == 0 )
seq = key;
else {
// Remove modifiers
key.init( key.sym(), 0 );
seq = m_shortcut.seq( m_iSeq );
seq.setKey( m_iKey, key );
}
m_shortcut.setSeq( m_iSeq, seq );
m_mod = 0;
if( m_adv->m_btnMultiKey->isChecked() && m_iKey < KKeySequence::MAX_KEYS - 1 )
m_iKey++;
else {
m_iKey = 0;
m_bRecording = false;
}
updateShortcutDisplay();
if( !m_adv->m_btnMultiKey->isChecked() )
TQTimer::singleShot(500, this, TQT_SLOT(accept()));
}
#include "kshortcutdialog.moc"