/*************************************************************************** * Copyright (C) 2003 by Martin Koller * * m.koller@surfeu.at * * This file is part of the TDE Control Center Module for Joysticks * * * * This program is free software; you can redistribute it and/or modify * * it under the terms of the GNU General Public License as published by * * the Free Software Foundation; either version 2 of the License, or * * (at your option) any later version. * * * * This program 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 General Public License for more details. * * * * You should have received a copy of the GNU General Public License * * along with this program; if not, write to the * * Free Software Foundation, Inc., * * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * ***************************************************************************/ #include "joywidget.h" #include "joydevice.h" #include "poswidget.h" #include "caldialog.h" #include #include #include #include #include #include #include #include #include #include #include #include #include #include //-------------------------------------------------------------- static TQString PRESSED = I18N_NOOP("PRESSED"); //-------------------------------------------------------------- JoyWidget::JoyWidget(TQWidget *parent, const char *name) : TQWidget(parent, name), idle(0), joydev(0) { TQVBox *mainVbox = new TQVBox(parent); mainVbox->setSpacing(KDialog::spacingHint()); // create area to show an icon + message if no joystick was detected { messageBox = new TQHBox(mainVbox); messageBox->setSpacing(KDialog::spacingHint()); TQLabel *icon = new TQLabel(messageBox); icon->setPixmap(KGlobal::iconLoader()->loadIcon("messagebox_warning", KIcon::NoGroup, KIcon::SizeMedium, KIcon::DefaultState, 0, true)); icon->setFixedSize(icon->sizeHint()); message = new TQLabel(messageBox); messageBox->hide(); } TQHBox *devHbox = new TQHBox(mainVbox); new TQLabel(i18n("Device:"), devHbox); device = new TQComboBox(true, devHbox); device->setInsertionPolicy(TQComboBox::NoInsertion); connect(device, TQT_SIGNAL(activated(const TQString &)), this, TQT_SLOT(deviceChanged(const TQString &))); devHbox->setStretchFactor(device, 3); TQHBox *hbox = new TQHBox(mainVbox); hbox->setSpacing(KDialog::spacingHint()); TQVBox *vboxLeft = new TQVBox(hbox); vboxLeft->setSpacing(KDialog::spacingHint()); new TQLabel(i18n("Position:"), vboxLeft); xyPos = new PosWidget(vboxLeft); trace = new TQCheckBox(i18n("Show trace"), mainVbox); connect(trace, TQT_SIGNAL(toggled(bool)), this, TQT_SLOT(traceChanged(bool))); TQVBox *vboxMid = new TQVBox(hbox); vboxMid->setSpacing(KDialog::spacingHint()); TQVBox *vboxRight = new TQVBox(hbox); vboxRight->setSpacing(KDialog::spacingHint()); // calculate the column width we need TQFontMetrics fm(font()); int colWidth = QMAX(fm.width(PRESSED), fm.width("-32767")) + 10; // -32767 largest string new TQLabel(i18n("Buttons:"), vboxMid); buttonTbl = new TQTable(0, 1, vboxMid); buttonTbl->setReadOnly(true); buttonTbl->horizontalHeader()->setLabel(0, i18n("State")); buttonTbl->horizontalHeader()->setClickEnabled(false); buttonTbl->horizontalHeader()->setResizeEnabled(false); buttonTbl->verticalHeader()->setClickEnabled(false); buttonTbl->verticalHeader()->setResizeEnabled(false); buttonTbl->setColumnWidth(0, colWidth); new TQLabel(i18n("Axes:"), vboxRight); axesTbl = new TQTable(0, 1, vboxRight); axesTbl->setReadOnly(true); axesTbl->horizontalHeader()->setLabel(0, i18n("Value")); axesTbl->horizontalHeader()->setClickEnabled(false); axesTbl->horizontalHeader()->setResizeEnabled(false); axesTbl->verticalHeader()->setClickEnabled(false); axesTbl->verticalHeader()->setResizeEnabled(false); axesTbl->setColumnWidth(0, colWidth); // calibrate button calibrate = new TQPushButton(i18n("Calibrate"), mainVbox); connect(calibrate, TQT_SIGNAL(clicked()), this, TQT_SLOT(calibrateDevice())); calibrate->setEnabled(false); // set up a timer for idle processing of joystick events idle = new TQTimer(this); connect(idle, TQT_SIGNAL(timeout()), this, TQT_SLOT(checkDevice())); // check which devicefiles we have init(); vboxLeft->adjustSize(); vboxMid->adjustSize(); vboxRight->adjustSize(); hbox->adjustSize(); mainVbox->adjustSize(); setMinimumSize(mainVbox->size()); } //-------------------------------------------------------------- JoyWidget::~JoyWidget() { delete joydev; } //-------------------------------------------------------------- void JoyWidget::init() { // check which devicefiles we have int i; bool first = true; char dev[30]; device->clear(); buttonTbl->setNumRows(0); axesTbl->setNumRows(0); for (i = 0; i < 5; i++) // check the first 5 devices { sprintf(dev, "/dev/js%d", i); // first look in /dev JoyDevice *joy = new JoyDevice(dev); if ( joy->open() != JoyDevice::SUCCESS ) { delete joy; sprintf(dev, "/dev/input/js%d", i); // then look in /dev/input joy = new JoyDevice(dev); if ( joy->open() != JoyDevice::SUCCESS ) { delete joy; continue; // try next number } } // we found one device->insertItem(TQString("%1 (%2)").arg(joy->text()).arg(joy->device())); // display values for first device if ( first ) { showDeviceProps(joy); // this sets the joy object into this->joydev first = false; } else delete joy; } /* KDE 4: Remove this check(and i18n) when all KCM wrappers properly test modules */ if ( device->count() == 0 ) { messageBox->show(); message->setText(TQString("%1").arg( i18n("No joystick device automatically found on this computer.
" "Checks were done in /dev/js[0-4] and /dev/input/js[0-4]
" "If you know that there is one attached, please enter the correct device file."))); } } //-------------------------------------------------------------- void JoyWidget::traceChanged(bool state) { xyPos->showTrace(state); } //-------------------------------------------------------------- void JoyWidget::restoreCurrDev() { if ( !joydev ) // no device open { device->setCurrentText(""); calibrate->setEnabled(false); } else { // try to find the current open device in the combobox list TQListBoxItem *item; item = device->listBox()->findItem(joydev->device(), TQt::Contains); if ( !item ) // the current open device is one the user entered (not in the list) device->setCurrentText(joydev->device()); else device->setCurrentText(item->text()); } } //-------------------------------------------------------------- void JoyWidget::deviceChanged(const TQString &dev) { // find "/dev" in given string int start, stop; TQString devName; if ( (start = dev.find("/dev")) == -1 ) { KMessageBox::sorry(this, i18n("The given device name is invalid (does not contain /dev).\n" "Please select a device from the list or\n" "enter a device file, like /dev/js0."), i18n("Unknown Device")); restoreCurrDev(); return; } if ( (stop = dev.find(")", start)) != -1 ) // seems to be text selected from our list devName = dev.mid(start, stop - start); else devName = dev.mid(start); if ( joydev && (devName == joydev->device()) ) return; // user selected the current device; ignore it JoyDevice *joy = new JoyDevice(devName); JoyDevice::ErrorCode ret = joy->open(); if ( ret != JoyDevice::SUCCESS ) { KMessageBox::error(this, joy->errText(ret), i18n("Device Error")); delete joy; restoreCurrDev(); return; } showDeviceProps(joy); } //-------------------------------------------------------------- void JoyWidget::showDeviceProps(JoyDevice *joy) { joydev = joy; buttonTbl->setNumRows(joydev->numButtons()); axesTbl->setNumRows(joydev->numAxes()); if ( joydev->numAxes() >= 2 ) { axesTbl->verticalHeader()->setLabel(0, "1(x)"); axesTbl->verticalHeader()->setLabel(1, "2(y)"); } calibrate->setEnabled(true); idle->start(0); // make both tables use the same space for header; this looks nicer buttonTbl->setLeftMargin(QMAX(buttonTbl->verticalHeader()->width(), axesTbl->verticalHeader()->width())); axesTbl->setLeftMargin(buttonTbl->verticalHeader()->width()); } //-------------------------------------------------------------- void JoyWidget::checkDevice() { if ( !joydev ) return; // no open device yet JoyDevice::EventType type; int number, value; if ( !joydev->getEvent(type, number, value) ) return; if ( type == JoyDevice::BUTTON ) { if ( value == 0 ) // button release buttonTbl->setText(number, 0, "-"); else buttonTbl->setText(number, 0, PRESSED); } if ( type == JoyDevice::AXIS ) { if ( number == 0 ) // x-axis xyPos->changeX(value); if ( number == 1 ) // y-axis xyPos->changeY(value); axesTbl->setText(number, 0, TQString("%1").arg(int(value))); } } //-------------------------------------------------------------- void JoyWidget::calibrateDevice() { if ( !joydev ) return; // just to be save JoyDevice::ErrorCode ret = joydev->initCalibration(); if ( ret != JoyDevice::SUCCESS ) { KMessageBox::error(this, joydev->errText(ret), i18n("Communication Error")); return; } if ( KMessageBox::messageBox(this, KMessageBox::Information, i18n("Calibration is about to check the precision.

" "Please move all axes to their center position and then " "do not touch the joystick anymore.

" "Click OK to start the calibration."), i18n("Calibration"), KStdGuiItem::ok(), KStdGuiItem::cancel()) != KMessageBox::Ok ) return; idle->stop(); // stop the joystick event getting; this must be done inside the calibrate dialog CalDialog dlg(this, joydev); dlg.calibrate(); // user cancelled somewhere during calibration, therefore the device is in a bad state if ( dlg.result() == TQDialog::Rejected ) joydev->restoreCorr(); idle->start(0); // continue with event getting } //-------------------------------------------------------------- void JoyWidget::resetCalibration() { if ( !joydev ) return; // just to be save JoyDevice::ErrorCode ret = joydev->restoreCorr(); if ( ret != JoyDevice::SUCCESS ) { KMessageBox::error(this, joydev->errText(ret), i18n("Communication Error")); } else { KMessageBox::information(this, i18n("Restored all calibration values for joystick device %1.").arg(joydev->device()), i18n("Calibration Success")); } } //-------------------------------------------------------------- #include "joywidget.moc"