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