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216 lines
8.8 KiB
216 lines
8.8 KiB
/*
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* KMix -- KDE's full featured mini mixer
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*
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*
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* Copyright (C) 2004 Christian Esken <esken@kde.org>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (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 GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this program; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include "tqcolor.h"
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#include "tqwidget.h"
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#include "tqstring.h"
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//#include <kdebug.h>
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#include <kglobalaccel.h>
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#include <tdelocale.h>
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#include "mdwslider.h"
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#include "mdwswitch.h"
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#include "mixdevicewidget.h"
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#include "mixdevice.h"
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#include "mixer.h"
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#include "kmixtoolbox.h"
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/***********************************************************************************
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KMixToolbox contains several GUI relevant methods that are shared between the
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KMix Main Program, and the KMix Applet.
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kmixctrl - as not non-GUI application - does NOT link to KMixToolBox.
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This means: Shared GUI stuff goes into the KMixToolBox class , non-GUI stuff goes
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into the MixerToolBox class.
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***********************************************************************************/
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void KMixToolBox::setIcons(TQPtrList<TQWidget> &mdws, bool on ) {
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for ( TQWidget *qmdw=mdws.first(); qmdw!=0; qmdw=mdws.next() ) {
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if ( qmdw->inherits("MixDeviceWidget") ) { // -<- play safe here
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static_cast<MixDeviceWidget*>(qmdw)->setIcons( on );
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}
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}
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}
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void KMixToolBox::setLabels(TQPtrList<TQWidget> &mdws, bool on ) {
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TQWidget *qmdw;
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for ( qmdw=mdws.first(); qmdw != 0; qmdw=mdws.next() ) {
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if ( qmdw->inherits("MixDeviceWidget") ) { // -<- play safe here
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static_cast<MixDeviceWidget*>(qmdw)->setLabeled( on );
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}
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}
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}
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void KMixToolBox::setTicks(TQPtrList<TQWidget> &mdws, bool on ) {
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TQWidget *qmdw;
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for ( qmdw=mdws.first(); qmdw != 0; qmdw=mdws.next() ) {
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if ( qmdw->inherits("MixDeviceWidget") ) { // -<- in reality it is only in MDWSlider
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static_cast<MixDeviceWidget*>(qmdw)->setTicks( on );
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}
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}
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}
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void KMixToolBox::setValueStyle(TQPtrList<TQWidget> &mdws, int vs ) {
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TQWidget *qmdw;
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for ( qmdw=mdws.first(); qmdw != 0; qmdw=mdws.next() ) {
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if ( qmdw->inherits("MixDeviceWidget") ) { // -<- in reality it is only in MDWSlider
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static_cast<MixDeviceWidget*>(qmdw)->setValueStyle( (MixDeviceWidget::ValueStyle) vs );
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}
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}
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}
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void KMixToolBox::loadConfig(TQPtrList<TQWidget> &mdws, TDEConfig *config, const TQString &grp, const TQString &viewPrefix) {
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int n = 0;
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config->setGroup( grp );
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int num = config->readNumEntry( viewPrefix + ".Devs", 0);
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for ( TQWidget *qmdw=mdws.first(); qmdw!=0 && n<num; qmdw=mdws.next() ) {
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if ( qmdw->inherits("MixDeviceWidget") ) { // -<- play safe here
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MixDeviceWidget* mdw = static_cast<MixDeviceWidget*>(qmdw);
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TQString devgrp;
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/*
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* Compatibility config loader! We use the old config group only, if the
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* new one does not exist.
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* The new group system has been introduced, because it accounts much
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* better for soundcard driver updates (if numbering changes, or semantics
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* of an ID changes like ALSA changing from "Disable Amplifier" to "External Amplifier").
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*/
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// !!! check
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devgrp.sprintf( "%s.%s.Dev%s", viewPrefix.ascii(), grp.ascii(), mdw->mixDevice()->getPK().ascii() );
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/**
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Find an appropriate group name for capture GUI elements.
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We try devgrp.append(".Capture")
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If it doesn't exist, we fall back to devgrp.
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This is the second compatibility measure, and was introduced for KDE3.5.2.
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*/
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if ( mdw->mixDevice()->getVolume().isCapture() ) {
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/* A "capture" GUI element must save its own state. Otherwise playback and capture
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properties would be written twice under the same name. This would mean, when
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restoring, both would get the same value. This is bad, because hidden sliders will re-appear
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after restart of KMix, and a lot of other nasty GUI-related problems.
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So we add ".Capture" to the group name.
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See bug 121451 "KMix panel applet shows broken duplicates of bass, treble sliders"
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The name should have been set in the backend class, but we REALLY cannot do this for KDE3.5.x. !!
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This issue will be fixed in KDE4 by the great config cleanup.
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*/
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TQString devgrpTmp(devgrp);
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devgrpTmp.append(".Capture");
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if ( config->hasGroup(devgrpTmp) ) {
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// Group for capture device exists => take over the name
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devgrp = devgrpTmp;
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}
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else {
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// do nothing => keep old name (devgrp).
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// Saving wil autmatically create the group 'devgrp.append(".Capture")'
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kdDebug(67100) << "KMixToolBox::loadConfig() capture fallback activcated. Fallback group is " << devgrp << endl;
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}
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} // isCapture()
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if ( ! config->hasGroup(devgrp) ) {
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// fall back to old-Style configuration (KMix2.1 and earlier)
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devgrp.sprintf( "%s.%s.Dev%i", viewPrefix.ascii(), grp.ascii(), n );
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// this configuration group will be deleted when config is saved
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}
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config->setGroup( devgrp );
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if ( qmdw->inherits("MixDeviceWidget") ) { // -<- in reality it is only in MDWSlider
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// only sliders have the ability to split apart in mutliple channels
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bool splitChannels = config->readBoolEntry("Split", false);
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mdw->setStereoLinked( !splitChannels );
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}
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mdw->setDisabled( !config->readBoolEntry("Show", true) );
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TDEGlobalAccel *keys=mdw->keys();
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if ( keys )
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{
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TQString devgrpkeys;
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devgrpkeys.sprintf( "%s.%s.Dev%i.keys", viewPrefix.ascii(), grp.ascii(), n );
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//kdDebug(67100) << "KMixToolBox::loadConfig() load Keys " << devgrpkeys << endl;
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// please see KMixToolBox::saveConfig() for some rambling about saving/loading Keys
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keys->setConfigGroup(devgrpkeys);
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keys->readSettings(config);
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keys->updateConnections();
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}
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n++;
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} // if it is a MixDeviceWidget
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} // for all widgets
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}
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void KMixToolBox::saveConfig(TQPtrList<TQWidget> &mdws, TDEConfig *config, const TQString &grp, const TQString &viewPrefix) {
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config->setGroup( grp );
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config->writeEntry( viewPrefix + ".Devs", mdws.count() );
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int n=0;
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for ( TQWidget *qmdw=mdws.first(); qmdw!=0; qmdw=mdws.next() ) {
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if ( qmdw->inherits("MixDeviceWidget") ) { // -<- play safe here
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MixDeviceWidget* mdw = static_cast<MixDeviceWidget*>(qmdw);
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TQString devgrp;
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devgrp.sprintf( "%s.%s.Dev%i", viewPrefix.ascii(), grp.ascii(), n );
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if ( ! config->hasGroup(devgrp) ) {
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// old-Style configuration (KMix2.1 and earlier => remove now unused group
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config->deleteGroup(devgrp);
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}
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devgrp.sprintf( "%s.%s.Dev%s", viewPrefix.ascii(), grp.ascii(), mdw->mixDevice()->getPK().ascii() );
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//devgrp.sprintf( "%s.%s.Dev%i", viewPrefix.ascii(), grp.ascii(), n );
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if ( mdw->mixDevice()->getVolume().isCapture() ) {
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/* see loadConfig() for the rationale of having an own name for capture devices. */
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devgrp.append(".Capture");
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} // isCapture()
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config->setGroup( devgrp );
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if ( qmdw->inherits("MixDeviceWidget") ) { // -<- in reality it is only in MDWSlider
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// only sliders have the ability to split apart in mutliple channels
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config->writeEntry( "Split", ! mdw->isStereoLinked() );
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}
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config->writeEntry( "Show" , ! mdw->isDisabled() );
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// Save key bindings
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/*
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Implementation hint: Conceptually keys SHOULD be bound to the actual hardware, and not
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to one GUI representation. Both work, but it COULD confuse users, if we have multiple
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GUI representations (e.g. "Dock Icon" and "Main Window").
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If you think about this aspect more deeply, you will find out that this is the case already
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today with "kmixapplet" and "kmix main application". It would really nice to rework this.
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*/
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TDEGlobalAccel *keys=mdw->keys();
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if (keys) {
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TQString devgrpkeys;
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devgrpkeys.sprintf( "%s.%s.Dev%i.keys", viewPrefix.ascii(), grp.ascii(), n );
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//kdDebug(67100) << "KMixToolBox::saveConfig() save Keys " << devgrpkeys << endl;
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keys->setConfigGroup(devgrpkeys);
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keys->writeSettings(config);
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}
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n++;
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} // if it is a MixDeviceWidget
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} // for all widgets
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}
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