~ubuntu-branches/ubuntu/natty/kdemultimedia/natty-proposed

ViewSliders::ViewSliders(QWidget* parent, const char* name, Mixer* mixer, ViewBase::ViewFlags vflags, GUIProfile *guiprof, KActionCollection *actColl)

: ViewBase(parent, name, mixer, Qt::FramelessWindowHint, vflags, guiprof, actColl)

, _layoutEnum(0)

{

if ( _vflags & ViewBase::Vertical ) {

_layoutMDW = new QVBoxLayout(this);

_layoutMDW->setAlignment(Qt::AlignLeft|Qt::AlignTop);

_layoutSliders = new QVBoxLayout();

_layoutSliders->setAlignment(Qt::AlignVCenter|Qt::AlignLeft);

}

else

{

_layoutMDW = new QHBoxLayout(this);

_layoutMDW->setAlignment(Qt::AlignHCenter|Qt::AlignTop);

_layoutSliders = new QHBoxLayout();

_layoutSliders->setAlignment(Qt::AlignHCenter|Qt::AlignTop);

// Place enums in an own box right from the sliders.

}

_layoutSliders->setContentsMargins(0,0,0,0);

_layoutSliders->setSpacing(0);

_layoutMDW->setContentsMargins(0,0,0,0);

_layoutMDW->setSpacing(0);

_layoutMDW->addItem( _layoutSliders );

setMixSet();

}

ViewSliders::~ViewSliders()

{

qDeleteAll(_separators);

}

QWidget* ViewSliders::add(MixDevice *md)

{

MixDeviceWidget *mdw;

Qt::Orientation orientation = (_vflags & ViewBase::Vertical) ? Qt::Horizontal : Qt::Vertical;

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if ( md->isEnum() ) {

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mdw = new MDWEnum(

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md, // MixDevice (parameter)

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orientation, // Orientation

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this, // parent

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this // View widget

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, md->controlProfile()

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);

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if ( _layoutEnum == 0 ) {

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// lazily creation of Layout for the first enum

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_layoutEnum = new QVBoxLayout(); // new QFormLayout();

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_layoutMDW->addLayout( _layoutEnum );

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}

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_layoutEnum->addWidget(mdw);

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} // an enum

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else {

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// add a separator before the device

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QFrame *_frm = new QFrame(this);

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if ( orientation == Qt::Vertical)

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_frm->setFrameStyle(QFrame::VLine | QFrame::Sunken);

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else

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_frm->setFrameStyle(QFrame::HLine | QFrame::Sunken);

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_separators.insert(md->id(),_frm);

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_layoutSliders->addWidget(_frm);

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mdw = new MDWSlider(

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md, // MixDevice (parameter)

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true, // Show Mute LED

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true, // Show Record LED

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false, // Small

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orientation, // Orientation

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this, // parent

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this

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, md->controlProfile()

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); // View widget

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_layoutSliders->addWidget(mdw);

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// QHBoxLayout* lay = ::qobject_cast<QHBoxLayout*>(_layoutSliders);

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// if ( lay )

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// lay->addSpacing(2);

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// else

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// qobject_cast<QVBoxLayout*>(_layoutSliders)->addSpacing(2);

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}

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return mdw;

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}

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void ViewSliders::_setMixSet()

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{

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const MixSet& mixset = _mixer->getMixSet();

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if ( _mixer->isDynamic() ) {

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// We will be recreating our sliders, so make sure we trash all the separators too.

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qDeleteAll(_separators);

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_separators.clear();

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// Our _layoutSliders now should only contain spacer widgets from the addSpacing() calls in add() above.

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// We need to trash those too otherwise all sliders gradually migrate away from the edge :p

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QLayoutItem *li;

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while ( ( li = _layoutSliders->takeAt(0) ) )

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delete li;

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}

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#ifdef TEST_MIXDEVICE_COMPOSITE

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QList<MixDevice*> mds; // For temporary test

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#endif

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// This method iterates the controls from the Profile

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// Each control is checked, whether it is also contained in the mixset, and

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// applicable for this kind of View. If yes, the control is accepted and inserted.

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foreach ( ProfControl* control, _guiprof->getControls() )

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{

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//ProfControl* control = *it;

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// The TabName of the control matches this View name (!! attention: Better use some ID, due to i18n() )

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bool isUsed = false;

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QRegExp idRegexp(control->id);

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//bool isExactRegexp = control->id.startsWith('^') && control->id.endsWith('$'); // for optimizing

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//isExactRegexp &= ( ! control->id.contains(".*") ); // For now. Might be removed in the future, as it cannot be done properly !!!

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//kDebug(67100) << "ViewSliders::setMixSet(): Check GUIProfile id==" << control->id << "\n";

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// The following for-loop could be simplified by using a std::find_if

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for ( int i=0; i<mixset.count(); i++ ) {

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MixDevice *md = mixset[i];

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if ( md->id().contains(idRegexp) )

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{

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// Match found (by name)

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if ( _mixSet->contains( md ) ) continue; // dup check

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// Now check whether subcontrols match

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bool subcontrolPlaybackWanted = (control->useSubcontrolPlayback() && md->playbackVolume().hasVolume());

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bool subcontrolCaptureWanted = (control->useSubcontrolCapture() && md->captureVolume().hasVolume());

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bool subcontrolEnumWanted = (control->useSubcontrolEnum() && md->isEnum());

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bool subcontrolWanted = subcontrolPlaybackWanted | subcontrolCaptureWanted | subcontrolEnumWanted;

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bool splitWanted = control->isSplit();

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if ( !subcontrolWanted ) continue;

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md->setControlProfile(control);

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if ( !control->name.isNull() ) {

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// Apply the custom name from the profile

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md->setReadableName(control->name); // @todo: This is the wrong place. It only applies to controls in THIS type of view

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}

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if ( !control->getSwitchtype().isNull() ) {

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if ( control->getSwitchtype() == "On" )

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md->playbackVolume().setSwitchType(Volume::OnSwitch);

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else if ( control->getSwitchtype() == "Off" )

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md->playbackVolume().setSwitchType(Volume::OffSwitch);

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}

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_mixSet->append(md);

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#ifdef TEST_MIXDEVICE_COMPOSITE

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if ( md->id() == "Front:0" || md->id() == "Surround:0") { mds.append(md); } // For temporary test

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#endif

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isUsed = true;

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// We use no "break;" ,as multiple devices could match

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//if ( isExactRegexp ) break; // Optimize! In this case, we can actually break the loop

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} // name matches

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} // loop for finding a suitable MixDevice

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if ( ! isUsed ) {

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// There is something in the Profile, that doesn't correspond to a Mixer control

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//kDebug(67100) << "ViewSliders::setMixSet(): No such control '" << control->id << "'in the mixer . Please check the GUIProfile\n";

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}

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} // iteration over all controls from the Profile

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#ifdef TEST_MIXDEVICE_COMPOSITE

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// This is currently hardcoded, and instead must be read as usual from the Profile

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MixDeviceComposite *mdc = new MixDeviceComposite(_mixer, "Composite_Test", mds, "A Composite Control #1", MixDevice::KMIX_COMPOSITE);

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QString ctlId("Composite_Test");

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QString ctlMatchAll("*");

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ProfControl* pctl = new ProfControl(ctlId, ctlMatchAll);

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mdc->setControlProfile(pctl);

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_mixSet->append(mdc);

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#endif

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}

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void ViewSliders::constructionFinished() {

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configurationUpdate();

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}

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void ViewSliders::configurationUpdate() {

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// Adjust height of top part by setting it to the maximum of all mdw's

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bool haveCaptureLEDs = false;

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int labelExtent = 0;

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bool haveMuteButtons = false;

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for ( int i=0; i<_mdws.count(); i++ ) {

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MDWSlider* mdw = ::qobject_cast<MDWSlider*>(_mdws[i]);

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if ( mdw && mdw->isVisibleTo(this) ) {

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if ( mdw->labelExtentHint() > labelExtent ) labelExtent = mdw->labelExtentHint();

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haveCaptureLEDs = haveCaptureLEDs || mdw->hasCaptureLED();

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haveMuteButtons = haveMuteButtons || mdw->hasMuteButton();

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}

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}

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//kDebug(67100) << "topPartExtent is " << topPartExtent;

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bool firstVisibleControlFound = false;

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for ( int i=0; i<_mdws.count(); i++ ) {

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MDWSlider* mdw = ::qobject_cast<MDWSlider*>(_mdws[i]);

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if ( mdw ) {

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mdw->setLabelExtent(labelExtent);

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mdw->setMuteButtonSpace(haveMuteButtons);

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mdw->setCaptureLEDSpace(haveCaptureLEDs);

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bool thisControlIsVisible = mdw->isVisibleTo(this);

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bool showSeparator = ( firstVisibleControlFound && thisControlIsVisible);

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if ( _separators.contains( mdw->mixDevice()->id() )) {

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QFrame* sep = _separators[mdw->mixDevice()->id()];

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sep->setVisible(showSeparator);

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}

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if ( thisControlIsVisible ) firstVisibleControlFound=true;

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}

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} // for all MDW's

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_layoutMDW->activate();

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}

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void ViewSliders::refreshVolumeLevels() {

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// kDebug(67100) << "ViewSliders::refreshVolumeLevels()\n";

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for ( int i=0; i<_mdws.count(); i++ ) {

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QWidget *mdwx = _mdws[i];

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if ( mdwx == 0 ) {

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kError(67100) << "ViewSliders::refreshVolumeLevels(): mdw == 0\n";

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break; // sanity check (normally the lists are set up correctly)

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}

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else {

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MixDeviceWidget* mdw = ::qobject_cast<MixDeviceWidget*>(mdwx);

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if ( mdw != 0 ) { // sanity check

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#ifdef TEST_MIXDEVICE_COMPOSITE

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// --- start --- The following 4 code lines should be moved to a more

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// generic place, as it only works in this View. But it

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// should also work in the ViewDockareaPopup and everywhere else.

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MixDeviceComposite* mdc = ::qobject_cast<MixDeviceComposite*>(mdw->mixDevice());

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if (mdc != 0) {

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mdc->update();

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}

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// --- end ---

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#endif

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mdw->update();

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}

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else {

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kError(67100) << "ViewSliders::refreshVolumeLevels(): mdw is not a MixDeviceWidget\n";

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// no slider. Cannot happen in theory => skip it

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}

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}

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}

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}

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#include "viewsliders.moc"

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