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* KMix -- KDE's full featured mini mixer
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* Copyright (C) 1996-2004 Christian Esken <esken@kde.org>
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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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* 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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* 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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#include <QMouseEvent>
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#include <kiconloader.h>
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#include <kactioncollection.h>
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#include <ktoggleaction.h>
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#include <kstandardaction.h>
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#include "dialogviewconfiguration.h"
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#include "guiprofile.h"
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#include "kmixtoolbox.h"
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#include "mixdevicewidget.h"
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ViewBase::ViewBase(QWidget* parent, const char* id, Mixer* mixer, Qt::WFlags f, ViewBase::ViewFlags vflags, GUIProfile *guiprof, KActionCollection *actionColletion)
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: QWidget(parent, f), _actions(actionColletion), _vflags(vflags), _guiprof(guiprof)
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_mixSet = new MixSet();
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if ( _actions == 0 ) {
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// We create our own action collection, if the actionColletion was 0.
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// This is currently done for the ViewDockAreaPopup, but only because it has not been converted to use the app-wide
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// actionCollection(). This is a @todo.
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_actions = new KActionCollection( this );
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_localActionColletion = new KActionCollection( this );
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// Plug in the "showMenubar" action, if the caller wants it. Typically this is only necessary for views in the KMix main window.
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if ( vflags & ViewBase::HasMenuBar ) {
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KToggleAction *m = static_cast<KToggleAction*>( _actions->action( name(KStandardAction::ShowMenubar) ) ) ;
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//static_cast<KToggleAction*>(KStandardAction::showMenubar( this, SLOT(toggleMenuBarSlot()), _actions ));
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//_actions->addAction( m->objectName(), m );
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if ( vflags & ViewBase::MenuBarVisible ) {
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QAction *action = _localActionColletion->addAction("toggle_channels");
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action->setText(i18n("&Channels"));
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connect(action, SIGNAL(triggered(bool) ), SLOT(configureView()));
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connect ( _mixer, SIGNAL(controlChanged()), this, SLOT(refreshVolumeLevels()) );
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ViewBase::~ViewBase() {
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// A GUI profile can be shared by different views
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// Starting with 5/2009 it is shared by the "tabs" of one card.
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// So we have to make sure to delete it after all users are gone;
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if ( _guiprof != 0 ) {
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_guiprof->decreaseRefcount();
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if ( _guiprof->refcount() == 0 )
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void ViewBase::configurationUpdate() {
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QString ViewBase::id() const {
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bool ViewBase::isValid() const
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return (_mixSet->count() > 0 );
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void ViewBase::setIcons (bool on) { KMixToolBox::setIcons (_mdws, on ); }
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void ViewBase::setLabels(bool on) { KMixToolBox::setLabels(_mdws, on ); }
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void ViewBase::setTicks (bool on) { KMixToolBox::setTicks (_mdws, on ); }
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* Create all widgets.
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* This is a loop over all supported devices of the corresponding view.
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* On each device add() is called - the derived class must implement add() for creating and placing
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* the real MixDeviceWidget.
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* The added MixDeviceWidget is appended to the _mdws list.
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void ViewBase::createDeviceWidgets()
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for ( int i=0; i<_mixSet->count(); i++ )
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MixDevice *mixDevice;
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mixDevice = (*_mixSet)[i];
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QWidget* mdw = add(mixDevice);
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// allow view to "polish" itself
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constructionFinished();
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* Rebuild the View from the (existing) Profile.
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* Hint: this method signature might be extended in the future by a GUIProfile* paramater.
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void ViewBase::rebuildFromProfile()
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// Redo everything from scratch, as visibility and the order of the controls might have changed.
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// As the order of the controls is stored in the profile, we need
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// to rebuild the _mixSet
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kDebug() << "rebuild 1";
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kDebug() << "rebuild 2";
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kDebug() << "rebuild 3";
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kDebug() << "rebuild 4";
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createDeviceWidgets();
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kDebug() << "rebuild 5";
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constructionFinished();
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kDebug() << "rebuild 6";
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// ---------- Popup stuff START ---------------------
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void ViewBase::mousePressEvent( QMouseEvent *e )
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if ( e->button() == Qt::RightButton )
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* Return a popup menu. This contains basic entries.
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* More can be added by the caller.
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KMenu* ViewBase::getPopup()
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void ViewBase::popupReset()
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_popMenu = new KMenu( this );
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_popMenu->addTitle( KIcon( "kmix" ), i18n("Device Settings") );
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a = _localActionColletion->action( "toggle_channels" );
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if ( a ) _popMenu->addAction(a);
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QAction *b = _actions->action( "options_show_menubar" );
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if ( b ) _popMenu->addAction(b);
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This will only get executed, when the user has removed all items from the view.
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Don't remove this method, because then the user cannot get a menu for getting his
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void ViewBase::showContextMenu()
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//kDebug(67100) << "ViewBase::showContextMenu()";
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QPoint pos = QCursor::pos();
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_popMenu->popup( pos );
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void ViewBase::refreshVolumeLevels()
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Mixer* ViewBase::getMixer() {
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* Open the View configuration dialog. The user can select which channels he wants
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* to see and which not.
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void ViewBase::configureView() {
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DialogViewConfiguration* dvc = new DialogViewConfiguration(0, *this);
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// !! The dialog is modal. Does it delete itself?
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void ViewBase::toggleMenuBarSlot() {
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//kDebug(67100) << "ViewBase::toggleMenuBarSlot() start\n";
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emit toggleMenuBar();
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//kDebug(67100) << "ViewBase::toggleMenuBarSlot() done\n";
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// ---------- Popup stuff END ---------------------
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#include "viewbase.moc"
added
removed
kmix/viewbase.cpp
