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/*
* KMix -- KDE's full featured mini mixer
*
*
* Copyright (C) 1996-2004 Christian Esken <esken@kde.org>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this program; if not, write to the Free
* Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "viewapplet.h"
// Qt
#include <qwidget.h>
#include <qlayout.h>
#include <qsize.h>
// KDE
#include <kactioncollection.h>
#include <kdebug.h>
#include <kpanelapplet.h>
#include <kstdaction.h>
// KMix
#include "kmixtoolbox.h"
#include "mdwslider.h"
#include "mixer.h"
ViewApplet::ViewApplet(QWidget* parent, const char* name, Mixer* mixer, ViewBase::ViewFlags vflags, KPanelApplet::Position position )
: ViewBase(parent, name, QString::null, mixer, WStyle_Customize|WStyle_NoBorder, vflags)
{
setBackgroundOrigin(AncestorOrigin);
// remove the menu bar action, that is put by the "ViewBase" constructor in _actions.
//KToggleAction *m = static_cast<KToggleAction*>(KStdAction::showMenubar( this, SLOT(toggleMenuBarSlot()), _actions ));
_actions->remove( KStdAction::showMenubar(this, SLOT(toggleMenuBarSlot()), _actions) );
if ( position == KPanelApplet::pLeft || position == KPanelApplet::pRight ) {
//kdDebug(67100) << "ViewApplet() isVertical" << "\n";
_viewOrientation = Qt::Vertical;
}
else {
//kdDebug(67100) << "ViewApplet() isHorizontal" << "\n";
_viewOrientation = Qt::Horizontal;
}
if ( _viewOrientation == Qt::Horizontal ) {
_layoutMDW = new QHBoxLayout( this );
setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Preferred);
}
else {
_layoutMDW = new QVBoxLayout( this );
setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Fixed);
}
//_layoutMDW->setResizeMode(QLayout::Fixed);
init();
}
ViewApplet::~ViewApplet() {
}
void ViewApplet::setMixSet(MixSet *mixset)
{
MixDevice* md;
for ( md = mixset->first(); md != 0; md = mixset->next() ) {
if ( (! md->isSwitch()) && ( ! md->isEnum() ) ) {
_mixSet->append(md);
}
}
}
int ViewApplet::count()
{
return ( _mixSet->count() );
}
int ViewApplet::advice() {
if ( _mixSet->count() > 0 ) {
// The standard input and output views are always advised, if there are devices in it
return 100;
}
else {
return 0;
}
}
QWidget* ViewApplet::add(MixDevice *md)
{
/**
Slider orientation is exactly the other way round. If the applet stretches horzontally,
the sliders must be vertical
*/
Qt::Orientation sliderOrientation;
if (_viewOrientation == Qt::Horizontal )
sliderOrientation = Qt::Vertical;
else
sliderOrientation = Qt::Horizontal;
// kdDebug(67100) << "ViewApplet::add()\n";
MixDeviceWidget *mdw =
new MDWSlider(
_mixer, // the mixer for this device
md, // MixDevice (parameter)
false, // Show Mute LED
false, // Show Record LED
true, // Small
sliderOrientation, // Orientation
this, // parent
this, // View widget
md->name().latin1()
);
mdw->setBackgroundOrigin(AncestorOrigin);
static_cast<MDWSlider*>(mdw)->setValueStyle(MixDeviceWidget::NNONE);
static_cast<MDWSlider*>(mdw)->setIcons(shouldShowIcons( size()) ); // !!! This should use the panel size
_layoutMDW->add(mdw);
return mdw;
}
void ViewApplet::constructionFinished() {
_layoutMDW->activate();
KMixToolBox::setIcons ( _mdws, shouldShowIcons( size()) ); // !!! This should use the panel size
KMixToolBox::setValueStyle( _mdws, MixDeviceWidget::NNONE);
}
QSize ViewApplet::sizeHint() const {
// Basically out main layout knows very good what the sizes should be
QSize qsz = _layoutMDW->sizeHint();
//kdDebug(67100) << "ViewApplet::sizeHint(): NewSize is " << qsz << "\n";
return qsz;
}
QSizePolicy ViewApplet::sizePolicy() const {
if ( _viewOrientation == Qt::Horizontal ) {
//kdDebug(67100) << "ViewApplet::sizePolicy=(Fixed,Expanding)\n";
return QSizePolicy(QSizePolicy::Fixed, QSizePolicy::Expanding);
}
else {
//kdDebug(67100) << "ViewApplet::sizePolicy=(Expanding,Fixed)\n";
return QSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed);
}
}
bool ViewApplet::shouldShowIcons(QSize qsz) {
bool showIcons = false;
if ( _viewOrientation == Qt::Horizontal ) {
if ( qsz.height() >= 32 ) {
//kdDebug(67100) << "ViewApplet::resizeEvent() hor >=32" << qre->size() << "\n";
showIcons = true;
}
}
else {
if ( qsz.width() >= 32 ) {
//kdDebug(67100) << "ViewApplet::resizeEvent() vert >=32" << qre->size() << "\n";
showIcons = true;
}
}
return showIcons;
}
void ViewApplet::resizeEvent(QResizeEvent *qre)
{
//kdDebug(67100) << "ViewApplet::resizeEvent() size=" << qre->size() << "\n";
// decide whether we have to show or hide all icons
bool showIcons = shouldShowIcons(qre->size());
for ( QWidget *mdw = _mdws.first(); mdw != 0; mdw = _mdws.next() ) {
if ( mdw == 0 ) {
kdError(67100) << "ViewApplet::resizeEvent(): mdw == 0\n";
break; // sanity check (normally the lists are set up correctly)
}
else {
if ( mdw->inherits("MDWSlider")) {
static_cast<MDWSlider*>(mdw)->setIcons(showIcons);
static_cast<MDWSlider*>(mdw)->setValueStyle(MixDeviceWidget::NNONE);
//static_cast<MDWSlider*>(mdw)->resize(qre->size());
}
}
}
// kdDebug(67100) << "ViewApplet::resizeEvent(). SHOULD resize _layoutMDW to " << qre->size() << endl;
//QWidget::resizeEvent(qre);
// resizing changes our own sizeHint(), because we must take the new PanelSize in account.
// So updateGeometry() is amust for us.
updateGeometry();
}
void ViewApplet::refreshVolumeLevels() {
//kdDebug(67100) << "ViewApplet::refreshVolumeLevels()\n";
QWidget *mdw = _mdws.first();
MixDevice* md;
for ( md = _mixSet->first(); md != 0; md = _mixSet->next() ) {
if ( mdw == 0 ) {
kdError(67100) << "ViewApplet::refreshVolumeLevels(): mdw == 0\n";
break; // sanity check (normally the lists are set up correctly)
}
else {
if ( mdw->inherits("MDWSlider")) {
//kdDebug(67100) << "ViewApplet::refreshVolumeLevels(): updating\n";
// a slider, fine. Lets update its value
static_cast<MDWSlider*>(mdw)->update();
}
else {
kdError(67100) << "ViewApplet::refreshVolumeLevels(): mdw is not slider\n";
// no slider. Cannot happen in theory => skip it
}
}
mdw = _mdws.next();
}
}
void ViewApplet::configurationUpdate() {
updateGeometry();
//_layoutMDW->activate();
constructionFinished(); // contains "_layoutMDW->activate();"
emit appletContentChanged();
kdDebug(67100) << "ViewApplet::configurationUpdate()" << endl;
// the following "emit" is only here to be picked up by KMixApplet, because it has to
// - make sure the panel is informed about the size change
// - save the new configuration
//emit configurationUpdated();
}
#include "viewapplet.moc"
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