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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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "viewswitches.h"
#include <layout.h>
#include <tqwidget.h>
#include <kdebug.h>
#include <klocale.h>
#include "mdwswitch.h"
#include "mdwenum.h"
#include "mixer.h"
ViewSwitches::ViewSwitches(TQWidget* parent, const char* name, const TQString & caption, Mixer* mixer, ViewBase::ViewFlags vflags)
: ViewBase(parent, name, caption, mixer, 0, vflags)
{
// Create switch buttonGroup
if ( _vflags & ViewBase::Vertical ) {
_layoutMDW = new TQVBoxLayout(this);
_layoutSwitch = new TQVBoxLayout(_layoutMDW);
_layoutEnum = new TQVBoxLayout(_layoutMDW); // always vertical!
}
else {
_layoutMDW = new TQHBoxLayout(this);
_layoutSwitch = new TQHBoxLayout(_layoutMDW);
// Place enums right from the switches: This is done, so that there will be no
// ugly space on the left side, when no Switch is shown.
// Actually it is not really clear yet, why there is empty space at all: There are 0 items in
// the _layoutEnum, so it might be a sizeHint() or some other subtle layout issue.
_layoutEnum = new TQVBoxLayout(_layoutMDW);
}
init();
}
ViewSwitches::~ViewSwitches() {
}
void ViewSwitches::setMixSet(MixSet *mixset)
{
MixDevice* md;
for ( md = mixset->first(); md != 0; md = mixset->next() ) {
if ( md->isSwitch() || md->isEnum() ) {
_mixSet->append(md);
}
else {
}
}
}
int ViewSwitches::count()
{
return ( _mixSet->count() );
}
int ViewSwitches::advice() {
if ( _mixSet->count() > 0 ) {
// The Switch Views is always advised, if there are devices in it
return 100;
}
else {
return 0;
}
}
TQWidget* ViewSwitches::add(MixDevice *md)
{
MixDeviceWidget *mdw;
if ( md->isEnum() ) {
Qt::Orientation orientation = (_vflags & ViewBase::Vertical) ? Qt::Horizontal : Qt::Vertical;
mdw = new MDWEnum(
_mixer, // the mixer for this device
md, // MixDevice (parameter)
orientation, // Qt::Orientation
this, // parent
this, // View widget
md->name().latin1()
);
_layoutEnum->add(mdw);
} // an enum
else {
// must be a switch
Qt::Orientation orientation = (_vflags & ViewBase::Vertical) ? Qt::Horizontal : Qt::Vertical;
mdw =
new MDWSwitch(
_mixer, // the mixer for this device
md, // MixDevice (parameter)
false, // Small
orientation, // Qt::Orientation
this, // parent
this, // View widget
md->name().latin1()
);
_layoutSwitch->add(mdw);
} // a switch
return mdw;
}
TQSize ViewSwitches::sizeHint() const {
//kdDebug(67100) << "ViewSwitches::sizeHint(): NewSize is " << _layoutMDW->sizeHint() << "\n";
return( _layoutMDW->sizeHint() );
}
void ViewSwitches::constructionFinished() {
configurationUpdate(); // also does _layoutMDW->activate();
}
void ViewSwitches::refreshVolumeLevels() {
//kdDebug(67100) << "ViewSwitches::refreshVolumeLevels()\n";
TQWidget *mdw = _mdws.first();
MixDevice* md;
for ( md = _mixSet->first(); md != 0; md = _mixSet->next() ) {
if ( mdw == 0 ) {
kdError(67100) << "ViewSwitches::refreshVolumeLevels(): mdw == 0\n";
break; // sanity check (normally the lists are set up correctly)
}
else {
if ( mdw->inherits("MDWSwitch")) {
//kdDebug(67100) << "ViewSwitches::refreshVolumeLevels(): updating\n";
// a slider, fine. Lets update its value
static_cast<MDWSwitch*>(mdw)->update();
}
else if ( mdw->inherits("MDWEnum")) {
static_cast<MDWEnum*>(mdw)->update();
}
else {
kdError(67100) << "ViewSwitches::refreshVolumeLevels(): mdw is not slider\n";
// no switch. Cannot happen in theory => skip it
// If I start putting other stuff in the switch tab, I will get a nice warning.
}
}
mdw = _mdws.next();
}
}
/**
This implementation makes sure the BackgroundMode's are properly updated
with their alternating colors after hiding/showing channels.
*/
void ViewSwitches::configurationUpdate() {
bool backGoundModeToggler = true;
for (TQWidget *qw = _mdws.first(); qw !=0; qw = _mdws.next() ) {
if ( qw->inherits("MDWSwitch")) {
MixDeviceWidget* mdw = static_cast<MDWSwitch*>(qw);
if ( ! mdw->isDisabled() ) {
if ( backGoundModeToggler ) {
mdw->setBackgroundMode(PaletteBackground);
}
else {
// !! Should use KGlobalSettings::alternateBackgroundColor()
// or KGlobalSettings::calculateAlternateBackgroundColor() instead.
mdw->setBackgroundMode( PaletteBase );
}
backGoundModeToggler = !backGoundModeToggler;
} // ! isDisabled()
else {
//kdDebug(67100) << "ViewSwitches::configurationUpdate() ignoring diabled switch\n";
}
} // inherits("MDWSwitch")
}
_layoutMDW->activate();
}
#include "viewswitches.moc"
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