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-rw-r--r--kmix/viewswitches.cpp189
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diff --git a/kmix/viewswitches.cpp b/kmix/viewswitches.cpp
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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 "viewswitches.h"
+
+#include <qlayout.h>
+#include <qwidget.h>
+
+#include <kdebug.h>
+#include <klocale.h>
+
+#include "mdwswitch.h"
+#include "mdwenum.h"
+#include "mixer.h"
+
+ViewSwitches::ViewSwitches(QWidget* parent, const char* name, const QString & caption, Mixer* mixer, ViewBase::ViewFlags vflags)
+ : ViewBase(parent, name, caption, mixer, 0, vflags)
+{
+ // Create switch buttonGroup
+ if ( _vflags & ViewBase::Vertical ) {
+ _layoutMDW = new QVBoxLayout(this);
+ _layoutSwitch = new QVBoxLayout(_layoutMDW);
+ _layoutEnum = new QVBoxLayout(_layoutMDW); // always vertical!
+ }
+ else {
+ _layoutMDW = new QHBoxLayout(this);
+ _layoutSwitch = new QHBoxLayout(_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 QVBoxLayout(_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;
+ }
+}
+
+QWidget* 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, // 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, // Orientation
+ this, // parent
+ this, // View widget
+ md->name().latin1()
+ );
+ _layoutSwitch->add(mdw);
+ } // a switch
+
+ return mdw;
+}
+
+QSize 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";
+ QWidget *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 (QWidget *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"
+