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243 lines
7.7 KiB
243 lines
7.7 KiB
/*
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* KMix -- KDE's full featured mini mixer
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*
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*
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* Copyright (C) 1996-2004 Christian Esken <esken@kde.org>
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*
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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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*
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* This program is distributed in the hope that it will be useful, * 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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*
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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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*/
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#include "viewapplet.h"
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// TQt
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#include <tqwidget.h>
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#include <tqlayout.h>
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#include <tqsize.h>
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// KDE
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#include <kactioncollection.h>
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#include <kdebug.h>
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#include <kpanelapplet.h>
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#include <kstdaction.h>
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// KMix
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#include "kmixtoolbox.h"
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#include "mdwslider.h"
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#include "mixer.h"
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ViewApplet::ViewApplet(TQWidget* parent, const char* name, Mixer* mixer, ViewBase::ViewFlags vflags, KPanelApplet::Position position )
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: ViewBase(parent, name, TQString(), mixer, WStyle_Customize|WStyle_NoBorder, vflags)
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{
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setBackgroundOrigin(AncestorOrigin);
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// remove the menu bar action, that is put by the "ViewBase" constructor in _actions.
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//KToggleAction *m = static_cast<KToggleAction*>(KStdAction::showMenubar( this, TQT_SLOT(toggleMenuBarSlot()), _actions ));
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_actions->remove( KStdAction::showMenubar(TQT_TQOBJECT(this), TQT_SLOT(toggleMenuBarSlot()), _actions) );
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if ( position == KPanelApplet::pLeft || position == KPanelApplet::pRight ) {
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//kdDebug(67100) << "ViewApplet() isVertical" << "\n";
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_viewOrientation = Qt::Vertical;
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}
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else {
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//kdDebug(67100) << "ViewApplet() isHorizontal" << "\n";
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_viewOrientation = Qt::Horizontal;
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}
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if ( _viewOrientation == Qt::Horizontal ) {
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_layoutMDW = new TQHBoxLayout( this );
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setSizePolicy(TQSizePolicy::Fixed, TQSizePolicy::Preferred);
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}
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else {
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_layoutMDW = new TQVBoxLayout( this );
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setSizePolicy(TQSizePolicy::Preferred, TQSizePolicy::Fixed);
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}
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//_layoutMDW->setResizeMode(TQLayout::Fixed);
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init();
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}
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ViewApplet::~ViewApplet() {
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}
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void ViewApplet::setMixSet(MixSet *mixset)
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{
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MixDevice* md;
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for ( md = mixset->first(); md != 0; md = mixset->next() ) {
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if ( (! md->isSwitch()) && ( ! md->isEnum() ) ) {
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_mixSet->append(md);
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}
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}
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}
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int ViewApplet::count()
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{
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return ( _mixSet->count() );
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}
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int ViewApplet::advice() {
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if ( _mixSet->count() > 0 ) {
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// The standard input and output views are always advised, if there are devices in it
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return 100;
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}
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else {
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return 0;
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}
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}
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TQWidget* ViewApplet::add(MixDevice *md)
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{
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/**
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Slider orientation is exactly the other way round. If the applet stretches horzontally,
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the sliders must be vertical
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*/
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Qt::Orientation sliderOrientation;
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if (_viewOrientation == Qt::Horizontal )
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sliderOrientation = Qt::Vertical;
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else
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sliderOrientation = Qt::Horizontal;
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// kdDebug(67100) << "ViewApplet::add()\n";
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MixDeviceWidget *mdw =
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new MDWSlider(
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_mixer, // the mixer for this device
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md, // MixDevice (parameter)
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false, // Show Mute LED
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false, // Show Record LED
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true, // Small
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sliderOrientation, // Qt::Orientation
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this, // parent
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this, // View widget
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md->name().latin1()
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);
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mdw->setBackgroundOrigin(AncestorOrigin);
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static_cast<MDWSlider*>(mdw)->setValueStyle(MixDeviceWidget::NNONE);
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static_cast<MDWSlider*>(mdw)->setIcons(shouldShowIcons( size()) ); // !!! This should use the panel size
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_layoutMDW->add(mdw);
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return mdw;
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}
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void ViewApplet::constructionFinished() {
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_layoutMDW->activate();
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KMixToolBox::setIcons ( _mdws, shouldShowIcons( size()) ); // !!! This should use the panel size
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KMixToolBox::setValueStyle( _mdws, MixDeviceWidget::NNONE);
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}
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TQSize ViewApplet::sizeHint() const {
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// Basically out main layout knows very good what the sizes should be
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TQSize qsz = _layoutMDW->sizeHint();
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//kdDebug(67100) << "ViewApplet::sizeHint(): NewSize is " << qsz << "\n";
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return qsz;
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}
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TQSizePolicy ViewApplet::sizePolicy() const {
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if ( _viewOrientation == Qt::Horizontal ) {
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//kdDebug(67100) << "ViewApplet::sizePolicy=(Fixed,Expanding)\n";
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return TQSizePolicy(TQSizePolicy::Fixed, TQSizePolicy::Expanding);
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}
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else {
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//kdDebug(67100) << "ViewApplet::sizePolicy=(Expanding,Fixed)\n";
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return TQSizePolicy(TQSizePolicy::Expanding, TQSizePolicy::Fixed);
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}
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}
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bool ViewApplet::shouldShowIcons(TQSize qsz) {
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bool showIcons = false;
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if ( _viewOrientation == Qt::Horizontal ) {
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if ( qsz.height() >= 32 ) {
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//kdDebug(67100) << "ViewApplet::resizeEvent() hor >=32" << qre->size() << "\n";
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showIcons = true;
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}
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}
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else {
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if ( qsz.width() >= 32 ) {
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//kdDebug(67100) << "ViewApplet::resizeEvent() vert >=32" << qre->size() << "\n";
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showIcons = true;
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}
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}
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return showIcons;
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}
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void ViewApplet::resizeEvent(TQResizeEvent *qre)
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{
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//kdDebug(67100) << "ViewApplet::resizeEvent() size=" << qre->size() << "\n";
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// decide whether we have to show or hide all icons
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bool showIcons = shouldShowIcons(qre->size());
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for ( TQWidget *mdw = _mdws.first(); mdw != 0; mdw = _mdws.next() ) {
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if ( mdw == 0 ) {
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kdError(67100) << "ViewApplet::resizeEvent(): 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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if ( mdw->inherits("MDWSlider")) {
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static_cast<MDWSlider*>(mdw)->setIcons(showIcons);
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static_cast<MDWSlider*>(mdw)->setValueStyle(MixDeviceWidget::NNONE);
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//static_cast<MDWSlider*>(mdw)->resize(qre->size());
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}
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}
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}
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// kdDebug(67100) << "ViewApplet::resizeEvent(). SHOULD resize _layoutMDW to " << qre->size() << endl;
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//TQWidget::resizeEvent(qre);
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// resizing changes our own sizeHint(), because we must take the new PanelSize in account.
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// So updateGeometry() is amust for us.
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updateGeometry();
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}
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void ViewApplet::refreshVolumeLevels() {
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//kdDebug(67100) << "ViewApplet::refreshVolumeLevels()\n";
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TQWidget *mdw = _mdws.first();
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MixDevice* md;
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for ( md = _mixSet->first(); md != 0; md = _mixSet->next() ) {
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if ( mdw == 0 ) {
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kdError(67100) << "ViewApplet::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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if ( mdw->inherits("MDWSlider")) {
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//kdDebug(67100) << "ViewApplet::refreshVolumeLevels(): updating\n";
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// a slider, fine. Lets update its value
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static_cast<MDWSlider*>(mdw)->update();
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}
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else {
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kdError(67100) << "ViewApplet::refreshVolumeLevels(): mdw is not slider\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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mdw = _mdws.next();
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}
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}
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void ViewApplet::configurationUpdate() {
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updateGeometry();
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//_layoutMDW->activate();
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constructionFinished(); // contains "_layoutMDW->activate();"
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emit appletContentChanged();
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kdDebug(67100) << "ViewApplet::configurationUpdate()" << endl;
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// the following "emit" is only here to be picked up by KMixApplet, because it has to
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// - make sure the panel is informed about the size change
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// - save the new configuration
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//emit configurationUpdated();
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}
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#include "viewapplet.moc"
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