Add mute checkbox to volume slider

Part of https://mirror.git.trinitydesktop.org/gitea/TDE/codeine/issues/5
Signed-off-by: mio <stigma@disroot.org>

src/app/stateChange.cpp

@@ -66,6 +66,7 @@ MainWindow::engineStateChanged( Engine::State state )
 
       //FIXME bad design to do this way
       m_volumeAction->setVolume(engine()->volume());
+      m_volumeAction->setMuted(engine()->isMuted());
    }
 
 

src/app/volumeAction.cpp

@@ -1,12 +1,15 @@
 // (C) 2005 Max Howell (max.howell@methylblue.com)
 // See COPYING file for licensing information
 
+#include <kiconloader.h>
 #include <tdelocale.h>
 #include <tdetoolbar.h>
 #include <tqevent.h>
 #include <tqlabel.h>
 #include <tqlayout.h>
 #include <tqslider.h>
+#include <tqtoolbutton.h>
+#include <tqtooltip.h>
 
 #include "../debug.h"
 #include "volumeAction.h"
@@ -20,19 +23,45 @@ public:
    VolumeSlider( TQWidget *parent )
          : TQFrame( parent )
    {
-      slider = new TQSlider( TQt::Vertical, this, "volume" );
-      label = new TQLabel( this );
+      slider = new TQSlider(TQt::Vertical, this, "volume");
+      label = new TQLabel(this);
 
-      TQBoxLayout *lay = new TQVBoxLayout( this );
-      lay->addWidget( slider, 0, TQt::AlignHCenter );
-      lay->addWidget( label, 0, TQt::AlignHCenter );
-      lay->setMargin( 4 );
+      mute = new TQToolButton(this, "volume_slider_mute");
+      mute->setAutoRaise(true);
+      mute->setToggleButton(true);
+      TQToolTip::add(mute, i18n("Toggle Mute"));
+
+      TQBoxLayout *lay = new TQVBoxLayout(this);
+      lay->addWidget(slider, 0, TQt::AlignHCenter);
+      lay->addWidget(label, 0, TQt::AlignHCenter);
+      lay->addWidget(mute, 0, TQt::AlignHCenter);
+      lay->setMargin(4);
 
       slider->setRange( 0, 100 );
 
       setFrameStyle( TQFrame::Plain | TQFrame::Box );
       setSizePolicy( TQSizePolicy::Preferred, TQSizePolicy::Preferred );
 
+      // Test for icon support
+      const char* mutedIcons[] = { "audio-volume-muted", "player_mute", "mute" };
+      bool iconFound = false;
+
+      for (size_t i = 0; i < (sizeof(mutedIcons) / sizeof(*mutedIcons)); ++i)
+      {
+         if (!TDEGlobal::iconLoader()->iconPath(mutedIcons[i], TDEIcon::Toolbar, true).isNull())
+         {
+            mute->setIconSet(TDEGlobal::iconLoader()->loadIconSet(mutedIcons[i], TDEIcon::Toolbar));
+            iconFound = true;
+            break;
+         }
+      }
+
+      if (!iconFound)
+      {
+         mute->setAutoRaise(false);
+         mute->setText(i18n("Mute"));
+      }
+
       // Calculate width required for max label size
       label->setText( "100%" );
       adjustSize();
@@ -41,9 +70,16 @@ public:
       hide();
    }
 
+   TQToolButton *mute;
    TQLabel *label;
    TQSlider *slider;
    int requiredWidth;
+
+   void setMuted(bool muted)
+   {
+      // Behave correctly when VolumeAction's "setMuted" slot is invoked.
+      mute->setDown(muted);
+   }
 };
 
 
@@ -53,7 +89,9 @@ VolumeAction::VolumeAction( TDEToolBar *bar, TDEActionCollection *ac )
 {
    m_widget = new VolumeSlider( bar->topLevelWidget() );
 
-   connect( this, TQ_SIGNAL(toggled( bool )), TQ_SLOT(toggled( bool )) );
+   connect(this, TQ_SIGNAL(toggled(bool)), TQ_SLOT(toggled(bool)));
+   connect(m_widget->mute, TQ_SIGNAL(toggled(bool)), Codeine::engine(), TQ_SLOT(setMuted(bool)));
+   connect(m_widget->mute, TQ_SIGNAL(toggled(bool)), TQ_SLOT(setMuted(bool)));
    connect(m_widget->slider, TQ_SIGNAL(valueChanged(int)), Codeine::engine(), TQ_SLOT(setStreamParameter(int)));
    connect(m_widget->slider, TQ_SIGNAL(valueChanged(int)), TQ_SLOT(sliderMoved(int)));
 }
@@ -90,10 +128,14 @@ VolumeAction::sliderMoved(int v)
 }
 
 void
-VolumeAction::setVolume(int volume)
+VolumeAction::setMuted(bool mute)
 {
-   TQString vol = TQString("%1%").arg(volume);
+   m_widget->setMuted(mute);
+}
 
+void
+VolumeAction::setVolume(int volume)
+{
    // TQt sliders are the wrong way round when vertical.
    m_widget->slider->setValue(100 - volume);
 }

src/app/volumeAction.h

@@ -18,6 +18,7 @@ class VolumeAction : public TDEToggleAction
    virtual int plug( TQWidget*, int );
 
 public slots:
+   void setMuted(bool mute);
    // Update Slider and Label to \a volume
    void setVolume(int volume);
 

src/app/xineEngine.cpp

@@ -455,6 +455,12 @@ VideoWindow::posTimeLength( PosTimeLength type ) const
    return 0; //--warning
 }
 
+bool
+VideoWindow::isMuted() const
+{
+   return xine_get_param(m_stream, XINE_PARAM_AUDIO_AMP_MUTE);
+}
+
 uint
 VideoWindow::volume() const
 {
@@ -595,6 +601,12 @@ VideoWindow::setStreamParameter( int value )
    xine_set_param( m_stream, parameter, value );
 }
 
+void
+VideoWindow::setMuted(bool mute)
+{
+   xine_set_param(m_stream, XINE_PARAM_AUDIO_AMP_MUTE, mute);
+}
+
 const Engine::Scope&
 VideoWindow::scope()
 {

src/app/xineEngine.h

@@ -62,6 +62,7 @@ namespace Codeine
       uint time() const { return posTimeLength( Time ); }
       uint length() const { return posTimeLength( Length ); }
 
+      bool isMuted() const;
       uint volume() const;
 
       const Engine::Scope &scope();
@@ -78,6 +79,7 @@ namespace Codeine
 
       ///special slot, see implementation to facilitate understanding
       void setStreamParameter( int );
+      void setMuted(bool);
 
    signals:
       void stateChanged( Engine::State );