A ToolBar that provides the record and playback volume settings. More...

#include <MixerToolBar.h>

Inheritance diagram for MixerToolBar:

Collaboration diagram for MixerToolBar:

Public Member Functions
	MixerToolBar (AudacityProject &project)
	Methods for MixerToolBar. More...

virtual	~MixerToolBar ()

void	Create (wxWindow *parent) override

void	UpdatePrefs () override

void	UpdateControls ()

void	SetMixer (wxCommandEvent &event)

void	Populate () override

void	Repaint (wxDC *WXUNUSED(dc)) override

void	EnableDisableButtons () override

int	GetMinToolbarWidth () override

int	GetInitialWidth () override
	Resizable toolbars should implement these. More...

void	OnFocus (wxFocusEvent &event)

void	OnCaptureKey (wxCommandEvent &event)

void	OnSlider (wxCommandEvent &event)

void	OnAudioCapture (AudioIOEvent)

void	ShowOutputGainDialog ()

void	ShowInputGainDialog ()

void	AdjustOutputGain (int adj)

void	AdjustInputGain (int adj)

void	RegenerateTooltips () override

Public Member Functions inherited from ToolBar
	ToolBar (AudacityProject &project, int type, const TranslatableString &label, const wxString &section, bool resizable=false)

virtual	~ToolBar ()

bool	AcceptsFocus () const override

virtual void	SetToDefaultSize ()

virtual void	Create (wxWindow *parent)

virtual void	EnableDisableButtons ()=0

virtual void	ReCreateButtons ()

void	UpdatePrefs () override

virtual void	RegenerateTooltips ()=0

int	GetType ()

TranslatableString	GetTitle ()

TranslatableString	GetLabel ()

wxString	GetSection ()

ToolDock *	GetDock ()

void	SetLabel (const TranslatableString &label)

virtual void	SetDocked (ToolDock *dock, bool pushed)

virtual bool	Expose (bool show=true)

bool	IsResizable () const

bool	IsVisible () const

bool	IsDocked () const

bool	IsPositioned ()

void	SetVisible (bool bVisible)

void	SetPositioned ()

virtual int	GetInitialWidth ()
	Resizable toolbars should implement these. More...

virtual int	GetMinToolbarWidth ()

virtual wxSize	GetDockedSize ()

wxSize	GetSmartDockedSize ()

virtual void	ResizingDone ()

Public Member Functions inherited from wxPanelWrapper
	wxPanelWrapper ()

	wxPanelWrapper (wxWindow *parent, wxWindowID winid=wxID_ANY, const wxPoint &pos=wxDefaultPosition, const wxSize &size=wxDefaultSize, long style=wxTAB_TRAVERSAL\|wxNO_BORDER, const TranslatableString &name=XO("Panel"))

bool	Create (wxWindow *parent, wxWindowID winid=wxID_ANY, const wxPoint &pos=wxDefaultPosition, const wxSize &size=wxDefaultSize, long style=wxTAB_TRAVERSAL\|wxNO_BORDER, const TranslatableString &name=XO("Panel"))

void	SetLabel (const TranslatableString &label)

void	SetName (const TranslatableString &name)

void	SetToolTip (const TranslatableString &toolTip)

void	SetName ()

Public Member Functions inherited from wxTabTraversalWrapper< wxPanel >
	wxTabTraversalWrapper (Args &&... args)

	wxTabTraversalWrapper (const wxTabTraversalWrapper &)=delete

	wxTabTraversalWrapper (wxTabTraversalWrapper &&)=delete

wxTabTraversalWrapper &	operator= (const wxTabTraversalWrapper &)=delete

wxTabTraversalWrapper &	operator= (wxTabTraversalWrapper &&)=delete

Static Public Member Functions
static MixerToolBar &	Get (AudacityProject &project)

static const MixerToolBar &	Get (const AudacityProject &project)

Static Public Member Functions inherited from ToolBar
static AButton *	MakeButton (wxWindow *parent, teBmps eUp, teBmps eDown, teBmps eHilite, teBmps eDownHi, teBmps eStandardUp, teBmps eStandardDown, teBmps eDisabled, wxWindowID id, wxPoint placement, bool processdownevents, wxSize size)

static AButton *	MakeButton (ToolBar *parent, teBmps eEnabledUp, teBmps eEnabledDown, teBmps eDisabled, int id, bool processdownevents, const TranslatableString &label)

static void	MakeAlternateImages (AButton &button, int idx, teBmps eUp, teBmps eDown, teBmps eHilite, teBmps eDownHi, teBmps eStandardUp, teBmps eStandardDown, teBmps eDisabled, wxSize size)

static void	SetButtonToolTip (AudacityProject &project, AButton &button, const ComponentInterfaceSymbol commands[], size_t nCommands)

static void	MakeButtonBackgroundsSmall ()

static void	MakeButtonBackgroundsLarge ()

Protected Attributes
float	mInputSliderVolume

float	mOutputSliderVolume

Protected Attributes inherited from ToolBar
AudacityProject &	mProject

TranslatableString	mLabel

wxString	mSection

int	mType

Private Member Functions
void	InitializeMixerToolBar ()

void	SetToolTips ()

Private Attributes
Observer::Subscription	mSubscription

ASlider *	mInputSlider

ASlider *	mOutputSlider

bool	mEnabled

Additional Inherited Members
Public Types inherited from ToolBar
using	Holder = wxWindowPtr< ToolBar >

Protected Member Functions inherited from ToolBar
void	SetButton (bool down, AButton *button)

wxBoxSizer *	GetSizer ()

void	Add (wxWindow window, int proportion=0, int flag=wxALIGN_TOP, int border=0, wxObject userData=NULL)

void	Add (wxSizer sizer, int proportion=0, int flag=0, int border=0, wxObject userData=NULL)

void	Add (int width, int height, int proportion=0, int flag=0, int border=0, wxObject *userData=NULL)

void	AddSpacer (int size=14)

void	AddStretchSpacer (int prop=1)

void	Detach (wxWindow *window)

void	Detach (wxSizer *sizer)

void	Updated ()

int	GetResizeGrabberWidth ()
	Returns the width in pixels of the resizer element. More...

virtual void	Populate ()=0

virtual void	Repaint (wxDC *dc)=0

void	OnErase (wxEraseEvent &event)

void	OnPaint (wxPaintEvent &event)

void	OnMouseEvents (wxMouseEvent &event)

Protected Member Functions inherited from PrefsListener
virtual void	UpdateSelectedPrefs (int id)

	PrefsListener ()

virtual	~PrefsListener ()

virtual void	UpdatePrefs ()=0

Static Protected Member Functions inherited from ToolBar
static void	MakeMacRecoloredImage (teBmps eBmpOut, teBmps eBmpIn)

static void	MakeMacRecoloredImageSize (teBmps eBmpOut, teBmps eBmpIn, const wxSize &size)

static void	MakeRecoloredImage (teBmps eBmpOut, teBmps eBmpIn)

static void	MakeRecoloredImageSize (teBmps eBmpOut, teBmps eBmpIn, const wxSize &size)

Static Protected Member Functions inherited from PrefsListener
static void	Broadcast (int id=0)
	Call this static function to notify all PrefsListener objects. More...

Detailed Description

A ToolBar that provides the record and playback volume settings.

Definition at line 24 of file MixerToolBar.h.

Constructor & Destructor Documentation

◆ MixerToolBar()

MixerToolBar::MixerToolBar ( AudacityProject & project )

Methods for MixerToolBar.

Definition at line 58 of file MixerToolBar.cpp.

: ToolBar(project, MixerBarID, XO("Mixer"), wxT("Mixer"), true)
{
   mInputSliderVolume = 0.0;
   mOutputSliderVolume = 0.0;
   mEnabled = true;
}

◆ ~MixerToolBar()

MixerToolBar::~MixerToolBar ( )

virtual

Definition at line 66 of file MixerToolBar.cpp.

67{

68}

Member Function Documentation

◆ AdjustInputGain()

void MixerToolBar::AdjustInputGain ( int adj )

Definition at line 296 of file MixerToolBar.cpp.

{
   if (adj < 0) {
      mInputSlider->Decrease(-adj);
   }
   else {
      mInputSlider->Increase(adj);
   }
   wxCommandEvent e;
   SetMixer(e);
   UpdateControls();
}

References ASlider::Decrease(), ASlider::Increase(), mInputSlider, SetMixer(), and UpdateControls().

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◆ AdjustOutputGain()

void MixerToolBar::AdjustOutputGain ( int adj )

Definition at line 283 of file MixerToolBar.cpp.

{
   if (adj < 0) {
      mOutputSlider->Decrease(-adj);
   }
   else {
      mOutputSlider->Increase(adj);
   }
   wxCommandEvent e;
   SetMixer(e);
   UpdateControls();
}

References ASlider::Decrease(), ASlider::Increase(), mOutputSlider, SetMixer(), and UpdateControls().

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◆ Create()

void MixerToolBar::Create ( wxWindow * parent )

overridevirtual

Reimplemented from ToolBar.

Definition at line 81 of file MixerToolBar.cpp.

{
   ToolBar::Create(parent);
   UpdatePrefs();
}

References ToolBar::Create(), and UpdatePrefs().

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◆ EnableDisableButtons()

void MixerToolBar::EnableDisableButtons ( )

inlineoverridevirtual

Implements ToolBar.

Definition at line 42 of file MixerToolBar.h.

42{};

◆ Get() [1/2]

MixerToolBar & MixerToolBar::Get ( AudacityProject & project )

static

Definition at line 70 of file MixerToolBar.cpp.

{
   auto &toolManager = ToolManager::Get( project );
   return *static_cast<MixerToolBar*>( toolManager.GetToolBar(MixerBarID) );
}

References ToolManager::Get(), and MixerBarID.

Referenced by Get(), ExtraActions::Handler::OnInputGain(), ExtraActions::Handler::OnInputGainDec(), ExtraActions::Handler::OnInputGainInc(), ExtraActions::Handler::OnOutputGain(), ExtraActions::Handler::OnOutputGainDec(), ExtraActions::Handler::OnOutputGainInc(), and ProjectManager::OnTimer().

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◆ Get() [2/2]

const MixerToolBar & MixerToolBar::Get ( const AudacityProject & project )

static

Definition at line 76 of file MixerToolBar.cpp.

{
   return Get( const_cast<AudacityProject&>( project )) ;
}

References Get().

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◆ GetInitialWidth()

int MixerToolBar::GetInitialWidth ( )

inlineoverridevirtual

Resizable toolbars should implement these.

Reimplemented from ToolBar.

Definition at line 44 of file MixerToolBar.h.

44{ return 460; }

◆ GetMinToolbarWidth()

int MixerToolBar::GetMinToolbarWidth ( )

inlineoverridevirtual

Reimplemented from ToolBar.

Definition at line 43 of file MixerToolBar.h.

43{ return 250; }

◆ InitializeMixerToolBar()

void MixerToolBar::InitializeMixerToolBar ( )

private

◆ OnAudioCapture()

void MixerToolBar::OnAudioCapture ( AudioIOEvent event )

Definition at line 138 of file MixerToolBar.cpp.

{
   if (event.type == AudioIOEvent::CAPTURE && event.pProject != &mProject)
   {
      mEnabled = !event.on;
      mInputSlider->Enable(mEnabled);
      mOutputSlider->Enable(mEnabled);
   }
}

References AudioIOEvent::CAPTURE, ASlider::Enable(), mEnabled, mInputSlider, mOutputSlider, ToolBar::mProject, AudioIOEvent::pProject, and AudioIOEvent::type.

Referenced by Populate().

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◆ OnCaptureKey()

void MixerToolBar::OnCaptureKey ( wxCommandEvent & event )

Definition at line 154 of file MixerToolBar.cpp.

{
   wxKeyEvent *kevent = (wxKeyEvent *)event.GetEventObject();
   int keyCode = kevent->GetKeyCode();
 
   // Pass LEFT/RIGHT/UP/DOWN/PAGEUP/PAGEDOWN through for input/output sliders
   if (FindFocus() == mInputSlider && (keyCode == WXK_LEFT || keyCode == WXK_RIGHT
                                    || keyCode == WXK_UP || keyCode == WXK_DOWN
                                    || keyCode == WXK_PAGEUP || keyCode == WXK_PAGEDOWN)) {
      return;
   }
   if (FindFocus() == mOutputSlider && (keyCode == WXK_LEFT || keyCode == WXK_RIGHT
                                    || keyCode == WXK_UP || keyCode == WXK_DOWN
                                    || keyCode == WXK_PAGEUP || keyCode == WXK_PAGEDOWN)) {
      return;
   }
 
   event.Skip();
 
   return;
}

References mInputSlider, and mOutputSlider.

◆ OnFocus()

void MixerToolBar::OnFocus ( wxFocusEvent & event )

Definition at line 149 of file MixerToolBar.cpp.

{
   KeyboardCapture::OnFocus( *this, event );
}

References KeyboardCapture::OnFocus().

Referenced by Populate().

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◆ OnSlider()

void MixerToolBar::OnSlider ( wxCommandEvent & event )

◆ Populate()

void MixerToolBar::Populate ( )

overridevirtual

Implements ToolBar.

Definition at line 87 of file MixerToolBar.cpp.

{
   SetBackgroundColour( theTheme.Colour( clrMedium  ) );
   // Recording icon and slider
   Add(safenew AStaticBitmap(this,
                          wxID_ANY,
                          theTheme.Bitmap(bmpMic)), 0, wxALIGN_CENTER);
   mInputSlider = safenew ASlider(this, wxID_ANY, XO("Recording Volume"),
                              wxDefaultPosition, wxSize(130, 25),
                              ASlider::Options{}.Line( 0.1f ).Page( 2.0f ));
   Add(mInputSlider, 1, wxALIGN_CENTER);
   mInputSlider->SetSizeHints(wxSize(75, 25), wxSize(1000, 25));
 
   // Playback icon and slider
   Add(safenew AStaticBitmap(this,
                          wxID_ANY,
                          theTheme.Bitmap(bmpSpeaker)), 0, wxALIGN_CENTER);
   mOutputSlider = safenew ASlider(this, wxID_ANY, XO("Playback Volume"),
                               wxDefaultPosition, wxSize(130, 25),
                               ASlider::Options{}.Line( 0.1f ).Page( 2.0f ));
   Add(mOutputSlider, 1, wxALIGN_CENTER);
   mOutputSlider->SetSizeHints(wxSize(75, 25), wxSize(1000, 25));
 
   // this bit taken from SelectionBar::Populate()
   mInputSlider->Bind(wxEVT_SET_FOCUS,
                 &MixerToolBar::OnFocus,
                 this);
   mInputSlider->Bind(wxEVT_KILL_FOCUS,
                 &MixerToolBar::OnFocus,
                 this);
   mOutputSlider->Bind(wxEVT_SET_FOCUS,
                 &MixerToolBar::OnFocus,
                 this);
   mOutputSlider->Bind(wxEVT_KILL_FOCUS,
                 &MixerToolBar::OnFocus,
                 this);
   // Show or hide the input slider based on whether it works
   auto gAudioIO = AudioIO::Get();
   mInputSlider->Enable(mEnabled && gAudioIO->InputMixerWorks());
   mOutputSlider->Enable(mEnabled);
 
   UpdateControls();
 
   // Add a little space
   Add(2, -1);
 
   // Listen for capture events
   mSubscription = AudioIO::Get()
      ->Subscribe(*this, &MixerToolBar::OnAudioCapture);
}

References ToolBar::Add(), ThemeBase::Bitmap(), ThemeBase::Colour(), ASlider::Enable(), AudioIO::Get(), ASlider::Options::Line(), mEnabled, mInputSlider, mOutputSlider, mSubscription, OnAudioCapture(), OnFocus(), safenew, Observer::Publisher< Message, NotifyAll >::Subscribe(), theTheme, UpdateControls(), and XO.

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◆ RegenerateTooltips()

void MixerToolBar::RegenerateTooltips ( )

inlineoverridevirtual

Implements ToolBar.

Definition at line 59 of file MixerToolBar.h.

59{};

Referenced by UpdatePrefs().

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◆ Repaint()

void MixerToolBar::Repaint ( wxDC * WXUNUSEDdc )

inlineoverride

Definition at line 41 of file MixerToolBar.h.

41{};

◆ SetMixer()

void MixerToolBar::SetMixer ( wxCommandEvent & event )

Definition at line 250 of file MixerToolBar.cpp.

{
#if USE_PORTMIXER
   float inputVolume = mInputSlider->Get();
   float outputVolume = mOutputSlider->Get();
   float oldIn, oldOut;
   int inputSource;
 
   auto gAudioIO = AudioIO::Get();
   gAudioIO->GetMixer(&inputSource, &oldIn, &oldOut);
   gAudioIO->SetMixer(inputSource, inputVolume, outputVolume);
   mOutputSliderVolume = outputVolume;
   mInputSliderVolume = inputVolume;
   SetToolTips();
#endif // USE_PORTMIXER
}

References AudioIO::Get(), ASlider::Get(), mInputSlider, mInputSliderVolume, mOutputSlider, mOutputSliderVolume, and SetToolTips().

Referenced by AdjustInputGain(), AdjustOutputGain(), ShowInputGainDialog(), and ShowOutputGainDialog().

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◆ SetToolTips()

void MixerToolBar::SetToolTips ( )

private

Definition at line 309 of file MixerToolBar.cpp.

{
   if (mInputSlider->IsEnabled()) {
      mInputSlider->SetToolTipTemplate(XO("Recording Volume: %.2f"));
   }
   else {
      mInputSlider->SetToolTipTemplate(XO("Recording Volume (Unavailable; use system mixer.)"));
   }
 
   if (mOutputSlider->IsEnabled()) {
      auto format = XO("Playback Volume: %.2f");
 
      mOutputSlider->SetToolTipTemplate( format );
   }
   else {
      mOutputSlider->SetToolTipTemplate(XO("Playback Volume (Unavailable; use system mixer.)"));
   }
}

References format, ASlider::IsEnabled(), mInputSlider, mOutputSlider, ASlider::SetToolTipTemplate(), and XO.

Referenced by SetMixer(), and UpdateControls().

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◆ ShowInputGainDialog()

void MixerToolBar::ShowInputGainDialog ( )

Definition at line 275 of file MixerToolBar.cpp.

{
   mInputSlider->ShowDialog();
   wxCommandEvent e;
   SetMixer(e);
   UpdateControls();
}

References mInputSlider, SetMixer(), ASlider::ShowDialog(), and UpdateControls().

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◆ ShowOutputGainDialog()

void MixerToolBar::ShowOutputGainDialog ( )

Definition at line 267 of file MixerToolBar.cpp.

{
   mOutputSlider->ShowDialog();
   wxCommandEvent e;
   SetMixer(e);
   UpdateControls();
}

References mOutputSlider, SetMixer(), ASlider::ShowDialog(), and UpdateControls().

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◆ UpdateControls()

void MixerToolBar::UpdateControls ( )

Definition at line 223 of file MixerToolBar.cpp.

{
#if USE_PORTMIXER
   float inputVolume;
   float playbackVolume;
   int inputSource;
 
   // Show or hide the input slider based on whether it works
   auto gAudioIO = AudioIO::Get();
   mInputSlider->Enable(mEnabled && gAudioIO->InputMixerWorks());
 
   gAudioIO->GetMixer(&inputSource, &inputVolume, &playbackVolume);
 
   if (mOutputSlider->Get() != playbackVolume) {
      mOutputSlider->Set(playbackVolume);
      mOutputSliderVolume = playbackVolume;
      SetToolTips();
   }
 
   if (mInputSlider->Get() != inputVolume) {
      mInputSlider->Set(inputVolume);
      mInputSliderVolume = inputVolume;
      SetToolTips();
   }
#endif // USE_PORTMIXER
}

References ASlider::Enable(), AudioIO::Get(), ASlider::Get(), mEnabled, mInputSlider, mInputSliderVolume, mOutputSlider, mOutputSliderVolume, ASlider::Set(), and SetToolTips().

Referenced by AdjustInputGain(), AdjustOutputGain(), Populate(), ShowInputGainDialog(), and ShowOutputGainDialog().

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◆ UpdatePrefs()

void MixerToolBar::UpdatePrefs ( )

overridevirtual

Implements PrefsListener.

Definition at line 176 of file MixerToolBar.cpp.

{
#if USE_PORTMIXER
   float inputVolume;
   float playbackVolume;
   int inputSource;
 
   // Reset the selected source
   auto gAudioIO = AudioIO::Get();
   gAudioIO->GetMixer(&inputSource, &inputVolume, &playbackVolume);
 
   // Show or hide the input slider based on whether it works
   mInputSlider->Enable(mEnabled && gAudioIO->InputMixerWorks());
   Layout();
 
// This code is from before the mixer toolbar was resizable.
// Now that it is resizable we trust the user to resize the mixer toolbar themselves.
#if 0
   wxSize oldSize( GetSize() );
   // Layout the toolbar
   Layout();
   // Resize the toolbar to fit the contents
   //Fit();
   // And make that size the minimum
   wxSize newMinSize( wxWindow::GetSizer()->GetMinSize() );
   SetMinSize( newMinSize  );
   // IF size must increase, do so.
   if( newMinSize.x > oldSize.x ){
      SetSize( newMinSize );
      // Notify someone that we've changed our size
      Updated();
   }
   // ELSE preserve original size.
   else
      SetSize( oldSize );
#endif
#endif
 
   // Set label to pull in language change
   SetLabel(XO("Mixer"));
 
   RegenerateTooltips();
 
   // Give base class a chance
   ToolBar::UpdatePrefs();
}

References ASlider::Enable(), AudioIO::Get(), mEnabled, mInputSlider, RegenerateTooltips(), ToolBar::SetLabel(), ToolBar::Updated(), ToolBar::UpdatePrefs(), and XO.

Referenced by Create().

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Member Data Documentation

◆ mEnabled

bool MixerToolBar::mEnabled

private

Definition at line 74 of file MixerToolBar.h.

Referenced by OnAudioCapture(), Populate(), UpdateControls(), and UpdatePrefs().

◆ mInputSlider

ASlider* MixerToolBar::mInputSlider

private

Definition at line 72 of file MixerToolBar.h.

Referenced by AdjustInputGain(), OnAudioCapture(), OnCaptureKey(), Populate(), SetMixer(), SetToolTips(), ShowInputGainDialog(), UpdateControls(), and UpdatePrefs().

◆ mInputSliderVolume

float MixerToolBar::mInputSliderVolume

protected

Definition at line 62 of file MixerToolBar.h.

Referenced by SetMixer(), and UpdateControls().

◆ mOutputSlider

ASlider* MixerToolBar::mOutputSlider

private

Definition at line 73 of file MixerToolBar.h.

Referenced by AdjustOutputGain(), OnAudioCapture(), OnCaptureKey(), Populate(), SetMixer(), SetToolTips(), ShowOutputGainDialog(), and UpdateControls().

◆ mOutputSliderVolume

float MixerToolBar::mOutputSliderVolume

protected

Definition at line 63 of file MixerToolBar.h.

Referenced by SetMixer(), and UpdateControls().

◆ mSubscription

Observer::Subscription MixerToolBar::mSubscription

private

Definition at line 70 of file MixerToolBar.h.

Referenced by Populate().

The documentation for this class was generated from the following files:

Public Member Functions

Static Public Member Functions

Protected Attributes

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ MixerToolBar()

◆ ~MixerToolBar()

Member Function Documentation

◆ AdjustInputGain()

◆ AdjustOutputGain()

◆ Create()

◆ EnableDisableButtons()

◆ Get() [1/2]

◆ Get() [2/2]

◆ GetInitialWidth()

◆ GetMinToolbarWidth()

◆ InitializeMixerToolBar()

◆ OnAudioCapture()

◆ OnCaptureKey()

◆ OnFocus()

◆ OnSlider()

◆ Populate()

◆ RegenerateTooltips()

◆ Repaint()

◆ SetMixer()

◆ SetToolTips()

◆ ShowInputGainDialog()

◆ ShowOutputGainDialog()

◆ UpdateControls()

◆ UpdatePrefs()

Member Data Documentation

◆ mEnabled

◆ mInputSlider

◆ mInputSliderVolume

◆ mOutputSlider

◆ mOutputSliderVolume

◆ mSubscription