ViewActions::Handler Struct Reference

Inheritance diagram for ViewActions::Handler:

Collaboration diagram for ViewActions::Handler:

Public Member Functions
void	OnZoomIn (const CommandContext &context)
void	OnZoomNormal (const CommandContext &context)
void	OnZoomOut (const CommandContext &context)
void	OnZoomSel (const CommandContext &context)
void	OnZoomToggle (const CommandContext &context)
void	OnZoomFit (const CommandContext &context)
void	OnZoomFitV (const CommandContext &context)
void	OnAdvancedVZoom (const CommandContext &context)
void	OnCollapseAllTracks (const CommandContext &context)
void	OnExpandAllTracks (const CommandContext &context)
void	OnGoSelStart (const CommandContext &context)
void	OnGoSelEnd (const CommandContext &context)
void	OnShowExtraMenus (const CommandContext &context)
void	OnShowClipping (const CommandContext &context)
void	OnShowNameOverlay (const CommandContext &context)
void	OnUndoPushed (UndoRedoMessage message)
	Handler (AudacityProject &project)
	Handler (const Handler &)=delete
Handler &	operator= (const Handler &)=delete
Public Member Functions inherited from ClientData::Base
virtual	~Base ()

Public Attributes
Observer::Subscription	mUndoSubscription
AudacityProject &	mProject

Detailed Description

Definition at line 165 of file ViewMenus.cpp.

Constructor & Destructor Documentation

Handler() [1/2]

ViewActions::Handler::Handler ( AudacityProject &  project )

inline

Definition at line 368 of file ViewMenus.cpp.

   : mProject{ project }
{
   mUndoSubscription = UndoManager::Get(mProject)
      .Subscribe(*this, &Handler::OnUndoPushed);
}

References UndoManager::Get(), mProject, mUndoSubscription, OnUndoPushed(), and Observer::Publisher< Message, NotifyAll >::Subscribe().

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Handler() [2/2]

ViewActions::Handler::Handler ( const Handler &  )

delete

Member Function Documentation

OnAdvancedVZoom()

void ViewActions::Handler::OnAdvancedVZoom ( const CommandContext &  context )

inline

Definition at line 248 of file ViewMenus.cpp.

{
   auto &project = context.project;
   auto &commandManager = CommandManager::Get( project );
 
   bool checked = !gPrefs->Read(wxT("/GUI/VerticalZooming"), 0L);
   gPrefs->Write(wxT("/GUI/VerticalZooming"), checked);
   gPrefs->Flush();
   commandManager.Check(wxT("AdvancedVZoom"), checked);
   MenuCreator::RebuildAllMenuBars();
}

References audacity::BasicSettings::Flush(), CommandManager::Get(), gPrefs, CommandContext::project, project, audacity::BasicSettings::Read(), MenuCreator::RebuildAllMenuBars(), audacity::BasicSettings::Write(), and wxT().

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OnCollapseAllTracks()

void ViewActions::Handler::OnCollapseAllTracks ( const CommandContext &  context )

inline

Definition at line 260 of file ViewMenus.cpp.

{
   auto &project = context.project;
   auto &tracks = TrackList::Get( project );
   auto &window = ProjectWindow::Get( project );
 
   for (auto t : tracks)
      for (auto pChannel : t->Channels())
         ChannelView::Get(*pChannel).SetMinimized(true);
 
   ProjectHistory::Get( project ).ModifyState(true);
}

References ProjectHistory::Get(), TrackList::Get(), ProjectWindow::Get(), ChannelView::Get(), ProjectHistory::ModifyState(), CommandContext::project, project, ChannelView::SetMinimized(), and tracks.

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OnExpandAllTracks()

void ViewActions::Handler::OnExpandAllTracks ( const CommandContext &  context )

inline

Definition at line 273 of file ViewMenus.cpp.

{
   auto &project = context.project;
   auto &tracks = TrackList::Get( project );
   auto &window = ProjectWindow::Get( project );
 
   for (auto t : tracks)
      for (auto pChannel : t->Channels())
         ChannelView::Get(*pChannel).SetMinimized(false);
 
   ProjectHistory::Get( project ).ModifyState(true);
}

References ProjectHistory::Get(), TrackList::Get(), ProjectWindow::Get(), ChannelView::Get(), ProjectHistory::ModifyState(), CommandContext::project, project, ChannelView::SetMinimized(), and tracks.

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OnGoSelEnd()

void ViewActions::Handler::OnGoSelEnd ( const CommandContext &  context )

inline

Definition at line 300 of file ViewMenus.cpp.

{
   auto &project = context.project;
   auto &viewInfo = ViewInfo::Get( project );
   auto &selectedRegion = viewInfo.selectedRegion;
   auto &window = ProjectWindow::Get( project );
 
   if (selectedRegion.isPoint())
      return;
 
   window.TP_ScrollWindow(
      selectedRegion.t1() - ((viewInfo.GetScreenEndTime() - viewInfo.h) / 2));
}

References ViewInfo::Get(), ProjectWindow::Get(), CommandContext::project, and project.

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OnGoSelStart()

void ViewActions::Handler::OnGoSelStart ( const CommandContext &  context )

inline

Definition at line 286 of file ViewMenus.cpp.

{
   auto &project = context.project;
   auto &viewInfo = ViewInfo::Get( project );
   auto &selectedRegion = viewInfo.selectedRegion;
   auto &window = ProjectWindow::Get( project );
 
   if (selectedRegion.isPoint())
      return;
 
   window.TP_ScrollWindow(
      selectedRegion.t0() - ((viewInfo.GetScreenEndTime() - viewInfo.h) / 2));
}

References ViewInfo::Get(), ProjectWindow::Get(), CommandContext::project, and project.

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OnShowClipping()

void ViewActions::Handler::OnShowClipping ( const CommandContext &  context )

inline

Definition at line 326 of file ViewMenus.cpp.

{
   auto &project = context.project;
   auto &commandManager = CommandManager::Get( project );
   auto &trackPanel = TrackPanel::Get( project );
 
   bool checked = !gPrefs->Read(wxT("/GUI/ShowClipping"), 0L);
   gPrefs->Write(wxT("/GUI/ShowClipping"), checked);
   gPrefs->Flush();
   commandManager.Check(wxT("ShowClipping"), checked);
 
   PrefsListener::Broadcast(ShowClippingPrefsID());
 
   trackPanel.Refresh(false);
}

References PrefsListener::Broadcast(), audacity::BasicSettings::Flush(), CommandManager::Get(), TrackPanel::Get(), gPrefs, CommandContext::project, project, audacity::BasicSettings::Read(), ShowClippingPrefsID(), audacity::BasicSettings::Write(), and wxT().

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OnShowExtraMenus()

void ViewActions::Handler::OnShowExtraMenus ( const CommandContext &  context )

inline

Definition at line 314 of file ViewMenus.cpp.

{
   auto &project = context.project;
   auto &commandManager = CommandManager::Get( project );
 
   bool checked = !gPrefs->Read(wxT("/GUI/ShowExtraMenus"), 0L);
   gPrefs->Write(wxT("/GUI/ShowExtraMenus"), checked);
   gPrefs->Flush();
   commandManager.Check(wxT("ShowExtraMenus"), checked);
   MenuCreator::RebuildAllMenuBars();
}

References audacity::BasicSettings::Flush(), CommandManager::Get(), gPrefs, CommandContext::project, project, audacity::BasicSettings::Read(), MenuCreator::RebuildAllMenuBars(), audacity::BasicSettings::Write(), and wxT().

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OnShowNameOverlay()

void ViewActions::Handler::OnShowNameOverlay ( const CommandContext &  context )

inline

Definition at line 342 of file ViewMenus.cpp.

{
   auto &project = context.project;
   auto &commandManager = CommandManager::Get( project );
   auto &trackPanel = TrackPanel::Get( project );
 
   bool checked = !gPrefs->Read(wxT("/GUI/ShowTrackNameInWaveform"), 0L);
   gPrefs->Write(wxT("/GUI/ShowTrackNameInWaveform"), checked);
   gPrefs->Flush();
   commandManager.Check(wxT("ShowTrackNameInWaveform"), checked);
 
   PrefsListener::Broadcast(ShowTrackNameInWaveformPrefsID());
 
   trackPanel.Refresh(false);
}

References PrefsListener::Broadcast(), audacity::BasicSettings::Flush(), CommandManager::Get(), TrackPanel::Get(), gPrefs, CommandContext::project, project, audacity::BasicSettings::Read(), ShowTrackNameInWaveformPrefsID(), audacity::BasicSettings::Write(), and wxT().

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OnUndoPushed()

void ViewActions::Handler::OnUndoPushed ( UndoRedoMessage  message )

inline

Definition at line 359 of file ViewMenus.cpp.

{
   if (message.type == UndoRedoMessage::Pushed) {
      const auto &settings = ProjectSettings::Get( mProject );
      if (settings.GetTracksFitVerticallyZoomed())
         DoZoomFitV( mProject );
   }
}

References anonymous_namespace{ViewMenus.cpp}::DoZoomFitV(), ProjectSettings::Get(), mProject, UndoRedoMessage::Pushed, settings(), and UndoRedoMessage::type.

Referenced by Handler().

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OnZoomFit()

void ViewActions::Handler::OnZoomFit ( const CommandContext &  context )

inline

Definition at line 230 of file ViewMenus.cpp.

{
   auto &project = context.project;
   auto &window = ProjectWindow::Get( project );
   window.DoZoomFit();
}

References ProjectWindow::Get(), CommandContext::project, and project.

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OnZoomFitV()

void ViewActions::Handler::OnZoomFitV ( const CommandContext &  context )

inline

Definition at line 237 of file ViewMenus.cpp.

{
   auto &project = context.project;
   auto &window = ProjectWindow::Get( project );
 
   DoZoomFitV(project);
 
   window.GetVerticalScrollBar().SetThumbPosition(0);
   ProjectHistory::Get( project ).ModifyState(true);
}

References anonymous_namespace{ViewMenus.cpp}::DoZoomFitV(), ProjectHistory::Get(), ProjectWindow::Get(), ProjectHistory::ModifyState(), CommandContext::project, and project.

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OnZoomIn()

void ViewActions::Handler::OnZoomIn ( const CommandContext &  context )

inline

Definition at line 170 of file ViewMenus.cpp.

{
   auto &project = context.project;
   auto &trackPanel = TrackPanel::Get( project );
   auto &window = ProjectWindow::Get( project );
   window.ZoomInByFactor( 2.0 );
   trackPanel.Refresh(false);
}

References ProjectWindow::Get(), TrackPanel::Get(), CommandContext::project, and project.

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OnZoomNormal()

void ViewActions::Handler::OnZoomNormal ( const CommandContext &  context )

inline

Definition at line 179 of file ViewMenus.cpp.

{
   auto &project = context.project;
   auto &trackPanel = TrackPanel::Get( project );
   auto &window = ProjectWindow::Get( project );
 
   window.Zoom(ZoomInfo::GetDefaultZoom());
   trackPanel.Refresh(false);
}

References ProjectWindow::Get(), TrackPanel::Get(), ZoomInfo::GetDefaultZoom(), CommandContext::project, and project.

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OnZoomOut()

void ViewActions::Handler::OnZoomOut ( const CommandContext &  context )

inline

Definition at line 189 of file ViewMenus.cpp.

{
   auto &project = context.project;
   auto &window = ProjectWindow::Get( project );
   window.ZoomOutByFactor( 1 /2.0 );
}

References ProjectWindow::Get(), CommandContext::project, and project.

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OnZoomSel()

void ViewActions::Handler::OnZoomSel ( const CommandContext &  context )

inline

Definition at line 196 of file ViewMenus.cpp.

{
   auto &project = context.project;
   auto &selectedRegion = ViewInfo::Get( project ).selectedRegion;
   auto &window = ProjectWindow::Get( project );
 
   window.Zoom( GetZoomOfSelection( project ) );
   window.TP_ScrollWindow(selectedRegion.t0());
}

References ViewInfo::Get(), ProjectWindow::Get(), anonymous_namespace{ViewMenus.cpp}::GetZoomOfSelection(), CommandContext::project, project, and ViewInfo::selectedRegion.

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OnZoomToggle()

void ViewActions::Handler::OnZoomToggle ( const CommandContext &  context )

inline

Definition at line 206 of file ViewMenus.cpp.

{
   auto &project = context.project;
   auto &viewInfo = ViewInfo::Get( project );
   auto &trackPanel = TrackPanel::Get( project );
   auto &window = ProjectWindow::Get( project );
 
//   const double origLeft = viewInfo.h;
//   const double origWidth = viewInfo.GetScreenEndTime() - origLeft;
 
   // Choose the zoom that is most different to the current zoom.
   double Zoom1 = GetZoomOfPreset( project, TracksPrefs::Zoom1Choice() );
   double Zoom2 = GetZoomOfPreset( project, TracksPrefs::Zoom2Choice() );
   double Z = viewInfo.GetZoom();// Current Zoom.
   double ChosenZoom =
      fabs(log(Zoom1 / Z)) > fabs(log( Z / Zoom2)) ? Zoom1:Zoom2;
 
   window.Zoom(ChosenZoom);
   trackPanel.Refresh(false);
//   const double newWidth = GetScreenEndTime() - viewInfo.h;
//   const double newh = origLeft + (origWidth - newWidth) / 2;
//   TP_ScrollWindow(newh);
}

References ViewInfo::Get(), ProjectWindow::Get(), TrackPanel::Get(), anonymous_namespace{ViewMenus.cpp}::GetZoomOfPreset(), CommandContext::project, project, TracksPrefs::Zoom1Choice(), and TracksPrefs::Zoom2Choice().

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operator=()

Handler & ViewActions::Handler::operator= ( const Handler &  )

delete

Member Data Documentation

mProject

AudacityProject& ViewActions::Handler::mProject

Definition at line 379 of file ViewMenus.cpp.

Referenced by Handler(), and OnUndoPushed().

mUndoSubscription

Observer::Subscription ViewActions::Handler::mUndoSubscription

Definition at line 378 of file ViewMenus.cpp.

Referenced by Handler().

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The documentation for this struct was generated from the following file:

• ViewMenus.cpp