MinimizeButtonHandle Class Reference

#include <TrackButtonHandles.h>

Inheritance diagram for MinimizeButtonHandle:

Collaboration diagram for MinimizeButtonHandle:

Public Member Functions
	MinimizeButtonHandle (const std::shared_ptr< Track > &pTrack, const wxRect &rect)
MinimizeButtonHandle &	operator= (const MinimizeButtonHandle &)=default
virtual	~MinimizeButtonHandle ()
Public Member Functions inherited from ButtonHandle
std::shared_ptr< Track >	GetTrack () const
bool	IsDragging () const override
Public Member Functions inherited from UIHandle
virtual	~UIHandle ()=0
virtual void	Enter (bool forward, AudacityProject *pProject)
virtual bool	HasRotation () const
virtual bool	Rotate (bool forward)
virtual bool	HasEscape (AudacityProject *pProject) const
virtual bool	Escape (AudacityProject *pProject)
virtual bool	HandlesRightClick ()
	Whether the handle has any special right-button handling. More...
virtual Result	Click (const TrackPanelMouseEvent &event, AudacityProject *pProject)=0
virtual Result	Drag (const TrackPanelMouseEvent &event, AudacityProject *pProject)=0
virtual HitTestPreview	Preview (const TrackPanelMouseState &state, AudacityProject *pProject)=0
virtual Result	Release (const TrackPanelMouseEvent &event, AudacityProject *pProject, wxWindow *pParent)=0
virtual Result	Cancel (AudacityProject *pProject)=0
virtual bool	StopsOnKeystroke ()
virtual void	OnProjectChange (AudacityProject *pProject)
virtual std::shared_ptr< const Track >	FindTrack () const =0
virtual bool	IsDragging () const
Result	GetChangeHighlight () const
void	SetChangeHighlight (Result val)
Public Member Functions inherited from TrackPanelDrawable
virtual	~TrackPanelDrawable ()=0
virtual void	Draw (TrackPanelDrawingContext &context, const wxRect &rect, unsigned iPass)
virtual wxRect	DrawingArea (TrackPanelDrawingContext &context, const wxRect &rect, const wxRect &panelRect, unsigned iPass)

Static Public Member Functions
static UIHandlePtr	HitTest (std::weak_ptr< MinimizeButtonHandle > &holder, const wxMouseState &state, const wxRect &rect, TrackPanelCell *pCell)
Static Public Member Functions inherited from UIHandle
static UIHandle::Result	NeedChangeHighlight (const UIHandle &, const UIHandle &)
static std::shared_ptr< const Track >	TrackFromChannel (const std::shared_ptr< const Channel > &pChannel)
	A frequent convenience in the definition of UIHandles. More...
Static Public Member Functions inherited from TrackPanelDrawable
static wxRect	MaximizeWidth (const wxRect &rect, const wxRect &panelRect)
static wxRect	MaximizeHeight (const wxRect &rect, const wxRect &panelRect)

Protected Member Functions
Result	CommitChanges (const wxMouseEvent &event, AudacityProject *pProject, wxWindow *pParent) override
TranslatableString	Tip (const wxMouseState &state, AudacityProject &) const override
Protected Member Functions inherited from ButtonHandle
	ButtonHandle (const std::shared_ptr< Track > &pTrack, const wxRect &rect)
ButtonHandle &	operator= (const ButtonHandle &)=default
virtual	~ButtonHandle ()
std::shared_ptr< const Track >	FindTrack () const override
virtual Result	CommitChanges (const wxMouseEvent &event, AudacityProject *pProject, wxWindow *pParent)=0
virtual TranslatableString	Tip (const wxMouseState &state, AudacityProject &project) const =0
void	Enter (bool forward, AudacityProject *) final override
Result	Click (const TrackPanelMouseEvent &event, AudacityProject *pProject) final override
Result	Drag (const TrackPanelMouseEvent &event, AudacityProject *pProject) final override
HitTestPreview	Preview (const TrackPanelMouseState &state, AudacityProject *pProject) final override
Result	Release (const TrackPanelMouseEvent &event, AudacityProject *pProject, wxWindow *pParent) final override
Result	Cancel (AudacityProject *pProject) final override

Private Member Functions
	MinimizeButtonHandle (const MinimizeButtonHandle &)=delete

Additional Inherited Members
Public Types inherited from UIHandle
using	Result = unsigned
using	Cell = TrackPanelCell
Protected Attributes inherited from ButtonHandle
std::weak_ptr< Track >	mpTrack
wxRect	mRect
bool	mWasIn { true }
bool	mIsDragging {}
Protected Attributes inherited from UIHandle
Result	mChangeHighlight { 0 }

Detailed Description

Definition at line 18 of file TrackButtonHandles.h.

Constructor & Destructor Documentation

MinimizeButtonHandle() [1/2]

MinimizeButtonHandle::MinimizeButtonHandle ( const MinimizeButtonHandle &  )

privatedelete

MinimizeButtonHandle() [2/2]

MinimizeButtonHandle::MinimizeButtonHandle ( const std::shared_ptr< Track > &  pTrack, const wxRect &  rect  )

explicit

Definition at line 29 of file TrackButtonHandles.cpp.

   : ButtonHandle{ pTrack, rect }
{}

~MinimizeButtonHandle()

MinimizeButtonHandle::~MinimizeButtonHandle ( )

virtual

Definition at line 34 of file TrackButtonHandles.cpp.

{
}

Member Function Documentation

CommitChanges()

UIHandle::Result MinimizeButtonHandle::CommitChanges ( const wxMouseEvent &  event, AudacityProject *  pProject, wxWindow *  pParent  )

overrideprotectedvirtual

Implements ButtonHandle.

Definition at line 38 of file TrackButtonHandles.cpp.

{
   using namespace RefreshCode;
 
   if (auto pTrack = mpTrack.lock()) {
      auto channels = pTrack->Channels();
      bool wasMinimized = ChannelView::Get(**channels.begin()).GetMinimized();
      for (auto pChannel : channels)
         ChannelView::Get(*pChannel).SetMinimized( !wasMinimized );
      ProjectHistory::Get(*pProject).ModifyState(true);
 
      // Redraw all tracks when any one of them expands or contracts
      // (Could we invent a return code that draws only those at or below
      // the affected track?)
      return RefreshAll | FixScrollbars;
   }
 
   return RefreshNone;
}

References RefreshCode::FixScrollbars, ProjectHistory::Get(), ChannelView::Get(), ChannelView::GetMinimized(), ProjectHistory::ModifyState(), ButtonHandle::mpTrack, RefreshCode::RefreshAll, RefreshCode::RefreshNone, and ChannelView::SetMinimized().

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HitTest()

UIHandlePtr MinimizeButtonHandle::HitTest ( std::weak_ptr< MinimizeButtonHandle > &  holder, const wxMouseState &  state, const wxRect &  rect, TrackPanelCell *  pCell  )

static

Definition at line 67 of file TrackButtonHandles.cpp.

{
   wxRect buttonRect;
   CommonTrackInfo::GetMinimizeRect(rect, buttonRect);
 
   if (buttonRect.Contains(state.m_x, state.m_y)) {
      auto pTrack = static_cast<CommonTrackPanelCell*>(pCell)->FindTrack();
      auto result = std::make_shared<MinimizeButtonHandle>( pTrack, buttonRect );
      result = AssignUIHandlePtr(holder, result);
      return result;
   }
   else
      return {};
}

References AssignUIHandlePtr(), ButtonHandle::FindTrack(), and CommonTrackInfo::GetMinimizeRect().

Referenced by CommonTrackControls::HitTest().

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operator=()

MinimizeButtonHandle & MinimizeButtonHandle::operator= ( const MinimizeButtonHandle &  )

default

Tip()

TranslatableString MinimizeButtonHandle::Tip ( const wxMouseState &  state, AudacityProject &    ) const

overrideprotectedvirtual

Implements ButtonHandle.

Definition at line 59 of file TrackButtonHandles.cpp.

{
   auto pTrack = GetTrack();
   return ChannelView::Get(*pTrack->GetChannel(0)).GetMinimized()
      ? XO("Expand") : XO("Collapse");
}

References ChannelView::Get(), ChannelView::GetMinimized(), ButtonHandle::GetTrack(), and XO().

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

• TrackButtonHandles.h
• TrackButtonHandles.cpp