anonymous_namespace{RealtimeEffectPanel.cpp}::MovableControl Class Reference

Inheritance diagram for anonymous_namespace{RealtimeEffectPanel.cpp}::MovableControl:

Collaboration diagram for anonymous_namespace{RealtimeEffectPanel.cpp}::MovableControl:

Public Member Functions
	MovableControl ()=default
	MovableControl (wxWindow *parent, wxWindowID id, const wxPoint &pos=wxDefaultPosition, const wxSize &size=wxDefaultSize, long style=0, const wxString &name=wxPanelNameStr)
void	Create (wxWindow *parent, wxWindowID id, const wxPoint &pos=wxDefaultPosition, const wxSize &size=wxDefaultSize, long style=0, const wxString &name=wxPanelNameStr)
void	ProcessDragEvent (wxWindow *target, wxEventType eventType)
int	FindIndexInParent () const

Private Member Functions
void	OnKeyDown (wxKeyEvent &evt)
void	OnMouseCaptureLost (wxMouseCaptureLostEvent &event)
void	DragFinished ()
void	OnMouseDown (wxMouseEvent &evt)
void	OnMouseUp (wxMouseEvent &evt)
void	OnMove (wxMouseEvent &evt)

Private Attributes
bool	mDragging { false }
wxPoint	mInitialPosition
int	mTargetIndex { -1 }
int	mSourceIndex { -1 }

Detailed Description

Definition at line 338 of file RealtimeEffectPanel.cpp.

Constructor & Destructor Documentation

MovableControl() [1/2]

anonymous_namespace{RealtimeEffectPanel.cpp}::MovableControl::MovableControl ( )

default

MovableControl() [2/2]

anonymous_namespace{RealtimeEffectPanel.cpp}::MovableControl::MovableControl ( wxWindow *  parent, wxWindowID  id, const wxPoint &  pos = wxDefaultPosition, const wxSize &  size = wxDefaultSize, long  style = 0, const wxString &  name = wxPanelNameStr  )

inline

Definition at line 349 of file RealtimeEffectPanel.cpp.

      {
         Create(parent, id, pos, size, style, name);
      }

References name, and size.

Member Function Documentation

Create()

void anonymous_namespace{RealtimeEffectPanel.cpp}::MovableControl::Create ( wxWindow *  parent, wxWindowID  id, const wxPoint &  pos = wxDefaultPosition, const wxSize &  size = wxDefaultSize, long  style = 0, const wxString &  name = wxPanelNameStr  )

inline

Definition at line 359 of file RealtimeEffectPanel.cpp.

      {
         wxWindow::Create(parent, id, pos, size, style, name);
         Bind(wxEVT_LEFT_DOWN, &MovableControl::OnMouseDown, this);
         Bind(wxEVT_LEFT_UP, &MovableControl::OnMouseUp, this);
         Bind(wxEVT_MOTION, &MovableControl::OnMove, this);
         Bind(wxEVT_KEY_DOWN, &MovableControl::OnKeyDown, this);
         Bind(wxEVT_MOUSE_CAPTURE_LOST, &MovableControl::OnMouseCaptureLost, this);
      }

References name, and size.

DragFinished()

void anonymous_namespace{RealtimeEffectPanel.cpp}::MovableControl::DragFinished ( )

inlineprivate

Definition at line 444 of file RealtimeEffectPanel.cpp.

      {
         if(auto parent = GetParent())
         {
            wxWindowUpdateLocker freeze(this);
            ProcessDragEvent(parent, EVT_MOVABLE_CONTROL_DRAG_FINISHED);
         }
         mDragging = false;
      }

FindIndexInParent()

int anonymous_namespace{RealtimeEffectPanel.cpp}::MovableControl::FindIndexInParent ( ) const

inline

Definition at line 383 of file RealtimeEffectPanel.cpp.

      {
         auto parent = GetParent();
         if(!parent)
            return -1;
 
         if(auto sizer = parent->GetSizer())
         {
            for(size_t i = 0, count = sizer->GetItemCount(); i < count; ++i)
            {
               if(sizer->GetItem(i)->GetWindow() == this)
                  return static_cast<int>(i);
            }
         }
         return -1;
      }

OnKeyDown()

void anonymous_namespace{RealtimeEffectPanel.cpp}::MovableControl::OnKeyDown ( wxKeyEvent &  evt )

inlineprivate

Definition at line 402 of file RealtimeEffectPanel.cpp.

      {
         const auto keyCode = evt.GetKeyCode();
         if(evt.AltDown() && (keyCode == WXK_DOWN || keyCode == WXK_UP))
         {
#ifdef __WXOSX__
            {//don't allow auto-repeats
               static long lastEventTimestamp = 0;
               if(lastEventTimestamp == evt.GetTimestamp())
                  return;//don't skip
               lastEventTimestamp = evt.GetTimestamp();
            }
#endif
            const auto sourceIndex = FindIndexInParent();
            if(sourceIndex == -1)
            {
               evt.Skip();
               return;
            }
            
            const auto targetIndex = std::clamp(
               keyCode == WXK_DOWN ? sourceIndex + 1 : sourceIndex - 1,
               0,
               static_cast<int>(GetParent()->GetSizer()->GetItemCount()) - 1
            );
            if(sourceIndex != targetIndex)
            {
               mSourceIndex = sourceIndex;
               mTargetIndex = targetIndex;
               ProcessDragEvent(GetParent(), EVT_MOVABLE_CONTROL_DRAG_FINISHED);
            }
         }
         else
            evt.Skip();
      }

OnMouseCaptureLost()

void anonymous_namespace{RealtimeEffectPanel.cpp}::MovableControl::OnMouseCaptureLost ( wxMouseCaptureLostEvent &  event )

inlineprivate

Definition at line 438 of file RealtimeEffectPanel.cpp.

      {
         if(mDragging)
            DragFinished();
      }

OnMouseDown()

void anonymous_namespace{RealtimeEffectPanel.cpp}::MovableControl::OnMouseDown ( wxMouseEvent &  evt )

inlineprivate

Definition at line 454 of file RealtimeEffectPanel.cpp.

      {
         if(mDragging)
         {
            DragFinished();
            return;
         }
 
         mSourceIndex = mTargetIndex = FindIndexInParent();
         if(mSourceIndex != -1)
         {
            CaptureMouse();
            ProcessDragEvent(GetParent(), EVT_MOVABLE_CONTROL_DRAG_STARTED);
 
            mInitialPosition = evt.GetPosition();
            mDragging=true;
         }
      }

OnMouseUp()

void anonymous_namespace{RealtimeEffectPanel.cpp}::MovableControl::OnMouseUp ( wxMouseEvent &  evt )

inlineprivate

Definition at line 473 of file RealtimeEffectPanel.cpp.

      {
         if(!mDragging)
            return;
 
         ReleaseMouse();
 
         DragFinished();
      }

OnMove()

void anonymous_namespace{RealtimeEffectPanel.cpp}::MovableControl::OnMove ( wxMouseEvent &  evt )

inlineprivate

Definition at line 483 of file RealtimeEffectPanel.cpp.

      {
         if(!mDragging)
            return;
 
         auto parent = GetParent();
         if(!parent)
            return;
 
         wxPoint newPosition = wxGetMousePosition() - mInitialPosition;
         Move(GetParent()->ScreenToClient(newPosition));
 
         if(auto boxSizer = dynamic_cast<wxBoxSizer*>(parent->GetSizer()))
         {
            if(boxSizer->GetOrientation() == wxVERTICAL)
            {
               auto targetIndex = mSourceIndex;
 
               //assuming that items are ordered from top to bottom (i > j <=> y(i) > y(j))
               //compare wxSizerItem position with the current MovableControl position!
               if(GetPosition().y < boxSizer->GetItem(mSourceIndex)->GetPosition().y)
               {
                  //moving up
                  for(int i = 0; i < mSourceIndex; ++i)
                  {
                     const auto item = boxSizer->GetItem(i);
 
                     if(GetRect().GetTop() <= item->GetPosition().y + item->GetSize().y / 2)
                     {
                        targetIndex = i;
                        break;
                     }
                  }
               }
               else
               {
                  //moving down
                  for(int i = static_cast<int>(boxSizer->GetItemCount()) - 1; i > mSourceIndex; --i)
                  {
                     const auto item = boxSizer->GetItem(i);
                     if(GetRect().GetBottom() >= item->GetPosition().y + item->GetSize().y / 2)
                     {
                        targetIndex = i;
                        break;
                     }
                  }
               }
 
               if(targetIndex != mTargetIndex)
               {
                  mTargetIndex = targetIndex;
                  ProcessDragEvent(parent, EVT_MOVABLE_CONTROL_DRAG_POSITION);
               }
            }
         }
      }

ProcessDragEvent()

void anonymous_namespace{RealtimeEffectPanel.cpp}::MovableControl::ProcessDragEvent ( wxWindow *  target, wxEventType  eventType  )

inline

Definition at line 374 of file RealtimeEffectPanel.cpp.

      {
         MovableControlEvent event(eventType);
         event.SetSourceIndex(mSourceIndex);
         event.SetTargetIndex(mTargetIndex);
         event.SetEventObject(this);
         target->GetEventHandler()->ProcessEvent(event);
      }

Member Data Documentation

mDragging

bool anonymous_namespace{RealtimeEffectPanel.cpp}::MovableControl::mDragging { false }

private

Definition at line 340 of file RealtimeEffectPanel.cpp.

mInitialPosition

wxPoint anonymous_namespace{RealtimeEffectPanel.cpp}::MovableControl::mInitialPosition

private

Definition at line 341 of file RealtimeEffectPanel.cpp.

mSourceIndex

int anonymous_namespace{RealtimeEffectPanel.cpp}::MovableControl::mSourceIndex { -1 }

private

Definition at line 344 of file RealtimeEffectPanel.cpp.

mTargetIndex

int anonymous_namespace{RealtimeEffectPanel.cpp}::MovableControl::mTargetIndex { -1 }

private

Definition at line 343 of file RealtimeEffectPanel.cpp.

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

• RealtimeEffectPanel.cpp