void tpanelscrollbar::OnScrollHandler(wxScrollEvent &event) {
wxEventType type = event.GetEventType();
bool upok = (type == wxEVT_SCROLL_TOP || type == wxEVT_SCROLL_LINEUP || type == wxEVT_SCROLL_PAGEUP || type == wxEVT_SCROLL_THUMBRELEASE || type == wxEVT_SCROLL_CHANGED);
bool downok = (type == wxEVT_SCROLL_BOTTOM || type == wxEVT_SCROLL_LINEDOWN || type == wxEVT_SCROLL_PAGEDOWN || type == wxEVT_SCROLL_THUMBRELEASE || type == wxEVT_SCROLL_CHANGED);
int y;
if (type == wxEVT_SCROLL_LINEUP || type == wxEVT_SCROLL_LINEDOWN) {
y = GetThumbPosition();
if (type == wxEVT_SCROLL_LINEUP) {
y -= gc.linescrollspeed;
} else {
y += gc.linescrollspeed;
}
SetThumbPosition(std::max(0, y));
ScrollItems();
} else {
if (type == wxEVT_SCROLLWIN_THUMBRELEASE || type == wxEVT_SCROLL_CHANGED) {
y = event.GetPosition();
SetThumbPosition(y);
} else {
y = GetThumbPosition();
}
ScrollItemsForPosition(y);
event.Skip();
}
OnScrollHandlerCommon(upok, downok, 0, y);
}
void wxScrollBar::SetScrollbar(int position, int thumbSize,
int range, int pageSize,
bool refresh)
{
// we only refresh everything when the range changes, thumb position
// changes are handled in OnIdle
bool needsRefresh = (range != m_range) ||
(thumbSize != m_thumbSize) ||
(pageSize != m_pageSize);
// set all parameters
m_range = range;
m_thumbSize = thumbSize;
SetThumbPosition(position);
m_pageSize = pageSize;
// ignore refresh parameter unless we really need to refresh everything -
// there ir a lot of existing code which just calls SetScrollbar() without
// specifying the last parameter even though it doesn't need at all to
// refresh the window immediately
if ( refresh && needsRefresh )
{
// and update the window
Refresh();
Update();
}
}
void CTripleLinkageOpt::CalcThumbPosition()
{
for (UINT i = 0; i < m_szThumb.size(); i++)
{
SetThumbPosition(i, m_szThumb[i]->GetPosition());
}
}
void CMultiThumbOpt::CalcThumbPosition()
{
for (UINT i = 0; i < m_szThumb.size(); i++)
{
SetThumbPosition(i, m_szThumb[i]->GetPosition());
}
}
void tpanelscrollbar::OnScrollTrack(wxScrollEvent &event) {
#if TPANEL_SCROLLING_COPIOUS_LOGGING
LogMsgFormat(LOGT::TPANELTRACE, "TSCL: tpanelscrollbar::OnScrollTrack %s, %d", cstr(GetThisName()), event.GetPosition());
#endif
int y = event.GetPosition();
ScrollItemsForPosition(y);
SetThumbPosition(y);
event.Skip();
}
wxInt32 wxScrollBar::MacControlHit( WXEVENTHANDLERREF handler , WXEVENTREF mevent )
{
int position = m_peer->GetValue() ;
int minPos = m_peer->GetMinimum() ;
int maxPos = m_peer->GetMaximum() ;
wxEventType scrollEvent = wxEVT_NULL;
int nScrollInc = 0;
wxMacCarbonEvent cEvent( (EventRef) mevent ) ;
ControlPartCode controlpart = cEvent.GetParameter<ControlPartCode>(kEventParamControlPart,typeControlPartCode) ;
// all events have already been reported during mouse down, except for THUMBRELEASE
if ( controlpart !=kControlIndicatorPart )
return eventNotHandledErr ;
switch( controlpart )
{
case kControlIndicatorPart :
nScrollInc = 0 ;
scrollEvent = wxEVT_SCROLL_THUMBRELEASE;
break ;
default :
wxFAIL_MSG(wxT("illegal scrollbar selector"));
break ;
}
int new_pos = position + nScrollInc;
if (new_pos < minPos)
new_pos = minPos;
if (new_pos > maxPos)
new_pos = maxPos;
if ( nScrollInc )
SetThumbPosition(new_pos);
wxScrollEvent event(scrollEvent, m_windowId);
if ( m_windowStyle & wxHORIZONTAL )
{
event.SetOrientation( wxHORIZONTAL ) ;
}
else
{
event.SetOrientation( wxVERTICAL ) ;
}
event.SetPosition(new_pos);
event.SetEventObject( this );
wxWindow* window = GetParent() ;
if (window && window->MacIsWindowScrollbar(this) )
{
// this is hardcoded
window->MacOnScroll(event);
}
else
GetEventHandler()->ProcessEvent(event);
return noErr ;
}
void wxHugeScrollBar::SetScrollbar( int64_t Current_Position,int page_x, int64_t new_range, int pagesize, bool repaint ){
m_range = new_range;
if(new_range <= 2147483647){//if representable with 32 bit
m_scrollbar->SetScrollbar( Current_Position, page_x, new_range, pagesize, repaint );
}
else{
#ifdef _DEBUG_SCROLL_
std::cout << "new_range " << new_range << std::endl;
std::cout << "Current_Position :" << (Current_Position*(2147483647/new_range)) << std::endl;
#endif
m_scrollbar->SetScrollbar( (Current_Position*(2147483647/new_range)), page_x, 2147483647, pagesize, repaint );
}
SetThumbPosition( Current_Position );
}
void wxScrollBar::TriggerScrollEvent( wxEventType scrollEvent )
{
int position = GetPeer()->GetValue();
int minPos = 0 ;
int maxPos = GetPeer()->GetMaximum();
int nScrollInc = 0;
if ( scrollEvent == wxEVT_SCROLL_LINEUP )
{
nScrollInc = -1;
}
else if ( scrollEvent == wxEVT_SCROLL_LINEDOWN )
{
nScrollInc = 1;
}
else if ( scrollEvent == wxEVT_SCROLL_PAGEUP )
{
nScrollInc = -m_pageSize;
}
else if ( scrollEvent == wxEVT_SCROLL_PAGEDOWN )
{
nScrollInc = m_pageSize;
}
int new_pos = position + nScrollInc;
if (new_pos < minPos)
new_pos = minPos;
else if (new_pos > maxPos)
new_pos = maxPos;
if ( nScrollInc )
SetThumbPosition( new_pos );
wxScrollEvent event( scrollEvent, m_windowId );
if ( m_windowStyle & wxHORIZONTAL )
event.SetOrientation( wxHORIZONTAL );
else
event.SetOrientation( wxVERTICAL );
event.SetPosition( new_pos );
event.SetEventObject( this );
wxWindow* window = GetParent();
if (window && window->MacIsWindowScrollbar( this ))
// this is hardcoded
window->MacOnScroll( event );
else
HandleWindowEvent( event );
}
void tpanelscrollbar::mousewheelhandler(wxMouseEvent &event) {
int pxdelta = -event.GetWheelRotation() * gc.mousewheelscrollspeed / event.GetWheelDelta();
#if TPANEL_SCROLLING_COPIOUS_LOGGING
LogMsgFormat(LOGT::TPANELTRACE, "TSCL: tpanelscrollbar::mousewheelhandler %s, %d %d %d", cstr(GetThisName()),
GetScrollPos(wxVERTICAL), event.GetWheelRotation(), pxdelta);
#endif
int y = GetThumbPosition();
SetThumbPosition(std::max(0, y + pxdelta));
ScrollItems();
// Use gc.mousewheelscrollspeed as the threshold, this is to try and make mousewheel scrolling smooth across pages
OnScrollHandlerCommon(pxdelta < 0, pxdelta > 0, std::abs(gc.mousewheelscrollspeed), GetScrollPos(wxVERTICAL));
}
void tpanelscrollbar::ScrollToIndex(unsigned int index, int offset) {
int scroll_offset = 0;
for (auto &disp : parent->GetCurrentDisp()) {
if (index == 0) {
SetThumbPosition(scroll_offset - offset);
ScrollItems();
return;
} else {
index--;
}
wxSize s = disp.item->GetSize();
scroll_offset += s.y;
}
}
void wxScrollBar::SetScrollbar(int position, int thumbSize, int range, int pageSize, bool)
{
if (range == 0)
{
// GtkRange requires upper > lower
range =
thumbSize = 1;
}
if (position > range - thumbSize)
position = range - thumbSize;
if (position < 0)
position = 0;
GtkAdjustment* adj = ((GtkRange*)m_widget)->adjustment;
adj->step_increment = 1;
adj->page_increment = pageSize;
adj->page_size = thumbSize;
adj->upper = range;
SetThumbPosition(position);
gtk_adjustment_changed(adj);
}
void wxScrollBar::Command( wxCommandEvent& event )
{
SetThumbPosition( event.GetInt() );
ProcessCommand( event );
}
bool wxScrollBar::MSWOnScroll(int WXUNUSED(orientation), WXWORD wParam,
WXWORD WXUNUSED(pos), WXHWND WXUNUSED(control))
{
// don't use pos parameter because it is limited to 16 bits, get the full
// 32 bit position from the control itself instead
WinStruct<SCROLLINFO> scrollInfo;
scrollInfo.fMask = SIF_RANGE | SIF_POS | SIF_TRACKPOS;
if ( !::GetScrollInfo(GetHwnd(), SB_CTL, &scrollInfo) )
{
wxLogLastError(wxT("GetScrollInfo"));
return false;
}
int maxPos = scrollInfo.nMax;
// A page size greater than one has the effect of reducing the effective
// range, therefore the range has already been boosted artificially - so
// reduce it again.
if ( m_pageSize > 1 )
maxPos -= (m_pageSize - 1);
int position = scrollInfo.nPos;
wxEventType scrollEvent = wxEVT_NULL;
switch ( wParam )
{
case SB_TOP:
position = 0;
scrollEvent = wxEVT_SCROLL_TOP;
break;
case SB_BOTTOM:
position = maxPos;
scrollEvent = wxEVT_SCROLL_BOTTOM;
break;
case SB_LINEUP:
position--;
scrollEvent = wxEVT_SCROLL_LINEUP;
break;
case SB_LINEDOWN:
position++;
scrollEvent = wxEVT_SCROLL_LINEDOWN;
break;
case SB_PAGEUP:
position -= GetPageSize();
scrollEvent = wxEVT_SCROLL_PAGEUP;
break;
case SB_PAGEDOWN:
position += GetPageSize();
scrollEvent = wxEVT_SCROLL_PAGEDOWN;
break;
case SB_THUMBPOSITION:
case SB_THUMBTRACK:
position = scrollInfo.nTrackPos;
scrollEvent = wParam == SB_THUMBPOSITION ? wxEVT_SCROLL_THUMBRELEASE
: wxEVT_SCROLL_THUMBTRACK;
break;
case SB_ENDSCROLL:
scrollEvent = wxEVT_SCROLL_CHANGED;
break;
}
if ( position != scrollInfo.nPos )
{
if ( position < 0 )
position = 0;
if ( position > maxPos )
position = maxPos;
SetThumbPosition(position);
}
else if ( scrollEvent != wxEVT_SCROLL_THUMBRELEASE &&
scrollEvent != wxEVT_SCROLL_CHANGED )
{
// don't process the event if there is no displacement,
// unless this is a thumb release or end scroll event.
return false;
}
wxScrollEvent event(scrollEvent, m_windowId);
event.SetOrientation(IsVertical() ? wxVERTICAL : wxHORIZONTAL);
event.SetPosition(position);
event.SetEventObject( this );
return HandleWindowEvent(event);
}
void wxScrollBar::MacHandleControlClick( WXWidget control , wxInt16 controlpart , bool mouseStillDown )
{
int position = m_peer->GetValue() ;
int minPos = m_peer->GetMinimum() ;
int maxPos = m_peer->GetMaximum() ;
wxEventType scrollEvent = wxEVT_NULL;
int nScrollInc = 0;
// all events have already been reported during mouse down, except for THUMBRELEASE
if ( !mouseStillDown && controlpart !=kControlIndicatorPart )
return ;
switch( controlpart )
{
case kControlUpButtonPart :
nScrollInc = -1;
scrollEvent = wxEVT_SCROLL_LINEUP;
break ;
case kControlDownButtonPart :
nScrollInc = 1;
scrollEvent = wxEVT_SCROLL_LINEDOWN;
break ;
case kControlPageUpPart :
nScrollInc = -m_pageSize;
scrollEvent = wxEVT_SCROLL_PAGEUP;
break ;
case kControlPageDownPart :
nScrollInc = m_pageSize;
scrollEvent = wxEVT_SCROLL_PAGEDOWN;
break ;
case kControlIndicatorPart :
nScrollInc = 0 ;
if ( mouseStillDown )
scrollEvent = wxEVT_SCROLL_THUMBTRACK;
else
scrollEvent = wxEVT_SCROLL_THUMBRELEASE;
break ;
default :
wxFAIL_MSG(wxT("illegal scrollbar selector"));
break ;
}
int new_pos = position + nScrollInc;
if (new_pos < minPos)
new_pos = minPos;
if (new_pos > maxPos)
new_pos = maxPos;
if ( nScrollInc )
SetThumbPosition(new_pos);
wxScrollEvent event(scrollEvent, m_windowId);
if ( m_windowStyle & wxHORIZONTAL )
{
event.SetOrientation( wxHORIZONTAL ) ;
}
else
{
event.SetOrientation( wxVERTICAL ) ;
}
event.SetPosition(new_pos);
event.SetEventObject( this );
wxWindow* window = GetParent() ;
if (window && window->MacIsWindowScrollbar(this) )
{
// this is hardcoded
window->MacOnScroll(event);
}
else
GetEventHandler()->ProcessEvent(event);
}
void BigScrollBar::SetBigThumbPosition(gg_tl_dat position)
{
int sbPosition = (int) ( (position*SCROLLBAR_LENGTH)/m_BigRange );
SetThumbPosition(sbPosition);
}
