CTFScrollPanel::CTFScrollPanel(int x,int y,int wide,int tall) : ScrollPanel(x,y,wide,tall)
{
ScrollBar *pScrollBar = getVerticalScrollBar();
pScrollBar->setButton( new CTFScrollButton( ARROW_UP, "", 0,0,16,16 ), 0 );
pScrollBar->setButton( new CTFScrollButton( ARROW_DOWN, "", 0,0,16,16 ), 1 );
pScrollBar->setSlider( new CTFSlider(0,wide-1,wide,(tall-(wide*2))+2,true) );
pScrollBar->setPaintBorderEnabled(false);
pScrollBar->setPaintBackgroundEnabled(false);
pScrollBar->setPaintEnabled(false);
pScrollBar = getHorizontalScrollBar();
pScrollBar->setButton( new CTFScrollButton( ARROW_LEFT, "", 0,0,16,16 ), 0 );
pScrollBar->setButton( new CTFScrollButton( ARROW_RIGHT, "", 0,0,16,16 ), 1 );
pScrollBar->setSlider( new CTFSlider(tall,0,wide-(tall*2),tall,false) );
pScrollBar->setPaintBorderEnabled(false);
pScrollBar->setPaintBackgroundEnabled(false);
pScrollBar->setPaintEnabled(false);
}
bool Viewport::autoScroll (const int mouseX, const int mouseY, const int activeBorderThickness, const int maximumSpeed)
{
if (contentComp != nullptr)
{
int dx = 0, dy = 0;
if (getHorizontalScrollBar().isVisible() || canScrollHorizontally())
{
if (mouseX < activeBorderThickness)
dx = activeBorderThickness - mouseX;
else if (mouseX >= contentHolder.getWidth() - activeBorderThickness)
dx = (contentHolder.getWidth() - activeBorderThickness) - mouseX;
if (dx < 0)
dx = jmax (dx, -maximumSpeed, contentHolder.getWidth() - contentComp->getRight());
else
dx = jmin (dx, maximumSpeed, -contentComp->getX());
}
if (getVerticalScrollBar().isVisible() || canScrollVertically())
{
if (mouseY < activeBorderThickness)
dy = activeBorderThickness - mouseY;
else if (mouseY >= contentHolder.getHeight() - activeBorderThickness)
dy = (contentHolder.getHeight() - activeBorderThickness) - mouseY;
if (dy < 0)
dy = jmax (dy, -maximumSpeed, contentHolder.getHeight() - contentComp->getBottom());
else
dy = jmin (dy, maximumSpeed, -contentComp->getY());
}
if (dx != 0 || dy != 0)
{
contentComp->setTopLeftPosition (contentComp->getX() + dx,
contentComp->getY() + dy);
return true;
}
}
return false;
}
bool Viewport::useMouseWheelMoveIfNeeded (const MouseEvent& e, const MouseWheelDetails& wheel)
{
if (! (e.mods.isAltDown() || e.mods.isCtrlDown() || e.mods.isCommandDown()))
{
const bool canScrollVert = (allowScrollingWithoutScrollbarV || getVerticalScrollBar().isVisible());
const bool canScrollHorz = (allowScrollingWithoutScrollbarH || getHorizontalScrollBar().isVisible());
if (canScrollHorz || canScrollVert)
{
auto deltaX = rescaleMouseWheelDistance (wheel.deltaX, singleStepX);
auto deltaY = rescaleMouseWheelDistance (wheel.deltaY, singleStepY);
auto pos = getViewPosition();
if (deltaX != 0 && deltaY != 0 && canScrollHorz && canScrollVert)
{
pos.x -= deltaX;
pos.y -= deltaY;
}
else if (canScrollHorz && (deltaX != 0 || e.mods.isShiftDown() || ! canScrollVert))
{
pos.x -= deltaX != 0 ? deltaX : deltaY;
}
else if (canScrollVert && deltaY != 0)
{
pos.y -= deltaY;
}
if (pos != getViewPosition())
{
setViewPosition (pos);
return true;
}
}
}
return false;
}
void FileListComponent::scrollToTop()
{
getVerticalScrollBar()->setCurrentRangeStart (0);
}
void ScrollBar::changed(ConstFieldMaskArg whichField,
UInt32 origin,
BitVector details)
{
Inherited::changed(whichField, origin, details);
if( (whichField & VerticalMinButtonFieldMask) ||
(whichField & VerticalMaxButtonFieldMask) ||
(whichField & VerticalScrollBarFieldMask) ||
(whichField & VerticalScrollFieldFieldMask)||
(whichField & HorizontalMinButtonFieldMask) ||
(whichField & HorizontalMaxButtonFieldMask) ||
(whichField & HorizontalScrollBarFieldMask) ||
(whichField & HorizontalScrollFieldFieldMask) ||
(whichField & OrientationFieldMask) )
{
clearChildren();
if(getOrientation() == ScrollBar::VERTICAL_ORIENTATION)
{
if(getVerticalScrollField() != NULL) {pushToChildren(getVerticalScrollField());}
if(getVerticalScrollBar() != NULL) {pushToChildren(getVerticalScrollBar());}
if(getVerticalMinButton() != NULL) {pushToChildren(getVerticalMinButton());}
if(getVerticalMaxButton() != NULL) {pushToChildren(getVerticalMaxButton());}
}
else
{
if(getHorizontalScrollField() != NULL) {pushToChildren(getHorizontalScrollField());}
if(getHorizontalScrollBar() != NULL) {pushToChildren(getHorizontalScrollBar());}
if(getHorizontalMinButton() != NULL) {pushToChildren(getHorizontalMinButton());}
if(getHorizontalMaxButton() != NULL) {pushToChildren(getHorizontalMaxButton());}
}
}
if((whichField & VerticalMinButtonFieldMask) &&
getVerticalMinButton() != NULL)
{
getVerticalMinButton()->addMousePressedActionListener(&_MinButtonActionListener);
}
if((whichField & VerticalMaxButtonFieldMask) &&
getVerticalMaxButton() != NULL)
{
getVerticalMaxButton()->addMousePressedActionListener(&_MaxButtonActionListener);
}
if((whichField & VerticalScrollBarFieldMask) &&
getVerticalScrollBar() != NULL)
{
getVerticalScrollBar()->addMouseListener(&_ScrollBarListener);
}
if((whichField & VerticalScrollFieldFieldMask) &&
getVerticalScrollField() != NULL)
{
getVerticalScrollField()->addMousePressedActionListener(&_ScrollFieldListener);
}
if((whichField & HorizontalMinButtonFieldMask) &&
getHorizontalMinButton() != NULL)
{
getHorizontalMinButton()->addMousePressedActionListener(&_MinButtonActionListener);
}
if((whichField & HorizontalMaxButtonFieldMask) &&
getHorizontalMaxButton() != NULL)
{
getHorizontalMaxButton()->addMousePressedActionListener(&_MaxButtonActionListener);
}
if((whichField & HorizontalScrollBarFieldMask) &&
getHorizontalScrollBar() != NULL)
{
getHorizontalScrollBar()->addMouseListener(&_ScrollBarListener);
}
if((whichField & HorizontalScrollFieldFieldMask) &&
getHorizontalScrollField() != NULL)
{
getHorizontalScrollField()->addMousePressedActionListener(&_ScrollFieldListener);
}
if(whichField & EnabledFieldMask)
{
if(getVerticalMinButton() != NULL)
{
getVerticalMinButton()->setEnabled(getEnabled());
}
if(getVerticalMaxButton() != NULL)
{
getVerticalMaxButton()->setEnabled(getEnabled());
}
if(getVerticalScrollBar() != NULL)
{
getVerticalScrollBar()->setEnabled(getEnabled());
}
if(getVerticalScrollField() != NULL)
{
getVerticalScrollField()->setEnabled(getEnabled());
}
if(getHorizontalMinButton() != NULL)
{
getHorizontalMinButton()->setEnabled(getEnabled());
}
if(getHorizontalMaxButton() != NULL)
{
getHorizontalMaxButton()->setEnabled(getEnabled());
}
if(getHorizontalScrollBar() != NULL)
{
getHorizontalScrollBar()->setEnabled(getEnabled());
}
if(getHorizontalScrollField() != NULL)
{
getHorizontalScrollField()->setEnabled(getEnabled());
}
}
if(whichField & RangeModelFieldMask)
{
if(getRangeModel() != NULL)
{
_RangeModelConnection = getRangeModel()->addChangeListener(&_BoundedRangeModelChangeListener);
}
}
}
void ScrollBar::changed(ConstFieldMaskArg whichField,
UInt32 origin,
BitVector details)
{
Inherited::changed(whichField, origin, details);
//Do not respond to changes that have a Sync origin
if(origin & ChangedOrigin::Sync)
{
return;
}
if( (whichField & VerticalMinButtonFieldMask) ||
(whichField & VerticalMaxButtonFieldMask) ||
(whichField & VerticalScrollBarFieldMask) ||
(whichField & VerticalScrollFieldFieldMask)||
(whichField & HorizontalMinButtonFieldMask) ||
(whichField & HorizontalMaxButtonFieldMask) ||
(whichField & HorizontalScrollBarFieldMask) ||
(whichField & HorizontalScrollFieldFieldMask) ||
(whichField & OrientationFieldMask) )
{
clearChildren();
if(getOrientation() == ScrollBar::VERTICAL_ORIENTATION)
{
if(getVerticalScrollField() != NULL) {pushToChildren(getVerticalScrollField());}
if(getVerticalScrollBar() != NULL) {pushToChildren(getVerticalScrollBar());}
if(getVerticalMinButton() != NULL) {pushToChildren(getVerticalMinButton());}
if(getVerticalMaxButton() != NULL) {pushToChildren(getVerticalMaxButton());}
}
else
{
if(getHorizontalScrollField() != NULL) {pushToChildren(getHorizontalScrollField());}
if(getHorizontalScrollBar() != NULL) {pushToChildren(getHorizontalScrollBar());}
if(getHorizontalMinButton() != NULL) {pushToChildren(getHorizontalMinButton());}
if(getHorizontalMaxButton() != NULL) {pushToChildren(getHorizontalMaxButton());}
}
}
if(getOrientation() == ScrollBar::VERTICAL_ORIENTATION)
{
if(whichField & VerticalMinButtonFieldMask)
{
_MinActionConnection.disconnect();
if(getVerticalMinButton() != NULL)
{
_MinActionConnection = getVerticalMinButton()->connectMousePressedActionPerformed(boost::bind(&ScrollBar::handleMinButtonAction, this, _1));
}
}
if(whichField & VerticalMaxButtonFieldMask)
{
_MaxActionConnection.disconnect();
if(getVerticalMaxButton() != NULL)
{
_MaxActionConnection = getVerticalMaxButton()->connectMousePressedActionPerformed(boost::bind(&ScrollBar::handleMaxButtonAction, this, _1));
}
}
if(whichField & VerticalScrollBarFieldMask)
{
_ScrollBarMousePressedConnection.disconnect();
if(getVerticalScrollBar() != NULL)
{
_ScrollBarMousePressedConnection = getVerticalScrollBar()->connectMousePressed(boost::bind(&ScrollBar::handleScrollBarMousePressed, this, _1));
}
}
if(whichField & VerticalScrollFieldFieldMask)
{
_ScrollFieldActionConnection.disconnect();
if(getVerticalScrollField() != NULL)
{
_ScrollFieldActionConnection = getVerticalScrollField()->connectActionPerformed(boost::bind(&ScrollBar::handleScrollFieldAction, this, _1));
}
}
}
else
{
if(whichField & HorizontalMinButtonFieldMask)
{
_MinActionConnection.disconnect();
if(getHorizontalMinButton() != NULL)
{
_MinActionConnection = getHorizontalMinButton()->connectMousePressedActionPerformed(boost::bind(&ScrollBar::handleMinButtonAction, this, _1));
}
}
if(whichField & HorizontalMaxButtonFieldMask)
{
_MaxActionConnection.disconnect();
if(getHorizontalMaxButton() != NULL)
{
_MaxActionConnection = getHorizontalMaxButton()->connectMousePressedActionPerformed(boost::bind(&ScrollBar::handleMaxButtonAction, this, _1));
}
}
if(whichField & HorizontalScrollBarFieldMask)
{
_ScrollBarMousePressedConnection.disconnect();
if(getHorizontalScrollBar() != NULL)
{
_ScrollBarMousePressedConnection = getHorizontalScrollBar()->connectMousePressed(boost::bind(&ScrollBar::handleScrollBarMousePressed, this, _1));
}
}
if(whichField & HorizontalScrollFieldFieldMask)
{
_ScrollFieldActionConnection.disconnect();
if(getHorizontalScrollField() != NULL)
{
_ScrollFieldActionConnection = getHorizontalScrollField()->connectActionPerformed(boost::bind(&ScrollBar::handleScrollFieldAction, this, _1));
}
}
}
if(whichField & EnabledFieldMask)
{
if(getVerticalMinButton() != NULL)
{
getVerticalMinButton()->setEnabled(getEnabled());
}
if(getVerticalMaxButton() != NULL)
{
getVerticalMaxButton()->setEnabled(getEnabled());
}
if(getVerticalScrollBar() != NULL)
{
getVerticalScrollBar()->setEnabled(getEnabled());
}
if(getVerticalScrollField() != NULL)
{
getVerticalScrollField()->setEnabled(getEnabled());
}
if(getHorizontalMinButton() != NULL)
{
getHorizontalMinButton()->setEnabled(getEnabled());
}
if(getHorizontalMaxButton() != NULL)
{
getHorizontalMaxButton()->setEnabled(getEnabled());
}
if(getHorizontalScrollBar() != NULL)
{
getHorizontalScrollBar()->setEnabled(getEnabled());
}
if(getHorizontalScrollField() != NULL)
{
getHorizontalScrollField()->setEnabled(getEnabled());
}
}
if(whichField & RangeModelFieldMask)
{
_RangeModelConnection.disconnect();
if(getRangeModel() != NULL)
{
_RangeModelConnection = getRangeModel()->connectStateChanged(boost::bind(&ScrollBar::handleRangeModelStateChanged, this, _1));
}
}
}