//--------------------------------------------------------------
// constructor
mgSimpleDesktop::mgSimpleDesktop(
mgControl* parent,
const char* cntlName)
: mgDesktopControl(parent, cntlName)
{
addMouseListener(this);
addTimeListener(this);
}
//--------------------------------------------------------------
// mouse pressed
void mgUglyScrollbar::mouseDown(
void* source,
int x,
int y,
int modifiers,
int button)
{
int oldPress = m_pressPart;
// find area of press
if (m_horizontal)
{
if (x < m_lineUpCoord)
m_pressPart = PART_LINEUP;
else if (x < m_pageUpCoord)
{
m_dragStart = x;
m_pressPart = PART_PAGEUP;
}
else if (x < m_sliderCoord)
{
m_pressPart = PART_SLIDER;
m_dragOffset = x - m_pageUpCoord; // start of slider
}
else if (x < m_pageDownCoord)
{
m_pressPart = PART_PAGEDOWN;
m_dragStart = x;
}
else m_pressPart = PART_LINEDOWN;
}
else
{
if (y < m_lineUpCoord)
m_pressPart = PART_LINEUP;
else if (y < m_pageUpCoord)
{
m_pressPart = PART_PAGEUP;
m_dragStart = y;
}
else if (y < m_sliderCoord)
{
m_pressPart = PART_SLIDER;
m_dragOffset = y - m_pageUpCoord; // start of slider
}
else if (y < m_pageDownCoord)
{
m_pressPart = PART_PAGEDOWN;
m_dragStart = y;
}
else m_pressPart = PART_LINEDOWN;
}
// do first scroll event
switch (m_pressPart)
{
case PART_LINEUP:
case PART_LINEDOWN:
case PART_PAGEUP:
case PART_PAGEDOWN:
sendScrollEvent(m_pressPart, 0);
break;
case PART_SLIDER: ;
}
if (m_pressPart != PART_NONE && m_pressPart != PART_SLIDER)
{
// start timer
addTimeListener((mgTimeListener*) this);
m_pressTime = mgOSGetTime();
m_pressInterval = FIRST_INTERVAL;
}
if (m_pressPart != oldPress)
damage();
}
