void DisplayManager::EnsureVisible(DisplayElement *pElem)
{
if (pElem->GetManager() == this)
{
WebRect rect;
GetElementRect(&rect, pElem);
EnsureRectVisible(&rect);
}
}
void InstanceCtrl::EnsureVisible ( VisualCoord coord )
{
if(coord.isItem())
{
wxRect rect;
GetItemRect(coord, rect, false);
EnsureRectVisible(rect);
}
// possibly add more for groups, headers, etc.
}
void CGraphStudioModelessDialog::RestorePosition()
{
if (!view || !ShouldRestorePosition())
return;
position_saved = false;
CRect rect_current;
this->GetWindowRect(&rect_current);
// if any settings fail to read then defaults will be unusable
CRect rect_touse;
const CString name(GetSettingsName());
rect_touse.left = AfxGetApp()->GetProfileInt(name, _T("left"), INT_MIN);
rect_touse.top = AfxGetApp()->GetProfileInt(name, _T("top"), INT_MIN);
if (ShouldRestoreSize()) {
rect_touse.right = rect_touse.left + AfxGetApp()->GetProfileInt(name, _T("width"), INT_MAX/2);
rect_touse.bottom = rect_touse.top + AfxGetApp()->GetProfileInt(name, _T("height"), INT_MAX/2);
} else {
rect_touse.right = rect_touse.left + rect_current.Width();
rect_touse.bottom = rect_touse.top + rect_current.Height();
}
CRect rect_default(GetDefaultRect());
if (!ShouldRestoreSize()) {
rect_default.right = rect_default.left + rect_current.Width();
rect_default.bottom = rect_default.top + rect_current.Height();
}
CRect rect_frame;
view->GetParentFrame()->GetWindowRect(&rect_frame);
rect_touse.OffsetRect(rect_frame.left, rect_frame.top); // adjust rects by position of frame window
rect_default.OffsetRect(rect_frame.left, rect_frame.top);
EnsureRectVisible(rect_touse, rect_default);
const int flags = ShouldRestoreSize() ? 0 : SWP_NOSIZE;
this->SetWindowPos(NULL, rect_touse.left, rect_touse.top, rect_touse.Width(), rect_touse.Height(), flags);
}
void DisplayManager::Draw(DISPLAY_INT x, DISPLAY_INT y, WebRect *pViewport, WebGraphics *pGC)
{
if (mNoRefresh)
{
DisplayManager* parentDisplayManager = GetManager();
if (parentDisplayManager)
{
// This handles the case where a DisplayManager that is NOT the root
// DisplayManager has a positive refresh lock, prohibiting its being
// drawn, but the parent DisplayManager does not (otherwise we would
// not even be in our Draw method); in this case:
//
// IF this element is within the collective invalid region being
// painted, THEN we want to re-invalidate the invalid part of (this),
// which will cause said region to re-paint when the refresh lock
// is removed from this element and this->Refresh is eventually called.
WebRect clipRect;
pGC->GetClip(&clipRect);
WebRect screenRect(mRect);
screenRect.MoveTo(x,y);
if (clipRect.Overlaps(&screenRect))
{
SetManagerFlag(MANAGER_FLAG_TRIED_TO_DRAW);
//screenRect.And(&clipRect);
//screenRect.Shift(-pViewport->left, -pViewport->top);
//parentDisplayManager->InvalidateViewportRegion(&screenRect);
}
}
return;
}
FormatResult result;
switch (GetScrollMode())
{
case SCROLL_MODE_NONE:
if (mpVScroll || mpHScroll)
{
DetachVScroll();
DetachHScroll();
UpdateViewport();
}
break;
case SCROLL_MODE_HSCROLL:
if (mpVScroll || !mpHScroll)
{
DetachVScroll();
AttachHScroll();
UpdateViewport();
}
break;
case SCROLL_MODE_VSCROLL:
if (!mpVScroll || mpHScroll)
{
AttachVScroll();
DetachHScroll();
UpdateViewport();
}
break;
case SCROLL_MODE_BOTH:
if (!mpVScroll || !mpHScroll)
{
AttachVScroll();
AttachHScroll();
UpdateViewport();
}
break;
case SCROLL_MODE_AUTO:
break;
}
if (mRoot.Get())
{
int i = 0;
do
{
result = mRoot.Get()->FormatForViewport(&mViewRect, (mpHScroll != 0), (mpVScroll != 0));
if (GetScrollMode() == SCROLL_MODE_AUTO)
{
if (result == DISPLAY_FORMAT_NEEDS_VSCROLL)
{
// create a vscroll bar
if (mpVScroll)
{
// what the... we already have a vscroll bar!
break;
}
AttachVScroll();
// check for creation failure - may indicate low memory condition
if (!mpVScroll)
{
// can't go on...
break;
}
UpdateViewport();
}
else if (result == DISPLAY_FORMAT_NEEDS_HSCROLL)
{
// create a hscroll bar
if (mpHScroll)
{
// what the... we already have a hscroll bar!
break;
}
AttachHScroll();
// check for creation failure - may indicate low memory condition
if (!mpHScroll)
{
// can't go on...
break;
}
UpdateViewport();
}
}
else
{
break;
}
// put a hard upper bound on the number of times we try to re-format
// (4, since this means we've covered all combinations of horizontal
// and vertical scroll bars on the window)
i++;
}
while (result != DISPLAY_FORMAT_SUCCESS && i < 5);
if (GetScrollMode() == SCROLL_MODE_AUTO)
{
WebRect rootBounds;
GetRootBounds(&rootBounds);
if (rootBounds.Height() <= mViewRect.Height() && mpVScroll)
{
DetachVScroll();
UpdateViewport();
mRoot.Get()->FormatForViewport(&mViewRect, (mpHScroll != 0), (mpVScroll != 0));
GetRootBounds(&rootBounds);
}
if (rootBounds.Width() <= mViewRect.Width() && mpHScroll)
{
DetachHScroll();
UpdateViewport();
mRoot.Get()->FormatForViewport(&mViewRect, (mpHScroll != 0), (mpVScroll != 0));
GetRootBounds(&rootBounds);
}
if (rootBounds.Height() <= mViewRect.Height() && mpVScroll)
{
DetachVScroll();
UpdateViewport();
mRoot.Get()->FormatForViewport(&mViewRect, (mpHScroll != 0), (mpVScroll != 0));
GetRootBounds(&rootBounds);
}
}
mViewportChanged = WEBC_FALSE;
CorrectViewportPosition();
if (mpFocus && (mpVScroll!=0) && (mpHScroll!=0))
{
WebRect focusRect;
WebRect elemRect;
WEBC_BOOL ensureFocusVisible = mpFocus->GetFocusRect (&focusRect);
if (ensureFocusVisible)
{
GetElementRect(&elemRect, mpFocus);
focusRect.Shift(elemRect.left, elemRect.top);
// this will adjust the scroll bars so that the given rect is in view
EnsureRectVisible(&focusRect);
}
}
}
DisplayElement::Draw(x, y, pViewport, pGC);
}
