bool CFile::Open(const char* pszFile, const char* pszFlags)
{
Close();
char bufFlags[8];
if (ModifyFlags(pszFlags, bufFlags, numof(bufFlags)) == false)
return (m_pfile != NULL);
}
void
BScrollView::SetBorder(border_style border)
{
if (fBorder == border)
return;
float offset = BorderSize(fBorder) - BorderSize(border);
float resize = 2 * offset;
float horizontalGap = 0, verticalGap = 0;
float change = 0;
if (border == B_NO_BORDER || fBorder == B_NO_BORDER) {
if (fHorizontalScrollBar != NULL)
verticalGap = border != B_NO_BORDER ? 1 : -1;
if (fVerticalScrollBar != NULL)
horizontalGap = border != B_NO_BORDER ? 1 : -1;
change = border != B_NO_BORDER ? -1 : 1;
if (fHorizontalScrollBar == NULL || fVerticalScrollBar == NULL)
change *= 2;
}
fBorder = border;
int32 savedResizingMode = 0;
if (fTarget != NULL) {
savedResizingMode = fTarget->ResizingMode();
fTarget->SetResizingMode(B_FOLLOW_NONE);
}
MoveBy(offset, offset);
ResizeBy(-resize - horizontalGap, -resize - verticalGap);
if (fTarget != NULL) {
fTarget->MoveBy(-offset, -offset);
fTarget->SetResizingMode(savedResizingMode);
}
if (fHorizontalScrollBar != NULL) {
fHorizontalScrollBar->MoveBy(-offset - verticalGap, offset + verticalGap);
fHorizontalScrollBar->ResizeBy(resize + horizontalGap - change, 0);
}
if (fVerticalScrollBar != NULL) {
fVerticalScrollBar->MoveBy(offset + horizontalGap, -offset - horizontalGap);
fVerticalScrollBar->ResizeBy(0, resize + verticalGap - change);
}
SetFlags(ModifyFlags(Flags(), border));
}
BScrollView::BScrollView(const char *name, BView *target, uint32 resizingMode,
uint32 flags, bool horizontal, bool vertical, border_style border)
: BView(CalcFrame(target, horizontal, vertical, border), name,
ModifyFlags(flags, border), resizingMode),
fTarget(target),
fHorizontalScrollBar(NULL),
fVerticalScrollBar(NULL),
fBorder(border),
fHighlighted(false)
{
fTarget->TargetedByScrollView(this);
fTarget->MoveTo(B_ORIGIN);
if (border != B_NO_BORDER)
fTarget->MoveBy(BorderSize(border), BorderSize(border));
AddChild(fTarget);
BRect frame = fTarget->Frame();
if (horizontal) {
BRect rect = frame;
rect.top = rect.bottom + 1;
rect.bottom += B_H_SCROLL_BAR_HEIGHT + 1;
if (border != B_NO_BORDER || vertical)
rect.right++;
if (border != B_NO_BORDER)
rect.left--;
fHorizontalScrollBar = new BScrollBar(rect, "_HSB_", fTarget, 0, 1000, B_HORIZONTAL);
AddChild(fHorizontalScrollBar);
}
if (vertical) {
BRect rect = frame;
rect.left = rect.right + 1;
rect.right += B_V_SCROLL_BAR_WIDTH + 1;
if (border != B_NO_BORDER || horizontal)
rect.bottom++;
if (border != B_NO_BORDER)
rect.top--;
fVerticalScrollBar = new BScrollBar(rect, "_VSB_", fTarget, 0, 1000, B_VERTICAL);
AddChild(fVerticalScrollBar);
}
fPreviousWidth = uint16(Bounds().Width());
fPreviousHeight = uint16(Bounds().Height());
}
