BColumnTitle *
BTitleView::FindColumnTitle(BPoint where) const
{
int32 count = fTitleList.CountItems();
for (int32 index = 0; index < count; index++) {
BColumnTitle *title = fTitleList.ItemAt(index);
if (title->Bounds().Contains(where))
return title;
}
return NULL;
}
// ToDo:
// Autoscroll when dragging column left/right
// fix dragging back a column before the first column (now adds as last)
// make column swaps/adds not invalidate/redraw columns to the left
void
ColumnDragState::Moved(BPoint where, uint32)
{
// figure out where we are with the mouse
BRect titleBounds(fTitleView->Bounds());
bool overTitleView = titleBounds.Contains(where);
BColumnTitle *overTitle = overTitleView
? fTitleView->FindColumnTitle(where) : 0;
BRect titleBoundsWithMargin(titleBounds);
titleBoundsWithMargin.InsetBy(0, -kRemoveTitleMargin);
bool inMarginRect = overTitleView || titleBoundsWithMargin.Contains(where);
bool drawOutline = false;
bool undrawOutline = false;
if (fTrackingRemovedColumn) {
if (overTitleView) {
// tracked back with a removed title into the title bar, add it
// back
fTitleView->EndRectTracking();
fColumnArchive.Seek(0, SEEK_SET);
BColumn *column = BColumn::InstantiateFromStream(&fColumnArchive);
ASSERT(column);
const BColumn *after = NULL;
if (overTitle)
after = overTitle->Column();
fTitleView->PoseView()->AddColumn(column, after);
fTrackingRemovedColumn = false;
fTitle = fTitleView->FindColumnTitle(column);
fInitialMouseTrackOffset += fTitle->Bounds().left;
drawOutline = true;
}
} else {
if (!inMarginRect) {
// dragged a title out of the hysteresis margin around the
// title bar - remove it and start dragging it as a dotted outline
BRect rect(fTitle->Bounds());
rect.OffsetBy(where.x - fInitialMouseTrackOffset, where.y - 5);
fColumnArchive.Seek(0, SEEK_SET);
fTitle->Column()->ArchiveToStream(&fColumnArchive);
fInitialMouseTrackOffset -= fTitle->Bounds().left;
if (fTitleView->PoseView()->RemoveColumn(fTitle->Column(), false)) {
fTitle = 0;
fTitleView->BeginRectTracking(rect);
fTrackingRemovedColumn = true;
undrawOutline = true;
}
} else if (overTitle && overTitle != fTitle
// over a different column
&& (overTitle->Bounds().left >= fTitle->Bounds().right
// over the one to the right
|| where.x < overTitle->Bounds().left + fTitle->Bounds().Width())){
// over the one to the left, far enough to not snap right back
BColumn *column = fTitle->Column();
fInitialMouseTrackOffset -= fTitle->Bounds().left;
// swap the columns
fTitleView->PoseView()->MoveColumnTo(column, overTitle->Column());
// re-grab the title object looking it up by the column
fTitle = fTitleView->FindColumnTitle(column);
// recalc initialMouseTrackOffset
fInitialMouseTrackOffset += fTitle->Bounds().left;
drawOutline = true;
} else
drawOutline = true;
}
if (drawOutline)
DrawOutline(where.x - fInitialMouseTrackOffset);
else if (undrawOutline)
UndrawOutline();
}
void
BTitleView::Draw(BRect /*updateRect*/, bool useOffscreen, bool updateOnly,
const BColumnTitle *pressedColumn,
void (*trackRectBlitter)(BView *, BRect), BRect passThru)
{
BRect bounds(Bounds());
BView *view;
if (useOffscreen) {
ASSERT(sOffscreen);
BRect frame(bounds);
frame.right += frame.left;
// this is kind of messy way of avoiding being clipped by the ammount the
// title is scrolled to the left
// ToDo: fix this
view = sOffscreen->BeginUsing(frame);
view->SetOrigin(-bounds.left, 0);
view->SetLowColor(LowColor());
view->SetHighColor(HighColor());
BFont font(be_plain_font);
font.SetSize(9);
view->SetFont(&font);
} else
view = this;
if (be_control_look != NULL) {
rgb_color base = ui_color(B_PANEL_BACKGROUND_COLOR);
view->SetHighColor(tint_color(base, B_DARKEN_2_TINT));
view->StrokeLine(bounds.LeftBottom(), bounds.RightBottom());
bounds.bottom--;
be_control_look->DrawButtonBackground(view, bounds, bounds, base, 0,
BControlLook::B_TOP_BORDER | BControlLook::B_BOTTOM_BORDER);
} else {
// fill background with light gray background
if (!updateOnly)
view->FillRect(bounds, B_SOLID_LOW);
view->BeginLineArray(4);
view->AddLine(bounds.LeftTop(), bounds.RightTop(), sShadowColor);
view->AddLine(bounds.LeftBottom(), bounds.RightBottom(), sShadowColor);
// draw lighter gray and white inset lines
bounds.InsetBy(0, 1);
view->AddLine(bounds.LeftBottom(), bounds.RightBottom(), sLightShadowColor);
view->AddLine(bounds.LeftTop(), bounds.RightTop(), sShineColor);
view->EndLineArray();
}
int32 count = fTitleList.CountItems();
float minx = bounds.right;
float maxx = bounds.left;
for (int32 index = 0; index < count; index++) {
BColumnTitle *title = fTitleList.ItemAt(index);
title->Draw(view, title == pressedColumn);
BRect titleBounds(title->Bounds());
if (titleBounds.left < minx)
minx = titleBounds.left;
if (titleBounds.right > maxx)
maxx = titleBounds.right;
}
if (be_control_look != NULL) {
bounds = Bounds();
minx--;
view->SetHighColor(sLightShadowColor);
view->StrokeLine(BPoint(minx, bounds.top), BPoint(minx, bounds.bottom - 1));
} else {
// first and last shades before and after first column
maxx++;
minx--;
view->BeginLineArray(2);
view->AddLine(BPoint(minx, bounds.top),
BPoint(minx, bounds.bottom), sShadowColor);
view->AddLine(BPoint(maxx, bounds.top),
BPoint(maxx, bounds.bottom), sShineColor);
view->EndLineArray();
}
#if !(APP_SERVER_CLEARS_BACKGROUND)
FillRect(BRect(bounds.left, bounds.top + 1, minx - 1, bounds.bottom - 1), B_SOLID_LOW);
FillRect(BRect(maxx + 1, bounds.top + 1, bounds.right, bounds.bottom - 1), B_SOLID_LOW);
#endif
if (useOffscreen) {
if (trackRectBlitter)
(trackRectBlitter)(view, passThru);
view->Sync();
DrawBitmap(sOffscreen->Bitmap());
sOffscreen->DoneUsing();
} else if (trackRectBlitter)
(trackRectBlitter)(view, passThru);
}
void
BTitleView::Draw(BRect /*updateRect*/, bool useOffscreen, bool updateOnly,
const BColumnTitle* pressedColumn,
void (*trackRectBlitter)(BView*, BRect), BRect passThru)
{
BRect bounds(Bounds());
BView* view;
if (useOffscreen) {
ASSERT(sOffscreen);
BRect frame(bounds);
frame.right += frame.left;
// ToDo: this is kind of messy way of avoiding being clipped
// by the amount the title is scrolled to the left
view = sOffscreen->BeginUsing(frame);
view->SetOrigin(-bounds.left, 0);
view->SetLowColor(LowColor());
view->SetHighColor(HighColor());
BFont font;
GetFont(&font);
view->SetFont(&font);
} else
view = this;
view->SetHighUIColor(B_PANEL_BACKGROUND_COLOR, B_DARKEN_2_TINT);
view->StrokeLine(bounds.LeftBottom(), bounds.RightBottom());
bounds.bottom--;
rgb_color baseColor = ui_color(B_PANEL_BACKGROUND_COLOR);
be_control_look->DrawButtonBackground(view, bounds, bounds, baseColor, 0,
BControlLook::B_TOP_BORDER | BControlLook::B_BOTTOM_BORDER);
int32 count = fTitleList.CountItems();
float minx = bounds.right;
float maxx = bounds.left;
for (int32 index = 0; index < count; index++) {
BColumnTitle* title = fTitleList.ItemAt(index);
title->Draw(view, title == pressedColumn);
BRect titleBounds(title->Bounds());
if (titleBounds.left < minx)
minx = titleBounds.left;
if (titleBounds.right > maxx)
maxx = titleBounds.right;
}
bounds = Bounds();
minx--;
view->SetHighUIColor(B_PANEL_BACKGROUND_COLOR, B_DARKEN_1_TINT);
view->StrokeLine(BPoint(minx, bounds.top),
BPoint(minx, bounds.bottom - 1));
#if !(APP_SERVER_CLEARS_BACKGROUND)
FillRect(BRect(bounds.left, bounds.top + 1, minx - 1, bounds.bottom - 1),
B_SOLID_LOW);
FillRect(BRect(maxx + 1, bounds.top + 1, bounds.right, bounds.bottom - 1),
B_SOLID_LOW);
#endif
if (useOffscreen) {
if (trackRectBlitter)
(trackRectBlitter)(view, passThru);
view->Sync();
DrawBitmap(sOffscreen->Bitmap());
sOffscreen->DoneUsing();
} else if (trackRectBlitter)
(trackRectBlitter)(view, passThru);
}