ultimatepp/bazaar/DockCtrl/DockTabs.cpp
mdelfede d2b54f7989 changed svn layout
git-svn-id: svn://ultimatepp.org/upp/trunk@281 f0d560ea-af0d-0410-9eb7-867de7ffcac7
2008-06-07 22:31:27 +00:00

890 lines
18 KiB
C++

#include "DockCtrl/DockCtrl.h"
#define IMAGECLASS DockCtrlImgs
#define IMAGEFILE <DockCtrl/DockableCtrl.iml>
#include <Draw/iml_source.h>
void DockCtrlCustomFrame::FrameLayout(Rect& r)
{
switch(layout)
{
case LAYOUT_LEFT:
LayoutFrameLeft(r, this, size);
break;
case LAYOUT_TOP:
LayoutFrameTop(r, this, size);
break;
case LAYOUT_RIGHT:
LayoutFrameRight(r, this, size);
break;
case LAYOUT_BOTTOM:
LayoutFrameBottom(r, this, size);
break;
}
}
void DockCtrlCustomFrame::FrameAddSize(Size& sz)
{
switch(layout)
{
case LAYOUT_LEFT:
sz.cx += size;
break;
case LAYOUT_TOP:
sz.cy += size;
break;
case LAYOUT_RIGHT:
sz.cx += size;
break;
case LAYOUT_BOTTOM:
sz.cy += size;
break;
}
}
DockCtrlCustomFrame& DockCtrlCustomFrame::SetStyle(const DockCtrlChStyle::Style& s)
{
style = &s;
return *this;
}
const DockCtrlChStyle::Style* DockCtrlCustomFrame::GetStyle()
{
return style ? style : &DockCtrlChStyle::StyleDefault();
}
//----------------------------------------------------------------------------------------------
void TabInterface::Add(String name, bool activate)
{
Tab &t = tabs.Add();
if(IsNull(name) || name == t_("")) name = t_("Untitled");
else t.name = name;
t.id = GetNextId();
t.active = activate;
t.visible = true;
t.highlighted = false;
t.icon = DockCtrlImgs::DefaultImage();
ReposTabs();
SetActiveTab(tabs.GetCount() - 1);
}
void TabInterface::Add(DockableCtrl& dock, bool activate)
{
Tab &t = tabs.Add();
if(dock.GetLabel().IsVoid() || dock.GetLabel() == t_("")) t.name = t_("Untitled");
else t.name = dock.GetLabel();
t.id = GetNextId();
t.active = activate;
t.visible = true;
t.highlighted = false;
t.icon = dock.GetIcon();
t.dock = &dock;
ReposTabs();
SetActiveTab(tabs.GetCount() - 1);
}
void TabInterface::Remove(DockableCtrl& dock)
{
}
void TabInterface::Remove(int n)
{
}
void TabInterface::Close(int n)
{
if(tabs.GetCount() < 1 || n >= tabs.GetCount()) // !!!
return;
int c = Find(tabs[n].id);
int nc = GetNext(c);
if(nc < 0)
nc = max(0, GetPrev(c));
if(hasscrollbar) scrollbar.AddTotal(-tabs[n].cx);
tabs.Remove(n);
ReposTabs();
SetActiveTab(nc);
}
void TabInterface::CloseAll()
{
for(int i = tabs.GetCount() - 1; i >= 0; i--)
{
tabs.At(i).dock = NULL;
tabs.At(i).id = -1;
tabs.Remove(i);
}
if(hasscrollbar) scrollbar.SetTotal(0);//scrollbar.SetTotal(tabs[0].cx);
ReposTabs();
SetActiveTab(-1);
id = -1;
}
void TabInterface::SetActiveTab(int n)
{
int tabcount = tabs.GetCount();
if(tabcount == 0)
return;
if(n < 0 || n >= tabcount)
n = max(0, tabcount - 1);
Tab& t = tabs[active = n];
int cx = t.x - (int(hasscrollbar) * scrollbar.GetPos());
if(hasscrollbar)
{
if(cx < 0)
scrollbar.AddPos(cx - 10);
else
{
cx = t.x + t.cx - GetSize().cx - scrollbar.GetPos();
if(cx > 0)
scrollbar.AddPos(cx + 10);
}
}
if(HasMouse())MouseMove(GetMouseViewPos(), 0);
UpdateActionRefresh();
WhenSelect();
}
void TabInterface::SetActiveTab(DockableCtrl& dock)
{
SetActiveTab(Find(dock));
}
void TabInterface::SetActiveTabTitle(String name, Image icon)
{
if(active < 0) return;
Tab& t = tabs.At(active);
t.name = name;
t.icon = icon;
ReposTabs();
}
TabInterface& TabInterface::HasScrollBar(bool b)
{
if(b)
{
AddFrame(scrollbar);
scrollbar.WhenScroll = THISBACK(OnScrollBar);
}
else
RemoveFrame(scrollbar);
Refresh();
hasscrollbar = b;
return *this;
}
int TabInterface::GetActiveTab()
{
return active;
}
int TabInterface::Find(int itemid)
{
for(int i = 0; i < tabs.GetCount(); i++)
if(tabs[i].id == itemid) return i;
return -1;
}
int TabInterface::Find(DockableCtrl& dock)
{
for(int i = 0; i < tabs.GetCount(); i++)
if(tabs[i].dock == &dock) return i;
return -1;
}
int TabInterface::GetNext(int n)
{
for(int i = n + 1; i < tabs.GetCount(); i++)
if(tabs[i].visible) return i;
return -1;
}
int TabInterface::GetPrev(int n)
{
for(int i = n - 1; i >= 0; i--)
if(tabs[i].visible) return i;
return -1;
}
int TabInterface::GetWidth(int n)
{
Tab &t = tabs[n];
t.textsize = GetTextSize(t.name, style->font);
return TAB_MARGIN * 2 + t.textsize.cx + ((hasfileicon ? TAB_SPACE : TAB_SPACE / 2) + DockCtrlImgs::DClose().GetSize().cx) * hastabbutton + (TAB_FILEICON + TAB_SPACEICON) * hasfileicon;
}
int TabInterface::GetWidth()
{
return tabs[tabs.GetCount() - 1].Right() + style->margin * 2;
}
int TabInterface::GetHeight()
{
return style->tabheight + style->sel.bottom + (int(hasscrollbar) * (TAB_SBHEIGHT + TAB_SBSEPARATOR));
}
void TabInterface::ReposTabs()
{
if(!tabs.GetCount())
return;
int j = 0;
bool first = true;
for(int i = 0; i < tabs.GetCount(); i++)
{
tabs[i].x = first ? 0 : tabs[j].Right();
j = i;
first = false;
tabs[i].visible = true;
tabs[i].y = 0;
tabs[i].cx = GetWidth(i);
tabs[i].cy = style->tabheight + style->sel.top;
}
if(hasscrollbar) scrollbar.SetTotal(GetWidth());
}
void TabInterface::DrawLabel(Draw& w, int x, int y, Tab& t, bool isactive)
{
String fn = GetFileName(t.name);
if(horizontal)
DrawFileName(w, x + TAB_MARGIN + (TAB_FILEICON + TAB_SPACEICON) * int(hasfileicon), (y - t.textsize.cy) / 2,
t.textsize.cx, t.textsize.cy, fn.ToWString(),
false, StdFont(), Black, LtBlue,
Null, Null, false);
else
w.DrawText((y + t.textsize.cy) / 2 + 1,
x + TAB_MARGIN + (TAB_FILEICON + TAB_SPACEICON) * int(hasfileicon),
2700, fn.ToWString(),
style->font);
}
void TabInterface::DrawTab(Draw& w, Size &sz, int i)
{
Size isz = DockCtrlImgs::DClose().GetSize();
int cnt = tabs.GetCount();
Tab &t = tabs[i];
bool ac = i == active;
bool hl = i == highlight;
int lx = i > 0 ? style->extendleft : 0;
int x = t.x - (hasscrollbar ? scrollbar.GetPos() : 0) + style->margin - lx;
int ndx = !IsEnabled() ? CTRL_DISABLED :
ac ? CTRL_PRESSED :
hl ? CTRL_HOT : CTRL_NORMAL;
Image nimg;
int cx = t.cx + lx + (ac ? style->sel.right + style->sel.left : 0);
int cy = ac ? t.cy - style->sel.top + style->sel.bottom : t.cy - style->sel.top;
int h = style->sel.top + style->sel.bottom;
int hs = ac ? 0 : h;
if(layout == LAYOUT_RIGHT || layout == LAYOUT_BOTTOM)
hs = -hs;
ImageDraw img(cx, cy);
img.DrawRect(0, 0, cx, cy, SColorFace);
const Value& sv = (cnt == 1 ? style->both : i == 0 ? style->first : i == cnt - 1 ? style->last : style->normal)[ndx];
ChPaint(img, 0, 0, cx, cy, sv);
if(hastabbutton && tabs.GetCount())
img.DrawImage(t.cx - isz.cx - TAB_MARGIN,
(cy + h - isz.cy) / 2,
(ac || hl) ? (tabbutton == i ? DockCtrlImgs::DCloseh :
ac ? DockCtrlImgs::DCloses : DockCtrlImgs::DClose) :
DockCtrlImgs::DClose);
if(hasfileicon)
img.DrawImage(TAB_MARGIN, (cy + h - t.icon.GetSize().cx) / 2, t.icon);
int shift = 0;
switch(layout)
{
case LAYOUT_LEFT:
nimg = MirrorVert(RotateAntiClockwise(img));
break;
case LAYOUT_TOP:
nimg = img;
break;
case LAYOUT_RIGHT:
nimg = RotateClockwise(img);
shift = TAB_SBSEPARATOR;
break;
case LAYOUT_BOTTOM:
nimg = MirrorVert(img);
shift = TAB_SBSEPARATOR;
break;
}
if(ac)
w.DrawImage(horizontal ? x - style->sel.left : shift,
horizontal ? shift : x - style->sel.left,
nimg);
else
w.DrawImage(horizontal ? x : style->sel.left - shift,
horizontal ? style->sel.top - shift : x,
nimg);
DrawLabel(w, x, cy + hs, t, ac);
}
void TabInterface::Paint(Draw& d)
{
Size sz = GetSize();
d.DrawRect(sz, SColorFace());
if(!horizontal)
d.DrawRect(layout == LAYOUT_LEFT ? sz.cx - 1: 0, 0,
1, sz.cy, LtGray());
else
d.DrawRect(0, layout == LAYOUT_TOP ? sz.cy - 1 : 0,
sz.cx, 1, LtGray());
Fix(sz);
int tabcount = tabs.GetCount();
for(int i = 0; i < tabcount; i++)
if(tabs[i].IsVisible() && active != i && i < tabcount)
DrawTab(d, sz, i);
if(active >= 0 && active < tabcount)
DrawTab(d, sz, active);
if(target >= 0)
{
int last = tabs.GetCount() - 1;
int first = 0;
if(target != active && target != active + 1)
{
int x = (target == last + 1 ? tabs[last].Right() : tabs[target].x)
- (hasscrollbar ? scrollbar.GetPos() : 0) - (target <= first ? 1 : 2)
+ style->margin - (target > 0 ? style->extendleft : 0);
int y = style->sel.top;
int cy = sz.cy - y;
Color c(255, 0, 0);
if(horizontal)
{
d.DrawRect(x + 1, y, 2, cy, c);
d.DrawRect(x, y, 4, 1, c);
d.DrawRect(x, y + cy - 1, 4, 1, c);
}
else
{
Swap(x, y);
d.DrawRect(x, y + 1, cy, 2, c);
d.DrawRect(x, y, 1, 4, c);
d.DrawRect(x + cy - 1, y, 1, 4, c);
}
}
}
}
void TabInterface::LeftDown(Point p, dword keyflags)
{
if(keyflags & K_SHIFT)
{
highlight = -1;
Refresh();
SetCapture();
oldp = p;
return;
}
isctrl = keyflags & K_CTRL;
if(isctrl)
return;
if(tabbutton >= 0)
{
int i = Find(tabbutton);
if(i == -1 && active >= 0)
i = active;
if(i >= 0)
{
DockableCtrl* dock = tabs[i].dock;
if(dock)
WhenClose(tabbutton, *dock);
}
}
if(highlight >= 0)
{
SetActiveTab(highlight);
if(active >= 0)
WhenActive(active, *tabs[active].dock);
}
}
void TabInterface::LeftUp(Point p, dword keyflags)
{
ReleaseCapture();
}
void TabInterface::MiddleDrag(Point p, dword keyflags)
{
if(!isdraggable) return;
isdragged = true;
DoDragAndDrop(InternalClip(*this, Format(internalname, this)));
}
void TabInterface::LeftDrag(Point p, dword keyflags)
{
if(keyflags & K_SHIFT)
return;
if(highlight < 0)
return;
if(isctrl)
{
isdragged = true;
DoDragAndDrop(InternalClip(*this, Format(internalname, this)));
return;
}
if(highlight >= 0)
{
Fix(p);
SetActiveTab(highlight);
p.x += (int(hasscrollbar) * scrollbar.GetPos());
if(tabs[active].HasMouse(p))
WhenDrag(active, *tabs[active].dock);
}
}
void TabInterface::RightDown(Point p, dword keyflags)
{
if(highlight >= 0)
SetActiveTab(highlight);
WhenContext(active, *tabs[active].dock);
}
void TabInterface::RightUp(Point p, dword keyflags)
{
}
void TabInterface::MouseMove(Point p, dword keyflags)
{
Fix(p);
if(HasCapture() && hasscrollbar)
{
scrollbar.AddPos(p.x - oldp.x, true);
oldp = p;
return;
}
p.x += (int(hasscrollbar) * scrollbar.GetPos()) - style->margin + style->extendleft;
Size sz = GetSize();
Fix(sz);
int h = highlight;
bool istabbutton = false;
bool istab = false;
for(int i = 0; i < tabs.GetCount(); i++)
{
if(tabs[i].HasMouse(p))
{
istab = true;
//int h = sz.cy + (active == i ? 0 : style->sel.top);
int h = style->sel.top + style->sel.bottom;
int hs = active == i ? style->sel.top : h;
if(layout == LAYOUT_RIGHT || layout == LAYOUT_BOTTOM)
hs = -hs;
hs += sz.cy;
int ws = active == i ? style->sel.left : 0;
istabbutton = hastabbutton ? tabs[i].HasMouseButton(p, ws, hs) : false;
if(highlight != i || (istabbutton && tabbutton != i))
{
tabbutton = istabbutton ? i : -1;
highlight = i;
WhenHighlight();
Refresh();
return;
}
}
}
if(!istab && h >= 0)
{
highlight = -1;
WhenHighlight();
Refresh();
}
if(!istabbutton && tabbutton >= 0)
{
tabbutton = -1;
Refresh();
}
}
void TabInterface::MouseWheel(Point p, int zdelta, dword keyflags)
{
if(!hasscrollbar) return;
scrollbar.AddPos(-zdelta / 4, true);
MouseMove(p, 0);
}
void TabInterface::MouseLeave()
{
if(isdragged)
return;
highlight = -1;
tabbutton = -1;
Refresh();
}
int TabInterface::GetTargetTab(Point p)
{
Fix(p);
p.x += (hasscrollbar ? scrollbar.GetPos() : 0);
int f = 0;
int l = tabs.GetCount() - 1;
if(tabs[f].visible && p.x < tabs[f].x + tabs[f].cx / 2)
return f;
for(int i = l; i >= f; i--)
if(tabs[i].visible && p.x >= tabs[i].x + tabs[i].cx / 2)
return i == l ? i + 1 : GetNext(i);
return -1;
}
int TabInterface::GetSourceTab(Point p)
{
int cnt = tabs.GetCount();
if(((active >= 0 && active < cnt) || (highlight >= 0 && highlight < cnt)))
{
for(int i = tabs.GetCount() - 1; i >= 0; i--)
if(tabs[i].visible && tabs[i].HasMouse(p))
return (source = i);
}
return (source = highlight);
}
void TabInterface::DragAndDrop(Point p, PasteClip& d)
{
int c = GetTargetTab(p);
int tab = isctrl ? highlight : active;
if(tab == -1) return;
bool sametab = c == tab || c == tab + 1;
bool internal = AcceptInternal<TabInterface>(d, internalname);
if(!sametab && d.IsAccepted())
{
if(internal)
{
int id = tabs[active].id;
Tab t = tabs[tab];
tabs.Insert(c, t);
tabs.Remove(tab + int(c < tab));
active = Find(id);
isdragged = false;
ReposTabs();
return;
}
else if(d.IsPaste())
{
CancelMode();
return;
}
}
else
{
//d.Reject();
//unfortunately after Reject DragLeave stops working until d is accepted
}
if(c != target)
{
target = c;
Refresh();
}
}
void TabInterface::DragEnter()
{
}
void TabInterface::DragLeave()
{
target = -1;
Refresh();
}
void TabInterface::DragRepeat(Point p)
{
{
int dx = GetDragScroll(this, p, 16).x;
if(dx != 0 && hasscrollbar)
scrollbar.AddPos(dx);
}
}
void TabInterface::CancelMode()
{
isdragged = false;
target = -1;
Refresh();
}
TabInterface& TabInterface::SetLayout(int l)
{
DockCtrlCustomFrame::SetLayout(l);
switch(l)
{
case LAYOUT_LEFT:
horizontal = scrollbar.horizontal = false;
scrollbar.SetLayout(LAYOUT_RIGHT);
break;
case LAYOUT_TOP:
horizontal = scrollbar.horizontal = true;
scrollbar.SetLayout(LAYOUT_BOTTOM);
break;
case LAYOUT_RIGHT:
horizontal = scrollbar.horizontal = false;
scrollbar.SetLayout(LAYOUT_LEFT);
break;
case LAYOUT_BOTTOM:
horizontal = scrollbar.horizontal = true;
scrollbar.SetLayout(LAYOUT_TOP);
break;
}
RefreshLayout();
return *this;
}
TabInterface::TabInterface()
{
internalname = "tabs";
id = -1;
active = -1;
highlight = -1;
visible = -1;
fileicon = -1;
tabbutton = -1;
target = -1; // drag target.
source = -1; // drag source.
hasfileicon = false;
hastabbutton = true;
isdraggable = true;
isctrl = false;
isdragged = false;
SetStyle(TabCtrl::StyleDefault());
DockCtrlCustomFrame::layout = LAYOUT_BOTTOM;
HasScrollBar(true);
SetSize(GetHeight() + 2);
BackPaint();
}
TabInterface::~TabInterface()
{
for(int i = 0; i < tabs.GetCount(); i++)
tabs.Remove(i);
}
//----------------------------------------------------------------------------------------------
TabInterface::TabScrollBar::TabScrollBar()
{
DockCtrlCustomFrame::layout = LAYOUT_TOP;
DockCtrlCustomFrame::SetSize(TAB_SBHEIGHT);
total = 0;
pos = 0;
ps = 0;
start_pos = 0;
new_pos = 0;
old_pos = 0;
ready = false;
}
void TabInterface::TabScrollBar::Paint(Draw &w)
{
if(!ready)
{
UpdatePos();
ready = true;
}
Size sz = GetSize();
w.DrawRect(sz, SColorFace());
if(horizontal)
{
if(total > sz.cx)
w.DrawRect(ffloor(pos), 1, fceil(size), 2, Blue);
else
w.DrawRect(0, sz.cy - 1, sz.cx, 1, White);
}
else
{
if(total > sz.cy)
w.DrawRect(1, ffloor(pos), 2, fceil(size), Blue);
else
w.DrawRect(sz.cx - 1, 0, 1, sz.cy, White);
}
}
void TabInterface::TabScrollBar::LeftDown(Point p, dword keyflags)
{
SetCapture();
Fix(p);
old_pos = new_pos = p.x;
if(p.x < pos || p.x > pos + size)
start_pos = size / 2;
else
start_pos = UPP::tabs(p.x - pos);
UpdatePos();
Refresh();
}
void TabInterface::TabScrollBar::LeftUp(Point p, dword keyflags)
{
ReleaseCapture();
Fix(p);
old_pos = p.x;
}
void TabInterface::TabScrollBar::MouseMove(Point p, dword keyflags)
{
if(!HasCapture())
return;
Fix(p);
new_pos = p.x;
UpdatePos();
Refresh();
}
void TabInterface::TabScrollBar::MouseWheel(Point p, int zdelta, dword keyflags)
{
AddPos(-zdelta / 4, true);
}
void TabInterface::TabScrollBar::Layout()
{
UpdatePos(false);
}
int TabInterface::TabScrollBar::GetPos() const
{
return ffloor(ps);
}
void TabInterface::TabScrollBar::SetPos(int p, bool dontscale)
{
Fix(sz);
pos = total > 0 ? dontscale ? p : iscale(p, sz.cx, total) : 0;
UpdatePos(false);
Refresh();
}
void TabInterface::TabScrollBar::AddPos(int p, bool dontscale)
{
Fix(sz);
pos += total > 0 ? dontscale ? p : iscale(p, sz.cx, total) : 0;
UpdatePos(false);
Refresh();
}
int TabInterface::TabScrollBar::GetTotal() const
{
return total;
}
void TabInterface::TabScrollBar::AddTotal(int t)
{
total += t;
UpdatePos();
Refresh();
}
void TabInterface::TabScrollBar::SetTotal(int t)
{
bool upd = total < t;
total = t;
UpdatePos(upd);
Refresh();
}
void TabInterface::TabScrollBar::GoEnd()
{
pos = total;
UpdatePos(false);
Refresh();
}
void TabInterface::TabScrollBar::GoBegin()
{
pos = 0;
UpdatePos(false);
Refresh();
}
void TabInterface::TabScrollBar::Set(const TabScrollBar& t)
{
total = t.total;
pos = t.pos;
ps = t.ps;
Refresh();
}
void TabInterface::TabScrollBar::UpdatePos(bool update)
{
sz = GetSize();
Fix(sz);
if(total <= 0 || sz.cx <= 0)
cs = ics = 0;
else
{
cs = sz.cx / ((double) total + 0.5);
ics = total / ((double) sz.cx);
}
size = sz.cx * cs;
if(update)
pos = new_pos - start_pos;
if(pos < 0)
pos = 0;
else if(pos + size > sz.cx)
pos = sz.cx - size;
ps = total > sz.cx ? pos * ics : 0;
WhenScroll();
}
TabInterface::TabScrollBar& TabInterface::TabScrollBar::SetLayout(int l)
{
layout = l;
RefreshLayout();
return *this;
}