ultimatepp/uppsrc/ide/QuickTabs/QuickTabs.cpp
mdelfede 263ff5f895 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

892 lines
15 KiB
C++

#include <ide/QuickTabs/QuickTabs.h>
#include <ide/Common/Common.h>
#define IMAGECLASS Img
#define IMAGEFILE <ide/QuickTabs/QuickTabs.iml>
#include <Draw/iml_source.h>
static String ParseGroup(const String &s)
{
if(!s.IsEmpty())
{
if(s[0] == '/' || s[0] == '\\')
return s.Mid(1);
else if(s[1] == ':')
return s.Mid(3);
}
return Null;
}
TabScrollBar::TabScrollBar()
{
total = 0;
pos = 0;
ps = 0;
start_pos = 0;
new_pos = 0;
old_pos = 0;
ready = false;
}
void TabScrollBar::UpdatePos(bool update)
{
sz = GetSize();
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();
}
void TabScrollBar::Paint(Draw &w)
{
if(!ready)
{
UpdatePos();
ready = true;
}
Size sz = GetSize();
w.DrawRect(sz, White);
if(total > sz.cx)
w.DrawRect(ffloor(pos), 1, fceil(size), 2, Blue);
else
w.DrawRect(0, 1, sz.cx, 2, Blue);
}
void TabScrollBar::Layout()
{
UpdatePos(false);
}
void TabScrollBar::LeftDown(Point p, dword keyflags)
{
SetCapture();
old_pos = new_pos = p.x;
if(p.x < pos || p.x > pos + size)
start_pos = size / 2;
else
start_pos = tabs(p.x - pos);
UpdatePos();
Refresh();
}
void TabScrollBar::LeftUp(Point p, dword keyflags)
{
ReleaseCapture();
old_pos = p.x;
}
void TabScrollBar::MouseMove(Point p, dword keyflags)
{
if(!HasCapture())
return;
new_pos = p.x;
UpdatePos();
Refresh();
}
void TabScrollBar::MouseWheel(Point p, int zdelta, dword keyflags)
{
AddPos(-zdelta / 4, true);
}
int TabScrollBar::GetPos() const
{
return ffloor(ps);
}
void TabScrollBar::SetPos(int p, bool dontscale)
{
pos = total > 0 ? dontscale ? p : iscale(p, sz.cx, total) : 0;
UpdatePos(false);
Refresh();
}
void TabScrollBar::AddPos(int p, bool dontscale)
{
pos += total > 0 ? dontscale ? p : iscale(p, sz.cx, total) : 0;
UpdatePos(false);
Refresh();
}
int TabScrollBar::GetTotal() const
{
return total;
}
void TabScrollBar::SetTotal(int t)
{
bool upd = total < t;
total = t;
UpdatePos(upd);
Refresh();
}
void TabScrollBar::AddTotal(int t)
{
total += t;
UpdatePos();
Refresh();
}
void TabScrollBar::GoEnd()
{
pos = total;
UpdatePos(false);
Refresh();
}
void TabScrollBar::GoBegin()
{
pos = 0;
UpdatePos(false);
Refresh();
}
void TabScrollBar::Set(const TabScrollBar& t)
{
total = t.total;
pos = t.pos;
ps = t.ps;
Refresh();
}
QuickTabs::QuickTabs()
{
AddFrame(sc.Height(QT_SBHEIGHT));
sc.WhenScroll = THISBACK(Scroll);
highlight = -1;
active = -1;
cross = -1;
target = -1;
crosses = true;
file_icons = false;
grouping = true;
isctrl = false;
isdrag = false;
id = -1;
Group &g = groups.Add();
g.name = "All";
group = 0;
SetStyle(TabCtrl::StyleDefault());
BackPaint();
}
void QuickTabs::CloseAll()
{
for(int i = tabs.GetCount() - 1; i >= 0; i--)
if(i != active)
tabs.Remove(i);
sc.SetTotal(tabs[0].cx);
MakeGroups();
Repos();
SetCursor(0);
}
int QuickTabs::GetNextId()
{
return ++id;
}
void QuickTabs::Menu(Bar& bar)
{
bar.Add(tabs.GetCount() > 1, "Close", THISBACK1(Close, highlight));
bar.Separator();
int cnt = groups.GetCount();
for(int i = 0; i < cnt; i++)
{
String name = Format("%s (%d)", groups[i].name, groups[i].count);
Bar::Item &it = i > 0 ? bar.Add(name, THISBACK1(GroupMenu, i))
: bar.Add(name, THISBACK1(DoGrouping, i));
if(i == group)
it.Image(Img::CHK);
if(i == 0 && cnt > 1)
bar.Separator();
}
bar.Separator();
bar.Add("Close all tabs except current", THISBACK(CloseAll));
bar.Add("Close non-project tabs", WhenCloseRest);
}
void QuickTabs::GroupMenu(Bar &bar, int n)
{
bar.Add("Set active", THISBACK1(DoGrouping, n));
bar.Add("Close", THISBACK1(DoCloseGroup, n));
}
bool Tab::HasMouse(const Point& p)
{
return visible && p.x >= x && p.x < x + cx;
}
bool Tab::HasMouseCross(const Point& p, int h)
{
if(!visible)
return false;
Size isz = Img::CR0().GetSize();
int iy = (h - isz.cy) / 2;
int ix = x + cx - isz.cx - QT_MARGIN;
return p.x >= ix && p.x < ix + isz.cx &&
p.y >= iy && p.y < iy + isz.cy;
}
int QuickTabs::FindGroup(const String& g)
{
for(int i = 0; i < groups.GetCount(); i++)
if(groups[i].path == g)
return i;
return -1;
}
void QuickTabs::MakeGroups()
{
groups[0].count = tabs.GetCount();
groups[0].first = 0;
groups[0].last = tabs.GetCount() - 1;
for(int i = 1; i < groups.GetCount(); i++)
{
groups[i].count = 0;
groups[i].first = 1000000;
groups[i].last = 0;
}
for(int i = 0; i < tabs.GetCount(); i++)
{
Tab &tab = tabs[i];
String s = ParseGroup(tab.group);
if(IsNull(s))
continue;
int n = FindGroup(tab.group);
if(n < 0)
{
Group &g = groups.Add();
g.count = 1;
g.first = 1000000;
g.last = 0;
g.name = s;
g.path = tab.group;
g.active = tab.id;
n = groups.GetCount() - 1;
}
else
{
groups[n].count++;
groups[n].last = i;
}
if(i < groups[n].first)
groups[n].first = i;
if(i > groups[n].last)
groups[n].last = i;
}
int removed = 0;
for(int i = 1; i < groups.GetCount(); i++)
if(groups[i].count == 0)
{
groups.Remove(i - removed);
removed++;
}
if(group > groups.GetCount() - 1 && group > 0)
group--;
}
void QuickTabs::DoGrouping(int n)
{
group = n;
Repos();
SetCursor(-1);
}
void QuickTabs::DoCloseGroup(int n)
{
int cnt = groups.GetCount();
if(cnt <= 0)
return;
if(cnt == n)
--group;
String group = groups[n].path;
for(int i = tabs.GetCount() - 1; i >= 0; i--)
{
String s = ParseGroup(tabs[i].group);
if(IsNull(s))
continue;
if(group == tabs[i].group && tabs.GetCount() > 1)
tabs.Remove(i);
}
if(cnt > 1)
groups.Remove(n);
MakeGroups();
Repos();
SetCursor(-1);
}
void QuickTabs::DrawTab(Draw &w, int i)
{
Size sz = GetSize();
Size isz = Img::CR0().GetSize();
int cnt = tabs.GetCount();
Tab &t = tabs[i];
int lx = i > 0 ? style->extendleft : 0;
int x = t.x - sc.GetPos() + style->margin - lx;
bool ac = i == active;
bool hl = i == highlight;
int ndx = !IsEnabled() ? CTRL_DISABLED :
ac ? CTRL_PRESSED :
hl ? CTRL_HOT : CTRL_NORMAL;
const Value& sv = (cnt == 1 ? style->both : i == 0 ? style->first : i == cnt - 1 ? style->last : style->normal)[ndx];
if(ac)
ChPaint(w, x - style->sel.left,
0,
t.cx + style->sel.right + style->sel.left + lx,
t.cy + style->sel.bottom,
sv);
else
ChPaint(w, x,
style->sel.top,
t.cx + lx,
t.cy - style->sel.top,
sv);
int h = sz.cy + (ac ? 0 : style->sel.top);
if(crosses && tabs.GetCount() > 1)
w.DrawImage(x + t.cx - isz.cx - QT_MARGIN,
(h - isz.cy) / 2,
(ac || hl) ? (cross == i ? Img::CR2 : ac ? Img::CR1 : Img::CR0) : Img::CR0);
if(file_icons)
{
//Image icon = Img::ARH;
Image icon = IdeFileImage(t.name);
w.DrawImage(x + QT_MARGIN, (h - icon.GetSize().cx) / 2, icon);
}
String fn = GetFileName(t.name);
int ty = (h - t.tsz.cy) / 2 + 1;
DrawFileName(w, x + QT_MARGIN + (QT_FILEICON + QT_SPACEICON) * int(file_icons), ty,
t.tsz.cx, t.tsz.cy, fn.ToWString(),
false, StdFont(), Black, LtBlue, Null, Null, false);
}
void QuickTabs::Paint(Draw &w)
{
Size sz = GetSize();
w.DrawRect(sz, SColorFace());
w.DrawRect(0, sz.cy - 1, sz.cx, 1, Color(128, 128, 128));
for(int i = 0; i < tabs.GetCount(); i++)
if(tabs[i].visible && i != active)
DrawTab(w, i);
if(active >= 0)
DrawTab(w, active);
if(target >= 0)
{
int last = GetLast();
int first = GetFirst();
if(target != active && target != active + 1)
{
int x = (target == last + 1 ? tabs[last].Right() : tabs[target].x)
- sc.GetPos() - (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);
w.DrawRect(x + 1, y, 2, cy, c);
w.DrawRect(x, y, 4, 1, c);
w.DrawRect(x, y + cy - 1, 4, 1, c);
}
}
}
void QuickTabs::Scroll()
{
Refresh();
}
int QuickTabs::GetWidth(int n)
{
Tab &t = tabs[n];
t.tsz = GetTextSize(GetFileName(t.name), StdFont());
return QT_MARGIN * 2 + t.tsz.cx + (QT_SPACE + Img::CR0().GetSize().cx) * crosses
+ (QT_FILEICON + QT_SPACEICON) * file_icons;
}
void QuickTabs::Add(const char *name, bool make_active)
{
Tab &t = tabs.Add();
// int cnt = tabs.GetCount() - 1; Mirek: unused
t.name = name;
t.group = GetFileFolder(name);
t.id = GetNextId();
MakeGroups();
Repos();
SetCursor(tabs.GetCount() - 1);
}
int QuickTabs::GetWidth()
{
// int j = GetLast(); Mirek: unused
return tabs[GetLast()].Right() + style->margin * 2;
}
int QuickTabs::GetHeight()
{
return style->tabheight + style->sel.top /*+ style->sel.bottom */ + QT_SBHEIGHT + QT_SBSEPARATOR;
}
void QuickTabs::Repos()
{
if(!tabs.GetCount())
return;
String g = GetGroupName();
int j = 0;
bool first = true;
for(int i = 0; i < tabs.GetCount(); i++)
{
bool v = IsNull(g) ? true : g == tabs[i].group;
if(v)
{
tabs[i].x = first ? 0 : tabs[j].Right();
j = i;
first = false;
}
else
tabs[i].x = 0;
tabs[i].visible = v;
tabs[i].y = 0;
tabs[i].cx = GetWidth(i);
tabs[i].cy = style->tabheight + style->sel.top;
}
sc.SetTotal(GetWidth());
}
int QuickTabs::Find(int id)
{
for(int i = 0; i < tabs.GetCount(); i++)
if(tabs[i].id == id)
return i;
return -1;
}
int QuickTabs::GetNext(int n)
{
for(int i = n + 1; i < tabs.GetCount(); i++)
if(tabs[i].visible)
return i;
return -1;
}
int QuickTabs::GetPrev(int n)
{
for(int i = n - 1; i >= 0; i--)
if(tabs[i].visible)
return i;
return -1;
}
void QuickTabs::Clear()
{
tabs.Clear();
Refresh();
}
QuickTabs& QuickTabs::FileIcons(bool b)
{
file_icons = b;
Repos();
return *this;
}
QuickTabs& QuickTabs::Crosses(bool b)
{
crosses = b;
Repos();
return *this;
}
QuickTabs& QuickTabs::Grouping(bool b)
{
grouping = b;
return *this;
}
void QuickTabs::LeftDown(Point p, dword keyflags)
{
if(keyflags & K_SHIFT)
{
highlight = -1;
Refresh();
SetCapture();
oldp = p;
return;
}
isctrl = keyflags & K_CTRL;
if(isctrl)
return;
if(cross != -1)
Close(cross);
else if(highlight >= 0)
SetCursor(highlight);
}
void QuickTabs::LeftUp(Point p, dword keyflags)
{
ReleaseCapture();
}
void QuickTabs::RightDown(Point p, dword keyflags)
{
MenuBar::Execute(THISBACK(Menu), GetMousePos());
}
void QuickTabs::MiddleDown(Point p, dword keyflags)
{
Close(highlight);
}
void QuickTabs::MiddleUp(Point p, dword keyflags)
{
}
int QuickTabs::GetTargetTab(Point p)
{
p.x += sc.GetPos();
int f = GetFirst();
int l = GetLast();
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;
}
void QuickTabs::MouseWheel(Point p, int zdelta, dword keyflags)
{
sc.AddPos(-zdelta / 4, true);
MouseMove(p, 0);
}
void QuickTabs::MouseMove(Point p, dword keyflags)
{
if(HasCapture())
{
sc.AddPos(p.x - oldp.x, true);
oldp = p;
return;
}
p.x += sc.GetPos() - style->margin;
Size sz = GetSize();
int h = highlight;
bool iscross = false;
bool istab = false;
for(int i = 0; i < tabs.GetCount(); i++)
{
Point np(p.x + (i > 0 ? style->extendleft : 0), p.y);
if(tabs[i].HasMouse(np))
{
istab = true;
int h = sz.cy + (active == i ? 0 : style->sel.top);
iscross = crosses ? tabs[i].HasMouseCross(np, h) : false;
if(highlight != i || (iscross && cross != i))
{
cross = iscross ? i : -1;
highlight = i;
Refresh();
return;
}
}
}
if(!istab && h >= 0)
{
highlight = -1;
Refresh();
}
if(!iscross && cross >= 0)
{
cross = -1;
Refresh();
}
}
void QuickTabs::MouseLeave()
{
if(isdrag)
return;
highlight = -1;
cross = -1;
Refresh();
}
void QuickTabs::FrameLayout(Rect &r)
{
LayoutFrameTop(r, this, GetHeight());
r.top += 2;
r.left += 2;
r.right -= 2;
r.bottom -= 2;
}
void QuickTabs::FrameAddSize(Size& sz)
{
sz += 4;
sz.cy += GetHeight();
}
void QuickTabs::FramePaint(Draw& w, const Rect& rr)
{
Rect r = rr;
r.top += GetHeight();
ViewFrame().FramePaint(w, r);
}
void QuickTabs::DragAndDrop(Point p, PasteClip& d)
{
int c = GetTargetTab(p);
int tab = isctrl ? highlight : active;
bool sametab = c == tab || c == tab + 1;
bool internal = AcceptInternal<QuickTabs>(d, "tabs");
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);
isdrag = false;
MakeGroups();
Repos();
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 QuickTabs::CancelMode()
{
isdrag = false;
target = -1;
Refresh();
}
void QuickTabs::LeftDrag(Point p, dword keyflags)
{
if(keyflags & K_SHIFT)
return;
if(highlight < 0)
return;
isdrag = true;
DoDragAndDrop(InternalClip(*this, "tabs"));
}
void QuickTabs::DragEnter()
{
}
void QuickTabs::DragLeave()
{
target = -1;
Refresh();
}
void QuickTabs::DragRepeat(Point p)
{
if(target >= 0)
{
int dx = GetDragScroll(this, p, 16).x;
if(dx != 0)
sc.AddPos(dx);
}
}
void QuickTabs::SetCursor(int n)
{
if(tabs.GetCount() == 0)
return;
if(n < 0)
{
n = max(0, Find(GetActiveGroup()));
active = -1;
}
bool is_all = IsGroupAll();
bool same_group = tabs[n].group == GetGroupName();
if((same_group || is_all) && active == n)
return;
active = n;
if(!is_all && !same_group)
{
SetGroup(tabs[n].group);
Repos();
}
SetActiveGroup(tabs[n].id);
int cx = tabs[n].x - sc.GetPos();
if(cx < 0)
sc.AddPos(cx - 10);
else
{
cx = tabs[n].x + tabs[n].cx - GetSize().cx - sc.GetPos();
if(cx > 0)
sc.AddPos(cx + 10);
}
if(HasMouse())
MouseMove(GetMouseViewPos(), 0);
UpdateActionRefresh();
}
void QuickTabs::Close(int n)
{
if(tabs.GetCount() <= 1)
return;
if(n == active)
{
int c = Find(tabs[n].id);
int nc = GetNext(c);
if(nc < 0)
nc = max(0, GetPrev(c));
SetActiveGroup(tabs[nc].id);
}
sc.AddTotal(-tabs[n].cx);
tabs.Remove(n);
MakeGroups();
Repos();
SetCursor(-1);
}
bool QuickTabs::FindSetFile(const String& fn)
{
for(int i = 0; i < tabs.GetCount(); i++)
if(tabs[i].name == fn) {
SetCursor(i);
return true;
}
return false;
}
void QuickTabs::SetAddFile(const String& fn)
{
if(IsNull(fn))
return;
if(FindSetFile(fn))
return;
Add(fn, true);
Refresh();
}
void QuickTabs::RenameFile(const String& fn, const String& nn)
{
for(int i = 0; i < tabs.GetCount(); i++)
if(tabs[i].name == fn)
{
tabs[i].name = nn;
tabs[i].group = GetFileFolder(nn);
}
Repos();
}
void QuickTabs::Set(const QuickTabs& t)
{
active = t.active;
file_icons = t.file_icons;
crosses = t.crosses;
grouping = t.grouping;
cross = -1;
highlight = -1;
target = -1;
tabs.SetCount(t.GetCount());
for(int i = 0; i < t.GetCount(); i++)
{
tabs[i].name = t.tabs[i].name;
tabs[i].group = t.tabs[i].group;
}
MakeGroups();
SetGroup(t.GetGroup());
Repos();
sc.Set(t.sc);
}