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562 lines
18 KiB
C++
562 lines
18 KiB
C++
#ifndef _TabBar_TabBar_h_
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#define _TabBar_TabBar_h_
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#include <CtrlLib/CtrlLib.h>
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#define IMAGECLASS TabBarImg
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#define IMAGEFILE <TabBar/TabBar.iml>
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#include <Draw/iml_header.h>
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namespace Upp {
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//#define TABBAR_DEBUG
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struct AlignedFrame : FrameCtrl<Ctrl>
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{
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int layout;
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int framesize;
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int border;
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public:
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enum
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{
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LEFT = 0,
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TOP = 1,
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RIGHT = 2,
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BOTTOM = 3
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};
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AlignedFrame() : layout(TOP), framesize(0), border(0) {}
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virtual void FrameAddSize(Size& sz);
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virtual void FramePaint(Draw& w, const Rect& r);
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virtual void FrameLayout(Rect& r);
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bool IsVert() const { return (layout & 1) == 0; }
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bool IsHorz() const { return layout & 1; }
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bool IsTL() const { return layout < 2; }
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bool IsBR() const { return layout >= 2; }
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AlignedFrame& SetAlign(int align) { layout = align; FrameSet(); RefreshParentLayout(); return *this; }
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AlignedFrame& SetLeft() { return SetAlign(LEFT); }
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AlignedFrame& SetTop() { return SetAlign(TOP); }
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AlignedFrame& SetRight() { return SetAlign(RIGHT); }
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AlignedFrame& SetBottom() { return SetAlign(BOTTOM); }
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AlignedFrame& SetFrameSize(int sz, bool refresh = true);
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int GetAlign() const { return layout; }
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int GetFrameSize() const { return framesize; }
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int GetBorder() const { return border; }
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protected:
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void Fix(Size& sz);
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void Fix(Point& p);
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Size Fixed(const Size& sz);
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Point Fixed(const Point& p);
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bool HasBorder() { return border >= 0; }
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AlignedFrame& SetBorder(int _border) { border = _border; return *this; }
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virtual void FrameSet() { }
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};
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class TabScrollBar : public AlignedFrame
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{
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private:
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int total;
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double pos, ps;
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int new_pos;
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int old_pos;
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double start_pos;
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double size;
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double cs, ics;
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virtual void UpdatePos(bool update = true);
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void RefreshScroll();
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bool ready;
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Size sz;
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public:
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TabScrollBar();
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virtual void Paint(Draw& w);
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virtual void LeftDown(Point p, dword keyflags);
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virtual void LeftUp(Point p, dword keyflags);
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virtual void MouseMove(Point p, dword keyflags);
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virtual void MouseWheel(Point p, int zdelta, dword keyflags);
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virtual void Layout();
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int GetPos() const;
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void SetPos(int p, bool dontscale = false);
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void AddPos(int p, bool dontscale = false);
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int GetTotal() const;
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void AddTotal(int t);
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void SetTotal(int t);
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void GoEnd();
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void GoBegin();
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void Clear();
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void Set(const TabScrollBar& t);
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bool IsScrollable() const;
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Event<> WhenScroll;
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};
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class TabBar : public AlignedFrame
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{
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public:
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struct Style : public TabCtrl::Style
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{
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Image crosses[3];
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Value group_separators[2];
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Style & Write() const { return *static_cast<Style *>(&TabCtrl::Style::Write()); }
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Style& DefaultCrosses();
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Style& Variant1Crosses();
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Style& Variant2Crosses();
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Style& Variant3Crosses();
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Style& DefaultGroupSeparators();
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Style& GroupSeparators(Value horz, Value vert);
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Style& NoGroupSeparators() { return GroupSeparators(Value(), Value()); }
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};
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TabBar& SetStyle(const TabBar::Style& s);
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protected:
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enum {
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TB_MARGIN = 5,
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TB_SPACE = 10,
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TB_SBHEIGHT = 4,
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TB_SBSEPARATOR = 1,
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TB_ICON = 16,
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TB_SPACEICON = 3
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};
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const Style *style;
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public:
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struct TabItem : Moveable<TabItem> {
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int x;
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int y;
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Size size;
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WString text;
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Color ink;
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Font font;
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Image img;
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int side;
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bool clickable;
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bool cross;
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int stacked_tab;
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TabItem& Clickable(bool b = true) { clickable = b; return *this; }
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void Clear();
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TabItem() : side(LEFT), clickable(false), cross(false), stacked_tab(-1) {}
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String ToString() const {
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return Format("%d, %d - %s", x, y, text);
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}
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};
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struct Tab : Moveable<Tab> {
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int id;
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Image img;
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Color col;
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Value key;
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Value value;
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String group;
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String stackid;
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int stack;
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bool visible;
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Point pos;
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Size size;
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Point cross_pos;
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Size cross_size;
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Point tab_pos;
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Size tab_size;
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String ToString() const
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{
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return Format("Key: %`, Group: %`, StackId: %`, Stack: %d", key, group, stackid, stack);
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}
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virtual void Serialize(Stream& s);
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Array<TabItem> items;
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int itn;
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Tab();
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Tab(const Tab& t) { Set(t); }
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void Set(const Tab& t);
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bool HasMouse(const Point& p) const;
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bool HasMouseCross(const Point& p) const;
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bool HasIcon() const { return !img.IsEmpty(); }
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int Right() const { return pos.x + size.cx; }
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TabItem& AddItem();
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void Clear();
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TabItem& AddValue(const Value& q, const Font& font = StdFont(), const Color& ink = SColorText);
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TabItem& AddText(const WString& s, const Font& font = StdFont(), const Color& ink = SColorText);
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TabItem& AddImage(const Image& img, int side = LEFT);
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TabItem& AddSpace(int space = 5, int side = LEFT);
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virtual ~Tab() {}
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};
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// Tab sorting structures
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struct TabSort {
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virtual bool operator()(const Tab& a, const Tab& b) const = 0;
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};
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struct TabGroupSort : public TabSort {
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virtual bool operator()(const Tab& a, const Tab& b) const { return a.group < b.group; }
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};
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protected:
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struct Group : Moveable<Group> {
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Group() {}
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String name;
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int active;
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int count;
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int first;
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int last;
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virtual void Serialize(Stream& s);
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String ToString() const { return Format("%s - %d", name, count); }
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virtual ~Group() {}
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};
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struct TabValueSort : public TabSort {
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virtual bool operator()(const Tab& a, const Tab& b) const { return (*vo)(a.value, b.value); }
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const ValueOrder *vo;
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};
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struct TabKeySort : public TabSort {
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virtual bool operator()(const Tab& a, const Tab& b) const { return (*vo)(a.key, b.key); }
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const ValueOrder *vo;
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};
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protected:
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TabScrollBar sc;
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Array<Group> groups;
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Array<Tab> tabs;
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Array<int> separators;
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int active;
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int id;
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int highlight;
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int drag_highlight;
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int target;
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int cross;
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bool crosses;
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int crosses_side;
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bool isctrl;
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bool isdrag;
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bool grouping;
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bool autoscrollhide;
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bool nosel;
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bool nohl;
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bool inactivedisabled;
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bool stacking;
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bool stacksort;
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bool groupsort;
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bool groupseps;
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bool tabsort;
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bool allownullcursor;
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bool icons;
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bool contextmenu;
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int mintabcount;
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Point mouse, oldp;
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int group;
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const Display *display;
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Image dragtab;
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int stackcount;
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int scrollbar_sz;
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bool allowreorder;
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TabSort *tabsorter;
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TabSort *groupsorter;
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TabSort *stacksorter;
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TabValueSort valuesorter_inst;
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TabKeySort keysorter_inst;
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TabValueSort stacksorter_inst;
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void PaintTab(Draw& w, const Size& sz, int i, bool enable, bool dragsample = false);
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int TabPos(const String& g, bool& first, int i, int j, bool inactive);
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void ShowScrollbarFrame(bool b);
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void SyncScrollBar(bool synctotal = true);
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void Scroll();
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int FindId(int id) const;
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int GetNext(int n, bool drag = false) const;
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int GetPrev(int n, bool drag = false) const;
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int GetWidth(int n);
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int GetExtraWidth(int n);
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int GetWidth() const;
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int GetHeight(bool scrollbar = true) const;
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bool SetCursor0(int n, bool action = false);
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void DoStacking();
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void DoUnstacking();
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void InsertIntoStack(Tab& t, int ix);
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int GetStackCount(int stackix) const;
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int FindStackHead(int stackix) const;
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int FindStackTail(int stackix) const;
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bool IsStackHead(int n) const;
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bool IsStackTail(int n) const;
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int SetStackHead(Tab& t);
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void CycleTabStack(int head, int n);
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int CycleTabStack(int n);
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int GetNextId();
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int GetScrollPos() { return sc.GetPos(); }
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int GetStyleHeight() const;
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static Image AlignImage(int align, const Image& img);
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using Ctrl::GetStdSize;
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using Ctrl::Close;
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public:
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enum { JumpDirLeft, JumpDirRight };
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struct JumpStack : Moveable< JumpStack > {
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int All;
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int Rest;
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int jump_direct;
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void Reset() { All = 0; Rest = 0; jump_direct = JumpDirLeft; }
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bool IsReset() const { return ( All == 0 ); }
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bool IsFull() const { return ( All == Rest ); }
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void Activate( int N, int jd ) { All = N; Rest = N; jump_direct = jd; }
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JumpStack() { Reset(); }
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};
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JumpStack jump_stack;
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int GetTabLR( int jd );
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int GetTabStackLR( int jd );
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int GetLR( int c, int jd );
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protected:
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virtual void Paint(Draw& w);
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virtual void LeftDown(Point p, dword keysflags);
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virtual void LeftUp(Point p, dword keysflags);
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virtual void LeftDouble(Point p, dword keysflags);
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virtual void RightDown(Point p, dword keyflags);
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virtual void MiddleDown(Point p, dword keyflags);
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virtual void MiddleUp(Point p, dword keyflags);
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virtual void MouseMove(Point p, dword keysflags);
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virtual void MouseLeave();
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virtual void DragAndDrop(Point p, PasteClip& d);
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virtual void LeftDrag(Point p, dword keyflags);
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virtual void DragEnter();
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virtual void DragLeave();
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virtual void DragRepeat(Point p);
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virtual void CancelMode();
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virtual void MouseWheel(Point p, int zdelta, dword keyflags);
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virtual void HorzMouseWheel(Point p, int zdelta, dword keyflags);
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virtual void FrameSet();
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virtual void Layout();
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// Mouse handling/tab positioning
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Point AdjustMouse(Point const &p) const;
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bool ProcessMouse(int i, const Point& p);
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bool ProcessStackMouse(int i, const Point& p);
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void SetHighlight(int n);
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int GetTargetTab(Point p);
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void Repos();
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Size GetBarSize(Size ctrlsz) const;
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Rect GetClientArea() const;
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// Grouping
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void MakeGroups();
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int FindGroup(const String& g) const;
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void CloseAll(int exception, int last_closed = 0);
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void GoGrouping(int n);
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void DoGrouping(int n);
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void DoCloseGroup(int n);
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void NewGroup(const String& name);
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void DoTabSort(TabSort& sort);
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void SortTabs0();
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void SortStack(int stackix);
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void SortStack(int stackix, int head, int tail);
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void CloseGroup();
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// Insertion without repos/refresh - for batch actions
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int InsertKey0(int ix, const Value& key, const Value& value, Image icon = Null, String group = Null);
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// Sub-class Paint override
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void PaintTabItems(Tab& t, Draw &w, const Rect& rn, int align);
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virtual void ComposeTab(Tab& tab, const Font &font, Color ink, int style);
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virtual void ComposeStackedTab(Tab& tab, const Tab& stacked_tab, const Font& font, Color ink, int style);
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virtual Size GetStdSize(const Tab& t);
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virtual Size GetStackedSize(const Tab& t);
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Size GetStdSize(const Value& v);
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// Paint helpers
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int GetTextAngle();
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Point GetTextPosition(int align, const Rect& r, int cy, int space) const;
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Point GetImagePosition(int align, const Rect& r, int cx, int cy, int space, int side, int offset = 2) const;
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bool PaintIcons() { return icons; }
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// Sorting/Stacking overrides
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virtual String GetStackId(const Tab& a) { return a.group; }
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// For sub-classes to receive cursor changes without using WhenAction
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virtual void CursorChanged() { }
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// for sub-classes to receive tab closes without using WhenClose
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virtual void TabClosed(Value key) { }
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bool IsCancelClose(int id);
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bool IsCancelCloseAll(int exception, int last_closed = 0);
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public:
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typedef TabBar CLASSNAME;
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Event<> WhenHighlight; // Executed on tab mouse-over
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Event<> WhenLeftDouble; // Executed on left-button double-click (clicked tab will be the active tab)
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Gate<Value> CancelClose; // Return true to allow cancel button. Parameter: Key of closed tab
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Gate<Value> ConfirmClose; // Called before closing
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Event<Value> WhenClose; // Executed before tab closing. Parameter: Key of closed tab
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Gate<> CancelCloseAll; // Return true to allow close all action
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Gate<> ConfirmCloseAll; // Called before closing
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Event<> WhenCloseAll; // Executed before 'Close All' action
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Gate<ValueArray> CancelCloseSome; // Return true to cancel action (executed with list of closing tabs)
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Gate<ValueArray> ConfirmCloseSome; // Called before closing the group
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Event<ValueArray> WhenCloseSome; // Executed before any 'Close' action (with list of closing tabs)
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Gate<int, int> CancelDragAndDrop; // Return true to cancel drag and drop from tab to tab
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TabBar();
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TabBar& CopyBaseSettings(const TabBar& src);
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void Set(const TabBar& t);
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TabBar& Add(const Value& value, Image icon = Null, String group = Null, bool make_active = false);
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TabBar& Insert(int ix, const Value& value, Image icon = Null, String group = Null, bool make_active = false);
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TabBar& AddKey(const Value& key, const Value& value, Image icon = Null, String group = Null, bool make_active = false);
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TabBar& InsertKey(int ix, const Value& key, const Value& value, Image icon = Null, String group = Null, bool make_active = false);
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void CloseForce(int n, bool action = true);
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void Close(int n, bool action = true);
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void CloseKey(const Value& key);
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void Clear();
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TabBar& Crosses(bool b = true, int side = RIGHT);
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TabBar& Stacking(bool b = true);
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TabBar& Grouping(bool b = true);
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TabBar& ContextMenu(bool b = true);
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TabBar& GroupSeparators(bool b = true);
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TabBar& AutoScrollHide(bool b = true);
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TabBar& InactiveDisabled(bool b = true);
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TabBar& AllowNullCursor(bool b = true);
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TabBar& Icons(bool v = true);
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TabBar& SortTabs(bool b = true);
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TabBar& SortTabsOnce();
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TabBar& SortTabsOnce(TabSort& sort);
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TabBar& SortTabs(TabSort& sort);
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TabBar& SortTabValues(ValueOrder& sort);
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TabBar& SortTabValuesOnce(ValueOrder& sort);
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TabBar& SortTabKeys(ValueOrder& sort);
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TabBar& SortTabKeysOnce(ValueOrder& sort);
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TabBar& SortGroups(bool b = true);
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TabBar& SortGroupsOnce();
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TabBar& SortGroupsOnce(TabSort& sort);
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TabBar& SortGroups(TabSort& sort);
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TabBar& SortStacks(bool b = true);
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TabBar& SortStacksOnce();
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TabBar& SortStacksOnce(TabSort& sort);
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TabBar& SortStacks(TabSort& sort);
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TabBar& SortStacks(ValueOrder& sort);
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bool IsValueSort() const { return tabsort; }
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bool IsGroupSort() const { return groupsort; }
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bool IsStackSort() const { return stacksort; }
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TabBar& AllowReorder(bool v = true) { allowreorder = v; return *this; }
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bool IsGrouping() const { return grouping; }
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bool HasGroupSeparators() const { return separators.GetCount(); }
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bool IsStacking() const { return stacking; }
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bool IsShowInactive() const { return inactivedisabled; }
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TabBar& NeverEmpty() { return MinTabCount(1); }
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TabBar& MinTabCount(int cnt) { mintabcount = max(cnt, 0); Refresh(); return *this; }
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TabBar& SetDisplay(const Display& d) { display =& d; Refresh(); return *this; }
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TabBar& SetBorder(int border) { AlignedFrame::SetBorder(border); return *this; }
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int FindKey(const Value& v) const;
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int FindValue(const Value& v) const;
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Value GetKey(int n) const { ASSERT(n >= 0 && n < tabs.GetCount()); return tabs[n].key;}
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Value GetValue(int n) const { ASSERT(n >= 0 && n < tabs.GetCount()); return tabs[n].value;}
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Value Get(const Value& key) const { return GetValue(FindKey(key)); }
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void Set(int n, const Value& newkey, const Value& newvalue);
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void Set(int n, const Value& newkey, const Value& newvalue, Image icon);
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void SetValue(const Value &key, const Value &newvalue);
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void SetValue(int n, const Value &newvalue);
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void SetKey(int n, const Value &newkey);
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void SetIcon(int n, Image icon);
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void SetTabGroup(int n, const String& group);
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void SetColor(int n, Color c);
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const Tab& operator[] (int n) const { return tabs[n]; }
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virtual Value GetData() const;
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virtual void SetData(const Value& key);
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String GetGroupName() const { return (group == 0) ? Null : groups[group].name; }
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String GetGroupName(int i) const { return groups[i].name; }
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int SetGroup(const String& s) { DoGrouping(max(0, FindGroup(s))); return group; }
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int SetGroup(int c) { DoGrouping(c); return group; }
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int GetGroup() const { return group; }
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int GetGroupCount() const { return groups.GetCount(); }
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void SetGroupActive(int id) { groups[group].active = id; }
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int GetGroupActive() const { return groups[group].active; }
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int GetFirst() const { return groups[group].first; }
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int GetLast() const { return groups[group].last; }
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bool IsGroupAll() const { return group == 0; }
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int GetCursor() const { return active; }
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bool HasCursor() const { return active >= 0; }
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int GetHighlight() const { return highlight; }
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bool HasHighlight() const { return highlight >= 0; }
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int GetCount() const { return tabs.GetCount(); }
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void SetCursor(int n);
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void KillCursor() { SetCursor(-1); Refresh(); }
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Image GetDragSample();
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Image GetDragSample(int n);
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int GetScrollPos() const { return sc.GetPos(); }
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TabBar& SetScrollThickness(int sz);
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void AddFrameToScrollBar(CtrlFrame& fr) { sc.AddFrame(fr); }
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Vector<Value> GetKeys() const;
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Vector<Image> GetIcons() const;
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TabBar& CopySettings(const TabBar& src);
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virtual void Serialize(Stream& s);
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const Style& GetStyle() const { ASSERT(style); return *style; }
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virtual void ContextMenu(Bar& bar);
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static const Style& StyleDefault();
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};
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#include "FileTabs.h"
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#include "TabBarCtrl.h"
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}
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#endif
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