forked from KolibriOS/kolibrios
354 lines
9.1 KiB
C
354 lines
9.1 KiB
C
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#ifndef _HEADER_BUTTONS_H
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#define _HEADER_BUTTONS_H
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#include <string.h>
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#include <stdlib.h>
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#include <limits.h>
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#include "gr-draw.h"
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struct TXButton
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{
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TXButton(int n = -1, int w = 100, int h = 20) : num(n), w(w), h(h), drw(1) {}
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TXButton(const TXButton &b) : w(b.w), h(b.h) {}
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TXButton &operator=(const TXButton &b) {w = b.w; h = b.h; num = b.num; return *this;}
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virtual void Draw(TGraphDraw *drw, int x0, int y0,
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unsigned long dcolor, unsigned long lcolor, unsigned long tcolor, int ins = 0);
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virtual int ButtonPnt(int xp, int yp, int &n, int kind = 0);
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int num, w, h, drw;
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};
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void TXButton::Draw(TGraphDraw *drw, int x0, int y0,
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unsigned long dcolor, unsigned long /*lcolor*/,
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unsigned long /*tcolor*/, int /*ins*/)
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{
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if (!drw || !drw->IsDraw()) return;
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drw->SetColor(dcolor);
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drw->DrawLine(x0, y0, x0 + w, y0);
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drw->DrawLine(x0, y0, x0, y0 + h);
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drw->DrawLine(x0 + w, y0, x0 + w, y0 + h);
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drw->DrawLine(x0, y0 + h, x0 + w, y0 + h);
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}
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int TXButton::ButtonPnt(int xp, int yp, int &n, int /*kind*/)
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{
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n = num;
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return (xp >= 0 && yp >= 0 && xp <= w && yp <= h) ? 1 : INT_MIN;
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}
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struct TextButton : public TXButton
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{
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enum {thick_def = 3};
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TextButton(int n = -1, int w = 100, int h = 20, char *text = 0, int thick = thick_def)
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: TXButton(n, w, h), text(text), thick(thick) {CheckDefW();}
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TextButton(const TXButton &b, char *text = 0, int thick = thick_def)
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: TXButton(b), text(text), thick(thick) {CheckDefW();}
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TextButton(const TextButton &b) : TXButton(b), text(b.text), thick(b.thick) {}
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TextButton &operator=(const TextButton &b);
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virtual void Draw(TGraphDraw *drw, int x0, int y0,
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unsigned long dcolor, unsigned long lcolor, unsigned long tcolor, int ins = 0);
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void CheckDefW();
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int thick;
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char *text;
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};
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inline TextButton &TextButton::operator=(const TextButton &b)
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{
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text = b.text;
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TXButton::operator=(b);
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return *this;
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}
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void TextButton::Draw(TGraphDraw *drw, int x0, int y0,
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unsigned long dcolor, unsigned long lcolor, unsigned long tcolor, int ins)
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{
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if (!drw || !drw->IsDraw()) return;
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int i;
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if (thick <= -1 && thick >= -5)
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{
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drw->SetColor(dcolor);
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for (i = 0; i < -thick; i++)
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{
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drw->DrawLine(x0 + i, y0 + i, x0 + w - i, y0 + i);
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drw->DrawLine(x0 + i, y0 + i, x0 + i, y0 + h - i);
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drw->DrawLine(x0 + w - i, y0 + i, x0 + w - i, y0 + h - i);
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drw->DrawLine(x0 + i, y0 + h - i, x0 + w - i, y0 + h - i);
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}
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}
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else if (thick > 0)
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{
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for (i = 0; i < thick; i++)
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{
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drw->SetColor(ins ? dcolor : lcolor);
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drw->DrawLine(x0 + i, y0 + i, x0 + w - i, y0 + i);
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drw->DrawLine(x0 + i, y0 + i, x0 + i, y0 + h - i);
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drw->SetColor(ins ? lcolor : dcolor);
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drw->DrawLine(x0 + w - i, y0 + i, x0 + w - i, y0 + h - i);
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drw->DrawLine(x0 + i, y0 + h - i, x0 + w - i, y0 + h - i);
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}
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}
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else TXButton::Draw(drw, x0, y0, dcolor, lcolor, tcolor, ins);
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if (text)
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{
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drw->SetColor(tcolor);
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drw->DrawText(x0 + 7, y0 + (h - drw->GetTextH(text)) / 2, text);
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}
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}
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inline void TextButton::CheckDefW()
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{
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if (w < 0 && text) w = 15 + strlen(text) * 8;
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}
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class TXButtonArray
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{
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public:
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TXButtonArray(int d = 10) : button(0), nbutton(0), mbutton(0),
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delt(d), ins(-1), k_ins(0) {}
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~TXButtonArray() {Clear();}
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void Clear();
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void Add(TXButton *bt);
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void Add(int n = -1, int w = 100, int h = 20, char *str = 0,
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int thick = TextButton::thick_def);
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TXButton *operator[](int i) {return button[i];}
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int GetNButton() const {return nbutton;}
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int GetInsert() const {return ins;}
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TXButton *GetButton(int n);
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int GetDelt() const {return delt;}
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void SetDelt(int d) {delt = d;}
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int GetParam(int w, int p) const;
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int GetNumStr(int w) const {return GetParam(w, 0);}
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int GetHeight(int w) const {return GetParam(w, 1);}
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int GetFWidth() const;
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void Draw(TGraphDraw *drw, int x0, int y0, int w);
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void Draw(TGraphDraw *drw, int x0, int y0, int w,
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unsigned long dcolor, unsigned long lcolor, unsigned long tcolor, int insd = 1);
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int ButtonPnt(int xp, int yp, int w, int &n, int kind = 0);
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protected:
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void Extend(int n = -1);
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TXButton **button;
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int nbutton, mbutton;
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int delt;
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int ins, k_ins;
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};
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void TXButtonArray::Clear()
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{
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int i;
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if (button)
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{
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for (i = 0; i < nbutton; i++) if (button[i]) delete button[i];
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delete[] button;
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}
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button = 0; nbutton = 0; mbutton = 0;
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}
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void TXButtonArray::Extend(int n)
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{
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if (n < 0) n = nbutton + 1;
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if (mbutton < n)
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{
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typedef TXButton *TXButtonPnt;
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TXButton **b_old = button;
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int m_old = mbutton;
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mbutton = n * 2;
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button = new TXButtonPnt[mbutton];
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for (int i = 0; i < mbutton; i++) button[i] = 0;
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if (b_old)
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{
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for (int i = 0; i < m_old; i++) button[i] = b_old[i];
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delete[] b_old;
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}
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}
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}
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void TXButtonArray::Add(TXButton *bt)
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{
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Extend();
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if (button[nbutton]) delete[] button[nbutton];
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button[nbutton] = bt;
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nbutton++;
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}
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void TXButtonArray::Add(int n, int w, int h, char *str, int thick)
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{
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if (thick < 0 && !str) Add(new TXButton(n, w, h));
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else Add(new TextButton(n, w, h, str, thick));
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}
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TXButton *TXButtonArray::GetButton(int n)
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{
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int i;
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for (i = 0; i < nbutton; i++)
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{
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if (button[i] && button[i]->num == n) return button[i];
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}
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return 0;
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}
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int TXButtonArray::GetFWidth() const
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{
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int i, x = 0;
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for (i = 0; i < nbutton; i++)
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{
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if (button[i] && button[i]->drw > 0) x += button[i]->w + delt;
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}
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if (x != 0) x -= delt;
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return x;
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}
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int TXButtonArray::GetParam(int w, int p) const
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{
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int i, k = 0;
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int x = 0, y = 0, ym = 0;
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for (i = 0; i < nbutton; i++) if (button[i] && button[i]->drw > 0)
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{
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int xx = x + button[i]->w + delt;
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if (x != 0 && xx > w + delt)
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{
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k++; y += ym + delt; ym = 0;
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x = 0; xx = x + button[i]->w + delt;
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}
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x = xx;
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if (ym < button[i]->h) ym = button[i]->h;
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}
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if (x != 0) {k++; y += ym;}
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else if (y != 0) y -= delt;
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if (p == 0) return k;
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else if (p == 1) return y;
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else return -1;
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}
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void TXButtonArray::Draw(TGraphDraw *drw, int x0, int y0, int w)
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{
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const unsigned short power_gray = 49152U;
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unsigned long black = drw->GetBlackColor();
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unsigned long grey = drw->CreateColor(power_gray, power_gray, power_gray);
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Draw(drw, x0, y0, w, black, grey, black, 1);
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drw->FreeColor(grey);
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}
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void TXButtonArray::Draw(TGraphDraw *drw, int x0, int y0, int w,
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unsigned long dcolor, unsigned long lcolor, unsigned long tcolor, int insd)
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{
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int i;
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int x = 0, y = 0, ym = 0;
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if (!insd && ins >= 0) k_ins = 2;
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for (i = 0; i < nbutton; i++) if (button[i] && button[i]->drw > 0)
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{
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int xx = x + button[i]->w + delt;
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if (x != 0 && xx > w + delt)
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{
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y += ym + delt; ym = 0;
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x = 0; xx = x + button[i]->w + delt;
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}
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button[i]->Draw(drw, x0 + x, y0 + y,
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dcolor, lcolor, tcolor, k_ins == 1 && ins == i);
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x = xx;
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if (ym < button[i]->h) ym = button[i]->h;
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}
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}
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int TXButtonArray::ButtonPnt(int xp, int yp, int w, int &n, int kind)
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{
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int i;
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int x = 0, y = 0, ym = 0;
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if (ins < 0 && (kind == 2 || kind == 3)) return INT_MIN;
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for (i = 0; i < nbutton; i++) if (button[i] && button[i]->drw > 0)
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{
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int xx = x + button[i]->w + delt;
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if (x != 0 && xx > w + delt)
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{
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y += ym + delt; ym = 0;
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x = 0; xx = x + button[i]->w + delt;
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}
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if (ins < 0 || i == ins)
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{
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int wh = button[i]->ButtonPnt(xp - x, yp - y, n, kind);
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if (n == -1) n = i;
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if (i == ins)
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{
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if (kind == 1) return wh;
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else if (kind == 2)
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{
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if (wh == INT_MIN || n < 0)
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{
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if (k_ins != 2) {k_ins = 2; n = -10; return 1000;}
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}
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else if (k_ins != 1) {k_ins = 1; return 1000;}
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return wh;
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}
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else if (kind == 3)
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{
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if (wh == INT_MIN)
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{
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n = -10;
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if (k_ins == 1) wh = 1000;
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}
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k_ins = 0; ins = -1;
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return wh;
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}
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else return wh;
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}
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else if (wh != INT_MIN)
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{
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if (kind == 1) {ins = i; k_ins = 1; return wh;}
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else if (kind == 2 || kind == 3) return INT_MIN;
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else return wh;
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}
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}
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x = xx;
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if (ym < button[i]->h) ym = button[i]->h;
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}
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n = -10;
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return INT_MIN;
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}
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struct TMultiButton : public TXButton
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{
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TMultiButton(int n = -1, int w = 100, int h = 20, int d = 2)
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: TXButton(n, w, h), a(d) {}
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virtual void Draw(TGraphDraw *drw, int x0, int y0, unsigned long dcolor,
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unsigned long lcolor, unsigned long tcolor, int ins = 0);
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virtual int ButtonPnt(int xp, int yp, int &n, int kind = 0);
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void SetDefW();
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TXButtonArray a;
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};
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void TMultiButton::Draw(TGraphDraw *drw, int x0, int y0, unsigned long dcolor,
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unsigned long lcolor, unsigned long tcolor, int ins)
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{
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a.Draw(drw, x0, y0, w, dcolor, lcolor, tcolor, ins);
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}
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int TMultiButton::ButtonPnt(int xp, int yp, int &n, int kind)
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{
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if (a.GetInsert() < 0 && (xp < 0 || yp < 0 || xp > w || yp > h)) return INT_MIN;
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return a.ButtonPnt(xp, yp, w, n, kind);
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}
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void TMultiButton::SetDefW()
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{
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w = a.GetFWidth();
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if (w < 0) w = 0;
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h = a.GetHeight(w);
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}
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#endif //_HEADER_BUTTONS_H
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