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📄 splitter.cpp.svn-base

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						_rect.left = 1;
						_splitPercent = 1;
					}
					else
					{
						if (pt.x <= (rt.right - 5))
						{
							_rect.left = pt.x;
							_splitPercent = ((pt.x*100/rt.right*100)/100);
						}
						else
						{
							_rect.left = rt.right - 5;
							_splitPercent = 99;
						}
					}
				}

				::SendMessage(_hParent, WM_RESIZE_CONTAINER, _rect.left, _rect.top);
				::MoveWindow(_hSelf, _rect.left, _rect.top, _rect.right, _rect.bottom, FALSE);
				redraw();
			}
			return 0;
		}

	case WM_LBUTTONUP:
		{
			if (!_isFixed)
			{
				ReleaseCapture();
			}
			return 0;
		}
	case WM_CAPTURECHANGED:
		{
			if (_isDraged)
			{
				::SendMessage(_hParent, WM_RESIZE_CONTAINER, _rect.left, _rect.top);
				::MoveWindow(_hSelf, _rect.left, _rect.top, _rect.right, _rect.bottom, TRUE);
				_isDraged = false;
			}
			return 0;
		}

	case WM_PAINT :
		drawSplitter();
		return 0;

	case WM_CLOSE:
		destroy();
		return 0;
	}
	return ::DefWindowProc(_hSelf, uMsg, wParam, lParam);
}

void Splitter::resizeSpliter(RECT *pRect)
{
	RECT rect;

	if (pRect)
		rect = *pRect;
	else
		::GetClientRect(_hParent,&rect);
	
	if (_dwFlags & SV_HORIZONTAL)
	{
		// for a Horizontal spliter the width remains the same 
		// as the width of the parent window, so get the new width of the parent.
		_rect.right = rect.right;
		
		//if resizeing should be done proportionately.
		if (_dwFlags & SV_RESIZEWTHPERCNT)
			_rect.top  = ((rect.bottom * _splitPercent)/100);
		else // soit la fenetre en haut soit la fenetre en bas qui est fixee
			_rect.top = getSplitterFixPosY();
	}
	else
	{
		// for a (default) Vertical spliter the height remains the same 
		// as the height of the parent window, so get the new height of the parent.
		_rect.bottom = rect.bottom;
		
		//if resizeing should be done proportionately.
		if (_dwFlags & SV_RESIZEWTHPERCNT) 
        {
			_rect.left = ((rect.right * _splitPercent)/100);
        }
        else // soit la fenetre gauche soit la fenetre droit qui est fixee
			_rect.left = getSplitterFixPosX();
        
	}
	::MoveWindow(_hSelf, _rect.left, _rect.top, _rect.right, _rect.bottom, TRUE);
	::SendMessage(_hParent, WM_RESIZE_CONTAINER, _rect.left, _rect.top);
	
	RECT rc;
	getClientRect(rc);	
	_clickZone2BR.right = getClickZone(WIDTH);
	_clickZone2BR.bottom = getClickZone(HEIGHT);
	_clickZone2BR.left = rc.right - _clickZone2BR.right;
	_clickZone2BR.top = rc.bottom - _clickZone2BR.bottom;


	//force the window to repaint, to make sure the splitter is visible
	// in the new position.
	redraw();
}

void Splitter::gotoTopLeft() 
{
	if ((_dwFlags & SV_ENABLELDBLCLK) && (!_isFixed) && (_splitPercent > 1))
	{
		if (_dwFlags & SV_HORIZONTAL)
			_rect.top   = 1;
		else
			_rect.left   = 1;
		_splitPercent = 1;
		
		::SendMessage(_hParent, WM_RESIZE_CONTAINER, _rect.left, _rect.top);
		::MoveWindow(_hSelf, _rect.left, _rect.top, _rect.right, _rect.bottom, TRUE);
		redraw();
	}
}

void Splitter::gotoRightBouuom() 
{
	if ((_dwFlags & SV_ENABLERDBLCLK) && (!_isFixed) && (_splitPercent < 99))
	{
		RECT rt;
		GetClientRect(_hParent,&rt);
		
		if (_dwFlags & SV_HORIZONTAL)
			_rect.top   = rt.bottom - _spiltterSize;
		else
			_rect.left   = rt.right - _spiltterSize;

		_splitPercent = 99;
		
		::SendMessage(_hParent, WM_RESIZE_CONTAINER, _rect.left, _rect.top);
		::MoveWindow(_hSelf, _rect.left, _rect.top, _rect.right, _rect.bottom, TRUE);
		redraw();
	}
}

void Splitter::drawSplitter() 
{
	PAINTSTRUCT ps;
	RECT rc, rcToDraw1, rcToDraw2, TLrc, BRrc;

	HDC hdc = ::BeginPaint(_hSelf, &ps);
	getClientRect(rc);

	if ((_spiltterSize >= 4) && (_dwFlags & SV_RESIZEWTHPERCNT))
	{
		adjustZoneToDraw(TLrc, TOP_LEFT);
		adjustZoneToDraw(BRrc, BOTTOM_RIGHT);
		paintArrow(hdc, TLrc, isVertical()?ARROW_LEFT:ARROW_UP);
	}

	if (isVertical())
	{
		rcToDraw2.top = (_dwFlags & SV_RESIZEWTHPERCNT)?_clickZone2TL.bottom:0;
		rcToDraw2.bottom = rcToDraw2.top + 2;

		rcToDraw1.top = rcToDraw2.top + 1;
		rcToDraw1.bottom = rcToDraw1.top + 2;
	}
	else
	{
		rcToDraw2.top = 1;
		rcToDraw2.bottom = 3;

		rcToDraw1.top = 2;
		rcToDraw1.bottom = 4;
	}

	int bottom = 0;
	if (_dwFlags & SV_RESIZEWTHPERCNT)
		bottom = (isVertical() ? rc.bottom - _clickZone2BR.bottom : rc.bottom);
	else
		bottom = rc.bottom;

	while (rcToDraw1.bottom <= bottom)
	{
		if (isVertical())
		{
			rcToDraw2.left = 1;
			rcToDraw2.right = 3;

			rcToDraw1.left = 2;
			rcToDraw1.right = 4;
		}
		else
		{
			rcToDraw2.left = _clickZone2TL.right;
			rcToDraw2.right = rcToDraw2.left + 2;

			rcToDraw1.left = rcToDraw2.left;
			rcToDraw1.right = rcToDraw1.left + 2;
		}

		while (rcToDraw1.right <= (isVertical() ? rc.right : rc.right - _clickZone2BR.right))
		{
			::FillRect(hdc, &rcToDraw1, (HBRUSH)(RGB(0xFF, 0xFF, 0xFF)));
			::FillRect(hdc, &rcToDraw2, (HBRUSH)(COLOR_3DSHADOW+1));

			rcToDraw2.left += 4;
			rcToDraw2.right += 4;
			rcToDraw1.left += 4;
			rcToDraw1.right += 4;
		}
		rcToDraw2.top += 4;
		rcToDraw2.bottom += 4;
		rcToDraw1.top += 4;
		rcToDraw1.bottom += 4;
	}

	if ((_spiltterSize >= 4) && (_dwFlags & SV_RESIZEWTHPERCNT))
		paintArrow(hdc, BRrc, isVertical()?ARROW_RIGHT:ARROW_DOWN);

	::EndPaint(_hSelf, &ps);
}

void Splitter::rotate()
{
	if (!_isFixed)
	{
		destroy();
		if (_dwFlags & SV_HORIZONTAL)
		{
			_dwFlags ^= SV_HORIZONTAL;
			_dwFlags |= SV_VERTICAL;
		}
		else //SV_VERTICAL
		{
			_dwFlags ^= SV_VERTICAL;
			_dwFlags |= SV_HORIZONTAL;
		}
		init(_hInst, _hParent, _spiltterSize, _splitPercent, _dwFlags);
	}
}

void Splitter::paintArrow(HDC hdc, const RECT &rect, Arrow arrowDir)
{
	RECT rc;
	rc.left = rect.left; rc.top = rect.top;
	rc.right = rect.right; rc.bottom = rect.bottom;
	if (arrowDir == ARROW_LEFT)
	{
		int x = rc.right;
		int y = rc.top;

		//::MoveToEx(hdc, x, y, NULL);
		for (; (x > rc.left) && (y != rc.bottom) ; x--)
		{
			::MoveToEx(hdc, x, y++, NULL);
			::LineTo(hdc, x, rc.bottom--);
		}
	}
	else if (arrowDir == ARROW_RIGHT)
	{
		int x = rc.left;
		int y = rc.top;

		//::MoveToEx(hdc, x, y, NULL);
		for (; (x < rc.right) && (y != rc.bottom) ; x++)
		{
			::MoveToEx(hdc, x, y++, NULL);
			::LineTo(hdc, x, rc.bottom--);
		}
	}
	else if (arrowDir == ARROW_UP)
	{
		int x = rc.left;
		int y = rc.bottom;

		//::MoveToEx(hdc, x, y, NULL);
		for (; (y > rc.top) && (x != rc.right) ; y--)
		{
			::MoveToEx(hdc, x++, y, NULL);
			::LineTo(hdc, rc.right--, y);
		}
	}
	else if (arrowDir == ARROW_DOWN)
	{
		int x = rc.left;
		int y = rc.top;

		//::MoveToEx(hdc, x, y, NULL);
		for (; (y < rc.bottom) && (x != rc.right) ; y++)
		{
			::MoveToEx(hdc, x++, y, NULL);
			::LineTo(hdc, rc.right--, y);
		}
	}
}
void Splitter::adjustZoneToDraw(RECT & rc2def, ZONE_TYPE whichZone) 
{
	if (_spiltterSize < 4) return;
	int x0, y0, x1, y1, w, h;
	if ((4 <= _spiltterSize) && (_spiltterSize <= 8))
	{
		w = (isVertical()?4:7);
		h = (isVertical()?7:4);
	}
	else // (_spiltterSize > 8)
	{
		w = (isVertical()?6:11);
		h = (isVertical()?11:6);
	}

	if (isVertical())
	{//w=4 h=7
		if (whichZone == TOP_LEFT)
		{
			x0 = 0;
			y0 = (_clickZone2TL.bottom - h) / 2;
		}
		else // whichZone == BOTTOM_RIGHT
		{
			x0 = _clickZone2BR.left + _clickZone2BR.right - w;
			y0 = (_clickZone2BR.bottom - h) / 2 + _clickZone2BR.top;
		}
		x1 = x0 + w;
		y1 = y0 + h;
	}
	else // Horizontal
	{//w=7 h=4
		if (whichZone == TOP_LEFT)
		{
			x0 = (_clickZone2TL.right - w) / 2;
			y0 = 0;
		}
		else // whichZone == BOTTOM_RIGHT
		{
			x0 = ((_clickZone2BR.right - w) / 2) + _clickZone2BR.left;
			y0 = _clickZone2BR.top + _clickZone2BR.bottom - h;
		}
		x1 = x0 + w;
		y1 = y0 + h;
	}
	rc2def.left = x0;
	rc2def.top = y0;
	rc2def.right = x1;
	rc2def.bottom = y1;
}

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