1 files changed, 404 insertions, 0 deletions
diff --git a/vstgui.sf/vstgui/ctabview.cpp b/vstgui.sf/vstgui/ctabview.cpp
new file mode 100644
index 0000000..805fbad
--- /dev/null
+++ b/vstgui.sf/vstgui/ctabview.cpp
@@ -0,0 +1,404 @@
+//-----------------------------------------------------------------------------
+// VST Plug-Ins SDK
+// VSTGUI: Graphical User Interface Framework not only for VST plugins : 
+//
+// CTabView written 2004 by Arne Scheffler
+//
+//-----------------------------------------------------------------------------
+// VSTGUI LICENSE
+// © 2004, Steinberg Media Technologies, All Rights Reserved
+//-----------------------------------------------------------------------------
+// Redistribution and use in source and binary forms, with or without modification,
+// are permitted provided that the following conditions are met:
+// 
+//   * Redistributions of source code must retain the above copyright notice, 
+//     this list of conditions and the following disclaimer.
+//   * Redistributions in binary form must reproduce the above copyright notice,
+//     this list of conditions and the following disclaimer in the documentation 
+//     and/or other materials provided with the distribution.
+//   * Neither the name of the Steinberg Media Technologies nor the names of its
+//     contributors may be used to endorse or promote products derived from this 
+//     software without specific prior written permission.
+// 
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
+// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A  PARTICULAR PURPOSE ARE DISCLAIMED. 
+// IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 
+// INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 
+// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 
+// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 
+// OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE  OF THIS SOFTWARE, EVEN IF ADVISED
+// OF THE POSSIBILITY OF SUCH DAMAGE.
+//-----------------------------------------------------------------------------
+
+#ifndef __ctabview__
+#include "ctabview.h"
+#endif
+
+BEGIN_NAMESPACE_VSTGUI
+
+#define  kTabButtonTagStart	20000
+
+//-----------------------------------------------------------------------------
+class CTabButton : public COnOffButton
+//-----------------------------------------------------------------------------
+{
+public:
+	CTabButton (const CRect &size, CControlListener *listener, long tag, CBitmap *background, const char* inName)
+	: COnOffButton (size, listener, tag, background)
+	, name (0)
+	{
+		if (inName)
+		{
+			name = (char*)malloc (strlen (inName) + 1);
+			strcpy (name, inName);
+		}
+		activeTextColor = kBlackCColor;
+		inactiveTextColor (90, 90, 90, 255);
+		textFont = kSystemFont;
+		fontSize = 12;
+	}
+
+	virtual ~CTabButton ()
+	{
+		if (name)
+			free (name);
+	}	
+
+	virtual void draw (CDrawContext *pContext)
+	{
+		COnOffButton::draw (pContext);
+		if (name)
+		{
+			pContext->setFont (textFont, fontSize);
+			pContext->setFontColor (value ? activeTextColor : inactiveTextColor);
+			pContext->drawString (name, size, false);
+		}
+	}
+
+	void mouse (CDrawContext *pContext, CPoint &where, long button)
+	{
+		if (!bMouseEnabled)
+			return;
+
+	 	if (button == -1) button = pContext->getMouseButtons ();
+		if (!(button & kLButton))
+			return;
+
+		value = ((long)value) ? 0.f : 1.f;
+		
+		if (listener)
+			listener->valueChanged (pContext, this);
+	}
+
+	virtual void onDragEnter (CDrawContext* context, CDragContainer* drag, const CPoint& where)
+	{
+		if (value == 0.f)
+		{
+			value = 1.f;
+			if (listener)
+				listener->valueChanged (context, this);
+		}
+	}
+
+	void setTextFont (const CFont& font) { textFont = font; }
+	void setActiveTextColor (const CColor& color) { activeTextColor = color; }
+	void setInactiveTextColor (const CColor& color) { inactiveTextColor = color; }
+	void setTextSize (const long& textSize) { fontSize = textSize; }
+
+	CLASS_METHODS (CTabButton, COnOffButton)
+protected:
+	char* name;
+	CFont textFont;
+	CColor activeTextColor;
+	CColor inactiveTextColor;
+	long fontSize;
+};
+
+//-----------------------------------------------------------------------------
+class CTabChildView : public CReferenceCounter
+//-----------------------------------------------------------------------------
+{
+public:
+	CTabChildView (CView* view)
+	: view (view)
+	, previous (0)
+	, next (0)
+	, button (0)
+	{
+	}
+
+	virtual ~CTabChildView ()
+	{
+		view->forget ();
+	}
+
+	CView* view;
+	CTabChildView* previous;
+	CTabChildView* next;
+	CTabButton* button;
+};
+
+//-----------------------------------------------------------------------------
+CTabView::CTabView (const CRect& size, CFrame* parent, CBitmap* tabBitmap, CBitmap* background, long tabPosition, long style)
+: CViewContainer (size, parent, background)
+, numberOfChilds (0)
+, tabPosition (tabPosition)
+, style (style)
+, tabSize (CRect (0, 0, 0, 0))
+, tabBitmap (tabBitmap)
+, firstChild (0)
+, lastChild (0)
+, currentChild (0)
+{
+	if (tabBitmap)
+	{
+		tabBitmap->remember ();
+		tabSize.right = tabBitmap->getWidth ();
+		tabSize.bottom = tabBitmap->getHeight ();
+	}
+	setMode (kOnlyDirtyUpdate);
+}
+
+//-----------------------------------------------------------------------------
+CTabView::CTabView (const CRect& size, CFrame* parent, const CRect& tabSize, CBitmap* background, long tabPosition, long style)
+: CViewContainer (size, parent, background)
+, numberOfChilds (0)
+, tabPosition (tabPosition)
+, style (style)
+, tabSize (tabSize)
+, tabBitmap (0)
+, firstChild (0)
+, lastChild (0)
+, currentChild (0)
+{
+	setMode (kOnlyDirtyUpdate);
+}
+
+//-----------------------------------------------------------------------------
+CTabView::~CTabView ()
+{
+	pParentFrame = 0;
+	removeAllTabs ();
+	if (tabBitmap)
+		tabBitmap->forget ();
+}
+
+//-----------------------------------------------------------------------------
+bool CTabView::addTab (CView* view, const char* name, CBitmap* tabBitmap)
+{
+	if (!view)
+		return false;
+	if (tabBitmap == 0)
+		tabBitmap = this->tabBitmap;
+
+	CRect ts (0, 0, tabSize.getWidth (), tabSize.getHeight () / 2);
+	switch (tabPosition)
+	{
+		case kPositionTop:
+			ts.offset (tabSize.getWidth () * numberOfChilds, 0); break;
+		case kPositionBottom:
+			ts.offset (tabSize.getWidth () * numberOfChilds, size.getHeight () - tabSize.getHeight () / 2); break;
+		case kPositionLeft:
+			ts.offset (0, tabSize.getHeight () / 2 * numberOfChilds); break;
+		case kPositionRight:
+			ts.offset (size.getWidth () - tabSize.getWidth (), tabSize.getHeight () / 2 * numberOfChilds); break;
+	}
+	CTabButton* b = new CTabButton (ts, this, numberOfChilds + kTabButtonTagStart, tabBitmap, name);
+	b->setTransparency (true);
+	addView (b);
+	CTabChildView* v = new CTabChildView (view);
+	v->button = b;
+	if (lastChild)
+	{
+		lastChild->next = v;
+		v->previous = lastChild;
+		lastChild = v;
+	}
+	else
+	{
+		firstChild = lastChild = v;
+		setCurrentChild (v);
+	}
+	numberOfChilds++;
+	return true;
+}
+
+//-----------------------------------------------------------------------------
+bool CTabView::removeTab (CView* view)
+{
+	if (!view)
+		return false;
+	
+	CTabChildView* v = firstChild;
+	while (v)
+	{
+		if (v->view == view)
+		{
+			if (v->previous)
+				v->previous->next = v->next;
+			if (v->next)
+				v->next->previous = v->previous;
+			if (v == currentChild)
+				setCurrentChild (v->previous ? v->previous : v->next);
+			removeView (v->button, true);
+			v->forget ();
+			numberOfChilds--;
+			return true;
+		}
+		v = v->next;
+	}
+	return false;
+}
+
+//-----------------------------------------------------------------------------
+bool CTabView::removeAllTabs ()
+{
+	setCurrentChild (0);
+	CTabChildView* v = lastChild;
+	while (v)
+	{
+		CTabChildView* next = v->previous;
+		removeTab (v->view);
+		v = next;
+	}
+	firstChild = 0;
+	lastChild = 0;
+	numberOfChilds = 0;
+	return true;
+}
+
+//-----------------------------------------------------------------------------
+bool CTabView::selectTab (long index)
+{
+	if (index > (long)numberOfChilds)
+		return false;
+	CTabChildView* v = firstChild;
+	long i = 0;
+	while (v)
+	{
+		if (index == i)
+			break;
+		v = v->next;
+		i++;
+	}
+	if (v)
+	{
+		setCurrentChild (v);
+		return true;
+	}
+	return false;
+}
+
+//-----------------------------------------------------------------------------
+void CTabView::setCurrentChild (CTabChildView* childView)
+{
+	if (childView == currentChild)
+	{
+		if (currentChild->button)
+			currentChild->button->setValue (1.f);
+		return;
+	}
+	if (currentChild)
+	{
+		if (currentChild->button)
+			currentChild->button->setValue (0.f);
+		removeView (currentChild->view, false);
+	}
+	currentChild = childView;
+	if (currentChild)
+	{
+		addView (currentChild->view);
+		if (currentChild->button)
+			currentChild->button->setValue (1.f);
+	}
+	setDirty ();
+}
+
+//-----------------------------------------------------------------------------
+void CTabView::valueChanged (CDrawContext *pContext, CControl *pControl)
+{
+	if (pControl->isTypeOf ("CTabButton"))
+		selectTab (pControl->getTag () - kTabButtonTagStart);
+}
+
+//-----------------------------------------------------------------------------
+CRect& CTabView::getTabViewSize (CRect& rect) const
+{
+	rect = size;
+	rect.offset (-size.left, -size.top);
+	switch (tabPosition)
+	{
+		case kPositionTop:
+			rect.top += tabSize.getHeight () / 2; break;
+		case kPositionBottom:
+			rect.bottom -= tabSize.getHeight () / 2; break;
+		case kPositionLeft:
+			rect.left += tabSize.getWidth (); break;
+		case kPositionRight:
+			rect.right -= tabSize.getWidth (); break;
+	}
+	return rect;
+}
+
+//-----------------------------------------------------------------------------
+void CTabView::setTabFontStyle (const CFont& font, long fontSize, CColor selectedColor, CColor deselectedColor)
+{
+	CTabChildView* v = firstChild;
+	while (v)
+	{
+		v->button->setTextFont (font);
+		v->button->setTextSize (fontSize);
+		v->button->setActiveTextColor (selectedColor);
+		v->button->setInactiveTextColor (deselectedColor);
+		v = v->next;
+	}
+}
+
+//-----------------------------------------------------------------------------
+void CTabView::alignTabs (long alignment)
+{
+	CCoord allTabsWidth;
+	CCoord viewWidth;
+	CCoord offset = 0;
+	CRect ts (0, 0, tabSize.getWidth (), tabSize.getHeight () / 2);
+	if (tabPosition == kPositionTop || tabPosition == kPositionBottom)
+	{
+		allTabsWidth = tabSize.getWidth () * numberOfChilds;
+		viewWidth = size.getWidth ();
+	}
+	else
+	{
+		allTabsWidth = (tabSize.getHeight () / 2) * numberOfChilds;
+		viewWidth = size.getHeight ();
+	}
+	if (alignment == kAlignCenter)
+		offset = (viewWidth - allTabsWidth) / 2;
+	else if (alignment == kAlignLeft)
+		offset = 0;
+	else if (alignment == kAlignRight)
+		offset = viewWidth - allTabsWidth;
+	if (tabPosition == kPositionTop)
+		ts.offset (offset, 0);
+	else if (tabPosition == kPositionBottom)
+		ts.offset (offset, size.getHeight () - tabSize.getHeight () / 2);
+	else if (tabPosition == kPositionLeft)
+		ts.offset (0, offset);
+	else if (tabPosition == kPositionRight)
+		ts.offset (size.getWidth () - tabSize.getWidth (), offset);
+	CTabChildView* v = firstChild;
+	while (v)
+	{
+		v->button->setViewSize (ts);
+		v->button->setMouseableArea (ts);
+		if (tabPosition == kPositionTop || tabPosition == kPositionBottom)
+			ts.offset (tabSize.getWidth (), 0);
+		else
+			ts.offset (0, tabSize.getHeight () / 2);
+		v = v->next;
+	}
+	setDirty (true);
+}
+
+END_NAMESPACE_VSTGUI