libufo-commits

[Johannes S. <sch...@us...>]

Update of /cvsroot/libufo/ufo-0.5/src/widgets
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv30102/src/widgets

Modified Files:
	Makefile.am 
Added Files:
	ustackwidget.cpp utabbar.cpp utabwidget.cpp 
Log Message:
Added tab widget, tab bar and stack widget.

--- NEW FILE: utabwidget.cpp ---
/***************************************************************************
    LibUFO - UI For OpenGL
    copyright         : (C) 2001-2005 by Johannes Schmidt
    email             : schmidtjf at users.sourceforge.net
                             -------------------

    file              : src/widgets/utabwidget.hpp
    begin             : Sun Sep 25 2005
    $Id: utabwidget.cpp,v 1.1 2005/10/24 15:52:02 schmidtjf Exp $
 ***************************************************************************/

/***************************************************************************
 *  This library is free software; you can redistribute it and/or          *
 * modify it under the terms of the GNU Lesser General Public              *
 * License as published by the Free Software Foundation; either            *
 * version 2.1 of the License, or (at your option) any later version.      *
 *                                                                         *
 * This library is distributed in the hope that it will be useful,         *
 * but WITHOUT ANY WARRANTY; without even the implied warranty of          *
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU       *
 * Lesser General Public License for more details.                         *
 *                                                                         *
 * You should have received a copy of the GNU Lesser General Public        *
 * License along with this library; if not, write to the Free Software     *
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA *
 ***************************************************************************/

#include "ufo/widgets/utabwidget.hpp"

#include "ufo/widgets/ustackwidget.hpp"
#include "ufo/widgets/utabbar.hpp"

#include "ufo/layouts/uborderlayout.hpp"

using namespace ufo;

UFO_IMPLEMENT_CLASS(UTabWidget, UWidget)

UTabWidget::UTabWidget()
	: m_stackWidget(new UStackWidget())
	, m_tabBar(new UTabBar())
{
	setLayout(new UBorderLayout(0, 0));
	add(m_stackWidget);
	add(m_tabBar, UBorderLayout::North);
	m_stackWidget->setBorder(LineBorder);

	m_tabBar->sigSelectionChanged().connect(slot(*this, &UTabWidget::slotTabSelected));
}

UTabWidget::~UTabWidget() {
}

void
UTabWidget::addTab(UWidget * child, const std::string & label) {
	m_stackWidget->add(child);
	m_tabBar->addTab(label);
	if (getTabCount() == 1) {
		setSelectedIndex(0);
	}
}

void
UTabWidget::removeTab(int index) {
	// FIXME:: not yet implemented
	m_tabBar->removeTab(index);
	m_stackWidget->remove(index);
}

std::string
UTabWidget::getTabText(int index) const {
	return m_tabBar->getTabText(index);
}

UWidget *
UTabWidget::getTabWidget(int index) const {
	return m_stackWidget->getWidget(index);
}

int
UTabWidget::getTabIndex(const std::string & label) const {
	return m_tabBar->getTabIndex(label);
}

int
UTabWidget::getTabIndex(UWidget * child) const {
	return m_stackWidget->getIndexOf(child);
}

static bool ufo_is_recursive =  false;
void
UTabWidget::setSelectedIndex(int index) {
	if (!ufo_is_recursive) {
		ufo_is_recursive = true;
		m_stackWidget->setSelectedIndex(index);
		m_tabBar->setSelectedIndex(index);
		ufo_is_recursive = false;
	}
}

int
UTabWidget::getSelectedIndex() const {
	return m_stackWidget->getSelectedIndex();
}

int
UTabWidget::getTabCount() const {
	return m_stackWidget->getWidgetCount();
}


void
UTabWidget::slotTabSelected(UTabBar * bar) {
	setSelectedIndex(bar->getSelectedIndex());
}

Index: Makefile.am
===================================================================
RCS file: /cvsroot/libufo/ufo-0.5/src/widgets/Makefile.am,v
retrieving revision 1.13
retrieving revision 1.14
diff -C2 -d -r1.13 -r1.14
*** Makefile.am	21 Jun 2005 09:26:40 -0000	1.13
--- Makefile.am	24 Oct 2005 15:52:02 -0000	1.14
***************
*** 30,33 ****
--- 30,36 ----
  widgets/uslider.cpp \
  widgets/uspinbox.cpp \
+ widgets/ustackwidget.cpp \
+ widgets/utabbar.cpp \
+ widgets/utabwidget.cpp \
  widgets/utextedit.cpp \
  widgets/utextwidget.cpp \

--- NEW FILE: ustackwidget.cpp ---
/***************************************************************************
    LibUFO - UI For OpenGL
    copyright         : (C) 2001-2005 by Johannes Schmidt
    email             : schmidtjf at users.sourceforge.net
                             -------------------

    file              : src/widgets/ustackwidget.hpp
    begin             : Sun Sep 25 2005
    $Id: ustackwidget.cpp,v 1.1 2005/10/24 15:52:02 schmidtjf Exp $
 ***************************************************************************/

/***************************************************************************
 *  This library is free software; you can redistribute it and/or          *
 * modify it under the terms of the GNU Lesser General Public              *
 * License as published by the Free Software Foundation; either            *
 * version 2.1 of the License, or (at your option) any later version.      *
 *                                                                         *
 * This library is distributed in the hope that it will be useful,         *
 * but WITHOUT ANY WARRANTY; without even the implied warranty of          *
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU       *
 * Lesser General Public License for more details.                         *
 *                                                                         *
 * You should have received a copy of the GNU Lesser General Public        *
 * License along with this library; if not, write to the Free Software     *
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA *
 ***************************************************************************/

#include "ufo/widgets/ustackwidget.hpp"

using namespace ufo;

UFO_IMPLEMENT_CLASS(UStackWidget, UWidget)

UStackWidget::UStackWidget()
	: m_selectedIndex(0)
	, m_selectionMode(1)
{
}

UStackWidget::UStackWidget(int selectionMode)
	: m_selectedIndex(0)
	, m_selectionMode(selectionMode)
{
}

void
UStackWidget::setSelectedIndex(int index) {
	int count = getWidgetCount();

	if (m_selectionMode && index < count && index >= 0) {
		UWidget * oldWidget = getWidget(m_selectedIndex);
		if (oldWidget) {
			oldWidget->setVisible(false);
		}
		m_selectedIndex = index;
		getWidget(m_selectedIndex)->setVisible(true);

		// FIXME: is this necessary?
		invalidate();
	}
}

int
UStackWidget::getSelectedIndex() const {
	return m_selectedIndex;
}

void
UStackWidget::addImpl(UWidget * w, UObject * constraints, int index) {
	// stack is from bottom up
	// FIXME: add reverse showing attribute to UWidget
	/*if (index == -1) {
		index = 0;
	}*/
	if (index == -1) {
		index = getWidgetCount();
	}
	UWidget * oldWidget = getWidget(index);
	if (m_selectionMode && oldWidget) {
		oldWidget->setVisible(false);
	}
	UWidget::addImpl(w, constraints, index);
	if (m_selectionMode && index != m_selectedIndex) {
		w->setVisible(false);
	}
}

bool
UStackWidget::removeImpl(int index) {
	return UWidget::removeImpl(index);
}

UDimension
UStackWidget::getContentsSize(const UDimension & maxSize) const {
	UDimension ret;
	for (unsigned int i = 0; i < getWidgetCount(); ++i) {
		UWidget * w = getWidget(i);
		if (w) {
			ret.expand(w->getPreferredSize(maxSize));
		}
	}
	ret.clamp(maxSize);
	return ret;
}

--- NEW FILE: utabbar.cpp ---
/***************************************************************************
    LibUFO - UI For OpenGL
    copyright         : (C) 2001-2005 by Johannes Schmidt
    email             : schmidtjf at users.sourceforge.net
                             -------------------

    file              : src/widgets/utabbar.hpp
    begin             : Mon Sep 26 2005
    $Id: utabbar.cpp,v 1.1 2005/10/24 15:52:02 schmidtjf Exp $
 ***************************************************************************/

/***************************************************************************
 *  This library is free software; you can redistribute it and/or          *
 * modify it under the terms of the GNU Lesser General Public              *
 * License as published by the Free Software Foundation; either            *
 * version 2.1 of the License, or (at your option) any later version.      *
 *                                                                         *
 * This library is distributed in the hope that it will be useful,         *
 * but WITHOUT ANY WARRANTY; without even the implied warranty of          *
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU       *
 * Lesser General Public License for more details.                         *
 *                                                                         *
 * You should have received a copy of the GNU Lesser General Public        *
 * License along with this library; if not, write to the Free Software     *
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA *
 ***************************************************************************/

#include "ufo/widgets/utabbar.hpp"

#include "ufo/widgets/ucompound.hpp"
#include "ufo/events/umouseevent.hpp"
#include "ufo/events/ushortcutevent.hpp"
#include "ufo/layouts/uboxlayout.hpp"

using namespace ufo;

UFO_IMPLEMENT_CLASS(UTabBar, UWidget)

class UTabBarTab : public UCompound {
	UFO_STYLE_TYPE(UStyle::CE_TabBarTab)
public:
	UTabBarTab(const std::string & text) : UCompound(text) {}

	void deselect() {
		setState(WidgetSelected, false);
	}
	void select() {
		setState(WidgetSelected);
	}
protected:
	void processMouseEvent(UMouseEvent * e) {
		switch (e->getType()) {
			case UEvent::MousePressed:
				if (UTabBar * bar = dynamic_cast<UTabBar*>(getParent())) {
					bar->setSelectedIndex(bar->getIndexOf(this));
				} else {
					select();
				}
				e->consume();
			break;
			default:
			break;
		}
	}
	void processShortcutEvent(UShortcutEvent * e) {
		if (isEnabled()) {
			if (UTabBar * bar = dynamic_cast<UTabBar*>(getParent())) {
				bar->setSelectedIndex(bar->getIndexOf(this));
			} else {
				select();
			}
			e->consume();
		}
		UWidget::processShortcutEvent(e);
	}


	UDimension getContentsSize(const UDimension & maxSize) const {
	UDimension ret(getStyle()->getCompoundPreferredSize(
		getStyleHints(),
		getText(),
		getIcon())
	);

	if (ret.isValid()) {
		ret.clamp(maxSize);
		return ret;
	}
	return UDimension::invalid;
}
};

UTabBar::UTabBar()
	: m_selectedIndex(-1)
{
	setOrientation(Horizontal);
	setLayout(new UBoxLayout(Horizontal, 0, 0));
}

UTabBar::~UTabBar() {
}

void
UTabBar::addTab(const std::string & label) {
	UTabBarTab * tab = new UTabBarTab(label);
	add(tab);
}

void
UTabBar::removeTab(int index) {
	remove(index);
	if (index == m_selectedIndex) {
		setSelectedIndex(0);
	}
}

void
UTabBar::setSelectedIndex(int index) {
	if (index == m_selectedIndex) {
		return;
	}
	if (UTabBarTab * tab = dynamic_cast<UTabBarTab*>(getWidget(m_selectedIndex))) {
		tab->deselect();
	}
	m_selectedIndex = index;
	if (UTabBarTab * tab = dynamic_cast<UTabBarTab*>(getWidget(index))) {
		tab->select();
	}
	m_sigSelectionChanged(this);
}

int
UTabBar::getSelectedIndex() const {
	return m_selectedIndex;
}

std::string
UTabBar::getTabText(int index) const {
	if (UTabBarTab * tab = dynamic_cast<UTabBarTab*>(getWidget(index))) {
		return tab->getText();
	}
	return "";
}

int
UTabBar::getTabIndex(const std::string & label) const {
	for (unsigned int i = 0; i < getWidgetCount(); ++i) {
		if (UTabBarTab * tab = dynamic_cast<UTabBarTab*>(getWidget(i))) {
			if (tab->getText() == label) {
				return i;
			}
		}
	}
	return -1;
}

int
UTabBar::getTabCount() const {
	return getWidgetCount();
}