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authorAndrei Karas <akaras@inbox.ru>2011-05-30 20:09:31 +0300
committerAndrei Karas <akaras@inbox.ru>2011-05-30 20:09:31 +0300
commitfc7928bab206892653a5a7279b384f2bcd323ea4 (patch)
treef1373ab222c03dd2372a4d16d67ee1f1e348d55b /src/guichan/widgets/tabbedarea.cpp
parentd548e9bc6c987a4834ce3d65b33108f55e0f7a2c (diff)
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Add guichan files to automake
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+/* _______ __ __ __ ______ __ __ _______ __ __
+ * / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___ /\ / |\/ /\
+ * / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / /
+ * / / /__ / / // / // / // / / / ___ / // ___ / // /| ' / /
+ * / /_// /\ / /_// / // / // /_/_ / / // / // /\_/ / // / | / /
+ * /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ /
+ * \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/
+ *
+ * Copyright (c) 2004 - 2008 Olof Naessén and Per Larsson
+ *
+ *
+ * Per Larsson a.k.a finalman
+ * Olof Naessén a.k.a jansem/yakslem
+ *
+ * Visit: http://guichan.sourceforge.net
+ *
+ * License: (BSD)
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. Neither the name of Guichan 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.
+ */
+
+/*
+ * For comments regarding functions please see the header file.
+ */
+
+#include "guichan/widgets/tabbedarea.hpp"
+
+#include "guichan/exception.hpp"
+#include "guichan/focushandler.hpp"
+#include "guichan/font.hpp"
+#include "guichan/graphics.hpp"
+
+#include "guichan/widgets/container.hpp"
+#include "guichan/widgets/tab.hpp"
+
+#include <algorithm>
+
+namespace gcn
+{
+ TabbedArea::TabbedArea()
+ :mSelectedTab(NULL),
+ mOpaque(false)
+ {
+ setFocusable(true);
+ addKeyListener(this);
+ addMouseListener(this);
+
+ mTabContainer = new Container();
+ mTabContainer->setOpaque(false);
+ mWidgetContainer = new Container();
+
+ add(mTabContainer);
+ add(mWidgetContainer);
+ }
+
+ TabbedArea::~TabbedArea()
+ {
+ remove(mTabContainer);
+ remove(mWidgetContainer);
+
+ delete mTabContainer;
+ delete mWidgetContainer;
+
+ for (unsigned int i = 0; i < mTabsToDelete.size(); i++)
+ {
+ delete mTabsToDelete[i];
+ }
+ }
+
+ void TabbedArea::addTab(const std::string& caption, Widget* widget)
+ {
+ Tab* tab = new Tab();
+ tab->setCaption(caption);
+ mTabsToDelete.push_back(tab);
+
+ addTab(tab, widget);
+ }
+
+ void TabbedArea::addTab(Tab* tab, Widget* widget)
+ {
+ tab->setTabbedArea(this);
+ tab->addActionListener(this);
+
+ mTabContainer->add(tab);
+ mTabs.push_back(std::pair<Tab*, Widget*>(tab, widget));
+
+ if (mSelectedTab == NULL)
+ {
+ setSelectedTab(tab);
+ }
+
+ adjustTabPositions();
+ adjustSize();
+ }
+
+ void TabbedArea::removeTabWithIndex(unsigned int index)
+ {
+ if (index >= mTabs.size())
+ {
+ throw GCN_EXCEPTION("No such tab index.");
+ }
+
+ removeTab(mTabs[index].first);
+ }
+
+ void TabbedArea::removeTab(Tab* tab)
+ {
+ int tabIndexToBeSelected = - 1;
+
+ if (tab == mSelectedTab)
+ {
+ int index = getSelectedTabIndex();
+
+ if (index == (int)mTabs.size() - 1
+ && mTabs.size() >= 2)
+ {
+ tabIndexToBeSelected = index--;
+ }
+ else if (index == (int)mTabs.size() - 1
+ && mTabs.size() == 1)
+ {
+ tabIndexToBeSelected = -1;
+ }
+ else
+ {
+ tabIndexToBeSelected = index;
+ }
+ }
+
+ std::vector<std::pair<Tab*, Widget*> >::iterator iter;
+ for (iter = mTabs.begin(); iter != mTabs.end(); iter++)
+ {
+ if (iter->first == tab)
+ {
+ mTabContainer->remove(tab);
+ mTabs.erase(iter);
+ break;
+ }
+ }
+
+ std::vector<Tab*>::iterator iter2;
+ for (iter2 = mTabsToDelete.begin(); iter2 != mTabsToDelete.end(); iter2++)
+ {
+ if (*iter2 == tab)
+ {
+ mTabsToDelete.erase(iter2);
+ delete tab;
+ break;
+ }
+ }
+
+ if (tabIndexToBeSelected == -1)
+ {
+ mSelectedTab = NULL;
+ mWidgetContainer->clear();
+ }
+ else
+ {
+ setSelectedTab(tabIndexToBeSelected);
+ }
+
+ adjustSize();
+ adjustTabPositions();
+ }
+
+ bool TabbedArea::isTabSelected(unsigned int index) const
+ {
+ if (index >= mTabs.size())
+ {
+ throw GCN_EXCEPTION("No such tab index.");
+ }
+
+ return mSelectedTab == mTabs[index].first;
+ }
+
+ bool TabbedArea::isTabSelected(Tab* tab)
+ {
+ return mSelectedTab == tab;
+ }
+
+ void TabbedArea::setSelectedTab(unsigned int index)
+ {
+ if (index >= mTabs.size())
+ {
+ throw GCN_EXCEPTION("No such tab index.");
+ }
+
+ setSelectedTab(mTabs[index].first);
+ }
+
+ void TabbedArea::setSelectedTab(Tab* tab)
+ {
+ unsigned int i;
+ for (i = 0; i < mTabs.size(); i++)
+ {
+ if (mTabs[i].first == mSelectedTab)
+ {
+ mWidgetContainer->remove(mTabs[i].second);
+ }
+ }
+
+ for (i = 0; i < mTabs.size(); i++)
+ {
+ if (mTabs[i].first == tab)
+ {
+ mSelectedTab = tab;
+ mWidgetContainer->add(mTabs[i].second);
+ }
+ }
+ }
+
+ int TabbedArea::getSelectedTabIndex() const
+ {
+ unsigned int i;
+ for (i = 0; i < mTabs.size(); i++)
+ {
+ if (mTabs[i].first == mSelectedTab)
+ {
+ return i;
+ }
+ }
+
+ return -1;
+ }
+
+ Tab* TabbedArea::getSelectedTab()
+ {
+ return mSelectedTab;
+ }
+
+ void TabbedArea::setOpaque(bool opaque)
+ {
+ mOpaque = opaque;
+ }
+
+ bool TabbedArea::isOpaque() const
+ {
+ return mOpaque;
+ }
+
+ void TabbedArea::draw(Graphics *graphics)
+ {
+ const Color &faceColor = getBaseColor();
+ const int alpha = getBaseColor().a;
+ Color highlightColor = faceColor + 0x303030;
+ highlightColor.a = alpha;
+ Color shadowColor = faceColor - 0x303030;
+ shadowColor.a = alpha;
+
+ // Draw a border.
+ graphics->setColor(highlightColor);
+ graphics->drawLine(0,
+ mTabContainer->getHeight(),
+ 0,
+ getHeight() - 2);
+ graphics->setColor(shadowColor);
+ graphics->drawLine(getWidth() - 1,
+ mTabContainer->getHeight() + 1,
+ getWidth() - 1,
+ getHeight() - 1);
+ graphics->drawLine(1,
+ getHeight() - 1,
+ getWidth() - 1,
+ getHeight() - 1);
+
+ if (isOpaque())
+ {
+ graphics->setColor(getBaseColor());
+ graphics->fillRectangle(Rectangle(1, 1,
+ getWidth() - 2,
+ getHeight() - 2));
+ }
+
+ // Draw a line underneath the tabs.
+ graphics->setColor(highlightColor);
+ graphics->drawLine(1,
+ mTabContainer->getHeight(),
+ getWidth() - 1,
+ mTabContainer->getHeight());
+
+ // If a tab is selected, remove the line right underneath
+ // the selected tab.
+ if (mSelectedTab != NULL)
+ {
+ graphics->setColor(getBaseColor());
+ graphics->drawLine(mSelectedTab->getX() + 1,
+ mTabContainer->getHeight(),
+ mSelectedTab->getX() + mSelectedTab->getWidth() - 2,
+ mTabContainer->getHeight());
+
+ }
+
+ drawChildren(graphics);
+ }
+
+ void TabbedArea::logic()
+ {
+ }
+
+ void TabbedArea::adjustSize()
+ {
+ int maxTabHeight = 0;
+
+ for (unsigned int i = 0; i < mTabs.size(); i++)
+ {
+ if (mTabs[i].first->getHeight() > maxTabHeight)
+ {
+ maxTabHeight = mTabs[i].first->getHeight();
+ }
+ }
+
+ mTabContainer->setSize(getWidth() - 2,
+ maxTabHeight);
+
+ mWidgetContainer->setPosition(1, maxTabHeight + 1);
+ mWidgetContainer->setSize(getWidth() - 2,
+ getHeight() - maxTabHeight - 2);
+ }
+
+ void TabbedArea::adjustTabPositions()
+ {
+ int maxTabHeight = 0;
+ unsigned int i;
+ for (i = 0; i < mTabs.size(); i++)
+ {
+ if (mTabs[i].first->getHeight() > maxTabHeight)
+ {
+ maxTabHeight = mTabs[i].first->getHeight();
+ }
+ }
+
+ int x = 0;
+ for (i = 0; i < mTabs.size(); i++)
+ {
+ Tab* tab = mTabs[i].first;
+ tab->setPosition(x, maxTabHeight - tab->getHeight());
+ x += tab->getWidth();
+ }
+ }
+
+ void TabbedArea::setWidth(int width)
+ {
+ Widget::setWidth(width);
+ adjustSize();
+ }
+
+ void TabbedArea::setHeight(int height)
+ {
+ Widget::setHeight(height);
+ adjustSize();
+ }
+
+ void TabbedArea::setSize(int width, int height)
+ {
+ Widget::setSize(width, height);
+ adjustSize();
+ }
+
+ void TabbedArea::setDimension(const Rectangle& dimension)
+ {
+ Widget::setDimension(dimension);
+ adjustSize();
+ }
+
+ void TabbedArea::keyPressed(KeyEvent& keyEvent)
+ {
+ if (keyEvent.isConsumed() || !isFocused())
+ {
+ return;
+ }
+
+ if (keyEvent.getKey().getValue() == Key::LEFT)
+ {
+ int index = getSelectedTabIndex();
+ index--;
+
+ if (index < 0)
+ {
+ return;
+ }
+ else
+ {
+ setSelectedTab(mTabs[index].first);
+ }
+
+ keyEvent.consume();
+ }
+ else if (keyEvent.getKey().getValue() == Key::RIGHT)
+ {
+ int index = getSelectedTabIndex();
+ index++;
+
+ if (index >= (int)mTabs.size())
+ {
+ return;
+ }
+ else
+ {
+ setSelectedTab(mTabs[index].first);
+ }
+
+ keyEvent.consume();
+ }
+ }
+
+
+ void TabbedArea::mousePressed(MouseEvent& mouseEvent)
+ {
+ if (mouseEvent.isConsumed())
+ {
+ return;
+ }
+
+ if (mouseEvent.getButton() == MouseEvent::LEFT)
+ {
+ Widget* widget = mTabContainer->getWidgetAt(mouseEvent.getX(), mouseEvent.getY());
+ Tab* tab = dynamic_cast<Tab*>(widget);
+
+ if (tab != NULL)
+ {
+ setSelectedTab(tab);
+ }
+ }
+
+ // Request focus only if the source of the event
+ // is not focusble. If the source of the event
+ // is focused we don't want to steal the focus.
+ if (!mouseEvent.getSource()->isFocusable())
+ {
+ requestFocus();
+ }
+ }
+
+ void TabbedArea::death(const Event& event)
+ {
+ Tab* tab = dynamic_cast<Tab*>(event.getSource());
+
+ if (tab != NULL)
+ {
+ removeTab(tab);
+ }
+ else
+ {
+ BasicContainer::death(event);
+ }
+ }
+
+ void TabbedArea::action(const ActionEvent& actionEvent)
+ {
+ Widget* source = actionEvent.getSource();
+ Tab* tab = dynamic_cast<Tab*>(source);
+
+ if (tab == NULL)
+ {
+ throw GCN_EXCEPTION("Received an action from a widget that's not a tab!");
+ }
+
+ setSelectedTab(tab);
+ }
+}