void TabbedArea::widgetResized(const gcn::Event &event)
{
int width = getWidth() - 2 * getFrameSize()
- 2 * mWidgetContainer->getFrameSize();
int height = getHeight() - 2 * getFrameSize() - mWidgetContainer->getY()
- 2 * mWidgetContainer->getFrameSize();
mWidgetContainer->setSize(width, height);
gcn::Widget *w = getCurrentWidget();
if (w)
w->setSize(width, height);
// Check whether there is room to show more tabs now.
int innerWidth = getWidth() - 4 - mArrowButton[0]->getWidth()
- mArrowButton[1]->getWidth();
int newWidth = mVisibleTabsWidth;
while (mTabScrollIndex && newWidth < innerWidth)
{
newWidth += mTabs[mTabScrollIndex - 1].first->getWidth();
if (newWidth < innerWidth)
--mTabScrollIndex;
}
// Move the right arrow to fit the windows content.
mArrowButton[1]->setPosition(width - mArrowButton[1]->getWidth(), 0);
updateArrowEnableState();
adjustTabPositions();
}
void TabbedArea::action(const gcn::ActionEvent& actionEvent)
{
Widget* source = actionEvent.getSource();
Tab* tab = dynamic_cast<Tab*>(source);
if (tab)
{
setSelectedTab(tab);
}
else
{
if (actionEvent.getId() == "shift_left")
{
if (mTabScrollIndex)
--mTabScrollIndex;
}
else if (actionEvent.getId() == "shift_right")
{
if (mTabScrollIndex < mTabs.size() - 1)
++mTabScrollIndex;
}
adjustTabPositions();
updateArrowEnableState();
}
}
void TabbedArea::fontChanged()
{
gcn::BasicContainer::fontChanged();
adjustTabPositions();
adjustSize();
}
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();
}
void TabbedArea::addTab(Tab *tab, gcn::Widget *widget)
{
tab->setTabbedArea(this);
tab->addActionListener(this);
mTabContainer->add(tab);
mTabs.push_back(std::pair<Tab*, gcn::Widget*>(tab, widget));
if (!mSelectedTab)
setSelectedTab(tab);
adjustTabPositions();
adjustSize();
}
void TabbedArea::removeTab(Tab *tab)
{
if (tab == mSelectedTab)
{
if (getNumberOfTabs() > 1)
setSelectedTab(std::max(0, getSelectedTabIndex() - 1));
else
mSelectedTab = 0;
}
TabContainer::iterator iter;
for (iter = mTabs.begin(); iter != mTabs.end(); iter++)
{
if (iter->first == tab)
{
mTabContainer->remove(tab);
mTabs.erase(iter);
break;
}
}
std::vector<gcn::Tab*>::iterator iter2;
for (iter2 = mTabsToDelete.begin(); iter2 != mTabsToDelete.end(); iter2++)
{
if (*iter2 == tab)
{
mTabsToDelete.erase(iter2);
delete tab;
break;
}
}
adjustSize();
updateTabsWidth();
adjustTabPositions();
}
void GlassTabbedContainer::logic() {
adjustTabPositions();
logicChildren();
}
