/*
* This file is part of muCommander, http://www.mucommander.com
* Copyright (C) 2002-2016 Maxence Bernard
*
* muCommander is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* muCommander 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.mucommander.ui.tabs;
import java.awt.Component;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;
import javax.swing.event.ChangeListener;
/**
* Component that presents tabs with headers
*
* @author Arik Hadas
*/
public class TabsWithHeaderViewer<T extends Tab> extends TabsViewer<T> {
private TabsCollection<T> tabsCollection;
private TabbedPane<T> tabbedpane;
public TabsWithHeaderViewer(TabsCollection<T> tabs, TabbedPane<T> tabbedpane) {
super(tabbedpane, tabs);
this.tabsCollection = tabs;
this.tabbedpane = tabbedpane;
int index = 0;
for (T tab : tabs)
tabbedpane.add(tab, index++);
}
/**************
* TabsViewer
**************/
@Override
public int getSelectedTabIndex() {
return tabbedpane.getSelectedIndex();
}
@Override
public void removeTab(int index) {
tabbedpane.remove(index);
}
@Override
public void addChangeListener(ChangeListener listener) {
tabbedpane.addChangeListener(listener);
}
@Override
public void removeChangeListener(ChangeListener listener) {
tabbedpane.removeChangeListener(listener);
}
@Override
public void add(T tab) {
add(tab, tabsCollection.count());
}
@Override
public void add(T tab, int index) {
tabbedpane.add(tab, index);
}
@Override
public void update(T tab, int index) {
tabbedpane.update(tab, index);
}
@Override
public void setSelectedTabIndex(int index) {
tabbedpane.setSelectedIndex(index);
}
@Override
public void requestFocus() {
tabbedpane.requestFocusInWindow();
}
@Override
public T removeCurrentTab() {
T tab = tabsCollection.get(getSelectedTabIndex());
tabsCollection.remove(getSelectedTabIndex());
return tab;
}
@Override
public void removeDuplicateTabs() {
// a Set that will contain the tabs we've seen
Set<T> visitedTabs = new HashSet<T>();
// a Set that will contain the tabs which are duplicated
Set<T> duplicatedTabs = new HashSet<T>();
// The index of the selected tab
int selectedTabIndex = getSelectedTabIndex();
// add all duplicated tabs to the duplicatedTab Set
Iterator<T> existingTabsIterator = tabsCollection.iterator();
while (existingTabsIterator.hasNext()) {
T tab = existingTabsIterator.next();
if (!visitedTabs.add(tab))
duplicatedTabs.add(tab);
}
// remove all duplicated tabs which are identical to the selected tab without
// changing the tab selection
T selectedTab = tabsCollection.get(selectedTabIndex);
if (duplicatedTabs.remove(selectedTab)) {
int removedTabsCount = 0;
int tabsCount = tabsCollection.count();
for (int i=0; i<tabsCount; ++i) {
if (i == selectedTabIndex) // do not remove the selected tab
continue;
if (selectedTab.equals(tabsCollection.get(i-removedTabsCount)))
tabsCollection.remove(i-removedTabsCount++);
}
}
// remove all other duplicated tabs
for (int i = 0; i < tabsCollection.count(); ++i) {
T currentTab = tabsCollection.get(i);
if (duplicatedTabs.remove(currentTab)) {
for (int j = i + 1; j < tabsCollection.count(); ++j)
if (currentTab.equals(tabsCollection.get(j)))
tabsCollection.remove(j--);
}
}
}
@Override
public void removeOtherTabs() {
int selectedTabIndex = getSelectedTabIndex();
for (int i=0; i<selectedTabIndex; ++i)
tabsCollection.remove(0);
for(int i=tabsCollection.count()-1; i>0; --i)
tabsCollection.remove(1);
}
@Override
public void removeTab(Component header) {
tabsCollection.remove(tabbedpane.indexOfTabComponent(header));
}
}