ganttcharttabcontentpanel.java

It is all about project scheduling. GanttProject is a tool for creating a project schedule by means

/*
 * Created on 22.10.2005
 */
package net.sourceforge.ganttproject;

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Component;
import java.awt.ComponentOrientation;
import java.awt.Container;
import java.awt.Dimension;
import java.awt.Toolkit;
import java.awt.event.AdjustmentEvent;
import java.awt.event.AdjustmentListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.util.Date;

import javax.swing.Action;
import javax.swing.BorderFactory;
import javax.swing.Box;
import javax.swing.JComponent;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JScrollBar;
import javax.swing.JScrollPane;
import javax.swing.JSplitPane;

import org.eclipse.core.runtime.IAdaptable;

import net.sourceforge.ganttproject.GanttResourcePanel.CustomScrollPane.CustomViewport;
import net.sourceforge.ganttproject.action.task.LinkTasksAction;
import net.sourceforge.ganttproject.action.task.UnlinkTasksAction;
import net.sourceforge.ganttproject.chart.Chart;
import net.sourceforge.ganttproject.chart.overview.OverviewPaneAction;
import net.sourceforge.ganttproject.gui.TaskTreeUIFacade;
import net.sourceforge.ganttproject.gui.TestGanttRolloverButton;
import net.sourceforge.ganttproject.gui.UIFacade;
import net.sourceforge.ganttproject.gui.zoom.ZoomEvent;
import net.sourceforge.ganttproject.gui.zoom.ZoomListener;
import net.sourceforge.ganttproject.language.GanttLanguage;
import net.sourceforge.ganttproject.time.gregorian.GregorianCalendar;

class GanttChartTabContentPanel implements IAdaptable {
    private JSplitPane mySplitPane;
    private Component myTaskTree;
    private JComponent myGanttChart;
    private final TaskTreeUIFacade myTreeFacade;
    private JPanel myTabContentPanel;
    private final IGanttProject myProject;
    private final UIFacade myWorkbenchFacade;
    //private  CustomScrollPane scrollPane2 ;
	private final OverviewPaneAction myOverviewAction;

    
    
    
    GanttChartTabContentPanel(IGanttProject project, UIFacade workbenchFacade, TaskTreeUIFacade treeFacade, JComponent ganttChart) {
        myProject = project;
        myWorkbenchFacade = workbenchFacade;
        myTreeFacade = treeFacade;
        myTaskTree = treeFacade.getTreeComponent();
        myGanttChart = ganttChart;
        myOverviewAction = new OverviewPaneAction(workbenchFacade);
        //scrollPane2 = new CustomScrollPane(myGanttChart);
    }
    
    /**
     * 
     * The pane contains the chart in its viewPort and 
     * a custom scroll bar
     * 
     */    
    
//    class CustomScrollPane extends JPanel {
//    	protected JScrollBar m_horzSB;
//    	protected CustomViewport m_viewport;
//    	protected JComponent m_comp;
//    	protected Dimension layoutSize;
//    	protected AdjustmentListener scroll;
//		protected Date startProjectDate = null;
//		protected Date startFrameDate = null;
//		protected Date endFrameDate = null;
//		protected Date endProjectDate = null;
//    	protected int xPosition = 0 ;
//    	protected int mini = 0;
//		
//
//    	/** 
//    	 * Short description of what the constructor is doing
//    	 *
//    	 * @param comp    this is the chart
//    	 * 
//    	 *  it fills he viewPort, the scrollbar and an 
//    	 *  adjustment listener.
//    	 */
//    	public CustomScrollPane(JComponent comp){
//    		if (comp == null){
//    			throw new IllegalArgumentException("Component cannot be null");
//    		}
//    		setLayout(null);
//    		m_viewport = new CustomViewport();
//    		m_viewport.setLayout(null);
//    		add(m_viewport);
//    		m_comp = comp;
//    		m_viewport.add(m_comp);    		
//    		m_horzSB = new JScrollBar(JScrollBar.HORIZONTAL,0,0,0,0);
//    		m_horzSB.setUnitIncrement(5);
//    		add(m_horzSB);
//
//    		scroll = new AdjustmentListener() {
//    			public void adjustmentValueChanged(AdjustmentEvent e){
//
//    	    			setChartDateFromBlockPosition();
//    	    			unlimitedScrolling();
//
//    	    		}
//    		};
//    		m_horzSB.addAdjustmentListener(scroll);
//    		
//    	}
//    	
//    	/** 
//    	 * 
//    	 * enables the block(scrolling) not to stop
//    	 * at the end and at the start of the scrollbar. 
//    	 * 
//    	 * 
//    	 */
//    	public void unlimitedScrolling(){
//    		if(xPosition <= m_horzSB.getMinimum()){		 
//        	    getHorzSB()
//        	    	.removeAdjustmentListener(scroll);
//        		
//        			m_horzSB.setMinimum(m_horzSB.getMinimum()- 10);
//        		getHorzSB()
//        	       .addAdjustmentListener(scroll);
//        	    xPosition=m_horzSB.getValue();
//        	}
//    		else if(xPosition >= m_horzSB.getMaximum() - m_horzSB.getVisibleAmount()){		 
//        	    getHorzSB()
//    	    		.removeAdjustmentListener(scroll);
//    		
//    			m_horzSB.setMaximum(m_horzSB.getMaximum() + 10);
//    			
//    			getHorzSB()
//    	        	.addAdjustmentListener(scroll);
//    			xPosition=m_horzSB.getValue();
//    		}
//    		
//    	}
//    	
//    	public JScrollBar getHorzSB(){
//    		return m_horzSB;
//    	}
//    	public AdjustmentListener getAdjustmentListener(){
//    		return scroll;
//    	}
//    	/** 
//    	 * 
//    	 * It sets the scrollbar block position from
//    	 *  the starting date of the frame.
//    	 * 
//    	 * 
//    	 */
//    	void setBlockFromChart(){
//    		
//    		long startFrameTime = Mediator.getGanttProjectSingleton().getArea().getChartModel().getStartDate().getTime();
//    		long startProjectTime = Mediator.getGanttProjectSingleton().getTaskManager().getProjectStart().getTime();//startProjectDate.getTime();
//    	    getHorzSB()
//    		.removeAdjustmentListener(scroll);
//    	    if (startFrameTime<startProjectTime)
//	    		m_horzSB.setValue(m_horzSB.getMinimum());
//    	    else
//    	    	m_horzSB.setValue((int)Math.abs((startFrameTime-startProjectTime)/3600000));
//			getHorzSB()
//        	.addAdjustmentListener(scroll);
//    	}
//    	
//
//    	
//    	
//    	/** 
//    	 * 
//    	 * It sets the starting date of the the frame
//    	 * from the clock position
//    	 * 
//    	 * 
//    	 */
//    	
//    	private void setChartDateFromBlockPosition(){
//    		// project length
//    		int xTemp = m_horzSB.getValue();
//    		
//    		
//    		endProjectDate = Mediator.getGanttProjectSingleton().getTaskManager().getProjectEnd();
//    		double endProjectTime = endProjectDate.getTime();
//
//    		startProjectDate = Mediator.getGanttProjectSingleton().getTaskManager().getProjectStart();
//    		double startProjectTime = startProjectDate.getTime();
// 
//    		
//    		double relativeEndOfProject;
//    		int lgth = Mediator.getTaskManager().getTaskCount();
//    		if(lgth == 0 ){// no tasks
//    			relativeEndOfProject = 2880;
//    		}
//    		else{
//    			relativeEndOfProject = (endProjectTime  - startProjectTime  ) /3600000.0 *1.09; // hours
//    		}
//    		
//    		
//    		float scrollLength = m_horzSB.getWidth();
//    	
//    		double bottomUnitWidth = (double)Mediator.getGanttProjectSingleton().getZoomManager().getZoomState().getBottomUnitWidth();
//    		int zoom = Mediator.getGanttProjectSingleton().getZoomManager().getMyZooming();
//    		double CONVERT;
//    		double scrollHours;
//    		long blockLength;
//    		if (zoom>2){
//    			CONVERT = bottomUnitWidth/(24.0 * 7.0) ; // 24 hours ==> pix / hour
//    			 scrollHours  =  scrollLength / CONVERT;  // hours
//    			 blockLength = Math.round(scrollHours)*2;
//    		}
//    		else{
//    			CONVERT = 26.0 / 24.0 ; // 26 pixel is day with zoom 2
//        		scrollHours =  scrollLength / CONVERT;  // hours
//        		blockLength = Math.round(scrollHours);
//    		}	
//    			
//    		
//    		if (blockLength > relativeEndOfProject){
//    			relativeEndOfProject = blockLength * 3 ;	
//    		}
////    		 set the block length	
//    		m_horzSB.setValues(m_horzSB.getValue(),(int) blockLength,0, (int) relativeEndOfProject);
// 		
//    		double x;    		
//    		x = m_horzSB.getValue();
//    		
//    		if(xPosition>xTemp  ){//left scrolling  		
//	    		long time = Math.round(startProjectTime + x /CONVERT * 3600000);
//	    		Date blockDate = new Date();
//	    		blockDate.setTime(time); 
//	    		Mediator.getGanttProjectSingleton().getScrollingManager().scrollLeft(blockDate);
//    		}
//    		else if (xPosition<xTemp ){//right scrolling
//        		long time = Math.round(startProjectTime + m_horzSB.getValue() /CONVERT * 3600000) + blockLength/2 * 3600000;
//        		Date blockDate = new Date();
//        		blockDate.setTime(time);        		
//        		Mediator.getGanttProjectSingleton().getScrollingManager().scrollLeft(blockDate);
//    		}
//    		xPosition = m_horzSB.getValue();
//
//    	}
//    	
//    	/** 
//    	 * 
//    	 * 
//    	 * Initialize the layout, viewPort, scrollbar.
//    	 * 
//    	 * 
//    	 */
//    	public void doLayout() {
//    		layoutSize = getSize();
//    		Dimension d0 = m_comp.getPreferredSize();
//    		Dimension d2 = m_horzSB.getPreferredSize();
//
//    		int h = Math.max(layoutSize.height - d2.height-1, 0);
//
//    		m_viewport.setBounds(0, 0, layoutSize.width+100, h);
//    		m_horzSB.setBounds(0, h, layoutSize.width, d2.height);
//    		m_horzSB.setEnabled(true);
//    	
//    		setChartDateFromBlockPosition();
//
//    	}
//    	/** 
//    	 * 
//    	 * bounds of the custom view port
//    	 * 
//    	 * 
//    	 */
//    	class CustomViewport extends JPanel {
//    		public void doLayout(){
//    			m_comp.setBounds(0, 0, layoutSize.width, layoutSize.height);
//    		}
//    	}
//    }
//    
// 
    

    
    
    Component getComponent() {
    	if (myTabContentPanel==null) {
        JPanel left = new JPanel(new BorderLayout());
        Box treeHeader = Box.createVerticalBox();
	        GanttImagePanel but = new GanttImagePanel("big.png", 300,
                42);
        treeHeader.add(but);
        left.add(treeHeader, BorderLayout.NORTH);
        left.add(myTaskTree, BorderLayout.CENTER);
        left.setPreferredSize(new Dimension(315, 600));
        left.setBackground(new Color(102, 153, 153));

        
        JPanel right = new JPanel(new BorderLayout());
        //scrollPane2 = new CustomScrollPane(myGanttChart);
        right.add(myGanttChart, BorderLayout.CENTER);
        JLabel overviewAds = new JLabel("<html><body><b>Expected to see a scrollbar here?</b> Click me to see a better solution! <i>You may also use Ctrl-+ shortcut</i></body></html> ");
        overviewAds.addMouseListener(new MouseAdapter() {
			@Override
			public void mouseClicked(MouseEvent arg0) {
				myOverviewAction.actionPerformed(null);
			}
        });
        right.add(overviewAds, BorderLayout.SOUTH);
        
        // A splitpane is used
        mySplitPane = new JSplitPane(JSplitPane.HORIZONTAL_SPLIT);
        if (GanttLanguage.getInstance().getComponentOrientation() == ComponentOrientation.LEFT_TO_RIGHT) {
            mySplitPane.setLeftComponent(left);
            mySplitPane.setRightComponent(right);
            mySplitPane
                    .applyComponentOrientation(ComponentOrientation.LEFT_TO_RIGHT);
            mySplitPane.setDividerLocation((int)left.getPreferredSize()
                    .getWidth());
        } else {
            mySplitPane.setRightComponent(left);
            mySplitPane.setLeftComponent(right);
            mySplitPane.setDividerLocation((int) (Toolkit.getDefaultToolkit()
                    .getScreenSize().getWidth() - left.getPreferredSize()
                    .getWidth()));
            mySplitPane
                    .applyComponentOrientation(ComponentOrientation.RIGHT_TO_LEFT);
        }
        mySplitPane.setOneTouchExpandable(true);
        mySplitPane.setPreferredSize(new Dimension(800, 500));
        myTabContentPanel = new JPanel(new BorderLayout());
        myTabContentPanel.add(createButtonPanel(), BorderLayout.NORTH);
        myTabContentPanel.add(mySplitPane, BorderLayout.CENTER);
    	}
        return myTabContentPanel;
        
    }
    
    private Component createButtonPanel() {
        Box buttonBar = Box.createHorizontalBox();
        //JToolBar buttonBar = new JToolBar();
        //buttonBar.setFloatable(false);
        TestGanttRolloverButton unindentButton = new TestGanttRolloverButton(myTreeFacade.getUnindentAction()) {
			public String getText() {
				return null;
			}        
        };
        buttonBar.add(unindentButton);
        
        TestGanttRolloverButton indentButton = new TestGanttRolloverButton(myTreeFacade.getIndentAction()) {
			public String getText() {
				return null;
			}                	
        };
        buttonBar.add(indentButton);
        //
        buttonBar.add(Box.createHorizontalStrut(3));
        //
        TestGanttRolloverButton upButton = new TestGanttRolloverButton(myTreeFacade.getMoveUpAction()) {
			public String getText() {
				return null;
			}                	
        };
        buttonBar.add(upButton);
        //
        TestGanttRolloverButton downButton = new TestGanttRolloverButton(myTreeFacade.getMoveDownAction()) {
			public String getText() {
				return null;
			}                	
        };
        buttonBar.add(downButton);
        //
        buttonBar.add(Box.createHorizontalStrut(8));
        Action linkAction = new LinkTasksAction(myProject.getTaskManager(), Mediator.getTaskSelectionManager(), myWorkbenchFacade);
        myTreeFacade.setLinkTasksAction(linkAction);
        TestGanttRolloverButton linkButton = new TestGanttRolloverButton(linkAction) {
			public String getText() {
				return null;
			}                	
        };
        buttonBar.add(linkButton);
        //
        Action unlinkAction = new UnlinkTasksAction(myProject.getTaskManager(), Mediator.getTaskSelectionManager(), myWorkbenchFacade);
        myTreeFacade.setUnlinkTasksAction(unlinkAction);
        TestGanttRolloverButton unlinkButton = new TestGanttRolloverButton(unlinkAction) {
			public String getText() {
				return null;
			}                	
        };
        buttonBar.add(unlinkButton);
        //
        JPanel buttonPanel = new JPanel(new BorderLayout());
        buttonPanel.add(buttonBar, BorderLayout.WEST);
        return buttonPanel;
    }
    int getDividerLocation() {
        return mySplitPane.getDividerLocation();
    }
    void setDividerLocation(int location) {
        mySplitPane.setDividerLocation(location);
    }
//    public CustomScrollPane getCustomScrollPane(){
//    	return scrollPane2;
//    }
	public Object getAdapter(Class adapter) {
		if (Container.class.equals(adapter)) {
			return getComponent();
		}
		if (Chart.class.equals(adapter)) {
			return myGanttChart;
		}
		return null;
	}
}