package com.xrefactory.jedit;import javax.swing.*;import java.awt.*;import java.io.*;import java.awt.event.*;import java.util.*;import javax.swing.text.*;import org.gjt.sp.jedit.*;import org.gjt.sp.jedit.textarea.*;import org.gjt.sp.jedit.gui.*;import javax.swing.table.*;public class CompletionDialog3 extends JDialog {	// determine total dialog frame trims width and height	static final int trimWidth;	static final int trimHeight;	static {		JDialog dlg = new JDialog();		dlg.pack();		Dimension fdim = dlg.getSize();		Dimension cdim = dlg.getContentPane().getSize();		dlg.dispose();		trimWidth = fdim.width - cdim.width;		trimHeight = fdim.height - cdim.height;	}	DispatchData	data;	XrefCharBuffer	completions = new XrefCharBuffer();	LineData[]		lns;	JPanel			table;	JScrollPane		scrollPane;	int 			selectedLine = 0;	int				insertOffset;	Buffer			insertBuffer;	String			insertFile;	String			typedId;	HistoryItem[]	history = new HistoryItem[s.MAX_COMPLETION_HISTORY];	int				historyIndex = 0;	CompletionKeyAdapter keyAdapter = new CompletionKeyAdapter();	public static CompletionDialog3 lastcDialog = null;	int							x,y;	// window coordinates	int							mx, my;	// mouse coordinates	public class CompletionMouseAdapter extends MouseAdapter {		public void mousePressed(MouseEvent e) {			mx = e.getX();			my = e.getY();		}		public void mouseClicked(MouseEvent e) {			if ((e.getModifiers() & InputEvent.BUTTON1_MASK) != 0) {				int y = e.getY() /*& + scrollPane.getVerticalScrollBar().getValue() &*/;				int lineheight = tableLineHeight();				int line = y / lineheight;				if (line < 0) line = 0;				if (line >= lns.length-1) line=lns.length-2;				moveSelection(line);				callCompletionGoto();			}		}	}	public class CompletionMouseMotionAdapter extends MouseMotionAdapter {		public void mouseDragged(MouseEvent e) {			if ((e.getModifiers() & InputEvent.BUTTON1_MASK) != 0) {				int cx = e.getX();				int cy = e.getY();				int dx = cx - mx;				int dy = cy - my;				x = x+dx;				y = y+dy;				CompletionDialog3.this.setLocation(x, y);			}		}	}	public static class LineData {		int			lines;		int			cidents;		String		vclasses;		Color		bgColor;		JComponent	p1;		JComponent	p2;		JComponent	p3;		LineData(int lines, int cidents, String vcls) {			this.lines = lines;			this.cidents = cidents;			this.vclasses = vcls;			this.bgColor = null;			p1 = p2 = p3 = null;		}	}	public class HistoryItem {		String		typedId;		int			selection;	}	public class CompletionKeyAdapter extends KeyAdapter {		public void keyPressed(KeyEvent e) {			keyPressedAction(e);		}		public void keyReleased(KeyEvent e) {			e.consume();		}		public void keyTyped(KeyEvent e) {			e.consume();		}	}	void callCompletionGoto() {		int line = selectedLine+1;		DispatchData ndata = new DispatchData(data, this);		XrefCharBuffer receipt = ndata.xTask.callProcessSingleOpt("-olcxcgoto" + line, ndata);		Dispatch.dispatch(receipt, ndata);	}	void moveSelection(int nsel) {		// do nothing for one line selection		if (lns.length-1 == 1) return;		if (nsel<0) nsel = 0;		if (nsel>lns.length-2) nsel = lns.length-2;		lns[selectedLine].p1.setBackground(lns[selectedLine].bgColor);		lns[selectedLine].p2.setBackground(lns[selectedLine].bgColor);		lns[selectedLine].p3.setBackground(lns[selectedLine].bgColor);		selectedLine = nsel;		lns[selectedLine].p1.setBackground(s.completionSelectionColor);		lns[selectedLine].p2.setBackground(s.completionSelectionColor);		lns[selectedLine].p3.setBackground(s.completionSelectionColor);		// move selection on scroll panel		JScrollBar jScrollBar = scrollPane.getVerticalScrollBar();		int scrollmin = jScrollBar.getValue();		int scrollsize = (int) scrollPane.getViewportBorderBounds().getHeight();		int scrollmax = scrollmin + scrollsize;		Point ll = new Point();		ll = lns[selectedLine].p1.getLocation(ll);		if (ll.y < scrollmin) {			jScrollBar.setValue(ll.y);		} else if (ll.y + lns[selectedLine].p1.getHeight() > scrollmax) {			jScrollBar.setValue(ll.y + lns[selectedLine].p1.getHeight() - scrollsize);		}		//&CompletionDialog3.this.repaint();	}	int tableLineHeight() {		int lineheight = (table.getHeight()/(lns.length-1));		return(lineheight);	}	int scrollPaneDisplyedLines() {		return((int)(scrollPane.getViewportBorderBounds().getHeight() / tableLineHeight()));	}	int searchForwardForSymbol(String sym) {		int i;		String s = sym.toLowerCase();		int slen = s.length();		for(i = selectedLine; i<lns.length-1; i++) {			if (completions.substring(lns[i].cidents, lns[i].cidents+slen).toLowerCase().equals(s)) {				return(i);			}		}		return(i);	}	void recordHistory() {		if (historyIndex >= s.MAX_COMPLETION_HISTORY) {			System.arraycopy(history, 1, history, 0, s.MAX_COMPLETION_HISTORY-1);			historyIndex --;		}		if (history[historyIndex]==null) history[historyIndex] = new HistoryItem();		history[historyIndex].typedId = typedId;		history[historyIndex].selection = selectedLine;		historyIndex ++;	}	void escapeFromCompletionDialog() {		String cc;		if (jEdit.getBooleanProperty(s.optCompletionDelPendingId)) {			cc = s.completionIdBeforeCaret+s.completionIdAfterCaret;		} else {			cc = s.completionIdBeforeCaret;		}		s.insertCompletionDoNotMoveCaret(insertBuffer, insertOffset, cc);		CompletionDialog3.this.closeDialog();	}	public void keyPressedAction(KeyEvent e) {		char key = e.getKeyChar();		int code = e.getKeyCode();		int mod = e.getModifiers();		//&boolean searchFlag = (code==KeyEvent.VK_S && mod==InputEvent.CTRL_MASK);		if (code != KeyEvent.VK_UP && code != KeyEvent.VK_DOWN			&& code != KeyEvent.VK_KP_UP && code != KeyEvent.VK_KP_DOWN			&& code != KeyEvent.VK_PAGE_UP && code != KeyEvent.VK_PAGE_DOWN			&& code != KeyEvent.VK_LEFT && code != KeyEvent.VK_RIGHT						&& code != KeyEvent.VK_HOME && code != KeyEvent.VK_END						) {			e.consume();		}		if (code == KeyEvent.VK_ENTER) {			int line = selectedLine + 1;			CompletionDialog3.this.setVisible(false);			DispatchData ndata = new DispatchData(data, CompletionDialog3.this);			XrefCharBuffer receipt = ndata.xTask.callProcessSingleOpt("-olcomplselect" + line, ndata);			Dispatch.dispatch(receipt,ndata);		} else if (code == KeyEvent.VK_SPACE 				   && (e.getModifiers() & InputEvent.CTRL_MASK)!=0) {			CompletionDialog3.this.closeDialog();			//&s.moveToPosition(s.getParentView(CompletionDialog3.this),insertFile, insertOffset);			CompletionDialog.completion(s.view);		} else if (code == KeyEvent.VK_SPACE) {			callCompletionGoto();			SwingUtilities.invokeLater(new s.FocusRequester(table));		} else if (code == KeyEvent.VK_BACK_SPACE) {			if (historyIndex>0) {				historyIndex --;				typedId = history[historyIndex].typedId;				moveSelection(history[historyIndex].selection);				s.insertCompletion(insertBuffer, insertOffset, typedId);			}		} else if (code == KeyEvent.VK_ESCAPE) {			escapeFromCompletionDialog();			if ((e.getModifiers() & InputEvent.ALT_MASK)==0				&& (e.getModifiers() & InputEvent.CTRL_MASK)==0) {				s.moveToPosition(s.getParentView(CompletionDialog3.this), insertFile, 								 insertOffset+s.completionIdBeforeCaret.length());			}		} else if (code == KeyEvent.VK_DOWN) {			moveSelection(selectedLine+1);			e.consume();		} else if (code == KeyEvent.VK_UP) {			moveSelection(selectedLine-1);			e.consume();		} else if (code == KeyEvent.VK_PAGE_DOWN) {			moveSelection(selectedLine + scrollPaneDisplyedLines());			e.consume();		} else if (code == KeyEvent.VK_PAGE_UP) {			moveSelection(selectedLine - scrollPaneDisplyedLines());			e.consume();		} else if (Character.isLetterOrDigit(key) || key=='_' || key=='$') {			recordHistory();			typedId = typedId + key;			int nsel = searchForwardForSymbol(typedId);			String nid;			if (nsel < lns.length-1) {				int symIndex = lns[nsel].cidents;				typedId = completions.substring(symIndex, symIndex + typedId.length());			}			moveSelection(nsel);			s.insertCompletion(insertBuffer, insertOffset, typedId);		} else if ("`~!@#$%^&*()_+|-=\\{}[]:\";'<>?,./".indexOf(key) != -1) {			CompletionDialog3.this.closeDialog();			s.getBuffer().insert(s.getCaretPosition(), ""+key);		}	}	void closeDialog() {		setVisible(false);	}		public static Color colorShift(Color c, int cs) {		int r,g,b;		r = c.getRed() + cs;		g = c.getGreen() + cs;		b = c.getBlue() + cs;		if (r > 255) r = 255;		if (g > 255) g = 255;		if (b > 255) b = 255;		return(new Color(r,g,b));	}	public JPanel crCompletionStringLine(int from, int to, Font f1, Font f2, Color c1, Color c2) {		int i;		for(i=from; i<to; i++) {			if ((! Character.isJavaIdentifierPart(completions.buf[i]))				&& completions.buf[i] != '.') break;		}		JPanel p = new JPanel();		p.setLayout(new BoxLayout(p, BoxLayout.X_AXIS));		JLabel l1 = new JLabel(completions.substring(from, i));		l1.setForeground(c1);		l1.setFont(f1);		p.add(l1);		JLabel l2 = new JLabel(completions.substring(i, to));		l2.setForeground(c2);		l2.setFont(f2);		p.add(l2);		return(p);	}	void setBackgroundColors() {		Color bgc[] = new Color[2];		bgc[0] = jEdit.getColorProperty(s.optCompletionBgColor, s.completionBgDefaultColor);		bgc[1] = jEdit.getColorProperty(s.optCompletionBgColor2, s.completionBgDefaultColor2);				int ci = 0;		for(int i=0; i<lns.length-1; i++) {			if (i>0 && ! lns[i].vclasses.equals(lns[i-1].vclasses)) ci = (ci+1) % 2;			Color cc = bgc[ci];			lns[i].bgColor = cc;			lns[i].p1.setBackground(cc);			lns[i].p2.setBackground(cc);			lns[i].p3.setBackground(cc);		}	}	public void refreshTable() {		int n = lns.length-1;		JLabel l1,l2;		table = new JPanel();		//&table.setDoubleBuffered(true);		table.setLayout(null);		Font f1 = jEdit.getFontProperty(s.optCompletionSymbolFont, s.defaultComplSymFont);		Font f2 = jEdit.getFontProperty(s.optCompletionFont, s.defaultFont);		Color c1 = jEdit.getColorProperty(s.optCompletionSymbolFgColor, Color.black);		Color c2 = jEdit.getColorProperty(s.optCompletionFgColor, Color.black);		int maxwidth1 = 0;		int maxwidth2 = 0;		int maxwidth3 = 0;		int maxheight = 0;		for(int i=0; i<lns.length-1; i++) {			// left prefix			if (lns[i].lines == lns[i].cidents) {				l1 = new JLabel(" ");			} else {				l1 = new JLabel(completions.substring(lns[i].lines, lns[i].cidents),								SwingConstants.RIGHT);			}			l1.setForeground(c2);			l1.setFont(f2);			l1.setOpaque(true);			table.add(l1);			lns[i].p1= l1;			Dimension dim = l1.getMinimumSize();			int width = (int) dim.getWidth();			if (width > maxwidth1) maxwidth1 = width;			int heigh = (int) dim.getHeight();			if (heigh > maxheight) maxheight = heigh;			// symbol and profile			JPanel p = crCompletionStringLine(lns[i].cidents, lns[i+1].lines, f1, f2, c1, c2);			if (s.javaVersion.compareTo("1.4.0") >= 0) p.setFocusable(true);			p.setBorder(null);			table.add(p);			lns[i].p2 = p;			Dimension dim2 = p.getMinimumSize();			int width2 = (int) dim2.getWidth();			if (width2 > maxwidth2) maxwidth2 = width2;			heigh = (int) dim2.getHeight();			if (heigh > maxheight) maxheight = heigh;			// original class			if (lns[i].vclasses == null) {				l2 = new JLabel(" ");			} else {				l2 = new JLabel(lns[i].vclasses, SwingConstants.LEFT);			}			l2.setForeground(c2);			l2.setFont(f2);			l2.setOpaque(true);			table.add(l2);			lns[i].p3 = l2;			dim = l2.getMinimumSize();			width = (int) dim.getWidth();			if (width > maxwidth3) maxwidth3 = width;		}		//&System.err.println("maxwidth1 == " +maxwidth1+"; maxheight =="+maxheight);		for(int i=0; i<lns.length-1; i++) {			lns[i].p1.setLocation(0, i*maxheight);			lns[i].p1.setSize(maxwidth1, maxheight);			lns[i].p2.setLocation(maxwidth1, i*maxheight);			lns[i].p2.setSize(maxwidth2, maxheight);			lns[i].p3.setLocation(maxwidth1+maxwidth2, i*maxheight);			lns[i].p3.setSize(maxwidth3, maxheight);		}		//table.setBackground(jEdit.getColorProperty(s.optCompletionBgColor, s.completionBgDefaultColor));		//table.setForeground(jEdit.getColorProperty(s.optCompletionFgColor, Color.BLACK));		int totalWidth = maxwidth1+maxwidth2+maxwidth3;		Dimension totalDim = new Dimension(totalWidth, maxheight*(lns.length-1));		table.setSize(totalWidth, maxheight*(lns.length-1));		table.setMinimumSize(totalDim);		table.setPreferredSize(totalDim);		if (s.javaVersion.compareTo("1.4.0") >= 0) table.setFocusable(true);		table.addKeyListener(keyAdapter);		table.addMouseListener(new CompletionMouseAdapter());		table.addMouseMotionListener(new CompletionMouseMotionAdapter());		setBackgroundColors();		moveSelection(0);	}	public void showDialog() {		refreshTable();		Dimension dim = new Dimension(table.getPreferredSize());		scrollPane.setViewportView(table);		Insets insets = scrollPane.getInsets();		dim.height += insets.top + insets.bottom;		dim.width += insets.left + insets.right;		if (s.javaVersion.compareTo("1.4.0") < 0) {			// decorated			dim.height += trimHeight; dim.width += trimWidth;		}		int maxWidth = Opt.completionDialogMaxWidth();		int maxHeight = Opt.completionDialogMaxHeight();		if (dim.height > maxHeight) {			dim.width += scrollPane.getVerticalScrollBar().getPreferredSize().getWidth();			dim.height = maxHeight;		}		if (dim.width > maxWidth) {			dim.width = maxWidth;			dim.height += scrollPane.getHorizontalScrollBar().getPreferredSize().getHeight();			if (dim.height > maxHeight) {				dim.height = maxHeight;			}		}		setSize(dim); 		moveSelection(0);		Point recLocation = s.recommendedLocation(s.getTextArea());		recLocation.x -= lns[0].p1.getWidth();		setLocation(recLocation);		s.moveOnScreen(this);				setVisible(true);		x = getX();		y = getY();		SwingUtilities.invokeLater(new s.FocusRequester(table));	}	void initCompletionCoordinates() {		typedId = s.completionIdBeforeCaret;		//&System.err.println("before=='"+s.completionIdBeforeCaret+"' after== '"+s.completionIdAfterCaret+"'");		insertOffset = s.getCaretPosition() - s.completionIdBeforeCaret.length();		insertBuffer = s.getBuffer();		insertFile = s.getFileName();		//&System.err.println("offset=='"+insertOffset+"' file== '"+insertFile+"'");		historyIndex = 0;	}	static CompletionDialog3 initCompletionDialog(DispatchData data, int number, int noFocus) {		// DO always new dialog, because in multiple views, the dialog		// memorizes its parent		if (lastcDialog==null) {			lastcDialog = new CompletionDialog3();		} else if (lastcDialog.isVisible()) {			lastcDialog.setVisible(false);			lastcDialog = new CompletionDialog3();		} else {			lastcDialog = new CompletionDialog3();		}		lastcDialog.data = data;		lastcDialog.completions.clear();		lastcDialog.lns = new LineData[number+1];		lastcDialog.initCompletionCoordinates();		return(lastcDialog);	}	static void showCompletionDialog() {		lastcDialog.showDialog();	}	CompletionDialog3() {		super(s.view, "");		if (s.javaVersion.compareTo("1.4.0") >= 0) setUndecorated(true);		else setResizable(false);		table = new JPanel();		scrollPane = new JScrollPane(table);		scrollPane.getVerticalScrollBar().setUnitIncrement(5);		setContentPane(scrollPane);		//setModal(true);		enableEvents(AWTEvent.KEY_EVENT_MASK);	}}