/** Get the clipboard contents. */
public static Object getClipboard() {
Object result = contents;
try {
Clipboard cb = Toolkit.getDefaultToolkit().getSystemClipboard();
Transferable trans = cb.getContents(requestor);
// get clipboard content
try {
Object sysContent = trans.getTransferData(DataFlavor.stringFlavor);
if (sysContent != null) {
if (sysContent instanceof String) {
String str = (String) sysContent;
// for empty string: take contents of ClipboardHelper
if (str.trim().length() == 0) {
result = contents;
} else {
result = str;
}
}
}
} catch (java.io.IOException e) {
// e.printStackTrace();
result = contents;
} catch (UnsupportedFlavorException e) {
// e.printStackTrace();
result = contents;
}
} catch (Throwable t) {
// we're in Communicator or something again....
}
return result;
}
@Override
public void execute(final GUI gui) {
final int pre = gui.context.marked.pres[0];
final byte[] txt = ViewData.path(gui.context.data(), pre);
// copy path to clipboard
final Clipboard clip = Toolkit.getDefaultToolkit().getSystemClipboard();
clip.setContents(new StringSelection(Token.string(txt)), null);
}
/**
* Returns the clipboard text.
*
* @return text
*/
static final String clip() {
// copy selection to clipboard
final Clipboard clip = Toolkit.getDefaultToolkit().getSystemClipboard();
final Transferable tr = clip.getContents(null);
if (tr != null) {
for (final Object o : BaseXLayout.contents(tr)) return o.toString();
}
return "";
}
/** * Description: <br> * Copyright (C), 2005-2008, Yeeku.H.Lee <br> * This program is protected by copyright laws. <br> * Program Name: <br> * Date: * * @author Yeeku.H.Lee [email protected] * @version 1.0 */ public class SimpleClipboard { private Frame f = new Frame("简单的剪贴板程序"); // 获取系统剪贴板 private Clipboard clipboard = Toolkit.getDefaultToolkit().getSystemClipboard(); // 下面是创建本地剪贴板的代码 // Clipboard clipboard = new Clipboard("cb"); // 用于复制文本的文本框 private TextArea jtaCopyTo = new TextArea(5, 20); // 用于粘贴文本的文本框 private TextArea jtaPaste = new TextArea(5, 20); private Button btCopy = new Button("复制"); // 拷贝按钮 private Button btPaste = new Button("粘贴"); // 粘贴按钮 public void init() { Panel p = new Panel(); p.add(btCopy); p.add(btPaste); btCopy.addActionListener( new ActionListener() { public void actionPerformed(ActionEvent event) { // 将一个多行文本域里的字符串封装成StringSelection对象 StringSelection contents = new StringSelection(jtaCopyTo.getText()); // 将StringSelection对象放入剪贴板 clipboard.setContents(contents, null); } }); btPaste.addActionListener( new ActionListener() { public void actionPerformed(ActionEvent event) { // 如果剪贴板中包含stringFlavor内容 if (clipboard.isDataFlavorAvailable(DataFlavor.stringFlavor)) { try { // 取出剪贴板中stringFlavor内容 String content = (String) clipboard.getData(DataFlavor.stringFlavor); jtaPaste.append(content); } catch (Exception e) { e.printStackTrace(); } } } }); // 创建一个水平排列的Box容器 Box box = new Box(BoxLayout.X_AXIS); // 将两个多行文本域放在Box容器中 box.add(jtaCopyTo); box.add(jtaPaste); // 将按钮所在Panel、Box容器添加到Frame窗口中 f.add(p, BorderLayout.SOUTH); f.add(box, BorderLayout.CENTER); f.pack(); f.setVisible(true); } public static void main(String[] args) { new SimpleClipboard().init(); } }
@Override
public void actionPerformed(ActionEvent evt) {
TreePath path = resultTree.getSelectionPath();
DefaultMutableTreeNode operNode = (DefaultMutableTreeNode) path.getLastPathComponent();
ToStringNodes toStringNodes = new ToStringNodes();
traverseNodes(operNode, toStringNodes);
StringSelection selection = new StringSelection(toStringNodes.nodesString.toString());
Clipboard clipboard = Toolkit.getDefaultToolkit().getSystemClipboard();
clipboard.setContents(selection, null);
}
private void copyOverviewToClipboard() throws InsufficientDataException {
String overview = generateOverviewText();
Clipboard clipboard = Toolkit.getDefaultToolkit().getSystemClipboard();
clipboard.setContents(
new StringSelection(overview),
new ClipboardOwner() {
@Override
public void lostOwnership(Clipboard c, Transferable t) {}
});
}
public String getClipboardContents() {
Transferable contents = Toolkit.getDefaultToolkit().getSystemClipboard().getContents(null);
if (contents != null && contents.isDataFlavorSupported(DataFlavor.stringFlavor)) {
try {
return (String) contents.getTransferData(DataFlavor.stringFlavor);
} catch (Exception e) {
return "";
}
}
return "";
}
/**
* Copies the selected text to the clipboard.
*
* @return true if text was copied
*/
final boolean copy() {
final String txt = text.copy();
if (txt.isEmpty()) {
text.noMark();
return false;
}
// copy selection to clipboard
final Clipboard clip = Toolkit.getDefaultToolkit().getSystemClipboard();
clip.setContents(new StringSelection(txt), null);
return true;
}
/**
* This method is activated on the Keystrokes we are listening to in this implementation. Here it
* listens for Copy and Paste ActionCommands. Selections comprising non-adjacent cells result in
* invalid selection and then copy action cannot be performed. Paste is done by aligning the upper
* left corner of the selection with the 1st element in the current selection of the JTable.
*/
public void actionPerformed(ActionEvent e) {
if (e.getActionCommand().compareTo("Copy") == 0) {
StringBuffer sbf = new StringBuffer();
// Check to ensure we have selected only a contiguous block of
// cells
int numcols = jTable1.getSelectedColumnCount();
int numrows = jTable1.getSelectedRowCount();
int[] rowsselected = jTable1.getSelectedRows();
int[] colsselected = jTable1.getSelectedColumns();
if (!((numrows - 1 == rowsselected[rowsselected.length - 1] - rowsselected[0]
&& numrows == rowsselected.length)
&& (numcols - 1 == colsselected[colsselected.length - 1] - colsselected[0]
&& numcols == colsselected.length))) {
JOptionPane.showMessageDialog(
null, "Invalid Copy Selection", "Invalid Copy Selection", JOptionPane.ERROR_MESSAGE);
return;
}
for (int i = 0; i < numrows; i++) {
for (int j = 0; j < numcols; j++) {
sbf.append(jTable1.getValueAt(rowsselected[i], colsselected[j]));
if (j < numcols - 1) sbf.append("\t");
}
sbf.append("\n");
}
stsel = new StringSelection(sbf.toString());
system = Toolkit.getDefaultToolkit().getSystemClipboard();
system.setContents(stsel, stsel);
}
if (e.getActionCommand().compareTo("Paste") == 0) {
System.out.println("Trying to Paste");
int startRow = (jTable1.getSelectedRows())[0];
int startCol = (jTable1.getSelectedColumns())[0];
try {
String trstring =
(String) (system.getContents(this).getTransferData(DataFlavor.stringFlavor));
System.out.println("String is:" + trstring);
StringTokenizer st1 = new StringTokenizer(trstring, "\n");
for (int i = 0; st1.hasMoreTokens(); i++) {
rowstring = st1.nextToken();
StringTokenizer st2 = new StringTokenizer(rowstring, "\t");
for (int j = 0; st2.hasMoreTokens(); j++) {
value = (String) st2.nextToken();
if (startRow + i < jTable1.getRowCount() && startCol + j < jTable1.getColumnCount())
jTable1.setValueAt(value, startRow + i, startCol + j);
System.out.println(
"Putting " + value + "at row = " + startRow + i + "column = " + startCol + j);
}
}
} catch (Exception ex) {
ex.printStackTrace();
}
}
}
/**
* The Excel Adapter is constructed with a JTable on which it enables Copy-Paste and acts as a
* Clipboard listener.
*/
public ExcelAdapter(JTable myJTable) {
jTable1 = myJTable;
KeyStroke copy = KeyStroke.getKeyStroke(KeyEvent.VK_C, ActionEvent.CTRL_MASK, false);
// Identifying the copy KeyStroke user can modify this
// to copy on some other Key combination.
KeyStroke paste = KeyStroke.getKeyStroke(KeyEvent.VK_V, ActionEvent.CTRL_MASK, false);
// Identifying the Paste KeyStroke user can modify this
// to copy on some other Key combination.
jTable1.registerKeyboardAction(this, "Copy", copy, JComponent.WHEN_FOCUSED);
jTable1.registerKeyboardAction(this, "Paste", paste, JComponent.WHEN_FOCUSED);
system = Toolkit.getDefaultToolkit().getSystemClipboard();
}
/**
* Returns the clipboard text.
*
* @return text
*/
private static String clip() {
// copy selection to clipboard
final Clipboard clip = Toolkit.getDefaultToolkit().getSystemClipboard();
final Transferable tr = clip.getContents(null);
if (tr != null) {
final ArrayList<Object> contents = BaseXLayout.contents(tr);
if (!contents.isEmpty()) return contents.get(0).toString();
} else {
Util.debug("Clipboard has no contents.");
}
return null;
}
@Override
public void exportToClipboard(JComponent comp, Clipboard clip, int action)
throws IllegalStateException {
TreePath[] paths = resultTree.getSelectionPaths();
ToStringNodes toStringNodes = new ToStringNodes();
for (TreePath path : paths) {
DefaultMutableTreeNode operNode = (DefaultMutableTreeNode) path.getLastPathComponent();
toStringNodes.processNode(operNode);
}
StringSelection selection = new StringSelection(toStringNodes.nodesString.toString());
Clipboard clipboard = Toolkit.getDefaultToolkit().getSystemClipboard();
clipboard.setContents(selection, null);
}
/** Set the clipboard contents. */
public static void setClipboard(Object arg) {
// use JDK clipboard in 1.1 if it is a string
if (arg instanceof String) {
try {
Toolkit toolkit = Toolkit.getDefaultToolkit();
Clipboard cb = toolkit.getSystemClipboard();
StringSelection s = new StringSelection((String) arg);
cb.setContents(s, s);
} catch (Throwable t) {
// we're in Communicator or something again....
}
} else {
try {
Toolkit toolkit = Toolkit.getDefaultToolkit();
Clipboard cb = toolkit.getSystemClipboard();
StringSelection s = new StringSelection("");
cb.setContents(s, s);
} catch (Throwable t) {
// we're in Communicator or something again....
}
}
contents = arg;
}
public void toClipBoard() {
try {
Toolkit.getDefaultToolkit()
.getSystemClipboard()
.setContents(new StringSelection(PArray.cat(M)), null);
} catch (IllegalStateException e) {
JOptionPane.showConfirmDialog(
null,
"Copy to clipboard failed : " + e.getMessage(),
"Error",
JOptionPane.DEFAULT_OPTION,
JOptionPane.ERROR_MESSAGE);
}
}
private void dumpFlavorsOld(Transferable t) {
DataFlavor[] dfa = t.getTransferDataFlavors();
if (dfa != null) {
if (dfa.length == 0) {
JConfig.log().logVerboseDebug("Trying a second attack...");
try {
Clipboard sysClip = Toolkit.getDefaultToolkit().getSystemClipboard();
Transferable t2 = sysClip.getContents(null);
StringBuffer stBuff;
stBuff = getTransferData(t2);
JConfig.log().logVerboseDebug("Check out: " + stBuff);
} catch (Exception e) {
JConfig.log().handleException("Caught: " + e, e);
}
JConfig.log().logVerboseDebug("Done trying a second attack...");
}
}
dumpDataFlavors(dfa);
}
public void run(String arg) {
Frame[] niframes = WindowManager.getNonImageWindows();
String[] titles = new String[niframes.length + 1];
for (int i = 0; i < niframes.length; i++) {
titles[i] = niframes[i].getTitle();
}
titles[niframes.length] = "Clipboard";
GenericDialog gd = new GenericDialog("Windows");
boolean importfile = false;
gd.addCheckbox("Import from file?", importfile);
gd.addChoice("Windows", titles, titles[0]);
boolean hasxvals = false;
gd.addCheckbox("X Vals Column?", hasxvals);
boolean multix = false;
gd.addCheckbox("Multi_X_Columns?", multix);
boolean skipendzeros = false;
gd.addCheckbox("Skip_end_zeros?", skipendzeros);
String[] delimiters = {"Tab", "Comma", "Space"};
gd.addChoice("Delimiter", delimiters, delimiters[0]);
gd.showDialog();
if (gd.wasCanceled()) {
return;
}
importfile = gd.getNextBoolean();
int index = gd.getNextChoiceIndex();
hasxvals = gd.getNextBoolean();
multix = gd.getNextBoolean();
skipendzeros = gd.getNextBoolean();
int delimindex = gd.getNextChoiceIndex();
if (multix) hasxvals = true;
String textdata = "";
if (importfile) {
OpenDialog od = new OpenDialog("Open File", "", ".txt");
String directory = od.getDirectory();
String name = od.getFileName();
if (name == null) {
return;
}
try {
File infile = new File(directory + name);
BufferedReader b = new BufferedReader(new FileReader(infile));
textdata = (new jdataio()).readstringfile(b);
b.close();
} catch (IOException e) {
return;
}
} else {
if (index == niframes.length) {
// here we get the data from the clipboard
Transferable t = Toolkit.getDefaultToolkit().getSystemClipboard().getContents(null);
try {
if (t != null && t.isDataFlavorSupported(DataFlavor.stringFlavor)) {
textdata = (String) t.getTransferData(DataFlavor.stringFlavor);
}
} catch (UnsupportedFlavorException e) {
} catch (IOException e) {
}
if (textdata.equals("")) {
IJ.error("Error copying from clipboard.");
return;
}
} else {
if (niframes[index] instanceof Editor) {
Editor tw = (Editor) niframes[index];
textdata = tw.getText();
} else {
if (niframes[index] instanceof TextWindow) {
TextWindow tw = (TextWindow) niframes[index];
textdata = tw.getTextPanel().getText();
} else {
IJ.showMessage("Not a valid text window");
return;
}
}
}
}
if (textdata == null) {
IJ.showMessage("Error in Obtaining String");
return;
}
if (textdata.indexOf("\r") >= 0) {
textdata = textdata.replace('\r', '\n');
}
char[] delims = {'\t', ',', ' '};
delimit_string ds = new delimit_string(delims[delimindex]);
String[] rows = ds.getrows(textdata);
int lines = rows.length;
int columns = ds.getnumcolumns(rows[0]);
int ycolumns = columns;
if (hasxvals) {
if (multix) {
ycolumns /= 2;
} else {
ycolumns--;
}
}
if (multix) {
float[][] ydata = new float[ycolumns][lines];
float[][] xdata = new float[ycolumns][lines];
for (int i = 0; i < lines; i++) {
float[] temp = ds.delim2float(rows[i], columns);
for (int j = 0; j < ycolumns; j++) {
ydata[j][i] = temp[2 * j + 1];
xdata[j][i] = temp[2 * j];
}
}
int[] npts = new int[ycolumns];
for (int i = 0; i < ycolumns; i++) {
npts[i] = lines;
}
if (skipendzeros) {
for (int i = 0; i < ycolumns; i++) {
int counter = lines - 1;
while ((xdata[i][counter] == 0.0f || Float.isNaN(xdata[i][counter])) && counter > 0) {
xdata[i][counter] = 0.0f;
ydata[i][counter] = 0.0f;
npts[i]--;
counter--;
}
}
}
(new PlotWindow4("Text Plot", "x", "y", xdata, ydata, npts)).draw();
} else {
float[][] tempydata = new float[ycolumns][lines];
float[] tempxdata = new float[lines];
float[][] xdata = null;
float[][] ydata = null;
int startcolumn = 0;
if (hasxvals) startcolumn = 1;
for (int i = 0; i < lines; i++) {
float[] temp = ds.delim2float(rows[i], columns);
if (hasxvals) {
tempxdata[i] = temp[0];
} else {
tempxdata[i] = (float) (i + 1);
}
for (int j = 0; j < ycolumns; j++) {
tempydata[j][i] = temp[j + startcolumn];
}
}
int[] npts = new int[ycolumns];
npts[0] = lines;
if (skipendzeros) {
int maxpts = 0;
for (int i = 0; i < ycolumns; i++) {
int counter = lines - 1;
npts[i] = lines;
while ((tempydata[i][counter] == 0.0f || Float.isNaN(tempydata[i][counter]))
&& counter > 0) {
npts[i]--;
counter--;
}
if (npts[i] > maxpts) maxpts = npts[i];
IJ.log("" + npts[i]);
}
ydata = new float[ycolumns][maxpts];
xdata = new float[ycolumns][maxpts];
for (int i = 0; i < ycolumns; i++) {
// npts[i]=npts[0];
System.arraycopy(tempxdata, 0, xdata[i], 0, npts[i]);
System.arraycopy(tempydata[i], 0, ydata[i], 0, npts[i]);
}
} else {
ydata = tempydata;
xdata = new float[ycolumns][];
for (int i = 0; i < ycolumns; i++) {
npts[i] = npts[0];
xdata[i] = tempxdata.clone();
}
}
(new PlotWindow4("Text Plot", "x", "y", xdata, ydata, npts)).draw();
}
}
public void drop(DropTargetDropEvent dtde) {
Transferable t = dtde.getTransferable();
StringBuffer dropData = null;
DataFlavor dtf;
JConfig.log().logVerboseDebug("Dropping!");
if (t.getTransferDataFlavors().length == 0) {
Clipboard sysClip = Toolkit.getDefaultToolkit().getSystemClipboard();
Transferable t2 = sysClip.getContents(null);
DataFlavor[] dfa2;
int j;
JConfig.log().logDebug("Dropped 0 data flavors, trying clipboard.");
dfa2 = null;
if (t2 != null) {
JConfig.log().logVerboseDebug("t2 is not null: " + t2);
dfa2 = t2.getTransferDataFlavors();
JConfig.log().logVerboseDebug("Back from getTransferDataFlavors()!");
} else {
JConfig.log().logVerboseDebug("t2 is null!");
}
if (JConfig.queryConfiguration("debug.uber", "false").equals("true")) {
if (dfa2 != null) {
if (dfa2.length == 0) {
JConfig.log().logVerboseDebug("Length is still zero!");
}
for (j = 0; j < dfa2.length; j++) {
JConfig.log()
.logVerboseDebug("Flavah " + j + " == " + dfa2[j].getHumanPresentableName());
JConfig.log().logVerboseDebug("Flavah/mime " + j + " == " + dfa2[j].getMimeType());
}
} else {
JConfig.log().logVerboseDebug("Flavahs supported: none!\n");
}
}
}
if (JConfig.queryConfiguration("debug.uber", "false").equals("true") && JConfig.debugging)
dumpFlavorsOld(t);
dtf = testAllFlavors(t);
if (dtf != null) {
JConfig.log().logVerboseDebug("Accepting!");
acceptDrop(dtde);
dropData = getTransferData(t);
dtde.dropComplete(true);
dtde.getDropTargetContext().dropComplete(true);
if (dropData != null) {
if (handler != null) {
handler.receiveDropString(dropData);
}
}
} else {
JConfig.log().logVerboseDebug("Rejecting!");
dtde.rejectDrop();
handler.receiveDropString(dropData);
}
}
/**
* Paste the contents of the clipboard into the console buffer
*
* @return true if clipboard contents pasted
*/
public boolean paste() throws IOException {
Clipboard clipboard;
try { // May throw ugly exception on system without X
clipboard = Toolkit.getDefaultToolkit().getSystemClipboard();
} catch (Exception e) {
return false;
}
if (clipboard == null) {
return false;
}
Transferable transferable = clipboard.getContents(null);
if (transferable == null) {
return false;
}
try {
Object content = transferable.getTransferData(DataFlavor.plainTextFlavor);
/*
* This fix was suggested in bug #1060649 at
* http://sourceforge.net/tracker/index.php?func=detail&aid=1060649&group_id=64033&atid=506056
* to get around the deprecated DataFlavor.plainTextFlavor, but it
* raises a UnsupportedFlavorException on Mac OS X
*/
if (content == null) {
try {
content = new DataFlavor().getReaderForText(transferable);
} catch (Exception e) {
}
}
if (content == null) {
return false;
}
String value;
if (content instanceof Reader) {
// TODO: we might want instead connect to the input stream
// so we can interpret individual lines
value = "";
String line = null;
for (BufferedReader read = new BufferedReader((Reader) content);
(line = read.readLine()) != null; ) {
if (value.length() > 0) {
value += "\n";
}
value += line;
}
} else {
value = content.toString();
}
if (value == null) {
return true;
}
putString(value);
return true;
} catch (UnsupportedFlavorException ufe) {
if (debugger != null) debug(ufe + "");
return false;
}
}
/**
* This class provides static layout and paint helper methods which are used all over the GUI.
*
* @author BaseX Team 2005-16, BSD License
* @author Christian Gruen
*/
public final class BaseXLayout {
/** Desktop hints. */
private static final Map<?, ?> HINTS =
(Map<?, ?>) Toolkit.getDefaultToolkit().getDesktopProperty("awt.font.desktophints");
/** Flag for adding rendering hints. */
private static boolean hints = true;
/** Shortcut string for meta key. */
private static final String META =
Toolkit.getDefaultToolkit().getMenuShortcutKeyMask() == InputEvent.META_MASK
? "meta"
: "ctrl";
/** Key listener for global shortcuts. */
private static KeyAdapter keys;
/** Private constructor. */
private BaseXLayout() {}
/**
* Sets the help text for the specified component.
*
* @param cont input container
*/
static void focus(final Component cont) {
final GUI gui = gui(cont);
if (gui == null) return;
if (gui.gopts.get(GUIOptions.MOUSEFOCUS) && cont.isEnabled()) cont.requestFocusInWindow();
}
/**
* Set desktop hints (not supported by all platforms).
*
* @param g graphics reference
*/
public static void hints(final Graphics g) {
if (HINTS != null && hints) {
try {
((Graphics2D) g).addRenderingHints(HINTS);
} catch (final Exception ex) {
Util.stack(ex);
hints = false;
}
}
}
/**
* Activates graphics anti-aliasing.
*
* @param g graphics reference
* @return graphics reference
*/
public static Graphics2D antiAlias(final Graphics g) {
final Graphics2D g2 = (Graphics2D) g;
g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
return g2;
}
/**
* Returns the GUI reference of the specified container.
*
* @param cont input container
* @return gui
*/
private static GUI gui(final Component cont) {
final Container c = cont.getParent();
return c == null || c instanceof GUI ? (GUI) c : gui(c);
}
/**
* Sets the scaled component width, adopting the original component height.
*
* @param comp component
* @param w width
*/
public static void setWidth(final Component comp, final int w) {
comp.setPreferredSize(new Dimension((int) (w * scale), comp.getPreferredSize().height));
}
/**
* Sets the scaled component height, adopting the original component width.
*
* @param comp component
* @param h height
*/
public static void setHeight(final Component comp, final int h) {
comp.setPreferredSize(new Dimension(comp.getPreferredSize().width, (int) (h * scale)));
}
/**
* Returns a border with the specified insets.
*
* @param t top distance
* @param l left distance
* @param b bottom distance
* @param r right distance
* @return border
*/
public static EmptyBorder border(final int t, final int l, final int b, final int r) {
return new EmptyBorder(
(int) (t * ascale), (int) (l * ascale), (int) (b * ascale), (int) (r * ascale));
}
/**
* Adds drag and drop functionality.
*
* @param comp component
* @param dnd drag and drop handler
*/
public static void addDrop(final JComponent comp, final DropHandler dnd) {
comp.setDropTarget(
new DropTarget(comp, DnDConstants.ACTION_COPY_OR_MOVE, null, true, null) {
@Override
public synchronized void drop(final DropTargetDropEvent dtde) {
dtde.acceptDrop(DnDConstants.ACTION_COPY_OR_MOVE);
final Transferable tr = dtde.getTransferable();
for (final Object o : contents(tr)) dnd.drop(o);
comp.requestFocusInWindow();
}
});
}
/**
* Returns a keystroke for the specified string.
*
* @param cmd command
* @return keystroke
*/
public static KeyStroke keyStroke(final GUICommand cmd) {
final Object sc = cmd.shortcuts();
if (sc == null) return null;
final String scut;
if (sc instanceof BaseXKeys[]) {
final BaseXKeys[] scs = (BaseXKeys[]) sc;
if (scs.length == 0) return null;
scut = scs[0].shortCut();
} else {
scut = Util.info(sc, META);
}
final KeyStroke ks = KeyStroke.getKeyStroke(scut);
if (ks == null) Util.errln("Could not assign shortcut: " + sc + " / " + scut);
return ks;
}
/**
* Sets a mnemomic for the specified button.
*
* @param b button
* @param mnem mnemonics that have already been assigned
*/
public static void setMnemonic(final AbstractButton b, final StringBuilder mnem) {
// do not set mnemonics for Mac! Alt+key used for special characters.
if (Prop.MAC) return;
// find and assign unused mnemomic
final String label = b.getText();
final int ll = label.length();
for (int l = 0; l < ll; l++) {
final char ch = Character.toLowerCase(label.charAt(l));
if (!letter(ch) || mnem.indexOf(Character.toString(ch)) != -1) continue;
b.setMnemonic(ch);
mnem.append(ch);
break;
}
}
/**
* Returns the contents of the specified transferable.
*
* @param tr transferable
* @return contents
*/
@SuppressWarnings("unchecked")
public static ArrayList<Object> contents(final Transferable tr) {
final ArrayList<Object> list = new ArrayList<>();
try {
if (tr.isDataFlavorSupported(DataFlavor.javaFileListFlavor)) {
for (final File fl : (List<File>) tr.getTransferData(DataFlavor.javaFileListFlavor))
list.add(fl);
} else if (tr.isDataFlavorSupported(DataFlavor.stringFlavor)) {
list.add(tr.getTransferData(DataFlavor.stringFlavor));
}
} catch (final Exception ex) {
Util.stack(ex);
}
return list;
}
/**
* Copies the specified string to the clipboard.
*
* @param text text
*/
public static void copy(final String text) {
Toolkit.getDefaultToolkit().getSystemClipboard().setContents(new StringSelection(text), null);
}
/**
* Drag and drop handler.
*
* @author BaseX Team 2005-16, BSD License
* @author Christian Gruen
*/
public interface DropHandler {
/**
* Drops a file.
*
* @param obj object to be dropped
*/
void drop(final Object obj);
}
/**
* Adds default interactions to the specified component.
*
* @param comp component
* @param win parent window
*/
public static void addInteraction(final Component comp, final Window win) {
comp.addMouseListener(
new MouseAdapter() {
@Override
public void mouseEntered(final MouseEvent e) {
focus(comp);
}
});
if (win instanceof BaseXDialog) {
// add default keys
final BaseXDialog d = (BaseXDialog) win;
comp.addKeyListener(
new KeyAdapter() {
@Override
public void keyPressed(final KeyEvent e) {
final Object s = e.getSource();
if (s instanceof BaseXCombo && ((BaseXCombo) s).isPopupVisible()) return;
// do not key close dialog if button or editor is focused
if (ENTER.is(e) && !(s instanceof BaseXButton || s instanceof TextPanel)) {
d.close();
} else if (ESCAPE.is(e)) {
// do not cancel dialog if search bar is opened
boolean close = true;
if (s instanceof TextPanel) {
final SearchBar bar = ((TextPanel) s).getSearch();
close = bar == null || !bar.deactivate(true);
}
if (close) d.cancel();
}
}
});
return;
}
if (win instanceof GUI) {
comp.addKeyListener(globalShortcuts((GUI) win));
} else {
throw Util.notExpected("Reference to main window expected.");
}
}
/**
* Returns or creates a new key listener for global shortcuts.
*
* @param gui gui reference
* @return key listener
*/
private static KeyAdapter globalShortcuts(final GUI gui) {
if (keys == null) {
keys =
new KeyAdapter() {
@Override
public void keyPressed(final KeyEvent e) {
// browse back/forward
if (gui.context.data() != null) {
if (GOBACK.is(e)) {
GUIMenuCmd.C_GOBACK.execute(gui);
} else if (GOFORWARD.is(e)) {
GUIMenuCmd.C_GOFORWARD.execute(gui);
} else if (GOUP.is(e)) {
GUIMenuCmd.C_GOUP.execute(gui);
} else if (GOHOME.is(e)) {
GUIMenuCmd.C_GOHOME.execute(gui);
}
}
// jump to input bar
if (INPUTBAR.is(e)) gui.input.requestFocusInWindow();
// change font size
final int fs = gui.gopts.get(GUIOptions.FONTSIZE);
int nfs = fs;
if (INCFONT1.is(e) || INCFONT2.is(e)) {
nfs = fs + 1;
} else if (DECFONT.is(e)) {
nfs = Math.max(1, fs - 1);
} else if (NORMFONT.is(e)) {
nfs = 13;
}
if (fs != nfs) {
gui.gopts.set(GUIOptions.FONTSIZE, nfs);
gui.updateLayout();
}
}
};
}
return keys;
}
/**
* Adds human readable shortcuts to the specified string.
*
* @param str text of tooltip
* @param sc shortcut
* @return tooltip
*/
public static String addShortcut(final String str, final String sc) {
if (sc == null || str == null) return str;
final StringBuilder sb = new StringBuilder();
for (final String s : sc.split(" ")) {
String t = "%".equals(s) ? Prop.MAC ? "meta" : "control" : s;
if (t.length() != 1) t = Toolkit.getProperty("AWT." + t.toLowerCase(Locale.ENGLISH), t);
sb.append('+').append(t);
}
return str + " (" + sb.substring(1) + ')';
}
/**
* Returns the value of the specified pre value and attribute.
*
* @param val value to be evaluated
* @return value as string
*/
public static String value(final double val) {
return string(chopNumber(token(val)));
}
/**
* Draws a colored cell.
*
* @param g graphics reference
* @param xs horizontal start position
* @param xe horizontal end position
* @param ys vertical start position
* @param ye vertical end position
* @param focus highlighting flag
*/
public static void drawCell(
final Graphics g,
final int xs,
final int xe,
final int ys,
final int ye,
final boolean focus) {
g.setColor(gray);
g.drawRect(xs, ys, xe - xs - 1, ye - ys - 1);
g.setColor(BACK);
g.drawRect(xs + 1, ys + 1, xe - xs - 3, ye - ys - 3);
g.setColor(focus ? lgray : BACK);
g.fillRect(xs + 1, ys + 1, xe - xs - 2, ye - ys - 2);
}
/**
* Draws a centered string to the panel.
*
* @param g graphics reference
* @param text text to be painted
* @param w panel width
* @param y vertical position
*/
public static void drawCenter(final Graphics g, final String text, final int w, final int y) {
g.drawString(text, (w - width(g, text)) / 2, y);
}
/**
* Draws a visualization tooltip.
*
* @param g graphics reference
* @param tt tooltip label
* @param x horizontal position
* @param y vertical position
* @param w width
* @param c color color depth
*/
public static void drawTooltip(
final Graphics g, final String tt, final int x, final int y, final int w, final int c) {
final int tw = width(g, tt);
final int th = g.getFontMetrics().getHeight();
final int xx = Math.min(w - tw - 8, x);
g.setColor(color(c));
g.fillRect(xx - 1, y - th, tw + 4, th);
g.setColor(BACK);
g.drawString(tt, xx, y - 4);
}
/**
* Returns the width of the specified text.
*
* @param g graphics reference
* @param s string to be evaluated
* @return string width
*/
public static int width(final Graphics g, final String s) {
return g.getFontMetrics().stringWidth(s);
}
/**
* Draws the specified string.
*
* @param g graphics reference
* @param s text
* @param x x coordinate
* @param y y coordinate
* @param w width
* @param fs font size
*/
public static void chopString(
final Graphics g, final byte[] s, final int x, final int y, final int w, final int fs) {
if (w < 12) return;
final int[] cw = fontWidths(g.getFont());
int j = s.length;
try {
int l = 0;
int fw = 0;
for (int k = 0; k < j; k += l) {
final int ww = width(g, cw, cp(s, k));
if (fw + ww >= w - 4) {
j = Math.max(1, k - l);
if (k > 1) fw -= width(g, cw, cp(s, k - 1));
g.drawString("..", x + fw, y + fs);
break;
}
fw += ww;
l = cl(s, k);
}
} catch (final Exception ex) {
Util.debug(ex);
}
g.drawString(string(s, 0, j), x, y + fs);
}
/**
* Returns the width of the specified text. Cached font widths are used to speed up calculation.
*
* @param g graphics reference
* @param s string to be evaluated
* @return string width
*/
public static int width(final Graphics g, final byte[] s) {
final int[] cw = fontWidths(g.getFont());
final int l = s.length;
int fw = 0;
try {
// ignore faulty character sets
for (int k = 0; k < l; k += cl(s, k)) fw += width(g, cw, cp(s, k));
} catch (final Exception ex) {
Util.debug(ex);
}
return fw;
}
/**
* Returns the character width of the specified character.
*
* @param g graphics reference
* @param cw array with character widths
* @param c character
* @return character width
*/
public static int width(final Graphics g, final int[] cw, final int c) {
return c >= cw.length ? g.getFontMetrics().charWidth(c) : cw[c];
}
}
public static void setClipboardText(String text) {
Toolkit.getDefaultToolkit().getSystemClipboard().setContents(new StringSelection(text), null);
}
public void actionPerformed(ActionEvent e) {
if (isDirectorySelected()) {
File dir = getDirectory();
if (dir != null) {
try {
// Strip trailing ".."
dir = ShellFolder.getNormalizedFile(dir);
} catch (IOException ex) {
// Ok, use f as is
}
changeDirectory(dir);
return;
}
}
JFileChooser chooser = getFileChooser();
String filename = getFileName();
FileSystemView fs = chooser.getFileSystemView();
File dir = chooser.getCurrentDirectory();
if (filename != null) {
// Remove whitespaces from end of filename
int i = filename.length() - 1;
while (i >= 0 && filename.charAt(i) <= ' ') {
i--;
}
filename = filename.substring(0, i + 1);
}
if (filename == null || filename.length() == 0) {
// no file selected, multiple selection off, therefore cancel the approve action
resetGlobFilter();
return;
}
File selectedFile = null;
File[] selectedFiles = null;
// Unix: Resolve '~' to user's home directory
if (File.separatorChar == '/') {
if (filename.startsWith("~/")) {
filename = System.getProperty("user.home") + filename.substring(1);
} else if (filename.equals("~")) {
filename = System.getProperty("user.home");
}
}
if (chooser.isMultiSelectionEnabled()
&& filename.length() > 1
&& filename.charAt(0) == '"'
&& filename.charAt(filename.length() - 1) == '"') {
List<File> fList = new ArrayList<File>();
String[] files = filename.substring(1, filename.length() - 1).split("\" \"");
// Optimize searching files by names in "children" array
Arrays.sort(files);
File[] children = null;
int childIndex = 0;
for (String str : files) {
File file = fs.createFileObject(str);
if (!file.isAbsolute()) {
if (children == null) {
children = fs.getFiles(dir, false);
Arrays.sort(children);
}
for (int k = 0; k < children.length; k++) {
int l = (childIndex + k) % children.length;
if (children[l].getName().equals(str)) {
file = children[l];
childIndex = l + 1;
break;
}
}
}
fList.add(file);
}
if (!fList.isEmpty()) {
selectedFiles = fList.toArray(new File[fList.size()]);
}
resetGlobFilter();
} else {
selectedFile = fs.createFileObject(filename);
if (!selectedFile.isAbsolute()) {
selectedFile = fs.getChild(dir, filename);
}
// check for wildcard pattern
FileFilter currentFilter = chooser.getFileFilter();
if (!selectedFile.exists() && isGlobPattern(filename)) {
changeDirectory(selectedFile.getParentFile());
if (globFilter == null) {
globFilter = new GlobFilter();
}
try {
globFilter.setPattern(selectedFile.getName());
if (!(currentFilter instanceof GlobFilter)) {
actualFileFilter = currentFilter;
}
chooser.setFileFilter(null);
chooser.setFileFilter(globFilter);
return;
} catch (PatternSyntaxException pse) {
// Not a valid glob pattern. Abandon filter.
}
}
resetGlobFilter();
// Check for directory change action
boolean isDir = (selectedFile != null && selectedFile.isDirectory());
boolean isTrav = (selectedFile != null && chooser.isTraversable(selectedFile));
boolean isDirSelEnabled = chooser.isDirectorySelectionEnabled();
boolean isFileSelEnabled = chooser.isFileSelectionEnabled();
boolean isCtrl =
(e != null
&& (e.getModifiers() & Toolkit.getDefaultToolkit().getMenuShortcutKeyMask()) != 0);
if (isDir && isTrav && (isCtrl || !isDirSelEnabled)) {
changeDirectory(selectedFile);
return;
} else if ((isDir || !isFileSelEnabled)
&& (!isDir || !isDirSelEnabled)
&& (!isDirSelEnabled || selectedFile.exists())) {
selectedFile = null;
}
}
if (selectedFiles != null || selectedFile != null) {
if (selectedFiles != null || chooser.isMultiSelectionEnabled()) {
if (selectedFiles == null) {
selectedFiles = new File[] {selectedFile};
}
chooser.setSelectedFiles(selectedFiles);
// Do it again. This is a fix for bug 4949273 to force the
// selected value in case the ListSelectionModel clears it
// for non-existing file names.
chooser.setSelectedFiles(selectedFiles);
} else {
chooser.setSelectedFile(selectedFile);
}
chooser.approveSelection();
} else {
if (chooser.isMultiSelectionEnabled()) {
chooser.setSelectedFiles(null);
} else {
chooser.setSelectedFile(null);
}
chooser.cancelSelection();
}
}
public void copySelection() {
Toolkit.getDefaultToolkit()
.getSystemClipboard()
.setContents(new StringSelection(getSelectedText()), this);
}
public void beep() {
if (mySettingsProvider.audibleBell()) {
Toolkit.getDefaultToolkit().beep();
}
}
void setUpClipboard() {
myClipboard = Toolkit.getDefaultToolkit().getSystemSelection();
if (myClipboard == null) {
myClipboard = Toolkit.getDefaultToolkit().getSystemClipboard();
}
}
public HtmlBlock(
int listNesting,
Color background,
RenderState parentRenderState,
boolean opaque,
HtmlParserContext pcontext,
FrameContext frameContext) {
this.frameContext = frameContext;
this.rblock = new RBlock(listNesting, parentRenderState, pcontext, frameContext, this, null);
this.setOpaque(opaque);
this.setBackground(background);
ActionListener actionListener =
new ActionListener() {
public void actionPerformed(ActionEvent e) {
String command = e.getActionCommand();
if ("copy".equals(command)) {
String selection = HtmlBlock.this.getSelectionText();
if (selection != null) {
Clipboard clipboard = Toolkit.getDefaultToolkit().getSystemClipboard();
clipboard.setContents(new StringSelection(selection), HtmlBlock.this);
}
}
}
};
this.registerKeyboardAction(
actionListener,
"copy",
KeyStroke.getKeyStroke(KeyEvent.VK_COPY, 0),
JComponent.WHEN_FOCUSED);
this.registerKeyboardAction(
actionListener,
"copy",
KeyStroke.getKeyStroke(KeyEvent.VK_C, Toolkit.getDefaultToolkit().getMenuShortcutKeyMask()),
JComponent.WHEN_FOCUSED);
this.addMouseListener(
new MouseListener() {
public void mouseClicked(MouseEvent e) {
onMouseClick(e);
}
public void mouseEntered(MouseEvent e) {}
public void mouseExited(MouseEvent e) {
onMouseExited(e);
}
public void mousePressed(MouseEvent e) {
onMousePressed(e);
}
public void mouseReleased(MouseEvent e) {
onMouseReleased(e);
}
});
this.addMouseMotionListener(
new MouseMotionListener() {
/* (non-Javadoc)
* @see java.awt.event.MouseMotionListener#mouseDragged(java.awt.event.MouseEvent)
*/
public void mouseDragged(MouseEvent e) {
onMouseDragged(e);
}
/* (non-Javadoc)
* @see java.awt.event.MouseMotionListener#mouseMoved(java.awt.event.MouseEvent)
*/
public void mouseMoved(MouseEvent arg0) {}
});
}