/**
* 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;
}
}
/**
* Move the cursor <i>where</i> characters, withough checking the current buffer.
*
* @see #where
* @param where the number of characters to move to the right or left.
*/
private final void moveInternal(final int where) throws IOException {
// debug ("move cursor " + where + " ("
// + buf.cursor + " => " + (buf.cursor + where) + ")");
buf.cursor += where;
char c;
if (where < 0) {
int len = 0;
for (int i = buf.cursor; i < buf.cursor - where; i++) {
if (buf.getBuffer().charAt(i) == '\t') len += TAB_WIDTH;
else len++;
}
char cbuf[] = new char[len];
Arrays.fill(cbuf, BACKSPACE);
out.write(cbuf);
return;
} else if (buf.cursor == 0) {
return;
} else if (mask != null) {
c = mask.charValue();
} else {
printCharacters(buf.buffer.substring(buf.cursor - where, buf.cursor).toCharArray());
return;
}
// null character mask: don't output anything
if (NULL_MASK.equals(mask)) {
return;
}
printCharacters(c, Math.abs(where));
}
/** Output the specified character, both to the buffer and the output stream. */
private final void putChar(final int c, final boolean print) throws IOException {
buf.write((char) c);
if (print) {
// no masking...
if (mask == null) {
printCharacter(c);
}
// null mask: don't print anything...
else if (mask.charValue() == 0) {;
}
// otherwise print the mask...
else {
printCharacter(mask.charValue());
}
drawBuffer();
}
}
/**
* Redraw the rest of the buffer from the cursor onwards. This is necessary for inserting text
* into the buffer.
*
* @param clear the number of characters to clear after the end of the buffer
*/
private final void drawBuffer(final int clear) throws IOException {
// debug ("drawBuffer: " + clear);
char[] chars = buf.buffer.substring(buf.cursor).toCharArray();
if (mask != null) Arrays.fill(chars, mask.charValue());
printCharacters(chars);
clearAhead(clear);
back(chars.length);
flushConsole();
}
private static boolean isMonospaced(FontMetrics fontMetrics) {
boolean isMonospaced = true;
int charWidth = -1;
for (int codePoint = 0; codePoint < 128; codePoint++) {
if (Character.isValidCodePoint(codePoint)) {
char character = (char) codePoint;
if (isWordCharacter(character)) {
int w = fontMetrics.charWidth(character);
if (charWidth != -1) {
if (w != charWidth) {
isMonospaced = false;
break;
}
} else {
charWidth = w;
}
}
}
}
return isMonospaced;
}
private static boolean isWordCharacter(char character) {
return Character.isLetterOrDigit(character);
}
private void doDoubleClick(MouseEvent evt, int line, int offset, int dot)
throws BadLocationException {
// Ignore empty lines
if (getLineLength(line) == 0) return;
try {
int bracket = TextUtilities.findMatchingBracket(document, Math.max(0, dot - 1));
if (bracket != -1) {
int mark = getMarkPosition();
// Hack
if (bracket > mark) {
bracket++;
mark--;
}
select(mark, bracket);
return;
}
} catch (BadLocationException bl) {
bl.printStackTrace();
}
// Ok, it's not a bracket... select the word
String lineText = getLineText(line);
char ch = lineText.charAt(Math.max(0, offset - 1));
String noWordSep = (String) document.getProperty("noWordSep");
if (noWordSep == null) noWordSep = "";
// If the user clicked on a non-letter char,
// we select the surrounding non-letters
boolean selectNoLetter = (!Character.isLetterOrDigit(ch) && noWordSep.indexOf(ch) == -1);
int wordStart = 0;
for (int i = offset - 1; i >= 0; i--) {
ch = lineText.charAt(i);
if (selectNoLetter ^ (!Character.isLetterOrDigit(ch) && noWordSep.indexOf(ch) == -1)) {
wordStart = i + 1;
break;
}
}
int wordEnd = lineText.length();
for (int i = offset; i < lineText.length(); i++) {
ch = lineText.charAt(i);
if (selectNoLetter ^ (!Character.isLetterOrDigit(ch) && noWordSep.indexOf(ch) == -1)) {
wordEnd = i;
break;
}
}
int lineStart = getLineStartOffset(line);
select(lineStart + wordStart, lineStart + wordEnd);
/*
String lineText = getLineText(line);
String noWordSep = (String)document.getProperty("noWordSep");
int wordStart = TextUtilities.findWordStart(lineText,offset,noWordSep);
int wordEnd = TextUtilities.findWordEnd(lineText,offset,noWordSep);
int lineStart = getLineStartOffset(line);
select(lineStart + wordStart,lineStart + wordEnd);
*/
}
/**
* Checks to see if the specified character is a delimiter. We consider a character a delimiter if
* it is anything but a letter or digit.
*
* @param c the character to test
* @return true if it is a delimiter
*/
private boolean isDelimiter(char c) {
return !Character.isLetterOrDigit(c);
}
public void setPattern(String globPattern) {
char[] gPat = globPattern.toCharArray();
char[] rPat = new char[gPat.length * 2];
boolean isWin32 = (File.separatorChar == '\\');
boolean inBrackets = false;
int j = 0;
this.globPattern = globPattern;
if (isWin32) {
// On windows, a pattern ending with *.* is equal to ending with *
int len = gPat.length;
if (globPattern.endsWith("*.*")) {
len -= 2;
}
for (int i = 0; i < len; i++) {
switch (gPat[i]) {
case '*':
rPat[j++] = '.';
rPat[j++] = '*';
break;
case '?':
rPat[j++] = '.';
break;
case '\\':
rPat[j++] = '\\';
rPat[j++] = '\\';
break;
default:
if ("+()^$.{}[]".indexOf(gPat[i]) >= 0) {
rPat[j++] = '\\';
}
rPat[j++] = gPat[i];
break;
}
}
} else {
for (int i = 0; i < gPat.length; i++) {
switch (gPat[i]) {
case '*':
if (!inBrackets) {
rPat[j++] = '.';
}
rPat[j++] = '*';
break;
case '?':
rPat[j++] = inBrackets ? '?' : '.';
break;
case '[':
inBrackets = true;
rPat[j++] = gPat[i];
if (i < gPat.length - 1) {
switch (gPat[i + 1]) {
case '!':
case '^':
rPat[j++] = '^';
i++;
break;
case ']':
rPat[j++] = gPat[++i];
break;
}
}
break;
case ']':
rPat[j++] = gPat[i];
inBrackets = false;
break;
case '\\':
if (i == 0 && gPat.length > 1 && gPat[1] == '~') {
rPat[j++] = gPat[++i];
} else {
rPat[j++] = '\\';
if (i < gPat.length - 1 && "*?[]".indexOf(gPat[i + 1]) >= 0) {
rPat[j++] = gPat[++i];
} else {
rPat[j++] = '\\';
}
}
break;
default:
// if ("+()|^$.{}<>".indexOf(gPat[i]) >= 0) {
if (!Character.isLetterOrDigit(gPat[i])) {
rPat[j++] = '\\';
}
rPat[j++] = gPat[i];
break;
}
}
}
this.pattern = Pattern.compile(new String(rPat, 0, j), Pattern.CASE_INSENSITIVE);
}
