/**
* Replaces text in the specified range with the replacement string.
*
* @param view The view
* @param buffer The buffer
* @param start The start offset
* @param end The end offset
* @return True if the operation was successful, false otherwise
*/
public static boolean replace(View view, Buffer buffer, int start, int end) {
if (!buffer.isEditable()) return false;
// component that will parent any dialog boxes
Component comp = SearchDialog.getSearchDialog(view);
if (comp == null) comp = view;
boolean smartCaseReplace = getSmartCaseReplace();
try {
buffer.beginCompoundEdit();
SearchMatcher matcher = getSearchMatcher();
if (matcher == null) return false;
initReplace();
int retVal = 0;
retVal += _replace(view, buffer, matcher, start, end, smartCaseReplace);
if (retVal != 0) return true;
} catch (Exception e) {
handleError(comp, e);
} finally {
buffer.endCompoundEdit();
}
return false;
} // }}}
/**
* insert text.
*
* <p>/** invokes an Action.
*
* @param view The view to run the script in.
* @param node The node item
* @param text The node content to be inserted.
*/
public static void insertText(View view, String text, XTreeNode node) {
CommandQueue queue = new CommandQueue();
ScriptContext context = new ScriptContext(view, node, queue);
Buffer buffer = view.getBuffer();
buffer.beginCompoundEdit();
InsertTextCommand.insertText(text, context);
buffer.endCompoundEdit();
}
/**
* runs an XInsertScript.
*
* @param view The view to run the script in.
* @param script The node content to be run as a script.
* @param node The node from where to start searching for variable substitutions
*/
public static void runXInsertScript(View view, String script, XTreeNode node) {
CommandQueue queue = new CommandQueue();
Buffer buffer = view.getBuffer();
buffer.beginCompoundEdit();
try {
char[] chars = script.toCharArray();
int start = 0;
for (int i = start; i < chars.length; i++) {
switch (chars[i]) {
case '{':
if (chars[i + 1] == '$'
|| chars[i + 1] == '@'
|| chars[i + 1] == '!'
|| chars[i + 1] == '%'
|| chars[i + 1] == '#'
|| chars[i + 1] == '*'
|| chars[i + 1] == '&') {
// Log.log(Log.DEBUG, XScripter.class, "Adding insert text (\"" + text + "\") command
// to queue");
// Insert the text between the last command and this one
String text = script.substring(start, i);
queue.add(new InsertTextCommand(text));
int j;
inner:
for (j = i; j < chars.length; j++) {
if (chars[j] == '}' && chars[j - 1] != '\\') { // If end of command
String cmd = script.substring(i + 1, j);
cmd = Utilities.replace(cmd, "\\}", "}");
queue.add(getCommand(view, node, cmd)); // Add this command to queue
break inner;
}
}
i = j; // set parsing to continue at the end of the command
start = j + 1; // set the start position for the next insert text command
}
break;
}
}
String remainder = script.substring(start, script.length());
queue.add(new InsertTextCommand(remainder)); // Insert the text left over
// Run commands in queue
ScriptContext context = new ScriptContext(view, node, queue);
queue.executeAll(context);
} catch (StringIndexOutOfBoundsException e) {
doError("Unknown", "Missing \"}\"");
return;
} catch (Exception e) {
doError("Unknown", "Syntax error in script - Execution Aborted", e);
return;
} finally {
buffer.endCompoundEdit();
}
} // }}}
/**
* Replaces all occurrences of the search string with the replacement string.
*
* @param view The view
* @param dontOpenChangedFiles Whether to open changed files or to autosave them quietly
* @return the number of modified files
*/
public static boolean replaceAll(View view, boolean dontOpenChangedFiles) {
// component that will parent any dialog boxes
Component comp = SearchDialog.getSearchDialog(view);
if (comp == null) comp = view;
if (fileset.getFileCount(view) == 0) {
GUIUtilities.error(comp, "empty-fileset", null);
return false;
}
record(view, "replaceAll(view)", true, true);
view.showWaitCursor();
boolean smartCaseReplace = getSmartCaseReplace();
int fileCount = 0;
int occurCount = 0;
try {
SearchMatcher matcher = getSearchMatcher();
if (matcher == null) return false;
initReplace();
String path = fileset.getFirstFile(view);
loop:
while (path != null) {
Buffer buffer = jEdit.openTemporary(view, null, path, false);
/* this is stupid and misleading.
* but 'path' is not used anywhere except
* the above line, and if this is done
* after the 'continue', then we will
* either hang, or be forced to duplicate
* it inside the buffer == null, or add
* a 'finally' clause. you decide which one's
* worse. */
path = fileset.getNextFile(view, path);
if (buffer == null) continue loop;
// Wait for buffer to finish loading
if (buffer.isPerformingIO()) VFSManager.waitForRequests();
if (!buffer.isEditable()) continue loop;
// Leave buffer in a consistent state if
// an error occurs
int retVal = 0;
try {
buffer.beginCompoundEdit();
retVal = _replace(view, buffer, matcher, 0, buffer.getLength(), smartCaseReplace);
} finally {
buffer.endCompoundEdit();
}
if (retVal != 0) {
fileCount++;
occurCount += retVal;
if (dontOpenChangedFiles) {
buffer.save(null, null);
} else {
jEdit.commitTemporary(buffer);
jEdit.getBufferSetManager().addBuffer(view, buffer);
}
}
}
} catch (Exception e) {
handleError(comp, e);
} finally {
view.hideWaitCursor();
}
/* Don't do this when playing a macro, cos it's annoying */
if (!BeanShell.isScriptRunning()) {
Object[] args = {Integer.valueOf(occurCount), Integer.valueOf(fileCount)};
view.getStatus().setMessageAndClear(jEdit.getProperty("view.status.replace-all", args));
if (occurCount == 0) view.getToolkit().beep();
}
return (fileCount != 0);
} // }}}
/**
* Replaces the current selection with the replacement string.
*
* @param view The view
* @return True if the operation was successful, false otherwise
*/
public static boolean replace(View view) {
// component that will parent any dialog boxes
Component comp = SearchDialog.getSearchDialog(view);
if (comp == null) comp = view;
JEditTextArea textArea = view.getTextArea();
Buffer buffer = view.getBuffer();
if (!buffer.isEditable()) return false;
boolean smartCaseReplace = getSmartCaseReplace();
Selection[] selection = textArea.getSelection();
if (selection.length == 0) {
view.getToolkit().beep();
return false;
}
record(view, "replace(view)", true, false);
// a little hack for reverse replace and find
int caret = textArea.getCaretPosition();
Selection s = textArea.getSelectionAtOffset(caret);
if (s != null) caret = s.getStart();
try {
buffer.beginCompoundEdit();
SearchMatcher matcher = getSearchMatcher();
if (matcher == null) return false;
initReplace();
int retVal = 0;
for (int i = 0; i < selection.length; i++) {
s = selection[i];
retVal += replaceInSelection(view, textArea, buffer, matcher, smartCaseReplace, s);
}
if (reverse) {
// so that Replace and Find continues from
// the right location
textArea.moveCaretPosition(caret);
} else {
s = textArea.getSelectionAtOffset(textArea.getCaretPosition());
if (s != null) textArea.moveCaretPosition(s.getEnd());
}
if (!BeanShell.isScriptRunning()) {
Object[] args = {Integer.valueOf(retVal), Integer.valueOf(1)};
view.getStatus().setMessageAndClear(jEdit.getProperty("view.status.replace-all", args));
}
if (retVal == 0) {
view.getToolkit().beep();
return false;
}
return true;
} catch (Exception e) {
handleError(comp, e);
} finally {
buffer.endCompoundEdit();
}
return false;
} // }}}