Examples with Search org.rstudio.studio.client.workbench.views.source.editors.text.ace.Search used on opensource projects

Example 1 with Search

use of org.rstudio.studio.client.workbench.views.source.editors.text.ace.Search in project rstudio by rstudio.

the class FindReplace method find.

private boolean find(FindType findType, boolean incremental) {
    String searchString = display_.getFindValue().getValue();
    if (searchString.length() == 0) {
        // out the searching string then return to the original position
        if (incremental && (incrementalSearchPosition_ != null))
            editor_.setSelectionRange(Range.fromPoints(incrementalSearchPosition_, incrementalSearchPosition_));
        return false;
    }
    boolean ignoreCase = !display_.getCaseSensitive().getValue();
    boolean regex = display_.getRegex().getValue();
    boolean wholeWord = display_.getWholeWord().getValue();
    boolean wrap = display_.getWrapSearch().getValue();
    // if we are searching in a selection then create a custom position
    // (based on the current selection) and range (based on the originally
    // saved selection range)
    Position position = null;
    Range range = null;
    if (display_.getInSelection().getValue() && (targetSelection_ != null)) {
        range = targetSelection_.getRange();
        if (findType == FindType.Forward) {
            Position selectionEnd = editor_.getSelectionEnd();
            if (selectionEnd.isBefore(range.getEnd()))
                position = selectionEnd;
        } else {
            Position selectionStart = editor_.getSelectionStart();
            if (selectionStart.isAfter(range.getStart()))
                position = selectionStart;
        }
    }
    // incremental start position then set it, otherwise clear it
    if (incremental) {
        if (incrementalSearchPosition_ == null) {
            if (position != null)
                incrementalSearchPosition_ = position;
            else
                incrementalSearchPosition_ = defaultForward_ ? editor_.getSelectionStart() : editor_.getSelectionEnd();
        }
        // incremental searches always continue searching from the
        // original search position
        position = incrementalSearchPosition_;
    } else {
        incrementalSearchPosition_ = null;
    }
    // do the search
    Search search = Search.create(searchString, findType != FindType.Forward, wrap, !ignoreCase, wholeWord, position, range, regex);
    try {
        Range resultRange = search.find(editor_.getSession());
        if (resultRange == null) {
            if (!incremental) {
                globalDisplay_.showMessage(GlobalDisplay.MSG_INFO, errorCaption_, "No more occurrences.");
            } else {
                editor_.collapseSelection(true);
            }
            return false;
        } else {
            editor_.revealRange(resultRange, false);
            return true;
        }
    } catch (Throwable e) {
        globalDisplay_.showMessage(GlobalDisplay.MSG_ERROR, errorCaption_, "Invalid search term.");
        return false;
    }
}