AOO410/main/scripting/examples/beanshell/Capitalise/capitalise.bsh

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// Change the case of a selection, or current word from upper case, 
// to first char upper case, to all lower case to upper case...
import com.sun.star.uno.UnoRuntime;
import com.sun.star.frame.XModel;
import com.sun.star.view.XSelectionSupplier;
import com.sun.star.container.XIndexAccess;
import com.sun.star.text.XText;
import com.sun.star.text.XTextRange;
import com.sun.star.text.XWordCursor;
import com.sun.star.script.provider.XScriptContext;

// return the new string based on the string passed in 
String getNewString( theString ) {
    String newString;
    if(theString==null || theString.length()==0) {
        return newString;
    }
    // should we tokenize on "."?
    if(Character.isUpperCase(theString.charAt(0)) && theString.length()>=2 && Character.isUpperCase(theString.charAt(1))) { // first two chars are UC => first UC, rest LC
        newString=theString.substring(0,1).toUpperCase()+theString.substring(1).toLowerCase();
    } else if (Character.isUpperCase(theString.charAt(0))) { // first char UC => all to LC
        newString=theString.toLowerCase();
    } else { // all to UC.
        newString=theString.toUpperCase();
    }
    return newString;
}

//the method that does the work
void capitalise() {

    // get the number of regions selected
    count = xIndexAccess.getCount();
    if(count>=1) { //ie we have a selection
        for(i=0;i<count;i++) {
            // get the i-th region selected
            xTextRange = (XTextRange)
                UnoRuntime.queryInterface(XTextRange.class, xIndexAccess.getByIndex(i));
            System.out.println("string: "+xTextRange.getString());
            // get the selected string
            theString = xTextRange.getString();
            if(theString.length()==0) {
                // sadly we can have a selection where nothing is selected
                // in this case we get the XWordCursor and make a selection!
                xText = (XText)
                    UnoRuntime.queryInterface(XText.class, xTextRange.getText());
                xWordCursor = (XWordCursor)
                    UnoRuntime.queryInterface(XWordCursor.class, xText.createTextCursorByRange(xTextRange));
                // move the Word cursor to the start of the word if its not
                // already there
                if(!xWordCursor.isStartOfWord()) {
                    xWordCursor.gotoStartOfWord(false);
                }
                // move the cursor to the next word, selecting all chars
                // in between
                xWordCursor.gotoNextWord(true);
                // get the selected string
                theString = xWordCursor.getString();
                // get the new string 
                newString = getNewString(theString);
                if(newString!=null) {
                    // set the new string 
                    xWordCursor.setString(newString);
                    // keep the current selection
                    xSelectionSupplier.select(xWordCursor);
                }
            } else {
                newString = getNewString( theString );
                if(newString!=null) {
                    // set the new string 
                    xTextRange.setString(newString);
                    // keep the current selection
                    xSelectionSupplier.select(xTextRange);
                }
            }
            
        }
    }
}

// The XSCRIPTCONTEXT variable is of type XScriptContext and is available to
// all BeanShell scripts executed by the Script Framework
xModel = (XModel)
    UnoRuntime.queryInterface(XModel.class, XSCRIPTCONTEXT.getDocument());
//the writer controller impl supports the css.view.XSelectionSupplier interface
xSelectionSupplier = (XSelectionSupplier)
    UnoRuntime.queryInterface(XSelectionSupplier.class, xModel.getCurrentController());
//see section 7.5.1 of developers' guide
xIndexAccess = (XIndexAccess)
    UnoRuntime.queryInterface(XIndexAccess.class, xSelectionSupplier.getSelection());

//call the method that does the work
capitalise();
return 0;