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Diffstat (limited to 'accessibility/workben/org/openoffice/accessibility/awb/view/text/TextEditDialog.java')
-rw-r--r-- | accessibility/workben/org/openoffice/accessibility/awb/view/text/TextEditDialog.java | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/accessibility/workben/org/openoffice/accessibility/awb/view/text/TextEditDialog.java b/accessibility/workben/org/openoffice/accessibility/awb/view/text/TextEditDialog.java new file mode 100644 index 000000000000..a8710cbad7cc --- /dev/null +++ b/accessibility/workben/org/openoffice/accessibility/awb/view/text/TextEditDialog.java @@ -0,0 +1,122 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +package org.openoffice.accessibility.awb.view.text; + +import javax.swing.text.JTextComponent; + +import com.sun.star.accessibility.XAccessibleContext; +import com.sun.star.accessibility.XAccessibleEditableText; +import com.sun.star.lang.IndexOutOfBoundsException; +import com.sun.star.uno.UnoRuntime; + + +class TextEditDialog + extends TextActionDialog +{ + public TextEditDialog ( + XAccessibleContext xContext, + String sExplanation, + String sTitle ) + { + super (xContext, sExplanation, sTitle); + } + + protected void Layout() + { + super.Layout(); + maText.setEditable (true); + } + + + /** edit the text */ + boolean EditableTextAction (XAccessibleEditableText xText) + { + return UpdateText (xText, maText.getText()); + } + + + /** update the text */ + boolean UpdateText (XAccessibleEditableText xText, String sNew) + { + boolean bResult = false; + + String sOld = xText.getText(); + + // false alarm? Early out if no change was done! + if ( ! sOld.equals (sNew)) + { + + // Get the minimum length of both strings. + int nMinLength = sOld.length(); + if (sNew.length() < nMinLength) + nMinLength = sNew.length(); + + // Count equal characters from front and end. + int nFront = 0; + while ((nFront < nMinLength) && + (sNew.charAt(nFront) == sOld.charAt(nFront))) + nFront++; + int nBack = 0; + while ((nBack < nMinLength) && + (sNew.charAt(sNew.length()-nBack-1) == + sOld.charAt(sOld.length()-nBack-1) )) + nBack++; + if (nFront + nBack > nMinLength) + nBack = nMinLength - nFront; + + // so... the first nFront and the last nBack characters are the + // same. Change the others! + String sDel = sOld.substring (nFront, sOld.length() - nBack); + String sIns = sNew.substring (nFront, sNew.length() - nBack); + + System.out.println ("edit text: " + + sOld.substring(0, nFront) + + " [ " + sDel + " -> " + sIns + " ] " + + sOld.substring(sOld.length() - nBack)); + + try + { + // edit the text, and use + // (set|insert|delete|replace)Text as needed + if( nFront+nBack == 0 ) + bResult = xText.setText( sIns ); + else if( sDel.length() == 0 ) + bResult = xText.insertText( sIns, nFront ); + else if( sIns.length() == 0 ) + bResult = xText.deleteText( nFront, sOld.length()-nBack ); + else + bResult = xText.replaceText(nFront, sOld.length()-nBack,sIns); + } + catch( IndexOutOfBoundsException aException) + { + } + } + + return bResult; + } +} |