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Diffstat (limited to 'toolkit/test/accessibility/TextUpdateListener.java')
| -rw-r--r-- | toolkit/test/accessibility/TextUpdateListener.java | 170 |
1 files changed, 0 insertions, 170 deletions
diff --git a/toolkit/test/accessibility/TextUpdateListener.java b/toolkit/test/accessibility/TextUpdateListener.java deleted file mode 100644 index 02a0e7f0b16e..000000000000 --- a/toolkit/test/accessibility/TextUpdateListener.java +++ /dev/null @@ -1,170 +0,0 @@ -import drafts.com.sun.star.accessibility.*; -import com.sun.star.uno.UnoRuntime; - -import javax.swing.tree.*; -import javax.swing.event.*; - - - -/** listen to tree model changes in order to update XAccessibleText objects -*/ -class TextUpdateListener implements TreeModelListener -{ - public void treeNodesChanged(TreeModelEvent e) - { - try { - // if the change is to the first child of a DefaultMutableTreeNode - // with an XAccessibleText child, then we call updateText - int[] aIndices = e.getChildIndices(); - if( (aIndices != null) && - (aIndices.length > 0) ) - { - // we have a parent... lets check for XAccessibleText then - DefaultMutableTreeNode aParent = (DefaultMutableTreeNode) - (e.getTreePath().getLastPathComponent()); - DefaultMutableTreeNode aNode = (DefaultMutableTreeNode) - (aParent.getChildAt(aIndices[0])); - if( aParent.getUserObject() instanceof XAccessibleText) - { - // aha! we have an xText. So we can now check for - // the various cases we support - XAccessibleText xText = - (XAccessibleText)aParent.getUserObject(); - - if( aIndices[0] == 0 ) - { - // first child! Then we call updateText - updateText( xText, aNode.toString() ); - } - else - { - // JDK 1.4: - // // check for pattern "Selection:" - // Matcher m = Pattern.compile( - // "selection: \\[(-?[0-9]+),(-?[0-9]+)\\] \".*" ). - // matcher( aNode.toString() ); - // if( m.matches() ) - // { - // try - // { - // // aha! Selection: - // setSelection( xText, - // Integer.parseInt(m.group(1)), - // Integer.parseInt(m.group(2)) ); - // } - // catch( NumberFormatException f ) - // { - // // ignore - // } - // } - } - } - } - } - catch (com.sun.star.lang.IndexOutOfBoundsException aException) - {} - } - - // don't care: - public void treeNodesInserted(TreeModelEvent e) { ; } - public void treeNodesRemoved(TreeModelEvent e) { ; } - public void treeStructureChanged(TreeModelEvent e) { ; } - - /** update the text */ - boolean updateText( XAccessibleText xText, String sNew ) - throws com.sun.star.lang.IndexOutOfBoundsException - { - // is this text editable? if not, fudge you and return - XAccessibleEditableText xEdit = - (XAccessibleEditableText) UnoRuntime.queryInterface ( - XAccessibleEditableText.class, xText); - if (xEdit == null) - return false; - - String sOld = xText.getText(); - - // false alarm? Early out if no change was done! - if( sOld.equals( sNew ) ) - return false; - - // 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) ); - - boolean bRet = false; - try - { - // edit the text, and use - // (set|insert|delete|replace)Text as needed - if( nFront+nBack == 0 ) - bRet = xEdit.setText( sIns ); - else if( sDel.length() == 0 ) - bRet = xEdit.insertText( sIns, nFront ); - else if( sIns.length() == 0 ) - bRet = xEdit.deleteText( nFront, sOld.length()-nBack ); - else - bRet = xEdit.replaceText(nFront, sOld.length()-nBack,sIns); - } - catch( IndexOutOfBoundsException e ) - { - bRet = false; - } - - return bRet; - } - - boolean setSelection( XAccessibleText xText, int p1, int p2 ) - { - try - { - return xText.setSelection( p1, p2 ); - } - catch( com.sun.star.lang.IndexOutOfBoundsException f ) - { - return false; - } - } - - // /** replace the given node with a new xText node */ - // void updateNode( XAccessibleText xText, - // DefaultMutableTreeNode aNode ) - // { - // // create a new node - // DefaultMutableTreeNode aNew = newTextTreeNode( xText ); - // - // // get parent (must be DefaultMutableTreeNode) - // DefaultMutableTreeNode aParent = - // (DefaultMutableTreeNode)aNode.getParent(); - // if( aParent != null ) - // { - // // remove old sub-tree, and insert new one - // int nIndex = aParent.getIndex( aNode ); - // aParent.remove( nIndex ); - // aParent.insert( aNew, nIndex ); - // } - // } -} |