| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package org.apache.uima.tools.stylemap; |
| |
| import javax.swing.event.ListSelectionEvent; |
| |
| import org.apache.uima.tools.util.gui.ImageButton; |
| |
| /** |
| * Mediates GI elements in StyleMapEditor keeping buttons enabled or disabled depending on whether a |
| * row is selected. |
| * |
| */ |
| public class TableGUIMediator { |
| private StyleMapTable table; |
| |
| private ImageButton up, down, delete; // moves rows in style map |
| |
| private ImageButton addEntryButton; // moves classes into style map |
| |
| private int rowCount; |
| |
| public TableGUIMediator() { |
| |
| } |
| |
| public void setTable(StyleMapTable t) { |
| table = t; |
| } |
| |
| public void tableClicked(ListSelectionEvent ev) { |
| // enable down arrow if there are more rows below the selection |
| // enable up arrow if there is one row or more above selection |
| int row = table.getSelectedRow(); |
| rowCount = table.getRowCount(); |
| if (row > 0) |
| up.setEnabled(true); |
| if (row < rowCount) |
| down.setEnabled(true); |
| if (row == (rowCount - 1)) |
| down.setEnabled(false); |
| if (row == 0) |
| up.setEnabled(false); |
| if (row >= 0 && row < (rowCount)) { |
| delete.setEnabled(true); |
| } |
| |
| } |
| |
| public void setButtons(ImageButton up, ImageButton down, ImageButton delete) { |
| this.up = up; |
| this.down = down; |
| this.delete = delete; |
| up.setEnabled(false); |
| down.setEnabled(false); |
| delete.setEnabled(false); |
| } |
| |
| public int getRowSelected() { |
| return table.getEditingRow(); |
| } |
| |
| public int getColumnSelected() { |
| return table.getEditingColumn(); |
| } |
| |
| // adds the Add table entry button to the mediator |
| public void setEntryButton(ImageButton but) { |
| addEntryButton = but; |
| addEntryButton.setEnabled(false); // initially disabled |
| } |
| |
| // when the tree is clicked the button can be enabled. |
| public void treeClicked() { |
| addEntryButton.setEnabled(true); |
| } |
| } |