/*
* Copyright 2000-2016 JetBrains s.r.o.
*
* Licensed 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 com.intellij.openapi.vcs.history;
import com.intellij.ui.dualView.DualView;
import com.intellij.ui.dualView.DualViewColumnInfo;
import com.intellij.ui.table.TableView;
import com.intellij.util.ui.ColumnInfo;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import javax.swing.*;
import javax.swing.table.TableCellEditor;
import javax.swing.table.TableCellRenderer;
import javax.swing.table.TableColumn;
import java.awt.*;
import java.util.Comparator;
import java.util.Enumeration;
abstract class FileHistoryColumnWrapper<T> extends DualViewColumnInfo<TreeNodeOnVcsRevision, Object> {
@NotNull private final ColumnInfo<VcsFileRevision, T> myBaseColumn;
public FileHistoryColumnWrapper(@NotNull ColumnInfo<VcsFileRevision, T> additionalColumn) {
super(additionalColumn.getName());
myBaseColumn = additionalColumn;
}
public Comparator<TreeNodeOnVcsRevision> getComparator() {
final Comparator<VcsFileRevision> comparator = myBaseColumn.getComparator();
if (comparator == null) return null;
return (o1, o2) -> {
if (o1 == null) return -1;
if (o2 == null) return 1;
VcsFileRevision revision1 = o1.getRevision();
VcsFileRevision revision2 = o2.getRevision();
if (revision1 == null) return -1;
if (revision2 == null) return 1;
return comparator.compare(revision1, revision2);
};
}
public String getName() {
return myBaseColumn.getName();
}
public void setName(String s) {
myBaseColumn.setName(s);
}
public Class getColumnClass() {
return myBaseColumn.getColumnClass();
}
public boolean isCellEditable(TreeNodeOnVcsRevision o) {
return myBaseColumn.isCellEditable(o.getRevision());
}
public void setValue(TreeNodeOnVcsRevision o, Object aValue) {
//noinspection unchecked
myBaseColumn.setValue(o.getRevision(), (T)aValue);
}
public TableCellRenderer getRenderer(TreeNodeOnVcsRevision p0) {
return myBaseColumn.getRenderer(p0.getRevision());
}
public TableCellEditor getEditor(TreeNodeOnVcsRevision item) {
return myBaseColumn.getEditor(item.getRevision());
}
public String getMaxStringValue() {
final String superValue = myBaseColumn.getMaxStringValue();
if (superValue != null) return superValue;
return getMaxValue(myBaseColumn.getName());
}
@Nullable
private String getMaxValue(@NotNull String columnHeader) {
TableView table = getDualView().getFlatView();
if (table.getRowCount() == 0) return null;
final Enumeration<TableColumn> columns = table.getColumnModel().getColumns();
int idx = 0;
while (columns.hasMoreElements()) {
TableColumn column = columns.nextElement();
if (columnHeader.equals(column.getHeaderValue())) {
break;
}
++idx;
}
if (idx >= table.getColumnModel().getColumnCount() - 1) return null;
final FontMetrics fm = table.getFontMetrics(table.getFont().deriveFont(Font.BOLD));
final Object header = table.getColumnModel().getColumn(idx).getHeaderValue();
double maxValue = fm.stringWidth((String)header);
String value = (String)header;
for (int i = 0; i < table.getRowCount(); i++) {
final Object at = table.getValueAt(i, idx);
if (at instanceof String) {
final int newWidth = fm.stringWidth((String)at);
if (newWidth > maxValue) {
maxValue = newWidth;
value = (String)at;
}
}
}
return value + "ww";
}
public int getAdditionalWidth() {
return myBaseColumn.getAdditionalWidth();
}
public int getWidth(JTable table) {
return myBaseColumn.getWidth(table);
}
public boolean shouldBeShownIsTheTree() {
return true;
}
public boolean shouldBeShownIsTheTable() {
return true;
}
public Object valueOf(TreeNodeOnVcsRevision o) {
return myBaseColumn.valueOf(o.getRevision());
}
protected abstract DualView getDualView();
}