/*
* Copyright 2003-2017 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 jetbrains.mps.ide.ui.dialogs.properties.renders;
import com.intellij.ui.ColoredTableCellRenderer;
import jetbrains.mps.util.Pair;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.jetbrains.mps.openapi.module.SRepository;
import org.jetbrains.mps.util.Condition;
import javax.swing.BorderFactory;
import javax.swing.Icon;
import javax.swing.JTable;
import java.util.ArrayList;
import java.util.List;
/**
* TableCellRenderer with conditional rendering of cells with DependencyCellState
*
* @param <C> actual table cell value type
* @param <T> value type, possibly {@link #getCellElement(Object) translated}, for conditions and data retrieval
* @author Artem Tikhomirov
*/
/*package*/ abstract class StateTableCellRenderer<C, T> extends ColoredTableCellRenderer {
protected final List<Pair<Condition<T>, DependencyCellState>> myCellStates;
protected final SRepository myRepository;
StateTableCellRenderer(@NotNull SRepository repository) {
myCellStates = new ArrayList<>(4);
myRepository = repository;
}
/**
* Register a condition that activates given cell presentation options.
* Conditions are evaluated in order they were added, first satisfied condition cancels evaluation of the rest.
*/
public void addCellState(@NotNull Condition<T> condition, @NotNull DependencyCellState cellState) {
myCellStates.add(new Pair<>(condition, cellState));
}
@NotNull
protected DependencyCellState getDependencyCellState(@Nullable T cellElement) {
for (Pair<Condition<T>, DependencyCellState> cellState : myCellStates) {
if (cellState.o1.met(cellElement)) {
return cellState.o2;
}
}
return DependencyCellState.NORMAL;
}
@Override
protected void customizeCellRenderer(JTable table, final Object value, boolean selected, boolean hasFocus, int row, int column) {
setPaintFocusBorder(false);
setFocusBorderAroundIcon(true);
setBorder(BorderFactory.createEmptyBorder(1, 1, 1, 1));
if (value == null) {
return;
}
final C cellValue = (C) value;
myRepository.getModelAccess().runReadAction(new Runnable() {
@Override
public void run() {
final T ce = getCellElement(cellValue);
final DependencyCellState cellState = getDependencyCellState(ce);
setIcon(getIcon(cellValue, ce));
append(getText(cellValue, ce), cellState.getTextAttributes());
setToolTipText(cellState.getTooltip());
}
});
}
protected abstract T getCellElement(C cellValue);
protected abstract Icon getIcon(C cellValue, T cellElement);
protected abstract String getText(C cellValue, T cellElement);
}