Java tutorial
/* * Copyright 2000-2009 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.codeInspection.ex; import com.intellij.application.options.colors.ColorAndFontDescriptionPanel; import com.intellij.application.options.colors.ColorAndFontOptions; import com.intellij.application.options.colors.InspectionColorSettingsPage; import com.intellij.application.options.colors.TextAttributesDescription; import com.intellij.codeInsight.daemon.impl.HighlightInfoType; import com.intellij.codeInsight.daemon.impl.SeverityRegistrar; import com.intellij.codeInsight.daemon.impl.SeverityUtil; import com.intellij.codeInspection.InspectionsBundle; import com.intellij.ide.DataManager; import com.intellij.lang.annotation.HighlightSeverity; import com.intellij.openapi.actionSystem.AnActionEvent; import com.intellij.openapi.actionSystem.CommonDataKeys; import com.intellij.openapi.actionSystem.DataContext; import com.intellij.openapi.diagnostic.Logger; import com.intellij.openapi.editor.colors.CodeInsightColors; import com.intellij.openapi.editor.colors.EditorColorsScheme; import com.intellij.openapi.editor.colors.TextAttributesKey; import com.intellij.openapi.editor.markup.TextAttributes; import com.intellij.openapi.options.Configurable; import com.intellij.openapi.options.SearchableConfigurable; import com.intellij.openapi.options.ShowSettingsUtil; import com.intellij.openapi.options.newEditor.OptionsEditor; import com.intellij.openapi.ui.DialogWrapper; import com.intellij.openapi.ui.InputValidator; import com.intellij.openapi.ui.Messages; import com.intellij.openapi.util.Comparing; import com.intellij.ui.*; import com.intellij.ui.components.JBList; import org.jdom.Element; import org.jetbrains.annotations.NonNls; import org.jetbrains.annotations.Nullable; import javax.swing.*; import javax.swing.event.ListSelectionEvent; import javax.swing.event.ListSelectionListener; import java.awt.*; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.util.*; import java.util.List; import static com.intellij.codeInsight.daemon.impl.SeverityRegistrar.SeverityBasedTextAttributes; /** * User: anna * Date: 24-Feb-2006 */ public class SeverityEditorDialog extends DialogWrapper { private final JPanel myPanel; private final JList myOptionsList = new JBList(); private final ColorAndFontDescriptionPanel myOptionsPanel = new ColorAndFontDescriptionPanel(); private SeverityBasedTextAttributes myCurrentSelection; private static final Logger LOG = Logger.getInstance("#com.intellij.codeInspection.ex.SeverityEditorDialog"); private final SeverityRegistrar mySeverityRegistrar; private final CardLayout myCard; private final JPanel myRightPanel; @NonNls private static final String DEFAULT = "DEFAULT"; @NonNls private static final String EDITABLE = "EDITABLE"; public SeverityEditorDialog(final JComponent parent, final HighlightSeverity severity, final SeverityRegistrar severityRegistrar) { super(parent, true); mySeverityRegistrar = severityRegistrar; myOptionsList.setCellRenderer(new DefaultListCellRenderer() { @Override public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected, boolean cellHasFocus) { final Component rendererComponent = super.getListCellRendererComponent(list, value, index, isSelected, cellHasFocus); if (value instanceof SeverityBasedTextAttributes) { setText(((SeverityBasedTextAttributes) value).getSeverity().toString()); } return rendererComponent; } }); myOptionsList.addListSelectionListener(new ListSelectionListener() { @Override public void valueChanged(ListSelectionEvent e) { if (myCurrentSelection != null) { apply(myCurrentSelection); } myCurrentSelection = (SeverityBasedTextAttributes) myOptionsList.getSelectedValue(); if (myCurrentSelection != null) { reset(myCurrentSelection); myCard.show(myRightPanel, mySeverityRegistrar.isDefaultSeverity(myCurrentSelection.getSeverity()) ? DEFAULT : EDITABLE); } } }); myOptionsList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION); JPanel leftPanel = ToolbarDecorator.createDecorator(myOptionsList) .setAddAction(new AnActionButtonRunnable() { @Override public void run(AnActionButton button) { final String name = Messages.showInputDialog(myPanel, InspectionsBundle.message("highlight.severity.create.dialog.name.label"), InspectionsBundle.message("highlight.severity.create.dialog.title"), Messages.getQuestionIcon(), "", new InputValidator() { @Override public boolean checkInput(final String inputString) { final ListModel listModel = myOptionsList.getModel(); for (int i = 0; i < listModel.getSize(); i++) { final String severityName = ((SeverityBasedTextAttributes) listModel .getElementAt(i)).getSeverity().myName; if (Comparing.strEqual(severityName, inputString)) return false; } return true; } @Override public boolean canClose(final String inputString) { return checkInput(inputString); } }); if (name == null) return; final TextAttributes textAttributes = CodeInsightColors.WARNINGS_ATTRIBUTES .getDefaultAttributes(); HighlightInfoType.HighlightInfoTypeImpl info = new HighlightInfoType.HighlightInfoTypeImpl( new HighlightSeverity(name, 50), TextAttributesKey.createTextAttributesKey(name)); SeverityBasedTextAttributes newSeverityBasedTextAttributes = new SeverityBasedTextAttributes( textAttributes.clone(), info); ((DefaultListModel) myOptionsList.getModel()).addElement(newSeverityBasedTextAttributes); myOptionsList.clearSelection(); ListScrollingUtil.selectItem(myOptionsList, newSeverityBasedTextAttributes); } }).setMoveUpAction(new AnActionButtonRunnable() { @Override public void run(AnActionButton button) { apply(myCurrentSelection); ListUtil.moveSelectedItemsUp(myOptionsList); } }).setMoveDownAction(new AnActionButtonRunnable() { @Override public void run(AnActionButton button) { apply(myCurrentSelection); ListUtil.moveSelectedItemsDown(myOptionsList); } }).createPanel(); ToolbarDecorator.findRemoveButton(leftPanel).addCustomUpdater(new AnActionButtonUpdater() { @Override public boolean isEnabled(AnActionEvent e) { return !mySeverityRegistrar.isDefaultSeverity( ((SeverityBasedTextAttributes) myOptionsList.getSelectedValue()).getSeverity()); } }); ToolbarDecorator.findUpButton(leftPanel).addCustomUpdater(new AnActionButtonUpdater() { @Override public boolean isEnabled(AnActionEvent e) { boolean canMove = ListUtil.canMoveSelectedItemsUp(myOptionsList); if (canMove) { SeverityBasedTextAttributes pair = (SeverityBasedTextAttributes) myOptionsList .getSelectedValue(); if (pair != null && mySeverityRegistrar.isDefaultSeverity(pair.getSeverity())) { final int newPosition = myOptionsList.getSelectedIndex() - 1; pair = (SeverityBasedTextAttributes) myOptionsList.getModel().getElementAt(newPosition); if (mySeverityRegistrar.isDefaultSeverity(pair.getSeverity())) { canMove = false; } } } return canMove; } }); ToolbarDecorator.findDownButton(leftPanel).addCustomUpdater(new AnActionButtonUpdater() { @Override public boolean isEnabled(AnActionEvent e) { boolean canMove = ListUtil.canMoveSelectedItemsDown(myOptionsList); if (canMove) { SeverityBasedTextAttributes pair = (SeverityBasedTextAttributes) myOptionsList .getSelectedValue(); if (pair != null && mySeverityRegistrar.isDefaultSeverity(pair.getSeverity())) { final int newPosition = myOptionsList.getSelectedIndex() + 1; pair = (SeverityBasedTextAttributes) myOptionsList.getModel().getElementAt(newPosition); if (mySeverityRegistrar.isDefaultSeverity(pair.getSeverity())) { canMove = false; } } } return canMove; } }); myPanel = new JPanel(new BorderLayout()); myPanel.add(leftPanel, BorderLayout.CENTER); myCard = new CardLayout(); myRightPanel = new JPanel(myCard); final JPanel disabled = new JPanel(new GridBagLayout()); final JButton button = new JButton(InspectionsBundle.message("severities.default.settings.message")); button.addActionListener(new ActionListener() { @Override public void actionPerformed(final ActionEvent e) { editColorsAndFonts(); } }); disabled.add(button, new GridBagConstraints(0, 0, 1, 1, 0, 0, GridBagConstraints.CENTER, GridBagConstraints.NONE, new Insets(0, 0, 0, 0), 0, 0)); myRightPanel.add(DEFAULT, disabled); myRightPanel.add(EDITABLE, myOptionsPanel); myCard.show(myRightPanel, EDITABLE); myPanel.add(myRightPanel, BorderLayout.EAST); fillList(severity); init(); setTitle(InspectionsBundle.message("severities.editor.dialog.title")); reset((SeverityBasedTextAttributes) myOptionsList.getSelectedValue()); } private void editColorsAndFonts() { final String toConfigure = getSelectedType().getSeverity(null).myName; doOKAction(); myOptionsList.clearSelection(); final DataContext dataContext = DataManager.getInstance().getDataContext(myPanel); final OptionsEditor optionsEditor = OptionsEditor.KEY.getData(dataContext); if (optionsEditor != null) { final ColorAndFontOptions colorAndFontOptions = optionsEditor .findConfigurable(ColorAndFontOptions.class); assert colorAndFontOptions != null; final SearchableConfigurable javaPage = colorAndFontOptions .findSubConfigurable(InspectionColorSettingsPage.class); LOG.assertTrue(javaPage != null); optionsEditor.clearSearchAndSelect(javaPage).doWhenDone(new Runnable() { @Override public void run() { final Runnable runnable = javaPage.enableSearch(toConfigure); if (runnable != null) { SwingUtilities.invokeLater(runnable); } } }); } else { ColorAndFontOptions colorAndFontOptions = new ColorAndFontOptions(); final Configurable[] configurables = colorAndFontOptions.buildConfigurables(); try { final SearchableConfigurable javaPage = colorAndFontOptions .findSubConfigurable(InspectionColorSettingsPage.class); LOG.assertTrue(javaPage != null); ShowSettingsUtil.getInstance().editConfigurable(CommonDataKeys.PROJECT.getData(dataContext), javaPage); } finally { for (Configurable configurable : configurables) { configurable.disposeUIResources(); } colorAndFontOptions.disposeUIResources(); } } } private void fillList(final HighlightSeverity severity) { DefaultListModel model = new DefaultListModel(); model.removeAllElements(); final List<SeverityBasedTextAttributes> infoTypes = new ArrayList<SeverityBasedTextAttributes>(); infoTypes.addAll(SeverityUtil.getRegisteredHighlightingInfoTypes(mySeverityRegistrar)); Collections.sort(infoTypes, new Comparator<SeverityBasedTextAttributes>() { @Override public int compare(SeverityBasedTextAttributes attributes1, SeverityBasedTextAttributes attributes2) { return -mySeverityRegistrar.compare(attributes1.getSeverity(), attributes2.getSeverity()); } }); SeverityBasedTextAttributes preselection = null; for (SeverityBasedTextAttributes type : infoTypes) { model.addElement(type); if (type.getSeverity().equals(severity)) { preselection = type; } } myOptionsList.setModel(model); myOptionsList.setSelectedValue(preselection, true); } private void apply(SeverityBasedTextAttributes info) { final MyTextAttributesDescription description = new MyTextAttributesDescription(info.getType().toString(), null, new TextAttributes(), info.getType().getAttributesKey()); myOptionsPanel.apply(description, null); @NonNls Element textAttributes = new Element("temp"); try { description.getTextAttributes().writeExternal(textAttributes); info.getAttributes().readExternal(textAttributes); } catch (Exception e) { LOG.error(e); } } private void reset(SeverityBasedTextAttributes info) { final MyTextAttributesDescription description = new MyTextAttributesDescription(info.getType().toString(), null, info.getAttributes(), info.getType().getAttributesKey()); @NonNls Element textAttributes = new Element("temp"); try { info.getAttributes().writeExternal(textAttributes); description.getTextAttributes().readExternal(textAttributes); } catch (Exception e) { LOG.error(e); } myOptionsPanel.reset(description); } @Override protected void doOKAction() { apply((SeverityBasedTextAttributes) myOptionsList.getSelectedValue()); final Collection<SeverityBasedTextAttributes> infoTypes = new HashSet<SeverityBasedTextAttributes>( SeverityUtil.getRegisteredHighlightingInfoTypes(mySeverityRegistrar)); final ListModel listModel = myOptionsList.getModel(); final List<HighlightSeverity> order = new ArrayList<HighlightSeverity>(); for (int i = listModel.getSize() - 1; i >= 0; i--) { final SeverityBasedTextAttributes info = (SeverityBasedTextAttributes) listModel.getElementAt(i); order.add(info.getSeverity()); if (!mySeverityRegistrar.isDefaultSeverity(info.getSeverity())) { infoTypes.remove(info); final Color stripeColor = info.getAttributes().getErrorStripeColor(); mySeverityRegistrar.registerSeverity(info, stripeColor != null ? stripeColor : LightColors.YELLOW); } } for (SeverityBasedTextAttributes info : infoTypes) { mySeverityRegistrar.unregisterSeverity(info.getSeverity()); } mySeverityRegistrar.setOrder(order); super.doOKAction(); } @Override @Nullable protected JComponent createCenterPanel() { return myPanel; } @Nullable public HighlightInfoType getSelectedType() { final SeverityBasedTextAttributes selection = (SeverityBasedTextAttributes) myOptionsList .getSelectedValue(); return selection != null ? selection.getType() : null; } private static class MyTextAttributesDescription extends TextAttributesDescription { public MyTextAttributesDescription(final String name, final String group, final TextAttributes attributes, final TextAttributesKey type) { super(name, group, attributes, type, null, null, null); } @Override public void apply(EditorColorsScheme scheme) { } @Override public boolean isErrorStripeEnabled() { return true; } @Override public TextAttributes getTextAttributes() { return super.getTextAttributes(); } } }