/*
* Copyright 2003-2013 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.nodeEditor.hintsSettings;
import com.intellij.openapi.fileEditor.FileEditorManager;
import com.intellij.openapi.options.Configurable;
import com.intellij.openapi.options.Configurable.Composite;
import com.intellij.openapi.options.ConfigurationException;
import com.intellij.openapi.options.SearchableConfigurable;
import com.intellij.openapi.project.Project;
import jetbrains.mps.ide.editor.util.EditorComponentUtil;
import jetbrains.mps.nodeEditor.hintsSettings.ConceptEditorHintSettingsComponent.HintsState;
import jetbrains.mps.openapi.editor.EditorComponent;
import jetbrains.mps.smodel.ModelAccess;
import jetbrains.mps.smodel.language.LanguageRegistry;
import jetbrains.mps.smodel.language.LanguageRegistryListener;
import jetbrains.mps.smodel.language.LanguageRuntime;
import org.jetbrains.annotations.Nls;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import javax.swing.JComponent;
import javax.swing.JOptionPane;
/**
* Semen Alperovich
* 05 15, 2013
*/
public class ConceptEditorHintConfigurable implements SearchableConfigurable, Composite {
private ConceptEditorHintSettings mySettings;
private ConceptEditorHintPreferencesPage myPage;
private final Project myProject;
private LanguageRegistryListener myLanguageReloadListener;
private boolean myLanguageRegistryChanged = false;
public ConceptEditorHintConfigurable(@NotNull Project project) {
myProject = project;
}
@NotNull
@Override
public String getId() {
return "editor.settings.hints";
}
@Nullable
@Override
public Runnable enableSearch(String option) {
return null;
}
@Nls
@Override
public String getDisplayName() {
return "Editor hints";
}
@Nullable
@Override
public String getHelpTopic() {
return "preferences.editor.hints";
}
@Nullable
@Override
public JComponent createComponent() {
return getPage().getComponent();
}
private ConceptEditorHintPreferencesPage getPage() {
if (myPage == null) {
ModelAccess.instance().runReadAction(new Runnable() {
@Override
public void run() {
mySettings = new ConceptEditorHintSettings(LanguageRegistry.getInstance().getAvailableLanguages());
}
});
mySettings.updateSettings(ConceptEditorHintSettingsComponent.getInstance(myProject).getState().getEnabledHints());
myPage = new ConceptEditorHintPreferencesPage(mySettings);
LanguageRegistry.getInstance().addRegistryListener(myLanguageReloadListener = new LanguageRegistryListener() {
@Override
public void afterLanguagesLoaded(Iterable<LanguageRuntime> languages) {
myLanguageRegistryChanged = true;
}
@Override
public void beforeLanguagesUnloaded(Iterable<LanguageRuntime> languages) {
myLanguageRegistryChanged = true;
}
});
}
return myPage;
}
@Override
public boolean isModified() {
return myPage.isModified() || myLanguageRegistryChanged;
}
@Override
public void apply() throws ConfigurationException {
if (myLanguageRegistryChanged) {
showRegistryChangedDialog();
return;
}
myPage.commit();
HintsState newState = new HintsState();
newState.setEnabledHints(mySettings.getEnabledHints());
ConceptEditorHintSettingsComponent.getInstance(myProject).loadState(newState);
ModelAccess.instance().runReadAction(new Runnable() {
@Override
public void run() {
for (EditorComponent component : EditorComponentUtil.getAllEditorComponents(FileEditorManager.getInstance(myProject), true)) {
component.rebuildEditorContent();
}
}
});
}
private void showRegistryChangedDialog() {
JOptionPane.showMessageDialog(myPage.getComponent(), "Some languages have been reloaded.\nPlease reopen settings page", "Error",
JOptionPane.ERROR_MESSAGE);
}
@Override
public void reset() {
if (myLanguageRegistryChanged) {
showRegistryChangedDialog();
return;
}
myPage.reset();
}
@Override
public void disposeUIResources() {
myPage = null;
LanguageRegistry.getInstance().removeRegistryListener(myLanguageReloadListener);
myLanguageReloadListener = null;
}
@Override
public Configurable[] getConfigurables() {
return new Configurable[0];
}
}