/*
* Copyright 2000-2015 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.diff.tools.util.side;
import com.intellij.diff.DiffContext;
import com.intellij.diff.actions.impl.OpenInEditorWithMouseAction;
import com.intellij.diff.actions.impl.SetEditorSettingsAction;
import com.intellij.diff.contents.DocumentContent;
import com.intellij.diff.requests.ContentDiffRequest;
import com.intellij.diff.requests.DiffRequest;
import com.intellij.diff.tools.holders.EditorHolderFactory;
import com.intellij.diff.tools.holders.TextEditorHolder;
import com.intellij.diff.tools.util.DiffDataKeys;
import com.intellij.diff.tools.util.base.InitialScrollPositionSupport;
import com.intellij.diff.tools.util.base.TextDiffSettingsHolder;
import com.intellij.diff.tools.util.base.TextDiffViewerUtil;
import com.intellij.diff.util.DiffUtil;
import com.intellij.diff.util.LineCol;
import com.intellij.diff.util.Side;
import com.intellij.openapi.actionSystem.AnAction;
import com.intellij.openapi.diagnostic.Logger;
import com.intellij.openapi.editor.Editor;
import com.intellij.openapi.editor.ex.EditorEx;
import com.intellij.pom.Navigatable;
import com.intellij.util.containers.ContainerUtil;
import org.jetbrains.annotations.NonNls;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import consulo.annotations.RequiredDispatchThread;
import javax.swing.*;
import java.util.Collections;
import java.util.List;
public abstract class OnesideTextDiffViewer extends OnesideDiffViewer<TextEditorHolder> {
public static final Logger LOG = Logger.getInstance(OnesideTextDiffViewer.class);
@NotNull private final List<? extends EditorEx> myEditableEditors;
@NotNull protected final SetEditorSettingsAction myEditorSettingsAction;
public OnesideTextDiffViewer(@NotNull DiffContext context, @NotNull ContentDiffRequest request) {
super(context, request, TextEditorHolder.TextEditorHolderFactory.INSTANCE);
myEditableEditors = TextDiffViewerUtil.getEditableEditors(getEditors());
myEditorSettingsAction = new SetEditorSettingsAction(getTextSettings(), getEditors());
myEditorSettingsAction.applyDefaults();
new MyOpenInEditorWithMouseAction().install(getEditors());
}
@Override
@RequiredDispatchThread
protected void onInit() {
super.onInit();
installEditorListeners();
}
@Override
@RequiredDispatchThread
protected void onDispose() {
destroyEditorListeners();
super.onDispose();
}
@NotNull
@Override
protected TextEditorHolder createEditorHolder(@NotNull EditorHolderFactory<TextEditorHolder> factory) {
TextEditorHolder holder = super.createEditorHolder(factory);
boolean[] forceReadOnly = TextDiffViewerUtil.checkForceReadOnly(myContext, myRequest);
if (forceReadOnly[0]) holder.getEditor().setViewer(true);
return holder;
}
@Nullable
@Override
protected JComponent createTitle() {
List<JComponent> textTitles = DiffUtil.createTextTitles(myRequest, ContainerUtil.list(getEditor(), getEditor()));
return getSide().select(textTitles);
}
//
// Diff
//
@NotNull
public TextDiffSettingsHolder.TextDiffSettings getTextSettings() {
return TextDiffViewerUtil.getTextSettings(myContext);
}
@NotNull
protected List<AnAction> createEditorPopupActions() {
return TextDiffViewerUtil.createEditorPopupActions();
}
//
// Listeners
//
@RequiredDispatchThread
protected void installEditorListeners() {
new TextDiffViewerUtil.EditorActionsPopup(createEditorPopupActions()).install(getEditors());
}
@RequiredDispatchThread
protected void destroyEditorListeners() {
}
//
// Getters
//
@NotNull
public List<? extends EditorEx> getEditors() {
return Collections.singletonList(getEditor());
}
@NotNull
protected List<? extends EditorEx> getEditableEditors() {
return myEditableEditors;
}
@NotNull
public EditorEx getEditor() {
return getEditorHolder().getEditor();
}
@NotNull
@Override
public DocumentContent getContent() {
//noinspection unchecked
return (DocumentContent)super.getContent();
}
//
// Abstract
//
@RequiredDispatchThread
protected void scrollToLine(int line) {
DiffUtil.scrollEditor(getEditor(), line, false);
}
//
// Misc
//
@Nullable
@Override
protected Navigatable getNavigatable() {
return getContent().getNavigatable(LineCol.fromCaret(getEditor()));
}
public static boolean canShowRequest(@NotNull DiffContext context, @NotNull DiffRequest request) {
return OnesideDiffViewer.canShowRequest(context, request, TextEditorHolder.TextEditorHolderFactory.INSTANCE);
}
//
// Actions
//
private class MyOpenInEditorWithMouseAction extends OpenInEditorWithMouseAction {
@Override
protected Navigatable getNavigatable(@NotNull Editor editor, int line) {
if (editor != getEditor()) return null;
return getContent().getNavigatable(new LineCol(line));
}
}
//
// Helpers
//
@Nullable
@Override
public Object getData(@NonNls String dataId) {
if (DiffDataKeys.CURRENT_EDITOR.is(dataId)) {
return getEditor();
}
return super.getData(dataId);
}
protected abstract class MyInitialScrollPositionHelper extends InitialScrollPositionSupport.TwosideInitialScrollHelper {
@NotNull
@Override
protected List<? extends Editor> getEditors() {
return OnesideTextDiffViewer.this.getEditors();
}
@Override
protected void disableSyncScroll(boolean value) {
}
@Override
protected boolean doScrollToLine() {
if (myScrollToLine == null) return false;
Side side = myScrollToLine.first;
if (side != getSide()) return false;
scrollToLine(myScrollToLine.second);
return true;
}
}
}