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/*
* Copyright 2000-2014 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.ide;
import com.intellij.openapi.Disposable;
import com.intellij.openapi.components.ServiceManager;
import com.intellij.ui.Gray;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.awt.*;
import java.awt.datatransfer.DataFlavor;
import java.awt.datatransfer.Transferable;
import java.util.EventListener;
public abstract class CopyPasteManager {
public static final Color CUT_COLOR = Gray._160;
public static CopyPasteManager getInstance() {
return ServiceManager.getService(CopyPasteManager.class);
}
public abstract void addContentChangedListener(ContentChangedListener listener);
public abstract void addContentChangedListener(ContentChangedListener listener, Disposable parentDisposable);
public abstract void removeContentChangedListener(ContentChangedListener listener);
/** @deprecated use {@link #getContents(DataFlavor)} or {@link #areDataFlavorsAvailable(DataFlavor...)} (to remove in IDEA 14) */
@SuppressWarnings("unused")
public boolean isDataFlavorAvailable(@Nullable DataFlavor flavor) {
return flavor != null && areDataFlavorsAvailable(flavor);
}
public abstract boolean areDataFlavorsAvailable(@NotNull DataFlavor... flavors);
@Nullable
public abstract Transferable getContents();
@Nullable
public abstract <T> T getContents(@NotNull DataFlavor flavor);
public abstract Transferable[] getAllContents();
public abstract void setContents(@NotNull Transferable content);
public abstract boolean isCutElement(@Nullable Object element);
/**
* We support 'kill rings' at the editor, i.e. every time when subsequent adjacent regions of text are copied they are
* combined into single compound region. Every non-adjacent change makes existing regions unable to combine.
* <p/>
* However, there are situations when all 'kill rings' should be stopped manually (e.g. on undo). Hence, we need
* a handle to ask for that. This method works like such a handle.
*
* @see KillRingTransferable
*/
public abstract void stopKillRings();
public interface ContentChangedListener extends EventListener {
void contentChanged(@Nullable final Transferable oldTransferable, final Transferable newTransferable);
}
}
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