Remove all clipboard handling logic
parent
be659cb525
commit
d4bec1eee4
@ -1,8 +0,0 @@
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package me.goudham.listener;
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import java.awt.image.BufferedImage;
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public interface ClipboardEvent {
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void onCopyString(String stringContent);
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void onCopyImage(BufferedImage imageContent);
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}
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@ -1,20 +0,0 @@
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package me.goudham.listener;
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import java.util.ArrayList;
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import java.util.List;
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public abstract class ClipboardListener {
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List<ClipboardEvent> eventsListener = new ArrayList<>();
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public void addEventListener(ClipboardEvent clipboardEvent) {
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if (!eventsListener.contains(clipboardEvent)) {
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eventsListener.add(clipboardEvent);
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}
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}
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public void removeEventListener(ClipboardEvent clipboardEvent) {
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eventsListener.remove(clipboardEvent);
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}
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public abstract void execute();
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}
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@ -1,58 +0,0 @@
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package me.goudham.listener;
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import java.awt.Dimension;
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import java.awt.Image;
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import java.awt.Toolkit;
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import java.awt.datatransfer.Clipboard;
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import java.awt.datatransfer.Transferable;
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import java.awt.datatransfer.UnsupportedFlavorException;
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import java.awt.image.BufferedImage;
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import java.io.IOException;
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import java.util.concurrent.Executors;
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import java.util.concurrent.ScheduledExecutorService;
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import java.util.concurrent.TimeUnit;
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import me.goudham.model.MyClipboardContent;
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import me.goudham.util.ClipboardUtils;
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import static me.goudham.model.Contents.IMAGE;
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import static me.goudham.model.Contents.STRING;
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public class MacClipboardListener extends ClipboardListener {
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private final Clipboard clipboard = Toolkit.getDefaultToolkit().getSystemClipboard();
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public MacClipboardListener() { }
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@Override
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public void execute() {
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Transferable oldClipboardContents = clipboard.getContents(null);
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final MyClipboardContent<?, ?>[] myClipboardContents = new MyClipboardContent[]{ ClipboardUtils.getClipboardContents(oldClipboardContents, clipboard) };
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ScheduledExecutorService executor = Executors.newSingleThreadScheduledExecutor();
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executor.scheduleAtFixedRate(() -> {
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Transferable newClipboardContents = clipboard.getContents(null);
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try {
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if (STRING.isAvailable(clipboard)) {
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myClipboardContents[0].setNewContent(newClipboardContents.getTransferData(STRING.getDataFlavor()));
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if (!myClipboardContents[0].getNewContent().equals(myClipboardContents[0].getOldContent())) {
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for (ClipboardEvent clipboardEvent : eventsListener) {
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clipboardEvent.onCopyString((String) myClipboardContents[0].getNewContent());
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}
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myClipboardContents[0].setOldContent(myClipboardContents[0].getNewContent());
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}
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} else if (IMAGE.isAvailable(clipboard)) {
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BufferedImage bufferedImage = ClipboardUtils.convertToBufferedImage((Image) newClipboardContents.getTransferData(IMAGE.getDataFlavor()));
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myClipboardContents[0].setNewContent(new Dimension(bufferedImage.getWidth(), bufferedImage.getHeight()));
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if (!myClipboardContents[0].getNewContent().equals(myClipboardContents[0].getOldContent())) {
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for (ClipboardEvent clipboardEvent : eventsListener) {
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clipboardEvent.onCopyImage(bufferedImage);
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}
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myClipboardContents[0].setOldContent(myClipboardContents[0].getNewContent());
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}
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}
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} catch (UnsupportedFlavorException | IOException exp) {
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exp.printStackTrace();
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}
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}, 0, 350, TimeUnit.MILLISECONDS);
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}
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}
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@ -1,75 +0,0 @@
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package me.goudham.listener;
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import java.awt.Image;
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import java.awt.Toolkit;
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import java.awt.datatransfer.Clipboard;
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import java.awt.datatransfer.ClipboardOwner;
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import java.awt.datatransfer.DataFlavor;
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import java.awt.datatransfer.Transferable;
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import java.awt.datatransfer.UnsupportedFlavorException;
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import java.awt.image.BufferedImage;
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import java.io.IOException;
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import me.goudham.util.ClipboardUtils;
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import static java.lang.Thread.currentThread;
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import static java.lang.Thread.sleep;
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public class WindowsOrUnixClipboardListener extends ClipboardListener implements Runnable, ClipboardOwner {
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private final Clipboard clipboard = Toolkit.getDefaultToolkit().getSystemClipboard();
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public WindowsOrUnixClipboardListener() { }
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@Override
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public void lostOwnership(Clipboard oldClipboard, Transferable oldClipboardContents) {
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try {
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sleep(200);
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} catch (InterruptedException ignored) {
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}
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Transferable newClipboardContents = oldClipboard.getContents(currentThread());
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processContents(oldClipboard, newClipboardContents);
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regainOwnership(oldClipboard, newClipboardContents);
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}
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public void processContents(Clipboard oldClipboard, Transferable newClipboardContents) {
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try {
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if (oldClipboard.isDataFlavorAvailable(DataFlavor.stringFlavor)) {
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String stringContent = (String) newClipboardContents.getTransferData(DataFlavor.stringFlavor);
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for (ClipboardEvent clipboardEvent : eventsListener) {
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clipboardEvent.onCopyString(stringContent);
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}
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} else if (oldClipboard.isDataFlavorAvailable(DataFlavor.imageFlavor)) {
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BufferedImage imageContent = ClipboardUtils.convertToBufferedImage((Image) newClipboardContents.getTransferData(DataFlavor.imageFlavor));
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for (ClipboardEvent clipboardEvent : eventsListener) {
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clipboardEvent.onCopyImage(imageContent);
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}
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}
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} catch (UnsupportedFlavorException | IOException ignored) {
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}
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}
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public void regainOwnership(Clipboard clipboard, Transferable newClipboardContents) {
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try {
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clipboard.setContents(newClipboardContents, this);
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} catch (IllegalStateException ise) {
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try {
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sleep(200);
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} catch (InterruptedException e) {
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e.printStackTrace();
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}
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regainOwnership(clipboard, newClipboardContents);
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}
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}
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@Override
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public void run() {
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Transferable currentClipboardContents = clipboard.getContents(null);
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processContents(clipboard, currentClipboardContents);
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regainOwnership(clipboard, currentClipboardContents);
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}
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@Override
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public void execute() {
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run();
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}
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}
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@ -1,37 +0,0 @@
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package me.goudham.model;
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import java.awt.datatransfer.Clipboard;
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import java.awt.datatransfer.DataFlavor;
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public enum Contents {
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STRING(DataFlavor.stringFlavor) {
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@Override
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public boolean isAvailable(Clipboard clipboard) {
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return clipboard.isDataFlavorAvailable(DataFlavor.stringFlavor);
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}
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},
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IMAGE(DataFlavor.imageFlavor) {
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@Override
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public boolean isAvailable(Clipboard clipboard) {
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return clipboard.isDataFlavorAvailable(DataFlavor.imageFlavor);
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}
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},
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FILELIST(DataFlavor.javaFileListFlavor) {
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@Override
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public boolean isAvailable(Clipboard clipboard) {
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return clipboard.isDataFlavorAvailable(DataFlavor.javaFileListFlavor);
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}
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};
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private final DataFlavor dataFlavor;
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Contents(DataFlavor dataFlavor) {
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this.dataFlavor = dataFlavor;
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}
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public DataFlavor getDataFlavor() {
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return dataFlavor;
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}
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public abstract boolean isAvailable(Clipboard clipboard);
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}
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package me.goudham.model;
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import java.util.Objects;
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public class MyClipboardContent<T, U> {
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private T oldContent;
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private U newContent;
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public MyClipboardContent() {
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}
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public MyClipboardContent(T oldContent) {
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this.oldContent = oldContent;
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}
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public void setOldContent(Object oldContent) {
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this.oldContent = (T) oldContent;
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}
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public void setNewContent(Object newContent) {
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this.newContent = (U) newContent;
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}
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public T getOldContent() {
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return oldContent;
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}
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public U getNewContent() {
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return newContent;
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}
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@Override
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public boolean equals(Object o) {
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if (this == o) return true;
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if (o == null || getClass() != o.getClass()) return false;
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MyClipboardContent<?, ?> that = (MyClipboardContent<?, ?>) o;
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return Objects.equals(oldContent, that.oldContent) && Objects.equals(newContent, that.newContent);
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}
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@Override
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public int hashCode() {
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return Objects.hash(oldContent, newContent);
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}
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}
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@ -1,43 +0,0 @@
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package me.goudham.model;
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import org.jetbrains.annotations.NotNull;
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import java.awt.Image;
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import java.awt.datatransfer.DataFlavor;
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import java.awt.datatransfer.Transferable;
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import java.awt.datatransfer.UnsupportedFlavorException;
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public class TransferableImage implements Transferable {
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private final Image image;
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public TransferableImage(@NotNull Image image) {
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this.image = image;
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}
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@Override
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public Object getTransferData(DataFlavor flavor) throws UnsupportedFlavorException {
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if (flavor.equals(DataFlavor.imageFlavor)) {
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return image;
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} else {
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throw new UnsupportedFlavorException(flavor);
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}
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}
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@Override
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public DataFlavor[] getTransferDataFlavors() {
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return new DataFlavor[] { DataFlavor.imageFlavor };
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}
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@Override
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public boolean isDataFlavorSupported(DataFlavor flavor) {
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DataFlavor[] flavors = getTransferDataFlavors();
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for (DataFlavor dataFlavor : flavors) {
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if (flavor.equals(dataFlavor)) {
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return true;
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}
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}
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return false;
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}
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}
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@ -1,44 +0,0 @@
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package me.goudham.util;
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import java.awt.Dimension;
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import java.awt.Graphics2D;
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import java.awt.Image;
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import java.awt.datatransfer.Clipboard;
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import java.awt.datatransfer.Transferable;
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import java.awt.datatransfer.UnsupportedFlavorException;
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import java.awt.image.BufferedImage;
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import java.io.IOException;
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import me.goudham.model.MyClipboardContent;
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import static me.goudham.model.Contents.IMAGE;
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import static me.goudham.model.Contents.STRING;
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public class ClipboardUtils {
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public static MyClipboardContent<?, ?> getClipboardContents(Transferable contents, Clipboard clipboard) {
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MyClipboardContent<?, ?> myClipboardContent = new MyClipboardContent<>();
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try {
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if (STRING.isAvailable(clipboard)) {
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myClipboardContent.setOldContent(contents.getTransferData(STRING.getDataFlavor()));
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} else if (IMAGE.isAvailable(clipboard)) {
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BufferedImage bufferedImage = convertToBufferedImage((Image) contents.getTransferData(IMAGE.getDataFlavor()));
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myClipboardContent.setOldContent(new Dimension(bufferedImage.getWidth(), bufferedImage.getHeight()));
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}
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} catch (UnsupportedFlavorException | IOException exp) {
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exp.printStackTrace();
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}
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return myClipboardContent;
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}
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public static BufferedImage convertToBufferedImage(Image image) {
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BufferedImage newImage = new BufferedImage(image.getWidth(null), image.getHeight(null), BufferedImage.TYPE_INT_ARGB);
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Graphics2D graphics = newImage.createGraphics();
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graphics.drawImage(image, 0, 0, null);
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graphics.dispose();
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return newImage;
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}
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}
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