fix incorrect copyright headers
diff --git a/org.eclipse.mylyn.context.tasks.ui/src/org/eclipse/mylyn/internal/context/tasks/ui/messages.properties b/org.eclipse.mylyn.context.tasks.ui/src/org/eclipse/mylyn/internal/context/tasks/ui/messages.properties
index f97ba16..058240c 100644
--- a/org.eclipse.mylyn.context.tasks.ui/src/org/eclipse/mylyn/internal/context/tasks/ui/messages.properties
+++ b/org.eclipse.mylyn.context.tasks.ui/src/org/eclipse/mylyn/internal/context/tasks/ui/messages.properties
@@ -1,12 +1,15 @@
-###############################################################################
-# Copyright (c) 2015 Tasktop Technologies.
-# All rights reserved. This program and the accompanying materials
-# are made available under the terms of the Tasktop EULA
-# which accompanies this distribution, and is available at
-# http://tasktop.com/legal
-###############################################################################
-ContextMementoMigrator_0=Migrating context information
-TaskActivityMonitor_Deactivate_and_Save_Some=Deactivate and Save Some...
-TaskActivityMonitor_Deactivate_Task_and_Save_All=Deactivate Task and Save All
-TaskActivityMonitor_Task_Deactivation=Task Deactivation
-TaskActivityMonitor_Task_Deactivation_Message=The following editors have unsaved changes. Do you still want to deactivate the task?\n\n{0}
+###############################################################################
+# Copyright (c) 2015 Tasktop Technologies and others.
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Eclipse Public License v1.0
+# which accompanies this distribution, and is available at
+# http://www.eclipse.org/legal/epl-v10.html
+#
+# Contributors:
+# Tasktop Technologies - initial API and implementation
+###############################################################################
+ContextMementoMigrator_0=Migrating context information
+TaskActivityMonitor_Deactivate_and_Save_Some=Deactivate and Save Some...
+TaskActivityMonitor_Deactivate_Task_and_Save_All=Deactivate Task and Save All
+TaskActivityMonitor_Task_Deactivation=Task Deactivation
+TaskActivityMonitor_Task_Deactivation_Message=The following editors have unsaved changes. Do you still want to deactivate the task?\n\n{0}
diff --git a/org.eclipse.mylyn.context.ui/src/org/eclipse/mylyn/internal/context/ui/FilteredChildrenDecorationDrawer.java b/org.eclipse.mylyn.context.ui/src/org/eclipse/mylyn/internal/context/ui/FilteredChildrenDecorationDrawer.java
index f271e0f..99a6438 100644
--- a/org.eclipse.mylyn.context.ui/src/org/eclipse/mylyn/internal/context/ui/FilteredChildrenDecorationDrawer.java
+++ b/org.eclipse.mylyn.context.ui/src/org/eclipse/mylyn/internal/context/ui/FilteredChildrenDecorationDrawer.java
@@ -1,362 +1,365 @@
-/*******************************************************************************
- * Copyright (c) 2015 Tasktop Technologies.
- * All rights reserved. This program and the accompanying materials
- * are made available under the terms of the Tasktop EULA
- * which accompanies this distribution, and is available at
- * http://tasktop.com/legal
- *******************************************************************************/
-package org.eclipse.mylyn.internal.context.ui;
-
-import org.eclipse.jface.viewers.StructuredSelection;
-import org.eclipse.jface.viewers.TreeViewer;
-import org.eclipse.mylyn.commons.ui.CommonImages;
-import org.eclipse.mylyn.commons.ui.PlatformUiUtil;
-import org.eclipse.mylyn.commons.workbench.WorkbenchUtil;
-import org.eclipse.swt.SWT;
-import org.eclipse.swt.events.MouseEvent;
-import org.eclipse.swt.events.MouseListener;
-import org.eclipse.swt.events.MouseMoveListener;
-import org.eclipse.swt.events.MouseTrackListener;
-import org.eclipse.swt.graphics.Image;
-import org.eclipse.swt.graphics.Point;
-import org.eclipse.swt.graphics.Rectangle;
-import org.eclipse.swt.widgets.Event;
-import org.eclipse.swt.widgets.Listener;
-import org.eclipse.swt.widgets.ToolTip;
-import org.eclipse.swt.widgets.Tree;
-import org.eclipse.swt.widgets.TreeItem;
-import org.eclipse.ui.PlatformUI;
-
-/**
- * @author Mik Kersten
- */
-
-public class FilteredChildrenDecorationDrawer implements Listener {
-
- private final class MoveListener implements MouseMoveListener, MouseListener, MouseTrackListener {
-
- private TreeItem lastItem;
-
- private TreeItem currentItem;
-
- private long lastMoveTime;
-
- private long startMoveTime;
-
- private final TreeViewer viewer;
-
- private final BrowseFilteredListener browseFilteredListener;
-
- private ToolTip toolTip;
-
- public MoveListener(TreeViewer viewer, BrowseFilteredListener browseFilteredListener) {
- this.viewer = viewer;
- this.browseFilteredListener = browseFilteredListener;
- }
-
- public void mouseEnter(MouseEvent e) {
- mouseMove(e);
- }
-
- public void mouseExit(MouseEvent e) {
- if (lastItem != null && !lastItem.isDisposed()) {
- lastItem.setData(ID_HOVER, NodeState.LESS);
- }
- if (toolTip != null && !toolTip.isDisposed()) {
- toolTip.setVisible(false);
- toolTip.dispose();
- toolTip = null;
- }
-
- redrawTree(lastItem);
- lastItem = null;
- currentItem = null;
- }
-
- private void redrawTree(TreeItem item) {
- if (viewer.getTree() != null && !viewer.getTree().isDisposed()) {
- if (item != null && !item.isDisposed()) {
- Rectangle bounds = item.getBounds();
- Rectangle treeBounds = viewer.getTree().getBounds();
- viewer.getTree().redraw(0, bounds.y, treeBounds.width, bounds.height, true);
- } else {
- viewer.getTree().redraw();
- }
- }
- }
-
- public void mouseHover(MouseEvent e) {
-
- if (toolTip == null || toolTip.isDisposed()) {
- toolTip = new ToolTip(WorkbenchUtil.getShell(), PlatformUiUtil.getSwtTooltipStyle());
- }
-
- if (toolTip != null && !toolTip.isDisposed()) {
- Tree tree = (Tree) e.widget;
- TreeItem item = findItem(tree, e.y);
- if (item != null && !item.isDisposed()) {
- Object data = item.getData(ID_HOVER);
- if (data == NodeState.MORE) {
- toolTip.setMessage(Messages.FilteredChildrenDecorationDrawer_Show_Filtered_Children);
- } else {
- toolTip.setMessage(Messages.FilteredChildrenDecorationDrawer_No_Filtered_Children);
- }
- if (inImageBounds(tree, item, e)) {
- toolTip.setVisible(true);
- }
- }
- }
- }
-
- private boolean inImageBounds(Tree tree, TreeItem item, MouseEvent e) {
- int selectedX = e.x;
-
- int imageStartX = getImageStartX(item.getBounds().x, item.getBounds().width, tree);
-
- int imageEndX = imageStartX + moreImage.getBounds().width;
-
- return selectedX > imageStartX && selectedX < imageEndX;
- }
-
- public void mouseMove(MouseEvent e) {
- if (toolTip != null && !toolTip.isDisposed()) {
- toolTip.setVisible(false);
- toolTip.dispose();
- toolTip = null;
- }
-
- if (!(e.widget instanceof Tree) || e.widget.isDisposed()) {
- return;
- }
- Tree tree = (Tree) e.widget;
- final TreeItem item = findItem(tree, e.y);
- if (item != null && !item.isDisposed()) {
- if (lastItem != null && !lastItem.isDisposed() && !lastItem.equals(item)) {
- boolean redraw = lastItem.getData(ID_HOVER) != NodeState.LESS;
- lastItem.setData(ID_HOVER, NodeState.LESS);
- if (redraw) {// hide the + immediately
- redrawTree(lastItem);
- }
- }
-
- currentItem = item;
- long currentTime = System.currentTimeMillis();
- if (currentTime - lastMoveTime > 250) {// user paused movement
- startMoveTime = currentTime;
- }
-
- lastMoveTime = currentTime;
- // be responsive for small moves but delay more for bigger ones
- int delay = Math.min(100, (int) ((currentTime - startMoveTime) / 4.0));
- PlatformUI.getWorkbench().getDisplay().timerExec(delay, new Runnable() {
- public void run() {// do nothing if we aren't using the most recent item
- if (currentItem == item && !item.isDisposed()) {
- if (item.getData(ID_HOVER) != NodeState.MORE_ERROR) {
- item.setData(ID_HOVER, NodeState.MORE);
- }
- if (lastItem == null || (!lastItem.isDisposed() && !lastItem.equals(item))) {
- redrawTree(lastItem);
- redrawTree(item);
- }
- lastItem = item;
- }
- }
- });
- } else {
- if (lastItem != null && !lastItem.isDisposed() && !lastItem.equals(item)) {
- lastItem.setData(ID_HOVER, NodeState.LESS);
- redrawTree(lastItem);
- }
- lastItem = item;
- }
- }
-
- public void dispose() {
- if (toolTip != null && !toolTip.isDisposed()) {
- toolTip.dispose();
- }
- }
-
- public void mouseDoubleClick(MouseEvent e) {
- // ignore
-
- }
-
- public void mouseDown(MouseEvent e) {
- if (toolTip != null && !toolTip.isDisposed()) {
- toolTip.setVisible(false);
- toolTip.dispose();
- toolTip = null;
- }
-
- if (!(e.widget instanceof Tree) || e.widget.isDisposed()) {
- // we only handle tree's
- return;
- }
-
- Tree tree = (Tree) e.widget;
- TreeItem item = findItem(tree, e.y);
-
- if (item == null || item.isDisposed() || e.button != 1) {
- // we can't do anything if we cant find the tree items
- return;
- }
-
- int prevNumberItems = item.getItemCount();
- boolean prevHasData = true;
- if (prevNumberItems > 0) {
- prevHasData = item.getItem(0).getData() != null;
- }
- if (inImageBounds(tree, item, e)) {
- browseFilteredListener.setWasExternalClick(true);
- browseFilteredListener.unfilterSelection(viewer, new StructuredSelection(item.getData()));
-
- int newNumItems = item.getItemCount();
- if (newNumItems == prevNumberItems && prevHasData) {
- item.setData(ID_HOVER, NodeState.MORE_ERROR);
- redrawTree(item);
- }
- }
- }
-
- public void mouseUp(MouseEvent e) {
- // ignore
-
- }
- }
-
- private static final int IMAGE_PADDING = 5;
-
- // XXX Update Images
- private final Image moreImage = CommonImages.getImage(CommonImages.EXPAND);
-
- private final Image moreErrorImage = CommonImages.getImage(CommonImages.REMOVE);
-
- enum NodeState {
- MORE, LESS, MORE_ERROR
- };
-
- private static final String ID_HOVER = "mylyn-context-hover"; //$NON-NLS-1$
-
- private final TreeViewer treeViewer;
-
- private MoveListener listener;
-
- private final BrowseFilteredListener browseFilteredListener;
-
- public FilteredChildrenDecorationDrawer(TreeViewer treeViewer, BrowseFilteredListener browseFilteredListener) {
- this.treeViewer = treeViewer;
- this.browseFilteredListener = browseFilteredListener;
- }
-
- public boolean applyToTreeViewer() {
- Object data = treeViewer.getData(FilteredChildrenDecorationDrawer.class.getName());
- if (data == null || Boolean.FALSE.equals(data)) {
- treeViewer.setData(FilteredChildrenDecorationDrawer.class.getName(), Boolean.TRUE);
- if (treeViewer.getTree() != null && !treeViewer.getTree().isDisposed()) {
- treeViewer.getTree().addListener(SWT.PaintItem, this);
-
- listener = new MoveListener(treeViewer, browseFilteredListener);
- treeViewer.getTree().addMouseMoveListener(listener);
- treeViewer.getTree().addMouseListener(listener);
- treeViewer.getTree().addMouseTrackListener(listener);
- return true;
- }
- }
- return false;
- }
-
- public void dispose() {
- if (treeViewer.getTree() == null || treeViewer.getTree().isDisposed()) {
- return;
- }
- treeViewer.setData(FilteredChildrenDecorationDrawer.class.getName(), Boolean.FALSE);
- treeViewer.getTree().removeListener(SWT.PaintItem, this);
-
- if (listener != null) {
- treeViewer.getTree().removeMouseMoveListener(listener);
- treeViewer.getTree().removeMouseListener(listener);
- treeViewer.getTree().removeMouseTrackListener(listener);
- listener.dispose();
- }
- }
-
- /*
- * NOTE: MeasureItem, PaintItem and EraseItem are called repeatedly.
- * Therefore, it is critical for performance that these methods be as
- * efficient as possible.
- */
- public void handleEvent(Event event) {
-
- if (!(event.widget instanceof Tree)) {
- // we only handle tree's
- return;
- }
-
- switch (event.type) {
- case SWT.PaintItem: {
- Tree tree = (Tree) event.widget;
- if (tree.isDisposed() || event.index != 0) {
- return;
- }
- TreeItem item = findItem(tree, event.y);
- if (item == null || item.isDisposed()) {
- return;
- }
-
- int imageStartX = getImageStartX(event.x, event.width, tree);
-
- NodeState value = (NodeState) item.getData(ID_HOVER);
-
- int imageStartY = event.y;
- int imageHeight = moreImage.getBounds().height;
- if (value != null && value.equals(NodeState.MORE_ERROR)) {
- imageHeight = moreErrorImage.getBounds().height;
- }
-
- int offset = Math.round(((float) event.height) / 2 - ((float) imageHeight) / 2);
- imageStartY += offset;
- Rectangle clipping = event.gc.getClipping();
- if (clipping.width < imageStartX && clipping.width > 0) {
- clipping.width += IMAGE_PADDING + moreImage.getBounds().width;
- event.gc.setClipping(clipping);
- }
- if (value != null && value.equals(NodeState.MORE)) {
- event.gc.drawImage(moreImage, imageStartX, imageStartY);
- } else if (value != null && value.equals(NodeState.MORE_ERROR)) {
- event.gc.drawImage(moreErrorImage, imageStartX, imageStartY);
- }
- break;
- }
- }
- }
-
- private int getImageStartX(int x, int width, Tree tree) {
- int imageStartX = x + width + IMAGE_PADDING;
-
- int imageEndX = imageStartX + moreImage.getBounds().width;
-
- Rectangle clientArea = tree.getClientArea();
- int currentTreeBounds = clientArea.x + clientArea.width;
- if (imageStartX > currentTreeBounds) {
- imageStartX = currentTreeBounds - moreImage.getBounds().width;
- }
-
- float tolerance = 0;//moreImage.getBounds().width - (((float) moreImage.getBounds().width) / 3 * 2); // draw over item if more than 33% of the image is hidden
- if (imageEndX > currentTreeBounds && imageEndX - currentTreeBounds > tolerance) {
- imageStartX = currentTreeBounds - moreImage.getBounds().width;
- }
- return imageStartX;
- }
-
- private TreeItem findItem(Tree tree, int y) {
- TreeItem item = null;
- Point size = tree.getSize();
- final int RATE = 17;
- for (int i = 0; i <= RATE && item == null; i++) {
- int position = size.x / RATE + (i * size.x / RATE);
- item = tree.getItem(new Point(position, y));
- }
- return item;
- }
-}
+/*******************************************************************************
+ * Copyright (c) 2015 Tasktop Technologies and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ * Tasktop Technologies - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.mylyn.internal.context.ui;
+
+import org.eclipse.jface.viewers.StructuredSelection;
+import org.eclipse.jface.viewers.TreeViewer;
+import org.eclipse.mylyn.commons.ui.CommonImages;
+import org.eclipse.mylyn.commons.ui.PlatformUiUtil;
+import org.eclipse.mylyn.commons.workbench.WorkbenchUtil;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.MouseEvent;
+import org.eclipse.swt.events.MouseListener;
+import org.eclipse.swt.events.MouseMoveListener;
+import org.eclipse.swt.events.MouseTrackListener;
+import org.eclipse.swt.graphics.Image;
+import org.eclipse.swt.graphics.Point;
+import org.eclipse.swt.graphics.Rectangle;
+import org.eclipse.swt.widgets.Event;
+import org.eclipse.swt.widgets.Listener;
+import org.eclipse.swt.widgets.ToolTip;
+import org.eclipse.swt.widgets.Tree;
+import org.eclipse.swt.widgets.TreeItem;
+import org.eclipse.ui.PlatformUI;
+
+/**
+ * @author Mik Kersten
+ */
+
+public class FilteredChildrenDecorationDrawer implements Listener {
+
+ private final class MoveListener implements MouseMoveListener, MouseListener, MouseTrackListener {
+
+ private TreeItem lastItem;
+
+ private TreeItem currentItem;
+
+ private long lastMoveTime;
+
+ private long startMoveTime;
+
+ private final TreeViewer viewer;
+
+ private final BrowseFilteredListener browseFilteredListener;
+
+ private ToolTip toolTip;
+
+ public MoveListener(TreeViewer viewer, BrowseFilteredListener browseFilteredListener) {
+ this.viewer = viewer;
+ this.browseFilteredListener = browseFilteredListener;
+ }
+
+ public void mouseEnter(MouseEvent e) {
+ mouseMove(e);
+ }
+
+ public void mouseExit(MouseEvent e) {
+ if (lastItem != null && !lastItem.isDisposed()) {
+ lastItem.setData(ID_HOVER, NodeState.LESS);
+ }
+ if (toolTip != null && !toolTip.isDisposed()) {
+ toolTip.setVisible(false);
+ toolTip.dispose();
+ toolTip = null;
+ }
+
+ redrawTree(lastItem);
+ lastItem = null;
+ currentItem = null;
+ }
+
+ private void redrawTree(TreeItem item) {
+ if (viewer.getTree() != null && !viewer.getTree().isDisposed()) {
+ if (item != null && !item.isDisposed()) {
+ Rectangle bounds = item.getBounds();
+ Rectangle treeBounds = viewer.getTree().getBounds();
+ viewer.getTree().redraw(0, bounds.y, treeBounds.width, bounds.height, true);
+ } else {
+ viewer.getTree().redraw();
+ }
+ }
+ }
+
+ public void mouseHover(MouseEvent e) {
+
+ if (toolTip == null || toolTip.isDisposed()) {
+ toolTip = new ToolTip(WorkbenchUtil.getShell(), PlatformUiUtil.getSwtTooltipStyle());
+ }
+
+ if (toolTip != null && !toolTip.isDisposed()) {
+ Tree tree = (Tree) e.widget;
+ TreeItem item = findItem(tree, e.y);
+ if (item != null && !item.isDisposed()) {
+ Object data = item.getData(ID_HOVER);
+ if (data == NodeState.MORE) {
+ toolTip.setMessage(Messages.FilteredChildrenDecorationDrawer_Show_Filtered_Children);
+ } else {
+ toolTip.setMessage(Messages.FilteredChildrenDecorationDrawer_No_Filtered_Children);
+ }
+ if (inImageBounds(tree, item, e)) {
+ toolTip.setVisible(true);
+ }
+ }
+ }
+ }
+
+ private boolean inImageBounds(Tree tree, TreeItem item, MouseEvent e) {
+ int selectedX = e.x;
+
+ int imageStartX = getImageStartX(item.getBounds().x, item.getBounds().width, tree);
+
+ int imageEndX = imageStartX + moreImage.getBounds().width;
+
+ return selectedX > imageStartX && selectedX < imageEndX;
+ }
+
+ public void mouseMove(MouseEvent e) {
+ if (toolTip != null && !toolTip.isDisposed()) {
+ toolTip.setVisible(false);
+ toolTip.dispose();
+ toolTip = null;
+ }
+
+ if (!(e.widget instanceof Tree) || e.widget.isDisposed()) {
+ return;
+ }
+ Tree tree = (Tree) e.widget;
+ final TreeItem item = findItem(tree, e.y);
+ if (item != null && !item.isDisposed()) {
+ if (lastItem != null && !lastItem.isDisposed() && !lastItem.equals(item)) {
+ boolean redraw = lastItem.getData(ID_HOVER) != NodeState.LESS;
+ lastItem.setData(ID_HOVER, NodeState.LESS);
+ if (redraw) {// hide the + immediately
+ redrawTree(lastItem);
+ }
+ }
+
+ currentItem = item;
+ long currentTime = System.currentTimeMillis();
+ if (currentTime - lastMoveTime > 250) {// user paused movement
+ startMoveTime = currentTime;
+ }
+
+ lastMoveTime = currentTime;
+ // be responsive for small moves but delay more for bigger ones
+ int delay = Math.min(100, (int) ((currentTime - startMoveTime) / 4.0));
+ PlatformUI.getWorkbench().getDisplay().timerExec(delay, new Runnable() {
+ public void run() {// do nothing if we aren't using the most recent item
+ if (currentItem == item && !item.isDisposed()) {
+ if (item.getData(ID_HOVER) != NodeState.MORE_ERROR) {
+ item.setData(ID_HOVER, NodeState.MORE);
+ }
+ if (lastItem == null || (!lastItem.isDisposed() && !lastItem.equals(item))) {
+ redrawTree(lastItem);
+ redrawTree(item);
+ }
+ lastItem = item;
+ }
+ }
+ });
+ } else {
+ if (lastItem != null && !lastItem.isDisposed() && !lastItem.equals(item)) {
+ lastItem.setData(ID_HOVER, NodeState.LESS);
+ redrawTree(lastItem);
+ }
+ lastItem = item;
+ }
+ }
+
+ public void dispose() {
+ if (toolTip != null && !toolTip.isDisposed()) {
+ toolTip.dispose();
+ }
+ }
+
+ public void mouseDoubleClick(MouseEvent e) {
+ // ignore
+
+ }
+
+ public void mouseDown(MouseEvent e) {
+ if (toolTip != null && !toolTip.isDisposed()) {
+ toolTip.setVisible(false);
+ toolTip.dispose();
+ toolTip = null;
+ }
+
+ if (!(e.widget instanceof Tree) || e.widget.isDisposed()) {
+ // we only handle tree's
+ return;
+ }
+
+ Tree tree = (Tree) e.widget;
+ TreeItem item = findItem(tree, e.y);
+
+ if (item == null || item.isDisposed() || e.button != 1) {
+ // we can't do anything if we cant find the tree items
+ return;
+ }
+
+ int prevNumberItems = item.getItemCount();
+ boolean prevHasData = true;
+ if (prevNumberItems > 0) {
+ prevHasData = item.getItem(0).getData() != null;
+ }
+ if (inImageBounds(tree, item, e)) {
+ browseFilteredListener.setWasExternalClick(true);
+ browseFilteredListener.unfilterSelection(viewer, new StructuredSelection(item.getData()));
+
+ int newNumItems = item.getItemCount();
+ if (newNumItems == prevNumberItems && prevHasData) {
+ item.setData(ID_HOVER, NodeState.MORE_ERROR);
+ redrawTree(item);
+ }
+ }
+ }
+
+ public void mouseUp(MouseEvent e) {
+ // ignore
+
+ }
+ }
+
+ private static final int IMAGE_PADDING = 5;
+
+ // XXX Update Images
+ private final Image moreImage = CommonImages.getImage(CommonImages.EXPAND);
+
+ private final Image moreErrorImage = CommonImages.getImage(CommonImages.REMOVE);
+
+ enum NodeState {
+ MORE, LESS, MORE_ERROR
+ };
+
+ private static final String ID_HOVER = "mylyn-context-hover"; //$NON-NLS-1$
+
+ private final TreeViewer treeViewer;
+
+ private MoveListener listener;
+
+ private final BrowseFilteredListener browseFilteredListener;
+
+ public FilteredChildrenDecorationDrawer(TreeViewer treeViewer, BrowseFilteredListener browseFilteredListener) {
+ this.treeViewer = treeViewer;
+ this.browseFilteredListener = browseFilteredListener;
+ }
+
+ public boolean applyToTreeViewer() {
+ Object data = treeViewer.getData(FilteredChildrenDecorationDrawer.class.getName());
+ if (data == null || Boolean.FALSE.equals(data)) {
+ treeViewer.setData(FilteredChildrenDecorationDrawer.class.getName(), Boolean.TRUE);
+ if (treeViewer.getTree() != null && !treeViewer.getTree().isDisposed()) {
+ treeViewer.getTree().addListener(SWT.PaintItem, this);
+
+ listener = new MoveListener(treeViewer, browseFilteredListener);
+ treeViewer.getTree().addMouseMoveListener(listener);
+ treeViewer.getTree().addMouseListener(listener);
+ treeViewer.getTree().addMouseTrackListener(listener);
+ return true;
+ }
+ }
+ return false;
+ }
+
+ public void dispose() {
+ if (treeViewer.getTree() == null || treeViewer.getTree().isDisposed()) {
+ return;
+ }
+ treeViewer.setData(FilteredChildrenDecorationDrawer.class.getName(), Boolean.FALSE);
+ treeViewer.getTree().removeListener(SWT.PaintItem, this);
+
+ if (listener != null) {
+ treeViewer.getTree().removeMouseMoveListener(listener);
+ treeViewer.getTree().removeMouseListener(listener);
+ treeViewer.getTree().removeMouseTrackListener(listener);
+ listener.dispose();
+ }
+ }
+
+ /*
+ * NOTE: MeasureItem, PaintItem and EraseItem are called repeatedly.
+ * Therefore, it is critical for performance that these methods be as
+ * efficient as possible.
+ */
+ public void handleEvent(Event event) {
+
+ if (!(event.widget instanceof Tree)) {
+ // we only handle tree's
+ return;
+ }
+
+ switch (event.type) {
+ case SWT.PaintItem: {
+ Tree tree = (Tree) event.widget;
+ if (tree.isDisposed() || event.index != 0) {
+ return;
+ }
+ TreeItem item = findItem(tree, event.y);
+ if (item == null || item.isDisposed()) {
+ return;
+ }
+
+ int imageStartX = getImageStartX(event.x, event.width, tree);
+
+ NodeState value = (NodeState) item.getData(ID_HOVER);
+
+ int imageStartY = event.y;
+ int imageHeight = moreImage.getBounds().height;
+ if (value != null && value.equals(NodeState.MORE_ERROR)) {
+ imageHeight = moreErrorImage.getBounds().height;
+ }
+
+ int offset = Math.round(((float) event.height) / 2 - ((float) imageHeight) / 2);
+ imageStartY += offset;
+ Rectangle clipping = event.gc.getClipping();
+ if (clipping.width < imageStartX && clipping.width > 0) {
+ clipping.width += IMAGE_PADDING + moreImage.getBounds().width;
+ event.gc.setClipping(clipping);
+ }
+ if (value != null && value.equals(NodeState.MORE)) {
+ event.gc.drawImage(moreImage, imageStartX, imageStartY);
+ } else if (value != null && value.equals(NodeState.MORE_ERROR)) {
+ event.gc.drawImage(moreErrorImage, imageStartX, imageStartY);
+ }
+ break;
+ }
+ }
+ }
+
+ private int getImageStartX(int x, int width, Tree tree) {
+ int imageStartX = x + width + IMAGE_PADDING;
+
+ int imageEndX = imageStartX + moreImage.getBounds().width;
+
+ Rectangle clientArea = tree.getClientArea();
+ int currentTreeBounds = clientArea.x + clientArea.width;
+ if (imageStartX > currentTreeBounds) {
+ imageStartX = currentTreeBounds - moreImage.getBounds().width;
+ }
+
+ float tolerance = 0;//moreImage.getBounds().width - (((float) moreImage.getBounds().width) / 3 * 2); // draw over item if more than 33% of the image is hidden
+ if (imageEndX > currentTreeBounds && imageEndX - currentTreeBounds > tolerance) {
+ imageStartX = currentTreeBounds - moreImage.getBounds().width;
+ }
+ return imageStartX;
+ }
+
+ private TreeItem findItem(Tree tree, int y) {
+ TreeItem item = null;
+ Point size = tree.getSize();
+ final int RATE = 17;
+ for (int i = 0; i <= RATE && item == null; i++) {
+ int position = size.x / RATE + (i * size.x / RATE);
+ item = tree.getItem(new Point(position, y));
+ }
+ return item;
+ }
+}
diff --git a/org.eclipse.mylyn.team.ui/src/org/eclipse/mylyn/internal/team/ui/history/messages.properties b/org.eclipse.mylyn.team.ui/src/org/eclipse/mylyn/internal/team/ui/history/messages.properties
index 42d1ae0..ece1630 100644
--- a/org.eclipse.mylyn.team.ui/src/org/eclipse/mylyn/internal/team/ui/history/messages.properties
+++ b/org.eclipse.mylyn.team.ui/src/org/eclipse/mylyn/internal/team/ui/history/messages.properties
@@ -1,15 +1,18 @@
-###############################################################################
-# Copyright (c) 2015 Tasktop Technologies.
-# All rights reserved. This program and the accompanying materials
-# are made available under the terms of the Tasktop EULA
-# which accompanies this distribution, and is available at
-# http://tasktop.com/legal
-###############################################################################
-TaskHistoryPage_Added_Column_Label=Added
-TaskHistoryPage_Author_Column_Label=Author
-TaskHistoryPage_Field_Column_Label=Field
-TaskHistoryPage_New_Value_Label=New Value
-TaskHistoryPage_Old_Value_Label=Old Value
-TaskHistoryPage_Removed_Column_Label=Removed
-TaskHistoryPage_Task_history_for_X_Desscription_Label=Task history for {0}
-TaskHistoryPage_Time_Column_Label=Time
+###############################################################################
+# Copyright (c) 2015 Tasktop Technologies and others.
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Eclipse Public License v1.0
+# which accompanies this distribution, and is available at
+# http://www.eclipse.org/legal/epl-v10.html
+#
+# Contributors:
+# Tasktop Technologies - initial API and implementation
+###############################################################################
+TaskHistoryPage_Added_Column_Label=Added
+TaskHistoryPage_Author_Column_Label=Author
+TaskHistoryPage_Field_Column_Label=Field
+TaskHistoryPage_New_Value_Label=New Value
+TaskHistoryPage_Old_Value_Label=Old Value
+TaskHistoryPage_Removed_Column_Label=Removed
+TaskHistoryPage_Task_history_for_X_Desscription_Label=Task history for {0}
+TaskHistoryPage_Time_Column_Label=Time
