diff options
Diffstat (limited to 'bundles/org.eclipse.compare/compare/org/eclipse/compare/internal/MergeViewerContentProvider.java')
| -rw-r--r-- | bundles/org.eclipse.compare/compare/org/eclipse/compare/internal/MergeViewerContentProvider.java | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/bundles/org.eclipse.compare/compare/org/eclipse/compare/internal/MergeViewerContentProvider.java b/bundles/org.eclipse.compare/compare/org/eclipse/compare/internal/MergeViewerContentProvider.java new file mode 100644 index 000000000..29994d804 --- /dev/null +++ b/bundles/org.eclipse.compare/compare/org/eclipse/compare/internal/MergeViewerContentProvider.java @@ -0,0 +1,142 @@ +/*
+ * Licensed Materials - Property of IBM,
+ * WebSphere Studio Workbench
+ * (c) Copyright IBM Corp 2000, 2001
+ */
+package org.eclipse.compare.internal;
+
+import org.eclipse.swt.graphics.Image;
+
+import org.eclipse.jface.viewers.Viewer;
+
+import org.eclipse.compare.*;
+import org.eclipse.compare.structuremergeviewer.*;
+import org.eclipse.compare.contentmergeviewer.IMergeViewerContentProvider;
+
+/**
+ * Adapts any <code>ContentMergeViewer</code> to work on an <code>ICompareInput</code>
+ * e.g. a <code>DiffNode</code>.
+ */
+public class MergeViewerContentProvider implements IMergeViewerContentProvider {
+
+ private CompareConfiguration fCompareConfiguration;
+
+ public MergeViewerContentProvider(CompareConfiguration cc) {
+ fCompareConfiguration= cc;
+ }
+
+ public void dispose() {
+ }
+
+ public void inputChanged(Viewer v, Object o1, Object o2) {
+ }
+
+ //---- ancestor
+
+ public String getAncestorLabel(Object element) {
+ return fCompareConfiguration.getAncestorLabel(element);
+ }
+
+ public Image getAncestorImage(Object element) {
+ return fCompareConfiguration.getAncestorImage(element);
+ }
+
+ public Object getAncestorContent(Object element) {
+ if (element instanceof ICompareInput)
+ return ((ICompareInput) element).getAncestor();
+ return null;
+ }
+
+ public boolean showAncestor(Object element) {
+ if (element instanceof ICompareInput)
+ return (((ICompareInput)element).getKind() & Differencer.DIRECTION_MASK) == Differencer.CONFLICTING;
+ return false;
+ }
+
+ //---- left
+
+ public String getLeftLabel(Object element) {
+ return fCompareConfiguration.getLeftLabel(element);
+ }
+
+ public Image getLeftImage(Object element) {
+ return fCompareConfiguration.getLeftImage(element);
+ }
+
+ public Object getLeftContent(Object element) {
+ if (element instanceof ICompareInput)
+ return ((ICompareInput) element).getLeft();
+ return null;
+ }
+
+ public boolean isLeftEditable(Object element) {
+ if (element instanceof ICompareInput) {
+ Object left= ((ICompareInput) element).getLeft();
+ if (left == null) {
+ IDiffElement parent= ((IDiffElement)element).getParent();
+ if (parent instanceof ICompareInput)
+ left= ((ICompareInput) parent).getLeft();
+ }
+ if (left instanceof IEditableContent)
+ return ((IEditableContent)left).isEditable();
+ }
+ return false;
+ }
+
+ public void saveLeftContent(Object element, byte[] bytes) {
+ if (element instanceof ICompareInput) {
+ ICompareInput node= (ICompareInput) element;
+ if (bytes != null) {
+ ITypedElement left= node.getLeft();
+ if (left instanceof IEditableContent)
+ ((IEditableContent)left).setContent(bytes);
+ } else {
+ node.copy(false);
+ }
+ }
+ }
+
+ //---- right
+
+ public String getRightLabel(Object element) {
+ return fCompareConfiguration.getRightLabel(element);
+ }
+
+ public Image getRightImage(Object element) {
+ return fCompareConfiguration.getRightImage(element);
+ }
+
+ public Object getRightContent(Object element) {
+ if (element instanceof ICompareInput)
+ return ((ICompareInput) element).getRight();
+ return null;
+ }
+
+ public boolean isRightEditable(Object element) {
+ if (element instanceof ICompareInput) {
+ Object right= ((ICompareInput) element).getRight();
+ if (right == null) {
+ IDiffContainer parent= ((IDiffElement)element).getParent();
+ if (parent instanceof ICompareInput)
+ right= ((ICompareInput) parent).getRight();
+ }
+ if (right instanceof IEditableContent)
+ return ((IEditableContent)right).isEditable();
+ }
+ return false;
+ }
+
+ public void saveRightContent(Object element, byte[] bytes) {
+ if (element instanceof ICompareInput) {
+ ICompareInput node= (ICompareInput) element;
+ if (bytes != null) {
+ ITypedElement right= node.getRight();
+ if (right instanceof IEditableContent)
+ ((IEditableContent)right).setContent(bytes);
+ } else {
+ node.copy(true);
+ }
+ }
+ }
+}
+
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