X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=org.simantics.interop.update%2Fsrc%2Forg%2Fsimantics%2Finterop%2Fupdate%2Fmodel%2FUpdateOp.java;fp=org.simantics.interop.update%2Fsrc%2Forg%2Fsimantics%2Finterop%2Fupdate%2Fmodel%2FUpdateOp.java;h=6fba56723f2c5cf2cca45117643664eb30448991;hb=99c2a46dea84c410448a87c7f287e66a17ccde56;hp=00d113938bb83c7c3d909b91083a18c0d00f86d3;hpb=7f27fe15240dbb56d9525671c44468cdbc934199;p=simantics%2Finterop.git

diff --git a/org.simantics.interop.update/src/org/simantics/interop/update/model/UpdateOp.java b/org.simantics.interop.update/src/org/simantics/interop/update/model/UpdateOp.java
index 00d1139..6fba567 100644
--- a/org.simantics.interop.update/src/org/simantics/interop/update/model/UpdateOp.java
+++ b/org.simantics.interop.update/src/org/simantics/interop/update/model/UpdateOp.java
@@ -23,6 +23,7 @@ public abstract class UpdateOp {
 	private boolean manualSelection = false;
 	protected boolean applied = false;
 	protected boolean visible = true;
+	protected boolean enabled = true;
 	
 	private Collection<UpdateOp> parentOps = new ArrayList<UpdateOp>();
 	private Collection<UpdateOp> subOps = new ArrayList<UpdateOp>();
@@ -97,6 +98,10 @@ public abstract class UpdateOp {
 	}
 	
 	public boolean select(boolean select) {
+	    if (!enabled)
+	        return false;
+	    if (!isChange())
+	        return false;
 		boolean b = _select(select);
 		if (b)
 			manualSelection = true;
@@ -108,6 +113,8 @@ public abstract class UpdateOp {
 			return true;
 		if (applied)
 			return false;
+		if (!isChange())
+		    return false;
 		if (select) {
 			if (selectParentOps()) {
 				for (UpdateOp op : parentOps)
@@ -149,6 +156,18 @@ public abstract class UpdateOp {
 		return visible;
 	}
 	
+	/**
+     * Is change enabled. Disabled changes do not allow changing selected state.
+     * @return
+     */
+    public boolean enabled() {
+        return enabled;
+    }
+    
+    public void setEnabled(boolean enabled) {
+        this.enabled = enabled;
+    }
+	
 	
 	public void apply(WriteGraph g) throws DatabaseException {
 		if (applied)