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Check for null when undoing history actions

pull/347/head
Nick O'Leary 2014-08-20 17:05:01 +01:00
parent 44a51e849d
commit 47b4ebc92f
1 changed files with 30 additions and 16 deletions
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14
public/red/history.js
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@ -34,27 +34,39 @@ RED.history = (function() {
var i; var i;
if (ev) { if (ev) {
if (ev.t == 'add') { if (ev.t == 'add') {
if (ev.nodes) {
for (i=0;i<ev.nodes.length;i++) { for (i=0;i<ev.nodes.length;i++) {
RED.nodes.remove(ev.nodes[i]); RED.nodes.remove(ev.nodes[i]);
} }
}
if (ev.links) {
for (i=0;i<ev.links.length;i++) { for (i=0;i<ev.links.length;i++) {
RED.nodes.removeLink(ev.links[i]); RED.nodes.removeLink(ev.links[i]);
} }
}
if (ev.workspaces) {
for (i=0;i<ev.workspaces.length;i++) { for (i=0;i<ev.workspaces.length;i++) {
RED.nodes.removeWorkspace(ev.workspaces[i].id); RED.nodes.removeWorkspace(ev.workspaces[i].id);
RED.view.removeWorkspace(ev.workspaces[i]); RED.view.removeWorkspace(ev.workspaces[i]);
} }
}
} else if (ev.t == "delete") { } else if (ev.t == "delete") {
if (ev.workspaces) {
for (i=0;i<ev.workspaces.length;i++) { for (i=0;i<ev.workspaces.length;i++) {
RED.nodes.addWorkspace(ev.workspaces[i]); RED.nodes.addWorkspace(ev.workspaces[i]);
RED.view.addWorkspace(ev.workspaces[i]); RED.view.addWorkspace(ev.workspaces[i]);
} }
}
if (ev.nodes) {
for (i=0;i<ev.nodes.length;i++) { for (i=0;i<ev.nodes.length;i++) {
RED.nodes.add(ev.nodes[i]); RED.nodes.add(ev.nodes[i]);
} }
}
if (ev.links) {
for (i=0;i<ev.links.length;i++) { for (i=0;i<ev.links.length;i++) {
RED.nodes.addLink(ev.links[i]); RED.nodes.addLink(ev.links[i]);
} }
}
} else if (ev.t == "move") { } else if (ev.t == "move") {
for (i=0;i<ev.nodes.length;i++) { for (i=0;i<ev.nodes.length;i++) {
var n = ev.nodes[i]; var n = ev.nodes[i];
@ -69,9 +81,11 @@ RED.history = (function() {
} }
} }
RED.editor.updateNodeProperties(ev.node); RED.editor.updateNodeProperties(ev.node);
if (ev.links) {
for (i=0;i<ev.links.length;i++) { for (i=0;i<ev.links.length;i++) {
RED.nodes.addLink(ev.links[i]); RED.nodes.addLink(ev.links[i]);
} }
}
RED.editor.validateNode(ev.node); RED.editor.validateNode(ev.node);
ev.node.dirty = true; ev.node.dirty = true;
ev.node.changed = ev.changed; ev.node.changed = ev.changed;