[evolution/wip/mcrha/webkit-jsc-api] e-undo-redo.js: Modify selection before delete only when it's collapsed

[Milan Crha <mcrha src gnome org>]

commit 7e5c769746dc1d3940a75a15fd8ca355232c6cf7
Author: Milan Crha <mcrha redhat com>
Date:   Tue Nov 26 09:43:08 2019 +0100

    e-undo-redo.js: Modify selection before delete only when it's collapsed

 data/webkit/e-undo-redo.js | 96 +++++++++++++++++++++++-----------------------
 1 file changed, 49 insertions(+), 47 deletions(-)
---
diff --git a/data/webkit/e-undo-redo.js b/data/webkit/e-undo-redo.js
index 3a18649762..bad85b764b 100644
--- a/data/webkit/e-undo-redo.js
+++ b/data/webkit/e-undo-redo.js
@@ -384,53 +384,55 @@ EvoUndoRedo.before_input_cb = function(inputEvent)
        if (EvoUndoRedo.isWordDelimEvent(inputEvent))
                opType += "::WordDelim";
 
-       if (opType == "deleteWordBackward") {
-               var sel = EvoSelection.Store(document);
-               document.getSelection().modify("move", "backward", "word");
-               startNode = document.getSelection().baseNode;
-               EvoSelection.Restore(document, sel);
-       } else if (opType == "deleteWordForward") {
-               var sel = EvoSelection.Store(document);
-               document.getSelection().modify("move", "forward", "word");
-               startNode = document.getSelection().baseNode;
-               EvoSelection.Restore(document, sel);
-       } else if (opType == "deleteSoftLineBackward") {
-               var sel = EvoSelection.Store(document);
-               document.getSelection().modify("move", "backward", "line");
-               startNode = document.getSelection().baseNode;
-               EvoSelection.Restore(document, sel);
-       } else if (opType == "deleteSoftLineForward") {
-               var sel = EvoSelection.Store(document);
-               document.getSelection().modify("move", "forward", "line");
-               startNode = document.getSelection().baseNode;
-               EvoSelection.Restore(document, sel);
-       } else if (opType == "deleteEntireSoftLine") {
-               var sel = EvoSelection.Store(document);
-               document.getSelection().modify("move", "backward", "line");
-               startNode = document.getSelection().baseNode;
-               document.getSelection().modify("move", "forward", "line");
-               endNode = document.getSelection().baseNode;
-               EvoSelection.Restore(document, sel);
-       } else if (opType == "deleteHardLineBackward") {
-               var sel = EvoSelection.Store(document);
-               document.getSelection().modify("move", "backward", "paragraph");
-               startNode = document.getSelection().baseNode;
-               EvoSelection.Restore(document, sel);
-       } else if (opType == "deleteHardLineForward") {
-               var sel = EvoSelection.Store(document);
-               document.getSelection().modify("move", "forward", "paragraph");
-               startNode = document.getSelection().baseNode;
-               EvoSelection.Restore(document, sel);
-       } else if (opType == "deleteContentBackward") {
-               var sel = EvoSelection.Store(document);
-               document.getSelection().modify("move", "backward", "paragraph");
-               startNode = document.getSelection().baseNode;
-               EvoSelection.Restore(document, sel);
-       } else if (opType == "deleteContentForward") {
-               var sel = EvoSelection.Store(document);
-               document.getSelection().modify("move", "forward", "paragraph");
-               startNode = document.getSelection().baseNode;
-               EvoSelection.Restore(document, sel);
+       if (document.getSelection().isCollapsed) {
+               if (opType == "deleteWordBackward") {
+                       var sel = EvoSelection.Store(document);
+                       document.getSelection().modify("move", "backward", "word");
+                       startNode = document.getSelection().baseNode;
+                       EvoSelection.Restore(document, sel);
+               } else if (opType == "deleteWordForward") {
+                       var sel = EvoSelection.Store(document);
+                       document.getSelection().modify("move", "forward", "word");
+                       startNode = document.getSelection().baseNode;
+                       EvoSelection.Restore(document, sel);
+               } else if (opType == "deleteSoftLineBackward") {
+                       var sel = EvoSelection.Store(document);
+                       document.getSelection().modify("move", "backward", "line");
+                       startNode = document.getSelection().baseNode;
+                       EvoSelection.Restore(document, sel);
+               } else if (opType == "deleteSoftLineForward") {
+                       var sel = EvoSelection.Store(document);
+                       document.getSelection().modify("move", "forward", "line");
+                       startNode = document.getSelection().baseNode;
+                       EvoSelection.Restore(document, sel);
+               } else if (opType == "deleteEntireSoftLine") {
+                       var sel = EvoSelection.Store(document);
+                       document.getSelection().modify("move", "backward", "line");
+                       startNode = document.getSelection().baseNode;
+                       document.getSelection().modify("move", "forward", "line");
+                       endNode = document.getSelection().baseNode;
+                       EvoSelection.Restore(document, sel);
+               } else if (opType == "deleteHardLineBackward") {
+                       var sel = EvoSelection.Store(document);
+                       document.getSelection().modify("move", "backward", "paragraph");
+                       startNode = document.getSelection().baseNode;
+                       EvoSelection.Restore(document, sel);
+               } else if (opType == "deleteHardLineForward") {
+                       var sel = EvoSelection.Store(document);
+                       document.getSelection().modify("move", "forward", "paragraph");
+                       startNode = document.getSelection().baseNode;
+                       EvoSelection.Restore(document, sel);
+               } else if (opType == "deleteContentBackward") {
+                       var sel = EvoSelection.Store(document);
+                       document.getSelection().modify("move", "backward", "paragraph");
+                       startNode = document.getSelection().baseNode;
+                       EvoSelection.Restore(document, sel);
+               } else if (opType == "deleteContentForward") {
+                       var sel = EvoSelection.Store(document);
+                       document.getSelection().modify("move", "forward", "paragraph");
+                       startNode = document.getSelection().baseNode;
+                       EvoSelection.Restore(document, sel);
+               }
        }
 
        record = EvoUndoRedo.StartRecord(EvoUndoRedo.RECORD_KIND_EVENT, opType, startNode, endNode,