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-rw-r--r--ext/bg/js/options-form.js2
-rw-r--r--ext/bg/js/options.js2
-rw-r--r--ext/fg/js/range.js27
3 files changed, 23 insertions, 8 deletions
diff --git a/ext/bg/js/options-form.js b/ext/bg/js/options-form.js
index 239b09d5..d515b789 100644
--- a/ext/bg/js/options-form.js
+++ b/ext/bg/js/options-form.js
@@ -40,7 +40,7 @@ function formToOptions(section, callback) {
switch (section) {
case 'general':
- optsNew.scanLength = $('#scan-length').val();
+ optsNew.scanLength = parseInt($('#scan-length').val());
optsNew.activateOnStartup = $('#activate-on-startup').prop('checked');
optsNew.loadEnamDict = $('#load-enamdict').prop('checked');
optsNew.selectMatchedText = $('#select-matched-text').prop('checked');
diff --git a/ext/bg/js/options.js b/ext/bg/js/options.js
index f131ab9b..0a5197f9 100644
--- a/ext/bg/js/options.js
+++ b/ext/bg/js/options.js
@@ -38,6 +38,8 @@ function sanitizeOptions(options) {
}
}
+ options.scanLength = parseInt(options.scanLength);
+
return options;
}
diff --git a/ext/fg/js/range.js b/ext/fg/js/range.js
index 0cf79ddf..f6af7122 100644
--- a/ext/fg/js/range.js
+++ b/ext/fg/js/range.js
@@ -27,16 +27,29 @@ class Range {
}
setLength(length) {
- const node = this.rng.startContainer;
- const offset = this.rng.startOffset;
+ const end = this.findEnd(this.rng.startContainer, this.rng.startOffset, length);
+ this.rng.setEnd(end.node, end.offset);
+ }
+
+ findEnd(node, offset, length) {
+ if (node.nodeType === 3) {
+ const remainder = node.data.length - offset;
+ if (remainder >= length) {
+ return {node, offset: offset + length};
+ }
+
+ length -= remainder;
+ }
+
+ if (node.childNodes.length > 0) {
+ return this.findEnd(node.childNodes[0], 0, length);
+ }
- length = Math.min(node.length - offset, length);
- if (length === 0) {
- return null;
+ if (node.nextSibling !== null) {
+ return this.findEnd(node.nextSibling, 0, length);
}
- this.rng.setEnd(node, offset + length);
- return length;
+ return {node, offset: node.data.length};
}
containsPoint(point) {