summaryrefslogtreecommitdiff
path: root/ext/fg/js
diff options
context:
space:
mode:
authorAlex Yatskov <alex@foosoft.net>2017-02-28 20:23:29 -0800
committerAlex Yatskov <alex@foosoft.net>2017-02-28 20:23:29 -0800
commite326b02898d348ae320a7c4d1737ead99805489c (patch)
tree3722c8ab3983d7670146880a3c5c6fb8ea862881 /ext/fg/js
parent5b66afde74422c1beac8cf3e25b5aa879c976555 (diff)
fix various issues related to scanning form fields1.0.17
Diffstat (limited to 'ext/fg/js')
-rw-r--r--ext/fg/js/popup.js8
-rw-r--r--ext/fg/js/util.js41
2 files changed, 39 insertions, 10 deletions
diff --git a/ext/fg/js/popup.js b/ext/fg/js/popup.js
index 751c6acc..a9e27f49 100644
--- a/ext/fg/js/popup.js
+++ b/ext/fg/js/popup.js
@@ -31,10 +31,10 @@ class Popup {
}
showAt(rect) {
- this.container.style.left = rect.x + 'px';
- this.container.style.top = rect.y + 'px';
- this.container.style.height = rect.height + 'px';
- this.container.style.width = rect.width + 'px';
+ this.container.style.left = `${rect.x}px`;
+ this.container.style.top = `${rect.y}px`;
+ this.container.style.height = `${rect.height}px`;
+ this.container.style.width = `${rect.width}px`;
this.container.style.visibility = 'visible';
}
diff --git a/ext/fg/js/util.js b/ext/fg/js/util.js
index 99da6381..01df01d7 100644
--- a/ext/fg/js/util.js
+++ b/ext/fg/js/util.js
@@ -66,19 +66,41 @@ function addDefinition(definition, mode) {
return invokeBgApi('addDefinition', {definition, mode});
}
+function getElementOffset(element) {
+ const scrollTop = window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop;
+ const scrollLeft = window.pageXOffset || document.documentElement.scrollLeft || document.body.scrollLeft;
+
+ const clientTop = document.documentElement.clientTop || document.body.clientTop || 0;
+ const clientLeft = document.documentElement.clientLeft || document.body.clientLeft || 0;
+
+ const rect = element.getBoundingClientRect();
+ const top = Math.round(rect.top + scrollTop - clientTop);
+ const left = Math.round(rect.left + scrollLeft - clientLeft);
+
+ return {top, left};
+}
+
function createImposter(element) {
- const imposter = document.createElement('div');
- const elementRect = element.getBoundingClientRect();
+ const styleProps = window.getComputedStyle(element);
+ const stylePairs = [];
+ for (const key of styleProps) {
+ stylePairs.push(`${key}: ${styleProps[key]};`);
+ }
+ const offset = getElementOffset(element);
+ const imposter = document.createElement('div');
imposter.className = 'yomichan-imposter';
imposter.innerText = element.value;
- imposter.style.cssText = window.getComputedStyle(element).cssText;
+ imposter.style.cssText = stylePairs.join('\n');
imposter.style.position = 'absolute';
- imposter.style.top = elementRect.top + 'px';
- imposter.style.left = elementRect.left + 'px';
+ imposter.style.top = `${offset.top}px`;
+ imposter.style.left = `${offset.left}px`;
imposter.style.zIndex = 2147483646;
- document.body.appendChild(imposter);
+ if (element.nodeName === 'TEXTAREA' && styleProps.overflow === 'visible') {
+ imposter.style.overflow = 'auto';
+ }
+ document.body.appendChild(imposter);
imposter.scrollTop = element.scrollTop;
imposter.scrollLeft = element.scrollLeft;
}
@@ -89,6 +111,12 @@ function destroyImposters() {
}
}
+function hideImposters() {
+ for (const element of document.getElementsByClassName('yomichan-imposter')) {
+ element.style.visibility = 'hidden';
+ }
+}
+
function textSourceFromPoint(point, imposter) {
const element = document.elementFromPoint(point.x, point.y);
if (element !== null) {
@@ -101,6 +129,7 @@ function textSourceFromPoint(point, imposter) {
const range = document.caretRangeFromPoint(point.x, point.y);
if (range !== null) {
+ hideImposters();
return new TextSourceRange(range);
}