memories/patches/scroller.patch

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2022-10-29 22:50:14 +00:00
--- ./node_modules/vue-virtual-scroller/dist/vue-virtual-scroller.esm.js 2022-10-29 15:40:12.517184534 -0700
+++ ./node_modules/vue-virtual-scroller/dist/vue-virtual-scroller.esm.js 2022-10-29 15:40:42.814432774 -0700
@@ -99,6 +99,10 @@
type: Boolean,
default: false
},
+ updateInterval: {
+ type: Number,
+ default: 0,
+ },
skipHover: {
type: Boolean,
default: false
@@ -262,7 +266,9 @@
handleScroll(event) {
if (!this.$_scrollDirty) {
this.$_scrollDirty = true;
- requestAnimationFrame(() => {
+ if (this.$_updateTimeout) return
+
+ const requestUpdate = () => requestAnimationFrame(() => {
this.$_scrollDirty = false;
const {
continuous
@@ -272,9 +278,19 @@
// When non continous scrolling is ending, we force a refresh
if (!continuous) {
clearTimeout(this.$_refreshTimout);
- this.$_refreshTimout = setTimeout(this.handleScroll, 100);
+ this.$_refreshTimout = setTimeout(this.handleScroll, this.updateInterval + 100);
}
});
+
+ requestUpdate()
+
+ // Schedule the next update with throttling
+ if (this.updateInterval) {
+ this.$_updateTimeout = setTimeout(() => {
+ this.$_updateTimeout = 0
+ if (this.$_scrollDirty) requestUpdate();
+ }, this.updateInterval)
+ }
}
},
handleVisibilityChange(isVisible, entry) {
@@ -505,7 +521,7 @@
// After the user has finished scrolling
// Sort views so text selection is correct
clearTimeout(this.$_sortTimer);
- this.$_sortTimer = setTimeout(this.sortViews, 300);
+ this.$_sortTimer = setTimeout(this.sortViews, this.updateInterval + 300);
return {
continuous
};