javascript/ionic-framework
1
0
Fork 0
mirror of https://github.com/ionic-team/ionic-framework.git synced 2025-08-23 22:17:40 +08:00
Code Issues Packages Projects Releases Wiki Activity

fix(virtual-scroll): fix tests

Browse Source
This commit is contained in:
Manu Mtz.-Almeida
2018-02-06 20:02:38 +01:00
parent fcbe1818fa
commit 2ebd460b84
3 changed files with 71 additions and 80 deletions
Download Patch File Download Diff File Expand all files Collapse all files

70
packages/core/src/components/virtual-scroll/test/basic.html
View File

@ -24,7 +24,6 @@
<ion-content> <ion-content>
<p> <p>
<ion-button onclick="addItems()">Add Items</ion-button> <ion-button onclick="addItems()">Add Items</ion-button>
</p> </p>
<ion-virtual-scroll id="virtual"></ion-virtual-scroll> <ion-virtual-scroll id="virtual"></ion-virtual-scroll>
</ion-content> </ion-content>
@ -38,48 +37,45 @@
const virtual = document.getElementById('virtual'); const virtual = document.getElementById('virtual');
virtual.addItems() virtual.addItems()
} }
async function init() {
const virtual = await document.getElementById('virtual').componentOnReady();
virtual.itemHeight = () => 45;
virtual.headerFn = (item, index) => {
if (index % 20 === 0) {
return 'Header ' + index;
}
return null;
}
function renderItem(el, item) { const virtual = document.getElementById('virtual');
if (!el) { virtual.itemHeight = () => 45;
el = document.createElement('ion-item'); virtual.headerFn = (item, index) => {
const text = document.createTextNode(item); if (index % 20 === 0) {
el['$content'] = text; return 'Header ' + index;
el.appendChild(text);
} else {
el['$content'].nodeValue = item;
}
return el;
} }
return null;
}
function renderHeader(el, item) { function renderItem(el, item) {
if (!el) { if (!el) {
el = document.createElement('ion-item-divider'); el = document.createElement('ion-item');
const text = document.createTextNode(item); const text = document.createTextNode(item);
el['$content'] = text; el['$content'] = text;
el.appendChild(text); el.appendChild(text);
} else { } else {
el['$content'].nodeValue = item; el['$content'].nodeValue = item;
}
return el;
} }
return el;
}
virtual.itemRender = (el, cell) => { function renderHeader(el, item) {
if (cell.type === 0) return renderItem(el, cell.value); if (!el) {
return renderHeader(el, cell.value); el = document.createElement('ion-item-divider');
}; const text = document.createTextNode(item);
virtual.items = Array.from({length: 1000}, (x, i) => i); el['$content'] = text;
el.appendChild(text);
} else {
el['$content'].nodeValue = item;
}
return el;
}
virtual.itemRender = (el, cell) => {
if (cell.type === 0) return renderItem(el, cell.value);
return renderHeader(el, cell.value);
}; };
setTimeout(init, 200); virtual.items = Array.from({length: 1000}, (x, i) => i);
</script> </script>
</body> </body>
</html> </html>

75
packages/core/src/components/virtual-scroll/test/cards.html
View File

@ -27,54 +27,47 @@
</ion-app> </ion-app>
<script> <script>
const virtual = document.getElementById('virtual');
virtual.approxItemHeight = 200;
async function init() { virtual.headerFn = (item, index) => {
const virtual = await document.getElementById('virtual').componentOnReady(); if (index % 20 === 0) {
virtual.approxItemHeight = 200; return 'Header ' + index;
// virtual.itemHeight = (item) => 69 + 40 + 22 * Math.ceil(item.content.length/30);
virtual.headerFn = (item, index) => {
if (index % 20 === 0) {
return 'Header ' + index;
}
return null;
} }
return null;
}
function renderItem(el, item) {
function renderItem(el, item) { if (!el) {
if (!el) { el = document.createElement('ion-card');
el = document.createElement('ion-card');
}
el.innerHTML = `
<ion-card-header>
<ion-card-title>Card Header</ion-card-title>
</ion-card-header>
<ion-card-content>${item.content}</ion-card-content>`;
return el;
} }
el.innerHTML = `
<ion-card-header>
<ion-card-title>Card Header</ion-card-title>
</ion-card-header>
<ion-card-content>${item.content}</ion-card-content>`;
return el;
}
function renderHeader(el, item) { function renderHeader(el, item) {
if (!el) { if (!el) {
el = document.createElement('ion-item-divider'); el = document.createElement('ion-item-divider');
}
el.textContent = item;
return el;
} }
el.textContent = item;
return el;
}
virtual.itemRender = (el, cell) => { virtual.itemRender = (el, cell) => {
if (cell.type === 0) return renderItem(el, cell.value); if (cell.type === 0) return renderItem(el, cell.value);
return renderHeader(el, cell.value); return renderHeader(el, cell.value);
};
const lorem = 'Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.';
const items = [];
for (var i = 0; i < 1000; i++) {
items.push({
content: lorem.substring(0, (Math.random() * (lorem.length - 100)) + 100)
});
}
virtual.items = items;
}; };
setTimeout(init, 200); const lorem = 'Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.';
const items = [];
for (var i = 0; i < 1000; i++) {
items.push({
content: lorem.substring(0, (Math.random() * (lorem.length - 100)) + 100)
});
}
virtual.items = items;
</script> </script>
</body> </body>

6
packages/core/src/components/virtual-scroll/virtual-scroll.scss
View File

@ -6,7 +6,7 @@ ion-virtual-scroll {
width: 100%; width: 100%;
// contain: strict; contain: content;
} }
.virtual-loading { .virtual-loading {
@ -18,6 +18,8 @@ ion-virtual-scroll {
position: absolute; position: absolute;
transition-duration: 0ms;
will-change: transform; will-change: transform;
// contain: strict; contain: content;
} }