support resizable columns for touch (tablets)

This commit is contained in:
Andray 2024-02-22 17:04:56 +04:00
parent 1da05297ea
commit 85abbbb8fa

View File

@ -65,21 +65,31 @@
resizeHandle.classList.add('resize-handle'); resizeHandle.classList.add('resize-handle');
parent.insertBefore(resizeHandle, rightCol); parent.insertBefore(resizeHandle, rightCol);
resizeHandle.addEventListener('mousedown', (evt) => { ['mousedown', 'touchstart'].forEach((eventType) => {
if (evt.button !== 0) return; resizeHandle.addEventListener(eventType, (evt) => {
if (eventType.startsWith('mouse')){
if (evt.button !== 0) return;
} else {
if (evt.changedTouches.length !== 1) return;
}
evt.preventDefault(); evt.preventDefault();
evt.stopPropagation(); evt.stopPropagation();
document.body.classList.add('resizing'); document.body.classList.add('resizing');
R.tracking = true; R.tracking = true;
R.parent = parent; R.parent = parent;
R.parentWidth = parent.offsetWidth; R.parentWidth = parent.offsetWidth;
R.handle = resizeHandle; R.handle = resizeHandle;
R.leftCol = leftCol; R.leftCol = leftCol;
R.leftColStartWidth = leftCol.offsetWidth; R.leftColStartWidth = leftCol.offsetWidth;
R.screenX = evt.screenX; if (eventType.startsWith('mouse')){
R.screenX = evt.screenX;
} else {
R.screenX = evt.changedTouches[0].screenX;
}
});
}); });
resizeHandle.addEventListener('dblclick', (evt) => { resizeHandle.addEventListener('dblclick', (evt) => {
@ -92,30 +102,46 @@
afterResize(parent); afterResize(parent);
} }
window.addEventListener('mousemove', (evt) => { ['mousemove', 'touchmove'].forEach((eventType) => {
if (evt.button !== 0) return; window.addEventListener(eventType, (evt) => {
if (eventType.startsWith('mouse')){
if (evt.button !== 0) return;
} else {
if (evt.changedTouches.length !== 1) return;
}
if (R.tracking) { if (R.tracking) {
evt.preventDefault(); evt.preventDefault();
evt.stopPropagation(); evt.stopPropagation();
const delta = R.screenX - evt.screenX; if (eventType.startsWith('mouse')){
const leftColWidth = Math.max(Math.min(R.leftColStartWidth - delta, R.parent.offsetWidth - GRADIO_MIN_WIDTH - PAD), GRADIO_MIN_WIDTH); var delta = R.screenX - evt.screenX;
setLeftColGridTemplate(R.parent, leftColWidth); } else {
} var delta = R.screenX - evt.changedTouches[0].screenX;
}
const leftColWidth = Math.max(Math.min(R.leftColStartWidth - delta, R.parent.offsetWidth - GRADIO_MIN_WIDTH - PAD), GRADIO_MIN_WIDTH);
setLeftColGridTemplate(R.parent, leftColWidth);
}
});
}); });
window.addEventListener('mouseup', (evt) => { ['mouseup', 'touchend'].forEach((eventType) => {
if (evt.button !== 0) return; window.addEventListener(eventType, (evt) => {
if (eventType.startsWith('mouse')){
if (evt.button !== 0) return;
} else {
if (evt.changedTouches.length !== 1) return;
}
if (R.tracking) { if (R.tracking) {
evt.preventDefault(); evt.preventDefault();
evt.stopPropagation(); evt.stopPropagation();
R.tracking = false; R.tracking = false;
document.body.classList.remove('resizing'); document.body.classList.remove('resizing');
} }
});
}); });