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Fixed list drag subclassing #27

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This commit is contained in:
Max Lynch
2013-11-07 12:55:11 -06:00
parent 284b329555
commit 6c4a5177be
3 changed files with 58 additions and 52 deletions
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45
js/views/listView.js
View File

@ -256,7 +256,7 @@
_this._currentDrag.content.style.webkitTransform = 'translate3d(' + restingPoint + 'px, 0, 0)';
// Kill the current drag
this._currentDrag = null;
_this._currentDrag = null;
// We are done, notify caller
@ -391,14 +391,6 @@
// Start the drag states
this._initDrag();
// Listen for drag and release events
window.ionic.onGesture('drag', function(e) {
_this._handleDrag(e);
}, this.el);
window.ionic.onGesture('release', function(e) {
_this._handleEndDrag(e);
}, this.el);
},
/**
* Called to tell the list to stop refreshing. This is useful
@ -471,7 +463,7 @@
ionic.views.ListView.__super__._initDrag.call(this);
//this._isDragging = false;
//this._dragOp = null;
this._dragOp = null;
},
// Return the list item from the given target
@ -487,13 +479,12 @@
_startDrag: function(e) {
ionic.views.ListView.__super__._startDrag.call(this, e);
var _this = this;
this._isDragging = false;
console.log(e.gesture.direction);
// Check if this is a reorder drag
if(ionic.DomUtil.getParentOrSelfWithClass(e.target, ITEM_DRAG_CLASS) && (e.gesture.direction == 'up' || e.gesture.direction == 'down')) {
var item = this._getItem(e.target);
@ -501,9 +492,12 @@
if(item) {
this._dragOp = new ReorderDrag({ el: item });
this._dragOp.start(e);
e.preventDefault();
return;
}
}
// Check if this is a "pull down" drag for pull to refresh
/*
else if(e.gesture.direction == 'down') {
@ -524,20 +518,23 @@
*/
// Or check if this is a swipe to the side drag
else if(e.gesture.direction == 'left' || e.gesture.direction == 'right') {
else if((e.gesture.direction == 'left' || e.gesture.direction == 'right') && Math.abs(e.gesture.deltaX) > 5) {
this._dragOp = new SlideDrag({ el: this.el });
this._dragOp.start(e);
e.preventDefault();
return;
}
// We aren't handling it, so pass it up the chain
ionic.views.ListView.__super__._startDrag.call(this, e);
},
_handleEndDrag: function(e) {
ionic.views.ListView.__super__._handleEndDrag.call(this, e);
var _this = this;
if(!this._dragOp) {
this._initDrag();
ionic.views.ListView.__super__._handleEndDrag.call(this, e);
return;
}
@ -550,15 +547,21 @@
* Process the drag event to move the item to the left or right.
*/
_handleDrag: function(e) {
ionic.views.ListView.__super__._handleDrag.call(this, e);
var _this = this, content, buttons;
if(!this._dragOp) {
e.preventDefault();
// If we get a drag event, make sure we aren't in another drag, then check if we should
// start one
if(!this.isDragging && !this._dragOp) {
this._startDrag(e);
if(!this._dragOp) { return; }
}
// No drag still, pass it up
if(!this._dragOp) {
ionic.views.ListView.__super__._handleDrag.call(this, e);
return;
}
e.preventDefault();
this._dragOp.drag(e);
}
});

10
js/views/scrollView.js
View File

@ -194,7 +194,7 @@
scrollTop: -by
});
if(_this._isDragging) {
if(_this.isDragging) {
_this._momentumStepTimeout = setTimeout(eventNotify, _this.inertialEventInterval);
}
}, this.inertialEventInterval);
@ -397,7 +397,7 @@
},
_onScrollEnd: function() {
this._isDragging = false;
this.isDragging = false;
this._drag = null;
this.el.classList.remove('scroll-scrolling');
@ -490,13 +490,13 @@
_this._drag.pointY = py;
// Check if we should start dragging. Check if we've dragged past the threshold.
if(!_this._isDragging &&
if(!_this.isDragging &&
((Math.abs(e.gesture.deltaY) > _this.dragThreshold) ||
(Math.abs(e.gesture.deltaX) > _this.dragThreshold))) {
_this._isDragging = true;
_this.isDragging = true;
}
if(_this._isDragging) {
if(_this.isDragging) {
var drag = _this._drag;
// Request an animation frame to batch DOM reads/writes