deblan/gridstack.js
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add height option

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Pavel Reznikov 2014-11-28 21:54:15 -08:00
parent 5fae8ccb91
commit 1e88ca6bf7
1 changed files with 29 additions and 4 deletions
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33
src/gridstack.js
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@ -28,11 +28,12 @@
var id_seq = 0;
var GridStackEngine = function (width, onchange, float) {
var GridStackEngine = function (width, onchange, float, height, items) {
this.width = width;
this.float = float || false;
this.height = height || 0;
this.nodes = [];
this.nodes = items || [];
this.onchange = onchange || function () {};
};
@ -198,6 +199,23 @@
this._notify(node);
};
GridStackEngine.prototype.can_move_node = function (node, x, y, width, height) {
if (!this.height)
return true;
var cloned_node;
var clone = new GridStackEngine(
this.width,
null,
this.float,
0,
_.map(this.nodes, function (n) { if (n == node) { cloned_node = $.extend({}, n); return cloned_node; } return $.extend({}, n) }));
clone.move_node(cloned_node, x, y, width, height);
return clone.get_grid_height() <= this.height;
};
GridStackEngine.prototype.move_node = function (node, x, y, width, height, no_pack) {
if (typeof x != 'number') x = node.x;
if (typeof y != 'number') y = node.y;
@ -255,7 +273,8 @@
this.container = $(el);
this.opts = _.defaults(opts || {}, {
width: this.container.attr('data-gs-width') || 12,
width: parseInt(this.container.attr('data-gs-width')) || 12,
height: parseInt(this.container.attr('data-gs-height')) || 0,
item_class: 'grid-stack-item',
placeholder_class: 'grid-stack-placeholder',
handle: '.grid-stack-item-content',
@ -297,7 +316,7 @@
}
self._styles._max = max_height;
}
}, this.opts.float);
}, this.opts.float, this.opts.height);
if (this.opts.auto) {
this.container.find('.' + this.opts.item_class).each(function (index, el) {
@ -424,6 +443,9 @@
drag: function (event, ui) {
var x = Math.round(ui.position.left / cell_width),
y = Math.floor(ui.position.top / cell_height);
if (self.opts.height && !self.grid.can_move_node(node, x, y, node.width, node.height)) {
return;
}
self.grid.move_node(node, x, y);
self._update_container_height();
}
@ -438,6 +460,9 @@
resize: function (event, ui) {
var width = Math.round(ui.size.width / cell_width),
height = Math.round(ui.size.height / cell_height);
if (self.opts.height && !self.grid.can_move_node(node, node.x, node.y, width, height)) {
return;
}
self.grid.move_node(node, node.x, node.y, width, height);
self._update_container_height();
}