deblan/gridstack.js
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one-column mode for small devices

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This commit is contained in:
Pavel Reznikov 2014-11-17 00:04:06 -08:00
parent ad192cc02d
commit b92f6a02da
2 changed files with 77 additions and 6 deletions
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14
gridstack.css
View file

@ -128,3 +128,17 @@
.grid-stack-item[data-gs-y="17"] { top: 1360px; }
.grid-stack-item[data-gs-y="18"] { top: 1440px; }
.grid-stack-item[data-gs-y="19"] { top: 1520px; }
@media (max-width: 768px) {
.grid-stack-item {
position: relative !important;
width: auto !important;
left: 0 !important;
top: auto !important;
margin-bottom: 20px;
}
.grid-stack {
height: auto !important;
}
}

69
gridstack.js
View file

@ -16,7 +16,7 @@
};
GridStackEngine.prototype._fix_collisions = function (node) {
this.nodes = _.sortBy(this.nodes, function (n) { return -(n.x + n.y * this.width); }, this);
this._sort_nodes(-1);
while (true) {
var collision_node = _.find(this.nodes, function (n) {
@ -30,8 +30,13 @@
}
};
GridStackEngine.prototype._sort_nodes = function (dir) {
dir = dir != -1 ? 1 : -1;
this.nodes = _.sortBy(this.nodes, function (n) { return dir * (n.x + n.y * this.width); }, this);
};
GridStackEngine.prototype._pack_nodes = function () {
this.nodes = _.sortBy(this.nodes, function (n) { return n.x + n.y * this.width; }, this);
this._sort_nodes();
_.each(this.nodes, function (n, i) {
while (n.y > 0) {
@ -123,7 +128,7 @@
node._dirty = true;
if (node.auto_position) {
this.nodes = _.sortBy(this.nodes, function (n) { return n.x + n.y * this.width; }, this);
this._sort_nodes();
for (var i = 0; ; ++i) {
var x = i % this.width, y = Math.floor(i / this.width);
@ -190,7 +195,7 @@
};
var GridStack = function (el, opts) {
var self = this;
var self = this, one_column_mode;
this.container = $(el);
@ -201,13 +206,14 @@
handle: '.grid-stack-item-content',
cell_height: 60,
vertical_margin: 20,
auto: true
auto: true,
min_width: 768
});
this.grid = new GridStackEngine(this.opts.width, function (nodes) {
_.each(nodes, function (n) {
if (n._id == null) {
//n.el.remove();
n.el.remove();
}
else {
n.el
@ -228,12 +234,48 @@
this.placeholder = $('<div class="' + this.opts.placeholder_class + ' ' + this.opts.item_class + '"><div class="placeholder-content" /></div>').hide();
this.container.append(this.placeholder);
this.container.height((this.grid.get_grid_height()) * (this.opts.cell_height + this.opts.vertical_margin) - this.opts.vertical_margin);
var on_resize_handler = function () {
if (self._is_one_column_mode()) {
if (one_column_mode)
return;
one_column_mode = true;
_.each(self.grid.nodes, function (node) {
node.el.draggable('disable');
if (!node.el.attr('data-gs-no-resize')) {
node.el.resizable('disable');
}
});
}
else {
if (!one_column_mode)
return;
one_column_mode = false;
_.each(self.grid.nodes, function (node) {
node.el.draggable('enable');
if (!node.el.attr('data-gs-no-resize')) {
node.el.resizable('enable');
}
});
}
};
$(window).resize(on_resize_handler);
on_resize_handler();
};
GridStack.prototype._update_container_height = function () {
this.container.height(this.grid.get_grid_height() * (this.opts.cell_height + this.opts.vertical_margin) - this.opts.vertical_margin);
};
GridStack.prototype._is_one_column_mode = function () {
return $(window).width() <= this.opts.min_width;
};
GridStack.prototype._prepare_element = function (el) {
var self = this;
el = $(el);
@ -279,6 +321,12 @@
.removeAttr('style');
self._update_container_height();
self.container.trigger('change', [self.grid.get_dirty_nodes()]);
self.grid._sort_nodes();
_.each(self.grid.nodes, function (node) {
node.el.detach();
self.container.append(node.el);
});
};
el.draggable({
@ -295,6 +343,11 @@
self._update_container_height();
}
});
if (this._is_one_column_mode()) {
el.draggable('disable');
}
if (!el.attr('data-gs-no-resize')) {
el.resizable({
autoHide: true,
@ -311,6 +364,10 @@
self._update_container_height();
}
});
if (this._is_one_column_mode()) {
el.resizable('disable');
}
}
};