root / snf-cyclades-app / synnefo / ui / static / snf / js / views.js @ 9ccb70fd
History | View | Annotate | Download (11.2 kB)
1 |
// Copyright 2011 GRNET S.A. All rights reserved.
|
---|---|
2 |
//
|
3 |
// Redistribution and use in source and binary forms, with or
|
4 |
// without modification, are permitted provided that the following
|
5 |
// conditions are met:
|
6 |
//
|
7 |
// 1. Redistributions of source code must retain the above
|
8 |
// copyright notice, this list of conditions and the following
|
9 |
// disclaimer.
|
10 |
//
|
11 |
// 2. Redistributions in binary form must reproduce the above
|
12 |
// copyright notice, this list of conditions and the following
|
13 |
// disclaimer in the documentation and/or other materials
|
14 |
// provided with the distribution.
|
15 |
//
|
16 |
// THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
|
17 |
// OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
18 |
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
19 |
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
|
20 |
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
21 |
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
22 |
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
|
23 |
// USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
|
24 |
// AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
25 |
// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
26 |
// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
27 |
// POSSIBILITY OF SUCH DAMAGE.
|
28 |
//
|
29 |
// The views and conclusions contained in the software and
|
30 |
// documentation are those of the authors and should not be
|
31 |
// interpreted as representing official policies, either expressed
|
32 |
// or implied, of GRNET S.A.
|
33 |
//
|
34 |
|
35 |
;(function(root){
|
36 |
|
37 |
// root
|
38 |
var root = root;
|
39 |
|
40 |
// setup namepsaces
|
41 |
var snf = root.synnefo = root.synnefo || {};
|
42 |
var models = snf.models = snf.models || {}
|
43 |
var storage = snf.storage = snf.storage || {};
|
44 |
var views = snf.views = snf.views || {}
|
45 |
var util = snf.util = snf.util || {}
|
46 |
|
47 |
// shortcuts
|
48 |
var bb = root.Backbone;
|
49 |
|
50 |
// logging
|
51 |
var logger = new snf.logging.logger("SNF-VIEWS"); |
52 |
var debug = _.bind(logger.debug, logger);
|
53 |
|
54 |
// Base view object
|
55 |
views.View = bb.View.extend({ |
56 |
// the main element of the view
|
57 |
// view delegates show, visible, hide etc to this element
|
58 |
view_id: false, |
59 |
|
60 |
el: '#app', |
61 |
data_from: false, |
62 |
selectors: {},
|
63 |
|
64 |
initialize: function() { |
65 |
this.log = new snf.logging.logger("SNF-VIEWS:" + this.view_id); |
66 |
}, |
67 |
|
68 |
// is the view visible ?
|
69 |
visible: function(){ |
70 |
return $(this.el).is(":visible"); |
71 |
}, |
72 |
|
73 |
// hide view
|
74 |
hide: function(force) { |
75 |
if (!this.visible() && !force) { return this }; |
76 |
return $(this.el).hide(); |
77 |
}, |
78 |
|
79 |
// show view
|
80 |
show: function() { |
81 |
if (this.visible()) { return this }; |
82 |
$(this.el).show(); |
83 |
if (this.show_view) { this.show_view.apply(this, arguments)}; |
84 |
}, |
85 |
|
86 |
sel: function(id) { |
87 |
return this.$(this.selectors[id]); |
88 |
}, |
89 |
|
90 |
// animations
|
91 |
fadeIn: function(time, callback) { |
92 |
$(this.el).fadeIn(time, callback); |
93 |
return this.show(); |
94 |
}, |
95 |
|
96 |
fadeOut: function(time, callback) { |
97 |
$(this.el).fadeOut(time, callback); |
98 |
return this.hide(); |
99 |
} |
100 |
}); |
101 |
|
102 |
|
103 |
// overlays registry
|
104 |
views._overlay_index = []; |
105 |
|
106 |
// overlay view helper
|
107 |
views.Overlay = views.View.extend({ |
108 |
view_id: 'overlay', |
109 |
tpl_selector: '#generic-overlay-tpl', |
110 |
css_class: 'overlay', |
111 |
oneInstance: true, |
112 |
fixed: false, |
113 |
|
114 |
initialize: function(options, selector) { |
115 |
this.defaults = {
|
116 |
load: false, |
117 |
closeOnClick: false, |
118 |
closeOnEsc: false, |
119 |
mask: {
|
120 |
color: "#444", |
121 |
loadSpeed: snf.config.overlay_speed || 0, |
122 |
opacity: 0.7 |
123 |
}, |
124 |
speed: snf.config.overlay_speed || 200 |
125 |
} |
126 |
|
127 |
this.tpl_selector = selector || this.tpl_selector; |
128 |
views.Overlay.__super__.initialize.apply(this);
|
129 |
views._overlay_index.push(this);
|
130 |
|
131 |
this.options = _.extend(this.defaults, options); |
132 |
this.options.clone = this.options.clone == undefined ? true : this.options.clone; |
133 |
this.options.fixed = this.fixed; |
134 |
|
135 |
this.options.onOpen = this.options.onOpen || function() {}; |
136 |
this.options.onClose = this.options.onClose || function() {}; |
137 |
this.options.beforeOpen = this.options.beforeOpen || function() {}; |
138 |
this.options.beforeClose = this.options.beforeClose || function() {}; |
139 |
this.el = this.create_element(); |
140 |
this.el.hide();
|
141 |
|
142 |
var ajax_params = _.clone(this.options); |
143 |
|
144 |
ajax_params.onBeforeLoad = _.bind(this._beforeOpen, this); |
145 |
ajax_params.onLoad = _.bind(this._onOpen, this); |
146 |
ajax_params.onBeforeClose = _.bind(this._beforeClose, this); |
147 |
ajax_params.onClose = _.bind(this._onClose, this); |
148 |
ajax_params.oneInstance = this.oneInstance;
|
149 |
// create overlay
|
150 |
// TODO: does this return overlay object ?? (to avoid the next code line)
|
151 |
$(this.el).overlay(ajax_params); |
152 |
|
153 |
this.overlay = $(this.el).overlay(); |
154 |
this.append_css = this.options ? this.options.css_class ? this.options.css_class : "" : ""; |
155 |
|
156 |
this.is_visible = false; |
157 |
return this; |
158 |
}, |
159 |
|
160 |
create_element: function() { |
161 |
var el = undefined; |
162 |
if (this.options.clone) { |
163 |
el = $(this.tpl_selector).clone(); |
164 |
} else {
|
165 |
el = $(this.tpl_selector); |
166 |
} |
167 |
|
168 |
// append content
|
169 |
if (this.content_selector) { |
170 |
var content = $(this.content_selector).clone(); |
171 |
content.addClass("content");
|
172 |
|
173 |
if ($(el).find(".content").length) { |
174 |
$(el).find(".content").replaceWith(content); |
175 |
} |
176 |
content.removeClass("hidden");
|
177 |
} |
178 |
|
179 |
if (this.overlay_id) { |
180 |
} |
181 |
|
182 |
$(el).addClass("overlay"); |
183 |
if (this.css_class) { |
184 |
$(el).addClass(this.css_class); |
185 |
} |
186 |
|
187 |
if (this.options.clone) { |
188 |
$("body").append(el); |
189 |
} |
190 |
|
191 |
return el;
|
192 |
}, |
193 |
|
194 |
set_title: function(title) { |
195 |
if (title || this.title) { |
196 |
$(this.el).find(".overlay-header .title").html(title || this.title) |
197 |
} |
198 |
}, |
199 |
|
200 |
set_subtitle: function(subtitle) { |
201 |
if (subtitle || this.subtitle) { |
202 |
$(this.el).find(".overlay-header .subtitle").html(subtitle || this.subtitle) |
203 |
} |
204 |
}, |
205 |
|
206 |
_beforeOpen: function() { |
207 |
this.is_visible = true; |
208 |
if (this.append_css) { |
209 |
$(this.el).addClass(this.append_css); |
210 |
} |
211 |
|
212 |
this.set_title();
|
213 |
this.set_subtitle();
|
214 |
|
215 |
this.beforeOpen.apply(this, arguments); |
216 |
this.options.beforeOpen.apply(this, arguments); |
217 |
}, |
218 |
|
219 |
_onOpen: function() { |
220 |
// clear previously bound click events
|
221 |
$(this.el).find(".closeme").unbind("click"); |
222 |
|
223 |
if ($(this.el).find(".closeme").length) { |
224 |
$(this.el).find(".closeme").click(_.bind(function(){ |
225 |
this.hide();
|
226 |
}, this))
|
227 |
} |
228 |
this.onOpen.apply(this, arguments); |
229 |
this.options.onOpen.apply(this, arguments); |
230 |
}, |
231 |
|
232 |
_beforeClose: function() { |
233 |
this.is_visible = false; |
234 |
this.beforeClose.apply(this, arguments); |
235 |
this.options.beforeClose.apply(this, arguments); |
236 |
}, |
237 |
|
238 |
_onClose: function() { |
239 |
if (this.append_css) { |
240 |
$(this.el).removeClass(this.append_css); |
241 |
} |
242 |
this.onClose.apply(this, arguments); |
243 |
this.options.onClose.apply(this, arguments); |
244 |
}, |
245 |
|
246 |
beforeOpen: function () {}, |
247 |
onOpen: function () {}, |
248 |
beforeClose: function () {}, |
249 |
onClose: function () {}, |
250 |
|
251 |
show: function() { |
252 |
// close opened overlays
|
253 |
var hidden = false; |
254 |
_.each(views._overlay_index, function(ovr){
|
255 |
if (ovr == this) { return }; |
256 |
if (ovr.visible()) {
|
257 |
hidden = true;
|
258 |
ovr.hide(); |
259 |
} |
260 |
}) |
261 |
|
262 |
// do we need to wait for other overlays to close ???
|
263 |
if (hidden) { delay = 300; } else { delay = 0; } |
264 |
|
265 |
this.is_visible = true; |
266 |
window.setTimeout(_.bind(function(){ this.overlay.load() }, this), delay) |
267 |
return this; |
268 |
}, |
269 |
|
270 |
hide: function() { |
271 |
if (!this.overlay.isOpened()) { |
272 |
// if its not opened events wont trigger
|
273 |
this._onClose()
|
274 |
} else {
|
275 |
this.overlay.close();
|
276 |
} |
277 |
return this; |
278 |
} |
279 |
}); |
280 |
|
281 |
|
282 |
// overlay view helper
|
283 |
views.VMOverlay = views.Overlay.extend({ |
284 |
|
285 |
initialize: function() { |
286 |
views.VMOverlay.__super__.initialize.apply(this);
|
287 |
this.vm = undefined; |
288 |
this.view_id_tpl = this.view_id; |
289 |
|
290 |
_.bindAll(this, "_handle_vm_change", "_handle_vm_remove"); |
291 |
}, |
292 |
|
293 |
set_vm: function(vm) { |
294 |
if (this.vm) { this.unbind_vm_handlers }; |
295 |
this.vm = vm;
|
296 |
this.view_id = this.view_id + "_" + vm.id; |
297 |
this.bind_vm_handlers();
|
298 |
}, |
299 |
|
300 |
bind_vm_handlers: function() { |
301 |
this.log.debug("binding handlers"); |
302 |
this.vm.bind("change", this._handle_vm_change); |
303 |
storage.vms.bind("remove", this._handle_vm_remove); |
304 |
}, |
305 |
|
306 |
unbind_vm_handlers: function() { |
307 |
this.log.debug("unbinding handlers", this.vm); |
308 |
if (!this.vm) { return }; |
309 |
this.vm.unbind("change", this._handle_vm_change); |
310 |
storage.vms.unbind("remove", this._handle_vm_remove); |
311 |
}, |
312 |
|
313 |
_update_vm_details: function() { |
314 |
if (!this.vm) { console.error("invalid view state"); return } |
315 |
this.set_subtitle(this.vm.escape("name") + snf.ui.helpers.vm_icon_tag(this.vm, "small")); |
316 |
this.update_vm_details()
|
317 |
}, |
318 |
|
319 |
update_vm_details: function() {}, |
320 |
handle_vm_remove: function() {}, |
321 |
handle_vm_change: function () {}, |
322 |
|
323 |
_handle_vm_remove: function(vm, collection) { |
324 |
if (this.vm && vm.id == this.vm.id) { |
325 |
this.hide();
|
326 |
} |
327 |
this.handle_vm_remove();
|
328 |
}, |
329 |
|
330 |
_handle_vm_change: function(vm) { |
331 |
this._update_vm_details();
|
332 |
this.handle_vm_change(vm);
|
333 |
}, |
334 |
|
335 |
beforeClose: function() { |
336 |
this.unbind_vm_handlers();
|
337 |
this.vm = undefined; |
338 |
}, |
339 |
|
340 |
show: function(vm) { |
341 |
this.set_vm(vm);
|
342 |
views.VMOverlay.__super__.show.apply(this, arguments); |
343 |
this._update_vm_details();
|
344 |
} |
345 |
|
346 |
}); |
347 |
|
348 |
snf.config.update_hidden_views = true;
|
349 |
|
350 |
})(this);
|