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[IMP] try adding some doc to qweb foreach

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bzr revid: xmo@openerp.com-20110309115746-4hkmq0oziwoi4jfs
This commit is contained in:
Xavier Morel
2011-03-09 12:57:46 +01:00
parent 9b56599bb6
commit 7c72a27d11
1 changed files with 44 additions and 21 deletions
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addons/base/static/qweb/qweb.js
+44 -21
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@@ -209,17 +209,40 @@ var QWeb = {
var r = this.eval_str(this.render_element(e, t_att, g_att, v), v);
return t_att["js"] != "quiet" ? r : "";
},
render_tag_foreach:function(e, t_att, g_att, v) {
/**
* Renders a foreach loop (@t-foreach).
*
* Adds the following elements to its context, where <code>${name}</code>
* is specified via <code>@t-as</code>:
* * <code>${name}</code> The current element itself
* * <code>${name}_value</code> Same as <code>${name}</code>
* * <code>${name}_index</code> The 0-based index of the current element
* * <code>${name}_first</code> Whether the current element is the first one
* * <code>${name}_parity</code> odd|even (as strings)
* * <code>${name}_all</code> The iterated collection itself
*
* If the collection being iterated is an array, also adds:
* * <code>${name}_last</code> Whether the current element is the last one
* * All members of the current object
*
* If the collection being iterated is an object, the value is actually the object's key
*
* @param e ?
* @param t_att attributes of the element being <code>t-foreach</code>'d
* @param g_att ?
* @param old_context the context in which the foreach is evaluated
*/
render_tag_foreach:function(e, t_att, g_att, old_context) {
var expr = t_att["foreach"];
var enu = this.eval_object(expr, v);
var enu = this.eval_object(expr, old_context);
var ru = [];
if (enu) {
var val = t_att['as'] || expr.replace(/[^a-zA-Z0-9]/g, '_');
var d = {};
for (var i in v) {
d[i] = v[i];
var context = {};
for (var i in old_context) {
context[i] = old_context[i];
}
d[val + "_all"] = enu;
context[val + "_all"] = enu;
var val_value = val + "_value",
val_index = val + "_index",
val_first = val + "_first",
@@ -227,32 +250,32 @@ var QWeb = {
val_parity = val + "_parity";
var size = enu.length;
if (size) {
d[val + "_size"] = size;
context[val + "_size"] = size;
for (var j = 0; j < size; j++) {
var cur = enu[j];
d[val_value] = cur;
d[val_index] = j;
d[val_first] = j == 0;
d[val_last] = j + 1 == size;
d[val_parity] = (j % 2 == 1 ? 'odd' : 'even');
context[val_value] = cur;
context[val_index] = j;
context[val_first] = j == 0;
context[val_last] = j + 1 == size;
context[val_parity] = (j % 2 == 1 ? 'odd' : 'even');
if (cur.constructor == Object) {
for (var k in cur) {
d[k] = cur[k];
context[k] = cur[k];
}
}
d[val] = cur;
var r = this.render_element(e, t_att, g_att, d);
context[val] = cur;
var r = this.render_element(e, t_att, g_att, context);
ru.push(r);
}
} else {
var index = 0;
for (cur in enu) {
d[val_value] = cur;
d[val_index] = index;
d[val_first] = index == 0;
d[val_parity] = (index % 2 == 1 ? 'odd' : 'even');
d[val] = cur;
ru.push(this.render_element(e, t_att, g_att, d));
context[val_value] = cur;
context[val_index] = index;
context[val_first] = index == 0;
context[val_parity] = (index % 2 == 1 ? 'odd' : 'even');
context[val] = cur;
ru.push(this.render_element(e, t_att, g_att, context));
index += 1;
}
}