actions.js
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(function($) {
var lastChecked;
$.fn.actions = function(opts) {
var options = $.extend({}, $.fn.actions.defaults, opts);
var actionCheckboxes = $(this);
var list_editable_changed = false;
var checker = function(checked) {
if (checked) {
showQuestion();
} else {
reset();
}
$(actionCheckboxes).prop("checked", checked)
.parent().parent().toggleClass(options.selectedClass, checked);
},
updateCounter = function() {
var sel = $(actionCheckboxes).filter(":checked").length;
// _actions_icnt is defined in the generated HTML
// and contains the total amount of objects in the queryset
$(options.counterContainer).html(interpolate(
ngettext('%(sel)s of %(cnt)s selected', '%(sel)s of %(cnt)s selected', sel), {
sel: sel,
cnt: _actions_icnt
}, true));
$(options.allToggle).prop("checked", function() {
var value;
if (sel == actionCheckboxes.length) {
value = true;
showQuestion();
} else {
value = false;
clearAcross();
}
return value;
});
},
showQuestion = function() {
$(options.acrossClears).hide();
$(options.acrossQuestions).show();
$(options.allContainer).hide();
},
showClear = function() {
$(options.acrossClears).show();
$(options.acrossQuestions).hide();
$(options.actionContainer).toggleClass(options.selectedClass);
$(options.allContainer).show();
$(options.counterContainer).hide();
},
reset = function() {
$(options.acrossClears).hide();
$(options.acrossQuestions).hide();
$(options.allContainer).hide();
$(options.counterContainer).show();
},
clearAcross = function() {
reset();
$(options.acrossInput).val(0);
$(options.actionContainer).removeClass(options.selectedClass);
};
// Show counter by default
$(options.counterContainer).show();
// Check state of checkboxes and reinit state if needed
$(this).filter(":checked").each(function(i) {
$(this).parent().parent().toggleClass(options.selectedClass);
updateCounter();
if ($(options.acrossInput).val() == 1) {
showClear();
}
});
$(options.allToggle).show().click(function() {
checker($(this).prop("checked"));
updateCounter();
});
$("a", options.acrossQuestions).click(function(event) {
event.preventDefault();
$(options.acrossInput).val(1);
showClear();
});
$("a", options.acrossClears).click(function(event) {
event.preventDefault();
$(options.allToggle).prop("checked", false);
clearAcross();
checker(0);
updateCounter();
});
lastChecked = null;
$(actionCheckboxes).click(function(event) {
if (!event) { event = window.event; }
var target = event.target ? event.target : event.srcElement;
if (lastChecked && $.data(lastChecked) != $.data(target) && event.shiftKey === true) {
var inrange = false;
$(lastChecked).prop("checked", target.checked)
.parent().parent().toggleClass(options.selectedClass, target.checked);
$(actionCheckboxes).each(function() {
if ($.data(this) == $.data(lastChecked) || $.data(this) == $.data(target)) {
inrange = (inrange) ? false : true;
}
if (inrange) {
$(this).prop("checked", target.checked)
.parent().parent().toggleClass(options.selectedClass, target.checked);
}
});
}
$(target).parent().parent().toggleClass(options.selectedClass, target.checked);
lastChecked = target;
updateCounter();
});
$('form#changelist-form table#result_list tr').find('td:gt(0) :input').change(function() {
list_editable_changed = true;
});
$('form#changelist-form button[name="index"]').click(function(event) {
if (list_editable_changed) {
return confirm(gettext("You have unsaved changes on individual editable fields. If you run an action, your unsaved changes will be lost."));
}
});
$('form#changelist-form input[name="_save"]').click(function(event) {
var action_changed = false;
$('select option:selected', options.actionContainer).each(function() {
if ($(this).val()) {
action_changed = true;
}
});
if (action_changed) {
if (list_editable_changed) {
return confirm(gettext("You have selected an action, but you haven't saved your changes to individual fields yet. Please click OK to save. You'll need to re-run the action."));
} else {
return confirm(gettext("You have selected an action, and you haven't made any changes on individual fields. You're probably looking for the Go button rather than the Save button."));
}
}
});
};
/* Setup plugin defaults */
$.fn.actions.defaults = {
actionContainer: "div.actions",
counterContainer: "span.action-counter",
allContainer: "div.actions span.all",
acrossInput: "div.actions input.select-across",
acrossQuestions: "div.actions span.question",
acrossClears: "div.actions span.clear",
allToggle: "#action-toggle",
selectedClass: "selected"
};
})(django.jQuery);