--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/static/admin/js/actions.js	Tue Jun 08 01:16:35 2010 +0200
@@ -0,0 +1,139 @@
+(function($) {
+	$.fn.actions = function(opts) {
+		var options = $.extend({}, $.fn.actions.defaults, opts);
+		var actionCheckboxes = $(this);
+		var list_editable_changed = false;
+		checker = function(checked) {
+			if (checked) {
+				showQuestion();
+			} else {
+				reset();
+			}
+			$(actionCheckboxes).attr("checked", checked)
+				.parent().parent().toggleClass(options.selectedClass, checked);
+		}
+		updateCounter = function() {
+			var sel = $(actionCheckboxes).filter(":checked").length;
+			$(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).attr("checked", function() {
+				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).attr("checked"));
+			updateCounter();
+		});
+		$("div.actions span.question a").click(function(event) {
+			event.preventDefault();
+			$(options.acrossInput).val(1);
+			showClear();
+		});
+		$("div.actions span.clear a").click(function(event) {
+			event.preventDefault();
+			$(options.allToggle).attr("checked", false);
+			clearAcross();
+			checker(0);
+			updateCounter();
+		});
+		lastChecked = null;
+		$(actionCheckboxes).click(function(event) {
+			if (!event) { var event = window.event; }
+			var target = event.target ? event.target : event.srcElement;
+			if (lastChecked && $.data(lastChecked) != $.data(target) && event.shiftKey == true) {
+				var inrange = false;
+				$(lastChecked).attr("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).attr("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;
+			$('div.actions select option:selected').each(function() {
+				if ($(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);