-$(document).ready(function () {
+(function () {
/*
* When the text in an edit pane is changed, clear the contents of
* the associated preview pne so that it will be regenerated when
* the user next switches to it.
*/
- $(".richtext_container textarea").change(function () {
- $(this).parents(".richtext_container").find(".tab-pane[id$='_preview']").empty();
+ $(document).on("change", ".richtext_container textarea", function () {
+ var container = $(this).closest(".richtext_container");
+ var preview = container.find(".tab-pane[id$='_preview']");
+
+ preview.children(".richtext_placeholder").attr("hidden", true).removeClass("delayed-fade-in");
+ preview.children(".richtext").empty();
});
/*
- * Install a handler to switch to preview mode
+ * Install a handler to set the minimum preview pane height
+ * when switching away from an edit pane
*/
- $(".richtext_container button[data-bs-target$='_preview']").on("show.bs.tab", function () {
- var editor = $(this).parents(".richtext_container").find("textarea");
- var preview = $(this).parents(".richtext_container").find(".tab-pane[id$='_preview']");
+ $(document).on("hide.bs.tab", ".richtext_container button[data-bs-target$='_edit']", function () {
+ var container = $(this).closest(".richtext_container");
+ var editor = container.find("textarea");
+ var preview = container.find(".tab-pane[id$='_preview']");
var minHeight = editor.outerHeight() - preview.outerHeight() + preview.height();
- if (preview.contents().length === 0) {
- preview.oneTime(500, "loading", function () {
- preview.addClass("loading");
- });
+ preview.css("min-height", minHeight + "px");
+ });
+
+ /*
+ * Install a handler to switch to preview mode
+ */
+ $(document).on("show.bs.tab", ".richtext_container button[data-bs-target$='_preview']", function () {
+ var container = $(this).closest(".richtext_container");
+ var editor = container.find("textarea");
+ var preview = container.find(".tab-pane[id$='_preview']");
+
+ if (preview.children(".richtext").contents().length === 0) {
+ preview.children(".richtext_placeholder").removeAttr("hidden").addClass("delayed-fade-in");
- preview.load(editor.data("previewUrl"), { text: editor.val() }, function () {
- preview.stopTime("loading");
- preview.removeClass("loading");
+ preview.children(".richtext").load(editor.data("previewUrl"), { text: editor.val() }, function () {
+ preview.children(".richtext_placeholder").attr("hidden", true).removeClass("delayed-fade-in");
});
}
+ });
- preview.css("min-height", minHeight + "px");
+ $(window).on("resize", updateHelp);
+
+ $(document).on("turbo:load", function () {
+ $(".richtext_container textarea").on("invalid", invalidTextareaListener);
+ updateHelp();
});
-});
+
+ function invalidTextareaListener() {
+ var container = $(this).closest(".richtext_container");
+
+ container.find("button[data-bs-target$='_edit']").tab("show");
+ }
+
+ function updateHelp() {
+ $(".richtext_container .richtext_help_sidebar:not(:visible):not(:empty)").each(function () {
+ var container = $(this).closest(".richtext_container");
+ $(this).children().appendTo(container.find(".tab-pane[id$='_help']"));
+ });
+ $(".richtext_container .richtext_help_sidebar:visible:empty").each(function () {
+ var container = $(this).closest(".richtext_container");
+ container.find(".tab-pane[id$='_help']").children().appendTo($(this));
+ if (container.find("button[data-bs-target$='_help'].active").length) {
+ container.find("button[data-bs-target$='_edit']").tab("show");
+ }
+ });
+ }
+}());