mirror of https://github.com/node-red/node-red.git
424 lines
16 KiB
JavaScript
424 lines
16 KiB
JavaScript
RED.typeSearch = (function() {
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var shade;
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var disabled = false;
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var dialog = null;
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var searchInput;
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var searchResults;
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var searchResultsDiv;
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var selected = -1;
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var visible = false;
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var activeFilter = "";
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var addCallback;
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var cancelCallback;
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var moveCallback;
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var typesUsed = {};
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function search(val) {
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activeFilter = val.toLowerCase();
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var visible = searchResults.editableList('filter');
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searchResults.editableList('sort');
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setTimeout(function() {
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selected = 0;
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searchResults.children().removeClass('selected');
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searchResults.children(":visible:first").addClass('selected');
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},100);
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}
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function ensureSelectedIsVisible() {
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var selectedEntry = searchResults.find("li.selected");
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if (selectedEntry.length === 1) {
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var scrollWindow = searchResults.parent();
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var scrollHeight = scrollWindow.height();
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var scrollOffset = scrollWindow.scrollTop();
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var y = selectedEntry.position().top;
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var h = selectedEntry.height();
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if (y+h > scrollHeight) {
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scrollWindow.animate({scrollTop: '-='+(scrollHeight-(y+h)-10)},50);
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} else if (y<0) {
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scrollWindow.animate({scrollTop: '+='+(y-10)},50);
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}
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}
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}
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function moveDialog(dx,dy) {
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var pos = dialog.position();
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pos.top = (pos.top + dy)+"px";
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pos.left = (pos.left + dx)+"px";
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dialog.css(pos);
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moveCallback(dx,dy);
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}
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function createDialog() {
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dialog = $("<div>",{id:"red-ui-type-search",class:"red-ui-search red-ui-type-search"}).appendTo("#red-ui-main-container");
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var searchDiv = $("<div>",{class:"red-ui-search-container"}).appendTo(dialog);
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searchInput = $('<input type="text" id="red-ui-type-search-input">').attr("placeholder",RED._("search.addNode")).appendTo(searchDiv).searchBox({
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delay: 50,
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change: function() {
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search($(this).val());
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}
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});
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searchInput.on('keydown',function(evt) {
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var children = searchResults.children(":visible");
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if (evt.keyCode === 40 && evt.shiftKey) {
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evt.preventDefault();
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moveDialog(0,10);
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} else if (evt.keyCode === 38 && evt.shiftKey) {
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evt.preventDefault();
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moveDialog(0,-10);
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} else if (evt.keyCode === 39 && evt.shiftKey) {
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evt.preventDefault();
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moveDialog(10,0);
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} else if (evt.keyCode === 37 && evt.shiftKey) {
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evt.preventDefault();
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moveDialog(-10,0);
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} else if (children.length > 0) {
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if (evt.keyCode === 40) {
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// Down
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if (selected < children.length-1) {
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if (selected > -1) {
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$(children[selected]).removeClass('selected');
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}
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selected++;
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}
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$(children[selected]).addClass('selected');
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ensureSelectedIsVisible();
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evt.preventDefault();
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} else if (evt.keyCode === 38) {
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if (selected > 0) {
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if (selected < children.length) {
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$(children[selected]).removeClass('selected');
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}
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selected--;
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}
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$(children[selected]).addClass('selected');
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ensureSelectedIsVisible();
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evt.preventDefault();
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} else if ((evt.metaKey || evt.ctrlKey) && evt.keyCode === 13 ) {
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evt.preventDefault();
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// (ctrl or cmd) and enter
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var index = Math.max(0,selected);
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if (index < children.length) {
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var n = $(children[index]).find(".red-ui-editableList-item-content").data('data');
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if (!/^_action_:/.test(n.type)) {
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typesUsed[n.type] = Date.now();
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}
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if (n.def.outputs === 0) {
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confirm(n);
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} else {
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addCallback(n.type,true);
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}
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$("#red-ui-type-search-input").val("").trigger("keyup");
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setTimeout(function() {
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$("#red-ui-type-search-input").focus();
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},100);
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}
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} else if (evt.keyCode === 13) {
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evt.preventDefault();
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// Enter
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var index = Math.max(0,selected);
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if (index < children.length) {
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// TODO: dips into editableList impl details
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confirm($(children[index]).find(".red-ui-editableList-item-content").data('data'));
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}
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}
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} else {
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if (evt.keyCode === 13 ) {
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// Stop losing focus if [Cmd]-Enter is pressed on an empty list
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evt.stopPropagation();
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evt.preventDefault();
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}
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}
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});
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searchResultsDiv = $("<div>",{class:"red-ui-search-results-container"}).appendTo(dialog);
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searchResults = $('<ol>',{style:"position: absolute;top: 0;bottom: 0;left: 0;right: 0;"}).appendTo(searchResultsDiv).editableList({
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addButton: false,
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filter: function(data) {
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if (activeFilter === "" ) {
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return true;
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}
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if (data.recent || data.common) {
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return false;
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}
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return (activeFilter==="")||(data.index.indexOf(activeFilter) > -1);
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},
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sort: function(A,B) {
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if (activeFilter === "") {
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return A.i - B.i;
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}
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var Ai = A.index.indexOf(activeFilter);
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var Bi = B.index.indexOf(activeFilter);
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if (Ai === -1) {
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return 1;
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}
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if (Bi === -1) {
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return -1;
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}
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if (Ai === Bi) {
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return sortTypeLabels(A,B);
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}
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return Ai-Bi;
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},
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addItem: function(container,i,object) {
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var def = object.def;
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object.index = object.type.toLowerCase();
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if (object.separator) {
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container.addClass("red-ui-search-result-separator")
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}
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var div = $('<div>',{class:"red-ui-search-result"}).appendTo(container);
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var nodeDiv = $('<div>',{class:"red-ui-search-result-node"}).appendTo(div);
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if (object.type === "junction") {
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nodeDiv.addClass("red-ui-palette-icon-junction");
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} else if (/^_action_:/.test(object.type)) {
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nodeDiv.addClass("red-ui-palette-icon-junction")
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} else {
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var colour = RED.utils.getNodeColor(object.type,def);
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nodeDiv.css('backgroundColor',colour);
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}
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var icon_url = RED.utils.getNodeIcon(def);
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var iconContainer = $('<div/>',{class:"red-ui-palette-icon-container"}).appendTo(nodeDiv);
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RED.utils.createIconElement(icon_url, iconContainer, false);
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if (!/^_action_:/.test(object.type) && object.type !== "junction") {
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if (def.inputs > 0) {
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$('<div/>',{class:"red-ui-search-result-node-port"}).appendTo(nodeDiv);
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}
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if (def.outputs > 0) {
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$('<div/>',{class:"red-ui-search-result-node-port red-ui-search-result-node-output"}).appendTo(nodeDiv);
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}
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}
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var contentDiv = $('<div>',{class:"red-ui-search-result-description"}).appendTo(div);
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var label = object.label;
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object.index += "|"+label.toLowerCase();
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$('<div>',{class:"red-ui-search-result-node-label"}).text(label).appendTo(contentDiv);
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div.on("click", function(evt) {
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evt.preventDefault();
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confirm(object);
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});
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},
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scrollOnAdd: false
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});
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}
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function confirm(def) {
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hide();
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if (!/^_action_:/.test(def.type)) {
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typesUsed[def.type] = Date.now();
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}
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addCallback(def.type);
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}
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function handleMouseActivity(evt) {
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if (visible) {
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var t = $(evt.target);
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while (t.prop('nodeName').toLowerCase() !== 'body') {
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if (t.attr('id') === 'red-ui-type-search') {
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return;
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}
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t = t.parent();
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}
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hide(true);
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if (cancelCallback) {
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cancelCallback();
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}
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}
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}
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function show(opts) {
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if (!visible) {
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if (dialog === null) {
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createDialog();
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RED.keyboard.add("red-ui-type-search","escape",function(){
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hide();
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if (cancelCallback) {
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cancelCallback();
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}
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});
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}
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visible = true;
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} else {
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dialog.hide();
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searchResultsDiv.hide();
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}
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$(document).off('mousedown.red-ui-type-search');
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$(document).off('mouseup.red-ui-type-search');
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$(document).off('click.red-ui-type-search');
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$(document).off('touchstart.red-ui-type-search');
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$(document).off('mousedown.red-ui-type-search');
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setTimeout(function() {
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$(document).on('mousedown.red-ui-type-search',handleMouseActivity);
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$(document).on('mouseup.red-ui-type-search',handleMouseActivity);
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$(document).on('click.red-ui-type-search',handleMouseActivity);
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$(document).on('touchstart.red-ui-type-search',handleMouseActivity);
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},200);
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refreshTypeList(opts);
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addCallback = opts.add;
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cancelCallback = opts.cancel;
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moveCallback = opts.move;
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RED.events.emit("type-search:open");
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//shade.show();
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if ($("#red-ui-main-container").height() - opts.y - 195 < 0) {
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opts.y = opts.y - 275;
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}
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dialog.css({left:opts.x+"px",top:opts.y+"px"}).show();
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searchResultsDiv.slideDown(300);
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setTimeout(function() {
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searchResultsDiv.find(".red-ui-editableList-container").scrollTop(0);
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if (!opts.disableFocus) {
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searchInput.trigger("focus");
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}
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},200);
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}
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function hide(fast) {
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if (visible) {
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visible = false;
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if (dialog !== null) {
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searchResultsDiv.slideUp(fast?50:200,function() {
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dialog.hide();
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searchInput.searchBox('value','');
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});
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//shade.hide();
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}
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RED.events.emit("type-search:close");
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RED.view.focus();
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$(document).off('mousedown.red-ui-type-search');
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$(document).off('mouseup.red-ui-type-search');
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$(document).off('click.red-ui-type-search');
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$(document).off('touchstart.red-ui-type-search');
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}
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}
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function getTypeLabel(type, def) {
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var label = type;
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if (typeof def.paletteLabel !== "undefined") {
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try {
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label = (typeof def.paletteLabel === "function" ? def.paletteLabel.call(def) : def.paletteLabel)||"";
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label += " ("+type+")";
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} catch(err) {
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console.log("Definition error: "+type+".paletteLabel",err);
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}
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}
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return label;
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}
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function sortTypeLabels(a,b) {
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var al = a.label.toLowerCase();
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var bl = b.label.toLowerCase();
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if (al < bl) {
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return -1;
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} else if (al === bl) {
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return 0;
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} else {
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return 1;
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}
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}
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function applyFilter(filter,type,def) {
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return !filter ||
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(
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(!filter.spliceMultiple) &&
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(!filter.type || type === filter.type) &&
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(!filter.input || type === 'junction' || def.inputs > 0) &&
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(!filter.output || type === 'junction' || def.outputs > 0)
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)
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}
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function refreshTypeList(opts) {
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var i;
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searchResults.editableList('empty');
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searchInput.searchBox('value','').focus();
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selected = -1;
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var common = [
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'inject','debug','function','change','switch','junction'
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].filter(function(t) { return applyFilter(opts.filter,t,RED.nodes.getType(t)); });
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// if (opts.filter && opts.filter.input && opts.filter.output && !opts.filter.type) {
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// if (opts.filter.spliceMultiple) {
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// common.push('_action_:core:split-wires-with-junctions')
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// }
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// common.push('_action_:core:split-wire-with-link-nodes')
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// }
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var recentlyUsed = Object.keys(typesUsed);
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recentlyUsed.sort(function(a,b) {
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return typesUsed[b]-typesUsed[a];
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});
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recentlyUsed = recentlyUsed.filter(function(t) {
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return applyFilter(opts.filter,t,RED.nodes.getType(t)) && common.indexOf(t) === -1;
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});
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var items = [];
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RED.nodes.registry.getNodeTypes().forEach(function(t) {
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var def = RED.nodes.getType(t);
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if (def.category !== 'config' && t !== 'unknown' && t !== 'tab') {
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items.push({type:t,def: def, label:getTypeLabel(t,def)});
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}
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});
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items.push({ type: 'junction', def: { inputs:1, outputs: 1, label: 'junction', type: 'junction'}, label: 'junction' })
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items.sort(sortTypeLabels);
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var commonCount = 0;
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var item;
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var index = 0;
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for(i=0;i<common.length;i++) {
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var itemDef = RED.nodes.getType(common[i]);
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if (common[i] === 'junction') {
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itemDef = { inputs:1, outputs: 1, label: 'junction', type: 'junction'}
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} else if (/^_action_:/.test(common[i]) ) {
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itemDef = { inputs:1, outputs: 1, label: common[i], type: common[i]}
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}
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if (itemDef) {
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item = {
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type: common[i],
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common: true,
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def: itemDef,
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i: index++
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};
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item.label = getTypeLabel(item.type,item.def);
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if (i === common.length-1) {
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item.separator = true;
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}
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searchResults.editableList('addItem', item);
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}
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}
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for(i=0;i<Math.min(5,recentlyUsed.length);i++) {
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item = {
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type:recentlyUsed[i],
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def: RED.nodes.getType(recentlyUsed[i]),
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recent: true,
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i: index++
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};
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item.label = getTypeLabel(item.type,item.def);
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if (i === recentlyUsed.length-1) {
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item.separator = true;
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}
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searchResults.editableList('addItem', item);
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}
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for (i=0;i<items.length;i++) {
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if (applyFilter(opts.filter,items[i].type,items[i].def)) {
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items[i].i = index++;
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searchResults.editableList('addItem', items[i]);
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}
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}
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setTimeout(function() {
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selected = 0;
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searchResults.children(":first").addClass('selected');
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},100);
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}
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return {
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show: show,
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refresh: refreshTypeList,
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hide: hide
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};
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})();
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