c4460fdfdd
git-svn-id: http://google-refine.googlecode.com/svn/trunk@428 7d457c2a-affb-35e4-300a-418c747d4874
255 lines
8.7 KiB
JavaScript
255 lines
8.7 KiB
JavaScript
function HistoryWidget(div) {
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this._div = div;
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this.update();
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}
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HistoryWidget.prototype.resize = function() {
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};
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HistoryWidget.prototype.update = function(onDone) {
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var self = this;
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Ajax.chainGetJSON(
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"/command/get-history?" + $.param({ project: theProject.id }), null,
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function(data) {
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self._data = data;
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self._render();
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if (onDone) {
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onDone();
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}
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}
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);
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};
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HistoryWidget.prototype._render = function() {
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var self = this;
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this._div
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.empty()
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.unbind()
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.html(
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'<h3>Undo/Redo History</h3>' +
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'<div class="history-panel-body-collapsed" bind="bodyCollapsedDiv">' +
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'<a href="javascript:{}" bind="expandLink"></a>' +
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'</div>' +
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'<div class="history-panel-body" bind="bodyDiv">' +
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'<div class="history-past" bind="pastDiv"></div>' +
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'<div class="history-now" bind="nowDiv">done upto here</div>' +
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'<div class="history-future" bind="futureDiv"></div>' +
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'</div>' +
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'<div class="history-panel-body-controls" bind="bodyControlsDiv"><a href="javascript:{}" bind="rollUpLink">roll up</a></div>' +
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'<div class="history-panel-footer">' +
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'<a href="javascript:{}" bind="extractLink">extract</a> • ' +
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'<a href="javascript:{}" bind="applyLink">apply</a>' +
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'</div>'
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);
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var elmts = DOM.bind(this._div);
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if (!this._data.past.length) {
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if (!this._data.future.length) {
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elmts.expandLink.text("No change");
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} else {
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elmts.expandLink.text(this._data.future.length === 1 ? "1 change to redo" : (this._data.future.length + " changes to redo"));
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}
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} else {
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elmts.expandLink.text(this._data.past.length === 1 ? "1 change" : (this._data.past.length + " changes done"));
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}
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var renderEntry = function(container, entry, lastDoneID, title) {
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var a = $('<a href="javascript:{}"></a>').appendTo(container);
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a.addClass("history-entry").html(entry.description).attr("title", title).click(function(evt) {
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return self._onClickHistoryEntry(evt, entry, lastDoneID);
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});
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return a;
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};
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if (!this._data.past.length) {
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elmts.pastDiv.html('<div class="history-panel-message">No change to undo</div>');
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} else {
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for (var i = 0; i < this._data.past.length; i++) {
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var entry = this._data.past[i];
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renderEntry(elmts.pastDiv, entry, i === 0 ? 0 : this._data.past[i - 1].id, "Undo to here");
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}
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}
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if (!this._data.future.length) {
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elmts.futureDiv.html('<div class="history-panel-message">No change to redo</div>');
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} else {
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for (var i = 0; i < this._data.future.length; i++) {
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var entry = this._data.future[i];
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renderEntry(elmts.futureDiv, entry, entry.id, "Redo to here");
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}
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}
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elmts.extractLink.click(function() { self._extractOperations(); });
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elmts.applyLink.click(function() { self._showApplyOperationsDialog(); });
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elmts.expandLink.click(function() {
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elmts.bodyCollapsedDiv.hide();
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elmts.bodyDiv.show();
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elmts.bodyControlsDiv.show();
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});
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elmts.rollUpLink.click(function(evt) {
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elmts.bodyCollapsedDiv.show();
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elmts.bodyDiv.hide();
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elmts.bodyControlsDiv.hide();
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});
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elmts.bodyDiv[0].scrollTop = elmts.nowDiv[0].offsetTop + elmts.nowDiv[0].offsetHeight - elmts.bodyDiv[0].offsetHeight;
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};
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HistoryWidget.prototype._onClickHistoryEntry = function(evt, entry, lastDoneID) {
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var self = this;
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Gridworks.postProcess(
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"undo-redo",
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{ lastDoneID: lastDoneID },
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null,
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{ everythingChanged: true }
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);
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};
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HistoryWidget.prototype._extractOperations = function() {
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var self = this;
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$.getJSON(
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"/command/get-operations?" + $.param({ project: theProject.id }),
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null,
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function(data) {
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if ("entries" in data) {
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self._showExtractOperationsDialog(data);
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}
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},
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"jsonp"
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);
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};
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HistoryWidget.prototype._showExtractOperationsDialog = function(json) {
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var self = this;
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var frame = DialogSystem.createDialog();
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frame.width("800px");
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var header = $('<div></div>').addClass("dialog-header").text("Extract Operations").appendTo(frame);
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var body = $('<div></div>').addClass("dialog-body").appendTo(frame);
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var footer = $('<div></div>').addClass("dialog-footer").appendTo(frame);
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var html = $(
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'<div class="grid-layout layout-normal layout-full"><table>' +
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'<tr><td colspan="2">' +
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'The following JSON code encodes the operations you have done that can be abstracted. ' +
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'You can copy and save it in order to apply the same operations in the future.' +
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'</td></tr>' +
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'<tr>' +
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'<td width="50%">' +
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'<div class="extract-operation-dialog-entries"><table cellspacing="5" bind="entryTable"></table></div>' +
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'</td>' +
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'<td width="50%">' +
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'<div class="input-container"><textarea wrap="off" class="history-operation-json" bind="textarea" /></div>' +
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'</td>' +
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'</tr>' +
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'</table></div>'
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).appendTo(body);
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var elmts = DOM.bind(html);
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var entryTable = elmts.entryTable[0];
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var createEntry = function(entry) {
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var tr = entryTable.insertRow(entryTable.rows.length);
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var td0 = tr.insertCell(0);
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var td1 = tr.insertCell(1);
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td0.width = "1%";
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if ("operation" in entry) {
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entry.selected = true;
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$('<input type="checkbox" checked="true" />').appendTo(td0).click(function() {
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entry.selected = !entry.selected;
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updateJson();
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});
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$('<span>').text(entry.operation.description).appendTo(td1);
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} else {
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$('<span>').text(entry.description).css("color", "#888").appendTo(td1);
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}
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};
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for (var i = 0; i < json.entries.length; i++) {
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createEntry(json.entries[i]);
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}
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var updateJson = function() {
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var a = [];
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for (var i = 0; i < json.entries.length; i++) {
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var entry = json.entries[i];
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if ("operation" in entry && entry.selected) {
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a.push(entry.operation);
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}
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}
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elmts.textarea.text(JSON.stringify(a, null, 2));
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};
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updateJson();
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$('<button></button>').text("Done").click(function() {
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DialogSystem.dismissUntil(level - 1);
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}).appendTo(footer);
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var level = DialogSystem.showDialog(frame);
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textarea[0].select();
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};
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HistoryWidget.prototype._showApplyOperationsDialog = function() {
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var self = this;
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var frame = DialogSystem.createDialog();
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frame.width("800px");
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var header = $('<div></div>').addClass("dialog-header").text("Apply Operations").appendTo(frame);
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var body = $('<div></div>').addClass("dialog-body").appendTo(frame);
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var footer = $('<div></div>').addClass("dialog-footer").appendTo(frame);
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var html = $(
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'<div class="grid-layout layout-normal layout-full"><table>' +
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'<tr><td>' +
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'Paste the JSON code encoding the operations to perform.' +
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'</td></tr>' +
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'<tr><td>' +
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'<div class="input-container"><textarea wrap="off" bind="textarea" class="history-operation-json" /></div>' +
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'</td></tr>' +
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'</table></div>'
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).appendTo(body);
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var elmts = DOM.bind(html);
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$('<button></button>').text("Apply").click(function() {
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try {
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var json = JSON.parse(elmts.textarea[0].value);
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} catch (e) {
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alert("The JSON you pasted is invalid.");
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return;
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}
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Gridworks.postProcess(
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"apply-operations",
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{},
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{ operations: JSON.stringify(json) },
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{ everythingChanged: true },
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{
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onDone: function(o) {
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if (o.code == "pending") {
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// Something might have already been done and so it's good to update
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Gridworks.update({ everythingChanged: true });
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}
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}
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}
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);
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DialogSystem.dismissUntil(level - 1);
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}).appendTo(footer);
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$('<button></button>').text("Cancel").click(function() {
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DialogSystem.dismissUntil(level - 1);
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}).appendTo(footer);
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var level = DialogSystem.showDialog(frame);
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textarea[0].focus();
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};
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