20a6696850
Monotone-Revision: 4015c6e667a4a4ca4d9a5b2a8cb346ea6d784fe4 Monotone-Author: wsourdeau@inverse.ca Monotone-Date: 2010-08-02T20:42:40 Monotone-Branch: ca.inverse.sogo
130 lines
4 KiB
JavaScript
130 lines
4 KiB
JavaScript
/* bind method: attachToRowElement(row: TD or LI)
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* callback methods:
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notifyStartEditingCallback(this)
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notifyEndEditingCallback(this)
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notifyNewValueCallback(this, newValue),
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*/
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function RowEditionController() {
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}
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RowEditionController.prototype = {
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initialValue: null,
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rowElement: null,
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textField: null,
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/* notification callbacks */
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notifyStartEditingCallback: null,
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notifyEndEditingCallback: null,
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notifyNewValueCallback: null,
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/* bind method */
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attachToRowElement: function REC_attachToRowElement(rowElement) {
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var onRowDblClickBound = this.onRowDblClick.bindAsEventListener(this);
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rowElement.observe("dblclick", onRowDblClickBound);
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this.rowElement = rowElement;
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rowElement.editionController = this;
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},
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/* internal */
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emptyRow: function REC_emptyRow() {
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var rowElement = this.rowElement;
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while (rowElement.firstChild) {
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rowElement.removeChild(rowElement.firstChild);
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}
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},
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startEditing: function REC_startEditing() {
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var rowElement = this.rowElement;
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rowElement.previousClassName = rowElement.className;
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rowElement.className = "editing";
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var value = "";
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for (var i = 0; i < rowElement.childNodes.length; i++) {
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var child = rowElement.childNodes[i];
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if (child.nodeType == Node.TEXT_NODE) {
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value += child.nodeValue;
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}
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}
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log("initial Value: " + value);
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this.initialValue = value;
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this.emptyRow();
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this.showInputField(value);
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this.onBodyMouseDownBound = this.onBodyMouseDown.bindAsEventListener(this);
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$(document.body).observe("mousedown", this.onBodyMouseDownBound);
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if (this.notifyStartEditingCallback) {
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this.notifyStartEditingCallback(this);
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}
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},
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showInputField: function REC_showInputField(value) {
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var textField = createElement("input", null, null, {"type": "text"});
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this.textField = textField;
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if (value) {
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textField.value = value;
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}
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this.rowElement.appendChild(textField);
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var onInputKeyDownBound = this.onInputKeyDown.bindAsEventListener(this);
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textField.observe("keydown", onInputKeyDownBound);
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textField.focus();
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textField.select();
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},
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stopEditing: function REC_stopEditing(accept) {
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var displayValue = (accept ? this.textField.value : this.initialValue);
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this.textField = null;
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this.emptyRow();
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var rowElement = this.rowElement;
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rowElement.className = rowElement.previousClassName;
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rowElement.previousClassName = null;
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rowElement.appendChild(document.createTextNode(displayValue));
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this.initialValue = null;
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$(document.body).stopObserving("mousedown", this.onBodyMouseDownBound);
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this.onBodyMouseDownBound = null;
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if (this.notifyEndEditingCallback) {
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this.notifyEndEditingCallback(this);
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}
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},
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acceptEdition: function REC_acceptEdition() {
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var newValue = this.textField.value;
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if (this.initialValue != newValue
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&& this.notifyNewValueCallback) {
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this.notifyNewValueCallback(this, value);
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}
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this.stopEditing(true);
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},
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cancelEdition: function REC_acceptEdition() {
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this.stopEditing(false);
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},
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/* event handlers */
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onRowDblClick: function REC_onRowDblClick(event) {
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log("onRowDblClick");
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if (!this.textField) {
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this.startEditing();
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event.stop();
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}
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},
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onInputKeyDown: function REC_onInputKeyDown(event) {
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if (event.keyCode == Event.KEY_ESC) {
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this.cancelEdition();
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event.stop();
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}
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else if (event.keyCode == Event.KEY_RETURN) {
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this.acceptEdition();
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event.stop();
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}
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},
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onBodyMouseDown: function REC_onBodyMouseDown(event) {
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if (event.target != this.textField) {
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this.acceptEdition();
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}
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}
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};
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