| /* |
| * Copyright (C) 2012 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| /** |
| * @constructor |
| * @param {!Element} relativeToElement |
| * @param {!WebInspector.DialogDelegate} delegate |
| */ |
| WebInspector.Dialog = function(relativeToElement, delegate) |
| { |
| this._delegate = delegate; |
| this._relativeToElement = relativeToElement; |
| |
| this._glassPane = new WebInspector.GlassPane(); |
| // Install glass pane capturing events. |
| this._glassPane.element.tabIndex = 0; |
| this._glassPane.element.addEventListener("focus", this._onGlassPaneFocus.bind(this), false); |
| |
| this._element = this._glassPane.element.createChild("div"); |
| this._element.tabIndex = 0; |
| this._element.addEventListener("focus", this._onFocus.bind(this), false); |
| this._element.addEventListener("keydown", this._onKeyDown.bind(this), false); |
| this._closeKeys = [ |
| WebInspector.KeyboardShortcut.Keys.Enter.code, |
| WebInspector.KeyboardShortcut.Keys.Esc.code, |
| ]; |
| |
| delegate.show(this._element); |
| |
| this._position(); |
| this._windowResizeHandler = this._position.bind(this); |
| window.addEventListener("resize", this._windowResizeHandler, true); |
| this._delegate.focus(); |
| } |
| |
| /** |
| * @return {!WebInspector.Dialog} |
| */ |
| WebInspector.Dialog.currentInstance = function() |
| { |
| return WebInspector.Dialog._instance; |
| } |
| |
| /** |
| * @param {!Element} relativeToElement |
| * @param {!WebInspector.DialogDelegate} delegate |
| */ |
| WebInspector.Dialog.show = function(relativeToElement, delegate) |
| { |
| if (WebInspector.Dialog._instance) |
| return; |
| WebInspector.Dialog._instance = new WebInspector.Dialog(relativeToElement, delegate); |
| } |
| |
| WebInspector.Dialog.hide = function() |
| { |
| if (!WebInspector.Dialog._instance) |
| return; |
| WebInspector.Dialog._instance._hide(); |
| } |
| |
| WebInspector.Dialog.prototype = { |
| _hide: function() |
| { |
| if (this._isHiding) |
| return; |
| this._isHiding = true; |
| |
| this._delegate.willHide(); |
| |
| delete WebInspector.Dialog._instance; |
| this._glassPane.dispose(); |
| window.removeEventListener("resize", this._windowResizeHandler, true); |
| }, |
| |
| _onGlassPaneFocus: function(event) |
| { |
| this._hide(); |
| }, |
| |
| _onFocus: function(event) |
| { |
| this._delegate.focus(); |
| }, |
| |
| _position: function() |
| { |
| this._delegate.position(this._element, this._relativeToElement); |
| }, |
| |
| _onKeyDown: function(event) |
| { |
| if (event.keyCode === WebInspector.KeyboardShortcut.Keys.Tab.code) { |
| event.preventDefault(); |
| return; |
| } |
| |
| if (event.keyCode === WebInspector.KeyboardShortcut.Keys.Enter.code) |
| this._delegate.onEnter(); |
| |
| if (this._closeKeys.indexOf(event.keyCode) >= 0) { |
| this._hide(); |
| event.consume(true); |
| } |
| } |
| }; |
| |
| /** |
| * @constructor |
| * @extends {WebInspector.Object} |
| */ |
| WebInspector.DialogDelegate = function() |
| { |
| } |
| |
| WebInspector.DialogDelegate.prototype = { |
| /** |
| * @param {!Element} element |
| */ |
| show: function(element) |
| { |
| element.appendChild(this.element); |
| this.element.classList.add("dialog-contents"); |
| element.classList.add("dialog"); |
| }, |
| |
| /** |
| * @param {!Element} element |
| * @param {!Element} relativeToElement |
| */ |
| position: function(element, relativeToElement) |
| { |
| var offset = relativeToElement.offsetRelativeToWindow(window); |
| |
| var positionX = offset.x + (relativeToElement.offsetWidth - element.offsetWidth) / 2; |
| positionX = Number.constrain(positionX, 0, window.innerWidth - element.offsetWidth); |
| |
| var positionY = offset.y + (relativeToElement.offsetHeight - element.offsetHeight) / 2; |
| positionY = Number.constrain(positionY, 0, window.innerHeight - element.offsetHeight); |
| |
| element.style.left = positionX + "px"; |
| element.style.top = positionY + "px"; |
| }, |
| |
| focus: function() { }, |
| |
| onEnter: function() { }, |
| |
| willHide: function() { }, |
| |
| __proto__: WebInspector.Object.prototype |
| } |
| |