/*
 * Copyright (C) 2013 Apple 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:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. 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.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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.
 */

WebInspector.SearchBar = function(identifier, placeholder, delegate) {
    WebInspector.NavigationItem.call(this, identifier);

    this.delegate = delegate;

    this._element.classList.add(WebInspector.SearchBar.StyleClassName);

    this._keyboardShortcutEsc = new WebInspector.KeyboardShortcut(null, WebInspector.KeyboardShortcut.Key.Escape);
    this._keyboardShortcutEnter = new WebInspector.KeyboardShortcut(null, WebInspector.KeyboardShortcut.Key.Enter);

    this._searchInput = this._element.appendChild(document.createElement("input"));
    this._searchInput.type = "search";
    this._searchInput.spellcheck = false;
    this._searchInput.incremental = true;
    this._searchInput.setAttribute("results", 5);
    this._searchInput.setAttribute("autosave", identifier + "-autosave");
    this._searchInput.setAttribute("placeholder", placeholder);
    this._searchInput.addEventListener("search", this._handleSearchEvent.bind(this), false);
    this._searchInput.addEventListener("keydown", this._handleKeydownEvent.bind(this), false);
};

WebInspector.SearchBar.StyleClassName = "search-bar";
WebInspector.SearchBar.Event = {
    TextChanged: "searchbar-text-did-change"
};

WebInspector.SearchBar.prototype = {
    constructor: WebInspector.SearchBar,

    // Public

    get text()
    {
        return this._searchInput.value;
    },

    set text(newText)
    {
        this._searchInput.value = newText;
    },

    focus: function()
    {
        this._searchInput.focus();
        this._searchInput.select();
    },

    // Private

    _handleSearchEvent: function(event)
    {
        this.dispatchEventToListeners(WebInspector.SearchBar.Event.TextChanged);
    },
    
    _handleKeydownEvent: function(event)
    {
        if (this._keyboardShortcutEsc.matchesEvent(event)) {
            if (this.delegate && typeof this.delegate.searchBarWantsToLoseFocus === "function") {
                this.delegate.searchBarWantsToLoseFocus(this);
                event.stopPropagation();
                event.preventDefault();
            }
        } else if (this._keyboardShortcutEnter.matchesEvent(event)) {
            if (this.delegate && typeof this.delegate.searchBarDidActivate === "function") {
                this.delegate.searchBarDidActivate(this);
                event.stopPropagation();
                event.preventDefault();
            }
        }
    }
};

WebInspector.SearchBar.prototype.__proto__ = WebInspector.NavigationItem.prototype;