/*
 *  $Id: toolbar.js,v 1.8.2.4 2012/03/08 12:55:01 source Exp $
 *
 *  This file is part of the OpenLink Software Ajax Toolkit (OAT) project.
 *
 *  Copyright (C) 2005-2012 OpenLink Software
 *
 *  See LICENSE file for details.
 */
/*
	t = new OAT.Toolbar(div);

	var i = t.addIcon(twoStates,imagePath,tooltip,callback)  ---  callback(state)
	var s = t.addSeparator()
	alert(i.state) --- 0/1

	t.removeIcon(i)
	t.removeSeparator(s)


	CSS: .toolbar .toolbar_icon .toolbar_icon_down .toolbar_separator
*/


OAT.ToolbarButtonState = {
    UP: 0,
    DOWN: 1,
    DISABLED: 2
};

OAT.ToolbarButtonType = {
    TOGGLE: 0,
    BUTTON: 1
};

OAT.ToolbarButton = function (container, opts) {
    var self = this;

    this._iconUrls = [];
    this._tooltips = [];
    this._classes = ["toolbar_btn_up", "toolbar_btn_down", "toolbar_btn_disabled"];
    this._container = {};
    this._state = OAT.ToolbarButtonState.UP;
    this._btnType = OAT.ToolbarButtonType.BUTTON;
    this._size = [16,16];
    this._callbacks = {};

    this.setIcon = function (state, icon) {
	self.iconUrls[state]=icon;
    };

    this.getIcon = function (state) {
	return self.icons[state];
    };

    this.toggle = function () {
    };

    this.enable = function () {

    };

    this.setContainer = function (ctr) {
	this._container = ctr;
    };

    this.setState = function (state) {
	self._state = state;
	self._img.href = self.icons(state);
    };

    this.clickHandler = function () {
	if (self._btnType == TOGGLE) {
	    self.toggle ();
	}
	OAT.Msg.send (self, "TOOLBAR_BUTTON_CLICK", self);
    };

    this.overHandler = function () {
	OAT.Msg.send (self, "TOOLBAR_BUTTON_CLICK", self);
    };

    self.setContainer (container);
};

OAT.Toolbar = function(div,optObj) {
    var self = this;

    this.options = {
	labels:false
    }

    for (var p in optObj) { self.options[p] = optObj[p]; }

    this.div = $(div);
    OAT.Dom.addClass(this.div,"toolbar");
    this.icons = [];
    this.separators = [];

    this.addIcon = function(twoStates,imagePath,tooltip,callback) {
	var div = OAT.Dom.create("div",{},"toolbar_icon");
	div.title = tooltip;
	div.state = 0;

	var img = OAT.Dom.create("img");
	img.src = imagePath;

	div.toggleState = function(newState) {
	    div.state = newState;
	    if (div.state) {
		OAT.Dom.addClass(div,"toolbar_icon_down");
	    } else {
		OAT.Dom.removeClass(div,"toolbar_icon_down");
	    }
	    callback(div.state);
	}

	div.toggle = function(event) {
	    var nstate = div.state+1;
	    if (nstate > 1) { nstate = 0; }
	    if (!twoStates) { nstate = 0; }
	    div.toggleState(nstate);
	}

		OAT.Event.attach(div,"click",div.toggle);
	OAT.Dom.append([div,img],[self.div,div]);

	if (self.options.labels) {
	    div.appendChild(OAT.Dom.text(tooltip));
	}

	self.icons.push(div);
	return div;
    }

    this.addSeparator = function() {
	var div = OAT.Dom.create("div",{className: "toolbar_separator"});
	self.div.appendChild(div);
	self.separators.push(div);
	return div;
    }

    this.removeIcon = function(div) {
	var index = self.icons.indexOf(div);
	self.icons.splice(index,1);
    }

    this.removeSeparator = function(div) {
	var index = self.separators.indexOf(div);
	this.separators.splice(index,1);
    }

}
