flash.js

初学者

/*
	Copyright (c) 2004-2006, The Dojo Foundation
	All Rights Reserved.

	Licensed under the Academic Free License version 2.1 or above OR the
	modified BSD license. For more information on Dojo licensing, see:

		http://dojotoolkit.org/community/licensing.shtml
*/



dojo.provide("dojo.flash");
dojo.require("dojo.string.*");
dojo.require("dojo.uri.*");
dojo.require("dojo.html.common");
dojo.flash = function () {
};
dojo.flash = {flash6_version:null, flash8_version:null, ready:false, _visible:true, _loadedListeners:new Array(), _installingListeners:new Array(), setSwf:function (fileInfo) {
	if (fileInfo == null || dojo.lang.isUndefined(fileInfo)) {
		return;
	}
	if (fileInfo.flash6 != null && !dojo.lang.isUndefined(fileInfo.flash6)) {
		this.flash6_version = fileInfo.flash6;
	}
	if (fileInfo.flash8 != null && !dojo.lang.isUndefined(fileInfo.flash8)) {
		this.flash8_version = fileInfo.flash8;
	}
	if (!dojo.lang.isUndefined(fileInfo.visible)) {
		this._visible = fileInfo.visible;
	}
	this._initialize();
}, useFlash6:function () {
	if (this.flash6_version == null) {
		return false;
	} else {
		if (this.flash6_version != null && dojo.flash.info.commVersion == 6) {
			return true;
		} else {
			return false;
		}
	}
}, useFlash8:function () {
	if (this.flash8_version == null) {
		return false;
	} else {
		if (this.flash8_version != null && dojo.flash.info.commVersion == 8) {
			return true;
		} else {
			return false;
		}
	}
}, addLoadedListener:function (listener) {
	this._loadedListeners.push(listener);
}, addInstallingListener:function (listener) {
	this._installingListeners.push(listener);
}, loaded:function () {
	dojo.flash.ready = true;
	if (dojo.flash._loadedListeners.length > 0) {
		for (var i = 0; i < dojo.flash._loadedListeners.length; i++) {
			dojo.flash._loadedListeners[i].call(null);
		}
	}
}, installing:function () {
	if (dojo.flash._installingListeners.length > 0) {
		for (var i = 0; i < dojo.flash._installingListeners.length; i++) {
			dojo.flash._installingListeners[i].call(null);
		}
	}
}, _initialize:function () {
	var installer = new dojo.flash.Install();
	dojo.flash.installer = installer;
	if (installer.needed() == true) {
		installer.install();
	} else {
		dojo.flash.obj = new dojo.flash.Embed(this._visible);
		dojo.flash.obj.write(dojo.flash.info.commVersion);
		dojo.flash.comm = new dojo.flash.Communicator();
	}
}};
dojo.flash.Info = function () {
	if (dojo.render.html.ie) {
		document.writeln("<script language=\"VBScript\" type=\"text/vbscript\">");
		document.writeln("Function VBGetSwfVer(i)");
		document.writeln("  on error resume next");
		document.writeln("  Dim swControl, swVersion");
		document.writeln("  swVersion = 0");
		document.writeln("  set swControl = CreateObject(\"ShockwaveFlash.ShockwaveFlash.\" + CStr(i))");
		document.writeln("  if (IsObject(swControl)) then");
		document.writeln("	swVersion = swControl.GetVariable(\"$version\")");
		document.writeln("  end if");
		document.writeln("  VBGetSwfVer = swVersion");
		document.writeln("End Function");
		document.writeln("</script>");
	}
	this._detectVersion();
	this._detectCommunicationVersion();
};
dojo.flash.Info.prototype = {version:-1, versionMajor:-1, versionMinor:-1, versionRevision:-1, capable:false, commVersion:6, installing:false, isVersionOrAbove:function (reqMajorVer, reqMinorVer, reqVer) {
	reqVer = parseFloat("." + reqVer);
	if (this.versionMajor >= reqMajorVer && this.versionMinor >= reqMinorVer && this.versionRevision >= reqVer) {
		return true;
	} else {
		return false;
	}
}, _detectVersion:function () {
	var versionStr;
	for (var testVersion = 25; testVersion > 0; testVersion--) {
		if (dojo.render.html.ie) {
			versionStr = VBGetSwfVer(testVersion);
		} else {
			versionStr = this._JSFlashInfo(testVersion);
		}
		if (versionStr == -1) {
			this.capable = false;
			return;
		} else {
			if (versionStr != 0) {
				var versionArray;
				if (dojo.render.html.ie) {
					var tempArray = versionStr.split(" ");
					var tempString = tempArray[1];
					versionArray = tempString.split(",");
				} else {
					versionArray = versionStr.split(".");
				}
				this.versionMajor = versionArray[0];
				this.versionMinor = versionArray[1];
				this.versionRevision = versionArray[2];
				var versionString = this.versionMajor + "." + this.versionRevision;
				this.version = parseFloat(versionString);
				this.capable = true;
				break;
			}
		}
	}
}, _JSFlashInfo:function (testVersion) {
	if (navigator.plugins != null && navigator.plugins.length > 0) {
		if (navigator.plugins["Shockwave Flash 2.0"] || navigator.plugins["Shockwave Flash"]) {
			var swVer2 = navigator.plugins["Shockwave Flash 2.0"] ? " 2.0" : "";
			var flashDescription = navigator.plugins["Shockwave Flash" + swVer2].description;
			var descArray = flashDescription.split(" ");
			var tempArrayMajor = descArray[2].split(".");
			var versionMajor = tempArrayMajor[0];
			var versionMinor = tempArrayMajor[1];
			if (descArray[3] != "") {
				var tempArrayMinor = descArray[3].split("r");
			} else {
				var tempArrayMinor = descArray[4].split("r");
			}
			var versionRevision = tempArrayMinor[1] > 0 ? tempArrayMinor[1] : 0;
			var version = versionMajor + "." + versionMinor + "." + versionRevision;
			return version;
		}
	}
	return -1;
}, _detectCommunicationVersion:function () {
	if (this.capable == false) {
		this.commVersion = null;
		return;
	}
	if (typeof djConfig["forceFlashComm"] != "undefined" && typeof djConfig["forceFlashComm"] != null) {
		this.commVersion = djConfig["forceFlashComm"];
		return;
	}
	if (dojo.render.html.safari == true || dojo.render.html.opera == true) {
		this.commVersion = 8;
	} else {
		this.commVersion = 6;
	}
}};
dojo.flash.Embed = function (visible) {
	this._visible = visible;
};
dojo.flash.Embed.prototype = {width:215, height:138, id:"flashObject", _visible:true, protocol:function () {
	switch (window.location.protocol) {
	  case "https:":
		return "https";
		break;
	  default:
		return "http";
		break;
	}
}, write:function (flashVer, doExpressInstall) {
	if (dojo.lang.isUndefined(doExpressInstall)) {
		doExpressInstall = false;
	}
	var containerStyle = new dojo.string.Builder();
	containerStyle.append("width: " + this.width + "px; ");
	containerStyle.append("height: " + this.height + "px; ");
	if (this._visible == false) {
		containerStyle.append("position: absolute; ");
		containerStyle.append("z-index: 10000; ");
		containerStyle.append("top: -1000px; ");
		containerStyle.append("left: -1000px; ");
	}
	containerStyle = containerStyle.toString();
	var objectHTML;
	var swfloc;
	if (flashVer == 6) {
		swfloc = dojo.flash.flash6_version;
		var dojoPath = djConfig.baseRelativePath;
		swfloc = swfloc + "?baseRelativePath=" + escape(dojoPath);
		objectHTML = "<embed id=\"" + this.id + "\" src=\"" + swfloc + "\" " + "	quality=\"high\" bgcolor=\"#ffffff\" " + "	width=\"" + this.width + "\" height=\"" + this.height + "\" " + "	name=\"" + this.id + "\" " + "	align=\"middle\" allowScriptAccess=\"sameDomain\" " + "	type=\"application/x-shockwave-flash\" swLiveConnect=\"true\" " + "	pluginspage=\"" + this.protocol() + "://www.macromedia.com/go/getflashplayer\">";
	} else {
		swfloc = dojo.flash.flash8_version;
		var swflocObject = swfloc;
		var swflocEmbed = swfloc;
		var dojoPath = djConfig.baseRelativePath;
		if (doExpressInstall) {
			var redirectURL = escape(window.location);
			document.title = document.title.slice(0, 47) + " - Flash Player Installation";
			var docTitle = escape(document.title);
			swflocObject += "?MMredirectURL=" + redirectURL + "&MMplayerType=ActiveX" + "&MMdoctitle=" + docTitle + "&baseRelativePath=" + escape(dojoPath);
			swflocEmbed += "?MMredirectURL=" + redirectURL + "&MMplayerType=PlugIn" + "&baseRelativePath=" + escape(dojoPath);
		}
		if (swflocEmbed.indexOf("?") == -1) {
			swflocEmbed += "?baseRelativePath=" + escape(dojoPath) + "' ";
		}
		objectHTML = "<object classid=\"clsid:d27cdb6e-ae6d-11cf-96b8-444553540000\" " + "codebase=\"" + this.protocol() + "://fpdownload.macromedia.com/pub/shockwave/cabs/flash/" + "swflash.cab#version=8,0,0,0\" " + "width=\"" + this.width + "\" " + "height=\"" + this.height + "\" " + "id=\"" + this.id + "\" " + "align=\"middle\"> " + "<param name=\"allowScriptAccess\" value=\"sameDomain\" /> " + "<param name=\"movie\" value=\"" + swflocObject + "\" /> " + "<param name=\"quality\" value=\"high\" /> " + "<param name=\"bgcolor\" value=\"#ffffff\" /> " + "<embed src=\"" + swflocEmbed + "' " + "quality=\"high\" " + "bgcolor=\"#ffffff\" " + "width=\"" + this.width + "\" " + "height=\"" + this.height + "\" " + "id=\"" + this.id + "\" " + "name=\"" + this.id + "\" " + "swLiveConnect=\"true\" " + "align=\"middle\" " + "allowScriptAccess=\"sameDomain\" " + "type=\"application/x-shockwave-flash\" " + "pluginspage=\"" + this.protocol() + "://www.macromedia.com/go/getflashplayer\" />" + "</object>";
	}
	objectHTML = "<div id=\"" + this.id + "Container\" style=\"" + containerStyle + "\"> " + objectHTML + "</div>";
	document.writeln(objectHTML);
}, get:function () {