Mercurial > hg > digilib-old

comparison client/digitallibrary/modules/contextMenu.js @ 47:9a3fc958fb43

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bugfixes and new module
author luginbue
date Sun, 07 Jul 2002 18:03:54 +0200
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46:cff6aff17bb8 47:9a3fc958fb43
1 /****************************************************************************
2 * - module for digilib: adds a menu for digilib functionality *
3 * *
4 * pressing [ctrl] + [left mousebutton] to bring it up *
5 * *
6 * to install this module, you do not just have to load it in *
7 * dlImage.jsp (like every module), but you also have to put the *
8 * following three lines in the <body> of dlImage.jsp: *
9 * *
10 * <script language="JavaScript"> *
11 * cm_htmlCode(); *
12 * </script> *
13 * *
14 * christian luginbuehl (luginbuehl@student.unibe.ch) *
15 ****************************************************************************/
16
17 browser = new checkBrowser();
18
19 var menu = false;
20
21 if (browser.ns4) {
22 document.captureEvents(Event.MOUSEDOWN);
23 document.onmousedown = showmenu;
24 } else if (browser.ns6) {
25 document.addEventListener("mousedown", showmenu, true);
26 } else {
27 document.onmousedown = showmenu;
28 }
29
30
31 function checkBrowser() {
32
33 this.ua = navigator.userAgent;
34 this.ver = navigator.appVersion;
35 this.dom = ( document.getElementById );
36 this.opera = ( this.dom ) && ( this.ua.toLowerCase().indexOf("opera") > -1 );
37 this.ie4 = ( document.all ) && ( !this.dom );
38 this.ie5 = ( this.ver.indexOf("MSIE 5") > -1 ) && ( this.dom );
39 this.ie6 = ( this.ver.indexOf("MSIE 6") > -1 ) && ( this.dom );
40 this.ns4 = ( document.layers ) && ( !this.dom );
41 this.ns6 = ( this.dom ) && ( parseInt(this.ver) >= 5 ) && ( !this.opera );
42 this.ns = ( this.ns4 ) || ( this.ns6 );
43 this.ie = ( this.ie4 ) || ( this.ie5 ) || ( this.ie6 );
44
45 return this;
46 }
47
48
49 function showmenu(event) {
50
51 if (browser.ns4) {
52 if (event.which == 1 && (event.modifiers == Event.CONTROL_MASK) && !menu) {
53 menu = true;
54 document.layers["menu"].left = Math.min(event.pageX + 3, innerWidth - 160 + pageXOffset);
55 document.layers["menu"].top = Math.min(event.pageY + 3, innerHeight - 180 + pageYOffset);
56 document.layers["menu"].clip.width = 140;
57 document.layers["menu"].bgColor = "#DDDDDD";
58 document.layers["menu"].margin = 4;
59 document.layers["menu"].visibility = "show";
60 } else if (menu) {
61 menu = false;
62 document.layers["menu"].visibility = "hide";
63 }
64
65 } else if (browser.ns6) {
66 if (event.which == 1 && event.ctrlKey && !menu) {
67 menu = true;
68 document.getElementById("menu").style.left = Math.min(event.pageX + 3, innerWidth - 160 + pageXOffset);
69 document.getElementById("menu").style.top = Math.min(event.pageY + 3, innerHeight - 160 + pageYOffset);
70 document.getElementById("menu").style.visibility = "visible";
71 } else if (menu) {
72 menu = false;
73 document.getElementById("menu").style.visibility = "hidden";
74 }
75 } else {
76 event = window.event;
77
78 if (event.button == 1 && event.ctrlKey && !menu) {
79 menu = true;
80 document.all["menu"].style.left = event.x + 3;
81 document.all["menu"].style.top = event.y + 3;
82 document.all["menu"].style.visibility = "visible";
83 } else if (menu) {
84 menu = false;
85 document.all["menu"].style.visibility = "hidden";
86 }
87 }
88 }
89
90
91 function cm_htmlCode() {
92
93 document.write('<style type="text/css">\n');
94 document.write(' table {border-left: 1px solid #CCCCCC; border-top: 1px solid #CCCCCC; border-right: 1px solid #000000; border-bottom: 1px solid #000000; }\n');
95 document.write(' td {font-family: verdana; color: #666666; font-size: 11px; text-decoration: none}\n');
96 document.write(' a:link, a:visited, a:active {font-family: verdana; color: #666666; font-size: 11px; font-weight: bold; text-decoration: none}\n');
97 document.write(' a:hover {font-family: verdana; color: #000000; font-size: 11px; text-decoration: none}\n');
98 document.write('</style>\n');
99 document.write('<div ID="menu" style="position:absolute; width: 140px; background-color: #DDDDDD; visibility:hidden">\n');
100 document.write(' <table width="140" align="center" cellspacing="0" cellpadding="0">\n');
101 document.write(' <tr><td><a href="#" onmousedown="backPage(false)">&nbsp;&nbsp;prev</a></td></tr>\n');
102 document.write(' <tr><td><a href="#" onmousedown="nextPage(false)">&nbsp;&nbsp;next</a></td></tr>\n');
103 document.write(' <tr><td><a href="#" onmousedown="page(false)">&nbsp;&nbsp;page #</a></td></tr>\n');
104 document.write(' <tr><td align="center"><img src="modules/cm_separator.gif" width="136" height="3"></td></tr>\n');
105 document.write(' <tr><td><a href="#" onmousedown="mark()">&nbsp;&nbsp;mark</a></td></tr>\n');
106 document.write(' <tr><td>&nbsp;&nbsp;reference <a href="#" onmousedown="ref(1)">html</a> <a href="#" onmousedown="ref(0)">latex</a></td></tr>\n');
107 document.write(' <tr><td align="center"><img src="modules/cm_separator.gif" width="136" height="3"></td></tr>\n');
108 document.write(' <tr><td><a href="#" onmousedown="zoomArea()">&nbsp;&nbsp;zoom area</a></td></tr>\n');
109 document.write(' <tr><td><a href="#" onmousedown="zoomPoint()">&nbsp;&nbsp;zoom point</a></td></tr>\n');
110 document.write(' <tr><td><a href="#" onmousedown="moveTo()">&nbsp;&nbsp;move to</a></td></tr>\n');
111 document.write(' <tr><td><a href="#" onmousedown="zoomOut()">&nbsp;&nbsp;zoom out</a></td></tr>\n');
112 document.write(' <tr><td align="center"><img src="modules/cm_separator.gif" width="136" height="3"></td></tr>\n');
113 document.write(' <tr><td>&nbsp;&nbsp;scale <a href="#" onmousedown="scale(0.7)">0.7</a> <a href="#" onmousedown="scale(1.0)">1.0</a> <a href="#" onmousedown="scale(2.0)">2.0</a> <a href="#" onmousedown="scale(3.0)">3.0</a></td></tr>\n');
114 document.write(' </table>\n');
115 document.write('</div>\n');
116
117 }