[903] | 1 | /**
|
---|
| 2 | * Tabs class for handling HTML/CSS tabs
|
---|
| 3 | *
|
---|
| 4 | * Copyright (C) 2003 Dipl.-Inform. Kai Hofmann and probusiness AG
|
---|
| 5 | *
|
---|
| 6 | * This library is free software; you can redistribute it and/or
|
---|
| 7 | * modify it under the terms of the GNU Lesser General Public
|
---|
| 8 | * License as published by the Free Software Foundation; either
|
---|
| 9 | * version 2.1 of the License, or (at your option) any later version.
|
---|
| 10 | *
|
---|
| 11 | * This library is distributed in the hope that it will be useful,
|
---|
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
|
---|
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
---|
| 14 | * Lesser General Public License for more details.
|
---|
| 15 | *
|
---|
| 16 | * You should have received a copy of the GNU Lesser General Public
|
---|
| 17 | * License along with this library; if not, write to the Free Software
|
---|
| 18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
---|
| 19 | *
|
---|
| 20 | * Contact information:
|
---|
| 21 | * Dipl.-Inform. Kai Hofmann
|
---|
| 22 | * Arberger Heerstr. 92
|
---|
| 23 | * 28307 Bremen
|
---|
| 24 | * Germany
|
---|
| 25 | *
|
---|
| 26 | *
|
---|
| 27 | * probusiness AG
|
---|
| 28 | * Expo-Plaza-Nr. 1
|
---|
| 29 | * 30539 Hannover
|
---|
| 30 | * Germany
|
---|
| 31 | *
|
---|
| 32 | *
|
---|
| 33 | * @version 1.0
|
---|
| 34 | * @author hofmann@hofmann-int.de
|
---|
| 35 | *
|
---|
| 36 | * @argument nrTabs Number of Tabs to handle
|
---|
| 37 | * @argument activeCSSclass CSS class name for active tabs (display:inline)
|
---|
| 38 | * @argument inactiveCSSclass CSS class name for inactive tabs (display:none)
|
---|
| 39 | * @argument HTMLtabID HTML ID name prefix that would be used with the tab number as tab name.
|
---|
| 40 | * @argument HTMLtabcontentID HTML ID prefix for the tab content used with the tab number
|
---|
| 41 | * @argument HTMLtabselectorID HTML ID prefix for a selectbox used to switch between the tabs
|
---|
| 42 | * @argument HTMLtabradioID HTML ID prefix for radio button input fields used to switch between the tabs
|
---|
| 43 | * @argument tabPageKey URL parameter name to use for setting/getting the actual tab
|
---|
| 44 | */
|
---|
| 45 |
|
---|
| 46 | function Tabs(nrTabs,activeCSSclass,inactiveCSSclass,HTMLtabID,HTMLtabcontentID,HTMLtabselectorID,HTMLtabradioID,tabPageKey)
|
---|
| 47 | {
|
---|
| 48 | this.nrTabs = nrTabs;
|
---|
| 49 | this.activeCSSclass = activeCSSclass;
|
---|
| 50 | this.inactiveCSSclass = inactiveCSSclass;
|
---|
| 51 | this.HTMLtabID = HTMLtabID;
|
---|
| 52 | this.HTMLtabcontentID = HTMLtabcontentID;
|
---|
| 53 | this.HTMLtabselectorID = HTMLtabselectorID;
|
---|
| 54 | this.HTMLtabradioID = HTMLtabradioID;
|
---|
| 55 | this.tabPageKey = tabPageKey;
|
---|
| 56 |
|
---|
| 57 | if (typeof(_tabs_prototype_called) == 'undefined')
|
---|
| 58 | {
|
---|
| 59 | _tabs_prototype_called = true;
|
---|
| 60 | Tabs.prototype.setActive = setActive;
|
---|
| 61 | Tabs.prototype.setInactive = setInactive;
|
---|
| 62 | Tabs.prototype.isActive = isActive;
|
---|
| 63 | Tabs.prototype.getActive = getActive;
|
---|
| 64 | Tabs.prototype.disableAll = disableAll;
|
---|
| 65 | Tabs.prototype.display = display;
|
---|
| 66 | Tabs.prototype.changeToActive = changeToActive;
|
---|
| 67 | Tabs.prototype.init = init;
|
---|
| 68 | }
|
---|
| 69 |
|
---|
| 70 |
|
---|
| 71 | /**
|
---|
| 72 | * Set tab as active
|
---|
| 73 | *
|
---|
| 74 | * @argument tabnr The tab number (1-nrTabs) of the tab that should be active
|
---|
| 75 | */
|
---|
| 76 | function setActive(tabnr)
|
---|
| 77 | {
|
---|
| 78 | if ((tabnr > 0) && (tabnr <= this.nrTabs))
|
---|
| 79 | {
|
---|
| 80 | if(document.getElementById(this.HTMLtabID + tabnr)) |
---|
| 81 | document.getElementById(this.HTMLtabID + tabnr).className = this.activeCSSclass;
|
---|
| 82 | if(document.getElementById(this.HTMLtabcontentID + tabnr)) |
---|
| 83 | document.getElementById(this.HTMLtabcontentID + tabnr).className = this.activeCSSclass;
|
---|
| 84 |
|
---|
| 85 | if(document.getElementById(this.HTMLtabselectorID)) |
---|
| 86 | document.getElementById(this.HTMLtabselectorID).selectedIndex = tabnr-1;
|
---|
| 87 | if(document.getElementById(this.HTMLtabradioID + tabnr)) |
---|
| 88 | document.getElementById(this.HTMLtabradioID + tabnr).checked = true;
|
---|
| 89 | }
|
---|
| 90 | }
|
---|
| 91 |
|
---|
| 92 |
|
---|
| 93 |
|
---|
| 94 | /**
|
---|
| 95 | * Set tab as inactive
|
---|
| 96 | *
|
---|
| 97 | * @argument tabnr The tab number (1-nrTabs) of the tab that should be inactive
|
---|
| 98 | */
|
---|
| 99 | function setInactive(tabnr)
|
---|
| 100 | {
|
---|
| 101 | if ((tabnr > 0) && (tabnr <= this.nrTabs))
|
---|
| 102 | {
|
---|
| 103 | if(document.getElementById(this.HTMLtabID + tabnr)) |
---|
| 104 | document.getElementById(this.HTMLtabID + tabnr).className = this.inactiveCSSclass;
|
---|
| 105 | if(document.getElementById(this.HTMLtabcontentID + tabnr)) |
---|
| 106 | document.getElementById(this.HTMLtabcontentID + tabnr).className = this.inactiveCSSclass;
|
---|
| 107 | }
|
---|
| 108 | }
|
---|
| 109 |
|
---|
| 110 |
|
---|
| 111 | /**
|
---|
| 112 | * Test if tab is active
|
---|
| 113 | *
|
---|
| 114 | * @argument tabnr The tab number (1-nrTabs) of the tab that should be tested
|
---|
| 115 | * @returns boolean - true if tab is active, false otherwise
|
---|
| 116 | */
|
---|
| 117 | function isActive(tabnr)
|
---|
| 118 | {
|
---|
| 119 | return(document.getElementById(HTMLtabID + tabnr).className == this.activeCSSclass);
|
---|
| 120 | }
|
---|
| 121 |
|
---|
| 122 |
|
---|
| 123 | /**
|
---|
| 124 | * Get the active tab number
|
---|
| 125 | *
|
---|
| 126 | * @returns Tab (1-nrTabs) that is currently active or 0 if non is active.
|
---|
| 127 | */
|
---|
| 128 | function getActive()
|
---|
| 129 | {
|
---|
| 130 | for (i = 1; i <= this.nrTabs; ++i)
|
---|
| 131 | {
|
---|
| 132 | if (this.isActive(i))
|
---|
| 133 | {
|
---|
| 134 | return(i);
|
---|
| 135 | }
|
---|
| 136 | }
|
---|
| 137 | return(0);
|
---|
| 138 | }
|
---|
| 139 |
|
---|
| 140 |
|
---|
| 141 | /**
|
---|
| 142 | * Disable all tabs
|
---|
| 143 | */
|
---|
| 144 | function disableAll()
|
---|
| 145 | {
|
---|
| 146 | for (i = 1; i <= this.nrTabs; ++i)
|
---|
| 147 | {
|
---|
| 148 | this.setInactive(i);
|
---|
| 149 | }
|
---|
| 150 | }
|
---|
| 151 |
|
---|
| 152 |
|
---|
| 153 | /**
|
---|
| 154 | * Disable all tabs and then display the tab number given
|
---|
| 155 | *
|
---|
| 156 | * @argument tabnr Tab number to display
|
---|
| 157 | */
|
---|
| 158 | function display(tabnr)
|
---|
| 159 | {
|
---|
| 160 | this.disableAll(this.nrTabs);
|
---|
| 161 | this.setActive(tabnr);
|
---|
| 162 | }
|
---|
| 163 |
|
---|
| 164 |
|
---|
| 165 | /**
|
---|
| 166 | * Loop over all tabs - switch off currently active tabs and display the new tab
|
---|
| 167 | *
|
---|
| 168 | * @argument tabnr Tab number to display
|
---|
| 169 | */
|
---|
| 170 | function changeToActive(tabnr)
|
---|
| 171 | {
|
---|
| 172 | for (i = 1; i <= this.nrTabs; ++i)
|
---|
| 173 | {
|
---|
| 174 | if (i == tabnr)
|
---|
| 175 | {
|
---|
| 176 | if (!this.isActive(i))
|
---|
| 177 | {
|
---|
| 178 | this.setActive(i);
|
---|
| 179 | }
|
---|
| 180 | }
|
---|
| 181 | else
|
---|
| 182 | {
|
---|
| 183 | if (this.isActive(i))
|
---|
| 184 | {
|
---|
| 185 | this.setInactive(i);
|
---|
| 186 | }
|
---|
| 187 | }
|
---|
| 188 | }
|
---|
| 189 | }
|
---|
| 190 |
|
---|
| 191 |
|
---|
| 192 | /**
|
---|
| 193 | * Get url parameter for first tab and display it.
|
---|
| 194 | */
|
---|
| 195 | function init()
|
---|
| 196 | {
|
---|
| 197 | var tab = 0;
|
---|
| 198 | var url = document.URL;
|
---|
| 199 | var pos = url.indexOf("?");
|
---|
| 200 | if (pos > -1)
|
---|
| 201 | {
|
---|
| 202 | var urlparams = url.substr(pos + 1,url.length - (pos + 1));
|
---|
| 203 | var regexp = new RegExp('(^|&)' + this.tabPageKey + '=[0-9]{1,2}');
|
---|
| 204 | var urlparamstart = urlparams.search(regexp);
|
---|
| 205 | if (urlparamstart > -1)
|
---|
| 206 | {
|
---|
| 207 | urlparamstart = urlparamstart + ((urlparams[urlparamstart] == '&') ? 1 : 0);
|
---|
| 208 | var urlparam = urlparams.substr(urlparamstart,urlparams.length - urlparamstart);
|
---|
| 209 | pos = urlparam.indexOf("&");
|
---|
| 210 | if (pos > -1)
|
---|
| 211 | {
|
---|
| 212 | urlparam = urlparam.substr(0,pos);
|
---|
| 213 | }
|
---|
| 214 | pos = urlparam.indexOf("=");
|
---|
| 215 | if (pos > -1)
|
---|
| 216 | {
|
---|
| 217 | var urlparamvalue = urlparam.substr(pos + 1,urlparam.length - (pos + 1));
|
---|
| 218 | tab = urlparamvalue;
|
---|
| 219 | }
|
---|
| 220 | }
|
---|
| 221 | else
|
---|
| 222 | {
|
---|
| 223 | tab = 1;
|
---|
| 224 | }
|
---|
| 225 | }
|
---|
| 226 | else
|
---|
| 227 | {
|
---|
| 228 | tab = 1;
|
---|
| 229 | }
|
---|
| 230 | if ((tab <= 0) || (tab > this.nrTabs))
|
---|
| 231 | {
|
---|
| 232 | tab = 1;
|
---|
| 233 | }
|
---|
| 234 | this.display(tab);
|
---|
| 235 | }
|
---|
| 236 | }
|
---|