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ff70062aa9
git-svn-id: http://www.observium.org/svn/observer/trunk@2 61d68cd4-352d-0410-923a-c4978735b2b8
89 lines
3.2 KiB
JavaScript
89 lines
3.2 KiB
JavaScript
//\/////
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//\ overLIB Center Popup Plugin
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//\ This file requires overLIB 4.10 or later.
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//\
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//\ overLIB 4.10 - You may not remove or change this notice.
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//\ Copyright Erik Bosrup 1998-2003. All rights reserved.
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//\ Contributors are listed on the homepage.
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//\ See http://www.bosrup.com/web/overlib/ for details.
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// $Revision: 1.3 $ $Date: 2004/11/25 21:27:19 $
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//
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//\/////
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//\mini
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////////
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// PRE-INIT
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// Ignore these lines, configuration is below.
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////////
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if (typeof olInfo == 'undefined' || typeof olInfo.meets == 'undefined' || !olInfo.meets(4.10)) alert('overLIB 4.10 or later is required for the Center Popup Plugin.');
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else {
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registerCommands('centerpopup,centeroffset');
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////////
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// DEFAULT CONFIGURATION
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// You don't have to change anything here if you don't want to. All of this can be
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// changed on your html page or through an overLIB call.
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////////
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// Default value for centerpopup is to not center the popup
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if (typeof ol_centerpopup == 'undefined') var ol_centerpopup = 0;
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if (typeof ol_centeroffset == 'undefined') var ol_centeroffset = '0';
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////////
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// END OF CONFIGURATION
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// Don't change anything below this line, all configuration is above.
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////////
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////////
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// INIT
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////////
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// Runtime variables init. Don't change for config!
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var o3_centerpopup = 0;
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var o3_centeroffset = '0';
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////////
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// PLUGIN FUNCTIONS
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////////
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function setCenterPopupVariables() {
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o3_centerpopup = ol_centerpopup;
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o3_centeroffset = ol_centeroffset;
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}
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// Parses Shadow and Scroll commands
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function parseCenterPopupExtras(pf,i,ar) {
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var k = i,v;
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if (k < ar.length) {
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if (ar[k] == CENTERPOPUP) { eval(pf + 'centerpopup = (' + pf + 'centerpopup == 0) ? 1 : 0'); return k; }
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if (ar[k] == CENTEROFFSET) { k = opt_MULTIPLEARGS(++k,ar,(pf + 'centeroffset')); return k; }
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}
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return -1;
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}
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// Function which positions popup in Center of screen
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function centerPopupHorizontal(browserWidth, horizontalScrollAmount, widthFix) {
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if (!o3_centerpopup) return void(0);
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var vdisp = o3_centeroffset.split(',');
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var placeX, iwidth = browserWidth, winoffset = horizontalScrollAmount;
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var pWd = parseInt(o3_width);
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placeX = winoffset + Math.round((iwidth - widthFix - pWd)/2) + parseInt(vdisp[0]);
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if(typeof o3_followscroll != 'undefined' && o3_followscroll && o3_sticky) o3_relx = placeX;
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return placeX;
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}
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function centerPopupVertical(browserHeight,verticalScrollAmount) {
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if (!o3_centerpopup) return void(0);
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var placeY, iheight = browserHeight, scrolloffset = verticalScrollAmount;
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var vdisp = o3_centeroffset.split(',');
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var pHeight = (o3_aboveheight ? parseInt(o3_aboveheight) : (olNs4 ? over.clip.height : over.offsetHeight));
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placeY = scrolloffset + Math.round((iheight - pHeight)/2) + (vdisp.length > 1 ? parseInt(vdisp[1]) : 0);
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if(typeof o3_followscroll != 'undefined' && o3_followscroll && o3_sticky) o3_rely = placeY;
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return placeY;
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}
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////////
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// PLUGIN REGISTRATIONS
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////////
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registerRunTimeFunction(setCenterPopupVariables);
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registerCmdLineFunction(parseCenterPopupExtras);
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registerHook('horizontalPlacement',centerPopupHorizontal,FCHAIN);
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registerHook('verticalPlacement', centerPopupVertical, FCHAIN);
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if(olInfo.meets(4.10)) registerNoParameterCommands('centerpopup');
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} |