silverstripe-framework/thirdparty/greybox/greybox.js

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/****
Last Modified: 25/08/06 20:52:59
CAUTION: Modified Version to suit Silverstripe CMS (silverstripe.com).
Original at http://orangoo.com/labs/uploads/GreyBox_v3_46.zip
GreyBox - Smart pop-up window
Copyright Amir Salihefendic 2006
AUTHOR
4mir Salihefendic (http://amix.dk) - amix@amix.dk
VERSION
3.46
LICENSE
GPL (read more in GPL.txt)
SITE
http://orangoo.com/labs/GreyBox/
****/
var GB_CURRENT = null;
var GB_ONLY_ONE = null;
// modified 2006-01-06 by Silverstripe Ltd.
try {
var theBaseHref = document.getElementsByTagName("base")[0].href;
var GB_IMG_DIR = theBaseHref + "framework/thirdparty/greybox/";
} catch(err) {
var GB_IMG_DIR = "framework/thirdparty/greybox/";
}
function GreyBox() {
//Use mutator functions (since the internal stuff may change in the future)
this.type = "page";
this.overlay_click_close = true;
if(GB_IMG_DIR)
this.img_dir = GB_IMG_DIR;
else
this.img_dir = "greybox/";
this.overlay_color = "dark";
this.center_window = false;
this.g_window = null;
this.g_container = null;
this.iframe = null;
this.overlay = null;
this.timeout = null;
this.defaultSize();
this.showCloseImage(true);
this.url = "";
this.caption = "";
this.callback_fn = [];
this.reload_on_close = false;
}
////
// Configuration functions (the functions you can call)
//
/**
Set the width and height of the GreyBox window.
Images and notifications are auto-set.
**/
GreyBox.prototype.setDimension = function(width, height) {
this.height = height;
this.width = width;
}
GreyBox.prototype.setFullScreen = function(bool) {
this.full_screen = bool;
}
/**
Type can be: page, image
**/
GreyBox.prototype.setType = function(type) {
this.type = type;
}
/**
If bool is true the window will be centered vertically also
**/
GreyBox.prototype.setCenterWindow = function(bool) {
this.center_window = bool;
}
/**
Set the path where images can be found.
Can be relative: greybox/
Or absolute: http://yoursite.com/greybox/
**/
GreyBox.prototype.setImageDir = function(dir) {
this.img_dir = dir;
}
GreyBox.prototype.showCloseImage = function(bool) {
this.show_close_img = bool;
}
/**
If bool is true the grey overlay click will close greybox.
**/
GreyBox.prototype.setOverlayCloseClick = function(bool) {
this.overlay_click_close = bool;
}
/**
Overlay can either be "light" or "dark".
**/
GreyBox.prototype.setOverlayColor = function(color) {
this.overlay_color = color;
}
/**
Set a function that will be called when GreyBox closes
**/
GreyBox.prototype.setCallback = function(fn) {
if(fn)
this.callback_fn.push(fn);
}
////
// Show hide functions
//
/**
Show the GreyBox with a caption and an url
**/
GreyBox.prototype.show = function(caption, url) {
GB_CURRENT = this;
this.url = url;
this.caption = caption;
//Be sure that the old loader and dummy_holder are removed
AJS.map(AJS.$bytc("div", "GB_dummy"), function(elm) { AJS.removeElement(elm) });
AJS.map(AJS.$bytc("div", "GB_loader"), function(elm) { AJS.removeElement(elm) });
//If ie, hide select, in others hide flash
if(AJS.isIe())
AJS.map(AJS.$bytc("select"), function(elm) {elm.style.visibility = "hidden"});
AJS.map(AJS.$bytc("object"), function(elm) {elm.style.visibility = "hidden"});
this.initOverlayIfNeeded();
this.setOverlayDimension();
AJS.showElement(this.overlay);
this.setFullScreenOption();
this.initIfNeeded();
AJS.hideElement(this.g_window);
AJS.ACN(this.g_container, this.iframe);
if(caption == "")
caption = " ";
this.div_caption.innerHTML = caption;
AJS.showElement(this.g_window)
this.setVerticalPosition();
this.setWidthNHeight();
this.setTopNLeft();
GB_CURRENT.startLoading();
return false;
}
GreyBox.prototype.hide = function() {
AJS.hideElement(this.g_window, this.overlay);
try{ AJS.removeElement(this.iframe); }
catch(e) {}
this.iframe = null;
if(this.type == "image") {
this.width = 200;
this.height = 200;
}
if(AJS.isIe())
AJS.map(AJS.$bytc("select"), function(elm) {elm.style.visibility = "visible"});
AJS.map(AJS.$bytc("object"), function(elm) {elm.style.visibility = "visible"});
var c_bs = GB_CURRENT.callback_fn;
if(c_bs != []) {
AJS.map(c_bs, function(fn) {
fn();
});
}
GB_CURRENT = null;
if(this.reload_on_close)
window.location.reload();
}
/**
If you only use one instance of GreyBox
**/
GB_initOneIfNeeded = function() {
if(!GB_ONLY_ONE) {
GB_ONLY_ONE = new GreyBox();
}
}
GB_show = function(caption, url, /* optional */ height, width, callback_fn) {
GB_initOneIfNeeded();
GB_ONLY_ONE.defaultSize();
GB_ONLY_ONE.setFullScreen(false);
GB_ONLY_ONE.setType("page");
GB_ONLY_ONE.setCallback(callback_fn);
GB_ONLY_ONE.setDimension(width, height);
GB_ONLY_ONE.show(caption, url);
return false;
}
GB_showFullScreen = function(caption, url, /* optional */ callback_fn) {
GB_initOneIfNeeded();
GB_ONLY_ONE.defaultSize();
GB_ONLY_ONE.setType("page");
GB_ONLY_ONE.setCallback(callback_fn);
GB_ONLY_ONE.setFullScreen(true);
GB_ONLY_ONE.show(caption, url);
return false;
}
GB_showImage = function(caption, url) {
GB_initOneIfNeeded();
GB_ONLY_ONE.defaultSize();
GB_ONLY_ONE.setFullScreen(false);
GB_ONLY_ONE.setType("image");
GB_ONLY_ONE.show(caption, url);
return false;
}
GB_hide = function() {
GB_CURRENT.hide();
}
/**
Preload all the images used by GreyBox. Static function
**/
GreyBox.preloadGreyBoxImages = function(img_dir) {
var pics = [];
if(!img_dir)
img_dir = GB_IMG_DIR;
var fn = function(path) {
var pic = new Image();
pic.src = GB_IMG_DIR + path;
pics.push(pic);
};
AJS.map(['indicator.gif', 'blank.gif', 'close.gif', 'header_bg.gif', 'overlay_light.png', 'overlay_dark.png'], AJS.$b(fn, this));
}
////
// Internal functions
//
GreyBox.prototype.getOverlayImage = function() {
return "overlay_" + this.overlay_color + ".png";
};
/**
Init functions
**/
GreyBox.prototype.initOverlayIfNeeded = function() {
//Create the overlay
this.overlay = AJS.DIV({'id': 'GB_overlay'});
if(AJS.isIe()) {
this.overlay.style.backgroundColor = "#000000";
this.overlay.style.backgroundColor = "transparent";
this.overlay.style.backgroundImage = "url("+ this.img_dir +"blank.gif)";
this.overlay.runtimeStyle.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + this.img_dir + this.getOverlayImage() + "',sizingMethod='scale')";
}
else
this.overlay.style.backgroundImage = "url("+ this.img_dir + this.getOverlayImage() +")";
if(this.overlay_click_close)
AJS.AEV(this.overlay, "click", GB_hide);
AJS.getBody().insertBefore(this.overlay, AJS.getBody().firstChild);
};
GreyBox.prototype.initIfNeeded = function() {
this.init();
this.setWidthNHeight = AJS.$b(this.setWidthNHeight, this);
this.setTopNLeft = AJS.$b(this.setTopNLeft, this);
this.setFullScreenOption = AJS.$b(this.setFullScreenOption, this);
this.setOverlayDimension = AJS.$b(this.setOverlayDimension, this);
GreyBox.addOnWinResize(this.setWidthNHeight, this.setTopNLeft, this.setFullScreenOption, this.setOverlayDimension);
this.g_container.style.marginBottom = "-3px";
var fn = function() {
this.setOverlayDimension();
this.setVerticalPosition();
this.setTopNLeft();
this.setWidthNHeight();
};
AJS.AEV(window, "scroll", AJS.$b(fn, this));
if(!this.iframe) {
var new_frame;
var d = {'name': 'GB_frame', 'class': 'GB_frame', 'frameBorder': 0};
new_frame = AJS.IFRAME(d);
this.iframe = new_frame;
AJS.hideElement(this.iframe);
}
}
GreyBox.prototype.init = function() {
//Create the window
this.g_window = AJS.DIV({'id': 'GB_window'});
//Create the table structure
var table = AJS.TABLE({'class': 'GB_t_frame', 'frameborder': 0});
var tbody = AJS.TBODY();
AJS.ACN(table, tbody);
//Midlle
var td_middle_m = AJS.TD({'class': 'GB_content'});
this.td_middle_m = td_middle_m;
AJS.ACN(tbody, AJS.TR(td_middle_m));
//Append caption and close
var header = AJS.TABLE({'class': 'GB_header'});
this.header = header;
var caption = AJS.TD({'class': 'GB_caption'});
this.div_caption = caption;
/*header.style.backgroundImage = "url("+ this.img_dir +"header_bg.gif)";*/
tbody_header = AJS.TBODY();
var close = AJS.TD({'class': 'GB_close'});
if(this.show_close_img) {
var img_close = AJS.IMG({'src': this.img_dir + 'close.gif'});
AJS.ACN(close, img_close, "Close");
AJS.AEV(close, "click", GB_hide);
}
AJS.ACN(tbody_header, AJS.TR(caption, close));
AJS.ACN(header, tbody_header);
AJS.ACN(td_middle_m, header);
//Container
this.g_container = AJS.DIV({'class': 'GB_container'});
AJS.ACN(td_middle_m, this.g_container);
AJS.ACN(this.g_window, table);
AJS.getBody().insertBefore(this.g_window, this.overlay.nextSibling);
}
GreyBox.prototype.startLoading = function() {
//Start preloading the object
this.iframe.src = this.img_dir + 'loader_frame.html';
AJS.showElement(this.iframe);
}
/**
Set dimension functions
**/
GreyBox.prototype.setIframeWidthNHeight = function() {
try{
AJS.setWidth(this.iframe, this.width);
AJS.setHeight(this.iframe, this.height);
}
catch(e) {
}
}
GreyBox.prototype.setOverlayDimension = function() {
var page_size = AJS.getWindowSize();
if((navigator.userAgent.toLowerCase().indexOf("firefox") != -1))
AJS.setWidth(this.overlay, "100%");
else
AJS.setWidth(this.overlay, page_size.w);
var max_height = Math.max(AJS.getScrollTop()+page_size.h, AJS.getScrollTop()+this.height);
if(max_height < AJS.getScrollTop())
AJS.setHeight(this.overlay, max_height);
else
AJS.setHeight(this.overlay, AJS.getScrollTop()+page_size.h);
}
GreyBox.prototype.setWidthNHeight = function() {
//Set size
AJS.setWidth(this.g_window, this.width);
AJS.setHeight(this.g_window, this.height);
AJS.setWidth(this.g_container, this.width);
AJS.setHeight(this.g_container, this.height);
this.setIframeWidthNHeight();
//Set size on components
AJS.setWidth(this.td_middle_m, this.width+10);
}
/**
* Modified 2006-10-08 by Silverstripe
*/
GreyBox.prototype.setTopNLeft = function() {
var page_size = AJS.getWindowSize();
AJS.setLeft(this.g_window, ((page_size.w - this.width)/2)-13);
var fl = ((page_size.h - this.height) /2) - 15 + AJS.getScrollTop();
AJS.setTop(this.g_window, fl);
}
GreyBox.prototype.setVerticalPosition = function() {
var page_size = AJS.getWindowSize();
var st = AJS.getScrollTop();
if(this.g_window.offsetWidth <= page_size.h || st <= this.g_window.offsetTop) {
AJS.setTop(this.g_window, st);
}
}
GreyBox.prototype.setFullScreenOption = function() {
if(this.full_screen) {
var page_size = AJS.getWindowSize();
overlay_h = page_size.h;
this.width = Math.round(this.overlay.offsetWidth - (this.overlay.offsetWidth/100)*10);
this.height = Math.round(overlay_h - (overlay_h/100)*10);
}
}
GreyBox.prototype.defaultSize = function() {
this.width = 300;
this.height = 300;
}
////
// Misc.
//
GreyBox.addOnWinResize = function(funcs) {
funcs = AJS.$A(funcs);
AJS.map(funcs, function(fn) { AJS.AEV(window, "resize", fn); });
}