popsu-d7/sites/all/modules/imce/js/imce_extras.js
2018-09-07 10:54:01 +02:00

284 lines
11 KiB
JavaScript

//This pack implemets: keyboard shortcuts, file sorting, resize bars, and inline thumbnail preview.
(function($) {
// add scale calculator for resizing.
imce.hooks.load.push(function () {
$('#edit-width, #edit-height').focus(function () {
var fid, r, w, isW, val;
if (fid = imce.vars.prvfid) {
isW = this.id == 'edit-width', val = imce.el(isW ? 'edit-height' : 'edit-width').value*1;
if (val && (w = imce.isImage(fid)) && (r = imce.fids[fid].cells[3].innerHTML*1 / w))
this.value = Math.round(isW ? val/r : val*r);
}
});
});
// Shortcuts
var F = null;
imce.initiateShortcuts = function () {
$(imce.NW).attr('tabindex', '0').keydown(function (e) {
if (F = imce.dirKeys['k'+ e.keyCode]) return F(e);
});
$(imce.FLW).attr('tabindex', '0').keydown(function (e) {
if (F = imce.fileKeys['k'+ e.keyCode]) return F(e);
}).focus();
};
//shortcut key-function pairs for directories
imce.dirKeys = {
k35: function (e) {//end-home. select first or last dir
var L = imce.tree['.'].li;
if (e.keyCode == 35) while (imce.hasC(L, 'expanded')) L = L.lastChild.lastChild;
$(L.childNodes[1]).click().focus();
},
k37: function (e) {//left-right. collapse-expand directories.(right may also move focus on files)
var L, B = imce.tree[imce.conf.dir], right = e.keyCode == 39;
if (B.ul && (right ^ imce.hasC(L = B.li, 'expanded')) ) $(L.firstChild).click();
else if (right) $(imce.FLW).focus();
},
k38: function (e) {//up. select the previous directory
var B = imce.tree[imce.conf.dir];
if (L = B.li.previousSibling) {
while (imce.hasC(L, 'expanded')) L = L.lastChild.lastChild;
$(L.childNodes[1]).click().focus();
}
else if ((L = B.li.parentNode.parentNode) && L.tagName == 'LI') $(L.childNodes[1]).click().focus();
},
k40: function (e) {//down. select the next directory
var B = imce.tree[imce.conf.dir], L = B.li, U = B.ul;
if (U && imce.hasC(L, 'expanded')) $(U.firstChild.childNodes[1]).click().focus();
else do {if (L.nextSibling) return $(L.nextSibling.childNodes[1]).click().focus();
}while ((L = L.parentNode.parentNode).tagName == 'LI');
}
};
//add equal keys
imce.dirKeys.k36 = imce.dirKeys.k35;
imce.dirKeys.k39 = imce.dirKeys.k37;
//shortcut key-function pairs for files
imce.fileKeys = {
k38: function (e) {//up-down. select previous-next row
var fid = imce.lastFid(), i = fid ? imce.fids[fid].rowIndex+e.keyCode-39 : 0;
imce.fileClick(imce.findex[i], e.ctrlKey, e.shiftKey);
},
k35: function (e) {//end-home. select first or last row
imce.fileClick(imce.findex[e.keyCode == 35 ? imce.findex.length-1 : 0], e.ctrlKey, e.shiftKey);
},
k13: function (e) {//enter-insert. send file to external app.
imce.send(imce.vars.prvfid);
return false;
},
k37: function (e) {//left. focus on directories
$(imce.tree[imce.conf.dir].a).focus();
},
k65: function (e) {//ctrl+A to select all
if (e.ctrlKey && imce.findex.length) {
var fid = imce.findex[0].id;
imce.selected[fid] ? (imce.vars.lastfid = fid) : imce.fileClick(fid);//select first row
imce.fileClick(imce.findex[imce.findex.length-1], false, true);//shift+click last row
return false;
}
}
};
//add equal keys
imce.fileKeys.k40 = imce.fileKeys.k38;
imce.fileKeys.k36 = imce.fileKeys.k35;
imce.fileKeys.k45 = imce.fileKeys.k13;
//add default operation keys. delete, R(esize), T(humbnails), U(pload)
$.each({k46: 'delete', k82: 'resize', k84: 'thumb', k85: 'upload'}, function (k, op) {
imce.fileKeys[k] = function (e) {
if (imce.ops[op] && !imce.ops[op].disabled) imce.opClick(op);
};
});
//prepare column sorting
imce.initiateSorting = function() {
//add cache hook. cache the old directory's sort settings before the new one replaces it.
imce.hooks.cache.push(function (cache, newdir) {
cache.cid = imce.vars.cid, cache.dsc = imce.vars.dsc;
});
//add navigation hook. refresh sorting after the new directory content is loaded.
imce.hooks.navigate.push(function (data, olddir, cached) {
cached ? imce.updateSortState(data.cid, data.dsc) : imce.firstSort();
});
imce.vars.cid = imce.cookie('imcecid') * 1;
imce.vars.dsc = imce.cookie('imcedsc') * 1;
imce.cols = imce.el('file-header').rows[0].cells;
$(imce.cols).click(function () {imce.columnSort(this.cellIndex, imce.hasC(this, 'asc'));});
imce.firstSort();
};
//sort the list for the first time
imce.firstSort = function() {
imce.columnSort(imce.vars.cid, imce.vars.dsc);
};
//sort file list according to column index.
imce.columnSort = function(cid, dsc) {
if (imce.findex.length < 2) return;
var func = 'sort'+ (cid == 0 ? 'Str' : 'Num') + (dsc ? 'Dsc' : 'Asc');
var prop = cid == 2 || cid == 3 ? 'innerHTML' : 'id';
//sort rows
imce.findex.sort(cid ? function(r1, r2) {return imce[func](r1.cells[cid][prop], r2.cells[cid][prop])} : function(r1, r2) {return imce[func](r1.id, r2.id)});
//insert sorted rows
for (var row, i=0; row = imce.findex[i]; i++) {
imce.tbody.appendChild(row);
}
imce.updateSortState(cid, dsc);
};
//update column states
imce.updateSortState = function(cid, dsc) {
$(imce.cols[imce.vars.cid]).removeClass(imce.vars.dsc ? 'desc' : 'asc');
$(imce.cols[cid]).addClass(dsc ? 'desc' : 'asc');
imce.vars.cid != cid && imce.cookie('imcecid', imce.vars.cid = cid);
imce.vars.dsc != dsc && imce.cookie('imcedsc', (imce.vars.dsc = dsc) ? 1 : 0);
};
//sorters
imce.sortStrAsc = function(a, b) {return a.toLowerCase() < b.toLowerCase() ? -1 : 1;};
imce.sortStrDsc = function(a, b) {return imce.sortStrAsc(b, a);};
imce.sortNumAsc = function(a, b) {return a-b;};
imce.sortNumDsc = function(a, b) {return b-a};
//set resizers for resizable areas and recall previous dimensions
imce.initiateResizeBars = function () {
imce.setResizer('#navigation-resizer', 'X', imce.NW, null, 1, function(p1, p2, m) {
p1 != p2 && imce.cookie('imcenww', p2);
});
imce.setResizer('#browse-resizer', 'Y', imce.BW, imce.PW, 50, function(p1, p2, m) {
p1 != p2 && imce.cookie('imcebwh', p2);
});
imce.recallDimensions();
};
//set a resize bar
imce.setResizer = function (resizer, axis, area1, area2, Min, callback) {
var opt = axis == 'X' ? {pos: 'pageX', func: 'width'} : {pos: 'pageY', func: 'height'};
var Min = Min || 0;
var $area1 = $(area1), $area2 = area2 ? $(area2) : null, $doc = $(document);
$(resizer).mousedown(function(e) {
var pos = e[opt.pos];
var end = start = $area1[opt.func]();
var Max = $area2 ? start + $area2[opt.func]() : 1200;
var drag = function(e) {
end = Math.min(Max - Min, Math.max(start + e[opt.pos] - pos, Min));
$area1[opt.func](end);
$area2 && $area2[opt.func](Max - end);
return false;
};
var undrag = function(e) {
$doc.unbind('mousemove', drag).unbind('mouseup', undrag);
callback && callback(start, end, Max);
};
$doc.mousemove(drag).mouseup(undrag);
return false;
});
};
//get&set area dimensions of the last session from the cookie
imce.recallDimensions = function() {
var $body = $(document.body);
if (!$body.hasClass('imce')) return;
//row heights
imce.recallHeights(imce.cookie('imcebwh') * 1);
$(window).resize(function(){imce.recallHeights()});
//navigation wrapper
var nwOldWidth = imce.cookie('imcenww') * 1;
nwOldWidth && $(imce.NW).width(Math.min(nwOldWidth, $body.width() - 10));
};
//set row heights with respect to window height
imce.recallHeights = function(bwFixedHeight) {
//window & body dimensions
var winHeight = window.opera ? window.innerHeight : $(window).height();
var bodyHeight = $(document.body).outerHeight(true);
var diff = winHeight - bodyHeight;
var bwHeight = $(imce.BW).height(), pwHeight = $(imce.PW).height();
if (bwFixedHeight) {
//row heights
diff -= bwFixedHeight - bwHeight;
bwHeight = bwFixedHeight;
pwHeight += diff;
}
else {
diff = parseInt(diff/2);
bwHeight += diff;
pwHeight += diff;
}
$(imce.BW).height(bwHeight);
$(imce.PW).height(pwHeight);
};
//cookie get & set
imce.cookie = function (name, value) {
if (typeof(value) == 'undefined') {//get
return document.cookie ? imce.decode((document.cookie.match(new RegExp('(?:^|;) *' + name + '=([^;]*)(?:;|$)')) || ['', ''])[1].replace(/\+/g, '%20')) : '';
}
document.cookie = name +'='+ encodeURIComponent(value) +'; expires='+ (new Date(new Date() * 1 + 15 * 86400000)).toUTCString() +'; path=' + Drupal.settings.basePath + 'imce';//set
};
//view thumbnails(smaller than tMaxW x tMaxH) inside the rows.
//Large images can also be previewed by setting imce.vars.prvstyle to a valid image style(imagecache preset)
imce.thumbRow = function (row) {
var w = row.cells[2].innerHTML * 1;
if (!w) return;
var h = row.cells[3].innerHTML * 1;
if (imce.vars.tMaxW < w || imce.vars.tMaxH < h) {
if (!imce.vars.prvstyle || imce.conf.dir.indexOf('styles') == 0) return;
var img = new Image();
img.src = imce.imagestyleURL(imce.getURL(row.id), imce.vars.prvstyle);
img.className = 'imagestyle-' + imce.vars.prvstyle;
}
else {
var prvH = h, prvW = w;
if (imce.vars.prvW < w || imce.vars.prvH < h) {
if (h < w) {
prvW = imce.vars.prvW;
prvH = prvW*h/w;
}
else {
prvH = imce.vars.prvH;
prvW = prvH*w/h;
}
}
var img = new Image(prvW, prvH);
img.src = imce.getURL(row.id);
}
var cell = row.cells[0];
cell.insertBefore(img, cell.firstChild);
};
//convert a file URL returned by imce.getURL() to an image style(imagecache preset) URL
imce.imagestyleURL = function (url, stylename) {
var len = imce.conf.furl.length - 1;
return url.substr(0, len) + '/styles/' + stylename + '/' + imce.conf.scheme + url.substr(len);
};
// replace table view with box view for file list
imce.boxView = function () {
var w = imce.vars.boxW, h = imce.vars.boxH;
if (!w || !h || imce.ie && imce.ie < 8) return;
var $body = $(document.body);
var toggle = function() {
$body.toggleClass('box-view');
// refresh dom. required by all except FF.
$('#file-list').appendTo(imce.FW).appendTo(imce.FLW);
};
$body.append('<style type="text/css">.box-view #file-list td.name {width: ' + w + 'px;height: ' + h + 'px;} .box-view #file-list td.name span {width: ' + w + 'px;word-wrap: normal;text-overflow: ellipsis;}</style>');
imce.hooks.load.push(function() {
toggle();
imce.SBW.scrollTop = 0;
imce.opAdd({name: 'changeview', title: Drupal.t('Change view'), func: toggle});
});
imce.hooks.list.push(imce.boxViewRow);
};
// process a row for box view. include all data in box title.
imce.boxViewRow = function (row) {
var s = ' | ', w = row.cells[2].innerHTML * 1, dim = w ? s + w + 'x' + row.cells[3].innerHTML * 1 : '';
row.cells[0].title = imce.decode(row.id) + s + row.cells[1].innerHTML + (dim) + s + row.cells[4].innerHTML;
};
})(jQuery);