/
edit_area_functions.js
1202 lines (1057 loc) · 37.5 KB
/
edit_area_functions.js
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//replace tabulation by the good number of white spaces
EditArea.prototype.replace_tab= function(text){
return text.replace(/((\n?)([^\t\n]*)\t)/gi, editArea.smartTab); // slower than simple replace...
};
// call by the replace_tab function
EditArea.prototype.smartTab= function(){
val=" ";
return EditArea.prototype.smartTab.arguments[2] + EditArea.prototype.smartTab.arguments[3] + val.substr(0, editArea.tab_nb_char - (EditArea.prototype.smartTab.arguments[3].length)%editArea.tab_nb_char);
};
EditArea.prototype.show_waiting_screen= function(){
width = this.editor_area.offsetWidth;
height = this.editor_area.offsetHeight;
if( !(this.isIE && this.isIE<6) )
{
width -= 2;
height -= 2;
}
this.processing_screen.style.display= "block";
this.processing_screen.style.width = width+"px";
this.processing_screen.style.height = height+"px";
this.waiting_screen_displayed = true;
};
EditArea.prototype.hide_waiting_screen= function(){
this.processing_screen.style.display="none";
this.waiting_screen_displayed= false;
};
EditArea.prototype.add_style= function(styles){
if(styles.length>0){
newcss = document.createElement("style");
newcss.type="text/css";
newcss.media="all";
if(newcss.styleSheet){ // IE
newcss.styleSheet.cssText = styles;
} else { // W3C
newcss.appendChild(document.createTextNode(styles));
}
document.getElementsByTagName("head")[0].appendChild(newcss);
}
};
EditArea.prototype.set_font= function(family, size){
var t=this, a=this.textarea, s=this.settings, elem_font, i, elem;
// list all elements concerned by font changes
var elems= ["textarea", "content_highlight", "cursor_pos", "end_bracket", "selection_field", "selection_field_text", "line_number"];
if(family && family!="")
s["font_family"]= family;
if(size && size>0)
s["font_size"] = size;
if( t.isOpera && t.isOpera < 9.6 ) // opera<9.6 can't manage non monospace font
s['font_family']="monospace";
// update the select tag
if( elem_font = _$("area_font_size") )
{
for( i = 0; i < elem_font.length; i++ )
{
if( elem_font.options[i].value && elem_font.options[i].value == s["font_size"] )
elem_font.options[i].selected=true;
}
}
/*
* somethimes firefox has rendering mistake with non-monospace font for text width in textarea vs in div for changing font size (eg: verdana change between 11pt to 12pt)
* => looks like a browser internal random bug as text width can change while content_highlight is updated
* we'll check if the font-size produce the same text width inside textarea and div and if not, we'll increment the font-size
*
* This is an ugly fix
*/
if( t.isFirefox )
{
var nbTry = 3;
do {
var div1 = document.createElement( 'div' ), text1 = document.createElement( 'textarea' );
var styles = {
width: '40px',
overflow: 'scroll',
zIndex: 50,
visibility: 'hidden',
fontFamily: s["font_family"],
fontSize: s["font_size"]+"pt",
lineHeight: t.lineHeight+"px",
padding: '0',
margin: '0',
border: 'none',
whiteSpace: 'nowrap'
};
var diff, changed = false;
for( i in styles )
{
div1.style[ i ] = styles[i];
text1.style[ i ] = styles[i];
}
// no wrap for this text
text1.wrap = 'off';
text1.setAttribute('wrap', 'off');
t.container.appendChild( div1 );
t.container.appendChild( text1 );
// try to make FF to bug
div1.innerHTML = text1.value = 'azertyuiopqsdfghjklm';
div1.innerHTML = text1.value = text1.value+'wxcvbn^p*ù$!:;,,';
diff = text1.scrollWidth - div1.scrollWidth;
// firefox return here a diff of 1 px between equals scrollWidth (can't explain)
if( Math.abs( diff ) >= 2 )
{
s["font_size"]++;
changed = true;
}
t.container.removeChild( div1 );
t.container.removeChild( text1 );
nbTry--;
}while( changed && nbTry > 0 );
}
// calc line height
elem = t.test_font_size;
elem.style.fontFamily = ""+s["font_family"];
elem.style.fontSize = s["font_size"]+"pt";
elem.innerHTML = "0";
t.lineHeight = elem.offsetHeight;
// update font for all concerned elements
for( i=0; i<elems.length; i++)
{
elem = _$(elems[i]);
elem.style.fontFamily = s["font_family"];
elem.style.fontSize = s["font_size"]+"pt";
elem.style.lineHeight = t.lineHeight+"px";
}
// define a css for <pre> tags
t.add_style("pre{font-family:"+s["font_family"]+"}");
// old opera and IE>=8 doesn't update font changes to the textarea
if( ( t.isOpera && t.isOpera < 9.6 ) || t.isIE >= 8 )
{
var parNod = a.parentNode, nxtSib = a.nextSibling, start= a.selectionStart, end= a.selectionEnd;
parNod.removeChild(a);
parNod.insertBefore(a, nxtSib);
t.area_select(start, end-start);
}
// force update of selection field
this.focus();
this.update_size();
this.check_line_selection();
};
EditArea.prototype.change_font_size= function(){
var size=_$("area_font_size").value;
if(size>0)
this.set_font("", size);
};
EditArea.prototype.open_inline_popup= function(popup_id){
this.close_all_inline_popup();
var popup= _$(popup_id);
var editor= _$("editor");
// search matching icon
for(var i=0; i<this.inlinePopup.length; i++){
if(this.inlinePopup[i]["popup_id"]==popup_id){
var icon= _$(this.inlinePopup[i]["icon_id"]);
if(icon){
this.switchClassSticky(icon, 'editAreaButtonSelected', true);
break;
}
}
}
// check size
popup.style.height="auto";
popup.style.overflow= "visible";
if(document.body.offsetHeight< popup.offsetHeight){
popup.style.height= (document.body.offsetHeight-10)+"px";
popup.style.overflow= "auto";
}
if(!popup.positionned){
var new_left= editor.offsetWidth /2 - popup.offsetWidth /2;
var new_top= editor.offsetHeight /2 - popup.offsetHeight /2;
//var new_top= area.offsetHeight /2 - popup.offsetHeight /2;
//var new_left= area.offsetWidth /2 - popup.offsetWidth /2;
//alert("new_top: ("+new_top+") = calculeOffsetTop(area) ("+calculeOffsetTop(area)+") + area.offsetHeight /2("+ area.offsetHeight /2+") - popup.offsetHeight /2("+popup.offsetHeight /2+") - scrollTop: "+document.body.scrollTop);
popup.style.left= new_left+"px";
popup.style.top= new_top+"px";
popup.positionned=true;
}
popup.style.visibility="visible";
//popup.style.display="block";
};
EditArea.prototype.close_inline_popup= function(popup_id){
var popup= _$(popup_id);
// search matching icon
for(var i=0; i<this.inlinePopup.length; i++){
if(this.inlinePopup[i]["popup_id"]==popup_id){
var icon= _$(this.inlinePopup[i]["icon_id"]);
if(icon){
this.switchClassSticky(icon, 'editAreaButtonNormal', false);
break;
}
}
}
popup.style.visibility="hidden";
};
EditArea.prototype.close_all_inline_popup= function(e){
for(var i=0; i<this.inlinePopup.length; i++){
this.close_inline_popup(this.inlinePopup[i]["popup_id"]);
}
this.textarea.focus();
};
EditArea.prototype.show_help= function(){
this.open_inline_popup("edit_area_help");
};
EditArea.prototype.new_document= function(){
this.textarea.value="";
this.area_select(0,0);
};
EditArea.prototype.get_all_toolbar_height= function(){
var area= _$("editor");
var results= parent.getChildren(area, "div", "class", "area_toolbar", "all", "0"); // search only direct children
//results= results.concat(getChildren(area, "table", "class", "area_toolbar", "all", "0"));
var height=0;
for(var i=0; i<results.length; i++){
height+= results[i].offsetHeight;
}
//alert("toolbar height: "+height);
return height;
};
EditArea.prototype.go_to_line= function(line){
if(!line)
{
var icon= _$("go_to_line");
if(icon != null){
this.restoreClass(icon);
this.switchClassSticky(icon, 'editAreaButtonSelected', true);
}
line= prompt(this.get_translation("go_to_line_prompt"));
if(icon != null)
this.switchClassSticky(icon, 'editAreaButtonNormal', false);
}
if(line && line!=null && line.search(/^[0-9]+$/)!=-1){
var start=0;
var lines= this.textarea.value.split("\n");
if(line > lines.length)
start= this.textarea.value.length;
else{
for(var i=0; i<Math.min(line-1, lines.length); i++)
start+= lines[i].length + 1;
}
this.area_select(start, 0);
}
};
EditArea.prototype.change_smooth_selection_mode= function(setTo){
//alert("setTo: "+setTo);
if(this.do_highlight)
return;
if(setTo != null){
if(setTo === false)
this.smooth_selection=true;
else
this.smooth_selection=false;
}
var icon= _$("change_smooth_selection");
this.textarea.focus();
if(this.smooth_selection===true){
//setAttribute(icon, "class", getAttribute(icon, "class").replace(/ selected/g, "") );
/*setAttribute(icon, "oldClassName", "editAreaButtonNormal" );
setAttribute(icon, "className", "editAreaButtonNormal" );*/
//this.restoreClass(icon);
//this.restoreAndSwitchClass(icon,'editAreaButtonNormal');
this.switchClassSticky(icon, 'editAreaButtonNormal', false);
this.smooth_selection=false;
this.selection_field.style.display= "none";
_$("cursor_pos").style.display= "none";
_$("end_bracket").style.display= "none";
}else{
//setAttribute(icon, "class", getAttribute(icon, "class") + " selected");
//this.switchClass(icon,'editAreaButtonSelected');
this.switchClassSticky(icon, 'editAreaButtonSelected', false);
this.smooth_selection=true;
this.selection_field.style.display= "block";
_$("cursor_pos").style.display= "block";
_$("end_bracket").style.display= "block";
}
};
// the auto scroll of the textarea has some lacks when it have to show cursor in the visible area when the textarea size change
// show specifiy whereas it is the "top" or "bottom" of the selection that is showned
EditArea.prototype.scroll_to_view= function(show){
var zone, lineElem;
if(!this.smooth_selection)
return;
zone= _$("result");
// manage height scroll
var cursor_pos_top= _$("cursor_pos").cursor_top;
if(show=="bottom")
{
//cursor_pos_top+= (this.last_selection["line_nb"]-1)* this.lineHeight;
cursor_pos_top+= this.getLinePosTop( this.last_selection['line_start'] + this.last_selection['line_nb'] - 1 );
}
var max_height_visible= zone.clientHeight + zone.scrollTop;
var miss_top = cursor_pos_top + this.lineHeight - max_height_visible;
if(miss_top>0){
//alert(miss_top);
zone.scrollTop= zone.scrollTop + miss_top;
}else if( zone.scrollTop > cursor_pos_top){
// when erase all the content -> does'nt scroll back to the top
//alert("else: "+cursor_pos_top);
zone.scrollTop= cursor_pos_top;
}
// manage left scroll
//var cursor_pos_left= parseInt(_$("cursor_pos").style.left.replace("px",""));
var cursor_pos_left= _$("cursor_pos").cursor_left;
var max_width_visible= zone.clientWidth + zone.scrollLeft;
var miss_left= cursor_pos_left + 10 - max_width_visible;
if(miss_left>0){
zone.scrollLeft= zone.scrollLeft + miss_left + 50;
}else if( zone.scrollLeft > cursor_pos_left){
zone.scrollLeft= cursor_pos_left ;
}else if( zone.scrollLeft == 45){
// show the line numbers if textarea align to it's left
zone.scrollLeft=0;
}
};
EditArea.prototype.check_undo= function(only_once){
if(!editAreas[this.id])
return false;
if(this.textareaFocused && editAreas[this.id]["displayed"]==true){
var text=this.textarea.value;
if(this.previous.length<=1)
this.switchClassSticky(_$("undo"), 'editAreaButtonDisabled', true);
if(!this.previous[this.previous.length-1] || this.previous[this.previous.length-1]["text"] != text){
this.previous.push({"text": text, "selStart": this.textarea.selectionStart, "selEnd": this.textarea.selectionEnd});
if(this.previous.length > this.settings["max_undo"]+1)
this.previous.shift();
}
if(this.previous.length >= 2)
this.switchClassSticky(_$("undo"), 'editAreaButtonNormal', false);
}
if(!only_once)
setTimeout("editArea.check_undo()", 3000);
};
EditArea.prototype.undo= function(){
//alert("undo"+this.previous.length);
if(this.previous.length > 0)
{
this.getIESelection();
// var pos_cursor=this.textarea.selectionStart;
this.next.push( { "text": this.textarea.value, "selStart": this.textarea.selectionStart, "selEnd": this.textarea.selectionEnd } );
var prev= this.previous.pop();
if( prev["text"] == this.textarea.value && this.previous.length > 0 )
prev =this.previous.pop();
this.textarea.value = prev["text"];
this.last_undo = prev["text"];
this.area_select(prev["selStart"], prev["selEnd"]-prev["selStart"]);
this.switchClassSticky(_$("redo"), 'editAreaButtonNormal', false);
this.resync_highlight(true);
//alert("undo"+this.previous.length);
this.check_file_changes();
}
};
EditArea.prototype.redo= function(){
if(this.next.length > 0)
{
/*this.getIESelection();*/
//var pos_cursor=this.textarea.selectionStart;
var next= this.next.pop();
this.previous.push(next);
this.textarea.value= next["text"];
this.last_undo= next["text"];
this.area_select(next["selStart"], next["selEnd"]-next["selStart"]);
this.switchClassSticky(_$("undo"), 'editAreaButtonNormal', false);
this.resync_highlight(true);
this.check_file_changes();
}
if( this.next.length == 0)
this.switchClassSticky(_$("redo"), 'editAreaButtonDisabled', true);
};
EditArea.prototype.check_redo= function(){
if(editArea.next.length == 0 || editArea.textarea.value!=editArea.last_undo){
editArea.next= []; // undo the ability to use "redo" button
editArea.switchClassSticky(_$("redo"), 'editAreaButtonDisabled', true);
}
else
{
this.switchClassSticky(_$("redo"), 'editAreaButtonNormal', false);
}
};
// functions that manage icons roll over, disabled, etc...
EditArea.prototype.switchClass = function(element, class_name, lock_state) {
var lockChanged = false;
if (typeof(lock_state) != "undefined" && element != null) {
element.classLock = lock_state;
lockChanged = true;
}
if (element != null && (lockChanged || !element.classLock)) {
element.oldClassName = element.className;
element.className = class_name;
}
};
EditArea.prototype.restoreAndSwitchClass = function(element, class_name) {
if (element != null && !element.classLock) {
this.restoreClass(element);
this.switchClass(element, class_name);
}
};
EditArea.prototype.restoreClass = function(element) {
if (element != null && element.oldClassName && !element.classLock) {
element.className = element.oldClassName;
element.oldClassName = null;
}
};
EditArea.prototype.setClassLock = function(element, lock_state) {
if (element != null)
element.classLock = lock_state;
};
EditArea.prototype.switchClassSticky = function(element, class_name, lock_state) {
var lockChanged = false;
if (typeof(lock_state) != "undefined" && element != null) {
element.classLock = lock_state;
lockChanged = true;
}
if (element != null && (lockChanged || !element.classLock)) {
element.className = class_name;
element.oldClassName = class_name;
}
};
//make the "page up" and "page down" buttons works correctly
EditArea.prototype.scroll_page= function(params){
var dir= params["dir"], shift_pressed= params["shift"];
var lines= this.textarea.value.split("\n");
var new_pos=0, length=0, char_left=0, line_nb=0, curLine=0;
var toScrollAmount = _$("result").clientHeight -30;
var nbLineToScroll = 0, diff= 0;
if(dir=="up"){
nbLineToScroll = Math.ceil( toScrollAmount / this.lineHeight );
// fix number of line to scroll
for( i = this.last_selection["line_start"]; i - diff > this.last_selection["line_start"] - nbLineToScroll ; i-- )
{
if( elem = _$('line_'+ i) )
{
diff += Math.floor( ( elem.offsetHeight - 1 ) / this.lineHeight );
}
}
nbLineToScroll -= diff;
if(this.last_selection["selec_direction"]=="up"){
for(line_nb=0; line_nb< Math.min(this.last_selection["line_start"]-nbLineToScroll, lines.length); line_nb++){
new_pos+= lines[line_nb].length + 1;
}
char_left=Math.min(lines[Math.min(lines.length-1, line_nb)].length, this.last_selection["curr_pos"]-1);
if(shift_pressed)
length=this.last_selection["selectionEnd"]-new_pos-char_left;
this.area_select(new_pos+char_left, length);
view="top";
}else{
view="bottom";
for(line_nb=0; line_nb< Math.min(this.last_selection["line_start"]+this.last_selection["line_nb"]-1-nbLineToScroll, lines.length); line_nb++){
new_pos+= lines[line_nb].length + 1;
}
char_left=Math.min(lines[Math.min(lines.length-1, line_nb)].length, this.last_selection["curr_pos"]-1);
if(shift_pressed){
//length=this.last_selection["selectionEnd"]-new_pos-char_left;
start= Math.min(this.last_selection["selectionStart"], new_pos+char_left);
length= Math.max(new_pos+char_left, this.last_selection["selectionStart"] )- start ;
if(new_pos+char_left < this.last_selection["selectionStart"])
view="top";
}else
start=new_pos+char_left;
this.area_select(start, length);
}
}
else
{
var nbLineToScroll= Math.floor( toScrollAmount / this.lineHeight );
// fix number of line to scroll
for( i = this.last_selection["line_start"]; i + diff < this.last_selection["line_start"] + nbLineToScroll ; i++ )
{
if( elem = _$('line_'+ i) )
{
diff += Math.floor( ( elem.offsetHeight - 1 ) / this.lineHeight );
}
}
nbLineToScroll -= diff;
if(this.last_selection["selec_direction"]=="down"){
view="bottom";
for(line_nb=0; line_nb< Math.min(this.last_selection["line_start"]+this.last_selection["line_nb"]-2+nbLineToScroll, lines.length); line_nb++){
if(line_nb==this.last_selection["line_start"]-1)
char_left= this.last_selection["selectionStart"] -new_pos;
new_pos+= lines[line_nb].length + 1;
}
if(shift_pressed){
length=Math.abs(this.last_selection["selectionStart"]-new_pos);
length+=Math.min(lines[Math.min(lines.length-1, line_nb)].length, this.last_selection["curr_pos"]);
//length+=Math.min(lines[Math.min(lines.length-1, line_nb)].length, char_left);
this.area_select(Math.min(this.last_selection["selectionStart"], new_pos), length);
}else{
this.area_select(new_pos+char_left, 0);
}
}else{
view="top";
for(line_nb=0; line_nb< Math.min(this.last_selection["line_start"]+nbLineToScroll-1, lines.length, lines.length); line_nb++){
if(line_nb==this.last_selection["line_start"]-1)
char_left= this.last_selection["selectionStart"] -new_pos;
new_pos+= lines[line_nb].length + 1;
}
if(shift_pressed){
length=Math.abs(this.last_selection["selectionEnd"]-new_pos-char_left);
length+=Math.min(lines[Math.min(lines.length-1, line_nb)].length, this.last_selection["curr_pos"])- char_left-1;
//length+=Math.min(lines[Math.min(lines.length-1, line_nb)].length, char_left);
this.area_select(Math.min(this.last_selection["selectionEnd"], new_pos+char_left), length);
if(new_pos+char_left > this.last_selection["selectionEnd"])
view="bottom";
}else{
this.area_select(new_pos+char_left, 0);
}
}
}
//console.log( new_pos, char_left, length, nbLineToScroll, toScrollAmount, _$("result").clientHeigh );
this.check_line_selection();
this.scroll_to_view(view);
};
EditArea.prototype.start_resize= function(e){
parent.editAreaLoader.resize["id"] = editArea.id;
parent.editAreaLoader.resize["start_x"] = (e)? e.pageX : event.x + document.body.scrollLeft;
parent.editAreaLoader.resize["start_y"] = (e)? e.pageY : event.y + document.body.scrollTop;
if(editArea.isIE)
{
editArea.textarea.focus();
editArea.getIESelection();
}
parent.editAreaLoader.resize["selectionStart"] = editArea.textarea.selectionStart;
parent.editAreaLoader.resize["selectionEnd"] = editArea.textarea.selectionEnd;
parent.editAreaLoader.start_resize_area();
};
EditArea.prototype.toggle_full_screen= function(to){
var t=this, p=parent, a=t.textarea, html, frame, selStart, selEnd, old, icon;
if(typeof(to)=="undefined")
to= !t.fullscreen['isFull'];
old = t.fullscreen['isFull'];
t.fullscreen['isFull']= to;
icon = _$("fullscreen");
selStart = t.textarea.selectionStart;
selEnd = t.textarea.selectionEnd;
html = p.document.getElementsByTagName("html")[0];
frame = p.document.getElementById("frame_"+t.id);
if(to && to!=old)
{ // toogle on fullscreen
t.fullscreen['old_overflow'] = p.get_css_property(html, "overflow");
t.fullscreen['old_height'] = p.get_css_property(html, "height");
t.fullscreen['old_width'] = p.get_css_property(html, "width");
t.fullscreen['old_scrollTop'] = html.scrollTop;
t.fullscreen['old_scrollLeft'] = html.scrollLeft;
t.fullscreen['old_zIndex'] = p.get_css_property(frame, "z-index");
if(t.isOpera){
html.style.height = "100%";
html.style.width = "100%";
}
html.style.overflow = "hidden";
html.scrollTop = 0;
html.scrollLeft = 0;
frame.style.position = "absolute";
frame.style.width = html.clientWidth+"px";
frame.style.height = html.clientHeight+"px";
frame.style.display = "block";
frame.style.zIndex = "999999";
frame.style.top = "0px";
frame.style.left = "0px";
// if the iframe was in a div with position absolute, the top and left are the one of the div,
// so I fix it by seeing at witch position the iframe start and correcting it
frame.style.top = "-"+p.calculeOffsetTop(frame)+"px";
frame.style.left = "-"+p.calculeOffsetLeft(frame)+"px";
// parent.editAreaLoader.execCommand(t.id, "update_size();");
// var body=parent.document.getElementsByTagName("body")[0];
// body.appendChild(frame);
t.switchClassSticky(icon, 'editAreaButtonSelected', false);
t.fullscreen['allow_resize']= t.resize_allowed;
t.allow_resize(false);
//t.area_select(selStart, selEnd-selStart);
// opera can't manage to do a direct size update
if(t.isFirefox){
p.editAreaLoader.execCommand(t.id, "update_size();");
t.area_select(selStart, selEnd-selStart);
t.scroll_to_view();
t.focus();
}else{
setTimeout("parent.editAreaLoader.execCommand('"+ t.id +"', 'update_size();');editArea.focus();", 10);
}
}
else if(to!=old)
{ // toogle off fullscreen
frame.style.position="static";
frame.style.zIndex= t.fullscreen['old_zIndex'];
if(t.isOpera)
{
html.style.height = "auto";
html.style.width = "auto";
html.style.overflow = "auto";
}
else if(t.isIE && p!=top)
{ // IE doesn't manage html overflow in frames like in normal page...
html.style.overflow = "auto";
}
else
{
html.style.overflow = t.fullscreen['old_overflow'];
}
html.scrollTop = t.fullscreen['old_scrollTop'];
html.scrollLeft = t.fullscreen['old_scrollLeft'];
p.editAreaLoader.hide(t.id);
p.editAreaLoader.show(t.id);
t.switchClassSticky(icon, 'editAreaButtonNormal', false);
if(t.fullscreen['allow_resize'])
t.allow_resize(t.fullscreen['allow_resize']);
if(t.isFirefox){
t.area_select(selStart, selEnd-selStart);
setTimeout("editArea.scroll_to_view();", 10);
}
//p.editAreaLoader.remove_event(p.window, "resize", editArea.update_size);
}
};
EditArea.prototype.allow_resize= function(allow){
var resize= _$("resize_area");
if(allow){
resize.style.visibility="visible";
parent.editAreaLoader.add_event(resize, "mouseup", editArea.start_resize);
}else{
resize.style.visibility="hidden";
parent.editAreaLoader.remove_event(resize, "mouseup", editArea.start_resize);
}
this.resize_allowed= allow;
};
EditArea.prototype.change_syntax= function(new_syntax, is_waiting){
// alert("cahnge to "+new_syntax);
// the syntax is the same
if(new_syntax==this.settings['syntax'])
return true;
// check that the syntax is one allowed
var founded= false;
for(var i=0; i<this.syntax_list.length; i++)
{
if(this.syntax_list[i]==new_syntax)
founded= true;
}
if(founded==true)
{
// the reg syntax file is not loaded
if(!parent.editAreaLoader.load_syntax[new_syntax])
{
// load the syntax file and wait for file loading
if(!is_waiting)
parent.editAreaLoader.load_script(parent.editAreaLoader.baseURL + "reg_syntax/" + new_syntax + ".js");
setTimeout("editArea.change_syntax('"+ new_syntax +"', true);", 100);
this.show_waiting_screen();
}
else
{
if(!this.allready_used_syntax[new_syntax])
{ // the syntax has still not been used
// rebuild syntax definition for new languages
parent.editAreaLoader.init_syntax_regexp();
// add style to the new list
this.add_style(parent.editAreaLoader.syntax[new_syntax]["styles"]);
this.allready_used_syntax[new_syntax]=true;
}
// be sure that the select option is correctly updated
var sel= _$("syntax_selection");
if(sel && sel.value!=new_syntax)
{
for(var i=0; i<sel.length; i++){
if(sel.options[i].value && sel.options[i].value == new_syntax)
sel.options[i].selected=true;
}
}
/* if(this.settings['syntax'].length==0)
{
this.switchClassSticky(_$("highlight"), 'editAreaButtonNormal', false);
this.switchClassSticky(_$("reset_highlight"), 'editAreaButtonNormal', false);
this.change_highlight(true);
}
*/
this.settings['syntax']= new_syntax;
this.resync_highlight(true);
this.hide_waiting_screen();
return true;
}
}
return false;
};
// check if the file has changed
EditArea.prototype.set_editable= function(is_editable){
if(is_editable)
{
document.body.className= "";
this.textarea.readOnly= false;
this.is_editable= true;
}
else
{
document.body.className= "non_editable";
this.textarea.readOnly= true;
this.is_editable= false;
}
if(editAreas[this.id]["displayed"]==true)
this.update_size();
};
/***** Wrap mode *****/
// toggling function for set_wrap_mode
EditArea.prototype.toggle_word_wrap= function(){
this.set_word_wrap( !this.settings['word_wrap'] );
};
// open a new tab for the given file
EditArea.prototype.set_word_wrap= function(to){
var t=this, a= t.textarea;
if( t.isOpera && t.isOpera < 9.8 )
{
this.settings['word_wrap']= false;
t.switchClassSticky( _$("word_wrap"), 'editAreaButtonDisabled', true );
return false;
}
if( to )
{
wrap_mode = 'soft';
this.container.className+= ' word_wrap';
this.container.style.width="";
this.content_highlight.style.width="";
a.style.width="100%";
if( t.isIE && t.isIE < 7 ) // IE 6 count 50 px too much
{
a.style.width = ( a.offsetWidth-5 )+"px";
}
t.switchClassSticky( _$("word_wrap"), 'editAreaButtonSelected', false );
}
else
{
wrap_mode = 'off';
this.container.className = this.container.className.replace(/word_wrap/g, '');
t.switchClassSticky( _$("word_wrap"), 'editAreaButtonNormal', true );
}
this.textarea.previous_scrollWidth = '';
this.textarea.previous_scrollHeight = '';
a.wrap= wrap_mode;
a.setAttribute('wrap', wrap_mode);
// only IE can change wrap mode on the fly without element reloading
if(!this.isIE)
{
var start=a.selectionStart, end= a.selectionEnd;
var parNod = a.parentNode, nxtSib = a.nextSibling;
parNod.removeChild(a);
parNod.insertBefore(a, nxtSib);
this.area_select(start, end-start);
}
// reset some optimisation
this.settings['word_wrap'] = to;
this.focus();
this.update_size();
this.check_line_selection();
};
/***** tabbed files managing functions *****/
// open a new tab for the given file
EditArea.prototype.open_file= function(settings){
if(settings['id']!="undefined")
{
var id= settings['id'];
// create a new file object with defautl values
var new_file= {};
new_file['id'] = id;
new_file['title'] = id;
new_file['text'] = "";
new_file['last_selection'] = "";
new_file['last_text_to_highlight'] = "";
new_file['last_hightlighted_text'] = "";
new_file['previous'] = [];
new_file['next'] = [];
new_file['last_undo'] = "";
new_file['smooth_selection'] = this.settings['smooth_selection'];
new_file['do_highlight']= this.settings['start_highlight'];
new_file['syntax'] = this.settings['syntax'];
new_file['scroll_top'] = 0;
new_file['scroll_left'] = 0;
new_file['selection_start']= 0;
new_file['selection_end']= 0;
new_file['edited'] = false;
new_file['font_size'] = this.settings["font_size"];
new_file['font_family'] = this.settings["font_family"];
new_file['word_wrap'] = this.settings["word_wrap"];
new_file['toolbar'] = {'links':{}, 'selects': {}};
new_file['compare_edited_text']= new_file['text'];
this.files[id]= new_file;
this.update_file(id, settings);
this.files[id]['compare_edited_text']= this.files[id]['text'];
var html_id= 'tab_file_'+encodeURIComponent(id);
this.filesIdAssoc[html_id]= id;
this.files[id]['html_id']= html_id;
if(!_$(this.files[id]['html_id']) && id!="")
{
// be sure the tab browsing area is displayed
this.tab_browsing_area.style.display= "block";
var elem= document.createElement('li');
elem.id= this.files[id]['html_id'];
var close= "<img src=\""+ parent.editAreaLoader.baseURL +"images/close.gif\" title=\""+ this.get_translation('close_tab', 'word') +"\" onclick=\"editArea.execCommand('close_file', editArea.filesIdAssoc['"+ html_id +"']);return false;\" class=\"hidden\" onmouseover=\"this.className=''\" onmouseout=\"this.className='hidden'\" />";
elem.innerHTML= "<a onclick=\"javascript:editArea.execCommand('switch_to_file', editArea.filesIdAssoc['"+ html_id +"']);\" selec=\"none\"><b><span><strong class=\"edited\">*</strong>"+ this.files[id]['title'] + close +"</span></b></a>";
_$('tab_browsing_list').appendChild(elem);
var elem= document.createElement('text');
this.update_size();
}
// open file callback (for plugin)
if(id!="")
this.execCommand('file_open', this.files[id]);
this.switch_to_file(id, true);
return true;
}
else
return false;
};
// close the given file
EditArea.prototype.close_file= function(id){
if(this.files[id])
{
this.save_file(id);
// close file callback
if(this.execCommand('file_close', this.files[id])!==false)
{
// remove the tab in the toolbar
var li= _$(this.files[id]['html_id']);
li.parentNode.removeChild(li);
// select a new file
if(id== this.curr_file)
{
var next_file= "";
var is_next= false;
for(var i in this.files)
{
if( is_next )
{
next_file = i;
break;
}
else if( i == id )
is_next = true;
else
next_file = i;
}
// display the next file
this.switch_to_file(next_file);
}
// clear datas
delete (this.files[id]);
this.update_size();
}
}
};
// backup current file datas
EditArea.prototype.save_file= function(id){
var t= this, save, a_links, a_selects, save_butt, img, i;
if(t.files[id])
{
var save= t.files[id];
save['last_selection'] = t.last_selection;
save['last_text_to_highlight'] = t.last_text_to_highlight;
save['last_hightlighted_text'] = t.last_hightlighted_text;
save['previous'] = t.previous;
save['next'] = t.next;
save['last_undo'] = t.last_undo;
save['smooth_selection'] = t.smooth_selection;
save['do_highlight'] = t.do_highlight;
save['syntax'] = t.settings['syntax'];
save['text'] = t.textarea.value;
save['scroll_top'] = t.result.scrollTop;
save['scroll_left'] = t.result.scrollLeft;
save['selection_start'] = t.last_selection["selectionStart"];
save['selection_end'] = t.last_selection["selectionEnd"];
save['font_size'] = t.settings["font_size"];
save['font_family'] = t.settings["font_family"];
save['word_wrap'] = t.settings["word_wrap"];
save['toolbar'] = {'links':{}, 'selects': {}};
// save toolbar buttons state for fileSpecific buttons
a_links= _$("toolbar_1").getElementsByTagName("a");
for( i=0; i<a_links.length; i++ )
{
if( a_links[i].getAttribute('fileSpecific') == 'yes' )
{
save_butt = {};
img = a_links[i].getElementsByTagName('img')[0];
save_butt['classLock'] = img.classLock;
save_butt['className'] = img.className;
save_butt['oldClassName'] = img.oldClassName;
save['toolbar']['links'][a_links[i].id]= save_butt;
}
}
// save toolbar select state for fileSpecific buttons
a_selects= _$("toolbar_1").getElementsByTagName("select");
for( i=0; i<a_selects.length; i++)
{
if(a_selects[i].getAttribute('fileSpecific')=='yes')
{
save['toolbar']['selects'][a_selects[i].id]= a_selects[i].value;
}
}