510 lines
17 KiB
JavaScript
Executable file
510 lines
17 KiB
JavaScript
Executable file
/******
|
|
*
|
|
* EditArea
|
|
* Developped by Christophe Dolivet
|
|
* Released under LGPL and Apache licenses
|
|
*
|
|
******/
|
|
|
|
function EditArea(){
|
|
this.error= false; // to know if load is interrrupt
|
|
|
|
this.inlinePopup= new Array({popup_id: "area_search_replace", icon_id: "search"},
|
|
{popup_id: "edit_area_help", icon_id: "help"});
|
|
this.plugins= new Object();
|
|
|
|
this.line_number=0;
|
|
|
|
this.nav=parent.editAreaLoader.nav; // navigator identification
|
|
|
|
this.last_selection=new Object();
|
|
this.last_text_to_highlight="";
|
|
this.last_hightlighted_text= "";
|
|
this.syntax_list= new Array();
|
|
this.allready_used_syntax= new Object();
|
|
this.check_line_selection_timer= 50; // the timer delay for modification and/or selection change detection
|
|
|
|
this.textareaFocused= false;
|
|
this.highlight_selection_line= null;
|
|
this.previous= new Array();
|
|
this.next= new Array();
|
|
this.last_undo="";
|
|
this.files= new Object();
|
|
this.filesIdAssoc= new Object();
|
|
this.curr_file= '';
|
|
//this.loaded= false;
|
|
this.assocBracket=new Object();
|
|
this.revertAssocBracket= new Object();
|
|
// bracket selection init
|
|
this.assocBracket["("]=")";
|
|
this.assocBracket["{"]="}";
|
|
this.assocBracket["["]="]";
|
|
for(var index in this.assocBracket){
|
|
this.revertAssocBracket[this.assocBracket[index]]=index;
|
|
}
|
|
this.is_editable= true;
|
|
|
|
|
|
/*this.textarea="";
|
|
|
|
this.state="declare";
|
|
this.code = new Array(); // store highlight syntax for languagues*/
|
|
// font datas
|
|
this.lineHeight= 16;
|
|
/*this.default_font_family= "monospace";
|
|
this.default_font_size= 10;*/
|
|
this.tab_nb_char= 8; //nb of white spaces corresponding to a tabulation
|
|
if(this.nav['isOpera'])
|
|
this.tab_nb_char= 6;
|
|
|
|
this.is_tabbing= false;
|
|
|
|
this.fullscreen= {'isFull': false};
|
|
|
|
this.isResizing=false; // resize var
|
|
|
|
// init with settings and ID
|
|
this.id= area_id;
|
|
this.settings= editAreas[this.id]["settings"];
|
|
|
|
if((""+this.settings['replace_tab_by_spaces']).match(/^[0-9]+$/))
|
|
{
|
|
this.tab_nb_char= this.settings['replace_tab_by_spaces'];
|
|
this.tabulation="";
|
|
for(var i=0; i<this.tab_nb_char; i++)
|
|
this.tabulation+=" ";
|
|
}else{
|
|
this.tabulation="\t";
|
|
}
|
|
|
|
// retrieve the init parameter for syntax
|
|
if(this.settings["syntax_selection_allow"] && this.settings["syntax_selection_allow"].length>0)
|
|
this.syntax_list= this.settings["syntax_selection_allow"].replace(/ /g,"").split(",");
|
|
|
|
if(this.settings['syntax'])
|
|
this.allready_used_syntax[this.settings['syntax']]=true;
|
|
|
|
|
|
};
|
|
|
|
|
|
//called by the toggle_on
|
|
EditArea.prototype.update_size= function(){
|
|
|
|
if(editAreas[editArea.id] && editAreas[editArea.id]["displayed"]==true){
|
|
if(editArea.fullscreen['isFull']){
|
|
parent.document.getElementById("frame_"+editArea.id).style.width= parent.document.getElementsByTagName("html")[0].clientWidth + "px";
|
|
parent.document.getElementById("frame_"+editArea.id).style.height= parent.document.getElementsByTagName("html")[0].clientHeight + "px";
|
|
}
|
|
|
|
if(editArea.tab_browsing_area.style.display=='block' && !editArea.nav['isIE'])
|
|
{
|
|
editArea.tab_browsing_area.style.height= "0px";
|
|
editArea.tab_browsing_area.style.height= (editArea.result.offsetTop - editArea.tab_browsing_area.offsetTop -1)+"px";
|
|
}
|
|
|
|
var height= document.body.offsetHeight - editArea.get_all_toolbar_height() - 4;
|
|
editArea.result.style.height= height +"px";
|
|
|
|
var width=document.body.offsetWidth -2;
|
|
editArea.result.style.width= width+"px";
|
|
//alert("result h: "+ height+" w: "+width+"\ntoolbar h: "+this.get_all_toolbar_height()+"\nbody_h: "+document.body.offsetHeight);
|
|
|
|
// check that the popups don't get out of the screen
|
|
for(var i=0; i<editArea.inlinePopup.length; i++){
|
|
var popup= $(editArea.inlinePopup[i]["popup_id"]);
|
|
var max_left= document.body.offsetWidth- popup.offsetWidth;
|
|
var max_top= document.body.offsetHeight- popup.offsetHeight;
|
|
if(popup.offsetTop>max_top)
|
|
popup.style.top= max_top+"px";
|
|
if(popup.offsetLeft>max_left)
|
|
popup.style.left= max_left+"px";
|
|
}
|
|
}
|
|
};
|
|
|
|
EditArea.prototype.init= function(){
|
|
this.textarea= $("textarea");
|
|
this.container= $("container");
|
|
this.result= $("result");
|
|
this.content_highlight= $("content_highlight");
|
|
this.selection_field= $("selection_field");
|
|
this.processing_screen= $("processing");
|
|
this.editor_area= $("editor");
|
|
this.tab_browsing_area= $("tab_browsing_area");
|
|
|
|
if(!this.settings['is_editable'])
|
|
this.set_editable(false);
|
|
|
|
this.set_show_line_colors( this.settings['show_line_colors'] );
|
|
|
|
if(syntax_selec= $("syntax_selection"))
|
|
{
|
|
// set up syntax selection lsit in the toolbar
|
|
for(var i=0; i<this.syntax_list.length; i++) {
|
|
var syntax= this.syntax_list[i];
|
|
var option= document.createElement("option");
|
|
option.value= syntax;
|
|
if(syntax==this.settings['syntax'])
|
|
option.selected= "selected";
|
|
option.innerHTML= this.get_translation("syntax_" + syntax, "word");
|
|
syntax_selec.appendChild(option);
|
|
}
|
|
}
|
|
|
|
// add plugins buttons in the toolbar
|
|
spans= parent.getChildren($("toolbar_1"), "span", "", "", "all", -1);
|
|
|
|
for(var i=0; i<spans.length; i++){
|
|
|
|
id=spans[i].id.replace(/tmp_tool_(.*)/, "$1");
|
|
if(id!= spans[i].id){
|
|
for(var j in this.plugins){
|
|
if(typeof(this.plugins[j].get_control_html)=="function" ){
|
|
html=this.plugins[j].get_control_html(id);
|
|
if(html!=false){
|
|
html= this.get_translation(html, "template");
|
|
var new_span= document.createElement("span");
|
|
new_span.innerHTML= html;
|
|
var father= spans[i].parentNode;
|
|
spans[i].parentNode.replaceChild(new_span, spans[i]);
|
|
break; // exit the for loop
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
// init datas
|
|
this.textarea.value=editAreas[this.id]["textarea"].value;
|
|
if(this.settings["debug"])
|
|
this.debug=parent.document.getElementById("edit_area_debug_"+this.id);
|
|
|
|
// init size
|
|
//this.update_size();
|
|
|
|
if($("redo") != null)
|
|
this.switchClassSticky($("redo"), 'editAreaButtonDisabled', true);
|
|
|
|
|
|
// insert css rules for highlight mode
|
|
if(typeof(parent.editAreaLoader.syntax[this.settings["syntax"]])!="undefined"){
|
|
for(var i in parent.editAreaLoader.syntax){
|
|
this.add_style(parent.editAreaLoader.syntax[i]["styles"]);
|
|
}
|
|
}
|
|
// init key events
|
|
if(this.nav['isOpera'])
|
|
$("editor").onkeypress= keyDown;
|
|
else
|
|
$("editor").onkeydown= keyDown;
|
|
|
|
for(var i=0; i<this.inlinePopup.length; i++){
|
|
if(this.nav['isIE'] || this.nav['isFirefox'])
|
|
$(this.inlinePopup[i]["popup_id"]).onkeydown= keyDown;
|
|
else
|
|
$(this.inlinePopup[i]["popup_id"]).onkeypress= keyDown;
|
|
}
|
|
|
|
if(this.settings["allow_resize"]=="both" || this.settings["allow_resize"]=="x" || this.settings["allow_resize"]=="y")
|
|
this.allow_resize(true);
|
|
|
|
parent.editAreaLoader.toggle(this.id, "on");
|
|
//this.textarea.focus();
|
|
// line selection init
|
|
this.change_smooth_selection_mode(editArea.smooth_selection);
|
|
// highlight
|
|
this.execCommand("change_highlight", this.settings["start_highlight"]);
|
|
|
|
// get font size datas
|
|
this.set_font(editArea.settings["font_family"], editArea.settings["font_size"]);
|
|
|
|
// set unselectable text
|
|
children= parent.getChildren(document.body, "", "selec", "none", "all", -1);
|
|
for(var i=0; i<children.length; i++){
|
|
if(this.nav['isIE'])
|
|
children[i].unselectable = true; // IE
|
|
else
|
|
children[i].onmousedown= function(){return false};
|
|
/* children[i].style.MozUserSelect = "none"; // Moz
|
|
children[i].style.KhtmlUserSelect = "none"; // Konqueror/Safari*/
|
|
}
|
|
|
|
if(this.nav['isGecko']){
|
|
this.textarea.spellcheck= this.settings["gecko_spellcheck"];
|
|
}
|
|
|
|
/** Browser specific style fixes **/
|
|
|
|
// fix rendering bug for highlighted lines beginning with no tabs
|
|
if( this.nav['isFirefox'] >= '3' )
|
|
this.content_highlight.style.borderLeft= "solid 1px transparent";
|
|
|
|
if(this.nav['isIE']){
|
|
this.textarea.style.marginTop= "-1px";
|
|
}
|
|
/*
|
|
if(this.nav['isOpera']){
|
|
this.editor_area.style.position= "absolute";
|
|
}*/
|
|
|
|
if(this.nav['isSafari'] ){
|
|
this.editor_area.style.position= "absolute";
|
|
this.textarea.style.marginLeft="-3px";
|
|
this.textarea.style.marginTop="1px";
|
|
}
|
|
|
|
if( this.nav['isChrome'] ){
|
|
this.editor_area.style.position= "absolute";
|
|
this.textarea.style.marginLeft="0px";
|
|
this.textarea.style.marginTop="0px";
|
|
}
|
|
|
|
// si le textarea n'est pas grand, un click sous le textarea doit provoquer un focus sur le textarea
|
|
parent.editAreaLoader.add_event(this.result, "click", function(e){ if((e.target || e.srcElement)==editArea.result) { editArea.area_select(editArea.textarea.value.length, 0);} });
|
|
|
|
if(this.settings['is_multi_files']!=false)
|
|
this.open_file({'id': this.curr_file, 'text': ''});
|
|
|
|
this.set_wrap_text( this.settings['wrap_text'] );
|
|
|
|
setTimeout("editArea.focus();editArea.manage_size();editArea.execCommand('EA_load');", 10);
|
|
//start checkup routine
|
|
this.check_undo();
|
|
this.check_line_selection(true);
|
|
this.scroll_to_view();
|
|
|
|
for(var i in this.plugins){
|
|
if(typeof(this.plugins[i].onload)=="function")
|
|
this.plugins[i].onload();
|
|
}
|
|
if(this.settings['fullscreen']==true)
|
|
this.toggle_full_screen(true);
|
|
|
|
parent.editAreaLoader.add_event(window, "resize", editArea.update_size);
|
|
parent.editAreaLoader.add_event(parent.window, "resize", editArea.update_size);
|
|
parent.editAreaLoader.add_event(top.window, "resize", editArea.update_size);
|
|
parent.editAreaLoader.add_event(window, "unload", function(){if(editAreas[editArea.id] && editAreas[editArea.id]["displayed"]) editArea.execCommand("EA_unload");});
|
|
|
|
|
|
/*date= new Date();
|
|
alert(date.getTime()- parent.editAreaLoader.start_time);*/
|
|
};
|
|
|
|
|
|
EditArea.prototype.manage_size= function(onlyOneTime){
|
|
if(!editAreas[this.id])
|
|
return false;
|
|
if(editAreas[this.id]["displayed"]==true && this.textareaFocused)
|
|
{
|
|
var resized= false;
|
|
|
|
//1) Manage display width
|
|
//1.1) Calc the new width to use for display
|
|
if( this.settings['wrap_text'] )
|
|
{
|
|
// var area_width= this.result.offsetWidth -50;
|
|
}
|
|
else
|
|
{
|
|
var area_width= this.textarea.scrollWidth;
|
|
var area_height= this.textarea.scrollHeight;
|
|
if(this.nav['isOpera']){
|
|
area_width=10000; /* TODO: find a better way to fix the width problem */
|
|
}
|
|
}
|
|
|
|
|
|
//1.2) the width is not the same, we must resize elements
|
|
if(this.textarea.previous_scrollWidth!=area_width)
|
|
{
|
|
|
|
this.container.style.width= area_width+"px";
|
|
this.textarea.style.width= area_width+"px";
|
|
this.content_highlight.style.width= area_width+"px";
|
|
this.textarea.previous_scrollWidth=area_width;
|
|
resized=true;
|
|
}
|
|
|
|
|
|
//2) Manage display height
|
|
//2.1) Calc the new height to use for display
|
|
var area_height = this.textarea.scrollHeight;
|
|
if(this.nav['isOpera']){
|
|
area_height= this.last_selection['nb_line']*this.lineHeight;
|
|
}
|
|
|
|
if(this.nav['isGecko'] && this.smooth_selection && this.last_selection["nb_line"])
|
|
area_height= this.last_selection["nb_line"]*this.lineHeight;
|
|
//2.2) the width is not the same, we must resize elements
|
|
if(this.textarea.previous_scrollHeight!=area_height)
|
|
{
|
|
this.container.style.height= (area_height+2)+"px";
|
|
this.textarea.style.height= area_height+"px";
|
|
this.content_highlight.style.height= area_height+"px";
|
|
this.textarea.previous_scrollHeight= area_height;
|
|
resized=true;
|
|
}
|
|
|
|
//3) if there is new lines, we add new line numbers in the line numeration area
|
|
if(this.last_selection["nb_line"] >= this.line_number)
|
|
{
|
|
var div_line_number="";
|
|
for(i=this.line_number+1; i<this.last_selection["nb_line"]+100; i++)
|
|
{
|
|
div_line_number+=i+"<br />";
|
|
this.line_number++;
|
|
}
|
|
var span= document.createElement("span");
|
|
if(this.nav['isIE'])
|
|
span.unselectable=true;
|
|
span.innerHTML=div_line_number;
|
|
$("line_number").appendChild(span);
|
|
}
|
|
|
|
//4) be sure the text is well displayed
|
|
this.textarea.scrollTop="0px";
|
|
this.textarea.scrollLeft="0px";
|
|
if(resized==true){
|
|
this.scroll_to_view();
|
|
}
|
|
}
|
|
if(!onlyOneTime)
|
|
setTimeout("editArea.manage_size();", 100);
|
|
};
|
|
|
|
EditArea.prototype.add_event = function(obj, name, handler) {
|
|
if (this.nav['isIE']) {
|
|
obj.attachEvent("on" + name, handler);
|
|
} else{
|
|
obj.addEventListener(name, handler, false);
|
|
}
|
|
};
|
|
|
|
EditArea.prototype.execCommand= function(cmd, param){
|
|
|
|
for(var i in this.plugins){
|
|
if(typeof(this.plugins[i].execCommand)=="function"){
|
|
if(!this.plugins[i].execCommand(cmd, param))
|
|
return;
|
|
}
|
|
}
|
|
switch(cmd){
|
|
case "save":
|
|
if(this.settings["save_callback"].length>0)
|
|
eval("parent."+this.settings["save_callback"]+"('"+ this.id +"', editArea.textarea.value);");
|
|
break;
|
|
case "load":
|
|
if(this.settings["load_callback"].length>0)
|
|
eval("parent."+this.settings["load_callback"]+"('"+ this.id +"');");
|
|
break;
|
|
case "onchange":
|
|
if(this.settings["change_callback"].length>0)
|
|
eval("parent."+this.settings["change_callback"]+"('"+ this.id +"');");
|
|
break;
|
|
case "EA_load":
|
|
if(this.settings["EA_load_callback"].length>0)
|
|
eval("parent."+this.settings["EA_load_callback"]+"('"+ this.id +"');");
|
|
break;
|
|
case "EA_unload":
|
|
if(this.settings["EA_unload_callback"].length>0)
|
|
eval("parent."+this.settings["EA_unload_callback"]+"('"+ this.id +"');");
|
|
break;
|
|
case "toggle_on":
|
|
if(this.settings["EA_toggle_on_callback"].length>0)
|
|
eval("parent."+this.settings["EA_toggle_on_callback"]+"('"+ this.id +"');");
|
|
break;
|
|
case "toggle_off":
|
|
if(this.settings["EA_toggle_off_callback"].length>0)
|
|
eval("parent."+this.settings["EA_toggle_off_callback"]+"('"+ this.id +"');");
|
|
break;
|
|
case "re_sync":
|
|
if(!this.do_highlight)
|
|
break;
|
|
case "file_switch_on":
|
|
if(this.settings["EA_file_switch_on_callback"].length>0)
|
|
eval("parent."+this.settings["EA_file_switch_on_callback"]+"(param);");
|
|
break;
|
|
case "file_switch_off":
|
|
if(this.settings["EA_file_switch_off_callback"].length>0)
|
|
eval("parent."+this.settings["EA_file_switch_off_callback"]+"(param);");
|
|
break;
|
|
case "file_close":
|
|
if(this.settings["EA_file_close_callback"].length>0)
|
|
return eval("parent."+this.settings["EA_file_close_callback"]+"(param);");
|
|
break;
|
|
|
|
default:
|
|
if(typeof(eval("editArea."+cmd))=="function")
|
|
{
|
|
if(this.settings["debug"])
|
|
eval("editArea."+ cmd +"(param);");
|
|
else
|
|
try{eval("editArea."+ cmd +"(param);");}catch(e){};
|
|
}
|
|
}
|
|
};
|
|
|
|
EditArea.prototype.get_translation= function(word, mode){
|
|
if(mode=="template")
|
|
return parent.editAreaLoader.translate(word, this.settings["language"], mode);
|
|
else
|
|
return parent.editAreaLoader.get_word_translation(word, this.settings["language"]);
|
|
};
|
|
|
|
EditArea.prototype.add_plugin= function(plug_name, plug_obj){
|
|
for(var i=0; i<this.settings["plugins"].length; i++){
|
|
if(this.settings["plugins"][i]==plug_name){
|
|
this.plugins[plug_name]=plug_obj;
|
|
plug_obj.baseURL=parent.editAreaLoader.baseURL + "plugins/" + plug_name + "/";
|
|
if( typeof(plug_obj.init)=="function" )
|
|
plug_obj.init();
|
|
}
|
|
}
|
|
};
|
|
|
|
EditArea.prototype.load_css= function(url){
|
|
try{
|
|
link = document.createElement("link");
|
|
link.type = "text/css";
|
|
link.rel= "stylesheet";
|
|
link.media="all";
|
|
link.href = url;
|
|
head = document.getElementsByTagName("head");
|
|
head[0].appendChild(link);
|
|
}catch(e){
|
|
document.write("<link href='"+ url +"' rel='stylesheet' type='text/css' />");
|
|
}
|
|
};
|
|
|
|
EditArea.prototype.load_script= function(url){
|
|
try{
|
|
script = document.createElement("script");
|
|
script.type = "text/javascript";
|
|
script.src = url;
|
|
script.charset= "UTF-8";
|
|
head = document.getElementsByTagName("head");
|
|
head[0].appendChild(script);
|
|
}catch(e){
|
|
document.write("<script type='text/javascript' src='" + url + "' charset=\"UTF-8\"><"+"/script>");
|
|
}
|
|
};
|
|
|
|
// add plugin translation to language translation array
|
|
EditArea.prototype.add_lang= function(language, values){
|
|
if(!parent.editAreaLoader.lang[language])
|
|
parent.editAreaLoader.lang[language]=new Object();
|
|
for(var i in values)
|
|
parent.editAreaLoader.lang[language][i]= values[i];
|
|
};
|
|
|
|
// short cut for document.getElementById()
|
|
function $(id){return document.getElementById( id );};
|
|
|
|
var editArea = new EditArea();
|
|
editArea.add_event(window, "load", init);
|
|
|
|
function init(){
|
|
setTimeout("editArea.init(); ", 10);
|
|
};
|