diff options
Diffstat (limited to 'plugins/LocalFilesEditor/editarea/edit_area.js')
| -rw-r--r-- | plugins/LocalFilesEditor/editarea/edit_area.js | 527 |
1 files changed, 527 insertions, 0 deletions
diff --git a/plugins/LocalFilesEditor/editarea/edit_area.js b/plugins/LocalFilesEditor/editarea/edit_area.js new file mode 100644 index 000000000..32d2a98a8 --- /dev/null +++ b/plugins/LocalFilesEditor/editarea/edit_area.js @@ -0,0 +1,527 @@ +/******
+ *
+ * EditArea
+ * Developped by Christophe Dolivet
+ * Released under LGPL, Apache and BSD licenses (use the one you want)
+ *
+******/
+
+ function EditArea(){
+ var t=this;
+ t.error= false; // to know if load is interrrupt
+
+ t.inlinePopup= [{popup_id: "area_search_replace", icon_id: "search"},
+ {popup_id: "edit_area_help", icon_id: "help"}];
+ t.plugins= {};
+
+ t.line_number=0;
+
+ parent.editAreaLoader.set_browser_infos(t); // navigator identification
+ // fix IE8 detection as we run in IE7 emulate mode through X-UA <meta> tag
+ if( t.isIE >= 8 )
+ t.isIE = 7;
+
+ t.last_selection={};
+ t.last_text_to_highlight="";
+ t.last_hightlighted_text= "";
+ t.syntax_list= [];
+ t.allready_used_syntax= {};
+ t.check_line_selection_timer= 50; // the timer delay for modification and/or selection change detection
+
+ t.textareaFocused= false;
+ t.highlight_selection_line= null;
+ t.previous= [];
+ t.next= [];
+ t.last_undo="";
+ t.files= {};
+ t.filesIdAssoc= {};
+ t.curr_file= '';
+ //t.loaded= false;
+ t.assocBracket={};
+ t.revertAssocBracket= {};
+ // bracket selection init
+ t.assocBracket["("]=")";
+ t.assocBracket["{"]="}";
+ t.assocBracket["["]="]";
+ for(var index in t.assocBracket){
+ t.revertAssocBracket[t.assocBracket[index]]=index;
+ }
+ t.is_editable= true;
+
+
+ /*t.textarea="";
+
+ t.state="declare";
+ t.code = []; // store highlight syntax for languagues*/
+ // font datas
+ t.lineHeight= 16;
+ /*t.default_font_family= "monospace";
+ t.default_font_size= 10;*/
+ t.tab_nb_char= 8; //nb of white spaces corresponding to a tabulation
+ if(t.isOpera)
+ t.tab_nb_char= 6;
+
+ t.is_tabbing= false;
+
+ t.fullscreen= {'isFull': false};
+
+ t.isResizing=false; // resize var
+
+ // init with settings and ID (area_id is a global var defined by editAreaLoader on iframe creation
+ t.id= area_id;
+ t.settings= editAreas[t.id]["settings"];
+
+ if((""+t.settings['replace_tab_by_spaces']).match(/^[0-9]+$/))
+ {
+ t.tab_nb_char= t.settings['replace_tab_by_spaces'];
+ t.tabulation="";
+ for(var i=0; i<t.tab_nb_char; i++)
+ t.tabulation+=" ";
+ }else{
+ t.tabulation="\t";
+ }
+
+ // retrieve the init parameter for syntax
+ if(t.settings["syntax_selection_allow"] && t.settings["syntax_selection_allow"].length>0)
+ t.syntax_list= t.settings["syntax_selection_allow"].replace(/ /g,"").split(",");
+
+ if(t.settings['syntax'])
+ t.allready_used_syntax[t.settings['syntax']]=true;
+
+
+ };
+ EditArea.prototype.init= function(){
+ var t=this, a, s=t.settings;
+ t.textarea = _$("textarea");
+ t.container = _$("container");
+ t.result = _$("result");
+ t.content_highlight = _$("content_highlight");
+ t.selection_field = _$("selection_field");
+ t.selection_field_text= _$("selection_field_text");
+ t.processing_screen = _$("processing");
+ t.editor_area = _$("editor");
+ t.tab_browsing_area = _$("tab_browsing_area");
+ t.test_font_size = _$("test_font_size");
+ a = t.textarea;
+
+ if(!s['is_editable'])
+ t.set_editable(false);
+
+ t.set_show_line_colors( s['show_line_colors'] );
+
+ if(syntax_selec= _$("syntax_selection"))
+ {
+ // set up syntax selection lsit in the toolbar
+ for(var i=0; i<t.syntax_list.length; i++) {
+ var syntax= t.syntax_list[i];
+ var option= document.createElement("option");
+ option.value= syntax;
+ if(syntax==s['syntax'])
+ option.selected= "selected";
+ dispSyntax = parent.editAreaLoader.syntax_display_name[ syntax ];
+ option.innerHTML= typeof( dispSyntax ) == 'undefined' ? syntax.substring( 0, 1 ).toUpperCase() + syntax.substring( 1 ) : dispSyntax;//t.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_(.*)/, "$1");
+ if(id!= spans[i].id){
+ for(var j in t.plugins){
+ if(typeof(t.plugins[j].get_control_html)=="function" ){
+ html=t.plugins[j].get_control_html(id);
+ if(html!=false){
+ html= t.get_translation(html, "template");
+ var new_span= document.createElement("span");
+ new_span.innerHTML= html;
+ var father= spans[i].parentNode;
+ spans[i].parentNode.replaceChild(new_span, spans[i]);
+ break; // exit the for loop
+ }
+ }
+ }
+ }
+ }
+
+ // init datas
+ //a.value = 'a';//editAreas[t.id]["textarea"].value;
+
+ if(s["debug"])
+ {
+ t.debug=parent.document.getElementById("edit_area_debug_"+t.id);
+ }
+ // init size
+ //this.update_size();
+
+ if(_$("redo") != null)
+ t.switchClassSticky(_$("redo"), 'editAreaButtonDisabled', true);
+
+ // insert css rules for highlight mode
+ if(typeof(parent.editAreaLoader.syntax[s["syntax"]])!="undefined"){
+ for(var i in parent.editAreaLoader.syntax){
+ if (typeof(parent.editAreaLoader.syntax[i]["styles"]) != "undefined"){
+ t.add_style(parent.editAreaLoader.syntax[i]["styles"]);
+ }
+ }
+ }
+
+ // init key events
+ if(t.isOpera)
+ _$("editor").onkeypress = keyDown;
+ else
+ _$("editor").onkeydown = keyDown;
+
+ for(var i=0; i<t.inlinePopup.length; i++){
+ if(t.isOpera)
+ _$(t.inlinePopup[i]["popup_id"]).onkeypress = keyDown;
+ else
+ _$(t.inlinePopup[i]["popup_id"]).onkeydown = keyDown;
+ }
+
+ if(s["allow_resize"]=="both" || s["allow_resize"]=="x" || s["allow_resize"]=="y")
+ t.allow_resize(true);
+
+ parent.editAreaLoader.toggle(t.id, "on");
+ //a.focus();
+ // line selection init
+ t.change_smooth_selection_mode(editArea.smooth_selection);
+ // highlight
+ t.execCommand("change_highlight", s["start_highlight"]);
+
+ // get font size datas
+ t.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(t.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*/
+ }
+
+ a.spellcheck= s["gecko_spellcheck"];
+
+ /** Browser specific style fixes **/
+
+ // fix rendering bug for highlighted lines beginning with no tabs
+ if( t.isFirefox >= '3' ) {
+ t.content_highlight.style.paddingLeft= "1px";
+ t.selection_field.style.paddingLeft= "1px";
+ t.selection_field_text.style.paddingLeft= "1px";
+ }
+
+ if(t.isIE && t.isIE < 8 ){
+ a.style.marginTop= "-1px";
+ }
+ /*
+ if(t.isOpera){
+ t.editor_area.style.position= "absolute";
+ }*/
+
+ if( t.isSafari ){
+ t.editor_area.style.position = "absolute";
+ a.style.marginLeft ="-3px";
+ if( t.isSafari < 3.2 ) // Safari 3.0 (3.1?)
+ a.style.marginTop ="1px";
+ }
+
+ // si le textarea n'est pas grand, un click sous le textarea doit provoquer un focus sur le textarea
+ parent.editAreaLoader.add_event(t.result, "click", function(e){ if((e.target || e.srcElement)==editArea.result) { editArea.area_select(editArea.textarea.value.length, 0);} });
+
+ if(s['is_multi_files']!=false)
+ t.open_file({'id': t.curr_file, 'text': ''});
+
+ t.set_word_wrap( s['word_wrap'] );
+
+ setTimeout("editArea.focus();editArea.manage_size();editArea.execCommand('EA_load');", 10);
+ //start checkup routine
+ t.check_undo();
+ t.check_line_selection(true);
+ t.scroll_to_view();
+
+ for(var i in t.plugins){
+ if(typeof(t.plugins[i].onload)=="function")
+ t.plugins[i].onload();
+ }
+ if(s['fullscreen']==true)
+ t.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(){
+ // in case where editAreaLoader have been already cleaned
+ if( parent.editAreaLoader )
+ {
+ parent.editAreaLoader.remove_event(parent.window, "resize", editArea.update_size);
+ parent.editAreaLoader.remove_event(top.window, "resize", editArea.update_size);
+ }
+ if(editAreas[editArea.id] && editAreas[editArea.id]["displayed"]){
+ editArea.execCommand("EA_unload");
+ }
+ });
+
+
+ /*date= new Date();
+ alert(date.getTime()- parent.editAreaLoader.start_time);*/
+ };
+
+
+
+ //called by the toggle_on
+ EditArea.prototype.update_size= function(){
+ var d=document,pd=parent.document,height,width,popup,maxLeft,maxTop;
+
+ if( typeof editAreas != 'undefined' && editAreas[editArea.id] && editAreas[editArea.id]["displayed"]==true){
+ if(editArea.fullscreen['isFull']){
+ pd.getElementById("frame_"+editArea.id).style.width = pd.getElementsByTagName("html")[0].clientWidth + "px";
+ pd.getElementById("frame_"+editArea.id).style.height = pd.getElementsByTagName("html")[0].clientHeight + "px";
+ }
+
+ if(editArea.tab_browsing_area.style.display=='block' && ( !editArea.isIE || editArea.isIE >= 8 ) )
+ {
+ editArea.tab_browsing_area.style.height = "0px";
+ editArea.tab_browsing_area.style.height = (editArea.result.offsetTop - editArea.tab_browsing_area.offsetTop -1)+"px";
+ }
+
+ height = d.body.offsetHeight - editArea.get_all_toolbar_height() - 4;
+ editArea.result.style.height = height +"px";
+
+ width = d.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( i=0; i < editArea.inlinePopup.length; i++ )
+ {
+ popup = _$(editArea.inlinePopup[i]["popup_id"]);
+ maxLeft = d.body.offsetWidth - popup.offsetWidth;
+ maxTop = d.body.offsetHeight - popup.offsetHeight;
+ if( popup.offsetTop > maxTop )
+ popup.style.top = maxTop+"px";
+ if( popup.offsetLeft > maxLeft )
+ popup.style.left = maxLeft+"px";
+ }
+
+ editArea.manage_size( true );
+ editArea.fixLinesHeight( editArea.textarea.value, 0,-1);
+ }
+ };
+
+
+ EditArea.prototype.manage_size= function(onlyOneTime){
+ if(!editAreas[this.id])
+ return false;
+
+ if(editAreas[this.id]["displayed"]==true && this.textareaFocused)
+ {
+ var area_height,resized= false;
+
+ //1) Manage display width
+ //1.1) Calc the new width to use for display
+ if( !this.settings['word_wrap'] )
+ {
+ var area_width= this.textarea.scrollWidth;
+ area_height= this.textarea.scrollHeight;
+ // bug on old opera versions
+ if(this.isOpera && this.isOpera < 9.6 ){
+ area_width=10000;
+ }
+ //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;
+ }
+ }
+ // manage wrap width
+ if( this.settings['word_wrap'] )
+ {
+ newW=this.textarea.offsetWidth;
+ if( this.isFirefox || this.isIE )
+ newW-=2;
+ if( this.isSafari )
+ newW-=6;
+ this.content_highlight.style.width=this.selection_field_text.style.width=this.selection_field.style.width=this.test_font_size.style.width=newW+"px";
+ }
+
+ //2) Manage display height
+ //2.1) Calc the new height to use for display
+ if( this.isOpera || this.isFirefox || this.isSafari ) {
+ area_height= this.getLinePosTop( this.last_selection["nb_line"] + 1 );
+ } else {
+ area_height = this.textarea.scrollHeight;
+ }
+ //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 newLines= '', destDiv=_$("line_number"), start=this.line_number, end=this.last_selection["nb_line"]+100;
+ for( i = start+1; i < end; i++ )
+ {
+ newLines+='<div id="line_'+ i +'">'+i+"</div>";
+ this.line_number++;
+ }
+ destDiv.innerHTML= destDiv.innerHTML + newLines;
+ if(this.settings['word_wrap']){
+ this.fixLinesHeight( this.textarea.value, start, -1 );
+ }
+ }
+
+ //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.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]={};
+ 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();
+ parent.editAreaLoader.add_event(window, "load", init);
+
+ function init(){
+ setTimeout("editArea.init(); ", 10);
+ };
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