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// Barre de raccourcis

// derive du:

// bbCode control by subBlue design : www.subBlue.com

// Startup variables

var theSelection = false;

// Check for Browser & Platform for PC & IE specific bits

// More details from: http://www.mozilla.org/docs/web-developer/sniffer/browser_type.html

var clientPC = navigator.userAgent.toLowerCase(); // Get client info

var clientVer = parseInt(navigator.appVersion); // Get browser version

var is_ie = ((clientPC.indexOf("msie") != -1) && (clientPC.indexOf("opera") == -1));

var is_nav = ((clientPC.indexOf('mozilla')!=-1) && (clientPC.indexOf('spoofer')==-1)

                && (clientPC.indexOf('compatible') == -1) && (clientPC.indexOf('opera')==-1)

                && (clientPC.indexOf('webtv')==-1) && (clientPC.indexOf('hotjava')==-1));

var is_moz = 0;

var is_win = ((clientPC.indexOf("win")!=-1) || (clientPC.indexOf("16bit") != -1));

var is_mac = (clientPC.indexOf("mac")!=-1);

function barre_raccourci(debut,fin,champ) {

	var txtarea = champ;

	txtarea.focus();

	donotinsert = false;

	theSelection = false;

	bblast = 0;

	if ((clientVer >= 4) && is_ie && is_win)

	{

		theSelection = document.selection.createRange().text; // Get text selection

		if (theSelection) {

			while (theSelection.substring(theSelection.length-1, theSelection.length) == ' ')

			{

				theSelection = theSelection.substring(0, theSelection.length-1);

				fin = fin + " ";

			}

			if (theSelection.substring(0,1) == '{' && debut.substring(0,1) == '{')

			{

				debut = debut + " ";

			}

			if (theSelection.substring(theSelection.length-1, theSelection.length) == '}' && fin.substring(0,1) == '}')

			{

				fin = " " + fin;

			}

			// Add tags around selection

			document.selection.createRange().text = debut + theSelection + fin;

			txtarea.focus();

			theSelection = '';

			return;

		}

	}

	else if (txtarea.selectionEnd && (txtarea.selectionEnd - txtarea.selectionStart > 0))

	{

		mozWrap(txtarea, debut, fin);

		return;

	}

}

function barre_demande(debut,milieu,fin,affich,champ) {

	var inserer = prompt(affich);

	if (inserer != null) {

		if (inserer == "") {inserer = "xxx"; }

		barre_raccourci(debut, milieu+inserer+fin, champ);

	}

}

function barre_inserer(text,champ) {

	var txtarea = champ;

	if (txtarea.createTextRange && txtarea.caretPos) {

		var caretPos = txtarea.caretPos;

		caretPos.text = caretPos.text.charAt(caretPos.text.length - 1) == ' ' ? caretPos.text + text + ' ' : caretPos.text + text;

		txtarea.focus();

	} else {

		//txtarea.value  += text;

		//txtarea.focus();

		mozWrap(txtarea, '', text);

		return;

	}

}

// D'apres Nicolas Hoizey

function barre_tableau(toolbarfield)

{

	var txtarea = toolbarfield;

	txtarea.focus();

	var cols = prompt("Nombre de colonnes du tableau :", "");

	var rows = prompt("Nombre de lignes du tableau :", "");

	if (cols != null && rows != null) {

		var tbl = '';

		var ligne = '|';

		var entete = '|';

		for(i = 0; i < cols; i++) {

			ligne = ligne + ' valeur |';

			entete = entete + ' {{entete}} |';

		}

		for (i = 0; i < rows; i++) {

			tbl = tbl + ligne + '\n';

		}

		if (confirm('Voulez vous ajouter une ligne d\'en-tête ?')) {

			tbl = entete + '\n' + tbl;

		}

		if ((clientVer >= 4) && is_ie && is_win) {

			var str = document.selection.createRange().text;

			var sel = document.selection.createRange();

			sel.text = str + '\n\n' + tbl + '\n\n';

		} else {

			mozWrap(txtarea, '', "\n\n" + tbl + "\n\n");

		}

	}

	return;

}

// Shows the help messages in the helpline window

function helpline(help, champ) {

	champ.value = help;

}

function setCaretToEnd (input) {

  setSelectionRange(input, input.value.length, input.value.length);

}

function setSelectionRange(input, selectionStart, selectionEnd) {

  if (input.setSelectionRange) {

    input.focus();

    input.setSelectionRange(selectionStart, selectionEnd);

  }

  else if (input.createTextRange) {

    var range = input.createTextRange();

    range.collapse(true);

    range.moveEnd('character', selectionEnd);

    range.moveStart('character', selectionStart);

    range.select();

  }

}

// From http://www.massless.org/mozedit/

function mozWrap(txtarea, open, close)

{

	var selLength = txtarea.textLength;

	var selStart = txtarea.selectionStart;

	var selEnd = txtarea.selectionEnd;

	if (selEnd == 1 || selEnd == 2)

		selEnd = selLength;

	var selTop = txtarea.scrollTop;

	// Raccourcir la selection par double-clic si dernier caractere est espace

	if (selEnd - selStart > 0 && (txtarea.value).substring(selEnd-1,selEnd) == ' ') selEnd = selEnd-1;

	var s1 = (txtarea.value).substring(0,selStart);

	var s2 = (txtarea.value).substring(selStart, selEnd)

	var s3 = (txtarea.value).substring(selEnd, selLength);

	// Eviter melange bold-italic-intertitre

	if ((txtarea.value).substring(selEnd,selEnd+1) == '}' && close.substring(0,1) == "}") close = close + " ";

	if ((txtarea.value).substring(selEnd-1,selEnd) == '}' && close.substring(0,1) == "}") close = " " + close;

	if ((txtarea.value).substring(selStart-1,selStart) == '{' && open.substring(0,1) == "{") open = " " + open;

	if ((txtarea.value).substring(selStart,selStart+1) == '{' && open.substring(0,1) == "{") open = open + " ";

	txtarea.value = s1 + open + s2 + close + s3;

	selDeb = selStart + open.length;

	selFin = selEnd + close.length;

	window.setSelectionRange(txtarea, selDeb, selFin);

	txtarea.scrollTop = selTop;

	txtarea.focus();

	return;

}

// Insert at Claret position. Code from

// http://www.faqts.com/knowledge_base/view.phtml/aid/1052/fid/130

     function storeCaret (textEl) {

       if (textEl.createTextRange)

         textEl.caretPos = document.selection.createRange().duplicate();

     }