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- /*
- * The contents of this file are subject to the Netscape Public
- * License Version 1.1 (the "License"); you may not use this file
- * except in compliance with the License. You may obtain a copy of
- * the License at http://www.mozilla.org/NPL/
- *
- * Software distributed under the License is distributed on an "AS
- * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
- * implied. See the License for the specific language governing
- * rights and limitations under the License.
- *
- * The Original Code is Mozilla Communicator client code, released
- * March 31, 1998.
- *
- * The Initial Developer of the Original Code is Netscape
- * Communications Corporation. Portions created by Netscape are
- * Copyright (C) 1998-1999 Netscape Communications Corporation. All
- * Rights Reserved.
- *
- * Contributor(s):
- * Charles Manske (cmanske@netscape.com)
- * Ryan Cassin (rcassin@supernova.org)
- * David Turley (dturley@pobox.com) contributed Roman Numeral conversion code.
- * Neil Rashbrook <neil@parkwaycc.co.uk>
- */
-
- //Cancel() is in EdDialogCommon.js
- var gBulletStyleType = "";
- var gNumberStyleType = "";
- var gListElement;
- var gOriginalListType = "";
- var gListType = "";
- var gMixedListSelection = false;
- var gStyleType = "";
- var gOriginalStyleType = "";
- const gOnesArray = ["", "I", "II", "III", "IV", "V", "VI", "VII", "VIII", "IX"];
- const gTensArray = ["", "X", "XX", "XXX", "XL", "L", "LX", "LXX", "LXXX", "XC"];
- const gHundredsArray = ["", "C", "CC", "CCC", "CD", "D", "DC", "DCC", "DCCC", "CM"];
- const gThousandsArray = ["", "M", "MM", "MMM", "MMMM", "MMMMM", "MMMMMM", "MMMMMMM", "MMMMMMMM", "MMMMMMMMM"];
- const gRomanDigits = {I: 1, V: 5, X: 10, L: 50, C: 100, D: 500, M: 1000};
- const A = "A".charCodeAt(0);
- const gArabic = "1";
- const gUpperRoman = "I";
- const gLowerRoman = "i";
- const gUpperLetters = "A";
- const gLowerLetters = "a";
- const gDecimalCSS = "decimal";
- const gUpperRomanCSS = "upper-roman";
- const gLowerRomanCSS = "lower-roman";
- const gUpperAlphaCSS = "upper-alpha";
- const gLowerAlphaCSS = "lower-alpha";
-
- // dialog initialization code
- function Startup()
- {
- var editor = GetCurrentEditor();
- if (!editor)
- {
- window.close();
- return;
- }
- gDialog.ListTypeList = document.getElementById("ListType");
- gDialog.BulletStyleList = document.getElementById("BulletStyle");
- gDialog.BulletStyleLabel = document.getElementById("BulletStyleLabel");
- gDialog.StartingNumberInput = document.getElementById("StartingNumber");
- gDialog.StartingNumberLabel = document.getElementById("StartingNumberLabel");
- gDialog.AdvancedEditButton = document.getElementById("AdvancedEditButton1");
- gDialog.RadioGroup = document.getElementById("RadioGroup");
- gDialog.ChangeAllRadio = document.getElementById("ChangeAll");
- gDialog.ChangeSelectedRadio = document.getElementById("ChangeSelected");
-
- // Try to get an existing list(s)
- var mixedObj = { value: null };
- try {
- gListType = editor.getListState(mixedObj, {}, {}, {} );
-
- // We may have mixed list and non-list, or > 1 list type in selection
- gMixedListSelection = mixedObj.value;
-
- // Get the list element at the anchor node
- gListElement = editor.getElementOrParentByTagName("list", null);
- } catch (e) {}
-
- // The copy to use in AdvancedEdit
- if (gListElement)
- globalElement = gListElement.cloneNode(false);
-
- // Show extra options for changing entire list if we have one already.
- gDialog.RadioGroup.collapsed = !gListElement;
- if (gListElement)
- {
- // Radio button index is persistant
- if (gDialog.RadioGroup.getAttribute("index") == "1")
- gDialog.RadioGroup.selectedItem = gDialog.ChangeSelectedRadio;
- else
- gDialog.RadioGroup.selectedItem = gDialog.ChangeAllRadio;
- }
-
- InitDialog();
-
- gOriginalListType = gListType;
-
- gDialog.ListTypeList.focus();
-
- SetWindowLocation();
- }
-
- function InitDialog()
- {
- // Note that if mixed, we we pay attention
- // only to the anchor node's list type
- // (i.e., don't confuse user with "mixed" designation)
- if (gListElement)
- gListType = gListElement.nodeName.toLowerCase();
- else
- gListType = "";
-
- gDialog.ListTypeList.value = gListType;
- gDialog.StartingNumberInput.value = "";
-
- // Last param = true means attribute value is case-sensitive
- var type = globalElement ? GetHTMLOrCSSStyleValue(globalElement, "type", "list-style-type") : null;
-
- var index = 0;
- if (gListType == "ul")
- {
- if (type)
- {
- type = type.toLowerCase();
- gBulletStyleType = type;
- gOriginalStyleType = type;
- }
- }
- else if (gListType == "ol")
- {
- // Translate CSS property strings
- switch (type.toLowerCase())
- {
- case gDecimalCSS:
- type = gArabic;
- break;
- case gUpperRomanCSS:
- type = gUpperRoman;
- break;
- case gLowerRomanCSS:
- type = gLowerRoman;
- break;
- case gUpperAlphaCSS:
- type = gUpperLetters;
- break;
- case gLowerAlphaCSS:
- type = gLowerLetters;
- break;
- }
- if (type)
- {
- gNumberStyleType = type;
- gOriginalStyleType = type;
- }
-
- // Convert attribute number to appropriate letter or roman numeral
- gDialog.StartingNumberInput.value =
- ConvertStartAttrToUserString(globalElement.getAttribute("start"), type);
- }
- BuildBulletStyleList();
- }
-
- // Convert attribute number to appropriate letter or roman numeral
- function ConvertStartAttrToUserString(startAttr, type)
- {
- switch (type)
- {
- case gUpperRoman:
- startAttr = ConvertArabicToRoman(startAttr);
- break;
- case gLowerRoman:
- startAttr = ConvertArabicToRoman(startAttr).toLowerCase();
- break;
- case gUpperLetters:
- startAttr = ConvertArabicToLetters(startAttr);
- break;
- case gLowerLetters:
- startAttr = ConvertArabicToLetters(startAttr).toLowerCase();
- break;
- }
- return startAttr;
- }
-
- function BuildBulletStyleList()
- {
- gDialog.BulletStyleList.removeAllItems();
- var label;
-
- if (gListType == "ul")
- {
- gDialog.BulletStyleList.removeAttribute("disabled");
- gDialog.BulletStyleLabel.removeAttribute("disabled");
- gDialog.StartingNumberInput.setAttribute("disabled", "true");
- gDialog.StartingNumberLabel.setAttribute("disabled", "true");
-
- label = GetString("BulletStyle");
-
- gDialog.BulletStyleList.appendItem(GetString("Automatic"), "");
- gDialog.BulletStyleList.appendItem(GetString("SolidCircle"), "disc");
- gDialog.BulletStyleList.appendItem(GetString("OpenCircle"), "circle");
- gDialog.BulletStyleList.appendItem(GetString("SolidSquare"), "square");
-
- gDialog.BulletStyleList.value = gBulletStyleType;
- }
- else if (gListType == "ol")
- {
- gDialog.BulletStyleList.removeAttribute("disabled");
- gDialog.BulletStyleLabel.removeAttribute("disabled");
- gDialog.StartingNumberInput.removeAttribute("disabled");
- gDialog.StartingNumberLabel.removeAttribute("disabled");
- label = GetString("NumberStyle");
-
- gDialog.BulletStyleList.appendItem(GetString("Automatic"), "");
- gDialog.BulletStyleList.appendItem(GetString("Style_1"), gArabic);
- gDialog.BulletStyleList.appendItem(GetString("Style_I"), gUpperRoman);
- gDialog.BulletStyleList.appendItem(GetString("Style_i"), gLowerRoman);
- gDialog.BulletStyleList.appendItem(GetString("Style_A"), gUpperLetters);
- gDialog.BulletStyleList.appendItem(GetString("Style_a"), gLowerLetters);
-
- gDialog.BulletStyleList.value = gNumberStyleType;
- }
- else
- {
- gDialog.BulletStyleList.setAttribute("disabled", "true");
- gDialog.BulletStyleLabel.setAttribute("disabled", "true");
- gDialog.StartingNumberInput.setAttribute("disabled", "true");
- gDialog.StartingNumberLabel.setAttribute("disabled", "true");
- }
-
- // Disable advanced edit button if changing to "normal"
- if (gListType)
- gDialog.AdvancedEditButton.removeAttribute("disabled");
- else
- gDialog.AdvancedEditButton.setAttribute("disabled", "true");
-
- if (label)
- gDialog.BulletStyleLabel.setAttribute("label",label);
- }
-
- function SelectListType()
- {
- // Each list type is stored in the "value" of each menuitem
- var NewType = gDialog.ListTypeList.value;
-
- if (NewType == "ol")
- SetTextboxFocus(gDialog.StartingNumberInput);
-
- if (gListType != NewType)
- {
- gListType = NewType;
-
- // Create a newlist object for Advanced Editing
- try {
- if (gListType)
- globalElement = GetCurrentEditor().createElementWithDefaults(gListType);
- } catch (e) {}
-
- BuildBulletStyleList();
- }
- }
-
- function SelectBulletStyle()
- {
- // Save the selected index so when user changes
- // list style, restore index to associated list
- // Each bullet or number type is stored in the "value" of each menuitem
- if (gListType == "ul")
- gBulletStyleType = gDialog.BulletStyleList.value;
- else if (gListType == "ol")
- {
- var type = gDialog.BulletStyleList.value;
- if (gNumberStyleType != type)
- {
- // Convert existing input value to attr number first,
- // then convert to the appropriate format for the newly-selected
- gDialog.StartingNumberInput.value =
- ConvertStartAttrToUserString( ConvertUserStringToStartAttr(gNumberStyleType), type);
-
- gNumberStyleType = type;
- SetTextboxFocus(gDialog.StartingNumberInput);
- }
- }
- }
-
- function ValidateData()
- {
- gBulletStyleType = gDialog.BulletStyleList.value;
- // globalElement should already be of the correct type
-
- if (globalElement)
- {
- var editor = GetCurrentEditor();
- if (gListType == "ul")
- {
- if (gBulletStyleType && gDialog.ChangeAllRadio.selected)
- globalElement.setAttribute("type", gBulletStyleType);
- else
- try {
- editor.removeAttributeOrEquivalent(globalElement, "type", true);
- } catch (e) {}
-
- }
- else if (gListType == "ol")
- {
- if (gBulletStyleType)
- globalElement.setAttribute("type", gBulletStyleType);
- else
- try {
- editor.removeAttributeOrEquivalent(globalElement, "type", true);
- } catch (e) {}
-
- var startingNumber = ConvertUserStringToStartAttr(gBulletStyleType);
- if (startingNumber)
- globalElement.setAttribute("start", startingNumber);
- else
- globalElement.removeAttribute("start");
- }
- }
- return true;
- }
-
- function ConvertUserStringToStartAttr(type)
- {
- var startingNumber = TrimString(gDialog.StartingNumberInput.value);
-
- switch (type)
- {
- case gUpperRoman:
- case gLowerRoman:
- // If the input isn't an integer, assume it's a roman numeral. Convert it.
- if (!Number(startingNumber))
- startingNumber = ConvertRomanToArabic(startingNumber);
- break;
- case gUpperLetters:
- case gLowerLetters:
- // Get the number equivalent of the letters
- if (!Number(startingNumber))
- startingNumber = ConvertLettersToArabic(startingNumber);
- break;
- }
- return startingNumber;
- }
-
- function ConvertRomanToArabic(num)
- {
- num = num.toUpperCase();
- if (num && !/[^MDCLXVI]/i.test(num))
- {
- var Arabic = 0;
- var last_digit = 1000;
- for (var i=0; i < num.length; i++)
- {
- var digit = gRomanDigits[num.charAt(i)];
- if (last_digit < digit)
- Arabic -= 2 * last_digit;
-
- last_digit = digit;
- Arabic += last_digit;
- }
- return Arabic;
- }
-
- return "";
- }
-
- function ConvertArabicToRoman(num)
- {
- if (/^\d{1,4}$/.test(num))
- {
- var digits = ("000" + num).substr(-4);
- return gThousandsArray[digits.charAt(0)] +
- gHundredsArray[digits.charAt(1)] +
- gTensArray[digits.charAt(2)] +
- gOnesArray[digits.charAt(3)];
- }
- return "";
- }
-
- function ConvertLettersToArabic(letters)
- {
- letters = letters.toUpperCase();
- if (!letters || /[^A-Z]/.test(letters))
- return "";
-
- var num = 0;
- for (var i = 0; i < letters.length; i++)
- num = num * 26 + letters.charCodeAt(i) - A + 1;
- return num;
- }
-
- function ConvertArabicToLetters(num)
- {
- var letters = "";
- while (num) {
- num--;
- letters = String.fromCharCode(A + (num % 26)) + letters;
- num = Math.floor(num / 26);
- }
- return letters;
- }
-
- function onAccept()
- {
- if (ValidateData())
- {
- // Coalesce into one undo transaction
- var editor = GetCurrentEditor();
-
- editor.beginTransaction();
-
- var changeEntireList = gDialog.RadioGroup.selectedItem == gDialog.ChangeAllRadio;
-
- // Remember which radio button was selected
- if (gListElement)
- gDialog.RadioGroup.setAttribute("index", changeEntireList ? "0" : "1");
-
- var changeList;
- if (gListElement && gDialog.ChangeAllRadio.selected)
- {
- changeList = true;
- }
- else
- changeList = gMixedListSelection || gListType != gOriginalListType ||
- gBulletStyleType != gOriginalStyleType;
- if (changeList)
- {
- try {
- if (gListType)
- {
- editor.makeOrChangeList(gListType, changeEntireList,
- (gBulletStyleType != gOriginalStyleType) ? gBulletStyleType : null);
-
- // Get the new list created:
- gListElement = editor.getElementOrParentByTagName(gListType, null);
-
- editor.cloneAttributes(gListElement, globalElement);
- }
- else
- {
- // Remove all existing lists
- if (gListElement && changeEntireList)
- editor.selectElement(gListElement);
-
- editor.removeList("ol");
- editor.removeList("ul");
- editor.removeList("dl");
- }
- } catch (e) {}
- }
-
- editor.endTransaction();
-
- SaveWindowLocation();
-
- return true;
- }
- return false;
- }
-