--- /dev/null
+/*\r
+GNU Lesser General Public License\r
+\r
+HTMLUtilities - Special Utility Functions For Ekit\r
+Copyright (C) 2003 Rafael Cieplinski, modified by Howard Kistler\r
+\r
+This library is free software; you can redistribute it and/or\r
+modify it under the terms of the GNU Lesser General Public\r
+License as published by the Free Software Foundation; either\r
+version 2.1 of the License, or (at your option) any later version.\r
+\r
+This library is distributed in the hope that it will be useful,\r
+but WITHOUT ANY WARRANTY; without even the implied warranty of\r
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU\r
+Lesser General Public License for more details.\r
+\r
+You should have received a copy of the GNU Lesser General Public\r
+License along with this library; if not, write to the Free Software\r
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA\r
+*/\r
+\r
+package com.hexidec.ekit.component;\r
+\r
+import java.io.*;\r
+import java.lang.reflect.*;\r
+import java.util.*;\r
+import javax.swing.*;\r
+import javax.swing.text.*;\r
+import javax.swing.text.html.*;\r
+\r
+import com.hexidec.ekit.EkitCore;\r
+import com.hexidec.ekit.component.*;\r
+\r
+public class HTMLUtilities\r
+{\r
+ EkitCore parent;\r
+ Hashtable tags = new Hashtable();\r
+\r
+ public HTMLUtilities(EkitCore newParent)\r
+ {\r
+ parent = newParent;\r
+ HTML.Tag[] tagList = HTML.getAllTags();\r
+ for(int i = 0; i < tagList.length; i++)\r
+ {\r
+ tags.put(tagList[i].toString(), tagList[i]);\r
+ }\r
+/*\r
+ HTML.Tag classTag = new HTML.Tag();\r
+ Field[] fields = classTag.getClass().getDeclaredFields();\r
+ for(int i = 0; i < fields.length; i++)\r
+ {\r
+ try\r
+ {\r
+ System.out.println("Adding " + (String)fields[i].get(null).toString() + " => " + (HTML.Tag)fields[i].get(null));\r
+ tags.put((String)fields[i].get(null).toString(), (HTML.Tag)fields[i].get(null));\r
+ }\r
+ catch (IllegalAccessException iae)\r
+ {\r
+ }\r
+ }\r
+*/\r
+ }\r
+\r
+ /** Diese Methode fügt durch String-Manipulation in jtpSource\r
+ * ein neues Listenelement hinzu, content ist dabei der Text der in dem neuen\r
+ * Element stehen soll\r
+ */\r
+ public void insertListElement(String content)\r
+ {\r
+ int pos = parent.getCaretPosition();\r
+ String source = parent.getSourcePane().getText();\r
+ boolean hit = false;\r
+ String idString;\r
+ int counter = 0;\r
+ do\r
+ {\r
+ hit = false;\r
+ idString = "diesisteineidzumsuchenimsource" + counter;\r
+ if(source.indexOf(idString) > -1)\r
+ {\r
+ counter++;\r
+ hit = true;\r
+ if(counter > 10000)\r
+ {\r
+ return;\r
+ }\r
+ }\r
+ } while(hit);\r
+ Element element = getListItemParent();\r
+ if(element == null)\r
+ {\r
+ return;\r
+ }\r
+ SimpleAttributeSet sa = new SimpleAttributeSet(element.getAttributes());\r
+ sa.addAttribute("id", idString);\r
+ parent.getExtendedHtmlDoc().replaceAttributes(element, sa, HTML.Tag.LI);\r
+ parent.refreshOnUpdate();\r
+ source = parent.getSourcePane().getText();\r
+ StringBuffer newHtmlString = new StringBuffer();\r
+ int[] positions = getPositions(element, source, true, idString);\r
+ newHtmlString.append(source.substring(0, positions[3]));\r
+ newHtmlString.append("<li>");\r
+ newHtmlString.append(content);\r
+ newHtmlString.append("</li>");\r
+ newHtmlString.append(source.substring(positions[3] + 1, source.length()));\r
+ parent.getTextPane().setText(newHtmlString.toString());\r
+ parent.refreshOnUpdate();\r
+ parent.setCaretPosition(pos - 1);\r
+ element = getListItemParent();\r
+ sa = new SimpleAttributeSet(element.getAttributes());\r
+ sa = removeAttributeByKey(sa, "id");\r
+ parent.getExtendedHtmlDoc().replaceAttributes(element, sa, HTML.Tag.LI);\r
+ }\r
+\r
+ /** Diese Methode löscht durch Stringmanipulation in jtpSource das übergebene Element,\r
+ * Alternative für removeElement in ExtendedHTMLDocument, mit closingTag wird angegeben\r
+ * ob es ein schließenden Tag gibt\r
+ */\r
+ public void removeTag(Element element, boolean closingTag)\r
+ {\r
+ if(element == null)\r
+ {\r
+ return;\r
+ }\r
+ int pos = parent.getCaretPosition();\r
+ HTML.Tag tag = getHTMLTag(element);\r
+ // Versieht den Tag mit einer einmaligen ID\r
+ String source = parent.getSourcePane().getText();\r
+ boolean hit = false;\r
+ String idString;\r
+ int counter = 0;\r
+ do\r
+ {\r
+ hit = false;\r
+ idString = "diesisteineidzumsuchenimsource" + counter;\r
+ if(source.indexOf(idString) > -1)\r
+ {\r
+ counter++;\r
+ hit = true;\r
+ if(counter > 10000)\r
+ {\r
+ return;\r
+ }\r
+ }\r
+ } while(hit);\r
+ SimpleAttributeSet sa = new SimpleAttributeSet(element.getAttributes());\r
+ sa.addAttribute("id", idString);\r
+ parent.getExtendedHtmlDoc().replaceAttributes(element, sa, tag);\r
+ parent.refreshOnUpdate();\r
+ source = parent.getSourcePane().getText();\r
+ StringBuffer newHtmlString = new StringBuffer();\r
+ int[] position = getPositions(element, source, closingTag, idString);\r
+ if(position == null)\r
+ {\r
+ return;\r
+ }\r
+ for(int i = 0; i < position.length; i++)\r
+ {\r
+ if(position[i] < 0)\r
+ {\r
+ return;\r
+ }\r
+ }\r
+ int beginStartTag = position[0];\r
+ int endStartTag = position[1];\r
+ if(closingTag)\r
+ {\r
+ int beginEndTag = position[2];\r
+ int endEndTag = position[3];\r
+ newHtmlString.append(source.substring(0, beginStartTag));\r
+ newHtmlString.append(source.substring(endStartTag, beginEndTag));\r
+ newHtmlString.append(source.substring(endEndTag, source.length()));\r
+ }\r
+ else\r
+ {\r
+ newHtmlString.append(source.substring(0, beginStartTag));\r
+ newHtmlString.append(source.substring(endStartTag, source.length()));\r
+ }\r
+ parent.getTextPane().setText(newHtmlString.toString());\r
+ parent.refreshOnUpdate();\r
+ }\r
+\r
+ /** Diese Methode gibt jeweils den Start- und Endoffset des Elements\r
+ * sowie dem entsprechenden schließenden Tag zurück\r
+ */\r
+ private int[] getPositions(Element element, String source, boolean closingTag, String idString)\r
+ {\r
+ HTML.Tag tag = getHTMLTag(element);\r
+ int[] position = new int[4];\r
+ for(int i = 0; i < position.length; i++)\r
+ {\r
+ position[i] = -1;\r
+ }\r
+ String searchString = "<" + tag.toString();\r
+ int caret = -1; // aktuelle Position im sourceString\r
+ if((caret = source.indexOf(idString)) != -1)\r
+ {\r
+ position[0] = source.lastIndexOf("<",caret);\r
+ position[1] = source.indexOf(">",caret)+1;\r
+ }\r
+ if(closingTag)\r
+ {\r
+ String searchEndTagString = "</" + tag.toString() + ">";\r
+ int hitUp = 0;\r
+ int beginEndTag = -1;\r
+ int endEndTag = -1;\r
+ caret = position[1];\r
+ boolean end = false;\r
+ // Position des 1. Treffer auf den End-Tag wird bestimmt\r
+ beginEndTag = source.indexOf(searchEndTagString, caret);\r
+ endEndTag = beginEndTag + searchEndTagString.length();\r
+ // Schleife läuft solange, bis keine neuen StartTags mehr gefunden werden\r
+ int interncaret = position[1];\r
+ do\r
+ {\r
+ int temphitpoint = -1;\r
+ boolean flaghitup = false;\r
+ // Schleife sucht zwischen dem Start- und End-Tag nach neuen Start-Tags\r
+ hitUp = 0;\r
+ do\r
+ {\r
+ flaghitup = false;\r
+ temphitpoint = source.indexOf(searchString, interncaret);\r
+ if(temphitpoint > 0 && temphitpoint < beginEndTag)\r
+ {\r
+ hitUp++;\r
+ flaghitup = true;\r
+ interncaret = temphitpoint + searchString.length();\r
+ }\r
+ } while(flaghitup);\r
+ // hitUp enthält die Anzahl der neuen Start-Tags\r
+ if(hitUp == 0)\r
+ {\r
+ end = true;\r
+ }\r
+ else\r
+ {\r
+ for(int i = 1; i <= hitUp; i++)\r
+ {\r
+ caret = endEndTag;\r
+ beginEndTag = source.indexOf(searchEndTagString, caret);\r
+ endEndTag = beginEndTag + searchEndTagString.length();\r
+ }\r
+ end = false;\r
+ }\r
+ } while(!end);\r
+ if(beginEndTag < 0 | endEndTag < 0)\r
+ {\r
+ return null;\r
+ }\r
+ position[2] = beginEndTag;\r
+ position[3] = endEndTag;\r
+ }\r
+ return position;\r
+ }\r
+\r
+ /* Diese Methode prüft ob der übergebene Tag sich in der Hierachie nach oben befindet */\r
+ public boolean checkParentsTag(HTML.Tag tag)\r
+ {\r
+ Element e = parent.getExtendedHtmlDoc().getParagraphElement(parent.getCaretPosition());\r
+ String tagString = tag.toString();\r
+ if(e.getName().equalsIgnoreCase(tag.toString()))\r
+ {\r
+ return true;\r
+ }\r
+ do\r
+ {\r
+ if((e = e.getParentElement()).getName().equalsIgnoreCase(tagString))\r
+ {\r
+ return true;\r
+ }\r
+ } while(!(e.getName().equalsIgnoreCase("html")));\r
+ return false;\r
+ }\r
+\r
+ /* Diese Methoden geben das erste gefundende dem übergebenen tags entsprechende Element zurück */\r
+ public Element getListItemParent()\r
+ {\r
+ String listItemTag = HTML.Tag.LI.toString();\r
+ Element eleSearch = parent.getExtendedHtmlDoc().getCharacterElement(parent.getCaretPosition());\r
+ do\r
+ {\r
+ if(listItemTag.equals(eleSearch.getName()))\r
+ {\r
+ return eleSearch;\r
+ }\r
+ eleSearch = eleSearch.getParentElement();\r
+ } while(eleSearch.getName() != HTML.Tag.HTML.toString());\r
+ return null;\r
+ }\r
+\r
+ /* Diese Methoden entfernen Attribute aus dem SimpleAttributeSet, gemäß den übergebenen Werten, und\r
+ geben das Ergebnis als SimpleAttributeSet zurück*/\r
+ public SimpleAttributeSet removeAttributeByKey(SimpleAttributeSet sourceAS, String removeKey)\r
+ {\r
+ SimpleAttributeSet temp = new SimpleAttributeSet();\r
+ temp.addAttribute(removeKey, "NULL");\r
+ return removeAttribute(sourceAS, temp);\r
+ }\r
+\r
+ public SimpleAttributeSet removeAttribute(SimpleAttributeSet sourceAS, SimpleAttributeSet removeAS)\r
+ {\r
+ try\r
+ {\r
+ String[] sourceKeys = new String[sourceAS.getAttributeCount()];\r
+ String[] sourceValues = new String[sourceAS.getAttributeCount()];\r
+ Enumeration sourceEn = sourceAS.getAttributeNames();\r
+ int i = 0;\r
+ while(sourceEn.hasMoreElements())\r
+ {\r
+ Object temp = new Object();\r
+ temp = sourceEn.nextElement();\r
+ sourceKeys[i] = (String) temp.toString();\r
+ sourceValues[i] = new String();\r
+ sourceValues[i] = (String) sourceAS.getAttribute(temp).toString();\r
+ i++;\r
+ }\r
+ String[] removeKeys = new String[removeAS.getAttributeCount()];\r
+ String[] removeValues = new String[removeAS.getAttributeCount()];\r
+ Enumeration removeEn = removeAS.getAttributeNames();\r
+ int j = 0;\r
+ while(removeEn.hasMoreElements())\r
+ {\r
+ removeKeys[j] = (String) removeEn.nextElement().toString();\r
+ removeValues[j] = (String) removeAS.getAttribute(removeKeys[j]).toString();\r
+ j++;\r
+ }\r
+ SimpleAttributeSet result = new SimpleAttributeSet();\r
+ boolean hit = false;\r
+ for(int countSource = 0; countSource < sourceKeys.length; countSource++)\r
+ {\r
+ hit = false;\r
+ if(sourceKeys[countSource] == "name" | sourceKeys[countSource] == "resolver")\r
+ {\r
+ hit = true;\r
+ }\r
+ else\r
+ {\r
+ for(int countRemove = 0; countRemove < removeKeys.length; countRemove++)\r
+ {\r
+ if(removeKeys[countRemove] != "NULL")\r
+ {\r
+ if(sourceKeys[countSource].toString() == removeKeys[countRemove].toString())\r
+ {\r
+ if(removeValues[countRemove] != "NULL")\r
+ {\r
+ if(sourceValues[countSource].toString() == removeValues[countRemove].toString())\r
+ {\r
+ hit = true;\r
+ }\r
+ }\r
+ else if(removeValues[countRemove] == "NULL")\r
+ {\r
+ hit = true;\r
+ }\r
+ }\r
+ }\r
+ else if(removeKeys[countRemove] == "NULL")\r
+ {\r
+ if(sourceValues[countSource].toString() == removeValues[countRemove].toString())\r
+ {\r
+ hit = true;\r
+ }\r
+ }\r
+ }\r
+ }\r
+ if(!hit)\r
+ {\r
+ result.addAttribute(sourceKeys[countSource].toString(), sourceValues[countSource].toString());\r
+ }\r
+ }\r
+ return result;\r
+ }\r
+ catch (ClassCastException cce)\r
+ {\r
+ return null;\r
+ }\r
+ }\r
+\r
+ /* liefert den entsprechenden HTML.Tag zum Element zurück */\r
+ public HTML.Tag getHTMLTag(Element e)\r
+ {\r
+ if(tags.containsKey(e.getName()))\r
+ {\r
+ return (HTML.Tag)tags.get(e.getName());\r
+ }\r
+ else\r
+ {\r
+ return null;\r
+ }\r
+ }\r
+\r
+ public String[] getUniString(int strings)\r
+ {\r
+ parent.refreshOnUpdate();\r
+ String[] result = new String[strings];\r
+ String source = parent.getSourcePane().getText();\r
+ for(int i=0; i<strings; i++)\r
+ {\r
+ int start = -1, end = -1;\r
+ boolean hit = false;\r
+ String idString;\r
+ int counter = 0;\r
+ do\r
+ {\r
+ hit = false;\r
+ idString = "diesisteineidzumsuchen" + counter + "#" + i;\r
+ if(source.indexOf(idString) > -1)\r
+ {\r
+ counter++;\r
+ hit = true;\r
+ if(counter > 10000)\r
+ {\r
+ return null;\r
+ }\r
+ }\r
+ } while(hit);\r
+ result[i] = idString;\r
+ }\r
+ return result;\r
+ }\r
+\r
+ public void delete()\r
+ throws BadLocationException,IOException\r
+ {\r
+ JTextPane jtpMain = parent.getTextPane();\r
+ JTextPane jtpSource = parent.getSourcePane();\r
+ ExtendedHTMLDocument htmlDoc = parent.getExtendedHtmlDoc();\r
+ int selStart = jtpMain.getSelectionStart();\r
+ int selEnd = jtpMain.getSelectionEnd();\r
+ String[] posStrings = getUniString(2);\r
+ if(posStrings == null)\r
+ {\r
+ return;\r
+ }\r
+ htmlDoc.insertString(selStart,posStrings[0],null);\r
+ htmlDoc.insertString(selEnd+posStrings[0].length(),posStrings[1],null);\r
+ parent.refreshOnUpdate();\r
+ int start = jtpSource.getText().indexOf(posStrings[0]);\r
+ int end = jtpSource.getText().indexOf(posStrings[1]);\r
+ if(start == -1 || end == -1)\r
+ {\r
+ return;\r
+ }\r
+ String htmlString = new String();\r
+ htmlString += jtpSource.getText().substring(0,start);\r
+ htmlString += jtpSource.getText().substring(start + posStrings[0].length(), end);\r
+ htmlString += jtpSource.getText().substring(end + posStrings[1].length(), jtpSource.getText().length());\r
+ String source = htmlString;\r
+ end = end - posStrings[0].length();\r
+ htmlString = new String();\r
+ htmlString += source.substring(0,start);\r
+ htmlString += getAllTableTags(source.substring(start, end));\r
+ htmlString += source.substring(end, source.length());\r
+ parent.getTextPane().setText(htmlString);\r
+ parent.refreshOnUpdate();\r
+ }\r
+\r
+ private String getAllTableTags(String source)\r
+ throws BadLocationException,IOException\r
+ {\r
+ StringBuffer result = new StringBuffer();\r
+ int caret = -1;\r
+ do\r
+ {\r
+ caret++;\r
+ int[] tableCarets = new int[6];\r
+ tableCarets[0] = source.indexOf("<table",caret);\r
+ tableCarets[1] = source.indexOf("<tr",caret);\r
+ tableCarets[2] = source.indexOf("<td",caret);\r
+ tableCarets[3] = source.indexOf("</table",caret);\r
+ tableCarets[4] = source.indexOf("</tr",caret);\r
+ tableCarets[5] = source.indexOf("</td",caret);\r
+ java.util.Arrays.sort(tableCarets);\r
+ caret = -1;\r
+ for(int i=0; i<tableCarets.length; i++)\r
+ {\r
+ if(tableCarets[i] >= 0)\r
+ {\r
+ caret = tableCarets[i];\r
+ break;\r
+ }\r
+ }\r
+ if(caret != -1)\r
+ {\r
+ result.append(source.substring(caret,source.indexOf(">",caret)+1));\r
+ }\r
+ } while(caret != -1);\r
+ return result.toString();\r
+ }\r
+\r
+}
\ No newline at end of file
projects / old-projects.git / blobdiff