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WS24_25/WebTech/web-pruefung-projekt/aufgabe5/todo-script.js
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WS24_25/WebTech/web-pruefung-projekt/aufgabe5/todo-script.js
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// Hier den Code ergaenzen
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// (Event-Handling fuer Hinzufuegen-Button, DOM-Manipulation fuer Tabelle)
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var button = document.getElementsByTagName("button")[0];
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button.onclick = function(){
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createCheckbox();
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}
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var tbody = document.getElementsByTagName("tbody")[0];
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var i = 0;
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function createCheckbox(tr) {
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// Hier den Code fuer die Erzeugung der Checkbox ergaenzen
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// Empfohlene Strategie:
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// 1. Erstelle eine Checkbox per DOM-API
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// 2. Fuege einen Event-Handler fuer Klick auf die Checkbox hinzu
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// 3. Falls Checkbox angehakt (checked): Text in Zeile (tr) durchstreichen
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// 4. Sonst: Text in Zeile (tr) normal darstellen
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var inputs = document.getElementsByTagName("input");
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var content =inputs[inputs.length - 1].value;
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var tr = document.createElement("tr");
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var doneTd = document.createElement("td");
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var checkbox = document.createElement("input");
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checkbox.type = "checkbox";
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checkbox.setAttribute("onclick", "toggleBox(" + i++ + ")");
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doneTd.append(checkbox);
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tr.append(doneTd);
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var todoTd = document.createElement("td");
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todoTd.append(document.createTextNode(content));
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todoTd.style.textDecoration = "none";
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tr.append(todoTd);
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tbody.append(tr);
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}
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function toggleBox(num){
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var text = document.getElementsByTagName("td")[num * 2 + 1];
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if(text.style.textDecoration == "none"){
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text.style.textDecoration = "line-through";
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}else{
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text.style.textDecoration = "none";
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}
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}
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