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Christian Loock
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Part 3 of Dialog System Tutorial
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‎Assets/Tutorials/DialogSystem/Prefabs.meta‎

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‎Assets/Tutorials/DialogSystem/Prefabs/OptionButton.prefab‎

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‎Assets/Tutorials/DialogSystem/Prefabs/OptionButton.prefab.meta‎

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‎Assets/Tutorials/DialogSystem/Scripts/DialogSegment.cs‎

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using System;
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using System;
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using System.Collections.Generic;
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namespace Tutorials.DialogSystem.Scripts
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{
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[Serializable]
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public class DialogSegment
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{
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public DialogSegment()
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{
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Answers = new List<string>();
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SegmentAfterAnswer = new List<int>();
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}
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public string DialogText;
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public string Answer1;
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public string Answer2;
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public string Answer3;
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public string Answer4;
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public int SegmentAfterAnswer1 = -1;
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public int SegmentAfterAnswer2 = -1;
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public int SegmentAfterAnswer3 = -1;
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public int SegmentAfterAnswer4 = -1;
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public List<string> Answers;
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public List<int> SegmentAfterAnswer;
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}
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}

‎Assets/Tutorials/DialogSystem/Scripts/DialogWindow.cs‎

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using TMPro;
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using System.Collections.Generic;
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using TMPro;
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using UnityEngine;
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using UnityEngine.UI;
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{
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public TMP_Text dialogText;
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public Button Option1Button;
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public Button Option2Button;
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public Button Option3Button;
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public Button Option4Button;
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public List<Button> OptionButtons;
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public Dialog activeDialog;
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public GameObject buttonPrefab;
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public Transform buttonParent;
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private int segmentIndex = 0;
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void Start()
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{
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UpdateDialog(activeDialog.segments[segmentIndex]);
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UpdateDialog(activeDialog.segments[segmentIndex]);
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}
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public void AnswerClicked(int answerIndex)
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{
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switch (answerIndex)
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{
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case 0:
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segmentIndex = activeDialog.segments[segmentIndex].SegmentAfterAnswer1;
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break;
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case 1:
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segmentIndex = activeDialog.segments[segmentIndex].SegmentAfterAnswer2;
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break;
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case 2:
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segmentIndex = activeDialog.segments[segmentIndex].SegmentAfterAnswer3;
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break;
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case 3:
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segmentIndex = activeDialog.segments[segmentIndex].SegmentAfterAnswer4;
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break;
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}
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segmentIndex = activeDialog.segments[segmentIndex].SegmentAfterAnswer[answerIndex];
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if (segmentIndex < 0)
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{
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gameObject.SetActive(false);
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UpdateDialog(activeDialog.segments[segmentIndex]);
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}
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}
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private void UpdateDialog(DialogSegment newSegment)
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{
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dialogText.text = newSegment.DialogText;
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Option1Button.GetComponentInChildren<Text>().text = newSegment.Answer1;
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Option2Button.GetComponentInChildren<Text>().text = newSegment.Answer2;
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Option3Button.GetComponentInChildren<Text>().text = newSegment.Answer3;
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Option4Button.GetComponentInChildren<Text>().text = newSegment.Answer4;
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int answerIndex = 0;
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foreach (Transform child in buttonParent) {
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Destroy(child.gameObject);
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}
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foreach (var answer in newSegment.Answers)
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{
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var btn = Instantiate(buttonPrefab, buttonParent);
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btn.GetComponentInChildren<Text>().text = answer;
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var index = answerIndex;
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btn.GetComponentInChildren<Button>().onClick.AddListener((() =>
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{
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AnswerClicked(index);
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}));
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answerIndex++;
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}
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}
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}
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}

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