1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 | // // Kerbal Engineer Redux // // Copyright (C) 2015 CYBUTEK // // This program is free software: you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // This program is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with this program. If not, see <http://www.gnu.org/licenses/>. // namespace KerbalEngineer.UIControls { using System; using UnityEngine; public class SelectKeyBindPopup : MonoBehaviour { private readonly Array availableBindings = Enum.GetValues(typeof(KeyCode)); private bool isCentred; private Rect position = new Rect(0.0f, 0.0f, 250.0f, 0.0f); /// <summary> /// Gets whether a key bind popup is already open. /// </summary> public static bool IsOpen { get; private set; } /// <summary> /// Gets the delegate to be invoked when accepted button is clicked. /// </summary> public Action<KeyCode> AcceptClicked { get; private set; } /// <summary> /// Gets the name of the binding to change. /// </summary> public string Name { get; private set; } /// <summary> /// Gets the selected binding. /// </summary> public KeyCode Binding { get; private set; } /// <summary> /// Shows a key bind popup allowing the user to select a key for binding. /// </summary> public static void Show(string name, KeyCode currentBinding, Action<KeyCode> acceptClicked) { if (IsOpen) { return; } SelectKeyBindPopup selectKeyBindPopup = new GameObject("SelectKeyBind").AddComponent<SelectKeyBindPopup>(); selectKeyBindPopup.Name = name; selectKeyBindPopup.Binding = currentBinding; selectKeyBindPopup.AcceptClicked = acceptClicked; } /// <summary> /// Handles the accept button click event. /// </summary> public void OnAccept() { if (AcceptClicked != null) { AcceptClicked.Invoke(Binding); } Destroy(gameObject); } /// <summary> /// Handles the cancel button click event. /// </summary> public void OnCancel() { Destroy(gameObject); } /// <summary> /// Called by unity when the component is created. /// </summary> protected virtual void Awake() { if (IsOpen) { OnCancel(); } else { IsOpen = true; } } /// <summary> /// Called by unity when the component is destroyed. /// </summary> protected virtual void OnDestroy() { IsOpen = false; } /// <summary> /// Called by unity each frame to render the GUI. /// </summary> protected virtual void OnGUI() { position = GUILayout.Window(GetInstanceID(), position, RenderWindow, "Select Key Bind", HighLogic.Skin.window); CentreWindow(); } /// <summary> /// Called by unity every frame. /// </summary> protected virtual void Update() { CentreWindow(); UpdateBinding(); } /// <summary> /// Centres the window on the screen. /// </summary> private void CentreWindow() { if (isCentred == false && position.width > 0.0f && position.height > 0.0f) { isCentred = true; position.center = new Vector2(Screen.width * 0.5f, Screen.height * 0.5f); } } /// <summary> /// Renders the window content. /// </summary> private void RenderWindow(int id) { // Binding labels. GUILayout.BeginVertical(HighLogic.Skin.textArea); GUILayout.Label("Key Bind: " + Name); GUILayout.Label("Selected: " + Binding); GUILayout.EndVertical(); // Window buttons. GUILayout.BeginHorizontal(); if (GUILayout.Button("Cancel", HighLogic.Skin.button)) { OnCancel(); } if (GUILayout.Button("Accept", HighLogic.Skin.button)) { OnAccept(); } GUILayout.EndHorizontal(); // Make the window to be draggable. GUI.DragWindow(); } /// <summary> /// Updates the binding selected by the user. /// </summary> private void UpdateBinding() { for (int i = 0; i < availableBindings.Length; ++i) { KeyCode keyCode = (KeyCode)availableBindings.GetValue(i); if (keyCode == KeyCode.Mouse0) { continue; } if (Input.GetKeyDown(keyCode)) { Binding = keyCode; } } } } } |