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123 lines
4.5 KiB
123 lines
4.5 KiB
using System; |
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using System.ComponentModel; |
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using System.Linq; |
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using System.Reflection; |
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using UnityEditor.ShortcutManagement; |
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using UnityEngine; |
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namespace UnityEditor.Timeline.Actions |
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{ |
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/// interface indicating an Action class |
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interface IAction { } |
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/// extension methods for IActions |
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static class ActionExtensions |
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{ |
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const string kActionPostFix = "Action"; |
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public static string GetUndoName(this IAction action) |
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{ |
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if (action == null) |
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throw new ArgumentNullException(nameof(action)); |
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var attr = action.GetType().GetCustomAttribute<ApplyDefaultUndoAttribute>(false); |
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if (attr != null && !string.IsNullOrWhiteSpace(attr.UndoTitle)) |
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return attr.UndoTitle; |
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return action.GetDisplayName(); |
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} |
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public static string GetMenuEntryName(this IAction action) |
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{ |
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var menuAction = action as IMenuName; |
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if (menuAction != null && !string.IsNullOrWhiteSpace(menuAction.menuName)) |
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return menuAction.menuName; |
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var attr = action.GetType().GetCustomAttribute<MenuEntryAttribute>(false); |
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if (attr != null && !string.IsNullOrWhiteSpace(attr.name)) |
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return attr.name; |
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return action.GetDisplayName(); |
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} |
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public static string GetDisplayName(this IAction action) |
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{ |
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if (action == null) |
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throw new ArgumentNullException(nameof(action)); |
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var attr = action.GetType().GetCustomAttribute<DisplayNameAttribute>(false); |
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if (attr != null && !string.IsNullOrEmpty(attr.DisplayName)) |
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return attr.DisplayName; |
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var name = action.GetType().Name; |
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if (name.EndsWith(kActionPostFix)) |
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return ObjectNames.NicifyVariableName(name.Substring(0, name.Length - kActionPostFix.Length)); |
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return ObjectNames.NicifyVariableName(name); |
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} |
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public static bool HasAutoUndo(this IAction action) |
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{ |
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return action != null && ActionManager.ActionsWithAutoUndo.Contains(action.GetType()); |
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} |
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public static bool IsChecked(this IAction action) |
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{ |
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return (action is IMenuChecked menuAction) && menuAction.isChecked; |
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} |
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public static bool IsActionActiveInMode(this IAction action, TimelineModes mode) |
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{ |
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var attr = action.GetType().GetCustomAttribute<ActiveInModeAttribute>(true); |
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return attr != null && (attr.modes & mode) != 0; |
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} |
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public static string GetShortcut(this IAction action) |
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{ |
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if (action == null) |
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throw new ArgumentNullException(nameof(action)); |
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var shortcutAttribute = GetShortcutAttributeForAction(action); |
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var shortCut = shortcutAttribute == null ? string.Empty : shortcutAttribute.GetMenuShortcut(); |
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if (string.IsNullOrWhiteSpace(shortCut)) |
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{ |
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//Check if there is a static method with attribute |
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var customShortcutMethod = action.GetType().GetMethods().FirstOrDefault(m => m.GetCustomAttribute<TimelineShortcutAttribute>(true) != null); |
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if (customShortcutMethod != null) |
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{ |
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var shortcutId = customShortcutMethod.GetCustomAttribute<TimelineShortcutAttribute>(true).identifier; |
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var shortcut = ShortcutIntegration.instance.directory.FindShortcutEntry(shortcutId); |
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if (shortcut != null && shortcut.combinations.Any()) |
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shortCut = KeyCombination.SequenceToMenuString(shortcut.combinations); |
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} |
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} |
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return shortCut; |
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} |
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static ShortcutAttribute GetShortcutAttributeForAction(this IAction action) |
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{ |
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if (action == null) |
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throw new ArgumentNullException(nameof(action)); |
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var shortcutAttributes = action.GetType() |
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.GetCustomAttributes(typeof(ShortcutAttribute), true) |
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.Cast<ShortcutAttribute>(); |
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foreach (var shortcutAttribute in shortcutAttributes) |
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{ |
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if (shortcutAttribute is ShortcutPlatformOverrideAttribute shortcutOverride) |
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{ |
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if (shortcutOverride.MatchesCurrentPlatform()) |
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return shortcutOverride; |
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} |
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else |
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{ |
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return shortcutAttribute; |
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} |
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} |
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return null; |
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} |
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} |
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}
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