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ShortcutManagerWindowView.cs
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// Unity C# reference source
// Copyright (c) Unity Technologies. For terms of use, see
// https://unity3d.com/legal/licenses/Unity_Reference_Only_License
using System;
using System.Collections;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Text;
using UnityEditor.Experimental;
using UnityEditor.UIElements;
using UnityEngine;
using UnityEngine.Assertions;
using UnityEngine.UIElements;
namespace UnityEditor.ShortcutManagement
{
class ShortcutManagerWindowView : IShortcutManagerWindowView
{
const int k_ListItemHeight = 21;
const int k_PixelsPadding = 78;
VisualElement m_Root;
IShortcutManagerWindowViewController m_ViewController;
IKeyBindingStateProvider m_BindingStateProvider;
TextElement m_ActiveProfileDropdownButton;
Keyboard m_KeyboardElement;
Mouse m_MouseElement;
ListView m_ShortcutsTable;
ToolbarPopupSearchField m_SearchTextField;
bool m_StartedDrag;
bool m_IgnoreContext;
Vector2 m_MouseDownStartPos;
ListView m_CategoryTreeView;
ShortcutPopupSearchField m_KeyBindingSearchField;
ShortcutEntry m_EditingBindings;
VisualElement m_DeviceContainer;
VisualElement m_HeaderAndDeviceContainer;
VisualElement m_SearchFiltersContainer;
VisualElement m_ShortcutsTableSearchFilterContainer;
public VisualElement deviceContainer => m_DeviceContainer;
public ShortcutManagerWindowView(IShortcutManagerWindowViewController viewController, IKeyBindingStateProvider bindingStateProvider)
{
m_ViewController = viewController;
m_BindingStateProvider = bindingStateProvider;
BuildVisualElementHierarchyRoot();
UpdateShortcutTableSearchFilter();
}
public VisualElement GetVisualElementHierarchyRoot()
{
return m_Root;
}
public void RefreshAll()
{
RefreshKeyboard();
RefreshMouse();
RefreshShortcutList();
RefreshProfiles();
}
public void RefreshKeyboard() => m_KeyboardElement.Refresh();
public void RefreshMouse() => m_MouseElement.Refresh();
public void RefreshCategoryList()
{
m_CategoryTreeView.selectedIndex = m_ViewController.selectedCategoryIndex;
m_CategoryTreeView.Rebuild();
}
public void RefreshShortcutList()
{
m_ShortcutsTable.Rebuild();
}
void RefreshListSelection()
{
// When the bindings are updated in the "Binding Conflicts" section reset the selected index
if(m_ViewController.IsCategorySelected(ShortcutManagerWindowViewController.k_CommandsWithConflicts))
m_ShortcutsTable.selectedIndex = -1;
}
public void UpdateSearchFilterOptions()
{
UpdateShortcutTableSearchFilter();
}
public RebindResolution HandleRebindWillCreateConflict(ShortcutEntry entry, IList<KeyCombination> newBinding, IList<ShortcutEntry> conflicts)
{
var title = L10n.Tr("Binding Conflict");
var message = string.Format(L10n.Tr("The key {0} is already assigned to the \"{1}\" shortcut.\nDo you want to reassign this key?"), KeyCombination.SequenceToString(newBinding), conflicts[0].displayName);
var result = EditorUtility.DisplayDialogComplex(title, message, L10n.Tr("Reassign"), L10n.Tr("Cancel"), L10n.Tr("Create Conflict"));
switch (result)
{
case 0:
return RebindResolution.UnassignExistingAndBind;
case 1:
return RebindResolution.DoNotRebind;
case 2:
return RebindResolution.CreateConflict;
default:
throw new Exception("Unrecognized option");
}
}
static void ShowElement(VisualElement el)
{
el.style.display = DisplayStyle.Flex;
}
static void HideElement(VisualElement el)
{
el.style.display = DisplayStyle.None;
}
VisualElement MakeItemForShortcutTable()
{
//TODO: Read from a uxml
var shortcutNameCell = new TextElement();
var shortcutTypeCell = new TextElement();
var contextContainer = new VisualElement();
var contextType = new TextElement();
var tag = new TextElement();
var bindingContainer = new VisualElement();
var shortcutBinding = new TextElement();
var rebindControl = new ShortcutTextField();
var warningIcon = new VisualElement();
shortcutNameCell.AddToClassList("nameColumn");
contextContainer.AddToClassList("contextColumn");
tag.AddToClassList("tag");
contextContainer.Add(contextType);
contextContainer.Add(tag);
bindingContainer.AddToClassList("binding-container");
bindingContainer.Add(shortcutBinding);
bindingContainer.Add(rebindControl);
bindingContainer.Add(warningIcon);
HideElement(rebindControl);
shortcutBinding.style.flexGrow = 1;
rebindControl.input.RegisterCallback<BlurEvent>(OnRebindControlBlurred);
rebindControl.RegisterCallback<DetachFromPanelEvent>(OnRebindControlDetachedFromPanel);
rebindControl.OnCancel += RebindControl_OnCancel;
warningIcon.AddToClassList("warning-icon");
HideElement(warningIcon);
var rowElement = new VisualElement();
rowElement.AddToClassList("shortcut-row");
rowElement.Add(shortcutNameCell);
rowElement.Add(contextContainer);
rowElement.Add(shortcutTypeCell);
rowElement.Add(bindingContainer);
rowElement.RegisterCallback<MouseDownEvent>(OnMouseDownCategoryTable);
rowElement.RegisterCallback<MouseUpEvent>(OnMouseUpCategoryTable);
return rowElement;
}
void RebindControl_OnCancel()
{
EndRebind();
}
void OnRebindControlBlurred(BlurEvent evt)
{
var el = (VisualElement)evt.target;
if (el.style.visibility == Visibility.Visible)
EndRebind();
}
void OnRebindControlDetachedFromPanel(DetachFromPanelEvent evt)
{
EndRebind(false);
}
void BindShortcutEntryItem(VisualElement shortcutElementTemplate, int index)
{
var shortcutEntry = m_ViewController.GetShortcutList()[index];
var nameElement = (TextElement)shortcutElementTemplate[0];
var contextElement = shortcutElementTemplate[1];
var contextType = (TextElement)contextElement.Children().ElementAt(0);
var tag = (TextElement)contextElement.Children().ElementAt(1);
var shortcutTypeElement = (TextElement)shortcutElementTemplate[2];
var bindingContainer = shortcutElementTemplate[3];
var bindingTextElement = bindingContainer.Q<TextElement>();
var bindingField = bindingContainer.Q<ShortcutTextField>();
var warningIcon = shortcutElementTemplate.Q(null, "warning-icon");
nameElement.text = m_ViewController.GetShortcutPathList()[index];
nameElement.tooltip = nameElement.text;
var shortcutTypeElementTooltip = L10n.Tr("An action shortcut triggers once when the binding for the shortcut is activated. " +
"A clutch shortcut triggers twice: once when the binding for the shortcut is pressed and again when the binding is released. " +
"A menu shortcut is associated with a menu item.");
shortcutTypeElement.text = shortcutEntry.type.ToString();
shortcutTypeElement.tooltip = shortcutTypeElementTooltip;
contextType.text = shortcutEntry.context != ContextManager.globalContextType
? ObjectNames.NicifyVariableName(shortcutEntry.context.Name) : string.Empty;
tag.text = shortcutEntry.tag;
contextElement.tooltip = shortcutEntry.context != ContextManager.globalContextType
? shortcutEntry.context.Name : string.Empty;
if (!string.IsNullOrWhiteSpace(tag.text)) contextElement.tooltip += $" ({tag.text})";
bindingTextElement.text = KeyCombination.SequenceToString(shortcutEntry.combinations);
bindingField.SetValueWithoutNotify(shortcutEntry.combinations.ToList());
bindingField.RegisterValueChangedCallback(EditingShortcutEntryBindingChanged);
bindingField.RegisterCallback<WheelEvent>(EditingShortcutEntryBindingChangedToScrollWheel);
var conflict = m_ViewController.IsEntryPartOfConflict(shortcutEntry);
if (conflict)
ShowElement(warningIcon);
else
HideElement(warningIcon);
if (shortcutEntry.overridden)
{
nameElement.AddToClassList("overridden");
bindingTextElement.AddToClassList("overridden");
}
else
{
nameElement.RemoveFromClassList("overridden");
bindingTextElement.RemoveFromClassList("overridden");
}
if (m_EditingBindings == shortcutEntry)
{
HideElement(bindingTextElement);
ShowElement(bindingField);
bindingField.Focus();
}
else
{
ShowElement(bindingTextElement);
HideElement(bindingField);
}
}
void EditingShortcutEntryBindingChanged(ChangeEvent<List<KeyCombination>> evt)
{
if (Event.current != null && Event.current.type == EventType.MouseDown)
{
m_IgnoreContext = Event.current.button == 1;
var combination = KeyCombination.FromInput(Event.current);
if (!evt.newValue.Contains(combination))
evt.newValue.Add(combination);
Event.current.Use();
var e = new Event(Event.current) { type = EventType.MouseUp };
using (var mouseUpEvent = PointerUpEvent.GetPooled(e))
m_Root.HandleEventBubbleUpDisabled(mouseUpEvent);
}
m_ViewController.RequestRebindOfSelectedEntry(evt.newValue);
EndRebind();
}
void EditingShortcutEntryBindingChangedToScrollWheel(WheelEvent evt)
{
m_ViewController.RequestRebindOfSelectedEntry(new List<KeyCombination>() { KeyCombination.FromInput(evt.imguiEvent) });
Event.current?.Use();
evt.StopPropagation();
EndRebind();
}
static VisualElement MakeItemForCategoriesTable()
{
var element = new TextElement();
element.AddToClassList("category-row");
return element;
}
void BindCategoriesTableItem(VisualElement categoryElementTemplate, int index)
{
var elementTemplate = (TextElement)categoryElementTemplate;
elementTemplate.text = m_ViewController.GetCategories()[index];
if (index == m_ViewController.categorySeparatorIndex)
elementTemplate.AddToClassList("first-row-of-section");
}
void CategorySelectionChanged(IEnumerable<object> selection)
{
Assert.AreEqual(1, selection.Count());
m_ShortcutsTable.selectedIndex = -1;
if (!selection.Any())
m_ViewController.SetCategorySelected(null);
else
m_ViewController.SetCategorySelected((string)selection.First());
}
void BuildSearchField(VisualElement root)
{
var searchControlContainer = root.Q("searchControlContainer");
searchControlContainer.style.flexGrow = 1;
searchControlContainer.style.flexDirection = FlexDirection.RowReverse;
m_SearchTextField = new ToolbarPopupSearchField();
m_SearchTextField.style.flexBasis = 150f;
m_SearchTextField.style.flexGrow = 0;
m_SearchTextField.Q("unity-text-input").style.paddingRight = 0;
m_SearchTextField.menu.AppendAction(EditorGUIUtility.TrTextContent("Command").text,
a => SearchOptionSelected(SearchOption.Name),
a => m_ViewController.searchMode == SearchOption.Name ? DropdownMenuAction.Status.Checked : DropdownMenuAction.Status.Normal);
m_SearchTextField.menu.AppendAction(EditorGUIUtility.TrTextContent("Shortcut").text,
a => SearchOptionSelected(SearchOption.Binding),
a => m_ViewController.searchMode == SearchOption.Binding ? DropdownMenuAction.Status.Checked : DropdownMenuAction.Status.Normal);
m_KeyBindingSearchField = new ShortcutPopupSearchField();
m_KeyBindingSearchField.style.flexBasis = 150f;
m_KeyBindingSearchField.style.flexGrow = 0;
m_KeyBindingSearchField.Q("unity-text-input").style.paddingRight = 0;
m_KeyBindingSearchField.menu.AppendAction(EditorGUIUtility.TrTextContent("Command").text,
a => SearchOptionSelected(SearchOption.Name),
a => m_ViewController.searchMode == SearchOption.Name ? DropdownMenuAction.Status.Checked : DropdownMenuAction.Status.Normal);
m_KeyBindingSearchField.menu.AppendAction(EditorGUIUtility.TrTextContent("Shortcut").text,
a => SearchOptionSelected(SearchOption.Binding),
a => m_ViewController.searchMode == SearchOption.Binding ? DropdownMenuAction.Status.Checked : DropdownMenuAction.Status.Normal);
ShowAppropriateSearchField();
m_SearchTextField.value = m_ViewController.GetSearch();
m_SearchTextField.RegisterValueChangedCallback(OnSearchStringChanged);
m_KeyBindingSearchField.value = m_ViewController.GetBindingSearch();
m_KeyBindingSearchField.OnWorkingValueChanged += SearchByBindingsChanged;
searchControlContainer.Add(m_SearchTextField);
searchControlContainer.Add(m_KeyBindingSearchField);
root.Add(searchControlContainer);
}
public void RefreshProfiles()
{
m_ActiveProfileDropdownButton.text = m_ViewController.activeProfile;
}
void BuildProfileManagementRow(VisualElement header)
{
m_ActiveProfileDropdownButton = header.Q<TextElement>("activeProfileDropdownButtonText");
m_ActiveProfileDropdownButton.text = m_ViewController.activeProfile;
m_ActiveProfileDropdownButton.AddToClassList(PopupField<string>.textUssClassName);
// Style active profile dropdown button as a popup field
var activeProfileDropdownButton = header.Q("activeProfileDropdownButton");
activeProfileDropdownButton.AddToClassList(BasePopupField<string, string>.inputUssClassName);
activeProfileDropdownButton.RegisterCallback<MouseDownEvent>(OnProfileContextMenuMouseDown);
var activeProfileDropdownArrow = activeProfileDropdownButton.Q("arrow");
activeProfileDropdownArrow.AddToClassList(BasePopupField<string, string>.arrowUssClassName);
activeProfileDropdownArrow.pickingMode = PickingMode.Ignore;
var import = header.Q<Button>("import");
import.text = L10n.Tr("Import");
import.RegisterCallback<ClickEvent>(OnImportProfileClicked);
var export = header.Q<Button>("export");
export.text = L10n.Tr("Export");
export.RegisterCallback<ClickEvent>(OnExportProfileClicked);
}
void OnCreateProfileClicked()
{
const string initialValueForNewProfile = "New profile";
int uniqueProfileNumber = 1;
var profiles = m_ViewController.GetAvailableProfiles();
string newProfileName = initialValueForNewProfile;
if (profiles.Contains(initialValueForNewProfile))
{
newProfileName = initialValueForNewProfile + string.Format(" ({0})", uniqueProfileNumber);
while (profiles.Contains(newProfileName) && uniqueProfileNumber < 999999)
{
newProfileName = initialValueForNewProfile + string.Format(" ({0})", ++uniqueProfileNumber);
}
}
PromptWindow.Show(L10n.Tr("Create profile"),
L10n.Tr("Create a shortcut profile"),
L10n.Tr("Enter the name of the profile you want to create"),
L10n.Tr("Profile Name:"),
L10n.Tr(newProfileName),
L10n.Tr("Create"),
m_ViewController.CanCreateProfile,
m_ViewController.CreateProfile);
}
void OnRenameProfileClicked()
{
PromptWindow.Show(L10n.Tr("Rename profile"),
L10n.Tr("Rename a shortcut profile"),
string.Format(L10n.Tr("Enter the new name you want to give the profile '{0}'"), m_ViewController.activeProfile),
L10n.Tr("Profile Name:"),
m_ViewController.activeProfile,
L10n.Tr("Rename"),
m_ViewController.CanRenameActiveProfile,
m_ViewController.RenameActiveProfile,
400f, 200f);
}
void OnDeleteProfileClicked()
{
DeleteShortcutProfileWindow.Show(m_ViewController.activeProfile, () => m_ViewController.DeleteActiveProfile());
}
void OnActiveProfileChanged(ChangeEvent<string> evt)
{
m_ViewController.activeProfile = evt.newValue;
}
void OnActiveProfileChanged(string profile)
{
m_ViewController.activeProfile = profile;
}
void OnProfileContextMenuMouseDown(MouseDownEvent evt)
{
var targetElement = (VisualElement)evt.target;
var genericMenu = new GenericMenu();
foreach (var profile in m_ViewController.GetAvailableProfiles())
{
genericMenu.AddItem(new GUIContent(profile), false, () => OnActiveProfileChanged(profile));
}
genericMenu.AddSeparator("");
genericMenu.AddItem(EditorGUIUtility.TrTextContent("Create new profile..."), false, OnCreateProfileClicked);
if (m_ViewController.CanRenameActiveProfile())
genericMenu.AddItem(EditorGUIUtility.TrTextContent("Rename profile..."), false, OnRenameProfileClicked);
else
genericMenu.AddDisabledItem(EditorGUIUtility.TrTextContent("Rename profile..."));
if (m_ViewController.CanDeleteActiveProfile())
genericMenu.AddItem(EditorGUIUtility.TrTextContent("Delete profile..."), false, OnDeleteProfileClicked);
else
genericMenu.AddDisabledItem(EditorGUIUtility.TrTextContent("Delete profile..."));
genericMenu.DropDown(targetElement.worldBound);
}
void OnImportProfileClicked(ClickEvent evt)
{
var importPath = EditorUtility.OpenFilePanel(L10n.Tr("Import Profile"), "", "json");
if (!m_ViewController.CanImportProfile(importPath)) return;
m_ViewController.ImportProfile(importPath);
}
void OnExportProfileClicked(ClickEvent evt)
{
if (!m_ViewController.CanExportProfile())
{
EditorUtility.DisplayDialog(L10n.Tr("No Profile"),
L10n.Tr($"The \"{m_ViewController.activeProfile}\" profile contains no shortcut overrides so there is nothing to export.\n\nCreate a new profile with shortcut key overrides and try again."),
L10n.Tr("OK"));
return;
}
var exportPath = EditorUtility.SaveFilePanel(L10n.Tr("Export Profile"), "", m_ViewController.activeProfile, "json");
if (string.IsNullOrWhiteSpace(exportPath)) return;
m_ViewController.ExportProfile(exportPath);
}
void BuildLegendRow(VisualElement root)
{
var container = root.Q("legendContainer");
var labels = new[] { L10n.Tr("Unassigned Key"), L10n.Tr("Assigned Key"), L10n.Tr("Global Key"), L10n.Tr("Mixed Key") };
var classes = new[] { "unassigned", "contextuallyBound", "global", "mixedBound" };
for (var i = 0; i < labels.Length; i++)
{
var colorField = new VisualElement();
var label = new TextElement() { text = labels[i] };
colorField.AddToClassList("keyLegend");
colorField.AddToClassList(classes[i]);
container.Add(colorField);
container.Add(label);
}
}
void UpdateShortcutTableSearchFilter()
{
if (!m_ViewController.ShouldShowSearchFilters())
{
HideElement(m_ShortcutsTableSearchFilterContainer);
return;
}
ShowElement(m_ShortcutsTableSearchFilterContainer);
List<string> filters = new List<string>();
m_ViewController.GetSearchFilters(filters);
var selectedSearchFilter = m_ViewController.GetSelectedSearchFilter();
//TODO: when I clear elements like this, do I need to unregister any callbacks registered to them?
m_SearchFiltersContainer.Clear();
foreach (var filter in filters)
{
var filterElement = new TextElement() {text = filter};
filterElement.AddToClassList("filterElement");
if (selectedSearchFilter == filter)
{
filterElement.AddToClassList("active");
}
filterElement.RegisterCallback<MouseDownEvent>(OnFilterElementClicked);
m_SearchFiltersContainer.Add(filterElement);
}
}
void OnFilterElementClicked(MouseDownEvent evt)
{
var filterElement = (TextElement)evt.target;
m_ViewController.SetSelectedSearchFilter(filterElement.text);
}
void BuildVisualElementHierarchyRoot()
{
m_Root = new VisualElement(){name = "ShortcutManagerView"};
var headerTemplate = EditorResources.Load("UXML/ShortcutManager/ShortcutManagerView.uxml", typeof(UnityEngine.Object)) as VisualTreeAsset;
headerTemplate.CloneTree(m_Root);
var header = m_Root.Q("header");
m_HeaderAndDeviceContainer = m_Root.Q("headerAndDeviceContainer");
m_DeviceContainer = m_Root.Q("deviceContainer");
var searchRowContainer = m_Root.Q("searchRowContainer");
var categoryContainer = m_Root.Q("categoryContainer");
var shortcutsTableContainer = m_Root.Q("shortcutsTableContainer");
m_ShortcutsTableSearchFilterContainer = shortcutsTableContainer.Q("shortcutsTableSearchFilterContainer");
m_SearchFiltersContainer = shortcutsTableContainer.Q("searchFiltersContainer");
m_KeyboardElement = new Keyboard(m_BindingStateProvider, m_ViewController.GetSelectedKey(), m_ViewController.GetSelectedEventModifiers());
m_KeyboardElement.DragPerformed += OnKeyboardKeyDragPerformed;
m_KeyboardElement.CanDrop += CanEntryBeAssignedToKey;
//m_KeyboardElement.KeySelectedAction += KeySelected;
m_KeyboardElement.TooltipProvider += GetToolTipForKey;
m_KeyboardElement.ContextMenuProvider += GetContextMenuForKey;
m_KeyboardElement.ModifierSet += KeyboardModiferSet;
m_MouseElement = new Mouse(m_BindingStateProvider, m_ViewController.GetSelectedKey(), m_ViewController.GetSelectedEventModifiers());
m_MouseElement.DragPerformed += OnKeyboardKeyDragPerformed;
m_MouseElement.CanDrop += CanEntryBeAssignedToKey;
//m_MouseElement.KeySelectedAction += KeySelected;
m_MouseElement.TooltipProvider += GetToolTipForKey;
m_MouseElement.ContextMenuProvider += GetContextMenuForKey;
m_CategoryTreeView = new ListView((IList)m_ViewController.GetCategories(), k_ListItemHeight, MakeItemForCategoriesTable, BindCategoriesTableItem) { name = "categoryTreeView"};
m_ShortcutsTable = new ListView((IList)m_ViewController.GetShortcutList(), k_ListItemHeight, MakeItemForShortcutTable, BindShortcutEntryItem) {name = "shortcutsTable"};
m_CategoryTreeView.selectedIndex = m_ViewController.selectedCategoryIndex;
m_CategoryTreeView.selectionChanged += CategorySelectionChanged;
m_ShortcutsTable.Q<ScrollView>().verticalScrollerVisibility = ScrollerVisibility.AlwaysVisible;
m_ShortcutsTable.selectionChanged += ShortcutSelectionChanged;
m_ShortcutsTable.itemsChosen += ShortcutTableEntryChosen;
m_ShortcutsTable.RegisterCallback<MouseDownEvent>(ShortcutTableRightClickDown);
m_ShortcutsTable.RegisterCallback<MouseUpEvent>(ShortcutTableRightClickUp);
m_Root.AddToClassList("ShortcutManagerView");
if (EditorGUIUtility.isProSkin)
m_Root.AddToClassList("isProSkin");
BuildProfileManagementRow(searchRowContainer);
BuildLegendRow(header);
BuildSearchField(searchRowContainer);
shortcutsTableContainer.Add(m_ShortcutsTable);
m_DeviceContainer.RegisterCallback<KeyDownEvent>(HandleKeyboardEvent);
m_DeviceContainer.RegisterCallback<KeyUpEvent>(HandleKeyboardEvent);
m_DeviceContainer.RegisterCallback<ExecuteCommandEvent>(HandleModifierKeysCommand);
m_DeviceContainer.RegisterCallback<ValidateCommandEvent>(HandleModifierKeysCommand);
categoryContainer.Add(m_CategoryTreeView);
m_DeviceContainer.Add(m_KeyboardElement);
m_DeviceContainer.Add(m_MouseElement);
m_HeaderAndDeviceContainer.Add(m_DeviceContainer);
SetLocalizedText();
}
public void SetKeyboardDisplay(DisplayStyle style)
{
m_DeviceContainer.style.display = style;
m_HeaderAndDeviceContainer.style.display = style;
}
void HandleKeyboardEvent<T>(KeyboardEventBase<T> e) where T : KeyboardEventBase<T>, new()
{
m_KeyboardElement.SetModifiers(e.modifiers);
m_MouseElement.SetModifiers(e.modifiers);
e.StopPropagation();
}
void KeyboardModiferSet(EventModifiers modifiers)
{
m_MouseElement.SetModifiers(modifiers, false);
}
void HandleModifierKeysCommand<T>(CommandEventBase<T> e) where T : CommandEventBase<T>, new()
{
if (e.commandName == EventCommandNames.ModifierKeysChanged)
{
m_KeyboardElement.SetModifiers(e.imguiEvent.modifiers);
m_MouseElement.SetModifiers(e.imguiEvent.modifiers);
e.StopPropagation();
}
}
void SetLocalizedText()
{
m_Root.Q<TextElement>("categoryTableHeaderName").text = L10n.Tr("Category");
m_Root.Q<TextElement>("shortcutsTableHeaderName").text = L10n.Tr("Command");
m_Root.Q<TextElement>("shortcutsTableHeaderContext").text = L10n.Tr("Context");
m_Root.Q<TextElement>("shortcutsTableHeaderType").text = L10n.Tr("Type");
m_Root.Q<TextElement>("shortcutsTableHeaderBindings").text = L10n.Tr("Shortcut");
m_Root.Q<TextElement>("searchLabel").text = L10n.Tr("Search:");
}
GenericMenu GetContextMenuForEntries(IEnumerable<ShortcutEntry> entries)
{
if (entries == null || !entries.Any() || m_IgnoreContext)
{
m_IgnoreContext = false;
return null;
}
var menu = new GenericMenu();
foreach (var entry in entries)
{
// Change / to : here to avoid deep submenu nesting
var mangledPath = entry.displayName.Replace('/', ':');
// Replace "/" with "Slash" in binding name to avoid submenu nesting
var mangledBinding = entry.combinations.FirstOrDefault().ToString().Replace("/", "Slash");
var rootItemLabel = $"{mangledPath} ({mangledBinding})";
if (entry.overridden)
menu.AddItem(new GUIContent($"{rootItemLabel}/{L10n.Tr("Reset to default")}"), false, (x) =>
{
m_ViewController.ResetToDefault(entry);
RefreshListSelection();
}, entry);
else
menu.AddDisabledItem(new GUIContent($"{rootItemLabel}/{L10n.Tr("Reset to default")}"));
menu.AddItem(new GUIContent($"{rootItemLabel}/{L10n.Tr("Remove shortcut")}"), false, (x) =>
{
m_ViewController.RemoveBinding(entry);
RefreshListSelection();
}, entry);
}
return menu;
}
private GenericMenu GetContextMenuForKey(KeyCode keyCode, EventModifiers modifiers)
{
return GetContextMenuForEntries(m_ViewController.GetShortcutsBoundTo(keyCode, modifiers));
}
string GetToolTipForKey(KeyCode keyCode, EventModifiers modifiers)
{
var entries = m_ViewController.GetShortcutsBoundTo(keyCode, modifiers);
if (entries == null || entries.Count == 0)
return null;
var builder = new StringBuilder();
foreach (var entry in entries)
{
builder.AppendLine(entry.displayName);
}
// Trim last empty lines
if (builder.Length > 0)
{
while (builder[builder.Length - 1] == '\r' || builder[builder.Length - 1] == '\n' || builder[builder.Length - 1] == '\t')
builder.Remove(builder.Length - 1, 1);
}
return builder.ToString();
}
void ShortcutTableEntryChosen(IEnumerable<object> objects)
{
var entry = (ShortcutEntry)objects.First();
var row = m_ShortcutsTable.Query<VisualElement>().Checked().First();
StartRebind(entry, row);
}
void StartRebind(ShortcutEntry entry, VisualElement row)
{
m_EditingBindings = entry;
if (row != null)
{
var bindingContainer = row.Q(className: "binding-container");
var textElement = bindingContainer.Q<TextElement>();
var bindingInput = bindingContainer.Q<ShortcutTextField>();
var warningIcon = bindingContainer.Q(className: "warning-icon");
ShowElement(bindingInput);
HideElement(textElement);
HideElement(warningIcon);
bindingInput.RegisterCallback<GeometryChangedEvent>(FocusElementDelayed);
}
}
static void FocusElementDelayed(GeometryChangedEvent evt)
{
var element = (VisualElement)evt.target;
element.Q(TextField.textInputUssName).Focus();
element.UnregisterCallback<GeometryChangedEvent>(FocusElementDelayed);
}
void EndRebind(bool refresh = true)
{
if (m_EditingBindings == null)
return;
m_EditingBindings = null;
//TODO: this refresh causes issues when trying to double click another binding, while a binding is being edited.
if (refresh)
m_ShortcutsTable.Rebuild();
}
void OnSearchStringChanged(ChangeEvent<string> evt)
{
m_ViewController.SetSearch(evt.newValue);
}
void SearchByBindingsChanged(List<KeyCombination> newBindingSearch)
{
m_ViewController.SetBindingSearch(newBindingSearch);
}
void SearchOptionSelected(SearchOption searchOptionArg)
{
var newValue = (SearchOption)searchOptionArg;
if (m_ViewController.searchMode != newValue)
{
m_ViewController.searchMode = newValue;
m_SearchTextField.value = "";
m_KeyBindingSearchField.value = new List<KeyCombination>();
ShowAppropriateSearchField();
}
}
void ShowAppropriateSearchField()
{
switch (m_ViewController.searchMode)
{
case SearchOption.Name:
ShowElement(m_SearchTextField);
HideElement(m_KeyBindingSearchField);
break;
case SearchOption.Binding:
HideElement(m_SearchTextField);
ShowElement(m_KeyBindingSearchField);
break;
}
}
void ShortcutSelectionChanged(IEnumerable<object> selection)
{
if (selection.Any())
{
var newSelection = (ShortcutEntry)selection.First();
if (newSelection != m_ViewController.selectedEntry)
{
m_ViewController.ShortcutEntrySelected(newSelection);
EndRebind();
}
}
}
void ShortcutTableRightClickDown(MouseDownEvent evt)
{
if(!m_ShortcutsTable.scrollView.verticalScroller.worldBound.Contains(evt.mousePosition))
evt.StopPropagation();
var slider = m_ShortcutsTable.Q<Scroller>(className: Scroller.verticalVariantUssClassName);
var clickedIndex = (int)((evt.localMousePosition.y + slider.value) / m_ShortcutsTable.ResolveItemHeight());
if (evt.button != (int)MouseButton.RightMouse)
return;
if (clickedIndex > m_ShortcutsTable.itemsSource.Count - 1)
return;
m_ShortcutsTable.selectedIndex = clickedIndex;
}
void ShortcutTableRightClickUp(MouseUpEvent evt)
{
evt.StopPropagation();
if (evt.button != (int)MouseButton.RightMouse || m_ViewController.selectedEntry == null)
return;
GenericMenu menu = GetContextMenuForEntries(new[] { m_ViewController.selectedEntry });
menu?.ShowAsContext();
}
bool CanEntryBeAssignedToKey(KeyCode keyCode, EventModifiers eventModifier, ShortcutEntry entry)
{
return m_ViewController.CanEntryBeAssignedToKey(keyCode, eventModifier, entry);
}
void OnKeyboardKeyDragPerformed(KeyCode keyCode, EventModifiers eventModifier, ShortcutEntry entry)
{
m_ViewController.DragEntryAndDropIntoKey(keyCode, eventModifier, entry);
}
void OnMouseDownCategoryTable(MouseDownEvent evt)
{
m_MouseDownStartPos = evt.localMousePosition;
m_StartedDrag = false;
var visualElement = ((VisualElement)evt.currentTarget);
visualElement.RegisterCallback<MouseMoveEvent>(OnMouseMoveCategoryTable);
visualElement.RegisterCallback<MouseLeaveEvent>(OnMouseLeaveWhileButtonDownCategoryTable);
}
void OnMouseLeaveWhileButtonDownCategoryTable(MouseLeaveEvent evt)
{
StartDrag((VisualElement)evt.currentTarget);
}
void OnMouseUpCategoryTable(MouseUpEvent evt)
{
m_StartedDrag = false;
m_MouseDownStartPos = Vector2.zero;
var visualElement = ((VisualElement)evt.currentTarget);
visualElement.UnregisterCallback<MouseMoveEvent>(OnMouseMoveCategoryTable);
visualElement.UnregisterCallback<MouseLeaveEvent>(OnMouseLeaveWhileButtonDownCategoryTable);
}
void OnMouseMoveCategoryTable(MouseMoveEvent evt)
{
if ((m_MouseDownStartPos - evt.localMousePosition).sqrMagnitude > 9.0)
{
StartDrag((VisualElement)evt.currentTarget);
}
}
void StartDrag(VisualElement target)
{
//Start dragging only if not started already or if not editing bindings in a field [UUM-47946]
if (m_StartedDrag || m_EditingBindings != null)
return;
target.UnregisterCallback<MouseMoveEvent>(OnMouseMoveCategoryTable);
target.UnregisterCallback<MouseLeaveEvent>(OnMouseLeaveWhileButtonDownCategoryTable);
m_StartedDrag = true;
DragAndDrop.activeControlID = target.GetHashCode(); //TODO: how to handle activeControlID in UIELements
DragAndDrop.PrepareStartDrag();
DragAndDrop.SetGenericData("ShortcutCommandItem", m_ViewController.GetShortcutList()[m_ShortcutsTable.selectedIndex]);
DragAndDrop.StartDrag("Assign command to key");
}
}
struct KeyDef
{
public KeyCode keycode;
public string displayName;
public KeyDef(KeyCode kc)
{
keycode = kc;
displayName = kc.ToString();
}
public KeyDef(KeyCode kc, string name)
{
keycode = kc;
displayName = name;
}
}
class Key : TextElement
{
public KeyCode key;
public Key(KeyCode k, string displayName)
{
key = k;
name = k.ToString();
text = displayName;
//StyleUtility.StyleKey(this);
}
public Key(KeyCode k) : this(k, k.ToString()) {}
}
abstract class Device : VisualElement
{
protected const string k_DeviceContainer = "deviceContainer";
protected const string k_ActiveClass = "active";
protected const string k_ContextBoundClass = "contextuallyBound";
protected const string k_FirstClass = "first";
protected const string k_FlexibleClass = "flexible";
protected const string k_GlobalClass = "global";
protected const string k_KeyRowClass = "keyRow";
protected const string k_LastClass = "last";
protected const string k_MixedBoundClass = "mixedBound";
protected const string k_ModifierClass = "modifier";
protected const string k_ReservedClass = "reserved";
protected const string k_SelectedClass = "selected";
protected const string k_SpaceClass = "space";
static int s_TabIndex = 0;
Key m_SelectedKey;
EventModifiers m_CurrentModifiers;
protected IKeyBindingStateProvider m_KeyBindingStateProvider;
internal event Action<EventModifiers> ModifierSet;
internal event Action<KeyCode, EventModifiers> KeySelectedAction;
internal event Action<KeyCode, EventModifiers, ShortcutEntry> DragPerformed;
internal event Func<KeyCode, EventModifiers, ShortcutEntry, bool> CanDrop;
internal event Func<KeyCode, EventModifiers, string> TooltipProvider;
internal event Func<KeyCode, EventModifiers, GenericMenu> ContextMenuProvider;
[NonSerialized] protected List<Key> m_AllKeys = new List<Key>();
[NonSerialized] protected Dictionary<EventModifiers, List<Key>> m_ModifierKeys = new Dictionary<EventModifiers, List<Key>>();
protected Device(IKeyBindingStateProvider keyBindingStateProvider, KeyCode initiallySelectedKey = KeyCode.None, EventModifiers initiallyActiveModifiers = EventModifiers.None)
{
m_KeyBindingStateProvider = keyBindingStateProvider;
m_CurrentModifiers = initiallyActiveModifiers;
var keyElement = m_AllKeys.Find(el => el.key == initiallySelectedKey);
m_SelectedKey = keyElement;
focusable = true;
tabIndex = s_TabIndex++;
RegisterCallback<DragEnterEvent>(OnDragEnter);
RegisterCallback<DragUpdatedEvent>(OnDragUpdated);
RegisterCallback<DragPerformEvent>(OnDragPerfom);
RegisterCallback<TooltipEvent>(OnTooltip);
}
void OnTooltip(TooltipEvent evt)
{
if (TooltipProvider == null)
return;
var keyElement = evt.target as Key;
if (keyElement == null)
return;
evt.rect = keyElement.worldBound;
evt.tooltip = TooltipProvider(keyElement.key, m_CurrentModifiers);
}
void OnDragEnter(DragEnterEvent evt)
{
DoDragUpdate(evt.target);
}
void OnDragUpdated(DragUpdatedEvent evt)
{
DoDragUpdate(evt.target);
}
void DoDragUpdate(IEventHandler target)
{
var keyElement = target as Key;