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134 lines
4.3 KiB
134 lines
4.3 KiB
using UnityEngine;
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using UnityEngine.Experimental.UIElements;
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namespace UnityEditor.PackageManager.UI
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{
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#if !UNITY_2018_3_OR_NEWER
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internal class PackageAddFromUrlFieldFactory : UxmlFactory<PackageAddFromUrlField>
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{
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protected override PackageAddFromUrlField DoCreate(IUxmlAttributes bag, CreationContext cc)
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{
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return new PackageAddFromUrlField();
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}
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}
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#endif
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internal class PackageAddFromUrlField : VisualElement
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{
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#if UNITY_2018_3_OR_NEWER
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internal new class UxmlFactory : UxmlFactory<PackageAddFromUrlField> { }
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#endif
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private string urlText;
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private readonly VisualElement root;
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public PackageAddFromUrlField()
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{
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root = Resources.GetTemplate("PackageAddFromUrlField.uxml");
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Add(root);
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UrlTextField.value = urlText;
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AddButton.SetEnabled(!string.IsNullOrEmpty(urlText));
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AddButton.clickable.clicked += OnAddButtonClick;
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RegisterCallback<AttachToPanelEvent>(OnEnterPanel);
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RegisterCallback<DetachFromPanelEvent>(OnLeavePanel);
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}
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private void OnUrlTextFieldChange(ChangeEvent<string> evt)
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{
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urlText = evt.newValue;
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AddButton.SetEnabled(!string.IsNullOrEmpty(urlText));
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}
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private void OnUrlTextFieldFocus(FocusEvent evt)
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{
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Show();
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}
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private void OnUrlTextFieldFocusOut(FocusOutEvent evt)
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{
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Hide();
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}
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private void OnContainerFocus(FocusEvent evt)
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{
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UrlTextField.Focus();
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}
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private void OnContainerFocusOut(FocusOutEvent evt)
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{
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Hide();
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}
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private void OnEnterPanel(AttachToPanelEvent evt)
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{
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AddFromUrlFieldContainer.RegisterCallback<FocusEvent>(OnContainerFocus);
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AddFromUrlFieldContainer.RegisterCallback<FocusOutEvent>(OnContainerFocusOut);
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UrlTextField.RegisterCallback<FocusEvent>(OnUrlTextFieldFocus);
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UrlTextField.RegisterCallback<FocusOutEvent>(OnUrlTextFieldFocusOut);
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UrlTextField.RegisterCallback<ChangeEvent<string>>(OnUrlTextFieldChange);
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UrlTextField.RegisterCallback<KeyDownEvent>(OnKeyDownShortcut);
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Hide();
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}
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private void OnLeavePanel(DetachFromPanelEvent evt)
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{
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AddFromUrlFieldContainer.UnregisterCallback<FocusEvent>(OnContainerFocus);
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AddFromUrlFieldContainer.UnregisterCallback<FocusOutEvent>(OnContainerFocusOut);
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UrlTextField.UnregisterCallback<FocusEvent>(OnUrlTextFieldFocus);
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UrlTextField.UnregisterCallback<FocusOutEvent>(OnUrlTextFieldFocusOut);
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UrlTextField.UnregisterCallback<ChangeEvent<string>>(OnUrlTextFieldChange);
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UrlTextField.UnregisterCallback<KeyDownEvent>(OnKeyDownShortcut);
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}
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private void OnKeyDownShortcut(KeyDownEvent evt)
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{
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switch (evt.keyCode)
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{
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case KeyCode.Escape:
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Hide();
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break;
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case KeyCode.Return:
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case KeyCode.KeypadEnter:
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OnAddButtonClick();
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break;
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}
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}
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private void OnAddButtonClick()
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{
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var path = urlText;
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if (!string.IsNullOrEmpty(path) && !Package.AddRemoveOperationInProgress)
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{
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Package.AddFromLocalDisk(path);
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Hide();
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}
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}
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internal void Hide()
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{
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UIUtils.SetElementDisplay(this, false);
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}
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internal void Show(bool reset = false)
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{
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if (reset)
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Reset();
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UIUtils.SetElementDisplay(this, true);
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}
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private void Reset()
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{
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UrlTextField.value = string.Empty;
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urlText = string.Empty;
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AddButton.SetEnabled(false);
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UrlTextField.Focus();
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}
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private VisualElement AddFromUrlFieldContainer { get { return root.Q<VisualElement>("addFromUrlFieldContainer"); }}
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private TextField UrlTextField { get { return root.Q<TextField>("urlTextField"); } }
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private Button AddButton{ get { return root.Q<Button>("addFromUrlButton"); }}
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}
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}
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