void OnItemMouseEnter(MouseEnterEvent evt)
{
var box = evt.target as VisualElement;
var libraryTreeItem = box.GetProperty(BuilderConstants.LibraryItemLinkedManipulatorVEPropertyName) as BuilderLibraryTreeItem;
if (!libraryTreeItem.hasPreview)
{
return;
}
var sample = libraryTreeItem.makeVisualElementCallback?.Invoke();
if (sample == null)
{
return;
}
m_TooltipPreview.Add(sample);
m_TooltipPreview.Show();
m_TooltipPreview.style.left = m_BuilderPaneContent.pane.resolvedStyle.width + BuilderConstants.TooltipPreviewYOffset;
m_TooltipPreview.style.top = m_BuilderPaneContent.pane.resolvedStyle.top;
}
void OnItemMouseEnter(MouseEnterEvent evt)
{
var box = evt.target as VisualElement;
var item = box.GetProperty(BuilderConstants.LibraryItemLinkedManipulatorVEPropertyName) as LibraryTreeItem;
if (item.makeVisualElement == null)
{
return;
}
var sample = item.makeVisualElement();
if (sample == null)
{
return;
}
m_TooltipPreview.Add(sample);
m_TooltipPreview.Show();
m_TooltipPreview.style.left = this.pane.resolvedStyle.width + BuilderConstants.TooltipPreviewYOffset;
m_TooltipPreview.style.top = this.pane.resolvedStyle.top;
}
public BuilderStyleSheets(
BuilderPaneWindow paneWindow,
BuilderViewport viewport,
BuilderSelection selection,
BuilderClassDragger classDragger,
BuilderStyleSheetsDragger styleSheetsDragger,
HighlightOverlayPainter highlightOverlayPainter,
BuilderTooltipPreview tooltipPreview)
: base(
paneWindow,
viewport,
selection,
classDragger,
styleSheetsDragger,
new BuilderStyleSheetsContextMenu(paneWindow, selection),
viewport.styleSelectorElementContainer,
false,
highlightOverlayPainter,
kToolbarPath)
{
m_TooltipPreview = tooltipPreview;
if (m_TooltipPreview != null)
{
var helpTooltipTemplate = BuilderPackageUtilities.LoadAssetAtPath <VisualTreeAsset>(kHelpTooltipPath);
var helpTooltipContainer = helpTooltipTemplate.CloneTree();
m_TooltipPreview.Add(helpTooltipContainer); // We are the only ones using it so just add the contents and be done.
}
viewDataKey = "builder-style-sheets";
AddToClassList(BuilderConstants.ExplorerStyleSheetsPaneClassName);
var parent = this.Q("new-selector-item");
// Init text field.
m_NewSelectorField = parent.Q <BuilderNewSelectorField>("new-selector-field");
m_NewSelectorTextField = m_NewSelectorField.textField;
m_NewSelectorTextField.SetValueWithoutNotify(BuilderConstants.ExplorerInExplorerNewClassSelectorInfoMessage);
m_NewSelectorTextInputField = m_NewSelectorTextField.Q("unity-text-input");
m_NewSelectorTextInputField.RegisterCallback <KeyDownEvent>(OnEnter, TrickleDown.TrickleDown);
UpdateNewSelectorFieldEnabledStateFromDocument();
m_NewSelectorTextInputField.RegisterCallback <FocusEvent>((evt) =>
{
var input = evt.target as VisualElement;
var field = GetTextFieldParent(input);
m_FieldFocusStep = FieldFocusStep.FocusedFromStandby;
if (field.text == BuilderConstants.ExplorerInExplorerNewClassSelectorInfoMessage || m_ShouldRefocusSelectorFieldOnBlur)
{
m_ShouldRefocusSelectorFieldOnBlur = false;
field.value = BuilderConstants.UssSelectorClassNameSymbol;
}
ShowTooltip();
}, TrickleDown.TrickleDown);
m_NewSelectorTextField.RegisterCallback <ChangeEvent <string> >((evt) =>
{
if (m_FieldFocusStep != FieldFocusStep.FocusedFromStandby)
{
return;
}
m_FieldFocusStep = m_NewSelectorTextField.value == BuilderConstants.UssSelectorClassNameSymbol ? FieldFocusStep.NeedsSelectionOverride : FieldFocusStep.Idle;
// We don't want the '.' we just inserted in the FocusEvent to be highlighted,
// which is the default behavior. Same goes for when we add pseudo states with options menu.
m_NewSelectorTextField.SelectRange(m_NewSelectorTextField.value.Length, m_NewSelectorTextField.value.Length);
});
// Since MouseDown captures the mouse, we need to RegisterCallback directly on the target in order to intercept the event.
// This could be replaced by setting selectAllOnMouseUp to false.
m_NewSelectorTextInputField.Q <TextElement>().RegisterCallback <MouseUpEvent>((evt) =>
{
// We want to prevent the default action on mouse up in KeyboardTextEditor, but only when
// the field selection behaviour was changed by us.
if (m_FieldFocusStep != FieldFocusStep.NeedsSelectionOverride)
{
return;
}
m_FieldFocusStep = FieldFocusStep.Idle;
// Reselect on the next execution, after the KeyboardTextEditor selects all.
m_NewSelectorTextInputField.schedule.Execute(() =>
{
m_NewSelectorTextField.SelectRange(m_NewSelectorTextField.value.Length, m_NewSelectorTextField.value.Length);
});
}, TrickleDown.TrickleDown);
m_NewSelectorTextInputField.RegisterCallback <BlurEvent>((evt) =>
{
var input = evt.target as VisualElement;
var field = GetTextFieldParent(input);
if (m_ShouldRefocusSelectorFieldOnBlur)
{
field.schedule.Execute(PostEnterRefocus);
evt.PreventDefault();
evt.StopImmediatePropagation();
return;
}
if (string.IsNullOrEmpty(field.text) || field.text == BuilderConstants.UssSelectorClassNameSymbol)
{
field.SetValueWithoutNotify(BuilderConstants.ExplorerInExplorerNewClassSelectorInfoMessage);
m_PseudoStatesMenu.SetEnabled(false);
}
HideTooltip();
}, TrickleDown.TrickleDown);
// Setup New USS Menu.
m_AddUSSMenu = parent.Q <ToolbarMenu>("add-uss-menu");
SetUpAddUSSMenu();
// Setup pseudo states menu.
m_PseudoStatesMenu = m_NewSelectorField.pseudoStatesMenu;
// Update sub title.
UpdateSubtitleFromActiveUSS();
// Init drag stylesheet root
classDragger.builderStylesheetRoot = container;
styleSheetsDragger.builderStylesheetRoot = container;
RegisterCallback <GeometryChangedEvent>(e => AdjustPosition());
}
public BuilderStyleSheets(
BuilderViewport viewport,
BuilderSelection selection,
BuilderClassDragger classDragger,
BuilderHierarchyDragger hierarchyDragger,
BuilderExplorerContextMenu contextMenuManipulator,
HighlightOverlayPainter highlightOverlayPainter,
BuilderTooltipPreview tooltipPreview)
: base(
viewport,
selection,
classDragger,
hierarchyDragger,
contextMenuManipulator,
viewport.styleSelectorElementContainer,
highlightOverlayPainter,
kToolbarPath)
{
m_TooltipPreview = tooltipPreview;
if (m_TooltipPreview != null)
{
var helpTooltipTemplate = AssetDatabase.LoadAssetAtPath <VisualTreeAsset>(kHelpTooltipPath);
var helpTooltipContainer = helpTooltipTemplate.CloneTree();
m_TooltipPreview.Add(helpTooltipContainer); // We are the only ones using it so just add the contents and be done.
}
viewDataKey = "builder-style-sheets";
AddToClassList(BuilderConstants.ExplorerStyleSheetsPaneClassName);
var parent = this.Q("new-selector-item");
// Init text field.
m_NewSelectorTextField = parent.Q <TextField>("new-selector-field");
m_NewSelectorTextField.SetValueWithoutNotify(BuilderConstants.ExplorerInExplorerNewClassSelectorInfoMessage);
m_NewSelectorTextInputField = m_NewSelectorTextField.Q("unity-text-input");
m_NewSelectorTextInputField.RegisterCallback <KeyDownEvent>(OnEnter, TrickleDown.TrickleDown);
m_NewSelectorTextInputField.RegisterCallback <FocusEvent>((evt) =>
{
var input = evt.target as VisualElement;
var field = input.parent as TextField;
m_FieldFocusedFromStandby = true;
if (field.text == BuilderConstants.ExplorerInExplorerNewClassSelectorInfoMessage || m_NewSelectorJustCreated)
{
m_NewSelectorJustCreated = false;
field.value = BuilderConstants.UssSelectorClassNameSymbol;
}
ShowTooltip();
});
m_NewSelectorTextField.RegisterCallback <ChangeEvent <string> >((evt) =>
{
var field = evt.target as TextField;
if (!string.IsNullOrEmpty(evt.newValue) && evt.newValue != BuilderConstants.UssSelectorClassNameSymbol)
{
m_NewSelectorAddButton.SetEnabled(true);
m_PseudoStatesMenu.SetEnabled(true);
}
else
{
m_NewSelectorAddButton.SetEnabled(false);
m_PseudoStatesMenu.SetEnabled(false);
}
if (!m_FieldFocusedFromStandby)
{
return;
}
m_FieldFocusedFromStandby = false;
// We don't want the '.' we just inserted in the FocusEvent to be highlighted,
// which is the default behavior.
field.SelectRange(1, 1);
});
m_NewSelectorTextInputField.RegisterCallback <BlurEvent>((evt) =>
{
var input = evt.target as VisualElement;
var field = input.parent as TextField;
if (m_NewSelectorJustCreated)
{
field.schedule.Execute(PostEnterRefocus);
evt.PreventDefault();
evt.StopImmediatePropagation();
return;
}
if (string.IsNullOrEmpty(field.text) || field.text == BuilderConstants.UssSelectorClassNameSymbol)
{
field.SetValueWithoutNotify(BuilderConstants.ExplorerInExplorerNewClassSelectorInfoMessage);
m_NewSelectorAddButton.SetEnabled(false);
m_PseudoStatesMenu.SetEnabled(false);
}
HideTooltip();
});
// Setup new selector button.
m_NewSelectorAddButton = parent.Q <ToolbarButton>("add-new-selector-button");
m_NewSelectorAddButton.clickable.clicked += OnAddPress;
m_NewSelectorAddButton.SetEnabled(false);
// Setup pseudo states menu.
m_PseudoStatesMenu = parent.Q <ToolbarMenu>("add-pseudo-state-menu");
m_PseudoStatesMenu.SetEnabled(false);
SetUpPseudoStatesMenu();
}
public BuilderStyleSheets(
BuilderPaneWindow paneWindow,
BuilderViewport viewport,
BuilderSelection selection,
BuilderClassDragger classDragger,
BuilderStyleSheetsDragger styleSheetsDragger,
HighlightOverlayPainter highlightOverlayPainter,
BuilderTooltipPreview tooltipPreview)
: base(
paneWindow,
viewport,
selection,
classDragger,
styleSheetsDragger,
new BuilderStyleSheetsContextMenu(paneWindow, selection),
viewport.styleSelectorElementContainer,
false,
highlightOverlayPainter,
kToolbarPath)
{
m_TooltipPreview = tooltipPreview;
if (m_TooltipPreview != null)
{
var helpTooltipTemplate = AssetDatabase.LoadAssetAtPath <VisualTreeAsset>(kHelpTooltipPath);
var helpTooltipContainer = helpTooltipTemplate.CloneTree();
m_TooltipPreview.Add(helpTooltipContainer); // We are the only ones using it so just add the contents and be done.
}
viewDataKey = "builder-style-sheets";
AddToClassList(BuilderConstants.ExplorerStyleSheetsPaneClassName);
var parent = this.Q("new-selector-item");
// Init text field.
m_NewSelectorField = parent.Q <BuilderNewSelectorField>("new-selector-field");
m_NewSelectorTextField = m_NewSelectorField.textField;
m_NewSelectorTextField.SetValueWithoutNotify(BuilderConstants.ExplorerInExplorerNewClassSelectorInfoMessage);
m_NewSelectorTextInputField = m_NewSelectorTextField.Q("unity-text-input");
m_NewSelectorTextInputField.RegisterCallback <KeyDownEvent>(OnEnter, TrickleDown.TrickleDown);
UpdateNewSelectorFieldEnabledStateFromDocument();
m_NewSelectorTextInputField.RegisterCallback <FocusEvent>((evt) =>
{
var input = evt.target as VisualElement;
var field = input.parent as TextField;
m_FieldFocusedFromStandby = true;
if (field.text == BuilderConstants.ExplorerInExplorerNewClassSelectorInfoMessage || m_ShouldRefocusSelectorFieldOnBlur)
{
m_ShouldRefocusSelectorFieldOnBlur = false;
field.value = BuilderConstants.UssSelectorClassNameSymbol;
}
ShowTooltip();
});
m_NewSelectorTextField.RegisterCallback <ChangeEvent <string> >((evt) =>
{
var field = evt.target as TextField;
if (!m_FieldFocusedFromStandby)
{
return;
}
m_FieldFocusedFromStandby = false;
// We don't want the '.' we just inserted in the FocusEvent to be highlighted,
// which is the default behavior.
field.SelectRange(1, 1);
});
m_NewSelectorTextInputField.RegisterCallback <BlurEvent>((evt) =>
{
var input = evt.target as VisualElement;
var field = input.parent as TextField;
if (m_ShouldRefocusSelectorFieldOnBlur)
{
field.schedule.Execute(PostEnterRefocus);
evt.PreventDefault();
evt.StopImmediatePropagation();
return;
}
if (string.IsNullOrEmpty(field.text) || field.text == BuilderConstants.UssSelectorClassNameSymbol)
{
field.SetValueWithoutNotify(BuilderConstants.ExplorerInExplorerNewClassSelectorInfoMessage);
m_PseudoStatesMenu.SetEnabled(false);
}
HideTooltip();
});
// Setup New USS Menu.
m_AddUSSMenu = parent.Q <ToolbarMenu>("add-uss-menu");
SetUpAddUSSMenu();
// Setup pseudo states menu.
m_PseudoStatesMenu = m_NewSelectorField.pseudoStatesMenu;
// Update sub title.
UpdateSubtitleFromActiveUSS();
}