void PasteUSS(string copyBuffer)
{
// Paste does nothing if document has no stylesheets.
var mainStyleSheet = m_PaneWindow.document.activeStyleSheet;
if (mainStyleSheet == null)
{
return;
}
var pasteStyleSheet = StyleSheetUtilities.CreateInstance();
var importer = new BuilderStyleSheetImporter(); // Cannot be cached because the StyleBuilder never gets reset.
importer.Import(pasteStyleSheet, copyBuffer);
// Select all pasted selectors.
m_Selection.ClearSelection(null);
foreach (var selector in pasteStyleSheet.complexSelectors)
{
BuilderAssetUtilities.AddStyleComplexSelectorToSelection(pasteStyleSheet, selector);
}
BuilderAssetUtilities.TransferAssetToAsset(m_PaneWindow.document, mainStyleSheet, pasteStyleSheet);
ScriptableObject.DestroyImmediate(pasteStyleSheet);
}
static void SwallowStyleRule(VisualTreeAsset vta, VisualTreeAsset other, VisualElementAsset vea)
{
if (vea.ruleIndex < 0)
return;
if (vta.inlineSheet == null)
vta.inlineSheet = StyleSheetUtilities.CreateInstance();
var toStyleSheet = vta.inlineSheet;
var fromStyleSheet = other.inlineSheet;
var rule = fromStyleSheet.rules[vea.ruleIndex];
// Add rule to StyleSheet.
var rulesList = toStyleSheet.rules.ToList();
var index = rulesList.Count;
rulesList.Add(rule);
toStyleSheet.rules = rulesList.ToArray();
// Add property values to sheet.
foreach (var property in rule.properties)
{
for (int i = 0; i < property.values.Length; ++i)
{
var valueHandle = property.values[i];
valueHandle.valueIndex =
toStyleSheet.SwallowStyleValue(fromStyleSheet, valueHandle);
property.values[i] = valueHandle;
}
}
vea.ruleIndex = index;
}
public static StyleSheet GetOrCreateInlineStyleSheet(this VisualTreeAsset vta)
{
if (vta.inlineSheet == null)
{
vta.inlineSheet = StyleSheetUtilities.CreateInstance();
}
return(vta.inlineSheet);
}
void PasteUSS(string copyBuffer)
{
var pasteStyleSheet = StyleSheetUtilities.CreateInstance();
var importer = new BuilderStyleSheetImporter(); // Cannot be cached because the StyleBuilder never gets reset.
importer.Import(pasteStyleSheet, copyBuffer);
BuilderAssetUtilities.TransferAssetToAsset(m_PaneWindow.document, pasteStyleSheet);
ScriptableObject.DestroyImmediate(pasteStyleSheet);
}
public static StyleSheet DeepCopy(this StyleSheet styleSheet)
{
if (styleSheet == null)
{
return(null);
}
var newStyleSheet = StyleSheetUtilities.CreateInstance();
styleSheet.DeepOverwrite(newStyleSheet);
return(newStyleSheet);
}
void PasteUSS(string copyBuffer)
{
var pasteStyleSheet = StyleSheetUtilities.CreateInstance();
var importer = new BuilderStyleSheetImporter(); // Cannot be cached because the StyleBuilder never gets reset.
importer.Import(pasteStyleSheet, copyBuffer);
BuilderAssetUtilities.TransferAssetToAsset(m_PaneWindow.document, pasteStyleSheet);
m_Selection.ClearSelection(null);
var scs = m_PaneWindow.document.mainStyleSheet.complexSelectors.Last();
BuilderAssetUtilities.AddStyleComplexSelectorToSelection(m_PaneWindow.document, scs);
ScriptableObject.DestroyImmediate(pasteStyleSheet);
}
public static StyleRule GetOrCreateInlineStyleRule(this VisualTreeAsset vta, VisualElementAsset vea, out bool wasCreated)
{
wasCreated = vea.ruleIndex < 0;
if (wasCreated)
{
if (vta.inlineSheet == null)
{
var newSheet = StyleSheetUtilities.CreateInstance();
vta.inlineSheet = newSheet;
}
vea.ruleIndex = vta.inlineSheet.AddRule();
}
return(vta.inlineSheet.GetRule(vea.ruleIndex));
}