public static string PositionToString(Position position) {
switch (position.anchor) {
case AnchoringEnum.Fixed: return "fixed";
case AnchoringEnum.NotPositioned: return "np";
case AnchoringEnum.TopLeft: return "lt(" + Utils.ToStringInvariantInt(position.left) + "," + Utils.ToStringInvariantInt(position.top) + ")";
default: throw new Exception("Invalid anchor");
}
}
public static void ApplyPosition(Element el, Position pos) {
switch (pos.anchor) {
case AnchoringEnum.NotPositioned:
el.Style.Position = "";
el.Style.Left = "";
el.Style.Top = "";
break;
case AnchoringEnum.Fixed:
el.Style.Position = "relative";
el.Style.Left = "0px";
el.Style.Top = "0px";
break;
case AnchoringEnum.TopLeft:
el.Style.Position = "absolute";
el.Style.Left = Utils.ToStringInvariantInt(pos.left) + "px";
el.Style.Top = Utils.ToStringInvariantInt(pos.top) + "px";
break;
}
}
public static string CreateStyle(Position pos, int width, int height) {
StringBuilder sb = new StringBuilder();
switch (pos.anchor) {
case AnchoringEnum.NotPositioned:
break;
case AnchoringEnum.Fixed:
sb.Append("position: relative; left: 0px; top: 0px; ");
break;
case AnchoringEnum.TopLeft:
sb.Append("position: absolute; left: " + Utils.ToStringInvariantInt(pos.left) + "px; top: " + Utils.ToStringInvariantInt(pos.top) + "px;");
break;
default:
throw new Exception("Invalid position anchor " + pos.anchor);
}
if (width >= 0)
sb.Append("width:" + Utils.ToStringInvariantInt(width) + "px;");
if (height >= 0)
sb.Append("height:" + Utils.ToStringInvariantInt(height) + "px;");
return sb.ToString();
}
private void AssertPositionsEqual(Position[] expected, Position[] actual) {
Assert.AreEqual(expected.Length, actual.Length);
for (int i = 0; i < expected.Length; i++)
AssertPositionsEqual(expected[i], actual[i]);
}
private void AssertPositionsEqual(Position expected, Position actual) {
Assert.IsTrue(expected.anchor == actual.anchor && expected.left == actual.left && expected.top == actual.top);
}
public static string IdAndStyle(string id, Position p, int width, int height, string additionalStyles = null) {
string s = PositionHelper.CreateStyle(p, width, height);
if (!string.IsNullOrEmpty(additionalStyles))
s = (!string.IsNullOrEmpty(s) ? s + "; " : "") + additionalStyles;
return "id=\"" + id + "\"" + (!string.IsNullOrEmpty(s) ? " style=\"" + s + "\"" : "");
}
protected virtual void InitDefault() {
position = PositionHelper.NotPositioned;
controlIds = new List<string>();
controls = new List<IControl>();
controlData = new List<object>();
}
protected virtual void InitDefault() {
position = PositionHelper.NotPositioned;
}