initial commit

ui/html-view/html-view.ios.ts

@@ -0,0 +1,82 @@
+import common = require("ui/html-view/html-view-common");
+import definition = require("ui/html-view");
+import dependencyObservable = require("ui/core/dependency-observable");
+import proxy = require("ui/core/proxy");
+import utils = require("utils/utils");
+import types = require("utils/types");
+import viewModule = require("ui/core/view");
+
+function onHtmlPropertyChanged(data: dependencyObservable.PropertyChangeData) {
+    var view = <HtmlView>data.object;
+    if (!view.android) {
+        return;
+    }
+
+    if (types.isString(data.newValue)) {
+        var htmlString = NSString.stringWithString(data.newValue);
+        var nsData = htmlString.dataUsingEncoding(NSUnicodeStringEncoding);
+        var options = NSDictionary.new();
+        options.setValueForKey(NSDocumentTypeDocumentAttribute, NSHTMLTextDocumentType);
+        view.ios.attributedText = NSAttributedString.alloc().initWithDataOptionsDocumentAttributesError(nsData, options, null);
+    }
+}
+
+// register the setNativeValue callback
+(<proxy.PropertyMetadata>common.HtmlView.htmlProperty.metadata).onSetNativeValue = onHtmlPropertyChanged;
+
+// merge the exports of the common file with the exports of this file
+declare var exports;
+require("utils/module-merge").merge(common, exports);
+
+export class HtmlView extends common.HtmlView {
+    private _ios: UILabel;
+
+    constructor(options?: definition.Options) {
+        super(options);
+
+        this._ios = new UILabel();
+        super._prepareNativeView(this._ios);
+    }
+
+    get ios(): UILabel {
+        return this._ios;
+    }
+
+    get _nativeView(): UILabel {
+        return this._ios;
+    }
+
+    public onMeasure(widthMeasureSpec: number, heightMeasureSpec: number): void {
+        var nativeView = this._nativeView;
+        if (nativeView) {
+
+            var width = utils.layout.getMeasureSpecSize(widthMeasureSpec);
+            var widthMode = utils.layout.getMeasureSpecMode(widthMeasureSpec);
+
+            var height = utils.layout.getMeasureSpecSize(heightMeasureSpec);
+            var heightMode = utils.layout.getMeasureSpecMode(heightMeasureSpec);
+
+            if (widthMode === utils.layout.UNSPECIFIED) {
+                width = Number.POSITIVE_INFINITY;
+            }
+
+            if (heightMode === utils.layout.UNSPECIFIED) {
+                height = Number.POSITIVE_INFINITY;
+            }
+
+            var nativeSize = nativeView.sizeThatFits(CGSizeMake(width, height));
+            var labelWidth = nativeSize.width;
+            //if (!this.textWrap) {
+                labelWidth = Math.min(labelWidth, width);
+            //}
+
+            var measureWidth = Math.max(labelWidth, this.minWidth);
+            var measureHeight = Math.max(nativeSize.height, this.minHeight);
+
+            var widthAndState = viewModule.View.resolveSizeAndState(measureWidth, width, widthMode, 0);
+            var heightAndState = viewModule.View.resolveSizeAndState(measureHeight, height, heightMode, 0);
+
+            this.setMeasuredDimension(widthAndState, heightAndState);
+        }
+    }
+}