tns-core-modules/ui/slider/slider.android.js

Telerik NativeScript Core Modules

var common = require("./slider-common");
var style = require("ui/styling/style");
function onValuePropertyChanged(data) {
    var slider = data.object;
    if (!slider.android) {
        return;
    }
    slider._setNativeValuesSilently(data.newValue - slider.minValue, slider.maxValue - slider.minValue);
}
function onMinValuePropertyChanged(data) {
    var slider = data.object;
    if (!slider.android) {
        return;
    }
    slider._setNativeValuesSilently(slider.value - data.newValue, slider.maxValue - data.newValue);
}
function onMaxValuePropertyChanged(data) {
    var slider = data.object;
    if (!slider.android) {
        return;
    }
    slider.android.setMax(data.newValue - slider.minValue);
}
common.Slider.valueProperty.metadata.onSetNativeValue = onValuePropertyChanged;
common.Slider.minValueProperty.metadata.onSetNativeValue = onMinValuePropertyChanged;
common.Slider.maxValueProperty.metadata.onSetNativeValue = onMaxValuePropertyChanged;
global.moduleMerge(common, exports);
var Slider = (function (_super) {
    __extends(Slider, _super);
    function Slider() {
        _super.apply(this, arguments);
    }
    Slider.prototype._createUI = function () {
        this._android = new android.widget.SeekBar(this._context);
        var that = new WeakRef(this);
        this._changeListener = new android.widget.SeekBar.OnSeekBarChangeListener({
            onProgressChanged: function (seekBar, progress, fromUser) {
                var owner = that.get();
                if (owner) {
                    if (!owner._supressNativeValue) {
                        var newValue = seekBar.getProgress() + owner.minValue;
                        owner._onPropertyChangedFromNative(common.Slider.valueProperty, newValue);
                    }
                }
            },
            onStartTrackingTouch: function (seekBar) {
            },
            onStopTrackingTouch: function (seekBar) {
            }
        });
        this._android.setOnSeekBarChangeListener(this._changeListener);
    };
    Object.defineProperty(Slider.prototype, "android", {
        get: function () {
            return this._android;
        },
        enumerable: true,
        configurable: true
    });
    Slider.prototype._setNativeValuesSilently = function (newValue, newMaxValue) {
        if (!this.android) {
            return;
        }
        this._supressNativeValue = true;
        try {
            this.android.setMax(newMaxValue);
            this.android.setProgress(newValue);
        }
        finally {
            this._supressNativeValue = false;
        }
    };
    return Slider;
}(common.Slider));
exports.Slider = Slider;
var SliderStyler = (function () {
    function SliderStyler() {
    }
    SliderStyler.setColorProperty = function (view, newValue) {
        var bar = view._nativeView;
        bar.getThumb().setColorFilter(newValue, android.graphics.PorterDuff.Mode.SRC_IN);
    };
    SliderStyler.resetColorProperty = function (view, nativeValue) {
        var bar = view._nativeView;
        bar.getThumb().clearColorFilter();
    };
    SliderStyler.setBackgroundAndBorderProperty = function (view, newValue) {
        var bar = view._nativeView;
        bar.getProgressDrawable().setColorFilter(newValue, android.graphics.PorterDuff.Mode.SRC_IN);
    };
    SliderStyler.resetBackgroundAndBorderProperty = function (view, nativeValue) {
    };
    SliderStyler.registerHandlers = function () {
        style.registerHandler(style.colorProperty, new style.StylePropertyChangedHandler(SliderStyler.setColorProperty, SliderStyler.resetColorProperty), "Slider");
        style.registerHandler(style.backgroundColorProperty, new style.StylePropertyChangedHandler(SliderStyler.setBackgroundAndBorderProperty, SliderStyler.resetBackgroundAndBorderProperty), "Slider");
        style.registerHandler(style.borderWidthProperty, style.ignorePropertyHandler, "Slider");
        style.registerHandler(style.borderColorProperty, style.ignorePropertyHandler, "Slider");
        style.registerHandler(style.borderRadiusProperty, style.ignorePropertyHandler, "Slider");
        style.registerHandler(style.backgroundInternalProperty, style.ignorePropertyHandler, "Slider");
    };
    return SliderStyler;
}());
exports.SliderStyler = SliderStyler;
SliderStyler.registerHandlers();