@catull/igniteui-angular
Version:
Ignite UI for Angular is a dependency-free Angular toolkit for building modern web apps
82 lines • 11.1 kB
JavaScript
import { SimpleChange } from '@angular/core';
/**
* @hidden
*/
export function WatchChanges() {
return (target, key, propDesc) => {
const privateKey = '_' + key.toString();
propDesc = propDesc || {
configurable: true,
enumerable: true,
};
propDesc.get = propDesc.get || (function () { return this[privateKey]; });
const originalSetter = propDesc.set || (function (val) { this[privateKey] = val; });
propDesc.set = function (val) {
const init = this._init;
const oldValue = this[key];
if (val !== oldValue || (typeof val === 'object' && val === oldValue)) {
originalSetter.call(this, val);
if (this.ngOnChanges && !init) {
// in case wacthed prop changes trigger ngOnChanges manually
const changes = {
[key]: new SimpleChange(oldValue, val, false)
};
this.ngOnChanges(changes);
}
}
};
return propDesc;
};
}
export function WatchColumnChanges() {
return (target, key, propDesc) => {
const privateKey = '_' + key.toString();
propDesc = propDesc || {
configurable: true,
enumerable: true,
};
propDesc.get = propDesc.get || (function () { return this[privateKey]; });
const originalSetter = propDesc.set || (function (val) { this[privateKey] = val; });
propDesc.set = function (val) {
const init = this._init;
const oldValue = this[key];
originalSetter.call(this, val);
if (val !== oldValue || (typeof val === 'object' && val === oldValue)) {
if (this.rowIslandAPI.rowIsland) {
this.rowIslandAPI.rowIsland.updateColumnList();
}
}
};
return propDesc;
};
}
export function notifyChanges(repaint = false) {
return (_, key, propDesc) => {
const privateKey = `__${key}`;
propDesc = propDesc || {
enumerable: true,
configurable: true
};
const originalSetter = propDesc ? propDesc.set : null;
propDesc.get = propDesc.get || (function () { return this[privateKey]; });
propDesc.set = function (newValue) {
if (originalSetter) {
originalSetter.call(this, newValue);
if (this.grid) {
this.grid.notifyChanges(repaint);
}
}
else {
if (newValue === this[key]) {
return;
}
this[privateKey] = newValue;
if (this.grid) {
this.grid.notifyChanges(repaint);
}
}
};
return propDesc;
};
}
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});\n        const originalSetter = propDesc.set || (function (this: any, val: any) { this[privateKey] = val; });\n\n        propDesc.set = function (this: any, val: any) {\n            const init = this._init;\n            const oldValue = this[key];\n            if (val !== oldValue || (typeof val === 'object' && val === oldValue)) {\n                originalSetter.call(this, val);\n                if (this.ngOnChanges && !init) {\n                    // in case wacthed prop changes trigger ngOnChanges manually\n                    const changes: SimpleChanges = {\n                        [key]: new SimpleChange(oldValue, val, false)\n                    };\n                    this.ngOnChanges(changes);\n               }\n            }\n        };\n        return propDesc;\n    };\n}\n\nexport function WatchColumnChanges(): PropertyDecorator {\n    return (target: any, key: string, propDesc?: PropertyDescriptor) => {\n        const privateKey = '_' + key.toString();\n        propDesc = propDesc || {\n            configurable: true,\n            enumerable: true,\n        };\n        propDesc.get = propDesc.get || (function (this: any) { return this[privateKey]; });\n        const originalSetter = propDesc.set || (function (this: any, val: any) { this[privateKey] = val; });\n\n        propDesc.set = function (this: any, val: any) {\n            const init = this._init;\n            const oldValue = this[key];\n            originalSetter.call(this, val);\n            if (val !== oldValue || (typeof val === 'object' && val === oldValue)) {\n                if (this.rowIslandAPI.rowIsland) {\n                    this.rowIslandAPI.rowIsland.updateColumnList();\n               }\n            }\n        };\n        return propDesc;\n    };\n}\n\nexport function notifyChanges(repaint = false) {\n    return (_: any, key: string, propDesc?: PropertyDescriptor) => {\n\n        const privateKey = `__${key}`;\n\n        propDesc = propDesc || {\n            enumerable: true,\n            configurable: true\n        };\n\n\n        const originalSetter = propDesc ? propDesc.set : null;\n\n        propDesc.get = propDesc.get || (function(this) { return this[privateKey]; });\n\n        propDesc.set = function(this, newValue) {\n            if (originalSetter) {\n                originalSetter.call(this, newValue);\n                if (this.grid) {\n                    this.grid.notifyChanges(repaint);\n                }\n            } else {\n                if (newValue === this[key]) { return; }\n                this[privateKey] = newValue;\n                if (this.grid) {\n                    this.grid.notifyChanges(repaint);\n                }\n            }\n        };\n        return propDesc as any;\n    };\n}\n"]}