René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Wrong Dialog colors on android in dark mode and no way to handle dark/light mode","articleBody":"**Environment**\r\n - nativescript: 8.0.2\r\n - @nativescript/core: 8.0.8\r\n - @nativescript/android: 8.0.0\r\n - @nativescript/ios: 8.0.0\r\n\r\n**Describe the bug**\r\nCould not set label and button colors for `Dialogs` via `css` (to handle dark mode colors)\r\n\r\n**To Reproduce**\r\n- run: `ns create ...`\r\n- add somewhere a `Dialog.alert('Hi')`\r\n- replace the scss as followed:\r\n```scss\r\nPage {\r\n  Label,\r\n  Button {\r\n    color: gray;\r\n  }\r\n\r\n  \u0026.ns-dark {\r\n    Label,\r\n    Button {\r\n      color: white;\r\n    }\r\n  }\r\n  \u0026.ns-light {\r\n    Label,\r\n    Button {\r\n      color: black;\r\n    }\r\n  }\r\n}\r\n\r\nLabel,\r\nButton {\r\n  color: blue;\r\n\r\n  \u0026.ns-dark {\r\n    color: yellow;\r\n  }\r\n  \u0026.ns-light {\r\n    color: green;\r\n  }\r\n}\r\n```\r\n\r\n***Result on Android***\r\n![android](https://user-images.githubusercontent.com/13959976/124453432-a5fbd400-dd87-11eb-8d90-416b01b6742b.png)\r\n\r\n***Result on iOS***\r\n![ios](https://user-images.githubusercontent.com/13959976/124452458-b2cbf800-dd86-11eb-98a7-aed5b8b2b493.png)\r\n\r\n\r\n**Expected behavior**\r\n- in light mode, the `Dialogs` text and button colors should be `black` or `green` in light mode and `white` or `yellow` in dark mode\r\n- without dark/light mode support they shloud be `gray` or `blue`;\r\n\r\n**Sample project**\r\nPlayground is useless, because it it's last version runs on NS 6.5 (released a year ago).\r\n\r\n**Additional context**\r\n- the [`lbl`](https://github.com/NativeScript/NativeScript/blob/master/packages/core/ui/dialogs/dialogs-common.ts#L299) and [`btn`](https://github.com/NativeScript/NativeScript/blob/master/packages/core/ui/dialogs/dialogs-common.ts#L281) have no `page` or `parentNode`, so the css selectors `Page Label` and `Page Button` fail (described here: https://github.com/NativeScript/NativeScript/issues/3830#issuecomment-547349025)\r\n- the [`lbl`](https://github.com/NativeScript/NativeScript/blob/master/packages/core/ui/dialogs/dialogs-common.ts#L299) and [`btn`](https://github.com/NativeScript/NativeScript/blob/master/packages/core/ui/dialogs/dialogs-common.ts#L281) have no `ns-light` or `ns-dark` css-class, so there is no possibility to set different colors via css.\r\n- on android and ios the color property of [`lbl`](https://github.com/NativeScript/NativeScript/blob/master/packages/core/ui/dialogs/dialogs-common.ts#L299) and [`btn`](https://github.com/NativeScript/NativeScript/blob/master/packages/core/ui/dialogs/dialogs-common.ts#L281) is:\r\n```js\r\ncolor: {\r\n  _argb: 4278190335\r\n  _name: \"blue\"\r\n  a: 255\r\n  android: -16776961\r\n  argb: 4278190335\r\n  b: 255\r\n  g: 0\r\n  hex: \"#0000FF\"\r\n  ios: undefined\r\n  name: \"blue\"\r\n  r: 0\r\n}\r\n```\r\nthere are a some existing issues about this problem, wich are opend over moths, like:\r\nhttps://github.com/NativeScript/NativeScript/issues/8484\r\nhttps://github.com/NativeScript/theme/issues/184\r\n\r\n**Summarized:**\r\n- no chance to apply custom colors for dark mode on both platforms (this is realy bad -\u003e dialogs are not usable in dark mode)\r\n- on android in dark mode gets generated \"magically\" a custom color (but at least is a bit lighter and could be used in dark mode)\r\n- If I'm not wrong, this issue could not be solved, by css (and `@nativescript/theme`)\r\n","author":{"url":"https://github.com/wendt88","@type":"Person","name":"wendt88"},"datePublished":"2021-07-05T10:08:34.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":2},"url":"https://github.com/9462/NativeScript/issues/9462"}