JavaFX in-memory dynamic CSS file editing and applying

[Ty Young]

On 10/15/18 7:02 AM, David Grieve wrote:
> Just setStyle -fx-theme-header (etc.) on the root node.
>
>

That doesn't work, sadly. The actual FX CSS properties that utilize 
-fx-theme-header don't update after setting a new value.


> On 10/15/18 1:05 AM, Ty Young wrote:
>> Does JavaFX have an API for dynamically editing and applying CSS 
>> files in-memory? If not, would there be any possibility in one ever 
>> being made?
>>
>>
>> My reasoning for such an API is, instead of switching between 
>> completely separate CSS files and having to update each whenever I 
>> need to support a new component, I'd like the ability to just have 1 
>> CSS file and edit it's values in-memory and have it reflected in 
>> JavaFX as soon as the change is made. For example instead of changing 
>> the individual components themselves I'd like to get all of this:
>>
>>
>> *
>> {
>>     -fx-theme-header: #444444;
>>     -fx-theme-background: #3D3D3D;
>>     -fx-theme-background-alt: #2E2E2E;
>>     -fx-theme-selected: #F0544C;
>>     -fx-theme-label-text: #D2D2D2;
>>     -fx-theme-selectable-hover: #454545;
>>     -fx-theme-tab-close-color: -fx-theme-label-text;
>>
>>     -fx-highlight-fill: -fx-theme-selected;
>> }
>>
>>
>> and modify it via a JavaFX API to change it to something like:
>>
>>
>> *
>> {
>>     -fx-theme-header: #FFFFFF;
>>     -fx-theme-background: -fx-theme-header;
>>     -fx-theme-background-alt: #F2F2F2;
>>     -fx-theme-selected: #CBEAFF;
>>     -fx-theme-label-text: #333333;
>>     -fx-theme-selectable-hover: #E1E1E1;
>>     -fx-theme-tab-close-color: -fx-theme-label-text;
>>
>>     -fx-highlight-fill: -fx-theme-selected;
>> }
>>
>>
>> Since these are used throughout the CSS file, all the components that 
>> use these will be updated.
>>
>>
>>
>>
>>
>