en:gui-usage
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Beide Seiten der vorigen RevisionVorhergehende ÜberarbeitungNächste Überarbeitung | Vorhergehende Überarbeitung | ||
en:gui-usage [2015/06/16 21:53] – [Turtle] roehner | en:gui-usage [2022/09/02 10:20] (aktuell) – Externe Bearbeitung 127.0.0.1 | ||
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With the method setLocation(int x, int y) of a JLabel-component you can animate an image. | With the method setLocation(int x, int y) of a JLabel-component you can animate an image. | ||
+ | < | ||
\\ | \\ | ||
\\ | \\ | ||
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---- | ---- | ||
- | ==== JRadioButton & JButtonGroup | + | ==== ButtonGroup |
{{: | {{: | ||
- | JRadiobuttons offer different options, from which you can choose just one. | + | A Buttongroup groups Radiobuttons or Checkboxes. Set the attribute Checkboxes to true if you want a group of Checkboxes. Enter your options using the Items attribute. |
- | To group the JRadioButtons | + | |
- | Write the name of this ButtonGroup for each JRadioButton as value of the attribute | + | |
- | The Java-Editor places this method into the java source code: | + | For a buttongroup of radiobuttons the Java-Editor places this method into the java source code: |
- | <code java> | + | <code java> |
- | so it's easy to get the selected JRadioButton of a ButtonGroup. Example: | + | so it's easy to get the selected JRadioButton of a Buttongroup. Example: |
- | <code java> | + | <code java> |
\\ | \\ | ||
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If you minimize your Java-Application with a Canvas-component und show it up again, the content of the Canvas-Component is lost. To avoid this, you have to create a subclass from Canvas and do the drawing in the // | If you minimize your Java-Application with a Canvas-component und show it up again, the content of the Canvas-Component is lost. To avoid this, you have to create a subclass from Canvas and do the drawing in the // | ||
- | |||
- | The turtle which belongs to the Java-Editor is an example of a Canvas-subclass.\\ | ||
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==== Turtle ==== | ==== Turtle ==== | ||
+ | {{: | ||
+ | |||
+ | Since Java-Editor version 14.04 we have an animated Turtle-component for JavaFX. | ||
+ | It's conception is based on the former Turtle-component and supports a cartesian coordinate system. | ||
{{: | {{: |
en/gui-usage.1434484391.txt.gz · Zuletzt geändert: 2015/06/16 21:53 (Externe Bearbeitung)