{"id":203,"date":"2007-03-28T09:47:22","date_gmt":"2007-03-28T07:47:22","guid":{"rendered":"https:\/\/bob-team.de\/wordpress\/?p=203"},"modified":"2007-03-28T15:15:30","modified_gmt":"2007-03-28T13:15:30","slug":"tastatur-zentral-nutzen","status":"publish","type":"post","link":"https:\/\/bob-team.de\/wordpress\/2007\/03\/28\/tastatur-zentral-nutzen\/","title":{"rendered":"Tastatur zentral nutzen"},"content":{"rendered":"

Der klassische Weg eine Komponente und eine Tastenkobination zu verbinden f\u00fchrt \u00fcber die Key<\/em>– und ActionMap<\/em>.<\/p>\n

[code lang=“java“]Action doNothing = new AbstractAction() {
\n public void actionPerformed(ActionEvent e) {
\n System.out.println(„F2“);
\n }
\n};<\/p>\n

jPanel.getInputMap().put(
\n KeyStroke.getKeyStroke(„F2“), „doActionF2“);<\/p>\n

jPanel.getActionMap().put(„doActionF2“,
\n doNothing);[\/code]<\/p>\n

Jede Komponente kennt drei InputMap<\/em>, um nut bei bestimmten Fokuszust\u00e4nden reagieren zu m\u00fcssen.<\/p>\n

M\u00f6chte man eine Tastenkombination f\u00fcr die gesamte Anwendnung zur Verf\u00fcgung stellen, muss man den KeyboardFocusManager<\/em> nutzen.<\/p>\n

[code lang=“java“]KeyEventDispatcher disp = new KeyEventDispatcher() {
\n public boolean dispatchKeyEvent(KeyEvent evt) {
\n if(evt.getKeyCode() == KeyEvent.VK_F2 &&
\n evt.getId() == KeyEvent.KEY_RELEASED){
\n System.out.println(„F2“);
\n }
\n return true;
\n }
\n};<\/p>\n

KeyboardFocusManager.getCurrentKeyboardFocusManager().
\n addKeyEventDispatcher(disp);[\/code]<\/p>\n

Weitere Informationen unter:<\/p>\n

http:\/\/java.sun.com\/products\/jlf\/ed2\/book\/<\/a>
\nhttp:\/\/java.sun.com\/docs\/books\/tutorial\/<\/a>
\nhttp:\/\/javamagazin.de\/itr\/online_artikel\/<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

Der klassische Weg eine Komponente und eine Tastenkobination zu verbinden f\u00fchrt \u00fcber die Key– und ActionMap. [code lang=“java“]Action doNothing = new AbstractAction() { public void actionPerformed(ActionEvent e) { System.out.println(„F2“); } }; jPanel.getInputMap().put( KeyStroke.getKeyStroke(„F2“), „doActionF2“); jPanel.getActionMap().put(„doActionF2“, doNothing);[\/code] Jede Komponente kennt drei InputMap, um nut bei bestimmten Fokuszust\u00e4nden reagieren zu m\u00fcssen. M\u00f6chte man eine Tastenkombination f\u00fcr die […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-203","post","type-post","status-publish","format-standard","hentry","category-java","entry"],"_links":{"self":[{"href":"https:\/\/bob-team.de\/wordpress\/wp-json\/wp\/v2\/posts\/203","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/bob-team.de\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/bob-team.de\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/bob-team.de\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/bob-team.de\/wordpress\/wp-json\/wp\/v2\/comments?post=203"}],"version-history":[{"count":0,"href":"https:\/\/bob-team.de\/wordpress\/wp-json\/wp\/v2\/posts\/203\/revisions"}],"wp:attachment":[{"href":"https:\/\/bob-team.de\/wordpress\/wp-json\/wp\/v2\/media?parent=203"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/bob-team.de\/wordpress\/wp-json\/wp\/v2\/categories?post=203"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/bob-team.de\/wordpress\/wp-json\/wp\/v2\/tags?post=203"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}