{"id":1978,"date":"2021-03-22T17:38:10","date_gmt":"2021-03-22T17:38:10","guid":{"rendered":"https:\/\/www.art-events.de\/weblog\/?page_id=1978"},"modified":"2021-03-31T08:27:07","modified_gmt":"2021-03-31T08:27:07","slug":"android-programmieren-tipps-und-tricks","status":"publish","type":"page","link":"https:\/\/www.art-events.de\/weblog\/android-programmieren-tipps-und-tricks\/","title":{"rendered":"Android Programmieren: Tipps und Tricks"},"content":{"rendered":"<p><strong>Action Bar mit Titel und ZUR\u00dcCK Pfeil (Button)<\/strong><\/p>\n<blockquote>\n<pre>@Override\r\nprotected void onCreate(Bundle savedInstanceState) {\r\n    super.onCreate(savedInstanceState);\r\n    setContentView(R.layout.activity_erfassung1);\r\n\r\n    \/\/Set Action Bar useable\r\n    getSupportActionBar().setDisplayHomeAsUpEnabled(true);\r\n    getSupportActionBar().setTitle(\"Titel der Anwendung\");\r\n.........\r\n}\r\n\r\n<\/pre>\n<pre>    public boolean onOptionsItemSelected(MenuItem item){\r\n        \/\/------------------------------------------------\r\n        \/\/Back Key in Action bar:\r\n        \/\/------------------------------------------------\r\n\/\/Hier koenntet ihr eine neue Activity starten, wenn Pfeil gedrueckt:\r\n\/\/        Intent myIntent = new Intent(getApplicationContext(), MainActivity.class);\r\n\/\/        startActivityForResult(myIntent, 0);\r\n\/\/In unserem Fall wollen wir die aktive Intent nur schnell schliessen:\r\n        finish();\r\n        return true;\r\n    } \/\/<\/pre>\n<\/blockquote>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>Text und Entwurf. (c) AE SYSTEME Testcenter<br \/>\nHans-J. Walter\u00a0<a href=\"mailto:hjw@terminal-systems.de\">hjw@terminal-systems.de<\/a><\/p>\n<p><em>Hinweis: Alle Angaben ohne Gew\u00e4hr. Diese Beschreibung bezieht sich auf unsere Installation und stellt keine Bewertung der verwendeten Techniken da.\u00a0<\/em><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Action Bar mit Titel und ZUR\u00dcCK Pfeil (Button) @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_erfassung1); \/\/Set Action Bar useable getSupportActionBar().setDisplayHomeAsUpEnabled(true); getSupportActionBar().setTitle(&#8222;Titel der Anwendung&#8220;); &#8230;&#8230;&#8230; } public boolean onOptionsItemSelected(MenuItem item){ \/\/&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212; \/\/Back Key in Action bar: \/\/&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212; \/\/Hier koenntet ihr eine neue Activity starten, wenn Pfeil gedrueckt: \/\/ Intent myIntent = new Intent(getApplicationContext(), MainActivity.class); \/\/ [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-1978","page","type-page","status-publish","hentry","entry"],"_links":{"self":[{"href":"https:\/\/www.art-events.de\/weblog\/wp-json\/wp\/v2\/pages\/1978","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.art-events.de\/weblog\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.art-events.de\/weblog\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.art-events.de\/weblog\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.art-events.de\/weblog\/wp-json\/wp\/v2\/comments?post=1978"}],"version-history":[{"count":0,"href":"https:\/\/www.art-events.de\/weblog\/wp-json\/wp\/v2\/pages\/1978\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.art-events.de\/weblog\/wp-json\/wp\/v2\/media?parent=1978"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}