在寫 AndroidManifest.xml 的時候,到底什麼時候要給 Activity 添加android.intent.category.DEFAULT 過濾器呢? Android treats all implicit intents passed to startActivity() as if they contained at least one category: "android.intent.category.DEFAULT" (the CATEGORY_DEFAULT
昨天看了一下progressbar,今天總結一下。ProgressBar這個類在/froyo/frameworks/base/core/java/android/widget/ProgressBar.java當你去new一個ProgressBar的時候需要傳進去參數,我們從這裡看一下它執行的流程。本篇的主要意圖還是告訴你如何修改style去改變樣式,如果你想diy自己的ProgressBar,相信對作移植的朋友有所協助。ProgressBar.java public
剛接觸Android,一切就緒之後,點運行卻出現:[2010-09-29 11:02:37 - UIandroid] res/layout/main.out.xml:0: Originally defined here.[2010-09-29 11:02:37 - UIandroid] E:/android/UIandroid/res/layout/main.out.xml:1: error: Error parsing XML: no element found[2010-09-29 11:0
最近項目中有個需求,就是判斷我們的應用是否被置於後台,以前只是簡單的以為在activty中判斷onUserLeaveHint()是否被執行即可,這個是被該方法的說明給騙了,說明如下:Called as part of the activity lifecycle when an activity is about to go into the background as the result of user choice. For example,when the user presses
http://www.pocketmagic.net/?p=762Android adb error: “device not found” on UbuntuBy Radu Motisan Posted on June 2nd, 2009I've been getting this error way too often recently, so I've decided to point out some of the causes.1) using my older desktop pc