轉寄至:http://www.cnblogs.com/baiyongquan/archive/2012/06/27/2566167.htmlandroid系統中的textview會在行尾是連串的數字、字母或者標點符號時提前換行,其實word中也是會提前換行的,但是PC端畢竟字元占的空間比例比較小,手機字元占的比例就很大,所以有時候系統內建textview顯示行尾會有很大的空白比例,非常難看。所以我們在這種情況下有必要做一個控制項用來顯示文本。public class
讀取全部的通訊錄,但是過濾掉黑名單中已經存在的記錄,其中過濾條件必須輸入為People._id,不然會報錯:03-22 14:37:51.951: ERROR/DatabaseUtils(108): android.database.sqlite.SQLiteException: ambiguous column name: _id: , while compiling: SELECT people._id AS _id, (CASE WHEN (name IS NOT NULL
1. [Building Error] drivers/base/power/main.c:521: error: 'struct dev_pm_info' has no member named 'in_suspend'drivers/base/power/main.c- if (dev->parent && dev->parent->power.in_suspend)+ if (dev->parent &&
AbstractCursor.java檔案/** * This is an abstract cursor class that handles a lot of the common code * that all cursors need to deal with and is provided for convenience reasons. */public abstract class AbstractCursor implements CrossProcessCursor {
可以通過android.content.Context的getResources()的得到Resources()控制代碼。然後可以通過Resources()控制代碼的函數得到各類資源:比如 得到drawable:getResources().getDrawable(R.drawable.pbook_tab_groups))比如得到RawResource的輸入資料流InputStream is = getResources().openRawResource(R.drawable.balloons
android畫圖的效能分析一,往直接View裡畫圖。用onDraw (Canvas g)向View裡畫圖.我在模擬器上測序了4種向View裡畫320X480圖的效能:首先,畫inmutable的bitmap圖最快。(9毫秒)其次,畫mutable的bitmap圖比較慢。(19毫秒)再其次,畫非Alpha的RGB資料更慢。(34毫秒)最後,畫Alpha的RGB資料最慢。(43毫秒)測試代碼1: long times[]=new long[4]; int cnt=0; protected voi