Reacoder’s gists

Reacoder / itemActivated

Created July 23, 2014 08:12

list item 选中状态。

	item_layout's background.

	<?xml version="1.0" encoding="utf-8"?>
	<selector xmlns:android="http://schemas.android.com/apk/res/android">

	<item android:drawable="@drawable/bg_music_list_item_selected" android:state_pressed="true"></item>
	<item android:drawable="@drawable/bg_music_list_item_selected" android:state_selected="true"></item>
	<item android:drawable="@drawable/bg_music_list_item_selected" android:state_activated="true"></item>
	<item android:drawable="@drawable/bg_music_list_item_normal" ></item>

Reacoder / actionBarTitlePadding.xml

Created July 23, 2014 09:55

From http://stackoverflow.com/questions/9737101/padding-between-actionbars-home-icon-and-title EDIT: make sure you set this drawable as LOGO, not as your app icon like some of the commenters did. Just make an XML drawable and put it in the resource folder "drawable" (without any density or other configuration). The last step is to set this new d…

	<?xml version="1.0" encoding="utf-8"?>
	<layer-list
	xmlns:android="http://schemas.android.com/apk/res/android" >

	<item
	android:drawable="@drawable/my_logo"
	android:right="10dp"/>


	</layer-list>

Reacoder / Thread.java

Created July 23, 2014 14:04

From http://developer.android.com/training/multiple-threads/define-runnable.html

class PhotoDecodeRunnable implements Runnable {...    /*     * Defines the code to run for this task.     */    @Override    public void run() {        // Moves the current Thread into the background        android.os.Process.setThreadPriority(android.os.Process.THREAD_PRIORITY_BACKGROUND);        ...        /*         * Stores the current Thread in the PhotoTask instance,         * so that the instance         * can interrupt the Thread.         */        mPhotoTask.setImageDecodeThread(Thread.currentThread());        ...    }...}

Reacoder / TableLayout.xml

Created July 24, 2014 04:10

TableLayout

	<TableLayout
	android:id="@+id/mytubeplayer_user_info_table"
	android:layout_width="match_parent"
	android:layout_height="wrap_content"
	android:layout_alignParentBottom="true"
	android:stretchColumns="0,1" >

	<TableRow>

	<TextView

Reacoder / ListViewHeight.java

Created July 24, 2014 06:24

Android ListView fixed height item

	short answer:

	when inflating for convertView, instead of just

	result = inf.inflate(R.layout.thread_item, null);
	do

	result = inf.inflate(R.layout.thread_item, parent, false);
	explanation:

Reacoder / moveUserInfoLayoutInY.java

Created July 24, 2014 10:00

动态改变margin 布局。

	private void moveUserInfoLayoutInY(int marginTop) {
	MarginLayoutParams marginParams = new MarginLayoutParams(mUserInfoLayout.getLayoutParams());
	float px = TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, marginTop, getResources().getDisplayMetrics());
	marginParams.setMargins((int)mUserInfoLayout.getLeft(), (int)px, 0, 0);
	RelativeLayout.LayoutParams layoutParams = new RelativeLayout.LayoutParams(marginParams);
	mUserInfoLayout.setLayoutParams(layoutParams);
	}

Reacoder / replaceUrlPara.java

Created July 25, 2014 05:24

替换url 中的某个参数。

	protected static String getRealPlayUrl(String playUrlWithTempSig, String sig) {
	// http://r13---sn-a5m7ln7r.googlevideo.com/videoplayback?
	// sparams=gcr%2Cid%2Cinitcwndbps%2Cip%2Cipbits%2Citag%2Cratebypass%2Csource%2Cupn%2Cexpire&source=youtube
	// &signature=74A5A84D017C326B86FBB2515BD6C00BCD85133A.E1CB6514CD41B99045FF236A3F7CF0F50F4AEC14&itag=22&key=yt5&mws=yes&gcr=cn&ms=au
	// &ipbits=0&ratebypass=yes&expire=1406281956&upn=raAqucAppMU&id=o-AP5UIALOxGG5ae6zN-JNagnKvRQa_WtGXk8czf3NgFuW&mv=u&sver=3&ip=199.245.60.115
	// &fexp=902408%2C924222%2C927622%2C934024%2C934030%2C941431%2C945066%2C946023&mt=1406260337&initcwndbps=1093375
	String realUrl = playUrlWithTempSig.replaceFirst("signature="+"[^&]*", "signature="+sig);
	System.out.println("======= realUrl ======="+realUrl);
	return realUrl;
	}

Reacoder / AndroidStudio

Created July 26, 2014 03:19

AndroidStudio key map.

	*F1 显示声明。

	Shift+F1 浏览器查看声明

	*Command+B 进入源码。

	Command+F12 显示类中的所有方法。

	*Option+Enter 修复提示，还可以提取字符串到value中。

Reacoder / fragmentMenu.java

Created July 29, 2014 07:59

fragment 中显示action button。

	<menu xmlns:android="http://schemas.android.com/apk/res/android"
	xmlns:musictube="http://schemas.android.com/apk/res-auto" >

	<item
	android:id="@+id/action_play"
	android:icon="@drawable/btn_all_actionbar_play"
	android:orderInCategory="100"
	android:showAsAction="ifRoom\|withText"
	android:title="@string/action_play"
	musictube:showAsAction="always\|withText"/>

Reacoder / TableLayout.xml

Created July 30, 2014 02:45

TableLayout 每列的宽度相等。

	<TableLayout
	android:layout_width="match_parent"
	android:layout_height="wrap_content"
	android:layout_marginTop="12dp" >

	<TableRow>

	<TextView
	android:layout_width="0dp"
	android:layout_height="wrap_content"

赵小龙_同学 Reacoder