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RSS订阅原创 [Flutter] Build macos desktop app with flutter
First of all:Should switch flutter branch tomasterto enable app run on macOS .Create project:Normal project (consists of mobile platforms, android and iOS )Type in terminalflutter ...
2019-11-07 09:57:30
405
原创 measure screen dp
//measure the screen width and heightDisplay display = getActivity().getWindowManager().getDefaultDisplay();DisplayMetrics outMetrics = new DisplayMetrics ();display.getMetrics(outMetrics);float de
2016-10-18 14:06:08
209
原创 Handsome Toast
to customm a toat to make your app looks handsomehow to ? write a class as follow is okay.public class GreanToast { private Toast toast; private Context mContext; public GreanToast(Cont
2016-10-11 09:58:08
255
原创 custom a switch
‘cuz the switch android provides is in solid height. it’s too narrow to contain my texton/off. I work out a solution building a custom switch.there are three steps： 1/ prepare a xml (a relative layou
2016-10-10 14:22:23
203
转载 欢迎使用CSDN-markdown编辑器
欢迎使用Markdown编辑器写博客本Markdown编辑器使用StackEdit修改而来，用它写博客，将会带来全新的体验哦：Markdown和扩展Markdown简洁的语法代码块高亮图片链接和图片上传LaTex数学公式UML序列图和流程图离线写博客导入导出Markdown文件丰富的快捷键快捷键加粗 Ctrl + B 斜体 Ctrl + I 引用 Ctrl
2016-10-10 14:21:37
153
原创 Fragments 优化切换卡顿 & 屏蔽穿透点击事件
1、用add(R.id.frag, fragment) & hide(fragment) show(fragment)来解决切换的卡顿当多个Fragment间切换时 会有明显的卡顿。以下就是 radio.setOnCheckedChangeListener(new RadioGroup.OnCheckedChangeListener() {
2016-09-21 14:07:35
886
原创 android studio导入eclipse的library/ import libraries from eclipse to android studio
when you pick a library in eclipse and want to export it. it says as followit means you can import it straight in android studio. steps are as follow:1/ eclipse: new module -- import packag
2016-09-19 14:21:10
452
转载 [android] string format (sth like %1$s..)
from 博客园：http://www.cnblogs.com/bluestorm/p/3713717.html[personal technical diary]%1$s %1$d Android string （java & Android 格式化字符串）1$s // String%1$d // int//R.string.old:我今年%1$d
2016-09-19 14:09:09
2850
原创 [android] how to hide system bar and navigation bar in android
several ways I found, (wait to verify):1/secly.setSystemUiVisibility(View.SYSTEM_UI_FLAG_HIDE_NAVIGATION);secly is my layout , setcontent, second activity is ok, but in main activity does not
2016-08-30 10:27:59
952
原创 [eclipse] there is no android application option at run as
just because the prj is not right. if it's right built, there should be.
2016-08-29 14:20:43
426
原创 [android] (new buttons in java not in xml) share onclick in one activity,
public class SecondAct extends Activity implements View.OnClickListener {first should implements View.OnClickListener then you can override onclick@Overridepublic void onClick(View v) {
2016-08-29 13:57:57
276
原创 found that when click menu then click again， back to main activity but not the one when click menu.
that isactivity A is main activity of app,then activity A has a button to activity B,when in B, click menu button, shows recent apps, click again-- should return to B, but found to be A.r
2016-08-27 14:15:38
397
原创 [Android Studio] always goes wrong "meata_data" "cant find API 21" when import a prj from eclipse
1/problem: automatically insert meata_data in manifest.xml cant delete.solve: comment out " google .. client" 2/problem: after attempt to import a prj from eclipse, goes wrong. says ca
2016-08-26 17:34:42
526
原创 [Android] Start your activity after boot completed
several ways as follow:1. register in manifest.xml as android:name="android.intent.action.MAIN" /> android:name="android.intent.category.DEFAULT" /> android:name="android.intent
2016-08-26 14:45:01
483
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