netbeans中是否有一个工具可以自动将javafx jar文件转换为apk文件?
以上是我在Android上部署JavaFX的Gluon项目.我的问题是我无法引用android.jar.怎么解决这个?
的build.gradle
buildscript {
repositories {
jcenter()
}
dependencies {
classpath 'org.javafxports:jfxmobile-plugin:1.0.0-b9'
}
}
apply plugin: 'org.javafxports.jfxmobile'
repositories {
jcenter()
}
mainClassName = 'com.raes.Main'
jfxmobile {
android {
manifest = 'src/android/AndroidManifest.xml'
}
ios {
infoPList = file('src/ios/Default-Info.plist')
}
}
Run Code Online (Sandbox Code Playgroud) 根据SQLiteDatabase API文档:
insert(String table,String nullColumnHack,ContentValues values)
将行插入数据库的便捷方法.
nullColumnHack是什么意思?
能给我举个例子?
package example;
import javafx.application.Application;
import javafx.geometry.Pos;
import javafx.scene.Scene;
import javafx.scene.layout.BorderPane;
import javafx.scene.layout.StackPane;
import javafx.scene.layout.VBox;
import javafx.scene.text.Text;
import javafx.stage.Stage;
public class Main extends Application {
@Override
public void start(Stage primaryStage) {
Text text = new Text("This is a Text");
VBox box = new VBox();
box.setAlignment(Pos.CENTER);
box.setStyle("-fx-background-color: yellow;");
box.getChildren().add(text);
StackPane container = new StackPane();
container.getChildren().add(box);
BorderPane bp = new BorderPane();
bp.setCenter(container);
Scene scene = new Scene(bp, 300, 250);
primaryStage.setTitle("Hello World!");
primaryStage.setScene(scene);
primaryStage.show();
}
/**
* @param args the command line arguments
*/ …
Run Code Online (Sandbox Code Playgroud) 我试图动态地改变background-color
div,但不幸的是我似乎无法使它工作!请告诉我我的代码有什么问题.
码:
<!doctype html>
<html>
<head>
<script src="jquery.js"></script>
<script>
$(document).ready(function(){
var categorydivs = $(".category-container");
$.each(categorydivs,function(index,div){
div.css("background-color","yellow");
});
});
</script>
</head>
<body>
<div id="main-container">
<div class="category-container">
Category 1
</div>
<div class="category-container">
Category 2
</div>
</div>
</body>
</html>
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运行上面的代码后会抛出错误:Uncaught TypeError: div.css is not a function
.为什么?
我试图从dalvik sdk的Ensemble8示例中运行convertJavaFXToAndroid,但不幸的是它抛出一个错误说:
C:\达尔维克SDK \样品\ Ensemble8> convertJavaFXToAndroid.bat
C:\ dalvik-sdk\samples\Ensemble8>#!/ bin/bash'#!' 不被识别为内部或外部命令,可操作程序或批处理文件.
C:\ dalvik-sdk\samples\Ensemble8>#修改下面的行,将ANDROID_SDK指向android sdk,你'''不被识别为内部或外部命令,可操作程序或批处理文件.
C:\ dalvik-sdk\samples\Ensemble8> #download.'#'不被识别为内部或外部命令,可操作程序或批处理文件.
C:\ dalvik-sdk\samples\Ensemble8> export ANDROID_SDK = C:/ AndroidSDK/sdk'export'未被识别为内部或外部命令,可运行程序或批处理文件.
C:\ dalvik-sdk\samples\Ensemble8>#'#'未被识别为内部或外部命令,可运行程序或批处理文件.
C:\ dalvik-sdk\samples\Ensemble8>#'#'未被识别为内部或外部命令,可运行程序或批处理文件.
C:\ dalvik-sdk\samples\Ensemble8> export HERE = $ {PWD}'export'不被识别为内部或外部命令,可操作程序或批处理文件.
C:\ dalvik-sdk\samples\Ensemble8> export DALVIK_SDK = $ HERE /../../'export'未被识别为内部或外部命令,可运行程序或批处理文件.
C:\ dalvik-sdk\samples\Ensemble8> export JAVAFX_APP_DIR = $ HERE/ensemble'export'未被识别为内部或外部命令,可运行程序或批处理文件.
C:\ dalvik-sdk\samples\Ensemble8> export PATH = $ ANDROID_SDK/tools:$ PATH'export'不被识别为内部或外部命令,可操作程序或批处理文件.
C:\ dalvik-sdk\samples\Ensemble8> export WORKDIR = $ HERE/android'export'不被识别为内部或外部命令,可操作程序或批处理文件.
C:\ dalvik-sdk\samples\Ensemble8> export PACKAGE ="org.javafxports.ensemble8"'export'未被识别为内部或外部命令,可运行程序或批处理文件.
C:\ dalvik-sdk\samples\Ensemble8> export NAME ="Ensemble8Android"'export'不被识别为内部或外部命令,可操作程序或批处理文件.
C:\ dalvik-sdk\samples\Ensemble8> export MAINCLASS ="ensemble.EnsembleApp"'export'未被识别为内部或外部命令,可运行程序或批处理文件.
C:\ …
我有以下代码:
areasqm.addTextChangedListener(new TextWatcher() {
@Override
public void afterTextChanged(Editable arg0) {
}
@Override
public void beforeTextChanged(CharSequence arg0, int arg1, int arg2, int arg3) {
}
@Override
public void onTextChanged(CharSequence arg0, int arg1, int arg2, int arg3) {
double val = Double.parseDouble(areasqm.getText().toString());
areaha.setText(String.valueOf(val/10000));
}
});
areaha.addTextChangedListener(new TextWatcher() {
@Override
public void afterTextChanged(Editable arg0) {
}
@Override
public void beforeTextChanged(CharSequence arg0, int arg1, int arg2, int arg3) {
}
@Override
public void onTextChanged(CharSequence arg0, int arg1, int arg2, int arg3) {
double val …
Run Code Online (Sandbox Code Playgroud) 下面的代码将动态创建5个表行.我不明白为什么td.length
返回0,即使我已经创建它.有人可以向我解释原因吗?
<!doctype html>
<html>
<head>
<script src="jquery.js"></script>
<script>
$(document).ready(function(){
var table = $("#mytable");
for(var c=1; c<6; c++){
var id = "#row" + c;
var tr = $("<tr><td id="+id+">Row "+c+"</td></tr>");
table.append(tr);
}
var td = $("#row1");
alert(td.length);
});
</script>
</head>
<body>
<table id="mytable">
</table>
</body>
</html>
Run Code Online (Sandbox Code Playgroud) java ×5
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html ×2
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javascript ×2
jquery ×2
build.gradle ×1
css ×1
gradle ×1
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