質問編集履歴
2
追記忘れです。すみません。fx:controllerはMainControllerに紐づけております
test
CHANGED
File without changes
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test
CHANGED
@@ -166,14 +166,6 @@
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HelloController controller = loader.getController();
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//this.replaceSceneContent(controller);
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-
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/*Scene scene = new Scene(root);
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-
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stage.setScene(scene);
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-
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stage.show();*/
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-
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stage2.setTitle("Hello");
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@@ -196,16 +188,6 @@
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}
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-
/**
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* Get Instance
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*
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* @return
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*/
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-
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public static Original getInstance() {
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return instance;
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@@ -677,3 +659,35 @@
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}
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```
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+
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Main.fxml
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664
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```
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<?xml version="1.0" encoding="UTF-8"?>
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<?import javafx.scene.control.*?>
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<?import javafx.scene.text.*?>
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<?import java.lang.*?>
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+
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<?import javafx.scene.layout.*?>
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<?import javafx.collections.FXCollections ?>
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<AnchorPane maxHeight="-Infinity" maxWidth="-Infinity" minHeight="-Infinity" minWidth="-Infinity" prefHeight="400.0" prefWidth="600.0" xmlns="http://javafx.com/javafx/8" xmlns:fx="http://javafx.com/fxml/1" fx:controller="fx.MainController">
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+
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<略>
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</AnchorPane>
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```
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1
追記いたしました
test
CHANGED
File without changes
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test
CHANGED
@@ -12,125 +12,7 @@
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12
12
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13
13
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java.lang.NullPointerException
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14
14
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15
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-
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15
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+
<略>
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16
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-
|
17
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at fx.HelloController.onHelloButtonClicked(HelloController.java:27)
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18
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-
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19
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at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
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-
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21
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at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
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22
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-
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23
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at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
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24
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-
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25
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at java.lang.reflect.Method.invoke(Method.java:498)
|
26
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-
|
27
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at sun.reflect.misc.Trampoline.invoke(MethodUtil.java:71)
|
28
|
-
|
29
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at sun.reflect.GeneratedMethodAccessor1.invoke(Unknown Source)
|
30
|
-
|
31
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at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
|
32
|
-
|
33
|
-
at java.lang.reflect.Method.invoke(Method.java:498)
|
34
|
-
|
35
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-
at sun.reflect.misc.MethodUtil.invoke(MethodUtil.java:275)
|
36
|
-
|
37
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-
at javafx.fxml.FXMLLoader$MethodHandler.invoke(FXMLLoader.java:1769)
|
38
|
-
|
39
|
-
at javafx.fxml.FXMLLoader$ControllerMethodEventHandler.handle(FXMLLoader.java:1657)
|
40
|
-
|
41
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-
at com.sun.javafx.event.CompositeEventHandler.dispatchBubblingEvent(CompositeEventHandler.java:86)
|
42
|
-
|
43
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-
at com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:238)
|
44
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-
|
45
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-
at com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:191)
|
46
|
-
|
47
|
-
at com.sun.javafx.event.CompositeEventDispatcher.dispatchBubblingEvent(CompositeEventDispatcher.java:59)
|
48
|
-
|
49
|
-
at com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:58)
|
50
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-
|
51
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at com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
|
52
|
-
|
53
|
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at com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56)
|
54
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-
|
55
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at com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
|
56
|
-
|
57
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at com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56)
|
58
|
-
|
59
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at com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
|
60
|
-
|
61
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at com.sun.javafx.event.EventUtil.fireEventImpl(EventUtil.java:74)
|
62
|
-
|
63
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at com.sun.javafx.event.EventUtil.fireEvent(EventUtil.java:49)
|
64
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-
|
65
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-
at javafx.event.Event.fireEvent(Event.java:198)
|
66
|
-
|
67
|
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at javafx.scene.Node.fireEvent(Node.java:8413)
|
68
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-
|
69
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at javafx.scene.control.Button.fire(Button.java:185)
|
70
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-
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71
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at com.sun.javafx.scene.control.behavior.ButtonBehavior.mouseReleased(ButtonBehavior.java:182)
|
72
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-
|
73
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at com.sun.javafx.scene.control.skin.BehaviorSkinBase$1.handle(BehaviorSkinBase.java:96)
|
74
|
-
|
75
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at com.sun.javafx.scene.control.skin.BehaviorSkinBase$1.handle(BehaviorSkinBase.java:89)
|
76
|
-
|
77
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at com.sun.javafx.event.CompositeEventHandler$NormalEventHandlerRecord.handleBubblingEvent(CompositeEventHandler.java:218)
|
78
|
-
|
79
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at com.sun.javafx.event.CompositeEventHandler.dispatchBubblingEvent(CompositeEventHandler.java:80)
|
80
|
-
|
81
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at com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:238)
|
82
|
-
|
83
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at com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:191)
|
84
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-
|
85
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-
at com.sun.javafx.event.CompositeEventDispatcher.dispatchBubblingEvent(CompositeEventDispatcher.java:59)
|
86
|
-
|
87
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at com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:58)
|
88
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-
|
89
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-
at com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
|
90
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-
|
91
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-
at com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56)
|
92
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-
|
93
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-
at com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
|
94
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-
|
95
|
-
at com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56)
|
96
|
-
|
97
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at com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
|
98
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-
|
99
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at com.sun.javafx.event.EventUtil.fireEventImpl(EventUtil.java:74)
|
100
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-
|
101
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at com.sun.javafx.event.EventUtil.fireEvent(EventUtil.java:54)
|
102
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-
|
103
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at javafx.event.Event.fireEvent(Event.java:198)
|
104
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-
|
105
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at javafx.scene.Scene$MouseHandler.process(Scene.java:3757)
|
106
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-
|
107
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at javafx.scene.Scene$MouseHandler.access$1500(Scene.java:3485)
|
108
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-
|
109
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at javafx.scene.Scene.impl_processMouseEvent(Scene.java:1762)
|
110
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-
|
111
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at javafx.scene.Scene$ScenePeerListener.mouseEvent(Scene.java:2494)
|
112
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-
|
113
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at com.sun.javafx.tk.quantum.GlassViewEventHandler$MouseEventNotification.run(GlassViewEventHandler.java:381)
|
114
|
-
|
115
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at com.sun.javafx.tk.quantum.GlassViewEventHandler$MouseEventNotification.run(GlassViewEventHandler.java:295)
|
116
|
-
|
117
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at java.security.AccessController.doPrivileged(Native Method)
|
118
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-
|
119
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at com.sun.javafx.tk.quantum.GlassViewEventHandler.lambda$handleMouseEvent$353(GlassViewEventHandler.java:417)
|
120
|
-
|
121
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at com.sun.javafx.tk.quantum.QuantumToolkit.runWithoutRenderLock(QuantumToolkit.java:389)
|
122
|
-
|
123
|
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at com.sun.javafx.tk.quantum.GlassViewEventHandler.handleMouseEvent(GlassViewEventHandler.java:416)
|
124
|
-
|
125
|
-
at com.sun.glass.ui.View.handleMouseEvent(View.java:555)
|
126
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-
|
127
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at com.sun.glass.ui.View.notifyMouse(View.java:937)
|
128
|
-
|
129
|
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at com.sun.glass.ui.gtk.GtkApplication._runLoop(Native Method)
|
130
|
-
|
131
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at com.sun.glass.ui.gtk.GtkApplication.lambda$null$48(GtkApplication.java:139)
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|
133
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at java.lang.Thread.run(Thread.java:748)
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134
16
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135
17
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136
18
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@@ -479,3 +361,319 @@
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479
361
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java version "1.8.0_151"
|
480
362
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481
363
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eclipse:Version: Oxygen.1a Release (4.7.1a)
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+
|
365
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+
|
366
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+
|
367
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+
###追記
|
368
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+
|
369
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+
MainController.java
|
370
|
+
|
371
|
+
```
|
372
|
+
|
373
|
+
package fx;
|
374
|
+
|
375
|
+
|
376
|
+
|
377
|
+
import <略>
|
378
|
+
|
379
|
+
|
380
|
+
|
381
|
+
public class MainController extends AnchorPane implements Initializable{
|
382
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+
|
383
|
+
|
384
|
+
|
385
|
+
@FXML
|
386
|
+
|
387
|
+
private ChoiceBox<String> dropDown;
|
388
|
+
|
389
|
+
|
390
|
+
|
391
|
+
@FXML
|
392
|
+
|
393
|
+
private TextField textBox;
|
394
|
+
|
395
|
+
|
396
|
+
|
397
|
+
@FXML
|
398
|
+
|
399
|
+
private Button button;
|
400
|
+
|
401
|
+
|
402
|
+
|
403
|
+
@Override
|
404
|
+
|
405
|
+
public void initialize(URL location, ResourceBundle resources) {
|
406
|
+
|
407
|
+
// 何もしない
|
408
|
+
|
409
|
+
}
|
410
|
+
|
411
|
+
|
412
|
+
|
413
|
+
public MainController() {
|
414
|
+
|
415
|
+
|
416
|
+
|
417
|
+
}
|
418
|
+
|
419
|
+
|
420
|
+
|
421
|
+
|
422
|
+
|
423
|
+
@FXML
|
424
|
+
|
425
|
+
public void onClick(ActionEvent event) {
|
426
|
+
|
427
|
+
// テキストボックスに文字列をセットする
|
428
|
+
|
429
|
+
textBox.setText("ボタンを押しました。");
|
430
|
+
|
431
|
+
}
|
432
|
+
|
433
|
+
|
434
|
+
|
435
|
+
}
|
436
|
+
|
437
|
+
```
|
438
|
+
|
439
|
+
MainConrollerへの切り替え Hellocontroller.java
|
440
|
+
|
441
|
+
```
|
442
|
+
|
443
|
+
package fx;
|
444
|
+
|
445
|
+
|
446
|
+
|
447
|
+
import java.io.IOException;
|
448
|
+
|
449
|
+
import java.net.URL;
|
450
|
+
|
451
|
+
import java.util.ResourceBundle;
|
452
|
+
|
453
|
+
|
454
|
+
|
455
|
+
import javafx.event.ActionEvent;
|
456
|
+
|
457
|
+
import javafx.fxml.FXML;
|
458
|
+
|
459
|
+
import javafx.fxml.FXMLLoader;
|
460
|
+
|
461
|
+
import javafx.fxml.Initializable;
|
462
|
+
|
463
|
+
import javafx.scene.control.Button;
|
464
|
+
|
465
|
+
import javafx.scene.control.Label;
|
466
|
+
|
467
|
+
import javafx.scene.layout.AnchorPane;
|
468
|
+
|
469
|
+
|
470
|
+
|
471
|
+
public class HelloController extends AnchorPane{
|
472
|
+
|
473
|
+
|
474
|
+
|
475
|
+
@FXML private Button helloButton;
|
476
|
+
|
477
|
+
@FXML private Label helloLabel;
|
478
|
+
|
479
|
+
|
480
|
+
|
481
|
+
private int cnt;
|
482
|
+
|
483
|
+
|
484
|
+
|
485
|
+
|
486
|
+
|
487
|
+
@FXML
|
488
|
+
|
489
|
+
public void onHelloButtonClicked(ActionEvent event) throws IOException {
|
490
|
+
|
491
|
+
/*this.helloLabel.setText("clicked! : " + cnt);
|
492
|
+
|
493
|
+
cnt++;*/
|
494
|
+
|
495
|
+
Original.getInstance().MainController();
|
496
|
+
|
497
|
+
}
|
498
|
+
|
499
|
+
|
500
|
+
|
501
|
+
public void onClick(ActionEvent event) {
|
502
|
+
|
503
|
+
/*this.helloLabel.setText("clicked! : " + cnt);
|
504
|
+
|
505
|
+
cnt++;*/
|
506
|
+
|
507
|
+
//Original.getInstance().MainController();
|
508
|
+
|
509
|
+
}
|
510
|
+
|
511
|
+
}
|
512
|
+
|
513
|
+
```
|
514
|
+
|
515
|
+
Original.java
|
516
|
+
|
517
|
+
```
|
518
|
+
|
519
|
+
package fx;
|
520
|
+
|
521
|
+
|
522
|
+
|
523
|
+
import java.io.IOException;
|
524
|
+
|
525
|
+
|
526
|
+
|
527
|
+
import javafx.application.Application;
|
528
|
+
|
529
|
+
import javafx.fxml.FXMLLoader;
|
530
|
+
|
531
|
+
import javafx.scene.Parent;
|
532
|
+
|
533
|
+
import javafx.scene.Scene;
|
534
|
+
|
535
|
+
import javafx.stage.Stage;
|
536
|
+
|
537
|
+
|
538
|
+
|
539
|
+
public class Original extends Application {
|
540
|
+
|
541
|
+
|
542
|
+
|
543
|
+
private static Original instance;
|
544
|
+
|
545
|
+
|
546
|
+
|
547
|
+
private Stage stage;
|
548
|
+
|
549
|
+
@Override
|
550
|
+
|
551
|
+
public void start(Stage primaryStage) throws Exception {
|
552
|
+
|
553
|
+
|
554
|
+
|
555
|
+
// インスタンス
|
556
|
+
|
557
|
+
instance = this;
|
558
|
+
|
559
|
+
|
560
|
+
|
561
|
+
try {
|
562
|
+
|
563
|
+
FXMLLoader loader = new FXMLLoader(getClass().getResource("hello.fxml"));
|
564
|
+
|
565
|
+
Parent root = loader.load(); // fx:rootに紐付いたノードインスタンスが得られる
|
566
|
+
|
567
|
+
stage = primaryStage;
|
568
|
+
|
569
|
+
// タイトルセット
|
570
|
+
|
571
|
+
primaryStage.setTitle("Hello");
|
572
|
+
|
573
|
+
|
574
|
+
|
575
|
+
// シーン生成
|
576
|
+
|
577
|
+
Scene scene = new Scene(root);
|
578
|
+
|
579
|
+
|
580
|
+
|
581
|
+
//scene.getStylesheets().add(getClass().getResource("application.css").toExternalForm());
|
582
|
+
|
583
|
+
primaryStage.setScene(scene);
|
584
|
+
|
585
|
+
primaryStage.show();
|
586
|
+
|
587
|
+
} catch(Exception e) {
|
588
|
+
|
589
|
+
e.printStackTrace();
|
590
|
+
|
591
|
+
}
|
592
|
+
|
593
|
+
|
594
|
+
|
595
|
+
|
596
|
+
|
597
|
+
|
598
|
+
|
599
|
+
}
|
600
|
+
|
601
|
+
|
602
|
+
|
603
|
+
public static void main(String[] args) {
|
604
|
+
|
605
|
+
launch(args);
|
606
|
+
|
607
|
+
}
|
608
|
+
|
609
|
+
|
610
|
+
|
611
|
+
public void sendhelloController(String labelText) {
|
612
|
+
|
613
|
+
|
614
|
+
|
615
|
+
stage.setTitle("Hello");
|
616
|
+
|
617
|
+
|
618
|
+
|
619
|
+
HelloController controller = new HelloController();
|
620
|
+
|
621
|
+
this.replaceSceneContent(controller);
|
622
|
+
|
623
|
+
}
|
624
|
+
|
625
|
+
|
626
|
+
|
627
|
+
private void replaceSceneContent(Parent controller) {
|
628
|
+
|
629
|
+
Scene scene = stage.getScene();
|
630
|
+
|
631
|
+
if (scene == null) {
|
632
|
+
|
633
|
+
scene = new Scene(controller);
|
634
|
+
|
635
|
+
stage.setScene(scene);//このステージで使用されるシーンを指定
|
636
|
+
|
637
|
+
System.out.println("a");//確認用文字出力
|
638
|
+
|
639
|
+
} else {
|
640
|
+
|
641
|
+
stage.getScene().setRoot(controller);
|
642
|
+
|
643
|
+
|
644
|
+
|
645
|
+
}
|
646
|
+
|
647
|
+
}
|
648
|
+
|
649
|
+
|
650
|
+
|
651
|
+
public void MainController() throws IOException {
|
652
|
+
|
653
|
+
stage.setTitle("Main");
|
654
|
+
|
655
|
+
FXMLLoader loader = new FXMLLoader(getClass().getResource("Main.fxml"));
|
656
|
+
|
657
|
+
Parent root = loader.load(); // fx:rootに紐付いたノードインスタンスが得られる
|
658
|
+
|
659
|
+
MainController controller = loader.getController(); // fx:controllerに紐付いたコントローラインスタンスが得られる
|
660
|
+
|
661
|
+
this.replaceSceneContent(controller);
|
662
|
+
|
663
|
+
|
664
|
+
|
665
|
+
}
|
666
|
+
|
667
|
+
|
668
|
+
|
669
|
+
public static Original getInstance() {
|
670
|
+
|
671
|
+
return instance;
|
672
|
+
|
673
|
+
}
|
674
|
+
|
675
|
+
|
676
|
+
|
677
|
+
}
|
678
|
+
|
679
|
+
```
|