1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
|
public class ThisWidget extends LayoutContainer {
public void onRender(Element parent, int index) {
super.onRender(parent, index);
setLayout(new VBoxLayout());
setWidth("100%");
final FormPanel uploadPhotoPanel = new FormPanel();
uploadPhotoPanel.setWidth("100%");
uploadPhotoPanel.setHeight("150px");
Label label = new Label("Ajouter une photo");
add(label);
uploadPhotoPanel.setAction(GWT.getModuleBaseURL()
+ "photoload/uploadpreview.ctz");
uploadPhotoPanel.setEncoding(FormPanel.ENCODING_MULTIPART);
uploadPhotoPanel.setMethod(FormPanel.METHOD_POST);
final FileUploadField file = new FileUploadField();
file.setName("FILE");
uploadPhotoPanel.add(file);
file.addHandler(new ChangeHandler() {
@Override
public void onChange(ChangeEvent event) {
uploadPhotoPanel.submit();
}
}, ChangeEvent.getType());
final Button btn = new Button("Ajouter",
new SelectionListener<ButtonEvent>() {
@Override
public void componentSelected(ButtonEvent ce) {
uploadPhotoPanel.submit();
}
});
final Image previewimage;
previewimage = new Image();
DOM.setElementAttribute(previewimage.getElement(), "id",
"previewimage");
previewimage.setSize("200px", "200px");
previewimage.addLoadHandler(new LoadHandler(){
protected native void onPreviewLoad() /*-{
document.getElementById("#previewimage").imgAreaSelect({
aspectRatio : '1:1',
handles : true,
fadeSpeed : 200
});
}-*/;
@Override
public void onLoad(LoadEvent event) {
onPreviewLoad();
}});
uploadPhotoPanel
.addSubmitCompleteHandler(new SubmitCompleteHandler() {
@Override
public void onSubmitComplete(SubmitCompleteEvent event) {
previewimage.setUrl(GWT.getModuleBaseURL()
+ "photoload/downloadpreview.ctz?tsp="
+ System.currentTimeMillis());
}
});
add(uploadPhotoPanel);
add(previewimage);
add(btn);
} |
