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 package info.magnolia.ui.vaadin.gwt.client.widget;
35
36 import info.magnolia.ui.vaadin.gwt.client.editor.jsni.AbstractFrameEventHandler;
37
38 import com.google.gwt.core.client.GWT;
39 import com.google.gwt.dom.client.Element;
40 import com.google.gwt.dom.client.Style;
41 import com.google.gwt.event.dom.client.LoadEvent;
42 import com.google.gwt.event.dom.client.LoadHandler;
43 import com.google.gwt.user.client.ui.Composite;
44 import com.google.gwt.user.client.ui.SimplePanel;
45 import com.google.gwt.user.client.ui.Widget;
46 import com.google.web.bindery.event.shared.EventBus;
47 import com.vaadin.client.BrowserInfo;
48 import com.vaadin.client.ComputedStyle;
49
50
51
52
53 public class PageEditorViewImpl extends Composite implements PageEditorView {
54
55 public static final String PAGE_EDITOR_CLASS_NAME = "pageEditor";
56
57 private Listener listener;
58
59 private PageEditorFrameclient/widget/PageEditorFrame.html#PageEditorFrame">PageEditorFrame iframe = new PageEditorFrame();
60
61 private SimplePanel content;
62
63 private AbstractFrameEventHandler handler;
64 private int lastScrollPosition;
65
66 public PageEditorViewImpl(EventBus eventBus) {
67 super();
68 this.handler = GWT.create(AbstractFrameEventHandler.class);
69 this.content = new SimplePanel();
70 handler.setView(this);
71 handler.setEventBus(eventBus);
72 content.setWidget(iframe);
73 initWidget(content);
74 setStyleName(PAGE_EDITOR_CLASS_NAME);
75
76 final Element iframeElement = iframe.getElement();
77 iframeElement.setAttribute("width", "100%");
78 iframeElement.setAttribute("height", "100%");
79 iframeElement.setAttribute("allowTransparency", "true");
80 iframeElement.setAttribute("frameborder", "0");
81
82 iframe.addLoadHandler(new LoadHandler() {
83
84 @Override
85 public void onLoad(LoadEvent event) {
86 iframe.removeStyleName("iframe-preloader");
87 }
88 });
89
90 handler.init();
91 if (BrowserInfo.get().isIE8()) {
92 registerPageEditorIframe(iframeElement);
93 }
94 }
95
96 private native void registerPageEditorIframe(Element iframeElement)
97
98 ;
99
100 @Override
101 public PageEditorFrame getFrame() {
102 return iframe;
103 }
104
105 @Override
106 public Widget getContent() {
107 return content;
108 }
109
110 @Override
111 public void setListener(Listener listener) {
112 this.listener = listener;
113 }
114
115 @Override
116 public void setUrl(String url) {
117 getFrame().setUrl(url);
118 }
119
120 @Override
121 public void reload() {
122 handler.reloadIFrame(iframe.getElement());
123 }
124
125
126
127
128 @Override
129 public void setLastScrollPosition(int lastScrollPosition) {
130 this.lastScrollPosition = lastScrollPosition;
131 }
132
133
134
135
136
137 @Override
138 public void resetScrollTop() {
139
140 if (BrowserInfo.get().isIOS()) {
141 getFrame().getElement().getStyle().setHeight(getFrame().getBody().getOffsetHeight(), Style.Unit.PX);
142 new ComputedStyle(getFrame().getElement());
143 }
144 content.getElement().setScrollTop(lastScrollPosition);
145 }
146
147 @Override
148 public void initDomEventListeners() {
149 if (BrowserInfo.get().isTouchDevice()) {
150 handler.initNativeTouchSelectionListener(iframe.getBody(), listener);
151 }
152 handler.initNativeMouseSelectionListener(iframe.getElement(), iframe.getBody(), listener);
153
154 handler.initNativeKeyListener(iframe.getElement());
155 handler.initScrollListener(content.getElement());
156 handler.initRefreshHandler(iframe.getElement());
157 }
158
159 @Override
160 public void initKeyEventListeners() {
161 handler.initNativeKeyListener(iframe.getElement());
162 }
163 }