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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 handler.initFrameReadyHandler(iframeElement);
92 if (BrowserInfo.get().isIE8()) {
93 registerPageEditorIframe(iframeElement);
94 }
95 }
96
97 private native void registerPageEditorIframe(Element iframeElement)
98
99 ;
100
101 @Override
102 public PageEditorFrame getFrame() {
103 return iframe;
104 }
105
106 @Override
107 public Widget getContent() {
108 return content;
109 }
110
111 @Override
112 public void setListener(Listener listener) {
113 this.listener = listener;
114 }
115
116 @Override
117 public void setUrl(String url) {
118 getFrame().setUrl(url);
119 }
120
121 @Override
122 public void reload() {
123 handler.reloadIFrame(iframe.getElement());
124 }
125
126
127
128
129 @Override
130 public void setLastScrollPosition(int lastScrollPosition) {
131 this.lastScrollPosition = lastScrollPosition;
132 }
133
134
135
136
137
138 @Override
139 public void resetScrollTop() {
140
141 if (BrowserInfo.get().isIOS()) {
142 getFrame().getElement().getStyle().setHeight(getFrame().getBody().getOffsetHeight(), Style.Unit.PX);
143 new ComputedStyle(getFrame().getElement());
144 }
145 content.getElement().setScrollTop(lastScrollPosition);
146 }
147
148 @Override
149 public void initDomEventListeners() {
150 if (BrowserInfo.get().isTouchDevice()) {
151 handler.initNativeTouchSelectionListener(iframe.getBody(), listener);
152 }
153 handler.initNativeMouseSelectionListener(iframe.getElement(), iframe.getBody(), listener);
154
155 handler.initNativeKeyListener(iframe.getElement());
156 handler.initScrollListener(content.getElement());
157 handler.initRefreshHandler(iframe.getElement());
158 }
159
160 @Override
161 public void initKeyEventListeners() {
162 handler.initNativeKeyListener(iframe.getElement());
163 }
164 }