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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.user.client.ui.Composite;
42 import com.google.gwt.user.client.ui.SimplePanel;
43 import com.google.gwt.user.client.ui.Widget;
44 import com.google.web.bindery.event.shared.EventBus;
45 import com.vaadin.client.BrowserInfo;
46 import com.vaadin.client.ComputedStyle;
47
48
49
50
51 public class PageEditorViewImpl extends Composite implements PageEditorView {
52
53 public static final String PAGE_EDITOR_CLASS_NAME = "pageEditor";
54
55 private Listener listener;
56
57 private PageEditorFrame iframe = new PageEditorFrame();
58
59 private String url;
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 handler.init();
83
84 }
85
86 @Override
87 public PageEditorFrame getFrame() {
88 return iframe;
89 }
90
91 @Override
92 public Widget getContent() {
93 return content;
94 }
95
96 @Override
97 public void setListener(Listener listener) {
98 this.listener = listener;
99 }
100
101 @Override
102 public void setUrl(String url) {
103 getFrame().setUrl(url);
104 this.url = url;
105 handler.notifyUrlChange();
106 }
107
108 @Override
109 public void reload() {
110 handler.reloadIFrame(iframe.getElement());
111 handler.notifyUrlChange();
112 }
113
114 @Override
115 public void setLastScrollPosition(int lastScrollPosition) {
116 this.lastScrollPosition = lastScrollPosition;
117 }
118
119 @Override
120 public void resetScrollTop() {
121 if (BrowserInfo.get().isTouchDevice()) {
122 getFrame().getElement().getStyle().setHeight(getFrame().getBody().getOffsetHeight(), Style.Unit.PX);
123 new ComputedStyle(getFrame().getElement());
124 }
125 content.getElement().setScrollTop(lastScrollPosition);
126 }
127
128 @Override
129 public void initDomEventListeners() {
130 if (BrowserInfo.get().isTouchDevice()) {
131 handler.initNativeTouchSelectionListener(iframe.getBody(), listener);
132 } else {
133 handler.initNativeMouseSelectionListener(iframe.getBody(), listener);
134 }
135 handler.initNativeKeyListener(iframe.getElement());
136 handler.initScrollListener(content.getElement());
137 }
138
139 @Override
140 public void initKeyEventListeners() {
141 handler.initNativeKeyListener(iframe.getElement());
142 }
143
144 }