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CodeMirrorReadOnlyWidget.java
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CodeMirrorReadOnlyWidget.java
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package org.zanata.webtrans.client.ui;
import com.google.common.base.Strings;
import com.google.gwt.core.shared.GWT;
import com.google.gwt.core.client.JavaScriptObject;
import com.google.gwt.dom.client.Element;
import com.google.gwt.dom.client.TextAreaElement;
import com.google.gwt.uibinder.client.UiBinder;
import com.google.gwt.uibinder.client.UiField;
import com.google.gwt.user.client.ui.Composite;
import com.google.gwt.user.client.ui.Widget;
import org.zanata.util.CoverageIgnore;
public class CodeMirrorReadOnlyWidget extends Composite implements
SourceContentWrapper {
private static CodeMirrorWidgetUiBinder ourUiBinder = GWT
.create(CodeMirrorWidgetUiBinder.class);
@UiField
TextAreaElement textArea;
private JavaScriptObject codeMirror;
private String content;
public CodeMirrorReadOnlyWidget() {
initWidget(ourUiBinder.createAndBindUi(this));
}
// see http://codemirror.net/doc/manual.html#usage
@CoverageIgnore("JSNI")
private native JavaScriptObject initCodeMirror(Element element) /*-{
var self = this;
var codeMirrorEditor = $wnd.CodeMirror.fromTextArea(element, {
lineNumbers : true,
lineWrapping : true,
mode : "visibleSpace",
readOnly : true
});
return codeMirrorEditor;
}-*/;
@Override
public String getText() {
return content;
}
@Override
public void setText(String text) {
textArea.setValue(text);
if (codeMirror == null) {
codeMirror = initCodeMirror(textArea);
}
content = text;
}
@CoverageIgnore("JSNI")
public native void refresh() /*-{
var codeMirror = this.@org.zanata.webtrans.client.ui.CodeMirrorReadOnlyWidget::codeMirror;
if (codeMirror) {
codeMirror.refresh();
}
}-*/;
public void highlight(String term) {
if (!Strings.isNullOrEmpty(term)) {
codeMirrorHighlight(term);
}
}
@CoverageIgnore("JSNI")
private native void codeMirrorHighlight(String term) /*-{
var codeMirror = this.@org.zanata.webtrans.client.ui.CodeMirrorReadOnlyWidget::codeMirror;
var searchCursor = codeMirror.getSearchCursor(term, {
line : 0,
ch : 0
}, true);
while (searchCursor.findNext()) {
codeMirror.markText(searchCursor.from(), searchCursor.to(),
"CodeMirror-searching");
}
}-*/;
interface CodeMirrorWidgetUiBinder extends
UiBinder<Widget, CodeMirrorReadOnlyWidget> {
}
}