Created
December 6, 2013 05:50
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JavaFX sample to get selected text from a HTMLEditor
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import javafx.application.Application; | |
import javafx.geometry.*; | |
import javafx.scene.Scene; | |
import javafx.scene.control.*; | |
import javafx.scene.layout.VBox; | |
import javafx.scene.web.*; | |
import javafx.stage.Stage; | |
public class SelectionExtractor extends Application { | |
public static final String HTML = | |
"<p><em>\"Do not judge me by my successes, judge me by how many times I fell down and got back up again.\"</em></p>" + | |
"    - Nelson Rolihlahla Mandela"; | |
public static final String SELECT_TEXT = | |
"(function getSelectionText() {\n" + | |
" var text = \"\";\n" + | |
" if (window.getSelection) {\n" + | |
" text = window.getSelection().toString();\n" + | |
" } else if (document.selection && document.selection.type != \"Control\") {\n" + | |
" text = document.selection.createRange().text;\n" + | |
" }\n" + | |
" if (window.getSelection) {\n" + | |
" if (window.getSelection().empty) { // Chrome\n" + | |
" window.getSelection().empty();\n" + | |
" } else if (window.getSelection().removeAllRanges) { // Firefox\n" + | |
" window.getSelection().removeAllRanges();\n" + | |
" }\n" + | |
" } else if (document.selection) { // IE?\n" + | |
" document.selection.empty();\n" + | |
" }" + | |
" return text;\n" + | |
"})()"; | |
@Override | |
public void start(Stage stage) throws Exception { | |
HTMLEditor wisdom = new HTMLEditor(); | |
wisdom.setHtmlText(HTML); | |
Label absorbedWisdom = new Label(); | |
Button selectWisdom = new Button("Get Selection"); | |
selectWisdom.setOnAction(event -> { | |
WebView webView = (WebView) wisdom.lookup("WebView"); | |
if (webView != null) { | |
WebEngine engine = webView.getEngine(); | |
Object selection = engine.executeScript(SELECT_TEXT); | |
if (selection instanceof String) { | |
absorbedWisdom.setText((String) selection); | |
} | |
} | |
}); | |
VBox layout = new VBox( | |
10, | |
selectWisdom, | |
absorbedWisdom, | |
wisdom | |
); | |
layout.setAlignment(Pos.CENTER); | |
layout.setPadding(new Insets(10)); | |
stage.setScene(new Scene(layout)); | |
stage.show(); | |
} | |
public static void main(String[] args) { | |
launch(SelectionExtractor.class); | |
} | |
} |
Thanks is a brillant solution
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The question below posited incorrectly that there is no way to get the string the user selected from an HTMLEditor:
The solution uses concepts from: