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https://github.com/aNNiMON/Own-Programming-Language-Tutorial.git
synced 2024-09-20 08:44:20 +03:00
25 lines
770 B
Plaintext
25 lines
770 B
Plaintext
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use ["std", "forms", "functional"]
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text = join(map(range(1, 16), def(x) = "line " + x), "\n")
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label = newLabel()
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textArea = newTextArea(text)
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textArea.addCaretListener(def(event) = updateInfo())
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textArea.addDocumentListener(def(type, event) = updateInfo())
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updateInfo()
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def updateInfo() {
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text = "Text length: " + textArea.getText().length
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text += ", lines: " + textArea.getLineCount()
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selectedText = default(textArea.getSelectedText(), "")
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if (!selectedText.isEmpty()) {
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text += ", selected: " + selectedText.length
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}
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label.setText(text)
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}
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window = newWindow("JTextArea example")
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window.add(newScrollPane(textArea), BorderLayout.CENTER)
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window.add(label, BorderLayout.SOUTH)
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window.setSize(300, 200)
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window.setLocationByPlatform()
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window.setVisible()
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