Examples of pivot.wtk.TextArea$TextAreaListenerList

pivot.wtk.TextArea
Text area skin interface. Text area skins are required to implement this. @author gbrown

        ListItem methodListItem = (ListItem)methodListButton.getSelectedItem();


        // Construct the HTTP request
        Request httpRequest = new Request(methodListItem.getText(), protocol.toString(), host, port, path);


        TextArea textArea = (TextArea)serializer.getObjectByID("request.body");
        String body = textArea.getText();
        httpRequest.setBody(body.getBytes());


        if (lenientHostnameVerification) {
            // Use a lenient hostname verifier to ensure that the request goes through
            httpRequest.setHostnameVerifier(lenientHostnameVerifier);

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            document = plainTextSerializer.readObject(inputStream);
        } catch(Exception exception) {
            System.out.println(exception);
        }


        TextArea textArea = (TextArea)wtkxSerializer.getObjectByName("text.textArea");
        textArea.setDocument(document);


        final WatermarkDecorator watermarkDecorator = new WatermarkDecorator("Preview");
        watermarkDecorator.setOpacity(0.1f);
        watermarkDecorator.setFont(watermarkDecorator.getFont().deriveFont(Font.BOLD, 24));


        textArea.getDecorators().add(watermarkDecorator);


        textArea.getComponentStateListeners().add(new ComponentStateListener() {
            public void enabledChanged(Component component) {
                // No-op
            }


            public void focusedChanged(Component component, boolean temporary) {

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        }


        @Override
        public void validate() {
            if (!isValid()) {
                TextArea textArea = (TextArea)getComponent();
                Container parent = textArea.getParent();


                int breakWidth = getBreakWidth();


                int width = 0;
                int y = 0;


                int top = -textArea.getY();
                int bottom = top + parent.getHeight();


                int i = 0;
                int j = 0;
                int n = getLength();

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    }


    public void install(Component component) {
        super.install(component);


        TextArea textArea = (TextArea)component;
        textArea.getTextAreaListeners().add(this);
        textArea.getTextAreaSelectionListeners().add(this);


        textArea.setCursor(Cursor.TEXT);


        Document document = textArea.getDocument();
        if (document != null) {
            documentView = new DocumentView(document);
            documentView.attach();
        }

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        selectionChanged(textArea, 0, 0);
    }


    public void uninstall() {
        TextArea textArea = (TextArea)getComponent();
        textArea.getTextAreaListeners().remove(this);
        textArea.getTextAreaSelectionListeners().remove(this);


        textArea.setCursor(Cursor.DEFAULT);


        if (documentView != null) {
            documentView.detach();
            documentView = null;
        }

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        super.uninstall();
    }


    @Override
    public boolean isFocusable() {
        TextArea textArea = (TextArea)getComponent();
        return textArea.isEditable();
    }

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        }
    }


    public void paint(Graphics2D graphics) {
        if (documentView != null) {
            TextArea textArea = (TextArea)getComponent();


            graphics.translate(margin.left, margin.top);
            documentView.paint(graphics);


            if (textArea.getSelectionLength() == 0
                && textArea.isFocused()
                && caretOn) {
                graphics.setPaint(Color.BLACK);
                graphics.fill(caret);
            }
        }

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        }
    }


    @Override
    public boolean mouseDown(Component component, Mouse.Button button, int x, int y) {
        TextArea textArea = (TextArea)component;


        if (button == Mouse.Button.LEFT) {
            // Move the caret to the insertion point
            int offset = getCharacterAt(x, y);
            if (offset != -1) {
                textArea.setSelection(offset, 0);
            }


            caretX = x;


            // TODO Register mouse listener to begin selecting text; also handle
            // auto-scrolling when the mouse moves outside the component


            // Set focus to the text input
            if (textArea.isEditable()) {
                textArea.requestFocus();
            }
        }


        return super.mouseDown(component, button, x, y);
    }

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    @Override
    public boolean keyTyped(Component component, char character) {
        boolean consumed = super.keyTyped(component, character);


        TextArea textArea = (TextArea)getComponent();


        if (textArea.isEditable()) {
            Document document = textArea.getDocument();


            if (document != null) {
                // Ignore characters in the control range and the ASCII delete
                // character
                if (character > 0x1F
                    && character != 0x7F) {
                    textArea.insertText(character);
                }
            }
        }


        return consumed;

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    @Override
    public boolean keyPressed(Component component, int keyCode, Keyboard.KeyLocation keyLocation) {
        boolean consumed = false;


        TextArea textArea = (TextArea)getComponent();


        if (textArea.isEditable()) {
            Document document = textArea.getDocument();


            if (document != null) {
                if (keyCode == Keyboard.KeyCode.ENTER) {
                    textArea.insertParagraph();
                    caretX = 0;
                } else if (keyCode == Keyboard.KeyCode.DELETE) {
                    textArea.delete(Direction.FORWARD);
                } else if (keyCode == Keyboard.KeyCode.BACKSPACE) {
                    textArea.delete(Direction.BACKWARD);
                } else if (keyCode == Keyboard.KeyCode.LEFT) {
                    int selectionStart = textArea.getSelectionStart();
                    int selectionLength = textArea.getSelectionLength();


                    if (Keyboard.isPressed(Keyboard.Modifier.SHIFT)) {
                        // Add the previous character to the selection
                        if (selectionStart > 0) {
                            selectionStart--;
                            selectionLength++;
                        }
                    } else {
                        // Clear the selection and move the caret back by one
                        // character
                        if (selectionLength == 0
                            && selectionStart > 0) {
                            selectionStart--;
                        }


                        selectionLength = 0;
                    }


                    textArea.setSelection(selectionStart, selectionLength);


                    caretX = caret.x;


                    consumed = true;
                } else if (keyCode == Keyboard.KeyCode.RIGHT) {
                    int selectionStart = textArea.getSelectionStart();
                    int selectionLength = textArea.getSelectionLength();


                    if (Keyboard.isPressed(Keyboard.Modifier.SHIFT)) {
                        // Add the next character to the selection
                        if (selectionStart + selectionLength < document.getCharacterCount()) {
                            selectionLength++;
                        }
                    } else {
                        // Clear the selection and move the caret forward by one
                        // character
                        selectionStart += selectionLength;


                        if (selectionLength == 0
                            && selectionStart < document.getCharacterCount()) {
                            selectionStart++;
                        }


                        selectionLength = 0;
                    }


                    textArea.setSelection(selectionStart, selectionLength);


                    caretX = caret.x;


                    consumed = true;
                } else if (keyCode == Keyboard.KeyCode.UP) {
                    // TODO We shouldn't need a "magic" number like 2 here
                    int offset = documentView.getCharacterAt(caretX, caret.y - 2);


                    // TODO Modify selection based on SHIFT key
                    textArea.setSelection(offset, 0);


                    // TODO Make sure we scroll the next view to visible


                    consumed = true;
                } else if (keyCode == Keyboard.KeyCode.DOWN) {
                    int offset = documentView.getCharacterAt(caretX, caret.y + caret.height + 1);


                    // TODO Modify selection based on SHIFT key
                    textArea.setSelection(offset, 0);


                    // TODO Make sure we scroll the next view to visible


                    consumed = true;
                } else if (Keyboard.isPressed(Keyboard.Modifier.CTRL)) {
                    if (keyCode == Keyboard.KeyCode.A) {
                        textArea.setSelection(0, document.getCharacterCount());
                    } else if (keyCode == Keyboard.KeyCode.X) {
                        textArea.cut();
                    } else if (keyCode == Keyboard.KeyCode.C) {
                        textArea.copy();
                    } else if (keyCode == Keyboard.KeyCode.V) {
                        textArea.paste();
                    } else if (keyCode == Keyboard.KeyCode.Z) {
                        if (Keyboard.isPressed(Keyboard.Modifier.SHIFT)) {
                            textArea.undo();
                        } else {
                            textArea.redo();
                        }
                    }
                } else {
                    consumed = super.keyPressed(component, keyCode, keyLocation);
                }

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Related Classes of pivot.wtk.TextArea$TextAreaListenerList

pivot.tools.net.HTTPClient

pivot.tutorials.Demo

pivot.wtk.skin.TextAreaSkin

pivot.wtk.skin.TextAreaSkin$BlinkCursorCallback

pivot.wtk.skin.TextAreaSkin$DocumentView

pivot.wtk.text.Document

pivot.wtk.text.Element

pivot.wtk.text.Node

pivot.wtk.text.Paragraph

pivot.wtk.text.PlainTextSerializer

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