Examples with CaretPosition org.exbin.deltahex.CaretPosition used on opensource projects

Example 6 with CaretPosition

use of org.exbin.deltahex.CaretPosition in project deltahex-java by exbin.

the class CodeAreaOperationCommandHandler method keyTyped.

@Override
public void keyTyped(KeyEvent keyEvent) {
    char keyValue = keyEvent.getKeyChar();
    if (keyValue == KeyEvent.CHAR_UNDEFINED) {
        return;
    }
    if (!((EditationModeCapable) codeArea.getWorker()).isEditable()) {
        return;
    }
    DefaultCodeAreaCaret caret = (DefaultCodeAreaCaret) ((CaretCapable) codeArea.getWorker()).getCaret();
    CaretPosition caretPosition = caret.getCaretPosition();
    if (caretPosition.getSection() == BasicCodeAreaSection.CODE_MATRIX.getSection()) {
        long dataPosition = caretPosition.getDataPosition();
        int startCodeOffset = caretPosition.getCodeOffset();
        CodeType codeType = getCodeType();
        boolean validKey = CodeAreaUtils.isValidCodeKeyValue(keyValue, startCodeOffset, codeType);
        if (validKey) {
            DeleteSelectionCommand deleteSelectionCommand = null;
            if (codeArea.hasSelection()) {
                long selectionStart = ((SelectionCapable) codeArea.getWorker()).getSelection().getFirst();
                deleteSelectionCommand = new DeleteSelectionCommand(codeArea);
                ((CaretCapable) codeArea.getWorker()).getCaret().setCaretPosition(selectionStart);
            }
            int value;
            if (keyValue >= '0' && keyValue <= '9') {
                value = keyValue - '0';
            } else {
                value = Character.toLowerCase(keyValue) - 'a' + 10;
            }
            // }
            if (editCommand != null && editCommand.wasReverted()) {
                editCommand = null;
            }
            int codeOffset = ((CaretCapable) codeArea.getWorker()).getCaret().getCaretPosition().getCodeOffset();
            if (((EditationModeCapable) codeArea.getWorker()).getEditationMode() == EditationMode.OVERWRITE) {
                if (editCommand == null || !(editCommand instanceof EditCodeDataCommand) || editCommand.getCommandType() != EditDataCommand.EditCommandType.OVERWRITE) {
                    editCommand = new EditCodeDataCommand(codeArea, EditCodeDataCommand.EditCommandType.OVERWRITE, dataPosition, codeOffset);
                    if (deleteSelectionCommand != null) {
                        HexCompoundCommand compoundCommand = new HexCompoundCommand(codeArea);
                        compoundCommand.appendCommand(deleteSelectionCommand);
                        try {
                            undoHandler.execute(compoundCommand);
                        } catch (BinaryDataOperationException ex) {
                            Logger.getLogger(CodeAreaOperationCommandHandler.class.getName()).log(Level.SEVERE, null, ex);
                        }
                        compoundCommand.appendCommand(editCommand);
                    } else {
                        undoHandler.addCommand(editCommand);
                    }
                }
                ((EditCodeDataCommand) editCommand).appendEdit((byte) value);
            } else {
                if (editCommand == null || !(editCommand instanceof EditCodeDataCommand) || editCommand.getCommandType() != EditCodeDataCommand.EditCommandType.INSERT) {
                    editCommand = new EditCodeDataCommand(codeArea, EditCharDataCommand.EditCommandType.INSERT, dataPosition, codeOffset);
                    if (deleteSelectionCommand != null) {
                        HexCompoundCommand compoundCommand = new HexCompoundCommand(codeArea);
                        compoundCommand.appendCommand(deleteSelectionCommand);
                        try {
                            undoHandler.execute(compoundCommand);
                        } catch (BinaryDataOperationException ex) {
                            Logger.getLogger(CodeAreaOperationCommandHandler.class.getName()).log(Level.SEVERE, null, ex);
                        }
                        compoundCommand.appendCommand(editCommand);
                    } else {
                        undoHandler.addCommand(editCommand);
                    }
                }
                ((EditCodeDataCommand) editCommand).appendEdit((byte) value);
            }
            codeArea.notifyDataChanged();
            move(NO_MODIFIER, MovementDirection.RIGHT);
            revealCursor();
        }
    } else {
        char keyChar = keyValue;
        boolean validKey = keyChar > 31 && keyChar != DELETE_CHAR && isValidChar(keyValue);
        if (validKey) {
            if (editCommand != null && editCommand.wasReverted()) {
                editCommand = null;
            }
            long dataPosition = ((CaretCapable) codeArea.getWorker()).getCaret().getCaretPosition().getDataPosition();
            DeleteSelectionCommand deleteCommand = null;
            if (codeArea.hasSelection()) {
                deleteCommand = new DeleteSelectionCommand(codeArea);
            }
            if (((EditationModeCapable) codeArea.getWorker()).getEditationMode() == EditationMode.OVERWRITE) {
                if (editCommand == null || !(editCommand instanceof EditCharDataCommand) || editCommand.getCommandType() != EditCodeDataCommand.EditCommandType.OVERWRITE) {
                    editCommand = new EditCharDataCommand(codeArea, EditCodeDataCommand.EditCommandType.OVERWRITE, dataPosition);
                    if (deleteCommand != null) {
                        HexCompoundCommand compoundCommand = new HexCompoundCommand(codeArea);
                        compoundCommand.appendCommand(deleteCommand);
                        try {
                            undoHandler.execute(compoundCommand);
                        } catch (BinaryDataOperationException ex) {
                            Logger.getLogger(CodeAreaOperationCommandHandler.class.getName()).log(Level.SEVERE, null, ex);
                        }
                        compoundCommand.appendCommand(editCommand);
                    } else {
                        undoHandler.addCommand(editCommand);
                    }
                }
                ((EditCharDataCommand) editCommand).appendEdit(keyChar);
            } else {
                if (editCommand == null || !(editCommand instanceof EditCharDataCommand) || editCommand.getCommandType() != EditCodeDataCommand.EditCommandType.INSERT) {
                    editCommand = new EditCharDataCommand(codeArea, EditCodeDataCommand.EditCommandType.INSERT, dataPosition);
                    if (deleteCommand != null) {
                        HexCompoundCommand compoundCommand = new HexCompoundCommand(codeArea);
                        compoundCommand.appendCommand(deleteCommand);
                        try {
                            undoHandler.execute(compoundCommand);
                        } catch (BinaryDataOperationException ex) {
                            Logger.getLogger(CodeAreaOperationCommandHandler.class.getName()).log(Level.SEVERE, null, ex);
                        }
                        compoundCommand.appendCommand(editCommand);
                    } else {
                        undoHandler.addCommand(editCommand);
                    }
                }
                ((EditCharDataCommand) editCommand).appendEdit(keyChar);
            }
            codeArea.notifyDataChanged();
            revealCursor();
            codeArea.repaint();
        }
    }
}

Example 7 with CaretPosition

use of org.exbin.deltahex.CaretPosition in project deltahex-java by exbin.

the class DeltaHexEditorBasic method postInit.

private void postInit() {
    codeArea.setComponentPopupMenu(mainPopupMenu);
    setIconImage(new javax.swing.ImageIcon(getClass().getResource("/org/exbin/deltahex/editor/basic/resources/icons/icon.png")).getImage());
    undoHandler.addUndoUpdateListener(new BinaryDataUndoUpdateListener() {

        @Override
        public void undoCommandPositionChanged() {
            updateUndoState();
            codeArea.repaint();
        }

        @Override
        public void undoCommandAdded(@Nonnull BinaryDataCommand command) {
            updateUndoState();
            codeArea.repaint();
        }
    });
    ((EditationModeCapable) codeArea.getWorker()).addEditationModeChangedListener(new EditationModeChangedListener() {

        @Override
        public void editationModeChanged(EditationMode editationMode) {
            switch(editationMode) {
                case INSERT:
                    {
                        editationModeLabel.setText("INS");
                        break;
                    }
                case OVERWRITE:
                    {
                        editationModeLabel.setText("OVR");
                        break;
                    }
                default:
                    {
                        throw new IllegalStateException("Unexpected editation mode " + editationMode.name());
                    }
            }
        }
    });
    ((CaretCapable) codeArea.getWorker()).addCaretMovedListener(new CaretMovedListener() {

        @Override
        public void caretMoved(CaretPosition caretPosition) {
            positionLabel.setText(caretPosition.getDataPosition() + ":" + caretPosition.getCodeOffset());
        }
    });
    ((SelectionCapable) codeArea.getWorker()).addSelectionChangedListener(new SelectionChangedListener() {

        @Override
        public void selectionChanged(SelectionRange selection) {
            updateClipboardState();
        }
    });
    Clipboard clipboard = Toolkit.getDefaultToolkit().getSystemClipboard();
    clipboard.addFlavorListener(new FlavorListener() {

        @Override
        public void flavorsChanged(FlavorEvent e) {
            updateClipboardState();
        }
    });
    updateUndoState();
    updateClipboardState();
    openFileButton.setText("Open");
}

Example 8 with CaretPosition

use of org.exbin.deltahex.CaretPosition in project deltahex-java by exbin.

the class DefaultCodeAreaCommandHandler method move.

public void move(int modifiers, @Nonnull MovementDirection direction) {
    DefaultCodeAreaCaret caret = (DefaultCodeAreaCaret) ((CaretCapable) codeArea.getWorker()).getCaret();
    CaretPosition caretPosition = caret.getCaretPosition();
    CaretPosition movePosition = codeArea.getWorker().computeMovePosition(caretPosition, direction);
    if (!caretPosition.equals(movePosition)) {
        caret.setCaretPosition(movePosition);
        updateSelection((modifiers & KeyEvent.SHIFT_DOWN_MASK) > 0, movePosition);
        notifyCaretMoved();
    }
}