Examples with TextTransfer org.eclipse.swt.dnd.TextTransfer used on opensource projects

Example 21 with TextTransfer

use of org.eclipse.swt.dnd.TextTransfer in project eclipse.platform.text by eclipse.

the class TextViewer method paste.

private void paste() {
    // ignoreAutoEditStrategies(true);
    if (!fTextWidget.getBlockSelection()) {
        fTextWidget.paste();
    } else {
        wrapCompoundChange(new Runnable() {

            @Override
            public void run() {
                SelectionProcessor processor = new SelectionProcessor(TextViewer.this);
                Clipboard clipboard = new Clipboard(getDisplay());
                try {
                    /*
						 * Paste in block selection mode. If the pasted text is not a multi-line
						 * text, pasting behaves like typing, i.e. the pasted text replaces
						 * the selection on each line. If the pasted text is multi-line (e.g. from
						 * copying a column selection), the selection is replaced, line-by-line, by
						 * the corresponding contents of the pasted text. If the selection touches
						 * more lines than the pasted text, the selection on the remaining lines
						 * is deleted (assuming an empty text being pasted). If the pasted
						 * text contains more lines than the selection, the selection is extended
						 * to the succeeding lines, or more lines are added to accommodate the
						 * paste operation.
						 */
                    ISelection selection = getSelection();
                    TextTransfer plainTextTransfer = TextTransfer.getInstance();
                    String contents = (String) clipboard.getContents(plainTextTransfer, DND.CLIPBOARD);
                    String toInsert;
                    if (TextUtilities.indexOf(fDocument.getLegalLineDelimiters(), contents, 0)[0] != -1) {
                        // multi-line insertion
                        toInsert = contents;
                    } else {
                        // single-line insertion
                        int length = contents.length();
                        int lines = processor.getCoveredLines(selection);
                        String delim = fDocument.getLegalLineDelimiters()[0];
                        StringBuilder text = new StringBuilder(lines * length + (lines - 1) * delim.length());
                        text.append(contents);
                        for (int i = 0; i < lines - 1; i++) {
                            text.append(delim);
                            text.append(contents);
                        }
                        toInsert = text.toString();
                    }
                    processor.doReplace(selection, toInsert);
                } catch (BadLocationException x) {
                    if (TRACE_ERRORS)
                        // $NON-NLS-1$
                        System.out.println(JFaceTextMessages.getString("TextViewer.error.bad_location.paste"));
                } finally {
                    clipboard.dispose();
                }
            }
        });
    }
    Point selection = fTextWidget.getSelectionRange();
    fireSelectionChanged(selection.x, selection.y);
// ignoreAutoEditStrategies(false);
}

Example 22 with TextTransfer

use of org.eclipse.swt.dnd.TextTransfer in project eclipse.platform.swt by eclipse.

the class DNDExample method createDragSource.

private void createDragSource() {
    if (dragSource != null)
        dragSource.dispose();
    dragSource = new DragSource(dragControl, dragOperation);
    dragSource.setTransfer(dragTypes);
    dragSource.addDragListener(new DragSourceListener() {

        @Override
        public void dragFinished(org.eclipse.swt.dnd.DragSourceEvent event) {
            dragConsole.append(">>dragFinished\n");
            printEvent(event);
            dragDataText = dragDataRTF = dragDataHTML = dragDataURL = null;
            dragDataFiles = null;
            if (event.detail == DND.DROP_MOVE) {
                switch(dragControlType) {
                    case BUTTON_CHECK:
                    case BUTTON_TOGGLE:
                    case BUTTON_RADIO:
                        {
                            Button b = (Button) dragControl;
                            b.setText("");
                            break;
                        }
                    case STYLED_TEXT:
                        {
                            StyledText text = (StyledText) dragControl;
                            text.insert("");
                            break;
                        }
                    case TABLE:
                        {
                            Table table = (Table) dragControl;
                            TableItem[] items = table.getSelection();
                            for (TableItem item : items) {
                                item.dispose();
                            }
                            break;
                        }
                    case TEXT:
                        {
                            Text text = (Text) dragControl;
                            text.insert("");
                            break;
                        }
                    case TREE:
                        {
                            Tree tree = (Tree) dragControl;
                            TreeItem[] items = tree.getSelection();
                            for (TreeItem item : items) {
                                item.dispose();
                            }
                            break;
                        }
                    case CANVAS:
                        {
                            dragControl.setData("STRINGS", null);
                            dragControl.redraw();
                            break;
                        }
                    case LABEL:
                        {
                            Label label = (Label) dragControl;
                            label.setText("");
                            break;
                        }
                    case LIST:
                        {
                            List list = (List) dragControl;
                            int[] indices = list.getSelectionIndices();
                            list.remove(indices);
                            break;
                        }
                    case COMBO:
                        {
                            Combo combo = (Combo) dragControl;
                            combo.setText("");
                            break;
                        }
                }
            }
        }

        @Override
        public void dragSetData(org.eclipse.swt.dnd.DragSourceEvent event) {
            dragConsole.append(">>dragSetData\n");
            printEvent(event);
            if (TextTransfer.getInstance().isSupportedType(event.dataType)) {
                event.data = dragDataText;
            }
            if (RTFTransfer.getInstance().isSupportedType(event.dataType)) {
                event.data = dragDataRTF;
            }
            if (HTMLTransfer.getInstance().isSupportedType(event.dataType)) {
                event.data = dragDataHTML;
            }
            if (URLTransfer.getInstance().isSupportedType(event.dataType)) {
                event.data = dragDataURL;
            }
            if (FileTransfer.getInstance().isSupportedType(event.dataType)) {
                event.data = dragDataFiles;
            }
        }

        @Override
        public void dragStart(org.eclipse.swt.dnd.DragSourceEvent event) {
            dragConsole.append(">>dragStart\n");
            printEvent(event);
            dragDataFiles = fileList.getItems();
            switch(dragControlType) {
                case BUTTON_CHECK:
                case BUTTON_TOGGLE:
                case BUTTON_RADIO:
                    {
                        Button b = (Button) dragControl;
                        dragDataText = b.getSelection() ? "true" : "false";
                        break;
                    }
                case STYLED_TEXT:
                    {
                        StyledText text = (StyledText) dragControl;
                        String s = text.getSelectionText();
                        if (s.length() == 0) {
                            event.doit = false;
                        } else {
                            dragDataText = s;
                        }
                        break;
                    }
                case TABLE:
                    {
                        Table table = (Table) dragControl;
                        TableItem[] items = table.getSelection();
                        if (items.length == 0) {
                            event.doit = false;
                        } else {
                            StringBuilder buffer = new StringBuilder();
                            for (int i = 0; i < items.length; i++) {
                                buffer.append(items[i].getText());
                                if (items.length > 1 && i < items.length - 1) {
                                    buffer.append("\n");
                                }
                            }
                            dragDataText = buffer.toString();
                        }
                        break;
                    }
                case TEXT:
                    {
                        Text text = (Text) dragControl;
                        String s = text.getSelectionText();
                        if (s.length() == 0) {
                            event.doit = false;
                        } else {
                            dragDataText = s;
                        }
                        break;
                    }
                case TREE:
                    {
                        Tree tree = (Tree) dragControl;
                        TreeItem[] items = tree.getSelection();
                        if (items.length == 0) {
                            event.doit = false;
                        } else {
                            StringBuilder buffer = new StringBuilder();
                            for (int i = 0; i < items.length; i++) {
                                buffer.append(items[i].getText());
                                if (items.length > 1 && i < items.length - 1) {
                                    buffer.append("\n");
                                }
                            }
                            dragDataText = buffer.toString();
                        }
                        break;
                    }
                case CANVAS:
                    {
                        String[] strings = (String[]) dragControl.getData("STRINGS");
                        if (strings == null || strings.length == 0) {
                            event.doit = false;
                        } else {
                            StringBuilder buffer = new StringBuilder();
                            for (int i = 0; i < strings.length; i++) {
                                buffer.append(strings[i]);
                                if (strings.length > 1 && i < strings.length - 1) {
                                    buffer.append("\n");
                                }
                            }
                            dragDataText = buffer.toString();
                        }
                        break;
                    }
                case LABEL:
                    {
                        Label label = (Label) dragControl;
                        String string = label.getText();
                        if (string.length() == 0) {
                            event.doit = false;
                        } else {
                            dragDataText = string;
                        }
                        break;
                    }
                case LIST:
                    {
                        List list = (List) dragControl;
                        String[] selection = list.getSelection();
                        if (selection.length == 0) {
                            event.doit = false;
                        } else {
                            StringBuilder buffer = new StringBuilder();
                            for (int i = 0; i < selection.length; i++) {
                                buffer.append(selection[i]);
                                if (selection.length > 1 && i < selection.length - 1) {
                                    buffer.append("\n");
                                }
                            }
                            dragDataText = buffer.toString();
                        }
                        break;
                    }
                case COMBO:
                    {
                        Combo combo = (Combo) dragControl;
                        String string = combo.getText();
                        Point selection = combo.getSelection();
                        if (selection.x == selection.y) {
                            event.doit = false;
                        } else {
                            dragDataText = string.substring(selection.x, selection.y);
                        }
                        break;
                    }
                default:
                    throw new SWTError(SWT.ERROR_NOT_IMPLEMENTED);
            }
            if (dragDataText != null) {
                dragDataRTF = "{\\rtf1{\\colortbl;\\red255\\green0\\blue0;}\\cf1\\b " + dragDataText + "}";
                dragDataHTML = "<b>" + dragDataText + "</b>";
                dragDataURL = "http://" + dragDataText.replace(' ', '.');
                try {
                    new URL(dragDataURL);
                } catch (MalformedURLException e) {
                    dragDataURL = null;
                }
            }
            for (Transfer dragType : dragTypes) {
                if (dragType instanceof TextTransfer && dragDataText == null) {
                    event.doit = false;
                }
                if (dragType instanceof RTFTransfer && dragDataRTF == null) {
                    event.doit = false;
                }
                if (dragType instanceof HTMLTransfer && dragDataHTML == null) {
                    event.doit = false;
                }
                if (dragType instanceof URLTransfer && dragDataURL == null) {
                    event.doit = false;
                }
                if (dragType instanceof FileTransfer && (dragDataFiles == null || dragDataFiles.length == 0)) {
                    event.doit = false;
                }
            }
        }
    });
}

Example 23 with TextTransfer

use of org.eclipse.swt.dnd.TextTransfer in project eclipse.platform.swt by eclipse.

the class Test_org_eclipse_swt_custom_StyledText method test_paste.

@Test
public void test_paste() {
    if (SwtTestUtil.isCocoa) {
        // TODO Fix Cocoa failure.
        if (SwtTestUtil.verbose) {
            System.out.println("Excluded test_paste(org.eclipse.swt.tests.junit.Test_org_eclipse_swt_custom_StyledText).");
        }
        return;
    }
    Clipboard clipboard = new Clipboard(text.getDisplay());
    TextTransfer transfer = TextTransfer.getInstance();
    String convertedText;
    clipboard.setContents(new String[] { "x" }, new Transfer[] { transfer });
    text.copy();
    text.paste();
    assertTrue(":a:", text.getCharCount() == 1);
    text.setSelectionRange(0, 0);
    text.copy();
    text.paste();
    assertTrue(":b:", text.getCharCount() == 2);
    text.setText("0123456789");
    text.setSelectionRange(0, 1);
    text.copy();
    text.setCaretOffset(0);
    text.paste();
    assertTrue(":c:", text.getText().equals("00123456789"));
    text.setSelectionRange(1, 2);
    text.copy();
    text.setText("");
    text.paste();
    assertTrue(":d:", text.getText().equals("01"));
    text.setText("");
    // test line delimiter conversion
    clipboard.setContents(new String[] { "\rLine1\nLine2\r\nLine3\n\rLine4\n" }, new Transfer[] { transfer });
    text.paste();
    if (SwtTestUtil.isWindowsOS) {
        convertedText = "\r\nLine1\r\nLine2\r\nLine3\r\n\r\nLine4\r\n";
    } else {
        convertedText = "\nLine1\nLine2\nLine3\n\nLine4\n";
    }
    assertTrue(":f:", text.getText() != null && text.getText().equals(convertedText));
    text.setText("");
    // test line delimiter conversion
    clipboard.setContents(new String[] { "Line1\r\nLine2" }, new Transfer[] { transfer });
    text.paste();
    if (SwtTestUtil.isWindowsOS) {
        convertedText = "Line1\r\nLine2";
    } else {
        convertedText = "Line1\nLine2";
    }
    assertTrue(":g:", text.getText() != null && text.getText().equals(convertedText));
    text.setText("");
    // test line delimiter conversion
    clipboard.setContents(new String[] { "Line1\rLine2" }, new Transfer[] { transfer });
    text.paste();
    if (SwtTestUtil.isWindowsOS) {
        convertedText = "Line1\r\nLine2";
    } else {
        convertedText = "Line1\nLine2";
    }
    assertTrue(":h:", text.getText() != null && text.getText().equals(convertedText));
    text.setText("");
    // test line delimiter conversion
    clipboard.setContents(new String[] { "Line1\nLine2" }, new Transfer[] { transfer });
    text.paste();
    if (SwtTestUtil.isWindowsOS) {
        convertedText = "Line1\r\nLine2";
    } else {
        convertedText = "Line1\nLine2";
    }
    assertTrue(":i:", text.getText() != null && text.getText().equals(convertedText));
    text.setText("");
    // test paste with text limit with no selection
    clipboard.setContents(new String[] { "abcde" }, new Transfer[] { transfer });
    text.setTextLimit(3);
    text.copy();
    text.paste();
    assertTrue(":j:", text.getText() != null && text.getText().equals("abc"));
    text.setText("");
    // test paste with text limit with full selection
    clipboard.setContents(new String[] { "abcde" }, new Transfer[] { transfer });
    text.setTextLimit(3);
    text.setText("123");
    text.setSelection(0, 3);
    text.paste();
    assertTrue(":k:", text.getText() != null && text.getText().equals("abc"));
    text.setText("");
    // test paste with text limit with partial selection
    clipboard.setContents(new String[] { "abcde" }, new Transfer[] { transfer });
    text.setTextLimit(3);
    text.setText("123");
    text.setSelection(0, 1);
    text.paste();
    assertTrue(":l:", text.getText() != null && text.getText().equals("a23"));
    text.setText("");
    clipboard.dispose();
}

Example 24 with TextTransfer

use of org.eclipse.swt.dnd.TextTransfer in project eclipse.platform.swt by eclipse.

the class Test_org_eclipse_swt_custom_StyledText method test_copy.

@Test
public void test_copy() {
    if (SwtTestUtil.isCocoa) {
        // TODO Fix Cocoa failure.
        if (SwtTestUtil.verbose) {
            System.out.println("Excluded test_copy(org.eclipse.swt.tests.junit.Test_org_eclipse_swt_custom_StyledText).");
        }
        return;
    }
    Clipboard clipboard = new Clipboard(text.getDisplay());
    TextTransfer transfer = TextTransfer.getInstance();
    String clipboardText;
    String convertedText;
    String before = (String) clipboard.getContents(transfer);
    text.setSelectionRange(0, 0);
    text.copy();
    clipboardText = (String) clipboard.getContents(transfer);
    assertTrue(":a:", before == null ? clipboardText == null : before.equals(clipboardText));
    before = (String) clipboard.getContents(transfer);
    text.setText("0123456789");
    text.setSelectionRange(0, 0);
    text.copy();
    clipboardText = (String) clipboard.getContents(transfer);
    assertTrue(":c:", before == null ? clipboardText == null : before.equals(clipboardText));
    text.setSelectionRange(0, 1);
    text.copy();
    clipboardText = (String) clipboard.getContents(transfer);
    assertTrue(":d:", clipboardText != null && clipboardText.equals("0"));
    text.setSelectionRange(1, 2);
    text.copy();
    clipboardText = (String) clipboard.getContents(transfer);
    assertTrue(":e:", clipboardText != null && clipboardText.equals("12"));
    // test line delimiter conversion
    text.setText("\rLine1\nLine2\r\nLine3\n\rLine4\n");
    text.setSelectionRange(0, text.getCharCount());
    text.copy();
    clipboardText = (String) clipboard.getContents(transfer);
    if (SwtTestUtil.isWindowsOS) {
        convertedText = "\r\nLine1\r\nLine2\r\nLine3\r\n\r\nLine4\r\n";
    } else {
        convertedText = "\nLine1\nLine2\nLine3\n\nLine4\n";
    }
    assertTrue(":f:", clipboardText != null && clipboardText.equals(convertedText));
    // test line delimiter conversion
    text.setText("Line1\r\nLine2");
    text.setSelectionRange(0, text.getCharCount());
    text.copy();
    clipboardText = (String) clipboard.getContents(transfer);
    if (SwtTestUtil.isWindowsOS) {
        convertedText = "Line1\r\nLine2";
    } else {
        convertedText = "Line1\nLine2";
    }
    assertTrue(":g:", clipboardText != null && clipboardText.equals(convertedText));
    rtfCopy();
    clipboard.dispose();
}

Example 25 with TextTransfer

use of org.eclipse.swt.dnd.TextTransfer in project yamcs-studio by yamcs.

the class CommandClipboard method textToClipboard.

private static void textToClipboard(String text, Display display) {
    final Clipboard cb = new Clipboard(display);
    TextTransfer textTransfer = TextTransfer.getInstance();
    cb.setContents(new Object[] { text }, new Transfer[] { textTransfer });
}