Examples with FileDialog org.eclipse.swt.widgets.FileDialog used on opensource projects

Example 91 with FileDialog

use of org.eclipse.swt.widgets.FileDialog in project knime-core by knime.

the class WorkflowImportSelectionPage method handleZipBrowseButtonPressed.

private void handleZipBrowseButtonPressed() {
    // open a FileSelection dialog
    FileDialog dialog = new FileDialog(getShell());
    // allow only archive files
    dialog.setFilterExtensions(ZIP_FILE_MASK);
    // set initial location (either an already selected one)
    String fileName = m_fromZipTextUI.getText().trim();
    if (fileName.isEmpty()) {
        // restore
        fileName = initialZipLocation;
    }
    // if still empty -> set to workspace root
    if (fileName.isEmpty()) {
        fileName = ResourcesPlugin.getWorkspace().getRoot().getLocation().toOSString();
    }
    File initialPath = new File(fileName);
    if (initialPath.exists()) {
        String filterPath = new Path(initialPath.getParent()).toOSString();
        dialog.setFilterPath(filterPath);
        initialZipLocation = filterPath;
    }
    String selectedFile = dialog.open();
    // null if dialog was canceled/error occurred
    if (selectedFile != null) {
        clear();
        initialZipLocation = selectedFile;
        m_fromZipTextUI.setText(selectedFile);
        // do this in separate thread...
        collectWorkflowsFromZipFile(selectedFile);
    }
    validateWorkflows();
}

Example 92 with FileDialog

use of org.eclipse.swt.widgets.FileDialog in project knime-core by knime.

the class WrappedNodeDialog method configureShell.

/**
 * Configure shell, create top level menu.
 *
 * {@inheritDoc}
 */
@Override
protected void configureShell(final Shell newShell) {
    super.configureShell(newShell);
    Menu menuBar = new Menu(newShell, SWT.BAR);
    newShell.setMenuBar(menuBar);
    Menu menu = new Menu(newShell, SWT.DROP_DOWN);
    MenuItem rootItem = new MenuItem(menuBar, SWT.CASCADE);
    rootItem.setText("File");
    rootItem.setAccelerator(SWT.MOD1 | 'F');
    rootItem.setMenu(menu);
    final FileDialog openDialog = new FileDialog(newShell, SWT.OPEN);
    final FileDialog saveDialog = new FileDialog(newShell, SWT.SAVE);
    MenuItem itemLoad = new MenuItem(menu, SWT.PUSH);
    itemLoad.setText("Load Settings");
    itemLoad.setAccelerator(SWT.MOD1 | 'L');
    itemLoad.addSelectionListener(new SelectionAdapter() {

        @Override
        public void widgetSelected(final SelectionEvent e) {
            String file = openDialog.open();
            if (file != null) {
                NodeContext.pushContext(m_nodeContainer);
                try {
                    m_dialogPane.loadSettingsFrom(new FileInputStream(file));
                } catch (IOException ioe) {
                    showErrorMessage(ioe.getMessage());
                } catch (NotConfigurableException ex) {
                    showErrorMessage(ex.getMessage());
                } finally {
                    NodeContext.removeLastContext();
                }
            }
        }
    });
    MenuItem itemSave = new MenuItem(menu, SWT.PUSH);
    itemSave.setText("Save Settings");
    itemSave.setAccelerator(SWT.MOD1 | 'S');
    itemSave.addSelectionListener(new SelectionAdapter() {

        @Override
        public void widgetSelected(final SelectionEvent e) {
            String file = saveDialog.open();
            if (file != null) {
                NodeContext.pushContext(m_nodeContainer);
                try {
                    m_dialogPane.saveSettingsTo(new FileOutputStream(file));
                } catch (IOException ioe) {
                    showErrorMessage(ioe.getMessage());
                    // SWT-AWT-Bridge doesn't properly
                    // repaint after dialog disappears
                    m_dialogPane.getPanel().repaint();
                } catch (InvalidSettingsException ise) {
                    showErrorMessage("Invalid Settings\n" + ise.getMessage());
                    // SWT-AWT-Bridge doesn't properly
                    // repaint after dialog disappears
                    m_dialogPane.getPanel().repaint();
                } finally {
                    NodeContext.removeLastContext();
                }
            }
        }
    });
}

Example 93 with FileDialog

use of org.eclipse.swt.widgets.FileDialog in project eclipse.platform.swt by eclipse.

the class ImageAnalyzer method menuSaveMaskAs.

void menuSaveMaskAs() {
    if (image == null || !showMask)
        return;
    if (imageData.getTransparencyType() == SWT.TRANSPARENCY_NONE)
        return;
    // stop any animation in progress
    animate = false;
    // Get the user to choose a file name and type to save.
    FileDialog fileChooser = new FileDialog(shell, SWT.SAVE);
    fileChooser.setFilterPath(lastPath);
    if (fileName != null)
        fileChooser.setFileName(fileName);
    fileChooser.setFilterExtensions(SAVE_FILTER_EXTENSIONS);
    fileChooser.setFilterNames(SAVE_FILTER_NAMES);
    String filename = fileChooser.open();
    lastPath = fileChooser.getFilterPath();
    if (filename == null)
        return;
    // Figure out what file type the user wants saved.
    int filetype = fileChooser.getFilterIndex();
    if (filetype == -1) {
        /* The platform file dialog does not support user-selectable file filters.
			 * Determine the desired type by looking at the file extension.
			 */
        filetype = determineFileType(filename);
        if (filetype == SWT.IMAGE_UNDEFINED) {
            MessageBox box = new MessageBox(shell, SWT.ICON_ERROR);
            box.setMessage(createMsg(bundle.getString("Unknown_extension"), filename.substring(filename.lastIndexOf('.') + 1)));
            box.open();
            return;
        }
    }
    if (new java.io.File(filename).exists()) {
        MessageBox box = new MessageBox(shell, SWT.ICON_QUESTION | SWT.OK | SWT.CANCEL);
        box.setMessage(createMsg(bundle.getString("Overwrite"), filename));
        if (box.open() == SWT.CANCEL)
            return;
    }
    Cursor waitCursor = display.getSystemCursor(SWT.CURSOR_WAIT);
    shell.setCursor(waitCursor);
    imageCanvas.setCursor(waitCursor);
    try {
        // Save the mask of the current image to the specified file.
        ImageData maskImageData = imageData.getTransparencyMask();
        loader.data = new ImageData[] { maskImageData };
        loader.save(filename, filetype);
    } catch (SWTException e) {
        showErrorDialog(bundle.getString("Saving_lc"), filename, e);
    } catch (SWTError e) {
        showErrorDialog(bundle.getString("Saving_lc"), filename, e);
    } finally {
        shell.setCursor(null);
        imageCanvas.setCursor(crossCursor);
    }
}

Example 94 with FileDialog

use of org.eclipse.swt.widgets.FileDialog in project eclipse.platform.swt by eclipse.

the class ImageAnalyzer method menuOpenFile.

void menuOpenFile() {
    // stop any animation in progress
    animate = false;
    // Get the user to choose an image file.
    FileDialog fileChooser = new FileDialog(shell, SWT.OPEN);
    if (lastPath != null)
        fileChooser.setFilterPath(lastPath);
    fileChooser.setFilterExtensions(OPEN_FILTER_EXTENSIONS);
    fileChooser.setFilterNames(OPEN_FILTER_NAMES);
    String filename = fileChooser.open();
    lastPath = fileChooser.getFilterPath();
    if (filename == null)
        return;
    showFileType(filename);
    Cursor waitCursor = display.getSystemCursor(SWT.CURSOR_WAIT);
    shell.setCursor(waitCursor);
    imageCanvas.setCursor(waitCursor);
    ImageLoader oldLoader = loader;
    try {
        loader = new ImageLoader();
        if (incremental) {
            // Prepare to handle incremental events.
            loader.addImageLoaderListener(event -> incrementalDataLoaded(event));
            incrementalThreadStart();
        }
        // Read the new image(s) from the chosen file.
        long startTime = System.currentTimeMillis();
        imageDataArray = loader.load(filename);
        loadTime = System.currentTimeMillis() - startTime;
        if (imageDataArray.length > 0) {
            // Cache the filename.
            currentName = filename;
            fileName = filename;
            // If there are multiple images in the file (typically GIF)
            // then enable the Previous, Next and Animate buttons.
            previousButton.setEnabled(imageDataArray.length > 1);
            nextButton.setEnabled(imageDataArray.length > 1);
            animateButton.setEnabled(imageDataArray.length > 1 && loader.logicalScreenWidth > 0 && loader.logicalScreenHeight > 0);
            // Display the first image in the file.
            imageDataIndex = 0;
            displayImage(imageDataArray[imageDataIndex]);
        }
    } catch (SWTException e) {
        showErrorDialog(bundle.getString("Loading_lc"), filename, e);
        loader = oldLoader;
    } catch (SWTError e) {
        showErrorDialog(bundle.getString("Loading_lc"), filename, e);
        loader = oldLoader;
    } catch (OutOfMemoryError e) {
        showErrorDialog(bundle.getString("Loading_lc"), filename, e);
        loader = oldLoader;
    } finally {
        shell.setCursor(null);
        imageCanvas.setCursor(crossCursor);
    }
}

Example 95 with FileDialog

use of org.eclipse.swt.widgets.FileDialog in project eclipse.platform.swt by eclipse.

the class ImageAnalyzer method menuSaveAs.

void menuSaveAs() {
    if (image == null)
        return;
    // stop any animation in progress
    animate = false;
    // Get the user to choose a file name and type to save.
    FileDialog fileChooser = new FileDialog(shell, SWT.SAVE);
    fileChooser.setFilterPath(lastPath);
    if (fileName != null) {
        String name = fileName;
        int nameStart = name.lastIndexOf(java.io.File.separatorChar);
        if (nameStart > -1) {
            name = name.substring(nameStart + 1);
        }
        fileChooser.setFileName(name.substring(0, name.indexOf(".")) + "." + imageTypeCombo.getText().toLowerCase());
    }
    fileChooser.setFilterExtensions(SAVE_FILTER_EXTENSIONS);
    fileChooser.setFilterNames(SAVE_FILTER_NAMES);
    switch(imageTypeCombo.getSelectionIndex()) {
        case 0:
            fileChooser.setFilterIndex(4);
            break;
        case 1:
            fileChooser.setFilterIndex(5);
            break;
        case 2:
            fileChooser.setFilterIndex(2);
            break;
        case 3:
            fileChooser.setFilterIndex(3);
            break;
        case 4:
            fileChooser.setFilterIndex(6);
            break;
        case 5:
            fileChooser.setFilterIndex(0);
            break;
    }
    String filename = fileChooser.open();
    lastPath = fileChooser.getFilterPath();
    if (filename == null)
        return;
    // Figure out what file type the user wants saved.
    int filetype = fileChooser.getFilterIndex();
    if (filetype == -1) {
        /* The platform file dialog does not support user-selectable file filters.
			 * Determine the desired type by looking at the file extension.
			 */
        filetype = determineFileType(filename);
        if (filetype == SWT.IMAGE_UNDEFINED) {
            MessageBox box = new MessageBox(shell, SWT.ICON_ERROR);
            box.setMessage(createMsg(bundle.getString("Unknown_extension"), filename.substring(filename.lastIndexOf('.') + 1)));
            box.open();
            return;
        }
    }
    if (new java.io.File(filename).exists()) {
        MessageBox box = new MessageBox(shell, SWT.ICON_QUESTION | SWT.OK | SWT.CANCEL);
        box.setMessage(createMsg(bundle.getString("Overwrite"), filename));
        if (box.open() == SWT.CANCEL)
            return;
    }
    Cursor waitCursor = display.getSystemCursor(SWT.CURSOR_WAIT);
    shell.setCursor(waitCursor);
    imageCanvas.setCursor(waitCursor);
    try {
        // Save the current image to the specified file.
        boolean multi = false;
        if (loader.data.length > 1) {
            MessageBox box = new MessageBox(shell, SWT.ICON_QUESTION | SWT.YES | SWT.NO | SWT.CANCEL);
            box.setMessage(createMsg(bundle.getString("Save_all"), Integer.valueOf(loader.data.length)));
            int result = box.open();
            if (result == SWT.CANCEL)
                return;
            if (result == SWT.YES)
                multi = true;
        }
        /* If the image has transparency but the user has transparency turned off,
			 * turn it off in the saved image. */
        int transparentPixel = imageData.transparentPixel;
        if (!multi && transparentPixel != -1 && !transparent) {
            imageData.transparentPixel = -1;
        }
        if (!multi)
            loader.data = new ImageData[] { imageData };
        loader.compression = compressionCombo.indexOf(compressionCombo.getText());
        loader.save(filename, filetype);
        /* Restore the previous transparency setting. */
        if (!multi && transparentPixel != -1 && !transparent) {
            imageData.transparentPixel = transparentPixel;
        }
        // Update the shell title and file type label,
        // and use the new file.
        fileName = filename;
        shell.setText(createMsg(bundle.getString("Analyzer_on"), filename));
        typeLabel.setText(createMsg(bundle.getString("Type_string"), fileTypeString(filetype)));
    } catch (SWTException e) {
        showErrorDialog(bundle.getString("Saving_lc"), filename, e);
    } catch (SWTError e) {
        showErrorDialog(bundle.getString("Saving_lc"), filename, e);
    } finally {
        shell.setCursor(null);
        imageCanvas.setCursor(crossCursor);
    }
}