Example usage for org.eclipse.jface.viewers IStructuredSelection isEmpty

List of usage examples for org.eclipse.jface.viewers IStructuredSelection isEmpty

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Introduction

In this page you can find the example usage for org.eclipse.jface.viewers IStructuredSelection isEmpty.

Prototype

public boolean isEmpty();

Source Link

Document

Returns whether this selection is empty.

Usage

From source file:com.nokia.tools.theme.s60.ui.cstore.CStoreManageContentDialog.java

License:Open Source License

protected void updatePreview() {

    IStructuredSelection sel = (IStructuredSelection) list.getSelection();

    if (imagePreview.getImage() != null)
        imagePreview.getImage().dispose();
    imagePreview.setImage(null);/*ww  w .  j  ava2  s.co m*/

    if (sel.isEmpty()) {
        deleteButton.setEnabled(false);
    } else {
        deleteButton.setEnabled(true);
        StoredElement selected = (StoredElement) sel.getFirstElement();
        ThemeData td = (ThemeData) selected.link;
        SkinnableEntity ske = (SkinnableEntity) td.getData();
        try {
            EditableEntityImage img = new EditableEntityImage(ske, null, null, 150, 150, 255);
            ImageDescriptor imgdesc = new RenderedImageDescriptor(img.getAggregateImage());
            imagePreview.setImage(imgdesc.createImage());
        } catch (ThemeException e) {
            e.printStackTrace();
        }
    }

    imagePreview.getParent().layout(true);
    rightComposite.layout(true);
    rightComposite.getParent().pack(true);
}

From source file:com.nokia.tools.variant.confml.ui.dialogs.LayerSelectionDialog.java

License:Open Source License

public void setFilterText(String filterText) {
    IStructuredSelection selection = (IStructuredSelection) viewer.getSelection();
    if (!selection.isEmpty() && selection.getFirstElement() instanceof EConfMLLayer) {
        EObject container = (EObject) selection.getFirstElement();
        while (container != null && !(container instanceof EConfigurationProject)) {
            container = container.eContainer();
        }/*from  w  w  w  .jav a 2s  .c o m*/
        selection = new StructuredSelection(container);
    }
    if (!(selection.size() > 0 && (new Path(filterText)).segment(0) != null
            && ((LabelProvider) viewer.getLabelProvider()).getText(selection.getFirstElement()).toLowerCase()
                    .contains((new Path(filterText)).segment(0).toString().toLowerCase()))) {
        this.filterText = filterText;
        viewer.refresh();
        //         if (!filterText.trim().equals("")   &&!filterText.equals(TYPE_FILTER_TEXT)) {
        //            viewer.expandAll();
        //         }
    }

}

From source file:com.nokia.tools.variant.editor.actions.RemoveSequenceItemsAction.java

License:Open Source License

@Override
public void initSelectionListener() {
    selectionListener = new ISelectionListener() {

        public void selectionChanged(IWorkbenchPart part, ISelection selection) {

            setEnabled(false);/*from  w w w.  j av  a2  s . c o  m*/
            if (selection instanceof IStructuredSelection) {
                IStructuredSelection ss = (IStructuredSelection) selection;
                if (!ss.isEmpty()) {
                    Set<Object> set = new HashSet<Object>();
                    Object[] array = ss.toArray();
                    Boolean setDisabled = false;
                    for (int i = 0; i < array.length; i++) {
                        Object o = array[i];
                        if (o instanceof SimpleSetting || o instanceof FileSystemEntrySetting) {
                            SequenceSetting relatedSequenceSetting = findSeqSetting((EObject) o);
                            if (relatedSequenceSetting != null) {
                                set.add(relatedSequenceSetting);
                                if (widget == null) {
                                    setEnabled(true);
                                } else {
                                    if (!widget.isDisposed() && widget.getData() instanceof UISetting) {
                                        Setting setting = ((UISetting) widget.getData()).getSetting();
                                        if (setting == relatedSequenceSetting) {
                                            setEnabled(true);
                                        }
                                    }
                                }
                            } else {
                                setEnabled(false);
                                return;
                            }
                        } else {
                            setDisabled = true;
                        }
                        if ((set.size() > 1) || setDisabled) {
                            setEnabled(false);
                            return;
                        }
                    }
                }
            }
        }
    };
}

From source file:com.nokia.tools.variant.editor.commands.SelectionCompoundCommand.java

License:Open Source License

public boolean isSelectionOK() {

    ISelectionProvider provider = getEditor();
    if (provider != null) {
        IStructuredSelection selection = (IStructuredSelection) provider.getSelection();
        List<?> list = selection.toList();
        List<?> model2 = (List<?>) getModel();

        if (!selection.isEmpty()) {
            for (Object object : model2) {
                if (!list.contains(object)) {
                    if (object instanceof Setting) {
                        Setting setting = (Setting) object;
                        EObject container = setting.eContainer();
                        if (container == null) {
                            continue;
                        }// w w  w .  jav a 2s  . c  o  m
                        if (container instanceof SequenceItem && container.eContainer() == null) {
                            continue;
                        }
                    }
                    return false;
                }
            }
            for (Object object : list) {
                if (!model2.contains(object)) {
                    return false;
                }
            }
            return true;
        } else {
            return false;
        }
    }

    return true;
}

From source file:com.nokia.tools.variant.resourcelibrary.actions.CopyResourceAction.java

License:Open Source License

@Override
protected boolean updateSelection(IStructuredSelection selection) {
    return !selection.isEmpty();
}

From source file:com.nokia.tools.variant.resourcelibrary.actions.CreateFolderAction.java

License:Open Source License

@Override
protected boolean updateSelection(IStructuredSelection selection) {
    if (selection.isEmpty()) {
        // creating in root
        return true;
    }//from   ww w.j a  va  2s .  c  o  m
    if (selection.size() != 1) {
        return false;
    }
    ResourceStorage rs = (ResourceStorage) selection.getFirstElement();
    if (!(rs.getFileSystemElement() instanceof Directory)) {
        return false;
    }

    return true;
}

From source file:com.nokia.tools.variant.resourcelibrary.actions.DeleteResourceAction.java

License:Open Source License

@Override
protected boolean updateSelection(IStructuredSelection selection) {
    if (selection.isEmpty()) {
        return false;
    }//from ww w  .  ja v  a2s . co m

    for (Object obj : selection.toArray()) {
        if (!(obj instanceof ResourceStorage)) {
            return false;
        }
        FileSystemElement element = ((ResourceStorage) obj).getFileSystemElement();
        if (ResourceLibraryCommandHelper.checkModifyStatus(element) != ResourceLibraryCommandHelper.STATUS_OK
                || element.touchedByReadonlySetting()) {
            return false;
        }
    }

    return true;
}

From source file:com.nokia.tools.variant.resourcelibrary.actions.ImportResourceAction.java

License:Open Source License

@Override
protected boolean updateSelection(IStructuredSelection selection) {
    return selection.isEmpty() || selection.size() == 1;
}

From source file:com.nokia.tools.variant.resourcelibrary.actions.MoveResourceAction.java

License:Open Source License

@Override
protected boolean updateSelection(IStructuredSelection selection) {
    if (selection.isEmpty()) {
        return false;
    }/*from w w  w  .j av a2s  . com*/
    for (Object obj : selection.toArray()) {
        if (!(obj instanceof ResourceStorage)) {
            return false;
        }
        FileSystemElement fse = ((ResourceStorage) obj).getFileSystemElement();
        if (ResourceLibraryCommandHelper.checkModifyStatus(fse) != ResourceLibraryCommandHelper.STATUS_OK
                || fse.touchedByReadonlySetting()) {
            return false;
        }
    }

    return true;
}

From source file:com.nokia.tools.variant.resourcelibrary.views.ResourceLibraryPage.java

License:Open Source License

private void initDragAndDrop() {
    int ops = DND.DROP_COPY | DND.DROP_MOVE;
    Transfer[] copyTransfers = new Transfer[] { LocalSelectionTransfer.getTransfer(),
            FileTransfer.getInstance(), TextTransfer.getInstance() };

    Transfer[] transfers = new Transfer[] { LocalSelectionTransfer.getTransfer(),
            ResourceTransfer.getInstance(), FileTransfer.getInstance(), TextTransfer.getInstance() };
    DragSourceListener dragListener = new DragSourceListener() {

        public void dragFinished(DragSourceEvent event) {
            LocalSelectionTransfer.getTransfer().setSelection(null);

            if (event.doit && event.detail == DND.DROP_TARGET_MOVE) {
                new RefreshAction(ResourceLibraryPage.this).run();
                refresh();/*from  w w  w .  j  a v a  2  s.c o m*/
            }
        }

        public void dragSetData(DragSourceEvent event) {
            // use local selection transfer if possible
            IStructuredSelection selection = (IStructuredSelection) LocalSelectionTransfer.getTransfer()
                    .getSelection();

            DnDStorage.setData((IStructuredSelection) selection);

            if (LocalSelectionTransfer.getTransfer().isSupportedType(event.dataType)) {
                event.data = selection;
                return;
            }

            // resort to a file transfer
            if (FileTransfer.getInstance().isSupportedType(event.dataType)) {

                FileSystemElement[] selected = getSelectedFiles(selection);
                ResourceModelRoot root = (ResourceModelRoot) viewer.getInput();
                IPath rootFile = new Path(root.getTempDirPath());

                String[] files = new String[selected.length];
                int c = 0;
                for (FileSystemElement element : selected) {
                    String path = rootFile.append(element.getPath2()).toOSString();
                    files[c++] = path;
                }

                event.data = files;

                return;
            }

            if (TextTransfer.getInstance().isSupportedType(event.dataType)) {
                FileSystemElement[] selected = getSelectedFiles(selection);
                StringBuffer tmp = new StringBuffer();
                ResourceModelRoot root = (ResourceModelRoot) viewer.getInput();
                IPath rootFile = new Path(root.getTempDirPath());
                for (FileSystemElement element : selected) {
                    String path = rootFile.append(element.getPath2()).toOSString();
                    tmp.append(path).append('\n');
                }
                String string = tmp.length() == 0 ? "" : tmp.substring(0, tmp.length() - 1);
                event.data = string;
            }

        }

        public void dragStart(DragSourceEvent event) {
            ISelection selection = viewer.getSelection();
            if (selection.isEmpty()) {
                event.doit = false;
                return;
            }
            LocalSelectionTransfer.getTransfer().setSelection(selection);

        }
    };

    viewer.addDragSupport(ops, copyTransfers, dragListener);

    DropTargetListener adapter = new DropTargetAdapter() {

        public void drop(DropTargetEvent event) {
            CommandStack stack = (CommandStack) PlatformUI.getWorkbench().getActiveWorkbenchWindow()
                    .getActivePage().getActiveEditor().getAdapter(CommandStack.class);

            Command cmd = createStackCommand(event);

            if (cmd.canExecute()) {
                stack.execute(cmd);
            } else {
                cmd.dispose();
            }
        }

        public void dropAccept(DropTargetEvent event) {
            // Command cmd = createStackCommand(event);
            // if (!cmd.canExecute()) {
            // event.detail = DND.DROP_NONE;
            // event.feedback = DND.FEEDBACK_NONE;
            // }
            // cmd.dispose();
        }

        private Command createStackCommand(DropTargetEvent event) {
            Command cmd = UnexecutableCommand.INSTANCE;

            Directory destination = getDestination(
                    event.item != null ? event.item.getData() : resorceModelRoot);
            // Local transfer
            if (LocalSelectionTransfer.getTransfer().isSupportedType(event.currentDataType)) {
                IStructuredSelection selection = (IStructuredSelection) LocalSelectionTransfer.getTransfer()
                        .getSelection();
                FileSystemElement[] selected = getSelectedFiles(selection);
                if (event.detail == DND.DROP_COPY) {
                    cmd = CopyResourcesCommand.createCopyCommand(destination, Arrays.asList(selected));
                } else if (event.detail == DND.DROP_MOVE) {
                    cmd = MoveCommand.createMoveCommand(destination, Arrays.asList(selected));
                }
            } else if (FileTransfer.getInstance().isSupportedType(event.currentDataType)) {
                String[] data = (String[]) FileTransfer.getInstance().nativeToJava(event.currentDataType);
                // import from OS
                List<java.io.File> files = new ArrayList<java.io.File>();
                String[] dropedFiles = data;
                if (dropedFiles != null) {
                    for (int i = 0; i < dropedFiles.length; i++) {
                        files.add(new java.io.File(dropedFiles[i]));
                    }
                    cmd = ImportCommand.createImportCommand(destination, files);
                }
            }
            return cmd;
        }

        private Directory getDestination(Object data) {
            if (data instanceof Directory) {
                return (Directory) data;
            } else if (data instanceof File) {
                File f = (File) data;
                return (Directory) f.eContainer();
            }
            return (ResourceModelRoot) viewer.getInput();
        }

    };

    viewer.addDropSupport(ops | DND.DROP_DEFAULT, transfers, adapter);

    /**
     * 2653 bug fix Notify EmbeddedContentEditorContainer to allow save
     */

}