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

Introduction

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

Prototype

public int size();

Source Link

Document

Returns the number of elements selected in this selection.

Usage

From source file:com.nokia.carbide.cpp.uiq.ui.vieweditor.CommandElementDragListener.java

License:Open Source License

/**
 * Method declared on DragSourceListener
 *//*from w  w  w.ja  v  a  2  s  .c o  m*/
public void dragStart(DragSourceEvent event) {
    IStructuredSelection selection = (IStructuredSelection) viewer.getSelection();
    Object[] elements = (Object[]) selection.toList().toArray(new Object[selection.size()]);
    if (elements[0] instanceof CommandList) {
        event.detail = DND.DROP_NONE;
        event.doit = false;
        return;
    }
    event.doit = !viewer.getSelection().isEmpty();
}

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From source file:com.nokia.carbide.internal.discovery.ui.extension.AbstractDiscoveryPortalPageLayer.java

License:Open Source License

protected IAction[] makeActions(final IEditorPart part) {
    this.part = part;
    selectionListeners = new ArrayList<ISelectionChangedListener>();
    List<IAction> actions = new ArrayList<IAction>();
    IAction action;//from   w  ww.  java  2s .c o m

    // install
    action = new BaseSelectionListenerAction(Messages.AbstractDiscoveryPortalPageLayer_InstallActionLabel) {
        public void run() {
            installCatalogItems(viewer.getCheckedItems());
        };

        protected boolean updateSelection(IStructuredSelection selection) {
            scheduleUpdateAllActionUIs();
            return !selection.isEmpty();
        };
    };
    action.setToolTipText(Messages.AbstractDiscoveryPortalPageLayer_InstallActionTooltip);
    action.setId(INSTALL_ACTION_ID);
    selectionListeners.add((ISelectionChangedListener) action);
    actions.add(action);

    // refresh
    action = new Action(Messages.AbstractDiscoveryPortalPageLayer_RefreshActionLabel) {
        public void run() {
            viewer.setSelection(StructuredSelection.EMPTY);
            viewer.updateCatalog();
            viewer.refresh();
        }
    };
    action.setId(REFRESH_ACTION_ID);
    actions.add(action);

    // check all
    action = new BaseSelectionListenerAction(Messages.AbstractDiscoveryPortalPageLayer_CheckAllActionLabel) {
        public void run() {
            viewer.setSelection(StructuredSelection.EMPTY);
            viewer.setSelection(getAllItemsSelection());
            viewer.refresh();
        }

        private IStructuredSelection getAllItemsSelection() {
            List<CatalogItem> catalogItems = new ArrayList<CatalogItem>();
            for (CatalogItem catalogItem : viewer.getCatalog().getItems()) {
                if (!catalogItem.isInstalled())
                    catalogItems.add(catalogItem);
            }
            return new StructuredSelection(catalogItems);
        }

        protected boolean updateSelection(IStructuredSelection selection) {
            scheduleUpdateAllActionUIs();
            return !getAllItemsSelection().equals(selection);
        }
    };
    action.setId(CHECK_ALL_ACTION_ID);
    selectionListeners.add((ISelectionChangedListener) action);
    actions.add(action);

    // uncheck all
    action = new BaseSelectionListenerAction(Messages.AbstractDiscoveryPortalPageLayer_UncheckAllActionLabel) {
        public void run() {
            viewer.setSelection(StructuredSelection.EMPTY);
            viewer.refresh();
        };

        protected boolean updateSelection(IStructuredSelection selection) {
            scheduleUpdateAllActionUIs();
            return !selection.isEmpty();
        };
    };
    action.setId(UNCHECK_ALL_ACTION_ID);
    selectionListeners.add((ISelectionChangedListener) action);
    actions.add(action);

    // advanced install
    action = new Action(Messages.AbstractDiscoveryPortalPageLayer_AdvancedInstallActionLabel) {
        public void run() {
            showInstallWizard();
        }
    };
    action.setId(ADV_INSTALL_ACTION_ID);
    actions.add(action);

    ISelectionChangedListener selectionListener = new ISelectionChangedListener() {
        @Override
        public void selectionChanged(SelectionChangedEvent event) {
            IStructuredSelection selection = (IStructuredSelection) event.getSelection();
            IActionBars bars = part.getEditorSite().getActionBars();
            bars.getStatusLineManager()
                    .setMessage(selection.isEmpty() ? null
                            : MessageFormat.format(
                                    Messages.AbstractDiscoveryPortalPageLayer_CheckedItemsStatusMessage,
                                    selection.size()));
        }
    };
    selectionListeners.add(selectionListener);

    return (IAction[]) actions.toArray(new IAction[actions.size()]);
}

---

From source file:com.nokia.carbide.search.system.internal.ui.text.NewTextSearchActionGroup.java

License:Open Source License

public void fillContextMenu(IMenuManager menu) {
    // view must exist if we create a context menu for it.

    ISelection selection = getContext().getSelection();
    if (selection instanceof IStructuredSelection) {
        IStructuredSelection structured = (IStructuredSelection) selection;
        addOpenWithMenu(menu, structured);
        if (fOpenPropertiesDialog != null && fOpenPropertiesDialog.isEnabled()
                && fOpenPropertiesDialog.isApplicableForSelection(structured))
            if (structured.size() > 0 && structured.getFirstElement() instanceof IFileStore) {
                IFileStore fileStore = (IFileStore) structured.getFirstElement();
                IFile[] ifiles = null;/*from ww  w .ja  v  a 2 s . co m*/

                try {
                    ifiles = fWorkspaceRoot.findFilesForLocation(
                            new Path(fileStore.toLocalFile(EFS.NONE, null).getAbsolutePath()));
                } catch (CoreException e) {
                }

                if (ifiles != null && ifiles.length > 0) {
                    structured = new StructuredSelection(ifiles[0]);

                    fProvider.setSelection(structured);
                    fOpenPropertiesDialog.selectionChanged(structured);
                    menu.appendToGroup(IContextMenuConstants.GROUP_PROPERTIES, fOpenPropertiesDialog);
                }
            }
    }
}

---

From source file:com.nokia.carbide.search.system.internal.ui.text.NewTextSearchActionGroup.java

License:Open Source License

private void addOpenWithMenu(IMenuManager menu, IStructuredSelection selection) {
    if (selection == null)
        return;//from  w w w  .  j a v  a  2s  .c om

    fOpenAction.selectionChanged(selection);
    if (fOpenAction.isEnabled()) {
        menu.appendToGroup(IContextMenuConstants.GROUP_OPEN, fOpenAction);
    }

    if (selection.size() != 1) {
        return;
    }

    Object o = selection.getFirstElement();

    if (!(o instanceof IAdaptable))
        return;

    // Open With... context submenu
    IMenuManager submenu = new MenuManager(SearchMessages.OpenWithMenu_label);

    if (o instanceof IFileStore) {
        // see if o is in the workspace
        IFileStore fileStore = (IFileStore) o;
        IFile[] ifiles = null;

        try {
            ifiles = fWorkspaceRoot
                    .findFilesForLocation(new Path(fileStore.toLocalFile(EFS.NONE, null).getAbsolutePath()));
        } catch (CoreException e) {
        }

        if (ifiles == null || ifiles.length == 0) {
            // file is not in the workspace
            fSelectedFile = fileStore;

            // Open item
            Action action = new Action() {
                public void run() {
                    String editorID = null;
                    IEditorDescriptor des = getDefaultEditor(fSelectedFile);
                    if (des != null) {
                        editorID = des.getId();
                    } else {
                        editorID = "org.eclipse.ui.DefaultTextEditor"; //$NON-NLS-1$
                    }

                    try {
                        IDE.openEditor(fPage, fSelectedFile.toURI(), editorID, true);
                    } catch (PartInitException e) {
                        String msg = NLS.bind(IDEWorkbenchMessages.OpenLocalFileAction_message_errorOnOpen,
                                fSelectedFile.getName());
                        IDEWorkbenchPlugin.log(msg, e.getStatus());
                        MessageDialog.openError(PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell(),
                                IDEWorkbenchMessages.OpenLocalFileAction_title, msg);
                    }
                }
            };
            action.setText(SearchMessages.NewTextSearchActionGroup_open);
            action.setToolTipText(SearchMessages.NewTextSearchActionGroup_openToolTip);
            menu.appendToGroup(IContextMenuConstants.GROUP_OPEN, action);

            // OpenWith submenu
            submenu.add(new SystemOpenWithMenu(fPage, (IAdaptable) fileStore));
            menu.appendToGroup(IContextMenuConstants.GROUP_OPEN, submenu);
            return;
        } else {
            // file is in the workspace
            o = ifiles[0];

            // fall through
        }
    }

    // OpenWith submenu
    submenu.add(new OpenWithMenu(fPage, (IAdaptable) o));
    menu.appendToGroup(IContextMenuConstants.GROUP_OPEN, submenu);
}

---

From source file:com.nokia.carbide.search.system.internal.ui.text.ReplaceDialog2.java

License:Open Source License

private void selectEntry(Match marker) {
    ISelection sel = fPage.getViewer().getSelection();
    if (!(sel instanceof IStructuredSelection))
        return;//from  w  w  w .java2 s.com
    IStructuredSelection ss = (IStructuredSelection) sel;
    IFileStore file = (IFileStore) marker.getElement();
    if (ss.size() == 1 && file.equals(ss.getFirstElement()))
        return;
    fPage.getViewer().setSelection(new StructuredSelection(marker.getElement()));
}

---

From source file:com.nokia.carbide.search.system.ui.text.AbstractTextSearchViewPage.java

License:Open Source License

private Object getFirstSelectedElement() {
    IStructuredSelection selection = (IStructuredSelection) fViewer.getSelection();
    if (selection.size() > 0)
        return selection.getFirstElement();
    return null;// w  w  w.j  av  a 2 s  .  c  om
}

---

From source file:com.nokia.cdt.internal.debug.launch.ui.FilesBlock.java

License:Open Source License

private void removeFiles() {
    IStructuredSelection selection = (IStructuredSelection) fFileList.getSelection();
    FileToTransfer[] files = new FileToTransfer[selection.size()];
    Iterator<?> iter = selection.iterator();
    int i = 0;// w  w  w.  ja v a 2  s  . co m
    while (iter.hasNext()) {
        files[i] = (FileToTransfer) iter.next();
        i++;
    }
    removeFiles(files);
}

---

From source file:com.nokia.s60ct.cenrep.gui.Actions.AddKeyAction.java

License:Open Source License

public void selectionChanged(IAction action, ISelection selection) {
    repository = null;//from   w w  w. j a va2  s  .  com
    if (selection instanceof IStructuredSelection) {
        IStructuredSelection structedSelection = (IStructuredSelection) selection;
        if (structedSelection.size() > 0) {
            repository = (EObject) structedSelection.getFirstElement();
        }
    }
}

---

From source file:com.nokia.s60ct.gui.actions.AddBasedOnAction.java

License:Open Source License

public void selectionChanged(IAction action, ISelection selection) {
    rootConf = null;//  www .j  a  v a 2s.  com
    if (selection instanceof IStructuredSelection) {
        IStructuredSelection structedSelection = (IStructuredSelection) selection;
        if (structedSelection.size() > 0) {
            rootConf = (RootConf) structedSelection.getFirstElement();
        }
    }
    if (rootConf != null && !rootConf.isReadOnly())
        action.setEnabled(true);
    else
        action.setEnabled(false);
}

---

From source file:com.nokia.s60ct.gui.actions.AddChildAction.java

License:Open Source License

public void selectionChanged(IAction action, ISelection selection) {
    selectedObject = null;/*from w ww. j a  v a2s.com*/
    if (selection instanceof IStructuredSelection) {
        IStructuredSelection structedSelection = (IStructuredSelection) selection;
        if (structedSelection.size() > 0) {
            selectedObject = (EObject) structedSelection.getFirstElement();
        }
    }
    if (selectedObject != null && !isObjectReadOnly(selectedObject))
        action.setEnabled(true);
    else
        action.setEnabled(false);

}

---

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