Examples with TreeNode org.python.pydev.shared_core.structure.TreeNode used on opensource projects

Example 16 with TreeNode

use of org.python.pydev.shared_core.structure.TreeNode in project Pydev by fabioz.

the class TreeNodeLabelProvider method getText.

@Override
public String getText(Object element) {
    TreeNode n = (TreeNode) element;
    Object data = n.getData();
    if (data == null) {
        return "null";
    }
    return data.toString();
}

Example 17 with TreeNode

use of org.python.pydev.shared_core.structure.TreeNode in project Pydev by fabioz.

the class PydevPlugin method start.

@SuppressWarnings({ "rawtypes", "restriction" })
@Override
public void start(BundleContext context) throws Exception {
    this.isAlive = true;
    super.start(context);
    // Setup extensions in dependencies
    // Setup extensions in dependencies
    // Setup extensions in dependencies
    // Setup extensions in dependencies (could actually be done as extension points, but done like this for
    // ease of implementation right now).
    AbstractTemplateCodeCompletion.getTemplateContextType = () -> TemplateHelper.getContextTypeRegistry().getContextType(PyContextType.PY_COMPLETIONS_CONTEXT_TYPE);
    CompletionProposalFactory.set(new DefaultCompletionProposalFactory());
    ProjectModulesManager.createJavaProjectModulesManagerIfPossible = (IProject project) -> JavaProjectModulesManagerCreator.createJavaProjectModulesManagerIfPossible(project);
    ModulesManager.createModuleFromJar = (EmptyModuleForZip emptyModuleForZip, IPythonNature nature) -> JythonModulesManagerUtils.createModuleFromJar(emptyModuleForZip, nature);
    CorePlugin.pydevStatelocation = Platform.getStateLocation(getBundle()).toFile();
    PyLintPreferences.createPyLintStream = ((IAdaptable projectAdaptable) -> {
        if (PyLintPreferences.useConsole(projectAdaptable)) {
            IOConsoleOutputStream console = MessageConsoles.getConsoleOutputStream("PyLint", UIConstants.PY_LINT_ICON);
            return ((string) -> {
                console.write(string);
            });
        } else {
            return null;
        }
    });
    Flake8Preferences.createFlake8Stream = ((IAdaptable projectAdaptable) -> {
        if (Flake8Preferences.useFlake8Console(projectAdaptable)) {
            IOConsoleOutputStream console = MessageConsoles.getConsoleOutputStream("Flake8", UIConstants.FLAKE8_ICON);
            return ((string) -> {
                console.write(string);
            });
        } else {
            return null;
        }
    });
    MypyPreferences.createMypyStream = ((IAdaptable projectAdaptable) -> {
        if (MypyPreferences.useMypyConsole(projectAdaptable)) {
            IOConsoleOutputStream console = MessageConsoles.getConsoleOutputStream("Mypy", UIConstants.MYPY_ICON);
            return ((string) -> {
                console.write(string);
            });
        } else {
            return null;
        }
    });
    JavaVmLocationFinder.callbackJavaJars = () -> {
        try {
            IVMInstall defaultVMInstall = JavaRuntime.getDefaultVMInstall();
            LibraryLocation[] libraryLocations = JavaRuntime.getLibraryLocations(defaultVMInstall);
            ArrayList<File> jars = new ArrayList<File>();
            for (LibraryLocation location : libraryLocations) {
                jars.add(location.getSystemLibraryPath().toFile());
            }
            return jars;
        } catch (Throwable e) {
            JythonModulesManagerUtils.tryRethrowAsJDTNotAvailableException(e);
            throw new RuntimeException("Should never get here", e);
        }
    };
    JavaVmLocationFinder.callbackJavaExecutable = () -> {
        try {
            IVMInstall defaultVMInstall = JavaRuntime.getDefaultVMInstall();
            File installLocation = defaultVMInstall.getInstallLocation();
            return StandardVMType.findJavaExecutable(installLocation);
        } catch (Throwable e) {
            JythonModulesManagerUtils.tryRethrowAsJDTNotAvailableException(e);
            throw new RuntimeException("Should never get here", e);
        }
    };
    PyLinkedModeCompletionProposal.goToLinkedModeHandler = (PyLinkedModeCompletionProposal proposal, ITextViewer viewer, int offset, IDocument doc, int exitPos, int iPar, List<Integer> offsetsAndLens) -> {
        LinkedModeModel model = new LinkedModeModel();
        for (int i = 0; i < offsetsAndLens.size(); i++) {
            Integer offs = offsetsAndLens.get(i);
            i++;
            Integer len = offsetsAndLens.get(i);
            if (i == 1) {
                proposal.firstParameterLen = len;
            }
            int location = offset + iPar + offs + 1;
            LinkedPositionGroup group = new LinkedPositionGroup();
            ProposalPosition proposalPosition = new ProposalPosition(doc, location, len, 0, new ICompletionProposal[0]);
            group.addPosition(proposalPosition);
            model.addGroup(group);
        }
        model.forceInstall();
        final LinkedModeUI ui = new EditorLinkedModeUI(model, viewer);
        // set it to request the ctx info from the completion processor
        ui.setDoContextInfo(true);
        ui.setExitPosition(viewer, exitPos, 0, Integer.MAX_VALUE);
        Runnable r = new Runnable() {

            @Override
            public void run() {
                ui.enter();
            }
        };
        RunInUiThread.async(r);
    };
    /**
     * Given a passed tree, selects the elements on the tree (and returns the selected elements in a flat list).
     */
    SyncSystemModulesManager.selectElementsInDialog = (final DataAndImageTreeNode root, List<TreeNode> initialSelection) -> {
        List<TreeNode> selectElements = SelectNDialog.selectElements(root, new TreeNodeLabelProvider() {

            @Override
            public org.eclipse.swt.graphics.Image getImage(Object element) {
                DataAndImageTreeNode n = (DataAndImageTreeNode) element;
                return ImageCache.asImage(n.image);
            }

            @Override
            public String getText(Object element) {
                TreeNode n = (TreeNode) element;
                Object data = n.getData();
                if (data == null) {
                    return "null";
                }
                if (data instanceof IInterpreterInfo) {
                    IInterpreterInfo iInterpreterInfo = (IInterpreterInfo) data;
                    return iInterpreterInfo.getNameForUI();
                }
                return data.toString();
            }
        }, "System PYTHONPATH changes detected", "Please check which interpreters and paths should be updated.", true, initialSelection);
        return selectElements;
    };
    InterpreterInfo.selectLibraries = new IPythonSelectLibraries() {

        @Override
        public List<String> select(List<String> selection, List<String> toAsk) throws CancelException {
            // true == OK, false == CANCELLED
            boolean result = true;
            PythonSelectionLibrariesDialog runnable = new PythonSelectionLibrariesDialog(selection, toAsk, true);
            try {
                RunInUiThread.sync(runnable);
            } catch (NoClassDefFoundError e) {
            } catch (UnsatisfiedLinkError e) {
            // this means that we're running unit-tests, so, we don't have to do anything about it
            // as 'l' is already ok.
            }
            result = runnable.getOkResult();
            if (result == false) {
                // Canceled by the user
                throw new CancelException();
            }
            return runnable.getSelection();
        }
    };
    org.python.pydev.shared_core.log.ToLogFile.afterOnToLogFile = (final String buffer) -> {
        final Runnable r = new Runnable() {

            @Override
            public void run() {
                synchronized (org.python.pydev.shared_core.log.ToLogFile.lock) {
                    try {
                        // Print to console view (must be in UI thread).
                        IOConsoleOutputStream c = org.python.pydev.shared_ui.log.ToLogFile.getConsoleOutputStream();
                        c.write(buffer.toString());
                        c.write(System.lineSeparator());
                    } catch (Throwable e) {
                        Log.log(e);
                    }
                }
            }
        };
        RunInUiThread.async(r, true);
        return null;
    };
    AbstractInterpreterManager.configWhenInterpreterNotAvailable = (manager) -> {
        // If we got here, the interpreter is not properly configured, let's try to auto-configure it
        if (PyDialogHelpers.getAskAgainInterpreter(manager)) {
            configureInterpreterJob.addInterpreter(manager);
            configureInterpreterJob.schedule(50);
        }
        return null;
    };
    AbstractInterpreterManager.errorCreatingInterpreterInfo = (title, reason) -> {
        try {
            final Display disp = Display.getDefault();
            disp.asyncExec(new Runnable() {

                @Override
                public void run() {
                    ErrorDialog.openError(null, title, "Unable to get information on interpreter!", new Status(Status.ERROR, PydevPlugin.getPluginID(), 0, reason, null));
                }
            });
        } catch (Throwable e) {
        // ignore error communication error
        }
        return null;
    };
    try {
        resourceBundle = ResourceBundle.getBundle("org.python.pydev.PyDevPluginResources");
    } catch (MissingResourceException x) {
        resourceBundle = null;
    }
    final IEclipsePreferences preferences = PydevPrefs.getEclipsePreferences();
    // set them temporarily
    // setPythonInterpreterManager(new StubInterpreterManager(true));
    // setJythonInterpreterManager(new StubInterpreterManager(false));
    // changed: the interpreter manager is always set in the initialization (initialization
    // has some problems if that's not done).
    InterpreterManagersAPI.setPythonInterpreterManager(new PythonInterpreterManager(preferences));
    InterpreterManagersAPI.setJythonInterpreterManager(new JythonInterpreterManager(preferences));
    InterpreterManagersAPI.setIronpythonInterpreterManager(new IronpythonInterpreterManager(preferences));
    // This is usually fast, but in lower end machines it could be a bit slow, so, let's do it in a job to make sure
    // that the plugin is properly initialized without any delays.
    startSynchSchedulerJob.schedule(1000);
// restore the nature for all python projects -- that's done when the project is set now.
// new Job("PyDev: Restoring projects python nature"){
// 
// protected IStatus run(IProgressMonitor monitor) {
// try{
// 
// IProject[] projects = getWorkspace().getRoot().getProjects();
// for (int i = 0; i < projects.length; i++) {
// IProject project = projects[i];
// try {
// if (project.isOpen() && project.hasNature(PythonNature.PYTHON_NATURE_ID)) {
// PythonNature.addNature(project, monitor, null, null);
// }
// } catch (Exception e) {
// PydevPlugin.log(e);
// }
// }
// }catch(Throwable t){
// t.printStackTrace();
// }
// return Status.OK_STATUS;
// }
// 
// }.schedule();
}

Example 18 with TreeNode

use of org.python.pydev.shared_core.structure.TreeNode in project Pydev by fabioz.

the class PythonLinkHelper method findMatchInTreeNodeRoot.

/**
 * Tries to find a match for the element in the given root passed. If found returns true.
 *
 * @param infosSearched: a memo to know which infos were already searched to prevent searching many times in
 * the same place.
 */
private IStructuredSelection findMatchInTreeNodeRoot(File element, CommonViewer commonViewer, InterpreterInfoTreeNodeRoot treeNodeRoot, Set<IInterpreterInfo> infosSearched) {
    if (infosSearched.contains(treeNodeRoot.interpreterInfo)) {
        return null;
    }
    infosSearched.add(treeNodeRoot.interpreterInfo);
    List<TreeNode> nodesOrderedForFileSearch = treeNodeRoot.getNodesOrderedForFileSearch();
    for (TreeNode node : nodesOrderedForFileSearch) {
        PythonpathTreeNode match = findMatch(node, element);
        if (match != null) {
            return new StructuredSelection(match);
        }
    }
    return null;
}

Example 19 with TreeNode

use of org.python.pydev.shared_core.structure.TreeNode in project Pydev by fabioz.

the class PythonLinkHelper method findExternalFileSelectionGivenTreeSelection.

private IStructuredSelection findExternalFileSelectionGivenTreeSelection(File f, CommonViewer commonViewer, ITreeContentProvider treeContentProvider, Set<IInterpreterInfo> infosSearched, final Object next) {
    if (next instanceof IAdaptable) {
        IAdaptable adaptable = (IAdaptable) next;
        IResource resource = (IResource) adaptable.getAdapter(IResource.class);
        if (resource != null) {
            IProject project = resource.getProject();
            if (project != null) {
                Object[] children = treeContentProvider.getChildren(project);
                for (Object object : children) {
                    if (object instanceof InterpreterInfoTreeNodeRoot) {
                        IStructuredSelection sel = findMatchInTreeNodeRoot(f, commonViewer, (InterpreterInfoTreeNodeRoot) object, infosSearched);
                        if (sel != null) {
                            return sel;
                        }
                    }
                }
                return null;
            }
        }
    // Keep on going to try to find a parent that'll adapt to IResource...
    }
    if (next instanceof TreeNode) {
        TreeNode treeNode = (TreeNode) next;
        while (true) {
            if (treeNode instanceof InterpreterInfoTreeNodeRoot) {
                IStructuredSelection sel = findMatchInTreeNodeRoot(f, commonViewer, (InterpreterInfoTreeNodeRoot) treeNode, infosSearched);
                if (sel != null) {
                    return sel;
                }
                return null;
            }
            if (treeNode instanceof PythonpathTreeNode) {
                PythonpathTreeNode pythonpathTreeNode = (PythonpathTreeNode) treeNode;
                if (f.equals(pythonpathTreeNode.file)) {
                    return new StructuredSelection(treeNode);
                }
            }
            Object parent = treeNode.getParent();
            if (parent instanceof TreeNode) {
                treeNode = (TreeNode) parent;
            } else {
                break;
            }
        }
        // Couldn't find a proper InterpreterInfoTreeNodeRoot already having a TreeNode? Let's log it, as a TreeNode
        // should always map to an InterpreterInfoTreeNodeRoot.
        Log.log("Couldn't find a proper InterpreterInfoTreeNodeRoot already having TreeNode: " + next);
        return null;
    }
    // Some unexpected type... let's get its parent until we find one expected (or just end up trying if we get to the root).
    Object parent = next;
    int i = 200;
    // so, this is likely a problem in the content provider).
    while (i > 0) {
        i--;
        if (i == 0) {
            Log.log("Found a recursion for the element: " + next + " when searching parents. Please report this a a bug!");
        }
        if (parent == null || parent instanceof IWorkspaceRoot || parent instanceof IWorkingSet) {
            break;
        }
        if (parent instanceof TreeNode && parent != next) {
            return findExternalFileSelectionGivenTreeSelection(f, commonViewer, treeContentProvider, infosSearched, parent);
        } else if (parent instanceof IAdaptable) {
            IAdaptable adaptable = (IAdaptable) parent;
            IResource resource = (IResource) adaptable.getAdapter(IResource.class);
            if (resource != null) {
                IProject project = resource.getProject();
                if (project != null && project != next) {
                    return findExternalFileSelectionGivenTreeSelection(f, commonViewer, treeContentProvider, infosSearched, project);
                }
            }
        }
        parent = treeContentProvider.getParent(parent);
    }
    return null;
}

Example 20 with TreeNode

use of org.python.pydev.shared_core.structure.TreeNode in project Pydev by fabioz.

the class PythonBaseModelProvider method createErrorWorkingSetWithoutChildren.

private TreeNode<LabelAndImage> createErrorWorkingSetWithoutChildren(IWorkingSet parentElement) {
    IImageHandle img = SharedUiPlugin.getImageCache().get(UIConstants.WARNING);
    TreeNode<LabelAndImage> root = new TreeNode<LabelAndImage>(parentElement, new LabelAndImage("Warning: working set: " + parentElement.getName() + " does not have any contents.", img));
    new TreeNode<>(root, new LabelAndImage("Access the menu (Ctrl+F10) to edit the working set.", null));
    new TreeNode<>(root, new LabelAndImage("Or select the working set in the tree and use Alt+Enter.", null));
    return root;
}