protected String addToHistoryInner(
     final TextRange textRange,
     final EditorEx editor,
     final boolean erase,
     final boolean preserveMarkup) {
   final Ref<String> ref = Ref.create("");
   final Runnable action =
       new Runnable() {
         public void run() {
           ref.set(addTextRangeToHistory(textRange, editor, preserveMarkup));
           if (erase) {
             editor
                 .getDocument()
                 .deleteString(textRange.getStartOffset(), textRange.getEndOffset());
           }
         }
       };
   if (erase) {
     ApplicationManager.getApplication().runWriteAction(action);
   } else {
     ApplicationManager.getApplication().runReadAction(action);
   }
   // always scroll to end on user input
   scrollHistoryToEnd();
   queueUiUpdate(true);
   return ref.get();
 }
예제 #2
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 public <T> T runWriteAction(@NotNull final Computable<T> computation) {
   final Ref<T> ref = Ref.create(null);
   runWriteAction(
       new Runnable() {
         public void run() {
           ref.set(computation.compute());
         }
       });
   return ref.get();
 }
 @Override
 public <T> T commitAndRunReadAction(@NotNull final Computable<T> computation) {
   final Ref<T> ref = Ref.create(null);
   commitAndRunReadAction(
       new Runnable() {
         @Override
         public void run() {
           ref.set(computation.compute());
         }
       });
   return ref.get();
 }
  public static Pair<JPanel, JBList> createActionGroupPanel(
      ActionGroup action, final JComponent parent, final Runnable backAction) {
    JPanel actionsListPanel = new JPanel(new BorderLayout());
    actionsListPanel.setBackground(getProjectsBackground());
    final JBList list = new JBList(action.getChildren(null));
    list.setBackground(getProjectsBackground());
    list.installCellRenderer(
        new NotNullFunction<AnAction, JComponent>() {
          final JLabel label = new JLabel();

          {
            label.setBorder(JBUI.Borders.empty(3, 7));
          }

          @NotNull
          @Override
          public JComponent fun(AnAction action) {
            label.setText(action.getTemplatePresentation().getText());
            Icon icon = action.getTemplatePresentation().getIcon();
            label.setIcon(icon);
            return label;
          }
        });
    JScrollPane pane = ScrollPaneFactory.createScrollPane(list, true);
    pane.setBackground(getProjectsBackground());
    actionsListPanel.add(pane, BorderLayout.CENTER);
    if (backAction != null) {
      final JLabel back = new JLabel(AllIcons.Actions.Back);
      back.setBorder(JBUI.Borders.empty(3, 7, 10, 7));
      back.setHorizontalAlignment(SwingConstants.LEFT);
      new ClickListener() {
        @Override
        public boolean onClick(@NotNull MouseEvent event, int clickCount) {
          backAction.run();
          return true;
        }
      }.installOn(back);
      actionsListPanel.add(back, BorderLayout.SOUTH);
    }
    final Ref<Component> selected = Ref.create();
    final JPanel main = new JPanel(new BorderLayout());
    main.add(actionsListPanel, BorderLayout.WEST);

    ListSelectionListener selectionListener =
        new ListSelectionListener() {
          @Override
          public void valueChanged(ListSelectionEvent e) {
            if (e.getValueIsAdjusting()) {
              // Update when a change has been finalized.
              // For instance, selecting an element with mouse fires two consecutive
              // ListSelectionEvent events.
              return;
            }
            if (!selected.isNull()) {
              main.remove(selected.get());
            }
            Object value = list.getSelectedValue();
            if (value instanceof AbstractActionWithPanel) {
              JPanel panel = ((AbstractActionWithPanel) value).createPanel();
              panel.setBorder(JBUI.Borders.empty(7, 10));
              selected.set(panel);
              main.add(selected.get());

              for (JButton button : UIUtil.findComponentsOfType(main, JButton.class)) {
                if (button.getClientProperty(DialogWrapper.DEFAULT_ACTION) == Boolean.TRUE) {
                  parent.getRootPane().setDefaultButton(button);
                  break;
                }
              }

              main.revalidate();
              main.repaint();
            }
          }
        };
    list.addListSelectionListener(selectionListener);
    if (backAction != null) {
      new AnAction() {
        @Override
        public void actionPerformed(@NotNull AnActionEvent e) {
          backAction.run();
        }
      }.registerCustomShortcutSet(KeyEvent.VK_ESCAPE, 0, main);
    }
    return Pair.create(main, list);
  }
예제 #5
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  private static Trinity<PsiElement, TextRange, Value> getSelectedExpression(
      final Project project, final Editor editor, final Point point, final ValueHintType type) {
    final Ref<PsiElement> selectedExpression = Ref.create(null);
    final Ref<TextRange> currentRange = Ref.create(null);
    final Ref<Value> preCalculatedValue = Ref.create(null);

    PsiDocumentManager.getInstance(project)
        .commitAndRunReadAction(
            new Runnable() {
              public void run() {
                // Point -> offset
                final int offset = calculateOffset(editor, point);

                PsiFile psiFile =
                    PsiDocumentManager.getInstance(project).getPsiFile(editor.getDocument());

                if (psiFile == null || !psiFile.isValid()) return;

                int selectionStart = editor.getSelectionModel().getSelectionStart();
                int selectionEnd = editor.getSelectionModel().getSelectionEnd();

                if ((type == ValueHintType.MOUSE_CLICK_HINT
                        || type == ValueHintType.MOUSE_ALT_OVER_HINT)
                    && (selectionStart <= offset && offset <= selectionEnd)) {
                  PsiElement ctx =
                      (selectionStart > 0)
                          ? psiFile.findElementAt(selectionStart - 1)
                          : psiFile.findElementAt(selectionStart);
                  try {
                    String text = editor.getSelectionModel().getSelectedText();
                    if (text != null && ctx != null) {
                      selectedExpression.set(
                          JVMElementFactories.getFactory(ctx.getLanguage(), project)
                              .createExpressionFromText(text, ctx));
                      currentRange.set(
                          new TextRange(
                              editor.getSelectionModel().getSelectionStart(),
                              editor.getSelectionModel().getSelectionEnd()));
                    }
                  } catch (IncorrectOperationException ignored) {
                  }
                }

                if (currentRange.get() == null) {
                  PsiElement elementAtCursor = psiFile.findElementAt(offset);
                  if (elementAtCursor == null) {
                    return;
                  }
                  Pair<PsiElement, TextRange> pair =
                      findExpression(
                          elementAtCursor,
                          type == ValueHintType.MOUSE_CLICK_HINT
                              || type == ValueHintType.MOUSE_ALT_OVER_HINT);
                  if (pair == null) {
                    if (type == ValueHintType.MOUSE_OVER_HINT) {
                      final DebuggerSession debuggerSession =
                          DebuggerManagerEx.getInstanceEx(project)
                              .getContext()
                              .getDebuggerSession();
                      if (debuggerSession != null && debuggerSession.isPaused()) {
                        final Pair<Method, Value> lastExecuted =
                            debuggerSession.getProcess().getLastExecutedMethod();
                        if (lastExecuted != null) {
                          final Method method = lastExecuted.getFirst();
                          if (method != null) {
                            final Pair<PsiElement, TextRange> expressionPair =
                                findExpression(elementAtCursor, true);
                            if (expressionPair != null
                                && expressionPair.getFirst() instanceof PsiMethodCallExpression) {
                              final PsiMethodCallExpression methodCallExpression =
                                  (PsiMethodCallExpression) expressionPair.getFirst();
                              final PsiMethod psiMethod = methodCallExpression.resolveMethod();
                              if (psiMethod != null) {
                                final JVMName jvmSignature = JVMNameUtil.getJVMSignature(psiMethod);
                                try {
                                  if (method.name().equals(psiMethod.getName())
                                      && method
                                          .signature()
                                          .equals(
                                              jvmSignature.getName(debuggerSession.getProcess()))) {
                                    pair = expressionPair;
                                    preCalculatedValue.set(lastExecuted.getSecond());
                                  }
                                } catch (EvaluateException ignored) {
                                }
                              }
                            }
                          }
                        }
                      }
                    }
                  }
                  if (pair == null) {
                    return;
                  }
                  selectedExpression.set(pair.getFirst());
                  currentRange.set(pair.getSecond());
                }
              }
            });
    return Trinity.create(selectedExpression.get(), currentRange.get(), preCalculatedValue.get());
  }