Exemple #1
0
        @Override
        public void mouseMoved(final EditorMouseEvent e) {
          if (e.isConsumed() || !myProject.isInitialized() || myProject.isDisposed()) {
            return;
          }
          MouseEvent mouseEvent = e.getMouseEvent();

          if (isMouseOverTooltip(mouseEvent.getLocationOnScreen())
              || ScreenUtil.isMovementTowards(
                  myPrevMouseLocation, mouseEvent.getLocationOnScreen(), getHintBounds())) {
            myPrevMouseLocation = mouseEvent.getLocationOnScreen();
            return;
          }
          myPrevMouseLocation = mouseEvent.getLocationOnScreen();

          Editor editor = e.getEditor();
          if (editor.getProject() != null && editor.getProject() != myProject) return;
          PsiDocumentManager documentManager = PsiDocumentManager.getInstance(myProject);
          PsiFile psiFile = documentManager.getPsiFile(editor.getDocument());
          Point point = new Point(mouseEvent.getPoint());
          if (documentManager.isCommitted(editor.getDocument())) {
            // when document is committed, try to check injected stuff - it's fast
            int offset = editor.logicalPositionToOffset(editor.xyToLogicalPosition(point));
            editor =
                InjectedLanguageUtil.getEditorForInjectedLanguageNoCommit(editor, psiFile, offset);
          }

          LogicalPosition pos = editor.xyToLogicalPosition(point);
          int offset = editor.logicalPositionToOffset(pos);
          int selStart = editor.getSelectionModel().getSelectionStart();
          int selEnd = editor.getSelectionModel().getSelectionEnd();

          myStoredModifiers = mouseEvent.getModifiers();
          BrowseMode browseMode = getBrowseMode(myStoredModifiers);

          cancelPreviousTooltip();

          if (browseMode == BrowseMode.None || offset >= selStart && offset < selEnd) {
            disposeHighlighter();
            return;
          }

          myTooltipProvider = new TooltipProvider(editor, pos);
          myTooltipProvider.execute(browseMode);
        }
        public void mouseMoved(final EditorMouseEvent e) {
          if (e.isConsumed() || !myProject.isInitialized()) {
            return;
          }
          MouseEvent mouseEvent = e.getMouseEvent();

          Editor editor = e.getEditor();
          if (editor.getProject() != null && editor.getProject() != myProject) return;
          PsiFile psiFile =
              PsiDocumentManager.getInstance(myProject).getPsiFile(editor.getDocument());
          Point point = new Point(mouseEvent.getPoint());
          if (!PsiDocumentManager.getInstance(myProject).isUncommited(editor.getDocument())) {
            // when document is committed, try to check injected stuff - it's fast
            editor =
                InjectedLanguageUtil.getEditorForInjectedLanguageNoCommit(
                    editor,
                    psiFile,
                    editor.logicalPositionToOffset(editor.xyToLogicalPosition(point)));
          }

          LogicalPosition pos = editor.xyToLogicalPosition(point);
          int offset = editor.logicalPositionToOffset(pos);
          int selStart = editor.getSelectionModel().getSelectionStart();
          int selEnd = editor.getSelectionModel().getSelectionEnd();

          myStoredModifiers = mouseEvent.getModifiers();
          BrowseMode browseMode = getBrowseMode(myStoredModifiers);

          if (myTooltipProvider != null) {
            myTooltipProvider.dispose();
          }

          if (browseMode == BrowseMode.None || offset >= selStart && offset < selEnd) {
            disposeHighlighter();
            myTooltipProvider = null;
            return;
          }

          myTooltipProvider = new TooltipProvider(editor, pos);
          myTooltipProvider.execute(browseMode);
        }
  @Override
  public void doCollectInformation(@NotNull final ProgressIndicator progress) {
    @SuppressWarnings("unchecked")
    HighlightUsagesHandlerBase<PsiElement> handler =
        HighlightUsagesHandler.createCustomHandler(myEditor, myFile);
    if (handler != null) {
      List<PsiElement> targets = handler.getTargets();
      handler.computeUsages(targets);
      final List<TextRange> readUsages = handler.getReadUsages();
      for (TextRange readUsage : readUsages) {
        LOG.assertTrue(readUsage != null, "null text range from " + handler);
      }
      myReadAccessRanges.addAll(readUsages);
      final List<TextRange> writeUsages = handler.getWriteUsages();
      for (TextRange writeUsage : writeUsages) {
        LOG.assertTrue(writeUsage != null, "null text range from " + handler);
      }
      myWriteAccessRanges.addAll(writeUsages);
      if (!handler.highlightReferences()) return;
    }

    int flags =
        TargetElementUtil.ELEMENT_NAME_ACCEPTED | TargetElementUtil.REFERENCED_ELEMENT_ACCEPTED;
    PsiElement myTarget;
    try {
      myTarget = TargetElementUtil.getInstance().findTargetElement(myEditor, flags, myCaretOffset);
    } catch (IndexNotReadyException e) {
      return;
    }

    if (myTarget == null) {
      if (!PsiDocumentManager.getInstance(myProject).isUncommited(myEditor.getDocument())) {
        // when document is committed, try to check injected stuff - it's fast
        Editor injectedEditor =
            InjectedLanguageUtil.getEditorForInjectedLanguageNoCommit(
                myEditor, myFile, myCaretOffset);
        myTarget =
            TargetElementUtil.getInstance()
                .findTargetElement(
                    injectedEditor, flags, injectedEditor.getCaretModel().getOffset());
      }
    }

    if (myTarget != null) {
      highlightTargetUsages(myTarget);
    } else {
      PsiReference ref = TargetElementUtil.findReference(myEditor);
      if (ref instanceof PsiPolyVariantReference) {
        if (!ref.getElement().isValid()) {
          throw new PsiInvalidElementAccessException(
              ref.getElement(),
              "Invalid element in " + ref + " of " + ref.getClass() + "; editor=" + myEditor);
        }
        ResolveResult[] results = ((PsiPolyVariantReference) ref).multiResolve(false);
        if (results.length > 0) {
          for (ResolveResult result : results) {
            PsiElement target = result.getElement();
            if (target != null) {
              if (!target.isValid()) {
                throw new PsiInvalidElementAccessException(
                    target,
                    "Invalid element returned from "
                        + ref
                        + " of "
                        + ref.getClass()
                        + "; editor="
                        + myEditor);
              }
              highlightTargetUsages(target);
            }
          }
        }
      }
    }
  }