Example usage for com.intellij.openapi.ui.popup JBPopup getSize

Introduction

In this page you can find the example usage for com.intellij.openapi.ui.popup JBPopup getSize.

Prototype

Dimension getSize();

Source Link

Usage

From source file:com.intellij.codeInsight.documentation.QuickDocOnMouseOverManager.java

License:Apache License

private void processMouseMove(@NotNull EditorMouseEvent e) {
    if (!myApplicationActive || e.getArea() != EditorMouseEventArea.EDITING_AREA) {
        // Skip if the mouse is not at the editing area.
        closeQuickDocIfPossible();//  w  w w .  j a  v a 2s. co  m
        return;
    }

    if (e.getMouseEvent().getModifiers() != 0) {
        // Don't show the control when any modifier is active (e.g. Ctrl or Alt is hold). There is a common situation that a user
        // wants to navigate via Ctrl+click or perform quick evaluate by Alt+click.
        return;
    }

    Editor editor = e.getEditor();
    if (editor.isOneLineMode()) {
        // Don't want auto quick doc to mess at, say, editor used for debugger condition.
        return;
    }

    Project project = editor.getProject();
    if (project == null) {
        return;
    }

    DocumentationManager documentationManager = DocumentationManager.getInstance(project);
    JBPopup hint = documentationManager.getDocInfoHint();
    if (hint != null) {

        // Skip the event if the control is shown because of explicit 'show quick doc' action call.
        DocumentationManager manager = getDocManager();
        if (manager == null || !manager.isCloseOnSneeze()) {
            return;
        }

        // Skip the event if the mouse is under the opened quick doc control.
        Point hintLocation = hint.getLocationOnScreen();
        Dimension hintSize = hint.getSize();
        int mouseX = e.getMouseEvent().getXOnScreen();
        int mouseY = e.getMouseEvent().getYOnScreen();
        if (mouseX >= hintLocation.x && mouseX <= hintLocation.x + hintSize.width && mouseY >= hintLocation.y
                && mouseY <= hintLocation.y + hintSize.height) {
            return;
        }
    }

    PsiFile psiFile = PsiDocumentManager.getInstance(project).getPsiFile(editor.getDocument());
    if (psiFile == null) {
        closeQuickDocIfPossible();
        return;
    }

    VisualPosition visualPosition = editor.xyToVisualPosition(e.getMouseEvent().getPoint());
    if (editor.getSoftWrapModel().isInsideOrBeforeSoftWrap(visualPosition)) {
        closeQuickDocIfPossible();
        return;
    }

    int mouseOffset = editor.logicalPositionToOffset(editor.visualToLogicalPosition(visualPosition));
    PsiElement elementUnderMouse = psiFile.findElementAt(mouseOffset);
    if (elementUnderMouse == null || elementUnderMouse instanceof PsiWhiteSpace
            || elementUnderMouse instanceof PsiPlainText) {
        closeQuickDocIfPossible();
        return;
    }

    PsiElement targetElementUnderMouse = documentationManager.findTargetElement(editor, mouseOffset, psiFile,
            elementUnderMouse);
    if (targetElementUnderMouse == null) {
        // No PSI element is located under the current mouse position - close quick doc if any.
        closeQuickDocIfPossible();
        return;
    }

    PsiElement activeElement = myActiveElements.get(editor);
    if (targetElementUnderMouse.equals(activeElement) && (!myAlarm.isEmpty() // Request to show documentation for the target component has been already queued.
            || hint != null)) // Documentation for the target component is being shown.
    {
        return;
    }
    allowUpdateFromContext(project, false);
    closeQuickDocIfPossible();
    myActiveElements.put(editor, targetElementUnderMouse);
    myDelayedQuickDocInfo = new DelayedQuickDocInfo(documentationManager, editor, targetElementUnderMouse,
            elementUnderMouse);

    myAlarm.cancelAllRequests();
    myAlarm.addRequest(myRequest,
            EditorSettingsExternalizable.getInstance().getQuickDocOnMouseOverElementDelayMillis());
}

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