import tempfile, shutil, os

def tempDir():
    return tempfile.mkdtemp(prefix="qtcreator_")

def deleteDirIfExists(path):
    shutil.rmtree(path, True)

def verifyChecked(objectName):
    object = waitForObject(objectName, 20000)
    test.compare(object.checked, True)
    return object

def verifyEnabled(objectName):
    object = waitForObject(objectName, 20000)
    test.compare(object.enabled, True)
    return object

def selectFromCombo(objectName, itemName):
    object = verifyEnabled(objectName)
    mouseClick(object, 5, 5, 0, Qt.LeftButton)
    mouseClick(waitForObjectItem(object, itemName), 5, 5, 0, Qt.LeftButton)

def wordUnderCursor(window):
    cursor = window.textCursor()
    oldposition = cursor.position()
    cursor.movePosition(QTextCursor.StartOfWord)
    cursor.movePosition(QTextCursor.EndOfWord, QTextCursor.KeepAnchor)
    returnValue = cursor.selectedText()
    cursor.setPosition(oldposition)
    return returnValue

def lineUnderCursor(window):
    cursor = window.textCursor()
    oldposition = cursor.position()
    cursor.movePosition(QTextCursor.StartOfLine)
    cursor.movePosition(QTextCursor.EndOfLine, QTextCursor.KeepAnchor)
    returnValue = cursor.selectedText()
    cursor.setPosition(oldposition)
    return returnValue

def which(program):
    def is_exe(fpath):
        return os.path.exists(fpath) and os.access(fpath, os.X_OK)

    fpath, fname = os.path.split(program)
    if fpath:
        if is_exe(program):
            return program
        if platform.system() in ('Windows', 'Microsoft'):
            if is_exe(program + ".exe"):
                return program  + ".exe"

    else:
        for path in os.environ["PATH"].split(os.pathsep):
            exe_file = os.path.join(path, program)
            if is_exe(exe_file):
                return exe_file
            if platform.system() in ('Windows', 'Microsoft'):
                if is_exe(exe_file + ".exe"):
                    return exe_file  + ".exe"

    return None

def replaceLineEditorContent(lineEditor, newcontent):
    type(lineEditor, "<Ctrl+A>")
    type(lineEditor, "<Delete>")
    type(lineEditor, newcontent)