Qt5虚拟键盘支持拖动中文拼音，大小修改

/****************************************************************************
**
** Copyright （C） 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Virtual Keyboard module of the Qt Toolkit.
**
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** accordance with the commercial license agreement provided with the
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#include “abstractinputmethod.h“

namespace QtVirtualKeyboard {

/*!
    class QtVirtualKeyboard::AbstractInputMethodPrivate
    internal
*/

AbstractInputMethodPrivate::AbstractInputMethodPrivate（） :
    QobjectPrivate（）
    inputEngine（0）
{
}

/*!
    class QtVirtualKeyboard::AbstractInputMethod
    internal

    inmodule qtvirtualkeyboard

    rief The base class for input methods.

    Use this class if you want to implement a custom input
    method using C/C++ language.
*/

/*!
    Constructs an input method with a dd as the private data
    from the derived class and a parent as the parent.
*/
AbstractInputMethod::AbstractInputMethod（AbstractInputMethodPrivate &dd Qobject *parent） :
    Qobject（dd parent）
{
}

/*!
    Constructs an input method with a parent.
*/
AbstractInputMethod::AbstractInputMethod（Qobject *parent） :
    Qobject（*new AbstractInputMethodPrivate（） parent）
{
}

/*!
    Destroys the input method and frees all allocated resources.
*/
AbstractInputMethod::~AbstractInputMethod（）
{
}

/*!
    Returns the input context associated with the input method.
    This method returns c NULL if the input method is not active.
*/
InputContext *AbstractInputMethod::inputContext（） const
{
    Q_D（const AbstractInputMethod）;
    return d->inputEngine ? d->inputEngine->inputContext（） : 0;
}

/*!
    Returns the input engine associated with the input method.
    This method returns c NULL if the input method is not active.
*/
InputEngine *AbstractInputMethod::inputEngine（） const
{
    Q_D（const AbstractInputMethod）;
    return d->inputEngine;
}

/*!
    This method is called by the input engine w

 属性            大小     日期    时间   名称
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     目录           0  2018-07-02 18:03  qtvirtualkeyboard
     目录           0  2018-07-02 18:02  qtvirtualkeyboarddoc
     目录           0  2018-07-02 18:02  qtvirtualkeyboardqtvirtualkeyboard-opensource-src-5.7.1
     文件       35147  2018-07-02 16:45  qtvirtualkeyboardqtvirtualkeyboard-opensource-src-5.7.1LICENSE.GPL3
     文件       23968  2018-07-02 16:53  qtvirtualkeyboardqtvirtualkeyboard-opensource-src-5.7.1Makefile
     文件          41  2018-07-02 16:45  qtvirtualkeyboardqtvirtualkeyboard-opensource-src-5.7.1qtvirtualkeyboard.pro
     文件         227  2018-07-02 16:45  qtvirtualkeyboardqtvirtualkeyboard-opensource-src-5.7.1README.md
     目录           0  2018-07-02 18:02  qtvirtualkeyboardqtvirtualkeyboard-opensource-src-5.7.1src
     文件        1483  2018-07-02 16:45  qtvirtualkeyboardqtvirtualkeyboard-opensource-src-5.7.1srcconfig.pri
     文件       33603  2018-07-02 16:53  qtvirtualkeyboardqtvirtualkeyboard-opensource-src-5.7.1srcMakefile
     文件         966  2018-07-02 16:45  qtvirtualkeyboardqtvirtualkeyboard-opensource-src-5.7.1srcsrc.pro
     目录           0  2018-07-02 18:02  qtvirtualkeyboardqtvirtualkeyboard-opensource-src-5.7.1srcvirtualkeyboard
     目录           0  2018-07-02 18:02  qtvirtualkeyboardqtvirtualkeyboard-opensource-src-5.7.1srcvirtualkeyboard3rdparty
     目录           0  2018-07-02 18:02  qtvirtualkeyboardqtvirtualkeyboard-opensource-src-5.7.1srcvirtualkeyboard3rdpartyuild-pinyin-unknown-Debug
     目录           0  2018-07-02 18:02  qtvirtualkeyboardqtvirtualkeyboard-opensource-src-5.7.1srcvirtualkeyboard3rdpartyuild-pinyin-unknown-Debug.obj
     文件        6448  2018-07-02 16:45  qtvirtualkeyboardqtvirtualkeyboard-opensource-src-5.7.1srcvirtualkeyboard3rdpartyuild-pinyin-unknown-Debug.objdictbuilder.o
     文件       47536  2018-07-02 16:45  qtvirtualkeyboardqtvirtualkeyboard-opensource-src-5.7.1srcvirtualkeyboard3rdpartyuild-pinyin-unknown-Debug.objdictlist.o
     文件      184704  2018-07-02 16:45  qtvirtualkeyboardqtvirtualkeyboard-opensource-src-5.7.1srcvirtualkeyboard3rdpartyuild-pinyin-unknown-Debug.objdicttrie.o
     文件       15584  2018-07-02 16:45  qtvirtualkeyboardqtvirtualkeyboard-opensource-src-5.7.1srcvirtualkeyboard3rdpartyuild-pinyin-unknown-Debug.objlpicache.o
     文件      156488  2018-07-02 16:45  qtvirtualkeyboardqtvirtualkeyboard-opensource-src-5.7.1srcvirtualkeyboard3rdpartyuild-pinyin-unknown-Debug.objmatrixsearch.o
     文件        7992  2018-07-02 16:45  qtvirtualkeyboardqtvirtualkeyboard-opensource-src-5.7.1srcvirtualkeyboard3rdpartyuild-pinyin-unknown-Debug.objmystdlib.o
     文件       30624  2018-07-02 16:45  qtvirtualkeyboardqtvirtualkeyboard-opensource-src-5.7.1srcvirtualkeyboard3rdpartyuild-pinyin-unknown-Debug.obj
gram.o
     文件       47016  2018-07-02 16:45  qtvirtualkeyboardqtvirtualkeyboard-opensource-src-5.7.1srcvirtualkeyboard3rdpartyuild-pinyin-unknown-Debug.objpinyinime.o
     文件       20328  2018-07-02 16:45  qtvirtualkeyboardqtvirtualkeyboard-opensource-src-5.7.1srcvirtualkeyboard3rdpartyuild-pinyin-unknown-Debug.objsearchutility.o
     文件        6272  2018-07-02 16:45  qtvirtualkeyboardqtvirtualkeyboard-opensource-src-5.7.1srcvirtualkeyboard3rdpartyuild-pinyin-unknown-Debug.objspellingtable.o
     文件       62720  2018-07-02 16:45  qtvirtualkeyboardqtvirtualkeyboard-opensource-src-5.7.1srcvirtualkeyboard3rdpartyuild-pinyin-unknown-Debug.objspellingtrie.o
     文件       38248  2018-07-02 16:45  qtvirtualkeyboardqtvirtualkeyboard-opensource-src-5.7.1srcvirtualkeyboard3rdpartyuild-pinyin-unknown-Debug.objsplparser.o
     文件       18728  2018-07-02 16:45  qtvirtualkeyboardqtvirtualkeyboard-opensource-src-5.7.1srcvirtualkeyboard3rdpartyuild-pinyin-unknown-Debug.objsync.o
     文件      222680  2018-07-02 16:45  qtvirtualkeyboardqtvirtualkeyboard-opensource-src-5.7.1srcvirtualkeyboard3rdpartyuild-pinyin-unknown-Debug.objuserdict.o
     文件       10936  2018-07-02 16:45  qtvirtualkeyboardqtvirtualkeyboard-opensource-src-5.7.1srcvirtualkeyboard3rdpartyuild-pinyin-unknown-Debug.objutf16char.o
     文件       14536  2018-07-02 16:45  qtvirtualkeyboardqtvirtualkeyboard-opensource-src-5.7.1srcvirtualkeyboard3rdpartyuild-pinyin-unknown-Debug.objutf16reader.o
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