subclassingimpl.cpp

用Qt4编写的linux IDE开发环境

/*
* This file is part of QDevelop, an open-source cross-platform IDE
* Copyright (C) 2006  Jean-Luc Biord
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*
* Contact e-mail: Jean-Luc Biord <[e-mail]>
* Program URL   : http://qdevelop.org
*
*/
#include "subclassingimpl.h"
#include "projectmanager.h"
#include "editor.h"
#include "tabwidget.h"
#include "ui_newimplementation.h"
#include <QFile>
#include <QList>
#include <QMetaMethod>
#include <QUiLoader>
#include <QFileDialog>
#include <QDebug>
#include <QSortFilterProxyModel>
#include <QTreeWidget>

SubclassingImpl::SubclassingImpl(ProjectManager * parent, MainImpl *mainImpl, QString srcDirectory, QString uiName, QStringList headers)
        : QDialog(0)
{
    m_srcDirectory = srcDirectory;
    m_parent = parent;
    m_mainImpl = mainImpl;
    m_uiName = uiName;

    QApplication::setOverrideCursor(Qt::WaitCursor);
    setupUi(this);

    treeSlots = new QTreeWidget;
    treeSlots->hide();
    treeSlots->setHeaderLabel( tr("") );

    proxyModel = new QSortFilterProxyModel;
    proxyModel->setDynamicSortFilter(true);
    proxyModel->setSourceModel(treeSlots->model());
    filterView->setModel(proxyModel);

    implementations(headers);
    if ( comboClassName->count() )
    {
        comboClassName->setCurrentIndex( 0 );
        slotParseForm();
    }
    QApplication::restoreOverrideCursor();
}

QString SubclassingImpl::newFile()
{
    QString filename = comboClassName->itemData( comboClassName->currentIndex() ).toString();
    return filename;
}

QStringList SubclassingImpl::signatures(QString header)
{
    QStringList sign;
    bool slot = false;
    QString formattedParams, name;
    foreach(QString line, header.split("\n") )
    {
        if ( line.simplified().right(1) == ":" )
        {
            if ( line.simplified().contains("slots") )
                slot = true;
            else
                slot = false;
            continue;
        }

        if ( slot )
        {
            line = line.simplified();
            line = line.section(" ", 1).simplified();
            name = line.section("(", 0, 0).simplified();
            QString params = line.section("(", 1).section(")", 0, 0).simplified();
            formattedParams.clear();
            foreach(QString param, params.split(",") )
            {
                if ( param.contains("=") )
                    param = param.simplified().left( param.simplified().lastIndexOf("=") );
                if ( param.contains("&") )
                    param = param.simplified().left( param.simplified().lastIndexOf("&")+1 );
                else if ( param.contains("*") )
                    param = param.simplified().left( param.simplified().lastIndexOf("*")+1 );
                else if ( param.simplified().contains(" ") )
                    param = param.simplified().left( param.simplified().lastIndexOf(" ")+1 );
                formattedParams += param + ",";
            }
            formattedParams = formattedParams.simplified().left( formattedParams.lastIndexOf(",") );
            QString s = name + "(" + formattedParams + ")";
            sign << QMetaObject::normalizedSignature( s.toLatin1() );
        }
    }
    return sign;
}

void SubclassingImpl::implementations(QStringList headers)
{
    QString name = objectName();

    foreach(QString header, headers)
    {
        QFile file(header);
        if (!file.open(QIODevice::ReadOnly | QIODevice::Text))
            return;

        QTextStream in(&file);
        QString className;
        while (!in.atEnd())
        {
            QString line = in.readLine();
            if ( line.simplified().indexOf("class ") == 0 && !line.contains(";") )
                className = line.simplified().section("class ", 1, 1).section(":", 0, 0).simplified().section(" ", -1, -1).simplified();
            if ( line.contains("Ui::"+name) )
            {
                header = header.left( header.lastIndexOf(".") );
                comboClassName->addItem(className, QVariant(header));
                break;
            }
        }
        file.close();
    }
}

QString SubclassingImpl::objectName()
{
    QUiLoader loader;
    QFile file(m_uiName);
    file.open(QFile::ReadOnly);
    QWidget *dial = loader.load(&file, this);
    file.close();
    QString name = dial->objectName();
    delete dial;
    return name;
}

QString SubclassingImpl::className()
{
    QUiLoader loader;
    QFile file(m_uiName);
    file.open(QFile::ReadOnly);
    QWidget *dial = loader.load(&file, this);
    file.close();
    QString className = dial->metaObject()->className();
    delete dial;
    return className;
}

QStringList SubclassingImpl::templateHeaderImpl()
{
    QString filename = comboClassName->itemData( comboClassName->currentIndex() ).toString().section("/", -1).section(".", 0);
    QString classImpl = comboClassName->currentText();
    QFile file(":/templates/templates/impl.h.template");
    QString data;

    file.open(QIODevice::ReadOnly);
    data = file.readAll();
    file.close();

    data.replace("$IMPL_H", filename.toUpper()+"_H");
    data.replace("$UIHEADERNAME", "\"ui_"+m_uiName.section("/", -1, -1).section(".", 0, 0)+".h\"");
    data.replace("$CLASSNAME", classImpl);
    data.replace("$PARENTNAME", className());
    data.replace("$OBJECTNAME", objectName());
    QStringList impl = data.split("\n");

    return impl;
}

QStringList SubclassingImpl::templateSourceImpl()
{
    QString	filename  = comboClassName->itemData( comboClassName->currentIndex() ).toString().section("/", -1);
    QString	classImpl = comboClassName->currentText();
    QFile	file(":/templates/templates/impl.cpp.template");
    QString	data;

    file.open(QIODevice::ReadOnly);
    data = file.readAll();
    file.close();

    data.replace("$HEADERNAME", "\""+filename+".h\"");
    data.replace("$CLASSNAME", classImpl);
    data.replace("$PARENTNAME", className());
    QStringList impl = data.split("\n");

    return impl;
}

void SubclassingImpl::on_okButton_clicked()
{
    QString		filename = comboClassName->itemData( comboClassName->currentIndex() ).toString();
    QFile		file( filename + ".h" );
    QStringList	headerImpl;
    QStringList	sourceImpl;

    // Find filename in opened editors
    Editor *editorHeader = 0;
    foreach(Editor *ed, m_mainImpl->allEditors() )
    {
        if ( ed->filename() == filename+ ".h" )
        {
            editorHeader = ed;
        }
    }
    //
    if ( editorHeader )
    {
        // Get content of opened editor
        headerImpl = editorHeader->toPlainText().split("\n");
    }
    else
    {
    	// If file exists, get content from file
        if (file.open(QIODevice::ReadOnly | QIODevice::Text))
        {
            headerImpl = QString(file.readAll()).split("\n");
            file.close();
        }
        else // Otherwise creation of a new content from template
            headerImpl = templateHeaderImpl();
    }
    //
    int headerInsertLineAfter = headerImpl.indexOf( "private slots:" );
    if ( headerInsertLineAfter != -1 )
    {
        if ( editorHeader )
        {
            headerInsertLineAfter += 2;
        }
        else
        {
            headerInsertLineAfter += 1;
        }
    }