orderdialog.cpp

来自「奇趣公司比较新的qt/emd版本」· C++ 代码 · 共 113 行

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/*
TRANSLATOR qdesigner_internal::OrderDialog
*/

#include "orderdialog_p.h"
#include <QtDesigner/QDesignerFormWindowInterface>

using namespace qdesigner_internal;

OrderDialog::OrderDialog(QDesignerFormWindowInterface *form, QWidget *parent)
    : QDialog(parent), m_pages(0)
{
    ui.setupUi(this);
    setWindowFlags(windowFlags() & ~Qt::WindowContextHelpButtonHint);
    m_form = form;

    ui.upButton->setEnabled(false);
    ui.downButton->setEnabled(false);
}

OrderDialog::~OrderDialog()
{
}

void OrderDialog::setPageList(QList<QWidget*> *pages)
{
    m_pages = pages;
    for (int i=0; i<pages->count(); ++i) {
        QListWidgetItem *item = new QListWidgetItem();
        item->setText(tr("Index %1 (%2)").arg(i).arg(pages->at(i)->objectName()));
        QVariant v;
        qVariantSetValue<QWidget*>(v, pages->at(i));
        item->setData(Qt::UserRole, v);
        ui.pageList->addItem(item);
    }

    if (ui.pageList->count() > 0)
        ui.pageList->setCurrentRow(0);
}

void OrderDialog::accept()
{
    m_pages->clear();
    for (int i=0; i<ui.pageList->count(); ++i)
    {
        if (QWidget *w = qvariant_cast<QWidget*>(ui.pageList->item(i)->data(Qt::UserRole)))
            m_pages->append(w);
    }
    QDialog::accept();
}

void OrderDialog::on_upButton_clicked()
{
    int row = ui.pageList->currentRow();
    if (row <= 0)
        return;

    ui.pageList->insertItem(row - 1, ui.pageList->takeItem(row));
    ui.pageList->setCurrentRow(row - 1);
}

void OrderDialog::on_downButton_clicked()
{
    int row = ui.pageList->currentRow();
    if (row == -1 || row == ui.pageList->count() - 1)
        return;

    ui.pageList->insertItem(row + 1, ui.pageList->takeItem(row));
    ui.pageList->setCurrentRow(row + 1);
}

void OrderDialog::on_pageList_currentRowChanged(int)
{
    ui.upButton->setEnabled(true);
    ui.downButton->setEnabled(true);
}