formwindowcursor.cpp

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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
 
#include "formwindowcursor.h"
#include "formwindow.h"
 
// sdk
#include <QtDesigner/propertysheet.h>
#include <QtDesigner/qextensionmanager.h>
#include <qdesigner_propertycommand_p.h>
 
#include <QtCore/qdebug.h>
 
QT_BEGIN_NAMESPACE
 
namespace qdesigner_internal {
 
FormWindowCursor::FormWindowCursor(FormWindow *fw, QObject *parent)
    : QObject(parent),
      m_formWindow(fw)
{
    update();
    connect(fw, &QDesignerFormWindowInterface::changed, this, &FormWindowCursor::update);
}
 
FormWindowCursor::~FormWindowCursor() = default;
 
QDesignerFormWindowInterface *FormWindowCursor::formWindow() const
{
    return m_formWindow;
}
 
bool FormWindowCursor::movePosition(MoveOperation op, MoveMode mode)
{
    if (widgetCount() == 0)
        return false;
 
    int iterator = position();
 
    if (mode == MoveAnchor)
        m_formWindow->clearSelection(false);
 
    switch (op) {
    case Next:
        ++iterator;
        if (iterator >= widgetCount())
            iterator = 0;
 
        m_formWindow->selectWidget(m_formWindow->widgetAt(iterator), true);
        return true;
 
    case Prev:
        --iterator;
        if (iterator < 0)
            iterator = widgetCount() - 1;
 
        if (iterator < 0)
            return false;
 
        m_formWindow->selectWidget(m_formWindow->widgetAt(iterator), true);
        return true;
 
    default:
        return false;
    }
}
 
int FormWindowCursor::position() const
{
    const int index = m_formWindow->widgets().indexOf(current());
    return index == -1 ? 0 : index;
}
 
void FormWindowCursor::setPosition(int pos, MoveMode mode)
{
    if (!widgetCount())
        return;
 
    if (mode == MoveAnchor)
        m_formWindow->clearSelection(false);
 
    if (pos >= widgetCount())
        pos = 0;
 
    m_formWindow->selectWidget(m_formWindow->widgetAt(pos), true);
}
 
QWidget *FormWindowCursor::current() const
{
    return m_formWindow->currentWidget();
}
 
bool FormWindowCursor::hasSelection() const
{
    return !m_formWindow->selectedWidgets().isEmpty();
}
 
int FormWindowCursor::selectedWidgetCount() const
{
    int N = m_formWindow->selectedWidgets().size();
    return N ? N : 1;
}
 
QWidget *FormWindowCursor::selectedWidget(int index) const
{
    return hasSelection()
        ? m_formWindow->selectedWidgets().at(index)
        : m_formWindow->mainContainer();
}
 
void FormWindowCursor::update()
{
    // ### todo
}
 
int FormWindowCursor::widgetCount() const
{
    return m_formWindow->widgetCount();
}
 
QWidget *FormWindowCursor::widget(int index) const
{
    return m_formWindow->widgetAt(index);
}
 
void FormWindowCursor::setProperty(const QString &name, const QVariant &value)
{
 
    // build selection
    const int N = selectedWidgetCount();
    Q_ASSERT(N);
 
    QObjectList selection;
    for (int i=0; i<N; ++i)
         selection.push_back(selectedWidget(i));
 
 
    SetPropertyCommand* setPropertyCommand = new SetPropertyCommand(m_formWindow);
    if (setPropertyCommand->init(selection, name, value, current())) {
        m_formWindow->commandHistory()->push(setPropertyCommand);
    } else {
        delete setPropertyCommand;
        qDebug() << "Unable to set property " << name << '.';
    }
}
 
void FormWindowCursor::setWidgetProperty(QWidget *widget, const QString &name, const QVariant &value)
{
    SetPropertyCommand *cmd = new SetPropertyCommand(m_formWindow);
    if (cmd->init(widget, name, value)) {
        m_formWindow->commandHistory()->push(cmd);
    } else {
        delete cmd;
        qDebug() << "Unable to set property " << name << '.';
    }
}
 
void FormWindowCursor::resetWidgetProperty(QWidget *widget, const QString &name)
{
    ResetPropertyCommand *cmd = new ResetPropertyCommand(m_formWindow);
    if (cmd->init(widget, name)) {
        m_formWindow->commandHistory()->push(cmd);
    } else {
        delete cmd;
        qDebug() << "Unable to reset property " << name << '.';
    }
}
 
}
 
QT_END_NAMESPACE