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/***************************************************************************
MenuSub.cpp - submenu
-------------------
begin : Mon Jan 10 2000
copyright : (C) 2000 by Thomas Eschenbacher
email : Thomas.Eschenbacher@gmx.de
***************************************************************************/
/***************************************************************************
* *
* 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. *
* *
***************************************************************************/
#include <new>
#include <QPixmap>
#include <KLocalizedString>
#include "libkwave/String.h"
#include "libgui/MenuItem.h"
#include "libgui/MenuRoot.h"
#include "libgui/MenuSub.h"
//***************************************************************************
Kwave::MenuSub::MenuSub(Kwave::MenuNode *parent,
QMenu *menu,
const QString &name,
const QString &command,
const QKeySequence &shortcut,
const QString &uid)
:Kwave::MenuNode(parent, name, command, shortcut, uid), m_menu(menu)
{
QAction *act = action();
Q_ASSERT(act);
if (act) act->setText(i18nc(UTF8(_("menu: ") + path()), UTF8(name)));
}
//***************************************************************************
Kwave::MenuSub::~MenuSub()
{
}
//*****************************************************************************
void Kwave::MenuSub::setVisible(bool visible)
{
if (!m_menu) return;
Kwave::MenuRoot *root = qobject_cast<Kwave::MenuRoot *>(rootNode());
Q_ASSERT(root);
if (root && (parentNode() == root)) {
// special case: entries of the main menu can only be made
// visible/invisible by adding to/removing from the main menu
if (visible) {
root->showChild(this);
}
else
root->hideChild(this);
} else {
// normal menu entry
m_menu->setVisible(visible);
}
}
//*****************************************************************************
bool Kwave::MenuSub::isEnabled()
{
if (m_menu && !m_menu->isEnabled()) return false;
return Kwave::MenuNode::isEnabled();
}
//*****************************************************************************
void Kwave::MenuSub::setEnabled(bool enable)
{
if (m_menu) m_menu->setEnabled(enable);
}
//*****************************************************************************
const QIcon Kwave::MenuSub::icon()
{
return (m_menu) ? m_menu->icon() : QIcon();
}
//*****************************************************************************
void Kwave::MenuSub::setIcon(const QIcon &icon)
{
if (m_menu) m_menu->setIcon(icon);
}
//***************************************************************************
Kwave::MenuSub *Kwave::MenuSub::insertBranch(const QString &name,
const QString &command,
const QKeySequence &shortcut,
const QString &uid)
{
QMenu *menu = (m_menu) ? m_menu->addMenu(name) : nullptr;
Q_ASSERT(menu);
if (!menu) return nullptr;
Kwave::MenuSub *sub = new(std::nothrow)
Kwave::MenuSub(this, menu, name, command, shortcut, uid);
Q_ASSERT(sub);
if (!sub) return nullptr;
insertChild(sub, nullptr);
return sub;
}
//***************************************************************************
Kwave::MenuNode *Kwave::MenuSub::insertLeaf(const QString &name,
const QString &command,
const QKeySequence &shortcut,
const QString &uid)
{
Q_ASSERT(name.length());
Q_ASSERT(m_menu);
if (!name.length() || !m_menu) return nullptr;
Kwave::MenuItem *item = new(std::nothrow)
Kwave::MenuItem(this, name, command, shortcut, uid);
Q_ASSERT(item);
if (!item) return nullptr;
/*
* find out where to insert the leaf: if there is a placeholder
* with the matching uid, insert after that one, otherwise append
* to the end
*/
bool found = false;
Kwave::MenuNode *child_after = nullptr;
QListIterator<Kwave::MenuNode *> it(m_children);
it.toBack();
while (!found && it.hasPrevious()) {
Kwave::MenuNode *child = it.previous();
if (!child) continue;
if (uid.length() && ((uid == child->uid()) || (uid == child->name())))
found = true;
else if (child->action())
child_after = child;
}
insertChild(item, (found) ? child_after : nullptr);
QAction *action_after = (found && child_after) ?
child_after->action() : nullptr;
if (action_after)
m_menu->insertAction(action_after, item->action());
else
m_menu->addAction(item->action());
return item;
}
//***************************************************************************
void Kwave::MenuSub::removeChild(Kwave::MenuNode *child)
{
QAction *act = (child) ? child->action() : nullptr;
if (act && m_menu) m_menu->removeAction(act);
Kwave::MenuNode::removeChild(child);
}
//***************************************************************************
bool Kwave::MenuSub::specialCommand(const QString &command)
{
Q_ASSERT(command.length());
if (!command.length()) return false;
if (command.startsWith(_("#exclusive"))) {
return true;
} else if (command.startsWith(_("#separator"))) {
if (m_menu) m_menu->addSeparator();
return true;
}
return Kwave::MenuNode::specialCommand(command);
}
//***************************************************************************
//***************************************************************************
#include "moc_MenuSub.cpp"
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