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/*
* SPDX-FileCopyrightText: 2025 Méven Car <[email protected]>
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "setfoldericonitemaction.h"
#include "../dolphindebug.h"
#include <KConfigGroup>
#include <KDesktopFile>
#include <KFileItem>
#include <KLocalizedString>
#include <KPluginFactory>
#ifdef QT_DBUS_LIB
#include <KDirNotify>
#endif
#include <QActionGroup>
#include <QBoxLayout>
#include <QEvent>
#include <QFocusEvent>
#include <QKeyEvent>
#include <QMenu>
#include <QPushButton>
#include <QUrl>
#include <QWidgetAction>
K_PLUGIN_CLASS_WITH_JSON(SetFolderIconItemAction, "setfoldericonitemaction.json")
namespace
{
bool isDefaultFolderIcon(const QString &iconName)
{
return iconName.isEmpty() || iconName == QLatin1String("folder") || iconName == QLatin1String("inode-directory");
}
}
SetFolderIconItemAction::SetFolderIconItemAction(QObject *parent)
: KAbstractFileItemActionPlugin(parent)
{
}
void SetFolderIconItemAction::setFolderIcon(bool check)
{
QAction *action = qobject_cast<QAction *>(sender());
Q_ASSERT(action);
action->setChecked(check);
auto iconName = action->icon().name();
// Apply custom folder icon, if applicable.
const QString fileName = m_localUrl.toLocalFile() + QLatin1String("/.directory");
KDesktopFile desktopFile{fileName};
if (check && !isDefaultFolderIcon(iconName)) {
desktopFile.desktopGroup().writeEntry(QStringLiteral("Icon"), iconName);
} else {
desktopFile.desktopGroup().deleteEntry(QStringLiteral("Icon"));
if (desktopFile.desktopGroup().entryMap().isEmpty() && QFile::exists(fileName)) {
// clean file
QFile::remove(fileName);
}
}
#ifdef QT_DBUS_LIB
org::kde::KDirNotify::emitFilesChanged({m_url});
#endif
}
class ButtonsWithSubMenuWidgetAction : public QWidgetAction
{
public:
ButtonsWithSubMenuWidgetAction(QMenu *subMenu, QWidget *parentWidget)
: QWidgetAction(parentWidget)
, m_subMenu(subMenu)
{
}
void setActions(const QList<QAction *> &actions)
{
m_actions = actions;
}
bool eventFilter(QObject *object, QEvent *event) override
{
if (event->type() == QEvent::KeyPress) {
const QKeyEvent *keyEvent = static_cast<QKeyEvent *>(event);
auto widget = qobject_cast<QWidget *>(object);
if (keyEvent->keyCombination() == QKeyCombination(Qt::Modifier::SHIFT, Qt::Key_Backtab) || keyEvent->key() == Qt::Key_Left
|| keyEvent->key() == Qt::Key_Up) {
auto previous = widget->previousInFocusChain();
if (previous == widget->parentWidget()) {
// the next object is the parent, let the focus bubble up
return false;
}
previous->setFocus(Qt::BacktabFocusReason);
event->accept();
return true;
}
if (keyEvent->keyCombination() == QKeyCombination(Qt::Key_Tab) || keyEvent->key() == Qt::Key_Right || keyEvent->key() == Qt::Key_Down) {
auto next = widget->nextInFocusChain();
if (next->parentWidget() != widget->parentWidget()) {
// the next object is not a sibling, let the focus bubble up
return false;
}
next->setFocus(Qt::TabFocusReason);
event->accept();
return true;
}
}
// TODO implement proper SHIFT+TAB
// See https://bugreports.qt.io/browse/QTBUG-137298
return false;
}
QWidget *createWidget(QWidget *parent) override
{
QWidget *widget = new QWidget(parent);
auto layout = new QHBoxLayout(widget);
bool firstAction = false;
for (const auto action : std::as_const(m_actions)) {
if (!action->parent()) {
action->setParent(widget);
}
auto p = new QPushButton(widget);
p->setIcon(action->icon());
p->setCheckable(true);
p->setChecked(action->isChecked());
p->setToolTip(action->toolTip());
p->installEventFilter(this);
connect(p, &QPushButton::clicked, action, &QAction::triggered);
connect(action, &QAction::toggled, p, &QPushButton::setChecked);
layout->addWidget(p);
if (!firstAction) {
widget->setFocusProxy(p);
firstAction = true;
}
}
auto p = new QPushButton(widget);
p->setText(i18nc("@action open a submenu with additional entries", "Other"));
p->setToolTip(i18nc("@label", "Other folder icon options"));
p->setMenu(m_subMenu);
layout->addWidget(p);
p->installEventFilter(this);
widget->setFocusPolicy(Qt::StrongFocus);
return widget;
}
QList<QAction *> m_actions;
QMenu *m_subMenu;
};
QList<QAction *> SetFolderIconItemAction::actions(const KFileItemListProperties &fileItemInfos, QWidget *parentWidget)
{
if (fileItemInfos.items().count() != 1) {
return {};
}
auto fileItem = fileItemInfos.items().at(0);
m_url = fileItem.url();
bool local;
m_localUrl = fileItem.mostLocalUrl(&local);
if (!local || !fileItemInfos.supportsWriting() || !fileItem.isWritable()) {
return {};
}
const short s_numberOfEntriesVisible = 5;
using StringPair = QPair<KLocalizedString, QString>;
// keep in sync with kio/src/filewidgets/knewfilemenu.cpp
// default folder icon goes here.
const QList<StringPair> icons = {// colors.
StringPair{ki18nc("@label as in default folder color", "Red"), QStringLiteral("folder-red")},
StringPair{ki18nc("@label as in default folder color", "Yellow"), QStringLiteral("folder-yellow")},
StringPair{ki18nc("@label as in default folder color", "Orange"), QStringLiteral("folder-orange")},
StringPair{ki18nc("@label as in default folder color", "Green"), QStringLiteral("folder-green")},
StringPair{ki18nc("@label as in default folder color", "Cyan"), QStringLiteral("folder-cyan")},
// must match s_numberOfEntriesVisible
StringPair{ki18nc("@label: as in default folder icon", "Default"), QStringLiteral("inode-directory")},
StringPair{ki18nc("@label as in default folder color", "Blue"), QStringLiteral("folder-blue")},
StringPair{ki18nc("@label as in default folder color", "Violet"), QStringLiteral("folder-violet")},
StringPair{ki18nc("@label as in default folder color", "Brown"), QStringLiteral("folder-brown")},
StringPair{ki18nc("@label as in default folder color", "Grey"), QStringLiteral("folder-grey")},
// emblems.
StringPair{ki18nc("@label as in default folder color", "Bookmark"), QStringLiteral("folder-bookmark")},
StringPair{ki18nc("@label as in default folder color", "Cloud"), QStringLiteral("folder-cloud")},
StringPair{ki18nc("@label as in default folder color", "Development"), QStringLiteral("folder-development")},
StringPair{ki18nc("@label as in default folder color", "Games"), QStringLiteral("folder-games")},
StringPair{ki18nc("@label as in default folder color", "Mail"), QStringLiteral("folder-mail")},
StringPair{ki18nc("@label as in default folder color", "Music"), QStringLiteral("folder-music")},
StringPair{ki18nc("@label as in default folder color", "Print"), QStringLiteral("folder-print")},
StringPair{ki18nc("@label as in default folder color", "Compressed"), QStringLiteral("folder-tar")},
StringPair{ki18nc("@label as in default folder color", "Temporary"), QStringLiteral("folder-temp")},
StringPair{ki18nc("@label as in default folder color", "Important"), QStringLiteral("folder-important")}};
QActionGroup *actiongroup = new QActionGroup(this);
actiongroup->setExclusionPolicy(QActionGroup::ExclusionPolicy::ExclusiveOptional);
QMenu *subMenu = new QMenu();
auto action = new ButtonsWithSubMenuWidgetAction(subMenu, parentWidget);
int i = 0;
QList<QAction *> actions;
const auto fileIconName = fileItem.iconName();
for (const auto &[name, iconName] : icons) {
auto icon = QIcon::fromTheme(iconName);
if (icon.isNull()) {
qCWarning(DolphinDebug) << "SetFolderIconItemAction Missing icon:" << iconName;
continue;
}
QAction *folderIconAction = new QAction(KLocalizedString(name).toString(), parentWidget);
folderIconAction->setIcon(icon);
folderIconAction->setCheckable(true);
folderIconAction->setChecked(fileIconName == iconName);
folderIconAction->setToolTip(i18nc("@label %1 is a folder icon name (Red, Music...) etc", "Set folder icon to %1", folderIconAction->iconText()));
actiongroup->addAction(folderIconAction);
connect(folderIconAction, &QAction::triggered, this, &SetFolderIconItemAction::setFolderIcon);
connect(folderIconAction, &QAction::triggered, action, &QAction::triggered);
++i;
if (i < s_numberOfEntriesVisible + 1) {
actions.append(folderIconAction);
} else {
folderIconAction->setParent(subMenu);
subMenu->addAction(folderIconAction);
}
}
action->setActions(actions);
return {action};
}
#include "moc_setfoldericonitemaction.cpp"
#include "setfoldericonitemaction.moc"
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