/***************************************************************************
- * Copyright (C) 2005-08 by the Quassel Project *
+ * Copyright (C) 2005-2012 by the Quassel Project *
* devel@quassel-irc.org *
* *
* This program is free software; you can redistribute it and/or modify *
* 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. *
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
+ ***************************************************************************
+ * Parts of this implementation are based on KDE's KActionCollection. *
***************************************************************************/
+
+#ifndef HAVE_KDE
+
+#include <QAction>
+#include <QDebug>
+
+#include "actioncollection.h"
+
+#include "action.h"
+#include "uisettings.h"
+
+ActionCollection::ActionCollection(QObject *parent) : QObject(parent)
+{
+ _connectTriggered = _connectHovered = false;
+}
+
+
+ActionCollection::~ActionCollection()
+{
+}
+
+
+void ActionCollection::clear()
+{
+ _actionByName.clear();
+ qDeleteAll(_actions);
+ _actions.clear();
+}
+
+
+QAction *ActionCollection::action(const QString &name) const
+{
+ return _actionByName.value(name, 0);
+}
+
+
+QList<QAction *> ActionCollection::actions() const
+{
+ return _actions;
+}
+
+
+Action *ActionCollection::addAction(const QString &name, Action *action)
+{
+ QAction *act = addAction(name, static_cast<QAction *>(action));
+ Q_UNUSED(act);
+ Q_ASSERT(act == action);
+ return action;
+}
+
+
+Action *ActionCollection::addAction(const QString &name, const QObject *receiver, const char *member)
+{
+ Action *a = new Action(this);
+ if (receiver && member)
+ connect(a, SIGNAL(triggered(bool)), receiver, member);
+ return addAction(name, a);
+}
+
+
+QAction *ActionCollection::addAction(const QString &name, QAction *action)
+{
+ if (!action)
+ return action;
+
+ const QString origName = action->objectName();
+ QString indexName = name;
+
+ if (indexName.isEmpty())
+ indexName = action->objectName();
+ else
+ action->setObjectName(indexName);
+ if (indexName.isEmpty())
+ indexName = indexName.sprintf("unnamed-%p", (void *)action);
+
+ // do we already have this action?
+ if (_actionByName.value(indexName, 0) == action)
+ return action;
+ // or maybe another action under this name?
+ if (QAction *oldAction = _actionByName.value(indexName))
+ takeAction(oldAction);
+
+ // do we already have this action under a different name?
+ int oldIndex = _actions.indexOf(action);
+ if (oldIndex != -1) {
+ _actionByName.remove(origName);
+ _actions.removeAt(oldIndex);
+ }
+
+ // add action
+ _actionByName.insert(indexName, action);
+ _actions.append(action);
+
+ foreach(QWidget *widget, _associatedWidgets) {
+ widget->addAction(action);
+ }
+
+ connect(action, SIGNAL(destroyed(QObject *)), SLOT(actionDestroyed(QObject *)));
+ if (_connectHovered)
+ connect(action, SIGNAL(hovered()), SLOT(slotActionHovered()));
+ if (_connectTriggered)
+ connect(action, SIGNAL(triggered(bool)), SLOT(slotActionTriggered()));
+
+ emit inserted(action);
+ return action;
+}
+
+
+void ActionCollection::removeAction(QAction *action)
+{
+ delete takeAction(action);
+}
+
+
+QAction *ActionCollection::takeAction(QAction *action)
+{
+ if (!unlistAction(action))
+ return 0;
+
+ foreach(QWidget *widget, _associatedWidgets) {
+ widget->removeAction(action);
+ }
+
+ action->disconnect(this);
+ return action;
+}
+
+
+void ActionCollection::readSettings()
+{
+ ShortcutSettings s;
+ QStringList savedShortcuts = s.savedShortcuts();
+
+ foreach(const QString &name, _actionByName.keys()) {
+ if (!savedShortcuts.contains(name))
+ continue;
+ Action *action = qobject_cast<Action *>(_actionByName.value(name));
+ if (action)
+ action->setShortcut(s.loadShortcut(name), Action::ActiveShortcut);
+ }
+}
+
+
+void ActionCollection::writeSettings() const
+{
+ ShortcutSettings s;
+ foreach(const QString &name, _actionByName.keys()) {
+ Action *action = qobject_cast<Action *>(_actionByName.value(name));
+ if (!action)
+ continue;
+ if (!action->isShortcutConfigurable())
+ continue;
+ if (action->shortcut(Action::ActiveShortcut) == action->shortcut(Action::DefaultShortcut))
+ continue;
+ s.saveShortcut(name, action->shortcut(Action::ActiveShortcut));
+ }
+}
+
+
+void ActionCollection::slotActionTriggered()
+{
+ QAction *action = qobject_cast<QAction *>(sender());
+ if (action)
+ emit actionTriggered(action);
+}
+
+
+void ActionCollection::slotActionHovered()
+{
+ QAction *action = qobject_cast<QAction *>(sender());
+ if (action)
+ emit actionHovered(action);
+}
+
+
+void ActionCollection::actionDestroyed(QObject *obj)
+{
+ // remember that this is not an QAction anymore at this point
+ QAction *action = static_cast<QAction *>(obj);
+
+ unlistAction(action);
+}
+
+
+void ActionCollection::connectNotify(const char *signal)
+{
+ if (_connectHovered && _connectTriggered)
+ return;
+
+ if (QMetaObject::normalizedSignature(SIGNAL(actionHovered(QAction *))) == signal) {
+ if (!_connectHovered) {
+ _connectHovered = true;
+ foreach(QAction* action, actions())
+ connect(action, SIGNAL(hovered()), SLOT(slotActionHovered()));
+ }
+ }
+ else if (QMetaObject::normalizedSignature(SIGNAL(actionTriggered(QAction *))) == signal) {
+ if (!_connectTriggered) {
+ _connectTriggered = true;
+ foreach(QAction* action, actions())
+ connect(action, SIGNAL(triggered(bool)), SLOT(slotActionTriggered()));
+ }
+ }
+
+ QObject::connectNotify(signal);
+}
+
+
+void ActionCollection::associateWidget(QWidget *widget) const
+{
+ foreach(QAction *action, actions()) {
+ if (!widget->actions().contains(action))
+ widget->addAction(action);
+ }
+}
+
+
+void ActionCollection::addAssociatedWidget(QWidget *widget)
+{
+ if (!_associatedWidgets.contains(widget)) {
+ widget->addActions(actions());
+ _associatedWidgets.append(widget);
+ connect(widget, SIGNAL(destroyed(QObject *)), SLOT(associatedWidgetDestroyed(QObject *)));
+ }
+}
+
+
+void ActionCollection::removeAssociatedWidget(QWidget *widget)
+{
+ foreach(QAction *action, actions())
+ widget->removeAction(action);
+ _associatedWidgets.removeAll(widget);
+ disconnect(widget, SIGNAL(destroyed(QObject *)), this, SLOT(associatedWidgetDestroyed(QObject *)));
+}
+
+
+QList<QWidget *> ActionCollection::associatedWidgets() const
+{
+ return _associatedWidgets;
+}
+
+
+void ActionCollection::clearAssociatedWidgets()
+{
+ foreach(QWidget *widget, _associatedWidgets)
+ foreach(QAction *action, actions())
+ widget->removeAction(action);
+
+ _associatedWidgets.clear();
+}
+
+
+void ActionCollection::associatedWidgetDestroyed(QObject *obj)
+{
+ _associatedWidgets.removeAll(static_cast<QWidget *>(obj));
+}
+
+
+bool ActionCollection::unlistAction(QAction *action)
+{
+ // This might be called with a partly destroyed QAction!
+
+ int index = _actions.indexOf(action);
+ if (index == -1) return false;
+
+ QString name = action->objectName();
+ _actionByName.remove(name);
+ _actions.removeAt(index);
+
+ // TODO: remove from ActionCategory if we ever get that
+
+ return true;
+}
+
+
+#endif /* HAVE_KDE */
projects / quassel.git / blobdiff