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/*
SPDX-FileCopyrightText: 2007 David Nolden <david.nolden.kdevelop@art-master.de>
SPDX-License-Identifier: LGPL-2.0-only
*/
#ifndef KDEVPLATFORM_ABSTRACTNAVIGATIONWIDGET_H
#define KDEVPLATFORM_ABSTRACTNAVIGATIONWIDGET_H
#include <language/languageexport.h>
#include <QPointer>
#include <QWidget>
#include "../../interfaces/quickopendataprovider.h"
#include "abstractnavigationcontext.h"
class QTextBrowser;
namespace KDevelop {
class AbstractNavigationWidgetPrivate;
/**
* This class deleted itself when its part is deleted, so always use a QPointer when referencing it.
* The duchain must be read-locked for most operations
* */
class KDEVPLATFORMLANGUAGE_EXPORT AbstractNavigationWidget
: public QWidget
, public QuickOpenEmbeddedWidgetInterface
{
Q_OBJECT
Q_INTERFACES(KDevelop::QuickOpenEmbeddedWidgetInterface)
public:
enum DisplayHint {
NoHints = 0x0, // < Normal display
EmbeddableWidget = 0x1, // < Omit parts which are only useful for the navigation popup
};
Q_DECLARE_FLAGS(DisplayHints, DisplayHint)
AbstractNavigationWidget();
~AbstractNavigationWidget() override;
void setContext(NavigationContextPointer context, int initBrowser = 400);
void setDisplayHints(DisplayHints hints);
QSize sizeHint() const override;
public Q_SLOTS:
/// keyboard navigation support
bool next() override;
bool previous() override;
bool up() override;
bool down() override;
void accept() override;
void back() override;
void resetNavigationState() override;
///These are temporarily for gettings these events directly from kate
///@todo Do this through a public interface post 4.2
void embeddedWidgetRight();
///Keyboard-action "previous"
void embeddedWidgetLeft();
///Keyboard-action "accept"
void embeddedWidgetAccept();
void embeddedWidgetUp();
void embeddedWidgetDown();
NavigationContextPointer context() const;
void navigateDeclaration(const KDevelop::IndexedDeclaration& decl);
Q_SIGNALS:
void sizeHintChanged();
/// Emitted whenever the current navigation-context has changed
/// @param wasInitial whether the previous context was the initial context
/// @param isInitial whether the current context is the initial context
void contextChanged(bool wasInitial, bool isInitial);
protected:
void wheelEvent(QWheelEvent*) override;
void updateIdealSize() const;
void initBrowser(int height);
void update();
private:
const QScopedPointer<class AbstractNavigationWidgetPrivate> d_ptr;
Q_DECLARE_PRIVATE(AbstractNavigationWidget)
};
}
#endif
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