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//##########################################################################
//# #
//# CLOUDCOMPARE #
//# #
//# 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; version 2 or later of the License. #
//# #
//# This program is distributed in the hope that it will be useful, #
//# but WITHOUT ANY WARRANTY; without even the implied warranty of #
//# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
//# GNU General Public License for more details. #
//# #
//# COPYRIGHT: EDF R&D / TELECOM ParisTech (ENST-TSI) #
//# #
//##########################################################################
#ifndef CC_OVERLAY_DIALOG_HEADER
#define CC_OVERLAY_DIALOG_HEADER
//Qt
#include <QDialog>
#include <QList>
#include <QWidget>
class ccGLWindow;
//! Generic overlay dialog interface
class ccOverlayDialog : public QDialog
{
Q_OBJECT
public:
//! Default constructor
explicit ccOverlayDialog(QWidget* parent = nullptr, Qt::WindowFlags flags = Qt::FramelessWindowHint | Qt::Tool);
//! Destructor
~ccOverlayDialog() override;
//! Links the overlay dialog with a MDI window
/** Warning: link can't be modified while dialog is displayed/process is running!
\return success
**/
virtual bool linkWith(ccGLWindow* win);
//! Starts process
/** \return success
**/
virtual bool start();
//! Stops process/dialog
/** Automatically emits the 'processFinished' signal (with input state as argument).
\param accepted process/dialog result
**/
virtual void stop(bool accepted);
//reimplemented from QDialog
void reject() override;
//! Adds a keyboard shortcut (single key) that will be overridden from the associated window
/** When an overridden key is pressed, the shortcutTriggered(int) signal is emitted.
**/
void addOverridenShortcut(Qt::Key key);
//! Returns whether the tool is currently started or not
bool started() const { return m_processing; }
signals:
//! Signal emitted when process is finished
/** \param accepted specifies how the process finished (accepted or not)
**/
void processFinished(bool accepted);
//! Signal emitted when an overridden key shortcut is pressed
/** See ccOverlayDialog::addOverridenShortcut
**/
void shortcutTriggered(int key);
//! Signal emitted when a 'show' event is detected
void shown();
protected slots:
//! Slot called when the linked window is deleted (calls 'onClose')
virtual void onLinkedWindowDeletion(QObject* object = nullptr);
protected:
//inherited from QObject
bool eventFilter(QObject *obj, QEvent *e) override;
//! Associated (MDI) window
ccGLWindow* m_associatedWin;
//! Running/processing state
bool m_processing;
//! Overridden keys
QList<int> m_overriddenKeys;
};
#endif //CC_OVERLAY_DIALOG_HEADER
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