mirror of
https://git.lyx.org/repos/lyx.git
synced 2024-11-16 07:55:41 +00:00
128 lines
2.9 KiB
C++
128 lines
2.9 KiB
C++
// -*- C++ -*-
|
|
/**
|
|
* \file ButtonController.h
|
|
* This file is part of LyX, the document processor.
|
|
* Licence details can be found in the file COPYING.
|
|
*
|
|
* \author Allan Rae
|
|
*
|
|
* Full author contact details are available in file CREDITS.
|
|
*/
|
|
|
|
#ifndef BUTTONCONTROLLER_H
|
|
#define BUTTONCONTROLLER_H
|
|
|
|
#include "ButtonPolicy.h"
|
|
|
|
class QWidget;
|
|
class QPushButton;
|
|
class QLineEdit;
|
|
class QCheckBox;
|
|
|
|
namespace lyx {
|
|
namespace frontend {
|
|
|
|
/** General purpose button controller for up to four buttons.
|
|
Controls the activation of the OK, Apply and Cancel buttons.
|
|
Actually supports 4 buttons in all and it's up to the user to decide on
|
|
the activation policy and which buttons correspond to which output of the
|
|
state machine.
|
|
*/
|
|
|
|
|
|
/** \c ButtonController controls the activation of the OK, Apply and
|
|
* Cancel buttons.
|
|
*
|
|
* It actually supports 4 buttons in all and it's up to the user to decide on
|
|
* the activation policy and which buttons correspond to which output of the
|
|
* state machine.
|
|
*/
|
|
|
|
class ButtonController
|
|
{
|
|
public:
|
|
ButtonController();
|
|
~ButtonController();
|
|
|
|
//@{
|
|
/// Methods to set and get the ButtonPolicy.
|
|
void setPolicy(ButtonPolicy::Policy policy);
|
|
ButtonPolicy const & policy() const;
|
|
ButtonPolicy & policy();
|
|
//@}
|
|
|
|
///
|
|
void input(ButtonPolicy::SMInput);
|
|
|
|
//@{
|
|
/// Tell the BC that a particular button has been pressed.
|
|
void ok();
|
|
void apply();
|
|
void cancel();
|
|
void restore();
|
|
void autoApply();
|
|
//@}
|
|
|
|
/// Tell the BC that the dialog is being hidden
|
|
void hide();
|
|
|
|
/**Refresh the activation state of the Ok, Apply, Close and
|
|
* Restore buttons.
|
|
*/
|
|
void refresh() const;
|
|
|
|
/** Refresh the activation state of all the widgets under the control
|
|
* of the BC to reflect the read-only status of the underlying buffer.
|
|
*/
|
|
void refreshReadOnly() const;
|
|
|
|
/** Passthrough function -- returns its input value
|
|
* Tell the BC about the read-only status of the underlying buffer.
|
|
*/
|
|
bool setReadOnly(bool);
|
|
|
|
/**
|
|
* Sets the activation state of the buttons immediately.
|
|
* \param validity Tell the BC that the data is, or is not, valid.
|
|
*/
|
|
void setValid(bool);
|
|
|
|
//
|
|
// View
|
|
//
|
|
|
|
//@{
|
|
/// Store pointers to these widgets.
|
|
void setOK(QPushButton * obj);
|
|
void setApply(QPushButton * obj);
|
|
void setCancel(QPushButton * obj);
|
|
void setRestore(QPushButton * obj);
|
|
void setAutoApply(QCheckBox * obj);
|
|
//@}
|
|
|
|
/** Add a pointer to the list of widgets whose activation
|
|
* state is dependent upon the read-only status of the
|
|
* underlying buffer.
|
|
*/
|
|
void addReadOnly(QWidget * obj);
|
|
|
|
/** Add a widget to the list of all widgets whose validity should
|
|
* be checked explicitly when the buttons are refreshed.
|
|
*/
|
|
void addCheckedLineEdit(QLineEdit * input, QWidget * label = 0);
|
|
|
|
private:
|
|
/// noncopyable
|
|
ButtonController(ButtonController const &);
|
|
void operator=(ButtonController const &);
|
|
|
|
/// pimpl
|
|
class Private;
|
|
Private * d;
|
|
};
|
|
|
|
} // namespace frontend
|
|
} // namespace lyx
|
|
|
|
#endif // BUTTONCONTROLLER_H
|