Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
Add utility class for automatic scope handling for app options widget…
… factories
- Loading branch information
1 parent
483c4cd
commit 28245ef
Showing
4 changed files
with
81 additions
and
2 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,36 @@ | ||
/*************************************************************************** | ||
qgsoptionsutils.cpp | ||
------------------------- | ||
begin : September 2020 | ||
copyright : (C) 2020 by Nyall Dawson | ||
email : nyall dot dawson at gmail dot com | ||
*************************************************************************** | ||
* * | ||
* 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; either version 2 of the License, or * | ||
* (at your option) any later version. * | ||
* * | ||
***************************************************************************/ | ||
#include "qgsoptionsutils.h" | ||
|
||
#include "qgisapp.h" | ||
#include "qgis.h" | ||
#include "qgsoptionswidgetfactory.h" | ||
|
||
QgsScopedOptionsWidgetFactory::QgsScopedOptionsWidgetFactory() = default; | ||
|
||
QgsScopedOptionsWidgetFactory::~QgsScopedOptionsWidgetFactory() | ||
{ | ||
if ( mFactory ) | ||
QgisApp::instance()->unregisterOptionsWidgetFactory( mFactory.get() ); | ||
} | ||
|
||
void QgsScopedOptionsWidgetFactory::reset( std::unique_ptr<QgsOptionsWidgetFactory> factory ) | ||
{ | ||
if ( mFactory ) | ||
QgisApp::instance()->unregisterOptionsWidgetFactory( mFactory.get() ); | ||
mFactory = std::move( factory ); | ||
if ( mFactory ) | ||
QgisApp::instance()->registerOptionsWidgetFactory( mFactory.get() ); | ||
} |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,42 @@ | ||
/*************************************************************************** | ||
qgsoptionsutils.h | ||
------------------------- | ||
begin : September 2020 | ||
copyright : (C) 2020 by Nyall Dawson | ||
email : nyall dot dawson at gmail dot com | ||
*************************************************************************** | ||
* * | ||
* 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; either version 2 of the License, or * | ||
* (at your option) any later version. * | ||
* * | ||
***************************************************************************/ | ||
#ifndef QGSOPTIONSUTILS_H | ||
#define QGSOPTIONSUTILS_H | ||
|
||
class QgsOptionsWidgetFactory; | ||
#include <memory> | ||
|
||
/** | ||
* \ingroup app | ||
* | ||
* Manages lifetime of a QgsOptionsWidgetFactory, automatically | ||
* registering and unregistering it as required. | ||
* | ||
* \since QGIS 3.16 | ||
*/ | ||
class QgsScopedOptionsWidgetFactory | ||
{ | ||
public: | ||
QgsScopedOptionsWidgetFactory(); | ||
~QgsScopedOptionsWidgetFactory(); | ||
|
||
void reset( std::unique_ptr< QgsOptionsWidgetFactory > factory = nullptr ); | ||
|
||
private: | ||
std::unique_ptr< QgsOptionsWidgetFactory > mFactory; | ||
}; | ||
|
||
|
||
#endif // QGSOPTIONSUTILS_H |