QGIS API Documentation
3.0.2-Girona (307d082)
src
gui
qgsattributeformeditorwidget.h
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/***************************************************************************
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qgsattributeformeditorwidget.h
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-----------------------------
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Date : March 2016
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Copyright : (C) 2016 Nyall Dawson
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Email : nyall dot dawson at gmail dot com
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***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#ifndef QGSATTRIBUTEFORMEDITORWIDGET_H
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#define QGSATTRIBUTEFORMEDITORWIDGET_H
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#include "
qgis_sip.h
"
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#include "qgis_gui.h"
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#include "
qgseditorwidgetwrapper.h
"
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#include "
qgsattributeformwidget.h
"
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class
QgsEditorWidgetWrapper
;
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class
QgsMultiEditToolButton
;
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class
QgsSearchWidgetToolButton
;
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class
QgsVectorLayer
;
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class
QStackedWidget;
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class
QgsAttributeEditorContext
;
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class
QLabel;
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class
QgsAggregateToolButton
;
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class
GUI_EXPORT
QgsAttributeFormEditorWidget
:
public
QgsAttributeFormWidget
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{
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Q_OBJECT
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public
:
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explicit
QgsAttributeFormEditorWidget
(
QgsEditorWidgetWrapper
*editorWidget,
const
QString &widgetType,
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QgsAttributeForm
*form
SIP_TRANSFERTHIS
);
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~
QgsAttributeFormEditorWidget
()
override
;
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void
createSearchWidgetWrappers
(
const
QgsAttributeEditorContext
&context
SIP_PYARGREMOVE
=
QgsAttributeEditorContext
() )
override
;
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void
initialize(
const
QVariant &initialValue,
bool
mixedValues =
false
);
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bool
hasChanged
()
const
{
return
mIsChanged; }
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QVariant currentValue()
const
;
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void
setConstraintStatus(
const
QString &constraint,
const
QString &description,
const
QString &err,
QgsEditorWidgetWrapper::ConstraintResult
result );
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void
setConstraintResultVisible(
bool
editable );
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public
slots:
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void
setIsMixed(
bool
mixed );
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void
changesCommitted();
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signals:
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void
valueChanged(
const
QVariant &value );
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private
slots:
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void
editorWidgetChanged(
const
QVariant &value );
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void
resetValue();
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void
setFieldTriggered();
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void
onAggregateChanged();
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private
:
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QString mWidgetType;
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QgsEditorWidgetWrapper
*mWidget =
nullptr
;
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QgsAttributeForm
*mForm =
nullptr
;
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QLabel *mConstraintResultLabel =
nullptr
;
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QgsMultiEditToolButton
*mMultiEditButton =
nullptr
;
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QgsAggregateToolButton
*mAggregateButton =
nullptr
;
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QVariant mPreviousValue;
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bool
mBlockValueUpdate;
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bool
mIsMixed;
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bool
mIsChanged;
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void
updateWidgets()
override
;
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};
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#endif // QGSATTRIBUTEFORMEDITORWIDGET_H
QgsAttributeFormEditorWidget::hasChanged
bool hasChanged() const
Returns true if the widget's value has been changed since it was initialized.
Definition:
qgsattributeformeditorwidget.h:73
SIP_TRANSFERTHIS
#define SIP_TRANSFERTHIS
Definition:
qgis_sip.h:46
QgsAttributeFormWidget
Base class for all widgets shown on a QgsAttributeForm.
Definition:
qgsattributeformwidget.h:38
QgsAttributeEditorContext
This class contains context information for attribute editor widgets.
Definition:
qgsattributeeditorcontext.h:35
QgsEditorWidgetWrapper
Manages an editor widget Widget and wrapper share the same parent.
Definition:
qgseditorwidgetwrapper.h:42
QgsSearchWidgetToolButton
A tool button widget which is displayed next to search widgets in forms, and allows for controlling h...
Definition:
qgssearchwidgettoolbutton.h:38
QgsMultiEditToolButton
A tool button widget which is displayed next to editor widgets in attribute forms, and allows for controlling how the widget behaves and interacts with the form while in multi edit mode.
Definition:
qgsmultiedittoolbutton.h:32
QgsAggregateToolButton
Offers a toolbutton to choose between different aggregate functions.
Definition:
qgsaggregatetoolbutton.h:33
QgsAttributeFormEditorWidget
A widget consisting of both an editor widget and additional widgets for controlling the behavior of t...
Definition:
qgsattributeformeditorwidget.h:42
qgis_sip.h
QgsAttributeForm
Definition:
qgsattributeform.h:43
SIP_PYARGREMOVE
#define SIP_PYARGREMOVE
Definition:
qgis_sip.h:139
QgsEditorWidgetWrapper::ConstraintResult
ConstraintResult
Result of constraint checks.
Definition:
qgseditorwidgetwrapper.h:55
qgsattributeformwidget.h
QgsAttributeFormWidget::createSearchWidgetWrappers
virtual void createSearchWidgetWrappers(const QgsAttributeEditorContext &context=QgsAttributeEditorContext())=0
Creates the search widget wrappers for the widget used when the form is in search mode...
qgseditorwidgetwrapper.h
QgsVectorLayer
Represents a vector layer which manages a vector based data sets.
Definition:
qgsvectorlayer.h:353
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