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Some expression functions insist on a complete context which we sometimes are not able to provide. The user might still have enough knowledge that the expression is valid and an error will still be shown.
114 lines
3.6 KiB
Plaintext
114 lines
3.6 KiB
Plaintext
/************************************************************************
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* This file has been generated automatically from *
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* *
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* src/gui/qgsexpressionbuilderdialog.h *
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* *
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* Do not edit manually ! Edit header and run scripts/sipify.pl again *
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************************************************************************/
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class QgsExpressionBuilderDialog : QDialog
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{
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%Docstring
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A generic dialog for building expression strings
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@remarks This class also shows an example on how to use QgsExpressionBuilderWidget
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%End
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%TypeHeaderCode
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#include "qgsexpressionbuilderdialog.h"
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%End
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public:
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QgsExpressionBuilderDialog( QgsVectorLayer *layer,
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const QString &startText = QString(),
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QWidget *parent /TransferThis/ = 0,
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const QString &key = "generic",
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const QgsExpressionContext &context = QgsExpressionContext() );
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QgsExpressionBuilderWidget *expressionBuilder();
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%Docstring
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The builder widget that is used by the dialog
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:rtype: QgsExpressionBuilderWidget
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%End
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void setExpressionText( const QString &text );
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QString expressionText();
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%Docstring
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:rtype: str
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%End
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QgsExpressionContext expressionContext() const;
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%Docstring
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Returns the expression context for the dialog. The context is used for the expression
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preview result and for populating the list of available functions and variables.
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.. seealso:: :py:func:`setExpressionContext`
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.. versionadded:: 2.12
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:rtype: QgsExpressionContext
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%End
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void setExpressionContext( const QgsExpressionContext &context );
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%Docstring
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Sets the expression context for the dialog. The context is used for the expression
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preview result and for populating the list of available functions and variables.
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\param context expression context
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.. seealso:: :py:func:`expressionContext`
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.. versionadded:: 2.12
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%End
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void setGeomCalculator( const QgsDistanceArea &da );
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%Docstring
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Sets geometry calculator used in distance/area calculations.
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%End
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bool allowEvalErrors() const;
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%Docstring
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Allow accepting invalid expressions. This can be useful when we are not able to
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provide an expression context of which we are sure it's completely populated.
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.. versionadded:: 3.0
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:rtype: bool
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%End
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void setAllowEvalErrors( bool allowEvalErrors );
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%Docstring
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Allow accepting expressions with evaluation errors. This can be useful when we are not able to
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provide an expression context of which we are sure it's completely populated.
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.. versionadded:: 3.0
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%End
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signals:
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void allowEvalErrorsChanged();
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%Docstring
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Allow accepting expressions with evaluation errors. This can be useful when we are not able to
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provide an expression context of which we are sure it's completely populated.
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.. versionadded:: 3.0
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%End
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protected:
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virtual void done( int r );
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%Docstring
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Is called when the dialog get accepted or rejected
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Used to save geometry
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\param r result value (unused)
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%End
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virtual void accept();
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};
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/************************************************************************
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* This file has been generated automatically from *
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* *
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* src/gui/qgsexpressionbuilderdialog.h *
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* *
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* Do not edit manually ! Edit header and run scripts/sipify.pl again *
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************************************************************************/
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