mirror of
https://github.com/qgis/QGIS.git
synced 2025-02-27 00:33:48 -05:00
285 lines
7.9 KiB
Plaintext
285 lines
7.9 KiB
Plaintext
/************************************************************************
|
|
* This file has been generated automatically from *
|
|
* *
|
|
* src/gui/qgsexpressionbuilderwidget.h *
|
|
* *
|
|
* Do not edit manually ! Edit header and run scripts/sipify.pl again *
|
|
************************************************************************/
|
|
|
|
|
|
|
|
|
|
|
|
class QgsExpressionItem : QStandardItem
|
|
{
|
|
%Docstring
|
|
An expression item that can be used in the QgsExpressionBuilderWidget tree.
|
|
%End
|
|
|
|
%TypeHeaderCode
|
|
#include "qgsexpressionbuilderwidget.h"
|
|
%End
|
|
public:
|
|
enum ItemType
|
|
{
|
|
Header,
|
|
Field,
|
|
ExpressionNode
|
|
};
|
|
|
|
QgsExpressionItem( const QString &label,
|
|
const QString &expressionText,
|
|
const QString &helpText,
|
|
QgsExpressionItem::ItemType itemType = ExpressionNode );
|
|
|
|
QgsExpressionItem( const QString &label,
|
|
const QString &expressionText,
|
|
QgsExpressionItem::ItemType itemType = ExpressionNode );
|
|
|
|
QString getExpressionText() const;
|
|
%Docstring
|
|
:rtype: str
|
|
%End
|
|
|
|
QString getHelpText() const;
|
|
%Docstring
|
|
Get the help text that is associated with this expression item.
|
|
|
|
:return: The help text.
|
|
:rtype: str
|
|
%End
|
|
|
|
void setHelpText( const QString &helpText );
|
|
%Docstring
|
|
Set the help text for the current item
|
|
|
|
.. note::
|
|
|
|
The help text can be set as a html string.
|
|
%End
|
|
|
|
QgsExpressionItem::ItemType getItemType() const;
|
|
%Docstring
|
|
Get the type of expression item, e.g., header, field, ExpressionNode.
|
|
|
|
:return: The QgsExpressionItem.ItemType
|
|
:rtype: QgsExpressionItem.ItemType
|
|
%End
|
|
|
|
static const int CUSTOM_SORT_ROLE;
|
|
%Docstring
|
|
Custom sort order role
|
|
%End
|
|
static const int ITEM_TYPE_ROLE;
|
|
%Docstring
|
|
Item type role
|
|
%End
|
|
|
|
};
|
|
|
|
class QgsExpressionItemSearchProxy : QSortFilterProxyModel
|
|
{
|
|
%Docstring
|
|
Search proxy used to filter the QgsExpressionBuilderWidget tree.
|
|
The default search for a tree model only searches top level this will handle one
|
|
level down
|
|
%End
|
|
|
|
%TypeHeaderCode
|
|
#include "qgsexpressionbuilderwidget.h"
|
|
%End
|
|
public:
|
|
QgsExpressionItemSearchProxy();
|
|
|
|
virtual bool filterAcceptsRow( int source_row, const QModelIndex &source_parent ) const;
|
|
|
|
|
|
protected:
|
|
|
|
virtual bool lessThan( const QModelIndex &left, const QModelIndex &right ) const;
|
|
|
|
};
|
|
|
|
|
|
class QgsExpressionBuilderWidget : QWidget
|
|
{
|
|
%Docstring
|
|
A reusable widget that can be used to build a expression string.
|
|
See QgsExpressionBuilderDialog for example of usage.
|
|
%End
|
|
|
|
%TypeHeaderCode
|
|
#include "qgsexpressionbuilderwidget.h"
|
|
%End
|
|
public:
|
|
|
|
QgsExpressionBuilderWidget( QWidget *parent /TransferThis/ = 0 );
|
|
%Docstring
|
|
Create a new expression builder widget with an optional parent.
|
|
%End
|
|
~QgsExpressionBuilderWidget();
|
|
|
|
void setLayer( QgsVectorLayer *layer );
|
|
%Docstring
|
|
Sets layer in order to get the fields and values
|
|
.. note::
|
|
|
|
this needs to be called before calling loadFieldNames().
|
|
%End
|
|
|
|
void loadFieldNames();
|
|
%Docstring
|
|
Loads all the field names from the layer.
|
|
@remarks Should this really be public couldn't we just do this for the user?
|
|
%End
|
|
|
|
void loadFieldNames( const QgsFields &fields );
|
|
|
|
void loadFieldsAndValues( const QMap<QString, QStringList> &fieldValues );
|
|
%Docstring
|
|
Loads field names and values from the specified map.
|
|
.. note::
|
|
|
|
The field values must be quoted appropriately if they are strings.
|
|
.. versionadded:: 2.12
|
|
%End
|
|
|
|
void setGeomCalculator( const QgsDistanceArea &da );
|
|
%Docstring
|
|
Sets geometry calculator used in distance/area calculations.
|
|
%End
|
|
|
|
QString expressionText();
|
|
%Docstring
|
|
Gets the expression string that has been set in the expression area.
|
|
:return: The expression as a string. *
|
|
:rtype: str
|
|
%End
|
|
|
|
void setExpressionText( const QString &expression );
|
|
%Docstring
|
|
Sets the expression string for the widget
|
|
%End
|
|
|
|
QgsExpressionContext expressionContext() const;
|
|
%Docstring
|
|
Returns the expression context for the widget. The context is used for the expression
|
|
preview result and for populating the list of available functions and variables.
|
|
.. seealso:: setExpressionContext
|
|
.. versionadded:: 2.12
|
|
:rtype: QgsExpressionContext
|
|
%End
|
|
|
|
void setExpressionContext( const QgsExpressionContext &context );
|
|
%Docstring
|
|
Sets the expression context for the widget. The context is used for the expression
|
|
preview result and for populating the list of available functions and variables.
|
|
\param context expression context
|
|
.. seealso:: expressionContext
|
|
.. versionadded:: 2.12
|
|
%End
|
|
|
|
void registerItem( const QString &group, const QString &label, const QString &expressionText,
|
|
const QString &helpText = "",
|
|
QgsExpressionItem::ItemType type = QgsExpressionItem::ExpressionNode,
|
|
bool highlightedItem = false, int sortOrder = 1 );
|
|
%Docstring
|
|
Registers a node item for the expression builder.
|
|
\param group The group the item will be show in the tree view. If the group doesn't exsit it will be created.
|
|
\param label The label that is show to the user for the item in the tree.
|
|
\param expressionText The text that is inserted into the expression area when the user double clicks on the item.
|
|
\param helpText The help text that the user will see when item is selected.
|
|
\param type The type of the expression item.
|
|
\param highlightedItem set to true to make the item highlighted, which inserts a bold copy of the item at the top level
|
|
\param sortOrder sort ranking for item
|
|
%End
|
|
|
|
bool isExpressionValid();
|
|
%Docstring
|
|
:rtype: bool
|
|
%End
|
|
|
|
void saveToRecent( const QString &collection = "generic" );
|
|
%Docstring
|
|
Adds the current expression to the given collection.
|
|
By default it is saved to the collection "generic".
|
|
%End
|
|
|
|
void loadRecent( const QString &collection = "generic" );
|
|
%Docstring
|
|
Loads the recent expressions from the given collection.
|
|
By default it is loaded from the collection "generic".
|
|
%End
|
|
|
|
void newFunctionFile( const QString &fileName = "scratch" );
|
|
%Docstring
|
|
Create a new file in the function editor
|
|
%End
|
|
|
|
void saveFunctionFile( QString fileName );
|
|
%Docstring
|
|
Save the current function editor text to the given file.
|
|
%End
|
|
|
|
void loadCodeFromFile( QString path );
|
|
%Docstring
|
|
Load code from the given file into the function editor
|
|
%End
|
|
|
|
void loadFunctionCode( const QString &code );
|
|
%Docstring
|
|
Load code into the function editor
|
|
%End
|
|
|
|
void updateFunctionFileList( const QString &path );
|
|
%Docstring
|
|
Update the list of function files found at the given path
|
|
%End
|
|
|
|
public slots:
|
|
|
|
void loadSampleValues();
|
|
%Docstring
|
|
Load sample values into the sample value area
|
|
%End
|
|
|
|
void loadAllValues();
|
|
%Docstring
|
|
Load all unique values from the set layer into the sample area
|
|
%End
|
|
|
|
void autosave();
|
|
%Docstring
|
|
Auto save the current Python function code.
|
|
%End
|
|
|
|
void setAutoSave( bool enabled );
|
|
%Docstring
|
|
Enabled or disable auto saving. When enabled Python scripts will be auto saved
|
|
when text changes.
|
|
\param enabled True to enable auto saving.
|
|
%End
|
|
|
|
signals:
|
|
|
|
void expressionParsed( bool isValid );
|
|
%Docstring
|
|
Emitted when the user changes the expression in the widget.
|
|
Users of this widget should connect to this signal to decide if to let the user
|
|
continue.
|
|
\param isValid Is true if the expression the user has typed is valid.
|
|
%End
|
|
|
|
protected:
|
|
void showEvent( QShowEvent *e );
|
|
|
|
};
|
|
|
|
/************************************************************************
|
|
* This file has been generated automatically from *
|
|
* *
|
|
* src/gui/qgsexpressionbuilderwidget.h *
|
|
* *
|
|
* Do not edit manually ! Edit header and run scripts/sipify.pl again *
|
|
************************************************************************/
|