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Previously the clear button might not show if the value of the widget was set while its signals were blocked.
62 lines
2.3 KiB
Plaintext
62 lines
2.3 KiB
Plaintext
class QgsSpinBox : QSpinBox
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{
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%TypeHeaderCode
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#include <qgsspinbox.h>
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%End
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public:
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enum ClearValueMode
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{
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MinimumValue,
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MaximumValue,
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CustomValue
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};
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explicit QgsSpinBox( QWidget *parent /TransferThis/ = 0 );
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//! determines if the widget will show a clear button
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//! @note the clear button will set the widget to its minimum value
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void setShowClearButton( const bool showClearButton );
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bool showClearButton() const;
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/**Sets if the widget will allow entry of simple expressions, which are
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* evaluated and then discarded.
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* @param enabled set to true to allow expression entry
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* @note added in QGIS 2.7
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*/
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void setExpressionsEnabled( const bool enabled );
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/**Returns whether the widget will allow entry of simple expressions, which are
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* evaluated and then discarded.
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* @returns true if spin box allows expression entry
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* @note added in QGIS 2.7
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*/
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bool expressionsEnabled() const;
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//! Set the current value to the value defined by the clear value.
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virtual void clear();
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/**
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* @brief setClearValue defines the clear value for the widget and will automatically set the clear value mode to CustomValue
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* @param customValue defines the numerical value used as the clear value
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* @param clearValueText is the text displayed when the spin box is at the clear value. If not specified, no special value text is used.
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*/
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void setClearValue( int customValue, QString clearValueText = QString() );
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/**
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* @brief setClearValueMode defines if the clear value should be the minimum or maximum values of the widget or a custom value
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* @param mode mode to user for clear value
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* @param clearValueText is the text displayed when the spin box is at the clear value. If not specified, no special value text is used.
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*/
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void setClearValueMode( ClearValueMode mode, QString clearValueText = QString() );
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//! returns the value used when clear() is called.
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int clearValue() const;
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virtual int valueFromText( const QString & text ) const;
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virtual QValidator::State validate( QString & input, int & pos ) const;
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protected:
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virtual void resizeEvent( QResizeEvent* event );
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virtual void changeEvent( QEvent* event );
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virtual void paintEvent( QPaintEvent* event );
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};
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