1 #include "ModuleBase_ParamSpinBox.h"
3 #include <ModelAPI_Session.h>
4 #include <ModelAPI_Document.h>
5 #include <ModelAPI_ResultParameter.h>
6 #include <ModelAPI_AttributeDouble.h>
7 #include <ModelAPI_Tools.h>
19 \class ModuleBase_ParamSpinBox
25 Constructs a spin box with 0.0 as minimum value and 99.99 as maximum value,
26 a step value of 1.0 and a precision of 2 decimal places.
27 The value is initially set to 0.00.
29 \param parent parent object
31 ModuleBase_ParamSpinBox::ModuleBase_ParamSpinBox(QWidget* theParent, int thePrecision)
32 : ModuleBase_DoubleSpinBox(theParent, thePrecision),
33 myAcceptVariables(true)
35 connectSignalsAndSlots();
41 ModuleBase_ParamSpinBox::~ModuleBase_ParamSpinBox()
46 \brief Perform \a steps increment/decrement steps.
48 Re-implemented to handle cases when Notebook variable
49 name is specified by the user as the widget text.
50 Otherwise, simply calls the base implementation.
52 \param steps number of increment/decrement steps
54 void ModuleBase_ParamSpinBox::stepBy(int steps)
59 ModuleBase_DoubleSpinBox::stepBy(steps);
63 \brief Connect signals and slots.
65 void ModuleBase_ParamSpinBox::connectSignalsAndSlots()
67 connect(this, SIGNAL(valueChanged(const QString&)),
68 this, SLOT(onTextChanged(const QString&)));
72 \brief This function is called when value is changed.
74 void ModuleBase_ParamSpinBox::onTextChanged(const QString& text)
80 \brief Interpret text entered by the user as a value.
81 \param text text entered by the user
85 double ModuleBase_ParamSpinBox::valueFromText(const QString& theText) const
87 if (!hasVariable(theText)) {
88 return ModuleBase_DoubleSpinBox::valueFromText(theText);
90 // small hack: return length of the string to iniiate valuesChanged signal
91 return theText.length();
94 QString ModuleBase_ParamSpinBox::textFromValue (double theValue) const
96 if (hasVariable(myTextValue)){
99 return ModuleBase_DoubleSpinBox::textFromValue(theValue);
103 \brief This function is used to determine whether input is valid.
104 \param str currently entered value
105 \param pos cursor position in the string
106 \return validating operation result
108 QValidator::State ModuleBase_ParamSpinBox::validate(QString& str, int& pos) const
110 // Trying to interpret the current input text as a numeric value
111 if (!hasVariable(str))
112 return ModuleBase_DoubleSpinBox::validate(str, pos);
114 QValidator::State res = QValidator::Invalid;
115 if (isAcceptVariables()) {
116 res = QValidator::Acceptable;
122 \brief This function is used to set a current value for this spinbox.
123 \param value current value
125 void ModuleBase_ParamSpinBox::setValue(const double value)
127 ModuleBase_DoubleSpinBox::setValue(value);
129 myTextValue = ModuleBase_DoubleSpinBox::textFromValue(value);
133 \brief This function is used to set a text for this spinbox.
134 \param value current value
136 void ModuleBase_ParamSpinBox::setText(const QString& value)
139 lineEdit()->setText(value);
143 \brief Enables or disables variable names in the spin box.
144 By default, variable names are enabled.
145 \param flag If true, variable names are enabled.
147 void ModuleBase_ParamSpinBox::setAcceptVariables(const bool flag)
149 myAcceptVariables = flag;
153 \brief Returns true if the spin box accepts variable names.
155 bool ModuleBase_ParamSpinBox::isAcceptVariables() const
157 return myAcceptVariables;
160 bool ModuleBase_ParamSpinBox::hasVariable() const
162 if (myTextValue.isEmpty())
164 return hasVariable(myTextValue);
167 bool ModuleBase_ParamSpinBox::hasVariable(const QString& theText) const
169 //const QString aDigitPattern = QString("[-+]?[0-9]*[%1]?[0-9]*([eE][-+]?[0-9]+)?");
171 //bool aHasDigit = false;
173 // QRegExp varNameMask(aDigitPattern.arg("."));
174 // aHasDigit = varNameMask.exactMatch(theText);
178 // QRegExp varNameMask(aDigitPattern.arg(","));
179 // aHasDigit = varNameMask.exactMatch(theText);
181 bool aHasDigit = false;
182 theText.toDouble(&aHasDigit);
188 \brief This function is used to determine whether input is valid.
189 \return validating operation result
191 ModuleBase_ParamSpinBox::State ModuleBase_ParamSpinBox::isValid(const QString& theText,
192 double& theValue) const
194 if (hasVariable() && !findVariable(theText, theValue)) {
196 theValue = locale().toDouble(theText, &ok);
201 if (!checkRange(theValue)) {
209 \brief This function is used to check that string value lies within predefined range.
212 bool ModuleBase_ParamSpinBox::checkRange(const double theValue) const
214 return theValue >= minimum() && theValue <= maximum();
218 \brief This function is used to determine whether input is a variable name and to get its value.
219 \return status of search operation
221 bool ModuleBase_ParamSpinBox::findVariable(const QString& theName,
222 double& outValue) const
224 ResultParameterPtr aParam;
225 return ModelAPI_Tools::findVariable(theName.toStdString(), outValue, aParam);
229 \brief This function is called when the spinbox recieves key press event.
231 //void ModuleBase_ParamSpinBox::keyPressEvent(QKeyEvent* e)
233 // if (e->key() == Qt::Key_Return || e->key() == Qt::Key_Enter) {
234 // QWidget::keyPressEvent(e);
236 // ModuleBase_DoubleSpinBox::keyPressEvent(e);
241 \brief This function is called when the spinbox recieves show event.
243 void ModuleBase_ParamSpinBox::showEvent(QShowEvent* theEvent)
245 ModuleBase_DoubleSpinBox::showEvent(theEvent);
246 if (hasVariable(myTextValue)) {
247 setText(myTextValue);