SHAPER  9.12.0
ModuleBase_ParamSpinBox.h
1 // Copyright (C) 2014-2023 CEA, EDF
2 //
3 // This library is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU Lesser General Public
5 // License as published by the Free Software Foundation; either
6 // version 2.1 of the License, or (at your option) any later version.
7 //
8 // This library is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 // Lesser General Public License for more details.
12 //
13 // You should have received a copy of the GNU Lesser General Public
14 // License along with this library; if not, write to the Free Software
15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
16 //
17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
18 //
19 
20 #ifndef ModuleBase_ParamSpinBox_H
21 #define ModuleBase_ParamSpinBox_H
22 
23 #include "ModuleBase.h"
24 
25 #include <QAbstractSpinBox>
26 #include <QValidator>
27 #include <QLineEdit>
28 
29 class QStringListModel;
30 class QCompleter;
31 
36 class MODULEBASE_EXPORT ModuleBase_ParamSpinBox : public QAbstractSpinBox
37 {
38  Q_OBJECT
39 
40  enum State { Invalid = 0, NoVariable, Incompatible, Acceptable };
41 
42 public:
53  ModuleBase_ParamSpinBox( QWidget* theParent = 0, int thePrecision = 12 );
54 
56  void setCompletionList(QStringList&);
57 
58  virtual ~ModuleBase_ParamSpinBox();
59 
60  virtual void stepBy(int);
61 
62 // virtual double valueFromText(const QString&) const;
63 // virtual QString textFromValue (double value) const;
64 
65  virtual QValidator::State validate(QString&, int&) const;
66 
67  virtual void setValue(double);
68 
69  double value() const;
70 
71  virtual void setText(const QString&);
72 
73  QString text() const { return lineEdit()->text(); }
74 
76  void setAcceptVariables(const bool);
77 
79  bool isAcceptVariables() const;
80 
82  bool hasVariable() const;
83 
84  double minimum() const { return myMinimum; }
85  double maximum() const { return myMaximum; }
86 
87  void setMinimum(double theMin) { myMinimum = theMin; myValidator->setBottom(theMin); }
88  void setMaximum(double theMax) { myMaximum = theMax; myValidator->setTop(theMax); }
89 
90  int decimals() const { return myValidator->decimals(); }
91  void setDecimals(int thePrecision) { myValidator->setDecimals(thePrecision); }
92 
93  double singleStep() const { return mySingleStep; }
94  void setSingleStep(double theStep) { mySingleStep = theStep; }
95 
96  void setValueEnabled(bool theEnable);
97 
98 protected:
102  virtual void keyReleaseEvent(QKeyEvent *event);
103 
104  virtual bool eventFilter(QObject* theObj, QEvent* theEvent);
105 
108  virtual void timerEvent(QTimerEvent* /*event*/) {}
109 
110  virtual StepEnabled stepEnabled() const { return StepUpEnabled | StepDownEnabled; }
111 
114  bool hasVariable(const QString& theText) const;
115 
116 // /// Returns state of the control
117 // State isValid(const QString&, double&) const;
118 //
119 // /// Returns True if the given value is within min and max of the control
120 // bool checkRange(const double) const;
121 //
122 // /// Finds a variable by its name. Returns true in success
123 // /// \param theName a name of variable
124 // /// \param outValue an output value of the variable
125 // bool findVariable(const QString& theName, double& outValue) const;
126 
127 signals:
128  void textChanged(const QString&);
129 
130 // protected:
131 // virtual void showEvent(QShowEvent*);
132 //
133 // protected slots:
134 // /// A slot called on text change
135 // void onTextChanged(const QString&);
136 //
137 // private:
138 // void connectSignalsAndSlots();
139 
140 private slots:
141  void insertCompletion(const QString&);
142 
143  void onTextChanged(const QString&);
144 
145 private:
146  QString getPrefix(int& theStart, int& theEnd) const;
147  void showCompletion(bool checkPrefix);
148 
149  bool myIsEquation;
150  bool myAcceptVariables;
151 
152  QStringListModel* myCompleterModel;
153  QCompleter* myCompleter;
154 
155  double myMinimum;
156  double myMaximum;
157 
158  int myCompletePos;
159 
160  double mySingleStep;
161 
163  QColor myEnabledBaseColor;
164 
165  QDoubleValidator* myValidator;
166 };
167 
168 #endif
An extension of a double spin box which let to use parameters and expressions for value definition.
Definition: ModuleBase_ParamSpinBox.h:37
virtual void timerEvent(QTimerEvent *)
The virtual function is reimplemented in order to avoid extra increasing of value by StepBy method.
Definition: ModuleBase_ParamSpinBox.h:108