VariablePillContainer.hh
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1 /*
2  * Copyright (C) 2016 Open Source Robotics Foundation
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4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
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17 #ifndef GAZEBO_GUI_PLOT_VARIABLE_PILL_CONTAINER_HH_
18 #define GAZEBO_GUI_PLOT_VARIABLE_PILL_CONTAINER_HH_
19 
20 #include <memory>
21 #include <string>
22 
23 #include "gazebo/gui/qt.h"
25 #include "gazebo/util/system.hh"
26 
27 namespace gazebo
28 {
29  namespace gui
30  {
31  // Forward declare private data class
32  class VariablePillContainerPrivate;
33 
34  class VariablePill;
35 
37  class GZ_GUI_VISIBLE VariablePillContainer : public QWidget
38  {
39  Q_OBJECT
40 
43  public: explicit VariablePillContainer(QWidget *_parent = nullptr);
44 
46  public: virtual ~VariablePillContainer();
47 
50  public: void SetText(const std::string &_text);
51 
54  public: std::string Text() const;
55 
59  public: void SetMaxSize(const int _max);
60 
64  public: int MaxSize() const;
65 
69  public: void SetVariablePillLabel(const unsigned int _id,
70  const std::string &_text);
71 
76  public: unsigned int AddVariablePill(const std::string &_name,
77  const unsigned int _targetId = VariablePill::EmptyVariable);
78 
82  public: void AddVariablePill(VariablePill *_variable,
83  const unsigned int _targetId = VariablePill::EmptyVariable);
84 
87  public: void RemoveVariablePill(VariablePill *_variable);
88 
91  public: void RemoveVariablePill(const unsigned int _id);
92 
95  public: unsigned int VariablePillCount() const;
96 
100  public: VariablePill *GetVariablePill(const unsigned int _id) const;
101 
104  public: void SetSelected(VariablePill *_variable);
105 
108  protected: void dragEnterEvent(QDragEnterEvent *_evt);
109 
112  protected: void dropEvent(QDropEvent *_evt);
113 
116  protected: virtual void keyPressEvent(QKeyEvent *_event);
117 
120  protected: void mouseReleaseEvent(QMouseEvent *_event);
121 
125  private: bool IsDragValid(QDropEvent *_evt) const;
126 
133  Q_SIGNALS: void VariableAdded(const unsigned int _id,
134  const std::string &_name, const unsigned int _targetId);
135 
142  Q_SIGNALS: void VariableRemoved(const unsigned int _id,
143  const unsigned int _targetId);
144 
150  Q_SIGNALS: void VariableMoved(const unsigned int _id,
151  const unsigned int _targetId);
152 
156  Q_SIGNALS: void VariableLabelChanged(const unsigned int _id,
157  const std::string &_label);
158 
162  private slots: void OnAddVariable(const unsigned int _id,
163  const std::string &_label);
164 
167  private slots: void OnRemoveVariable(const unsigned int _id);
168 
171  private slots: void OnMoveVariable(const unsigned int _id);
172 
176  private slots: void OnSetVariableLabel(const std::string &_label);
177 
180  private: std::unique_ptr<VariablePillContainerPrivate> dataPtr;
181  };
182  }
183 }
184 #endif
void VariableAdded(const unsigned int _id, const std::string &_name, const unsigned int _targetId)
Qt signal emitted when a variable is added to the container.
void SetVariablePillLabel(const unsigned int _id, const std::string &_text)
Set the label text for a variable pill in this container.
Forward declarations for the common classes.
Definition: Animation.hh:26
A container for holding variable pills.
Definition: VariablePillContainer.hh:37
std::string Text() const
Get the variable pill container's label text.
void SetText(const std::string &_text)
Set the label text for this variable pill container.
virtual ~VariablePillContainer()
Destructor.
void SetSelected(VariablePill *_variable)
Set the selected state of a variable pill.
VariablePill * GetVariablePill(const unsigned int _id) const
Get a variable pill by id.
static const unsigned int EmptyVariable
Empty variable id used to indicate non-existent variable.
Definition: VariablePill.hh:169
void VariableMoved(const unsigned int _id, const unsigned int _targetId)
Qt signal emitted when a variable is moved into the container.
unsigned int AddVariablePill(const std::string &_name, const unsigned int _targetId=VariablePill::EmptyVariable)
Add a new variable pill to a multi-variable pill in the container.
VariablePillContainer(QWidget *_parent=nullptr)
Constructor.
int MaxSize() const
Get the maximum number of variable pills this container can hold.
void VariableLabelChanged(const unsigned int _id, const std::string &_label)
Qt signal emitted when a variable label has changed.
A variable pill.
Definition: VariablePill.hh:40
void dropEvent(QDropEvent *_evt)
Used to accept drop events.
virtual void keyPressEvent(QKeyEvent *_event)
Qt callback when a key is pressed.
void SetMaxSize(const int _max)
Set the maximum number of variable pills this container can hold.
void mouseReleaseEvent(QMouseEvent *_event)
Qt callback when the mouse is released.
void VariableRemoved(const unsigned int _id, const unsigned int _targetId)
Qt signal emitted when a variable is removed from the container.
void RemoveVariablePill(VariablePill *_variable)
Remove a variable pill from the container.
unsigned int VariablePillCount() const
Get the number of child variable pills.
void dragEnterEvent(QDragEnterEvent *_evt)
Used to accept drag enter events.