CustusX  15.3.4-beta
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cxPresetWidget.cpp
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1 /*=========================================================================
2 This file is part of CustusX, an Image Guided Therapy Application.
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32 
33 #include "cxPresetWidget.h"
34 
35 #include <QComboBox>
36 #include <QInputDialog>
37 #include "cxLogger.h"
38 
39 namespace cx {
40 
41 PresetWidget::PresetWidget(QWidget* parent) :
42  BaseWidget(parent, "PresetWidget", "Presets"), mLayout(new QVBoxLayout(this))
43 {
44  mPresetsComboBox = new QComboBox(this);
45  mPresetsComboBox->setToolTip("Select a preset to use");
46  connect(mPresetsComboBox, SIGNAL(currentIndexChanged(const QString&)), this,
47  SLOT(presetsBoxChangedSlot(const QString&)));
48 
49  mActionGroup = new QActionGroup(this);
50 
51  this->createAction(mActionGroup,
52  QIcon(":/icons/preset_reset.png"),
53  "Reset all transfer function values to the defaults", "",
54  SLOT(resetSlot()));
55 
56  this->createAction(mActionGroup,
57  QIcon(":/icons/preset_remove.png"),
58  "Delete the current preset", "",
59  SLOT(deleteSlot()));
60 
61  this->createAction(mActionGroup,
62  QIcon(":/icons/preset_save.png"),
63  "Add the current setting as a preset", "",
64  SLOT(saveSlot()));
65 
66  mLayout->addWidget(mPresetsComboBox);
67 
68  mButtonLayout = NULL;
69  this->populateButtonLayout();
70 
71  this->setLayout(mLayout);
72 }
73 
74 QString PresetWidget::defaultWhatsThis() const
75 {
76  return "<html>"
77  "<h3>Presets</h3>"
78  "<p>Lets you select a predefined set of options.</p>"
79  "<p><i></i></p>"
80  "</html>";
81 }
82 
83 bool PresetWidget::requestSetCurrentPreset(QString name)
84 {
85  if(mPresetsComboBox->findText(name) == -1)
86  return false;
87 
88  mPresetsComboBox->setCurrentIndex(mPresetsComboBox->findText(name));
89  return true;
90 }
91 
92 QString PresetWidget::getCurrentPreset()
93 {
94  return mPresetsComboBox->currentText();
95 }
96 
97 void PresetWidget::showDetailed(bool detailed)
98 {
99  if(!mButtonLayout)
100  return;
101 
102  for(int i=0; i < mButtonLayout->count(); ++i)
103  {
104  QWidget* widget = mButtonLayout->itemAt(i)->widget();
105  if(!widget)
106  continue;
107  if(detailed)
108  widget->show();
109  else
110  widget->hide();
111  }
112 }
113 
114 void PresetWidget::setPresets(PresetsPtr presets)
115 {
116  if(!presets)
117  {
118  reportError("Trying to set presets to null...");
119  return;
120  }
121  //TODO disconnect old stuff
122 
123  mPresets = presets;
124  connect(mPresets.get(), SIGNAL(changed()), this, SLOT(populatePresetListSlot()));
125 
126  this->populatePresetListSlot();
127 }
128 
129 void PresetWidget::resetSlot()
130 {
131  mPresetsComboBox->setCurrentIndex(0);
132 }
133 
134 void PresetWidget::saveSlot()
135 {
136  mPresets->save();
137  this->populatePresetListSlot();
138 }
139 
140 void PresetWidget::deleteSlot()
141 {
142  mPresets->remove();
143  this->populatePresetListSlot();
144 }
145 
146 void PresetWidget::populatePresetListSlot()
147 {
148  this->populatePresetList(mPresets->getPresetList(""));
149 }
150 
151 void PresetWidget::presetsBoxChangedSlot(const QString& name)
152 {
153  emit presetSelected(name);
154 }
155 
156 void PresetWidget::populateButtonLayout()
157 {
158  //delete old stuff
159  if(mButtonLayout)
160  {
161  QLayoutItem *child;
162  while ((child = mButtonLayout->takeAt(0)) != 0)
163  {
164  // delete both the layoutitem AND the widget. Not auto done because layoutitem is no QObject.
165  QWidget* widget = child->widget();
166  delete child;
167  delete widget;
168  }
169  delete mButtonLayout;
170  }
171 
172  //make the new buttons
173  mButtonLayout = new QHBoxLayout;
174  mLayout->addLayout(mButtonLayout);
175 
176  QList<QAction*> actions = mActionGroup->actions();
177  for (int i=0; i<actions.size(); ++i)
178  {
179  QToolButton* button = new QToolButton(this);
180  button->setDefaultAction(actions[i]);
181  button->show();
182  mButtonLayout->addWidget(button);
183  }
184  mButtonLayout->addStretch();
185 }
186 
187 void PresetWidget::populatePresetList(QStringList list)
188 {
189  mPresetsComboBox->blockSignals(true);
190  mPresetsComboBox->clear();
191 
192  mPresetsComboBox->addItem("<Default preset>");
193 
194  mPresetsComboBox->addItems(list);
195 
196  mPresetsComboBox->blockSignals(false);
197 }
198 
199 QString PresetWidget::getNewPresetName(bool withoutSpaces = false)
200 {
201  QString retval;
202 
203  // generate a name suggestion: identical if custom, appended by index if default.
204  QString newName = PresetWidget::getCurrentPreset();
205  if (!mPresets->getPresetList("").contains(newName))
206  newName = "custom preset";
207  if (mPresets->isDefaultPreset(newName))
208  newName += "(2)";
209 
210  bool ok;
211  QString text = QInputDialog::getText(this, "Save Preset",
212  "Custom Preset Name", QLineEdit::Normal, newName, &ok);
213  if (!ok || text.isEmpty())
214  text = newName;
215 
216  retval = text;
217  if(withoutSpaces)
218  retval = retval.replace(" ", "-");
219 
220  return retval;
221 }
222 
223 
224 } /* namespace cx */
cx::PresetWidget::PresetWidget
PresetWidget(QWidget *parent)
Definition: cxPresetWidget.cpp:41
cx::PresetWidget::defaultWhatsThis
virtual QString defaultWhatsThis() const
Returns a short description of what this widget will do for you.
Definition: cxPresetWidget.cpp:74
cx::reportError
void reportError(QString msg)
Definition: cxLogger.cpp:92
cx::PresetWidget::populateButtonLayout
virtual void populateButtonLayout()
makes buttons based on the actions found in the actiongroup
Definition: cxPresetWidget.cpp:156
cx::PresetWidget::getCurrentPreset
QString getCurrentPreset()
returns the name of the currently selected preset
Definition: cxPresetWidget.cpp:92
cx::PresetWidget::setPresets
virtual void setPresets(PresetsPtr presets)
Definition: cxPresetWidget.cpp:114
cx::PresetWidget::saveSlot
virtual void saveSlot()
Definition: cxPresetWidget.cpp:134
cx::PresetWidget::getNewPresetName
QString getNewPresetName(bool withoutSpaces)
Definition: cxPresetWidget.cpp:199
cx::PresetWidget::populatePresetListSlot
virtual void populatePresetListSlot()
Fill the preset list with the available presets.
Definition: cxPresetWidget.cpp:146
cx::PresetWidget::showDetailed
void showDetailed(bool detailed)
sets the presetwidget in detailed mode or not
Definition: cxPresetWidget.cpp:97
cx::BaseWidget::createAction
QAction * createAction(QObject *parent, QIcon iconName, QString text, QString tip, T slot, QLayout *layout=NULL, QToolButton *button=new QToolButton())
Definition: cxBaseWidget.h:130
cx::PresetWidget::resetSlot
virtual void resetSlot()
Definition: cxPresetWidget.cpp:129
cx::PresetWidget::populatePresetList
void populatePresetList(QStringList list)
populates the preset combobox
Definition: cxPresetWidget.cpp:187
cx::PresetWidget::mActionGroup
QActionGroup * mActionGroup
contains all actions that will have buttons
Definition: cxPresetWidget.h:87
cx::PresetWidget::deleteSlot
virtual void deleteSlot()
Definition: cxPresetWidget.cpp:140
cx::PresetsPtr
boost::shared_ptr< class Presets > PresetsPtr
Definition: cxForwardDeclarations.h:162
cx::BaseWidget
Interface for QWidget which handles widgets uniformly for the system.
Definition: cxBaseWidget.h:108
cx::PresetWidget::requestSetCurrentPreset
bool requestSetCurrentPreset(QString name)
tries to set the preset to the requested name
Definition: cxPresetWidget.cpp:83
cx::PresetWidget::mPresets
PresetsPtr mPresets
Definition: cxPresetWidget.h:88
cx::PresetWidget::presetsBoxChangedSlot
virtual void presetsBoxChangedSlot(const QString &)
Definition: cxPresetWidget.cpp:151
cx::PresetWidget::presetSelected
void presetSelected(QString name)