RKValueSelector::RKValueSelector (const QDomElement &element, RKComponent *parent_component, QWidget *parent_widget) : RKComponent (parent_component, parent_widget) {
RK_TRACE (PLUGIN);
updating = false;
XMLHelper *xml = parent_component->xmlHelper ();
standalone = element.tagName () == "select";
addChild ("selected", selected = new RKComponentPropertyStringList (this, false));
connect (selected, SIGNAL (valueChanged(RKComponentPropertyBase*)), this, SLOT (selectionPropertyChanged()));
selected->setInternal (!standalone);
addChild ("available", available = new RKComponentPropertyStringList (this, false));
connect (available, SIGNAL (valueChanged(RKComponentPropertyBase*)), this, SLOT (availablePropertyChanged()));
available->setInternal (true);
addChild ("labels", labels = new RKComponentPropertyStringList (this, false));
connect (labels, SIGNAL (valueChanged(RKComponentPropertyBase*)), this, SLOT (labelsPropertyChanged()));
labels->setInternal (true);
QVBoxLayout *vbox = new QVBoxLayout (this);
vbox->setContentsMargins (0, 0, 0, 0);
label_string = xml->i18nStringAttribute (element, "label", QString (), DL_INFO);
if (!label_string.isNull ()) {
QLabel *label = new QLabel (label_string, this);
vbox->addWidget (label);
}
list_view = new QTreeView (this);
list_view->setHeaderHidden (true);
list_view->setSelectionMode (QAbstractItemView::ExtendedSelection);
list_view->setRootIsDecorated (false);
model = new QStringListModel (this);
list_view->setModel (model);
connect (list_view->selectionModel (), SIGNAL (selectionChanged(QItemSelection,QItemSelection)), this, SLOT (listSelectionChanged()));
vbox->addWidget (list_view);
XMLChildList options = xml->getChildElements (element, "option", DL_INFO);
if (!options.isEmpty ()) {
QStringList values_list;
QStringList labels_list;
QStringList selected_list;
for (int i = 0; i < options.size (); ++i) {
const QDomElement &child = options[i];
QString v = xml->getStringAttribute (child, "value", QString (), DL_WARNING);
QString l = xml->i18nStringAttribute (child, "label", v, DL_INFO);
if (xml->getBoolAttribute (child, "checked", false, DL_INFO)) selected_list.append (v);
labels_list.append (l);
values_list.append (v);
}
available->setValueList (values_list);
labels->setValueList (labels_list);
selected->setValueList (selected_list);
}
}
RKPluginSpinBox::RKPluginSpinBox (const QDomElement &element, RKComponent *parent_component, QWidget *parent_widget) : RKComponent (parent_component, parent_widget) {
RK_TRACE (PLUGIN);
// get xml-helper
XMLHelper *xml = parent_component->xmlHelper ();
// first question: int or real
intmode = (xml->getMultiChoiceAttribute (element, "type", "integer;real", 1, DL_INFO) == 0);
// create and add properties
addChild ("int", intvalue = new RKComponentPropertyInt (this, intmode, 0));
intvalue->setInternal (true);
addChild ("real", realvalue = new RKComponentPropertyDouble (this, !intmode, 0));
// layout and label
QVBoxLayout *vbox = new QVBoxLayout (this);
vbox->setContentsMargins (0, 0, 0, 0);
label = new QLabel (xml->i18nStringAttribute (element, "label", i18n ("Enter value:"), DL_WARNING), this);
vbox->addWidget (label);
// create spinbox and read settings
spinbox = new RKSpinBox (this);
if (!intmode) {
double min = xml->getDoubleAttribute (element, "min", -FLT_MAX, DL_INFO);
double max = xml->getDoubleAttribute (element, "max", FLT_MAX, DL_INFO);
double initial = xml->getDoubleAttribute (element, "initial", qMin (max, qMax (min, double (qreal(0.0)))), DL_INFO);
int default_precision = xml->getIntAttribute (element, "default_precision", 2, DL_INFO);
int max_precision = xml->getIntAttribute (element, "max_precision", 8, DL_INFO);
spinbox->setRealMode (min, max, initial, default_precision, max_precision);
realvalue->setMin (min);
realvalue->setMax (max);
realvalue->setPrecision (default_precision);
} else {
int min = xml->getIntAttribute (element, "min", INT_MIN, DL_INFO);
int max = xml->getIntAttribute (element, "max", INT_MAX, DL_INFO);
int initial = xml->getIntAttribute (element, "initial", qMin (max, qMax (min, 0)), DL_INFO);
spinbox->setIntMode (min, max, initial);
intvalue->setMin (min);
intvalue->setMax (max);
}
// connect
connect (spinbox, SIGNAL (valueChanged(int)), this, SLOT (valueChanged(int)));
connect (intvalue, SIGNAL (valueChanged(RKComponentPropertyBase*)), this, SLOT (valueChanged(RKComponentPropertyBase*)));
connect (realvalue, SIGNAL (valueChanged(RKComponentPropertyBase*)), this, SLOT (valueChanged(RKComponentPropertyBase*)));
updating = false;
// finish layout
vbox->addWidget (spinbox);
vbox->addStretch (1); // make sure label remains attached to spinbox
if (xml->getStringAttribute (element, "size", "normal", DL_INFO) == "small") {
spinbox->setFixedWidth (100);
}
// initialize
valueChanged (1);
}
RKDropDown::RKDropDown (const QDomElement &element, RKComponent *parent_component, QWidget *parent_widget) : RKAbstractOptionSelector (parent_component, parent_widget) {
RK_TRACE (PLUGIN);
// get xml-helper
XMLHelper *xml = parent_component->xmlHelper ();
// create layout
QVBoxLayout *vbox = new QVBoxLayout (this);
vbox->setContentsMargins (0, 0, 0, 0);
label = new QLabel (xml->i18nStringAttribute (element, "label", i18n ("Select one:"), DL_INFO), this);
vbox->addWidget (label);
// create ComboBox
box = new QComboBox (this);
box->setEditable (false);
listwidget = new QListWidget (box);
box->setModel (listwidget->model ());
box->setView (listwidget);
addOptionsAndInit (element);
vbox->addWidget (box);
connect (box, SIGNAL (activated(int)), this, SLOT (comboItemActivated(int)));
}
RKVarSelector::RKVarSelector (const QDomElement &element, RKComponent *parent_component, QWidget *parent_widget) : RKComponent (parent_component, parent_widget) {
RK_TRACE (PLUGIN);
XMLHelper *xml = parent_component->xmlHelper ();
// TODO: read filter settings
addChild ("selected", selected = new RKComponentPropertyRObjects (this, false));
selected->setInternal (true);
addChild ("root", root = new RKComponentPropertyRObjects (this, false));
connect (root, SIGNAL (valueChanged(RKComponentPropertyBase*)), this, SLOT (rootChanged()));
root->setInternal (true);
QVBoxLayout *vbox = new QVBoxLayout (this);
vbox->setContentsMargins (0, 0, 0, 0);
QHBoxLayout *hbox = new QHBoxLayout ();
hbox->setContentsMargins (0, 0, 0, 0);
vbox->addLayout (hbox);
QLabel *label = new QLabel (xml->i18nStringAttribute (element, "label", i18n ("Select Variable(s)"), DL_INFO), this);
hbox->addWidget (label);
QToolButton *advanced_button = new QToolButton (this);
advanced_button->setIcon (RKStandardIcons::getIcon (RKStandardIcons::ActionConfigureGeneric));
advanced_button->setPopupMode (QToolButton::InstantPopup);
advanced_button->setAutoRaise (true);
hbox->addWidget (advanced_button);
// TODO: Or should these actions be moved to RKObjectListView, non-tool-window-mode?
show_all_envs_action = new QAction (i18n ("Show all environments"), this);
show_all_envs_action->setCheckable (true);
show_all_envs_action->setToolTip (i18n ("Show objects in all environments on the <i>search()</i> path, instead of just those in <i>.GlobalEnv</i>. Check this, if you want to select objects from a loaded package."));
connect (show_all_envs_action, SIGNAL (toggled(bool)), this, SLOT (rootChanged()));
filter_widget = 0;
filter_widget_placeholder = new QVBoxLayout (this);
filter_widget_placeholder->setContentsMargins (0, 0, 0, 0);
vbox->addLayout (filter_widget_placeholder);
show_filter_action = new QAction (i18n ("Show filter options"), this);
show_filter_action->setCheckable (true);
show_filter_action->setShortcut (QKeySequence ("Ctrl+F"));
show_filter_action->setIcon (RKStandardIcons::getIcon (RKStandardIcons::ActionSearch));
connect (show_filter_action, SIGNAL (toggled(bool)), this, SLOT(showFilterWidget()));
list_view = new RKObjectListView (false, this);
list_view->setSelectionMode (QAbstractItemView::ExtendedSelection);
list_view->initialize ();
vbox->addWidget (list_view);
connect (list_view, SIGNAL (selectionChanged()), this, SLOT (objectSelectionChanged()));
QAction* sep = list_view->contextMenu ()->insertSeparator (list_view->contextMenu ()->actions ().value (0));
list_view->contextMenu ()->insertAction (sep, show_filter_action);
list_view->contextMenu ()->insertAction (sep, show_all_envs_action);
advanced_button->setMenu (list_view->contextMenu ());
rootChanged ();
}
RKInput::RKInput (const QDomElement &element, RKComponent *parent_component, QWidget *parent_widget) : RKComponent (parent_component, parent_widget) {
RK_TRACE (PLUGIN);
textedit = 0;
lineedit = 0;
// get xml-helper
XMLHelper *xml = parent_component->xmlHelper ();
// create and add property
addChild ("text", text = new RKComponentPropertyBase (this, false));
connect (text, SIGNAL (valueChanged(RKComponentPropertyBase*)), this, SLOT (textChanged(RKComponentPropertyBase*)));
setRequired (xml->getBoolAttribute (element, "required", false, DL_INFO));
connect (requirednessProperty (), SIGNAL (valueChanged(RKComponentPropertyBase*)), this, SLOT (requirednessChanged(RKComponentPropertyBase*)));
// do all the layouting
QVBoxLayout *vbox = new QVBoxLayout (this);
vbox->setContentsMargins (0, 0, 0, 0);
label_string = xml->i18nStringAttribute (element, "label", i18n ("Enter text"), DL_INFO);
if (!label_string.isEmpty ()) {
QLabel *label = new QLabel (label_string, this);
vbox->addWidget (label);
}
int size = xml->getMultiChoiceAttribute (element, "size", "small;medium;large", 1, DL_INFO);
if (size == 2) {
textedit = new QTextEdit (this);
QFontMetrics fm = QFontMetrics (textedit->currentFont ());
int lheight = fm.lineSpacing ();
int margin = fm.descent () + 2;
textedit->setMinimumSize (250, lheight * 4 + margin);
vbox->addWidget (textedit);
connect (textedit, SIGNAL (textChanged()), SLOT (textChanged()));
} else {
lineedit = new QLineEdit (this);
vbox->addWidget (lineedit);
connect (lineedit, SIGNAL (textChanged(QString)), SLOT (textChanged(QString)));
}
vbox->addStretch (1); // to keep the label attached
// initialize
updating = false;
// DO NOT replace "" with QString (), here! it is important, that this is actually an empty string, not a null string.
text->setValue (xml->getStringAttribute (element, "initial", "", DL_INFO));
}
RKPluginFrame::RKPluginFrame (const QDomElement &element, RKComponent *parent_component, QWidget *parent_widget) : RKComponent (parent_component, parent_widget) {
RK_TRACE (PLUGIN);
XMLHelper* xml = parent_component->xmlHelper ();
QVBoxLayout *layout = new QVBoxLayout (this);
layout->setContentsMargins (0, 0, 0, 0);
frame = new QGroupBox (xml->i18nStringAttribute (element, "label", QString(), DL_INFO), this);
layout->addWidget (frame);
layout = new QVBoxLayout (frame);
page = new KVBox (frame);
page->setSpacing (RKGlobals::spacingHint ());
layout->addWidget (page);
checked = 0;
if (xml->getBoolAttribute (element, "checkable", false, DL_INFO)) {
frame->setCheckable (true);
frame->setChecked (xml->getBoolAttribute (element, "checked", true, DL_INFO));
initCheckedProperty ();
connect (frame, SIGNAL (toggled(bool)), this, SLOT (checkedChanged(bool)));
}
RKMatrixInput::RKMatrixInput (const QDomElement& element, RKComponent* parent_component, QWidget* parent_widget) : RKComponent (parent_component, parent_widget) {
RK_TRACE (PLUGIN);
is_valid = true;
// get xml-helper
XMLHelper *xml = parent_component->xmlHelper ();
// create layout
QVBoxLayout *vbox = new QVBoxLayout (this);
vbox->setContentsMargins (0, 0, 0, 0);
QLabel *label = new QLabel (xml->i18nStringAttribute (element, "label", i18n ("Enter data:"), DL_INFO), this);
vbox->addWidget (label);
display = new RKTableView (this);
vbox->addWidget (display);
mode = static_cast<Mode> (xml->getMultiChoiceAttribute (element, "mode", "integer;real;string", 1, DL_WARNING));
if (mode == Integer) {
min = xml->getIntAttribute (element, "min", INT_MIN, DL_INFO) - .1; // we'll only allow ints anyway. Make sure not to run into floating point precision issues.
max = xml->getIntAttribute (element, "max", INT_MAX, DL_INFO) + .1;
} else if (mode == Real) {
min = xml->getDoubleAttribute (element, "min", -FLT_MAX, DL_INFO);
max = xml->getDoubleAttribute (element, "max", FLT_MAX, DL_INFO);
} else {
min = -FLT_MAX;
max = FLT_MAX;
}
min_rows = xml->getIntAttribute (element, "min_rows", 0, DL_INFO);
min_columns = xml->getIntAttribute (element, "min_columns", 0, DL_INFO);
// Note: string type matrix allows missings, implicitly (treating them as empty strings)
allow_missings = xml->getBoolAttribute (element, "allow_missings", false, DL_INFO);
if (mode == String) allow_missings = true;
allow_user_resize_columns = xml->getBoolAttribute (element, "allow_user_resize_columns", true, DL_INFO);
allow_user_resize_rows = xml->getBoolAttribute (element, "allow_user_resize_rows", true, DL_INFO);
trailing_rows = allow_user_resize_rows ? 1 : 0;
trailing_columns = allow_user_resize_columns ? 1 : 0;
row_count = new RKComponentPropertyInt (this, false, xml->getIntAttribute (element, "rows", qMax (2, min_rows), DL_INFO));
column_count = new RKComponentPropertyInt (this, false, xml->getIntAttribute (element, "columns", qMax (2, min_columns), DL_INFO));
tsv_data = new RKComponentPropertyBase (this, false);
row_count->setInternal (true);
addChild ("rows", row_count);
column_count->setInternal (true);
addChild ("columns", column_count);
addChild ("tsv", tsv_data);
connect (row_count, SIGNAL (valueChanged(RKComponentPropertyBase*)), this, SLOT (dimensionPropertyChanged(RKComponentPropertyBase*)));
connect (column_count, SIGNAL (valueChanged(RKComponentPropertyBase*)), this, SLOT (dimensionPropertyChanged(RKComponentPropertyBase*)));
connect (tsv_data, SIGNAL (valueChanged(RKComponentPropertyBase*)), this, SLOT (tsvPropertyChanged()));
updating_tsv_data = false;
model = new RKMatrixInputModel (this);
QString headers = xml->getStringAttribute (element, "horiz_headers", QString (), DL_INFO);
if (!headers.isEmpty ()) model->horiz_header = headers.split (';');
else if (!headers.isNull ()) display->horizontalHeader ()->hide (); // attribute explicitly set to ""
headers = xml->getStringAttribute (element, "vert_headers", QString (), DL_INFO);
if (!headers.isEmpty ()) model->vert_header = headers.split (';');
else if (!headers.isNull ()) display->verticalHeader ()->hide ();
updateAll ();
display->setModel (model);
display->setAlternatingRowColors (true);
if (xml->getBoolAttribute (element, "fixed_width", false, DL_INFO)) {
display->horizontalHeader ()->setStretchLastSection (true);
}
if (xml->getBoolAttribute (element, "fixed_height", false, DL_INFO)) {
int max_row = row_count->intValue () - 1;
display->setHorizontalScrollBarPolicy (Qt::ScrollBarAlwaysOff);
display->setFixedHeight (display->horizontalHeader ()->height () + display->rowViewportPosition (max_row) + display->rowHeight (max_row));
}
// define standard actions
KAction *cut = KStandardAction::cut (this, SLOT (cut()), this);
display->addAction (cut);
KAction *copy = KStandardAction::copy (this, SLOT (copy()), this);
display->addAction (copy);
KAction *paste = KStandardAction::paste (this, SLOT (paste()), this);
display->addAction (paste);
display->setContextMenuPolicy (Qt::ActionsContextMenu);
display->setRKItemDelegate (new RKItemDelegate (display, model, true));
connect (display, SIGNAL (blankSelectionRequest()), this, SLOT (clearSelectedCells()));
}
RKOptionSet::RKOptionSet (const QDomElement &element, RKComponent *parent_component, QWidget *parent_widget) : RKComponent (parent_component, parent_widget) {
RK_TRACE (PLUGIN);
XMLHelper *xml = parent_component->xmlHelper ();
updating = false;
last_known_status = Processing;
n_invalid_rows = n_unfinished_rows = 0;
min_rows = xml->getIntAttribute (element, "min_rows", 0, DL_INFO);
min_rows_if_any = xml->getIntAttribute (element, "min_rows_if_any", 1, DL_INFO);
max_rows = xml->getIntAttribute (element, "max_rows", INT_MAX, DL_INFO);
// build UI framework
QVBoxLayout *layout = new QVBoxLayout (this);
layout->setContentsMargins (0, 0, 0, 0);
switcher = new QStackedWidget (this);
layout->addWidget (switcher);
accordion = new RKAccordionTable (this);
switcher->addWidget (accordion);
connect (accordion, SIGNAL (activated(int)), this, SLOT(currentRowChanged(int)));
connect (accordion, SIGNAL (addRow(int)), this, SLOT(addRow(int)));
connect (accordion, SIGNAL (removeRow(int)), this, SLOT(removeRow(int)));
updating_notice = new QLabel (i18n ("Updating status, please wait"), this);
switcher->addWidget (updating_notice);
update_timer.setInterval (0);
update_timer.setSingleShot (true);
connect (&update_timer, SIGNAL (timeout()), this, SLOT (slotUpdateUnfinishedRows()));
// create some meta properties
serialization_of_set = new RKComponentPropertyBase (this, false);
addChild ("serialized", serialization_of_set);
connect (serialization_of_set, SIGNAL (valueChanged(RKComponentPropertyBase*)), this, SLOT (serializationPropertyChanged(RKComponentPropertyBase*)));
row_count = new RKComponentPropertyInt (this, false, 0);
row_count->setInternal (true);
addChild ("row_count", row_count); // NOTE: read-only
return_to_row = active_row = -1;
current_row = new RKComponentPropertyInt (this, false, active_row);
current_row->setInternal (true);
addChild ("current_row", current_row); // NOTE: read-write
connect (current_row, SIGNAL (valueChanged(RKComponentPropertyBase*)), this, SLOT (currentRowPropertyChanged(RKComponentPropertyBase*)));
// first build the contents, as we will need to refer to the elements inside, later
model = new RKOptionSetDisplayModel (this);
contents_container = new RKComponent (this, accordion->editorWidget ());
QDomElement content_element = xml->getChildElement (element, "content", DL_ERROR);
RKComponentBuilder *builder = new RKComponentBuilder (contents_container, content_element);
builder->buildElement (content_element, *xml, accordion->editorWidget (), false); // NOTE that parent widget != parent component, here, by intention. The point is that the display should not be disabled along with the contents
builder->parseLogic (xml->getChildElement (element, "logic", DL_INFO), *xml, false);
builder->makeConnections ();
addChild ("contents", contents_container);
connect (standardComponent (), SIGNAL (standardInitializationComplete()), this, SLOT (fetchDefaults()));
// create columns
XMLChildList options = xml->getChildElements (element, "optioncolumn", DL_WARNING);
QStringList visible_column_labels;
for (int i = 0; i < options.size (); ++i) {
const QDomElement &e = options.at (i);
QString id = xml->getStringAttribute (e, "id", QString (), DL_ERROR);
QString label = xml->i18nStringAttribute (e, "label", QString (), DL_DEBUG);
QString governor = xml->getStringAttribute (e, "connect", QString (), DL_INFO);
bool external = xml->getBoolAttribute (e, "external", false, DL_INFO);
while (child_map.contains (id)) {
RK_DEBUG (PLUGIN, DL_ERROR, "optionset already contains a property named %s. Renaming to _%s", qPrintable (id), qPrintable (id));
id = '_' + id;
}
ColumnInfo col_inf;
col_inf.column_name = id;
col_inf.external = external;
col_inf.governor = governor;
if (external && e.hasAttribute ("default")) col_inf.default_value = xml->getStringAttribute (e, "default", QString (), DL_ERROR);
RKComponentPropertyStringList *column_property = new RKComponentPropertyStringList (this, false);
column_property->setInternal (external); // Yes, looks strange, indeed. External properties should simply not be serialized / restored...
addChild (id, column_property);
connect (column_property, SIGNAL (valueChanged(RKComponentPropertyBase*)), this, SLOT (columnPropertyChanged(RKComponentPropertyBase*)));
if (!label.isEmpty ()) {
col_inf.display_index = visible_column_labels.size ();
col_inf.column_label = label;
visible_column_labels.append (label);
visible_columns.append (column_property);
} else {
col_inf.display_index = -1;
}
column_map.insert (column_property, col_inf);
}
keycolumn = 0;
QString keycol = xml->getStringAttribute (element, "keycolumn", QString (), DL_DEBUG);
if (!keycol.isEmpty ()) {
keycolumn = static_cast<RKComponentPropertyStringList*> (child_map.value (keycol));
if (!column_map.contains (keycolumn)) {
RK_DEBUG (PLUGIN, DL_ERROR, "optionset does not contain an optioncolumn named %s. Falling back to manual insertion mode", qPrintable (keycol));
keycolumn = 0;
} else if (!column_map[keycolumn].external) {
RK_DEBUG (PLUGIN, DL_ERROR, "keycolumn (%s) is not marked as external. Falling back to manual insertion mode", qPrintable (keycol));
keycolumn = 0;
} else {
updating = true;
keycolumn->setValue (KEYCOLUMN_UNINITIALIZED_VALUE);
updating = false;
}
}
QMap<RKComponentPropertyStringList *, ColumnInfo>::iterator it = column_map.begin ();
for (; it != column_map.end (); ++it) {
ColumnInfo &ci = it.value ();
if (!ci.governor.isEmpty ()) { // there *can* be columns without governor for driven or connected option sets
// Establish connections between columns and their respective governors. Since the format differs, the connection is done indirectly, through this component.
// So, here, we set up a map of properties to columns, and connect to the change signals.
RKComponentBase *governor = contents_container->lookupComponent (ci.governor, &ci.governor_modifier);
if (governor && governor->isProperty ()) {
RKComponentPropertyBase *gov_prop = static_cast<RKComponentPropertyBase*> (governor);
if (ci.external) {
if (!ci.governor_modifier.isEmpty ()) {
RK_DEBUG (PLUGIN, DL_ERROR, "Cannot connect external column '%s' in optionset to property with modifier (%s).", qPrintable (ci.column_name), qPrintable (ci.governor));
continue;
}
}
columns_to_update.insertMulti (gov_prop, it.key ());
connect (gov_prop, SIGNAL (valueChanged(RKComponentPropertyBase*)), this, SLOT (governingPropertyChanged(RKComponentPropertyBase*)));
} else {
RKPreviewBox::RKPreviewBox (const QDomElement &element, RKComponent *parent_component, QWidget *parent_widget) : RKComponent (parent_component, parent_widget) {
RK_TRACE (PLUGIN);
prior_preview_done = true;
new_preview_pending = false;
// get xml-helper
XMLHelper *xml = parent_component->xmlHelper ();
preview_mode = (PreviewMode) xml->getMultiChoiceAttribute (element, "mode", "plot;data;output;custom", 0, DL_INFO);
placement = (PreviewPlacement) xml->getMultiChoiceAttribute (element, "placement", "default;attached;detached;docked", 0, DL_INFO);
if (placement == DefaultPreview) placement = DockedPreview;
preview_active = xml->getBoolAttribute (element, "active", false, DL_INFO);
idprop = RObject::rQuote (QString ().sprintf ("%p", this));
// create and add property
addChild ("state", state = new RKComponentPropertyBool (this, true, preview_active, "active", "inactive"));
state->setInternal (true); // restoring this does not make sense.
connect (state, SIGNAL (valueChanged(RKComponentPropertyBase*)), this, SLOT (changedState(RKComponentPropertyBase*)));
// create checkbox
QVBoxLayout *vbox = new QVBoxLayout (this);
vbox->setContentsMargins (0, 0, 0, 0);
toggle_preview_box = new QCheckBox (xml->i18nStringAttribute (element, "label", i18n ("Preview"), DL_INFO), this);
vbox->addWidget (toggle_preview_box);
toggle_preview_box->setChecked (preview_active);
connect (toggle_preview_box, SIGNAL (stateChanged(int)), this, SLOT (changedState(int)));
// status label
status_label = new QLabel (QString (), this);
status_label->setWordWrap (true);
vbox->addWidget (status_label);
// prepare placement
placement_command = ".rk.with.window.hints ({";
placement_end = "\n}, ";
if (placement == AttachedPreview) placement_end.append ("\"attached\"");
else if (placement == DetachedPreview) placement_end.append ("\"detached\"");
else placement_end.append ("\"\"");
placement_end.append (", " + RObject::rQuote (idprop) + ", style=\"preview\")");
if (placement == DockedPreview) {
RKStandardComponent *uicomp = topmostStandardComponent ();
if (uicomp) {
uicomp->addDockedPreview (state, toggle_preview_box->text (), idprop);
if (preview_mode == OutputPreview) {
RKGlobals::rInterface ()->issueCommand ("local ({\n"
"outfile <- tempfile (fileext='html')\n"
"rk.assign.preview.data(" + idprop + ", list (filename=outfile, on.delete=function (id) {\n"
" rk.flush.output (outfile, ask=FALSE)\n"
" unlink (outfile)\n"
"}))\n"
"oldfile <- rk.set.output.html.file (outfile, style='preview') # for initialization\n"
"rk.set.output.html.file (oldfile)\n"
"})\n" + placement_command + "rk.show.html(rk.get.preview.data (" + idprop + ")$filename)" + placement_end, RCommand::Plugin | RCommand::Sync);
} else {
// For all others, create an empty data.frame as dummy. Even for custom docked previews it has the effect of initializing the preview area with _something_.
RKGlobals::rInterface ()->issueCommand ("local ({\nrk.assign.preview.data(" + idprop + ", data.frame ())\n})\n" + placement_command + "rk.edit(rkward::.rk.variables$.rk.preview.data[[" + idprop + "]])" + placement_end, RCommand::Plugin | RCommand::Sync);
}
// A bit of a hack: For now, in wizards, docked previews are always active, and control boxes are meaningless.
if (uicomp->isWizardish ()) {
hide ();
toggle_preview_box->setChecked (true);
}
}
}
// find and connect to code property of the parent
QString dummy;
RKComponentBase *cp = parentComponent ()->lookupComponent ("code", &dummy);
if (cp && dummy.isNull () && (cp->type () == PropertyCode)) {
code_property = static_cast<RKComponentPropertyCode *> (cp);
connect (code_property, SIGNAL (valueChanged(RKComponentPropertyBase*)), this, SLOT (changedCode(RKComponentPropertyBase*)));
} else {
