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-rw-r--r--kommander/widgets/treewidget.cpp512
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diff --git a/kommander/widgets/treewidget.cpp b/kommander/widgets/treewidget.cpp
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+/***************************************************************************
+ treewidget.cpp - Tree/detailed list widget
+ -------------------
+ copyright : (C) 2002-2003 Marc Britton <consume@optusnet.com.au>
+ (C) 2004 Michal Rudolf <mrudolf@kdewebdev.org>
+ (C) 2008 Andras Mantia <amantia@kdewebdev.org>
+ (C) 2008 Eric Laffoon <eric@kdewebdev.org>
+ ***************************************************************************/
+
+/***************************************************************************
+ * *
+ * This program is free software; you can redistribute it and/or modify *
+ * it under the terms of the GNU General Public License as published by *
+ * the Free Software Foundation; either version 2 of the License, or *
+ * (at your option) any later version. *
+ * *
+ ***************************************************************************/
+
+/* KDE INCLUDES */
+#include <klocale.h>
+#include <kglobal.h>
+#include <kiconloader.h>
+#include <klistview.h>
+
+/* QT INCLUDES */
+#include <qstring.h>
+#include <qwidget.h>
+#include <qstringlist.h>
+#include <qevent.h>
+#include <qlistview.h>
+
+/* OTHER INCLUDES */
+#include <specials.h>
+#include "treewidget.h"
+#include "kommanderplugin.h"
+#include "specials.h"
+
+#define TW_FUNCTION 275
+#define addColumnTree TW_FUNCTION+1
+#define setAltBackground TW_FUNCTION+2
+#define setColAlignment TW_FUNCTION+3
+//#define colCount TW_FUNCTION+3
+#define colCaption TW_FUNCTION+4
+#define setColWidth TW_FUNCTION+5
+#define setSortCol TW_FUNCTION+6
+#define TW_LAST_FUNCTION setSortCol
+
+enum Functions {
+ FirstFunction = 189,
+ SelectedIndexes,
+ TW_childCount,
+ TW_setOpen,
+ TW_isOpen,
+ LastFunction
+};
+
+TreeWidget::TreeWidget(QWidget *a_parent, const char *a_name)
+ : KListView(a_parent, a_name), KommanderWidget(this)
+{
+ QStringList states;
+ states << "default";
+ setStates(states);
+ setDisplayStates(states);
+ setPathSeparator("/");
+ KommanderPlugin::setDefaultGroup(Group::DCOP);
+ KommanderPlugin::registerFunction(SelectedIndexes, "selectedIndexes(QString widget)", "", 1);
+ KommanderPlugin::registerFunction(addColumnTree, "addColumn(QString widget, const QString & label, int width = -1 )", i18n("Add column at end with column header"), 2, 3);
+ KommanderPlugin::registerFunction(setSortCol, "setSortColumn(QString widget, int column, bool ascending=true)", i18n("Set sorting for a column"), 2, 3);
+ //KommanderPlugin::registerFunction(setAltBackground, "setAltBackground(QString widget, const QColor & c)", i18n("Alternate colors in list view"), 2);
+// KommanderPlugin::registerFunction(colCount, "colCount(QString widget)", i18n("Get the column count"), 1);
+ KommanderPlugin::registerFunction(colCaption, "columnCaption(QString widget, int column)", i18n("Get the column caption for column index"), 2);
+ KommanderPlugin::registerFunction(setColWidth, "setColWidth(QString widget, int column, int width)", i18n("Set the pixel width for column index - use 0 to hide"), 3);
+ KommanderPlugin::registerFunction(setColAlignment, "setColumnAlignment(QString widget, int column, QString Alignment)", i18n("Set to <i>left</i>, <i>right</i> or <i>center</i>, case insensitive "), 3);
+ KommanderPlugin::registerFunction(TW_childCount, "childCount(QString widget)", i18n("Get the count of top level items."), 1);
+ KommanderPlugin::registerFunction(TW_setOpen, "setOpen(QString widget, int Index, bool Open)", i18n("Expand or collapse a node."), 3);
+ KommanderPlugin::registerFunction(TW_isOpen, "isOpen(QString widget, int Index)", i18n("See if node is open or closed."), 2);
+}
+
+TreeWidget::~TreeWidget()
+{
+}
+
+QString TreeWidget::pathSeparator() const
+{
+ return m_pathSeparator;
+}
+
+void TreeWidget::setPathSeparator(const QString& a_pathSep)
+{
+ m_pathSeparator = a_pathSep;
+}
+
+void TreeWidget::addItemFromString(const QString& s)
+{
+ QStringList elements = QStringList::split(m_pathSeparator, s, true);
+ if (elements.count() > 1)
+ setRootIsDecorated(true);
+ QListViewItem* parent = 0;
+ if (m_lastPath.size() < elements.count())
+ m_lastPath.resize(elements.count());
+ uint i = 0;
+ for (QStringList::ConstIterator it = elements.begin(); it != elements.end(); ++it)
+ {
+ if (m_lastPath[i] && m_lastPath[i]->text(0) == elements[i])
+ {
+ parent = m_lastPath[i];
+ i++;
+ continue;
+ }
+ else
+ {
+ QListViewItem* item = (i>0) ? parent->firstChild() : firstChild();
+ while (item)
+ {
+ if (item->text(0) == *it)
+ break;
+ item = item->nextSibling();
+ }
+ if (item)
+ parent = item;
+ else
+ parent = itemFromString(parent, *it);
+ m_lastPath.insert(i, parent);
+ i++;
+ }
+ }
+}
+
+QListViewItem* TreeWidget::itemFromString(QListViewItem* parent, const QString& s)
+{
+ QStringList elements;
+ if (s.contains("\t"))
+ elements = QStringList::split("\t", s, true);
+ else
+ elements = QStringList::split("\\t", s, true);
+ int cols = elements.count();
+ if (cols >= columns())
+ cols = columns();
+ QListViewItem* item;
+ if (parent)
+ item = new QListViewItem(parent);
+ else
+ item = new QListViewItem(this);
+ int i = 0;
+ for (QStringList::ConstIterator it = elements.constBegin(); it != elements.constEnd(); ++it)
+ item->setText(i++, *it);
+ return item;
+}
+
+int TreeWidget::itemToIndex(QListViewItem* item)
+{
+// if (!item->isSelected())
+// return -1;
+ QListViewItemIterator it(this);
+ int index = 0;
+ while (it.current()) {
+ if (it.current() == item)
+ return index;
+ ++it;
+ ++index;
+ }
+ return -1;
+}
+
+int TreeWidget::itemToIndexSafe(QListViewItem* item)
+{
+ QListViewItemIterator it(this);
+ int index = 0;
+ while (it.current()) {
+ if (it.current() == item)
+ return index;
+ ++it;
+ ++index;
+ }
+ return -1;
+}
+
+QListViewItem* TreeWidget::indexToItem(int item)
+{
+ QListViewItemIterator it(this);
+ int index = 0;
+ while (it.current()) {
+ if (index == item)
+ return it.current();
+ ++it;
+ ++index;
+ }
+ return 0;
+}
+
+QString TreeWidget::itemText(QListViewItem* item) const
+{
+ if (!item)
+ return QString();
+ QStringList items;
+ for (int i=0; i<columns(); i++)
+ items.append(item->text(i));
+ return items.join("\t");
+}
+
+QString TreeWidget::itemsText()
+{
+ QStringList items;
+ QListViewItemIterator it(this);
+ while (it.current())
+ {
+ QString path = itemPath(it.current());
+ if (path.isEmpty())
+ items.append(itemText(it.current()));
+ else
+ items.append(QString("%1%2%3").arg(path).arg(m_pathSeparator)
+ .arg(itemText(it.current())));
+ ++it;
+ }
+ return items.join("\n");
+}
+
+QString TreeWidget::itemPath(QListViewItem* item) const
+{
+ if (!item)
+ return QString();
+ item = item->parent();
+ if (!item)
+ return QString();
+ QStringList path;
+ while (item)
+ {
+ path.prepend(item->text(0));
+ item = item->parent();
+ }
+ return path.join(m_pathSeparator);
+}
+
+QString TreeWidget::currentState() const
+{
+ return QString("default");
+}
+
+bool TreeWidget::isKommanderWidget() const
+{
+ return true;
+}
+
+void TreeWidget::setCurrentItem(QListViewItem* item)
+{
+ KListView::setCurrentItem(item);
+ setSelected(item, true);
+ ensureItemVisible(item);
+}
+
+QStringList TreeWidget::associatedText() const
+{
+ return KommanderWidget::associatedText();
+}
+
+void TreeWidget::setAssociatedText(const QStringList& a_at)
+{
+ KommanderWidget::setAssociatedText(a_at);
+}
+
+void TreeWidget::setPopulationText(const QString& a_text)
+{
+ KommanderWidget::setPopulationText( a_text );
+}
+
+QString TreeWidget::populationText() const
+{
+ return KommanderWidget::populationText();
+}
+
+void TreeWidget::populate()
+{
+ setWidgetText(KommanderWidget::evalAssociatedText( populationText()));
+}
+
+void TreeWidget::setWidgetText(const QString &a_text)
+{
+ handleDCOP(DCOP::setText, a_text);
+ emit widgetTextChanged(a_text);
+}
+
+void TreeWidget::showEvent(QShowEvent* e)
+{
+ QListView::showEvent( e );
+ emit widgetOpened();
+}
+
+void TreeWidget::contextMenuEvent( QContextMenuEvent * e )
+{
+ e->accept();
+ QPoint p = e->globalPos();
+ emit contextMenuRequested(p.x(), p.y());
+}
+
+void TreeWidget::setColAlign(int column, const QString& align)
+{
+ if (align.lower() == "left")
+ setColumnAlignment (column, Qt::AlignLeft);
+ else if (align.lower() == "right")
+ setColumnAlignment (column, Qt::AlignRight);
+ else if (align.lower() == "center")
+ setColumnAlignment (column, Qt::AlignCenter);
+}
+
+bool TreeWidget::isFunctionSupported(int f)
+{
+ return f == DCOP::insertItem || f == DCOP::text || f == DCOP::setText || f == DCOP::insertItems ||
+ f == DCOP::selection || f == DCOP::setSelection || f == DCOP::clear || f == DCOP::removeItem ||
+ f == DCOP::currentItem || f == DCOP::setCurrentItem || f == DCOP::findItem || f == DCOP::item ||
+ f == DCOP::itemPath || f == DCOP::itemDepth || f == DCOP::setPixmap || f == DCOP::setColumnCaption || f == DCOP::removeColumn || f == DCOP::columnCount || f == DCOP::geometry || f == DCOP::hasFocus || f == DCOP::getBackgroundColor || f == DCOP::setBackgroundColor || (f > FirstFunction && f < LastFunction) || (f >= TW_FUNCTION && f <= TW_LAST_FUNCTION);
+}
+
+QString TreeWidget::handleDCOP(int function, const QStringList& args)
+{
+ switch (function) {
+ case DCOP::insertItem:
+ addItemFromString(args[0]);
+ break;
+ case DCOP::text:
+ return itemsText();
+ case DCOP::setText:
+ clear(); /* break omitted: setText is equivalent to clear and insertItems */
+ m_lastPath.clear();
+ case DCOP::insertItems:
+ {
+ QStringList items(QStringList::split("\n", args[0], true));
+ for (QStringList::ConstIterator it = items.constBegin(); it != items.constEnd(); ++it)
+ addItemFromString(*it);
+ break;
+ }
+ case TW_setOpen:
+ setOpen(indexToItem(args[0].toInt()), args[1].toInt());
+ break;
+ case TW_isOpen:
+ return QString::number(isOpen(indexToItem(args[0].toInt())));
+ break;
+ case SelectedIndexes:
+ {
+ QString selection = "";
+ QListViewItemIterator it(this);
+ while (it.current())
+ {
+ if (it.current()->isSelected())
+ {
+ selection.append(QString("%1\n").arg(itemToIndexSafe(it.current())));
+ }
+ ++it;
+ }
+ if (!selection.isEmpty())
+ selection = selection.left(selection.length() - 1);
+ return selection;
+ break;
+ }
+ case DCOP::selection:
+ {
+ QString selection = "";
+ QListViewItemIterator it(this);
+ while (it.current())
+ {
+ if (it.current()->isSelected())
+ selection.append(itemText(it.current()) + "\n");
+ ++it;
+ }
+ if (!selection.isEmpty())
+ selection = selection.left(selection.length() - 1);
+ return selection;
+ break;
+ }
+ case DCOP::setSelection:
+ if (selectionModeExt() == Single || selectionModeExt() == NoSelection)
+ setCurrentItem(findItem(args[0], 0));
+ else
+ {
+ clearSelection();
+ QStringList items(QStringList::split("\n", args[0]));
+ for (QStringList::ConstIterator it = items.begin(); it != items.end(); ++it)
+ {
+ QListViewItem* item = findItem(*it, 0);
+ if (item)
+ {
+ item->setSelected(true);
+ ensureItemVisible(item);
+ }
+ }
+ }
+ break;
+ case DCOP::clear:
+ clear();
+ m_lastPath.clear();
+ break;
+ case DCOP::removeItem:
+ {
+ if (args[0].toInt() >= 0 )
+ {
+ delete indexToItem(args[0].toInt());
+ m_lastPath.clear();
+ }
+ break;
+ }
+ case DCOP::currentItem:
+ return QString::number(itemToIndexSafe(currentItem()));
+ break;
+ case DCOP::setCurrentItem:
+ setCurrentItem(indexToItem(args[0].toInt()));
+ break;
+ case DCOP::findItem:
+ if (!args[1])
+ return QString::number(itemToIndexSafe(findItem(args[0], 0)));
+ else
+ {
+ if (args[2].toUInt() && args[3].toUInt())
+ return QString::number(itemToIndexSafe(findItem(args[0], args[1].toInt())));
+ else if (args[2].toUInt())
+ return QString::number(itemToIndexSafe(findItem(args[0], args[1].toInt(), Qt::CaseSensitive | Qt::Contains)));
+ else if (args[3].toUInt())
+ return QString::number(itemToIndexSafe(findItem(args[0], args[1].toInt(), Qt::ExactMatch)));
+ else
+ return QString::number(itemToIndexSafe(findItem(args[0], args[1].toInt(), Qt::Contains)));
+ }
+ break;
+ case DCOP::item:
+ return itemText(indexToItem(args[0].toInt()));
+ break;
+ case DCOP::itemPath:
+ return itemPath(indexToItem(args[0].toInt()));
+ break;
+ case DCOP::itemDepth:
+ {
+ QListViewItem* item = indexToItem(args[0].toInt());
+ return (item) ? QString::number(item->depth()) : QString::number(-1);
+ }
+ case DCOP::setPixmap:
+ {
+ QPixmap pixmap = KGlobal::iconLoader()->loadIcon(args[0], KIcon::Small);
+ if (args[1].toInt() == -1)
+ for (QListViewItemIterator it(this); it.current(); ++it)
+ it.current()->setPixmap(0, pixmap);
+ else
+ {
+ QListViewItem* item = indexToItem(args[1].toInt());
+ if (item)
+ item->setPixmap(0, pixmap);
+ }
+ break;
+ }
+ case DCOP::setColumnCaption:
+ if (columns() >= args[0].toInt())
+ setColumnText(args[0].toInt(), args[1]);
+ break;
+ case DCOP::getBackgroundColor:
+ return this->paletteBackgroundColor().name();
+ break;
+ case DCOP::setBackgroundColor:
+ {
+ QColor color;
+ color.setNamedColor(args[0]);
+ this->setPaletteBackgroundColor(color);
+ break;
+ }
+ case addColumnTree:
+ return QString::number(KListView::addColumn(args[0], args[1].toInt()));
+ break;
+ case setSortCol:
+ KListView::setSorting(args[0].toInt(), args[1].toInt());
+ break;
+ case DCOP::columnCount:
+ return QString::number(QListView::columns() );
+ break;
+ case colCaption:
+ return QListView::columnText(args[0].toInt()) ;
+ break;
+ case setColWidth:
+ QListView::setColumnWidth(args[0].toInt(), args[1].toInt());
+ break;
+ case setColAlignment:
+ setColAlign(args[0].toInt(), args[1]);
+ break;
+ case setAltBackground:
+ KListView::setAlternateBackground(QColor(args[0]));
+ break;
+ case DCOP::removeColumn:
+ {
+ if (!args[1].toInt())
+ removeColumn(args[0].toInt());
+ else
+ {
+ int column = args[0].toInt();
+ int lines = args[1].toInt();
+ for (int i = 0; i < lines; i++)
+ removeColumn(column);
+ }
+ break;
+ }
+ case TW_childCount:
+ return QString::number(childCount());
+ break;
+ case DCOP::geometry:
+ {
+ QString geo = QString::number(this->x())+" "+QString::number(this->y())+" "+QString::number(this->width())+" "+QString::number(this->height());
+ return geo;
+ break;
+ }
+ case DCOP::hasFocus:
+ return QString::number(this->hasFocus());
+ break;
+ default:
+ return KommanderWidget::handleDCOP(function, args);
+ }
+ return QString();
+}
+
+#include "treewidget.moc"