diff options
Diffstat (limited to 'ksysguard/gui/SensorDisplayLib/ProcessList.cpp')
| -rw-r--r-- | ksysguard/gui/SensorDisplayLib/ProcessList.cpp | 977 |
1 files changed, 977 insertions, 0 deletions
diff --git a/ksysguard/gui/SensorDisplayLib/ProcessList.cpp b/ksysguard/gui/SensorDisplayLib/ProcessList.cpp new file mode 100644 index 000000000..b7e8b0c72 --- /dev/null +++ b/ksysguard/gui/SensorDisplayLib/ProcessList.cpp @@ -0,0 +1,977 @@ +/* + KSysGuard, the KDE System Guard + + Copyright (C) 1997 Bernd Johannes Wuebben + <wuebben@math.cornell.edu> + + Copyright (C) 1998 Nicolas Leclercq <nicknet@planete.net> + + Copyright (c) 1999, 2000, 2001, 2002 Chris Schlaeger <cs@kde.org> + + This program is free software; you can redistribute it and/or + modify it under the terms of version 2 of the GNU General Public + License as published by the Free Software Foundation. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + + KSysGuard is currently maintained by Chris Schlaeger <cs@kde.org>. + Please do not commit any changes without consulting me first. Thanks! + +*/ + +#include <assert.h> +#include <config.h> +#include <ctype.h> +#include <signal.h> +#include <stdio.h> +#include <string.h> +#include <sys/types.h> +#include <unistd.h> + +#include <tqbitmap.h> +#include <tqheader.h> +#include <tqimage.h> +#include <tqpopupmenu.h> + +#include <kdebug.h> +#include <tdeglobal.h> +#include <tdelocale.h> +#include <tdemessagebox.h> + +#include "ProcessController.h" +#include "ProcessList.h" +#include "ReniceDlg.h" +#include "SignalIDs.h" + +#define NONE -1 +#define INIT_PID 1 + +//extern const char* intKey(const char* text); +//extern const char* timeKey(const char* text); +//extern const char* floatKey(const char* text); + +TQDict<TQString> ProcessList::aliases; + +int ProcessLVI::compare( TQListViewItem *item, int col, bool ascending ) const +{ + int type = ((ProcessList*)listView())->columnType( col ); + + if ( type == ProcessList::Int ) { + int prev = (int)TDEGlobal::locale()->readNumber( key( col, ascending ) ); + int next = (int)TDEGlobal::locale()->readNumber( item->key( col, ascending ) ); + if ( prev < next ) + return -1; + else if ( prev == next ) + return 0; + else + return 1; + } + + if ( type == ProcessList::Float ) { + double prev = TDEGlobal::locale()->readNumber( key( col, ascending ) ); + double next = TDEGlobal::locale()->readNumber( item->key( col, ascending ) ); + if ( prev < next ) + return -1; + else + return 1; + } + + if ( type == ProcessList::Time ) { + int hourPrev, hourNext, minutesPrev, minutesNext; + sscanf( key( col, ascending ).latin1(), "%d:%d", &hourPrev, &minutesPrev ); + sscanf( item->key( col, ascending ).latin1(), "%d:%d", &hourNext, &minutesNext ); + int prev = hourPrev * 60 + minutesPrev; + int next = hourNext * 60 + minutesNext; + if ( prev < next ) + return -1; + else if ( prev == next ) + return 0; + else + return 1; + } + + return key( col, ascending ).localeAwareCompare( item->key( col, ascending ) ); +} + +ProcessList::ProcessList(TQWidget *parent, const char* name) + : TDEListView(parent, name) +{ + iconCache.setAutoDelete(true); + + columnDict.setAutoDelete(true); + columnDict.insert("running", + new TQString(i18n("process status", "running"))); + columnDict.insert("sleeping", + new TQString(i18n("process status", "sleeping"))); + columnDict.insert("disk sleep", + new TQString(i18n("process status", "disk sleep"))); + columnDict.insert("zombie", new TQString(i18n("process status", "zombie"))); + columnDict.insert("stopped", + new TQString(i18n("process status", "stopped"))); + columnDict.insert("paging", new TQString(i18n("process status", "paging"))); + columnDict.insert("idle", new TQString(i18n("process status", "idle"))); + + if (aliases.isEmpty()) + { +#ifdef Q_OS_LINUX + aliases.insert("init", new TQString("penguin")); +#else + aliases.insert("init", new TQString("system")); +#endif + /* kernel stuff */ + aliases.insert("bdflush", new TQString("kernel")); + aliases.insert("dhcpcd", new TQString("kernel")); + aliases.insert("kapm-idled", new TQString("kernel")); + aliases.insert("keventd", new TQString("kernel")); + aliases.insert("khubd", new TQString("kernel")); + aliases.insert("klogd", new TQString("kernel")); + aliases.insert("kreclaimd", new TQString("kernel")); + aliases.insert("kreiserfsd", new TQString("kernel")); + aliases.insert("ksoftirqd_CPU0", new TQString("kernel")); + aliases.insert("ksoftirqd_CPU1", new TQString("kernel")); + aliases.insert("ksoftirqd_CPU2", new TQString("kernel")); + aliases.insert("ksoftirqd_CPU3", new TQString("kernel")); + aliases.insert("ksoftirqd_CPU4", new TQString("kernel")); + aliases.insert("ksoftirqd_CPU5", new TQString("kernel")); + aliases.insert("ksoftirqd_CPU6", new TQString("kernel")); + aliases.insert("ksoftirqd_CPU7", new TQString("kernel")); + aliases.insert("kswapd", new TQString("kernel")); + aliases.insert("kupdated", new TQString("kernel")); + aliases.insert("mdrecoveryd", new TQString("kernel")); + aliases.insert("scsi_eh_0", new TQString("kernel")); + aliases.insert("scsi_eh_1", new TQString("kernel")); + aliases.insert("scsi_eh_2", new TQString("kernel")); + aliases.insert("scsi_eh_3", new TQString("kernel")); + aliases.insert("scsi_eh_4", new TQString("kernel")); + aliases.insert("scsi_eh_5", new TQString("kernel")); + aliases.insert("scsi_eh_6", new TQString("kernel")); + aliases.insert("scsi_eh_7", new TQString("kernel")); + /* daemon and other service providers */ + aliases.insert("artsd", new TQString("daemon")); + aliases.insert("atd", new TQString("daemon")); + aliases.insert("automount", new TQString("daemon")); + aliases.insert("cardmgr", new TQString("daemon")); + aliases.insert("cron", new TQString("daemon")); + aliases.insert("cupsd", new TQString("daemon")); + aliases.insert("in.identd", new TQString("daemon")); + aliases.insert("lpd", new TQString("daemon")); + aliases.insert("mingetty", new TQString("daemon")); + aliases.insert("nscd", new TQString("daemon")); + aliases.insert("portmap", new TQString("daemon")); + aliases.insert("rpc.statd", new TQString("daemon")); + aliases.insert("rpciod", new TQString("daemon")); + aliases.insert("sendmail", new TQString("daemon")); + aliases.insert("sshd", new TQString("daemon")); + aliases.insert("syslogd", new TQString("daemon")); + aliases.insert("usbmgr", new TQString("daemon")); + aliases.insert("wwwoffled", new TQString("daemon")); + aliases.insert("xntpd", new TQString("daemon")); + aliases.insert("ypbind", new TQString("daemon")); + aliases.insert("apmd", new TQString("daemon")); + aliases.insert("getty", new TQString("daemon")); + aliases.insert("mountd", new TQString("daemon")); + aliases.insert("inetd", new TQString("daemon")); + aliases.insert("nfsd", new TQString("daemon")); + aliases.insert("wsmoused", new TQString("daemon")); + /* kde applications */ + aliases.insert("appletproxy", new TQString("tdeapp")); + aliases.insert("dcopserver", new TQString("tdeapp")); + aliases.insert("kcookiejar", new TQString("tdeapp")); + aliases.insert("kde", new TQString("tdeapp")); + aliases.insert("kded", new TQString("tdeapp")); + aliases.insert("tdeinit", new TQString("tdeapp")); + aliases.insert("kdesktop", new TQString("tdeapp")); + aliases.insert("tdesud", new TQString("tdeapp")); + aliases.insert("tdm", new TQString("tdeapp")); + aliases.insert("khotkeys", new TQString("tdeapp")); + aliases.insert("tdeio_file", new TQString("tdeapp")); + aliases.insert("tdeio_uiserver", new TQString("tdeapp")); + aliases.insert("tdelauncher", new TQString("tdeapp")); + aliases.insert("ksmserver", new TQString("tdeapp")); + aliases.insert("kwrapper", new TQString("tdeapp")); + aliases.insert("kwrited", new TQString("tdeapp")); + aliases.insert("kxmlrpcd", new TQString("tdeapp")); + aliases.insert("starttde", new TQString("tdeapp")); + /* other processes */ + aliases.insert("bash", new TQString("shell")); + aliases.insert("cat", new TQString("tools")); + aliases.insert("egrep", new TQString("tools")); + aliases.insert("emacs", new TQString("application-vnd.oasis.opendocument.text")); + aliases.insert("fgrep", new TQString("tools")); + aliases.insert("find", new TQString("tools")); + aliases.insert("grep", new TQString("tools")); + aliases.insert("ksh", new TQString("shell")); + aliases.insert("screen", new TQString("openterm")); + aliases.insert("sh", new TQString("shell")); + aliases.insert("sort", new TQString("tools")); + aliases.insert("ssh", new TQString("shell")); + aliases.insert("su", new TQString("tools")); + aliases.insert("tcsh", new TQString("shell")); + aliases.insert("tee", new TQString("tools")); + aliases.insert("vi", new TQString("application-vnd.oasis.opendocument.text")); + aliases.insert("vim", new TQString("application-vnd.oasis.opendocument.text")); + } + + /* The filter mode is controlled by a combo box of the parent. If + * the mode is changed we get a signal. */ + connect(parent, TQ_SIGNAL(setFilterMode(int)), + this, TQ_SLOT(setFilterMode(int))); + + /* We need to catch this signal to show various popup menues. */ + connect(this, + TQ_SIGNAL(rightButtonPressed(TQListViewItem*, const TQPoint&, int)), + this, + TQ_SLOT(handleRMBPressed(TQListViewItem*, const TQPoint&, int))); + + /* Since Qt does not tell us the sorting details we have to do our + * own bookkeping, so we can save and restore the sorting + * settings. */ + connect(header(), TQ_SIGNAL(clicked(int)), this, TQ_SLOT(sortingChanged(int))); + + ctrlKeyDown = false; + shiftKeyDown = false; + treeViewEnabled = false; + openAll = true; + + filterMode = FILTER_ALL; + + sortColumn = 1; + increasing = false; + + // Elements in the process list may only live in this list. + pl.setAutoDelete(true); + + setItemMargin(2); + setAllColumnsShowFocus(true); + setTreeStepSize(17); + setSorting(sortColumn, increasing); + setSelectionMode(TQListView::Extended); + + // Create popup menu for RMB clicks on table header + headerPM = new TQPopupMenu(); + headerPM->insertItem(i18n("Remove Column"), HEADER_REMOVE); + headerPM->insertItem(i18n("Add Column"), HEADER_ADD); + headerPM->insertItem(i18n("Help on Column"), HEADER_HELP); + + connect(header(), TQ_SIGNAL(sizeChange(int, int, int)), + this, TQ_SLOT(sizeChanged(int, int, int))); + connect(header(), TQ_SIGNAL(indexChange(int, int, int)), + this, TQ_SLOT(indexChanged(int, int, int))); + + killSupported = false; + setModified(false); +} + +ProcessList::~ProcessList() +{ + delete(headerPM); +} + +const TQValueList<int>& +ProcessList::getSelectedPIds() +{ + selectedPIds.clear(); + // iterate through all selected visible items of the listview + TQListViewItemIterator it(this, TQListViewItemIterator::Visible | TQListViewItemIterator::Selected ); + for ( ; it.current(); ++it ) + selectedPIds.append(it.current()->text(1).toInt()); + + return (selectedPIds); +} + +const TQStringList& +ProcessList::getSelectedAsStrings() +{ + selectedAsStrings.clear(); + // iterate through all selected visible items of the listview + TQListViewItemIterator it(this, TQListViewItemIterator::Visible | TQListViewItemIterator::Selected ); + TQString spaces; + for ( ; it.current(); ++it ) { + spaces.fill(TQChar(' '), 7 - it.current()->text(1).length()); + selectedAsStrings.append("(PID: " + it.current()->text(1) + ")" + spaces + " " + it.current()->text(0)); + } + + return (selectedAsStrings); +} +bool +ProcessList::update(const TQString& list) +{ + if ((!shiftKeyDown) && (!ctrlKeyDown)) + { + /* Disable painting to avoid flickering effects, + * especially when in tree view mode. + * Ditto for the scrollbar. */ + setUpdatesEnabled(false); + viewport()->setUpdatesEnabled(false); + + pl.clear(); + + // Convert ps answer in a list of tokenized lines + KSGRD::SensorTokenizer procs(list, '\n'); + for (unsigned int i = 0; i < procs.count(); i++) + { + KSGRD::SensorPSLine* line = new KSGRD::SensorPSLine(procs[i]); + if (line->count() != (uint) columns()) + { +#if 0 + // This is needed for debugging only. + kdDebug(1215) << list << endl; + TQString l; + for (uint j = 0; j < line->count(); j++) + l += (*line)[j] + "|"; + kdDebug(1215) << "Incomplete ps line:" << l << endl; +#endif + return (false); + } + else + pl.append(line); + } + + int currItemPos = itemPos(currentItem()); + int vpos = verticalScrollBar()->value(); + int hpos = horizontalScrollBar()->value(); + + updateMetaInfo(); + + clear(); + + if (treeViewEnabled) + buildTree(); + else + buildList(); + + TQListViewItemIterator it( this ); + while ( it.current() ) { + if ( itemPos( it.current() ) == currItemPos ) { + setCurrentItem( it.current() ); + break; + } + ++it; + } + + verticalScrollBar()->setValue(vpos); + horizontalScrollBar()->setValue(hpos); + + // Re-enable painting, and force an update. + setUpdatesEnabled(true); + viewport()->setUpdatesEnabled(true); + + triggerUpdate(); + } + + return (true); +} + +void +ProcessList::setTreeView(bool tv) +{ + if ((treeViewEnabled = tv)) + { + savedWidth[0] = columnWidth(0); + openAll = true; + } + else + { + /* In tree view the first column is wider than in list view mode. + * So we shrink it to 1 pixel. The next update will resize it again + * appropriately. */ + setColumnWidth(0, savedWidth[0]); + } + /* In tree view mode borders are added to the icons. So we have to clear + * the cache when we change the tree view mode. */ + iconCache.clear(); +} + +bool +ProcessList::load(TQDomElement& el) +{ + TQDomNodeList dnList = el.elementsByTagName("column"); + for (uint i = 0; i < dnList.count(); ++i) + { + TQDomElement lel = dnList.item(i).toElement(); + if (savedWidth.count() <= i) + savedWidth.append(lel.attribute("savedWidth").toInt()); + else + savedWidth[i] = lel.attribute("savedWidth").toInt(); + if (currentWidth.count() <= i) + currentWidth.append(lel.attribute("currentWidth").toInt()); + else + currentWidth[i] = lel.attribute("currentWidth").toInt(); + if (index.count() <= i) + index.append(lel.attribute("index").toInt()); + else + index[i] = lel.attribute("index").toInt(); + } + + setModified(false); + + return (true); +} + +bool +ProcessList::save(TQDomDocument& doc, TQDomElement& display) +{ + for (int i = 0; i < columns(); ++i) + { + TQDomElement col = doc.createElement("column"); + display.appendChild(col); + col.setAttribute("currentWidth", columnWidth(i)); + col.setAttribute("savedWidth", savedWidth[i]); + col.setAttribute("index", header()->mapToIndex(i)); + } + + setModified(false); + + return (true); +} + +void +ProcessList::sortingChanged(int col) +{ + if (col == sortColumn) + increasing = !increasing; + else + { + sortColumn = col; + increasing = true; + } + setSorting(sortColumn, increasing); + setModified(true); +} + +int ProcessList::columnType( uint pos ) const +{ + if ( pos >= mColumnTypes.count() ) + return 0; + + if ( mColumnTypes[ pos ] == "d" || mColumnTypes[ pos ] == "D" ) + return Int; + else if ( mColumnTypes[ pos ] == "f" || mColumnTypes[ pos ] == "F" ) + return Float; + else if ( mColumnTypes[ pos ] == "t" ) + return Time; + else + return Text; +} + +bool +ProcessList::matchesFilter(KSGRD::SensorPSLine* p) const +{ + // This mechanism is likely to change in the future! + + switch (filterMode) + { + case FILTER_ALL: + return (true); + + case FILTER_SYSTEM: + return (p->uid() < 100 ? true : false); + + case FILTER_USER: + return (p->uid() >= 100 ? true : false); + + case FILTER_OWN: + default: + return (p->uid() == (long) getuid() ? true : false); + } +} + +void +ProcessList::buildList() +{ + /* Get the first process in the list, check whether it matches the + * filter and append it to TQListView widget if so. */ + while (!pl.isEmpty()) + { + KSGRD::SensorPSLine* p = pl.first(); + + if (matchesFilter(p)) + { + ProcessLVI* pli = new ProcessLVI(this); + + addProcess(p, pli); + + if (selectedPIds.findIndex(p->pid()) != -1) + pli->setSelected(true); + } + pl.removeFirst(); + } +} + +void +ProcessList::buildTree() +{ + // remove all leaves that do not match the filter + deleteLeaves(); + + KSGRD::SensorPSLine* ps = pl.first(); + + while (ps) + { + if (ps->pid() == INIT_PID) + { + // insert root item into the tree widget + ProcessLVI* pli = new ProcessLVI(this); + addProcess(ps, pli); + + // remove the process from the process list, ps is now invalid + int pid = ps->pid(); + pl.remove(); + + if (selectedPIds.findIndex(pid) != -1) + pli->setSelected(true); + + // insert all child processes of current process + extendTree(&pl, pli, pid); + break; + } + else + ps = pl.next(); + } +} + +void +ProcessList::deleteLeaves(void) +{ + for ( ; ; ) + { + unsigned int i; + for (i = 0; i < pl.count() && + (!isLeafProcess(pl.at(i)->pid()) || + matchesFilter(pl.at(i))); i++) + ; + if (i == pl.count()) + return; + + pl.remove(i); + } +} + +bool +ProcessList::isLeafProcess(int pid) +{ + for (unsigned int i = 0; i < pl.count(); i++) + if (pl.at(i)->ppid() == pid) + return (false); + + return (true); +} + +void +ProcessList::extendTree(TQPtrList<KSGRD::SensorPSLine>* pl, ProcessLVI* parent, int ppid) +{ + KSGRD::SensorPSLine* ps; + + // start at top list + ps = pl->first(); + + while (ps) + { + // look for a child process of the current parent + if (ps->ppid() == ppid) + { + ProcessLVI* pli = new ProcessLVI(parent); + + addProcess(ps, pli); + + if (selectedPIds.findIndex(ps->pid()) != -1) + pli->setSelected(true); + + if (ps->ppid() != INIT_PID && closedSubTrees.findIndex(ps->ppid()) != -1) + parent->setOpen(false); + else + parent->setOpen(true); + + // remove the process from the process list, ps is now invalid + int pid = ps->pid(); + pl->remove(); + + // now look for the childs of the inserted process + extendTree(pl, pli, pid); + + /* Since buildTree can remove processes from the list we + * can't find a "current" process. So we start searching + * at the top again. It's no endless loops since this + * branch is only entered when there are children of the + * current parent in the list. When we have removed them + * all the while loop will exit. */ + ps = pl->first(); + } + else + ps = pl->next(); + } +} +void +ProcessList::addProcess(KSGRD::SensorPSLine* p, ProcessLVI* pli) +{ + TQString name = p->name(); + if (aliases[name]) + name = *aliases[name]; + + /* Get icon from icon list that might be appropriate for a process + * with this name. */ + TQPixmap pix; + if (!iconCache[name]) + { + pix = TDEGlobal::iconLoader()->loadIcon(name, TDEIcon::Small, + TDEIcon::SizeSmall, TDEIcon::DefaultState, + 0L, true); + if (pix.isNull() || !pix.mask()) + pix = TDEGlobal::iconLoader()->loadIcon("unknownapp", TDEIcon::User, + TDEIcon::SizeSmall); + + if (pix.width() != 16 || pix.height() != 16) + { + /* I guess this isn't needed too often. The TDEIconLoader should + * scale the pixmaps already appropriately. Since I got a bug + * report claiming that it doesn't work with GNOME apps I've + * added this safeguard. */ + TQImage img; + img = pix; + img.smoothScale(16, 16); + pix = img; + } + /* We copy the icon into a 24x16 pixmap to add a 4 pixel margin on + * the left and right side. In tree view mode we use the original + * icon. */ + TQPixmap icon(24, 16, pix.depth()); + if (!treeViewEnabled) + { + icon.fill(); + bitBlt(&icon, 4, 0, &pix, 0, 0, pix.width(), pix.height()); + TQBitmap mask(24, 16, true); + bitBlt(&mask, 4, 0, pix.mask(), 0, 0, pix.width(), pix.height()); + icon.setMask(mask); + pix = icon; + } + iconCache.insert(name, new TQPixmap(pix)); + } + else + pix = *(iconCache[name]); + + // icon + process name + pli->setPixmap(0, pix); + pli->setText(0, p->name()); + + // insert remaining field into table + for (unsigned int col = 1; col < p->count(); col++) + { + if (mColumnTypes[col] == "S" && columnDict[(*p)[col]]) + pli->setText(col, *columnDict[(*p)[col]]); + else if ( mColumnTypes[col] == "f" ) + pli->setText( col, TDEGlobal::locale()->formatNumber( (*p)[col].toFloat() ) ); + else if ( mColumnTypes[col] == "D" ) + pli->setText( col, TDEGlobal::locale()->formatNumber( (*p)[col].toInt(), 0 ) ); + else + pli->setText(col, (*p)[col]); + } +} + +void +ProcessList::updateMetaInfo(void) +{ + selectedPIds.clear(); + closedSubTrees.clear(); + + TQListViewItemIterator it(this); + + // iterate through all items of the listview + for ( ; it.current(); ++it ) + { + if (it.current()->isSelected() && it.current()->isVisible()) + selectedPIds.append(it.current()->text(1).toInt()); + if (treeViewEnabled && !it.current()->isOpen()) + closedSubTrees.append(it.current()->text(1).toInt()); + } + + /* In list view mode all list items are set to closed by TQListView. + * If the tree view is now selected, all item will be closed. This is + * annoying. So we use the openAll flag to force all trees to open when + * the treeViewEnbled flag was set to true. */ + if (openAll) + { + if (treeViewEnabled) + closedSubTrees.clear(); + openAll = false; + } +} + +void +ProcessList::removeColumns(void) +{ + for (int i = columns() - 1; i >= 0; --i) + removeColumn(i); +} + +void +ProcessList::addColumn(const TQString& label, const TQString& type) +{ + TQListView::addColumn(label); + uint col = columns() - 1; + if (type == "s" || type == "S") + setColumnAlignment(col, AlignLeft); + else if (type == "d" || type == "D") + setColumnAlignment(col, AlignRight); + else if (type == "t") + setColumnAlignment(col, AlignRight); + else if (type == "f") + setColumnAlignment(col, AlignRight); + else + { + kdDebug(1215) << "Unknown type " << type << " of column " << label + << " in ProcessList!" << endl; + return; + } + + mColumnTypes.append(type); + + /* Just use some sensible default values as initial setting. */ + TQFontMetrics fm = fontMetrics(); + setColumnWidth(col, fm.width(label) + 10); + + if (currentWidth.count() - 1 == col) + { + /* Table has been loaded from file. We can restore the settings + * when the last column has been added. */ + for (uint i = 0; i < col; ++i) + { + /* In case the language has been changed the column width + * might need to be increased. */ + if (currentWidth[i] == 0) + { + if (fm.width(header()->label(i)) + 10 > savedWidth[i]) + savedWidth[i] = fm.width(header()->label(i)) + 10; + setColumnWidth(i, 0); + } + else + { + if (fm.width(header()->label(i)) + 10 > currentWidth[i]) + setColumnWidth(i, fm.width(header()->label(i)) + 10); + else + setColumnWidth(i, currentWidth[i]); + } + setColumnWidthMode(i, currentWidth[i] == 0 ? + TQListView::Manual : TQListView::Maximum); + header()->moveSection(i, index[i]); + } + setSorting(sortColumn, increasing); + } +} + +void +ProcessList::handleRMBPressed(TQListViewItem* lvi, const TQPoint& p, int col) +{ + if (!lvi) + return; + + lvi->setSelected( true ); + + /* lvi is only valid until the next time we hit the main event + * loop. So we need to save the information we need after calling + * processPM->exec(). */ + int currentPId = lvi->text(1).toInt(); + + int currentNiceValue = 0; + for (int i = 0; i < columns(); ++i) + if (TQString::compare(header()->label(i), i18n("Nice")) == 0) + currentNiceValue = lvi->text(i).toInt(); + + TQPopupMenu processPM; + if (columnWidth(col) != 0) + processPM.insertItem(i18n("Hide Column"), 5); + TQPopupMenu* hiddenPM = new TQPopupMenu(&processPM); + for (int i = 0; i < columns(); ++i) + if (columnWidth(i) == 0) + hiddenPM->insertItem(header()->label(i), i + 100); + if(columns()) + processPM.insertItem(i18n("Show Column"), hiddenPM); + + processPM.insertSeparator(); + + processPM.insertItem(i18n("Select All Processes"), 1); + processPM.insertItem(i18n("Unselect All Processes"), 2); + + TQPopupMenu* signalPM = new TQPopupMenu(&processPM); + if (killSupported && lvi->isSelected()) + { + processPM.insertSeparator(); + processPM.insertItem(i18n("Select All Child Processes"), 3); + processPM.insertItem(i18n("Unselect All Child Processes"), 4); + + signalPM->insertItem(i18n("SIGABRT"), MENU_ID_SIGABRT); + signalPM->insertItem(i18n("SIGALRM"), MENU_ID_SIGALRM); + signalPM->insertItem(i18n("SIGCHLD"), MENU_ID_SIGCHLD); + signalPM->insertItem(i18n("SIGCONT"), MENU_ID_SIGCONT); + signalPM->insertItem(i18n("SIGFPE"), MENU_ID_SIGFPE); + signalPM->insertItem(i18n("SIGHUP"), MENU_ID_SIGHUP); + signalPM->insertItem(i18n("SIGILL"), MENU_ID_SIGILL); + signalPM->insertItem(i18n("SIGINT"), MENU_ID_SIGINT); + signalPM->insertItem(i18n("SIGKILL"), MENU_ID_SIGKILL); + signalPM->insertItem(i18n("SIGPIPE"), MENU_ID_SIGPIPE); + signalPM->insertItem(i18n("SIGQUIT"), MENU_ID_SIGQUIT); + signalPM->insertItem(i18n("SIGSEGV"), MENU_ID_SIGSEGV); + signalPM->insertItem(i18n("SIGSTOP"), MENU_ID_SIGSTOP); + signalPM->insertItem(i18n("SIGTERM"), MENU_ID_SIGTERM); + signalPM->insertItem(i18n("SIGTSTP"), MENU_ID_SIGTSTP); + signalPM->insertItem(i18n("SIGTTIN"), MENU_ID_SIGTTIN); + signalPM->insertItem(i18n("SIGTTOU"), MENU_ID_SIGTTOU); + signalPM->insertItem(i18n("SIGUSR1"), MENU_ID_SIGUSR1); + signalPM->insertItem(i18n("SIGUSR2"), MENU_ID_SIGUSR2); + + processPM.insertSeparator(); + processPM.insertItem(i18n("Send Signal"), signalPM); + } + + /* differ between killSupported and reniceSupported in a future + * version. */ + if (killSupported && lvi->isSelected()) + { + processPM.insertSeparator(); + processPM.insertItem(i18n("Renice Process..."), 300); + } + + int id; + switch (id = processPM.exec(p)) + { + case -1: + break; + case 1: + case 2: + selectAllItems(id & 1); + break; + case 3: + case 4: + selectAllChilds(currentPId, id & 1); + break; + case 5: + setColumnWidthMode(col, TQListView::Manual); + savedWidth[col] = columnWidth(col); + setColumnWidth(col, 0); + setModified(true); + break; + case 300: + { + ReniceDlg reniceDlg(this, "reniceDlg", currentNiceValue, currentPId); + + int reniceVal; + if ((reniceVal = reniceDlg.exec()) != 40) { + emit reniceProcess(selectedPIds, reniceVal); + } + } + break; + default: + /* IDs < 100 are used for signals. */ + if (id < 100) + { + /* we go through list to get all task also + when update interval is paused */ + selectedPIds.clear(); + TQListViewItemIterator it(this, TQListViewItemIterator::Visible | TQListViewItemIterator::Selected); + + // iterate through all selected visible items of the listview + for ( ; it.current(); ++it ) + { + selectedPIds.append(it.current()->text(1).toInt()); + } + + TQString msg = i18n("Do you really want to send signal %1 to the selected process?", + "Do you really want to send signal %1 to the %n selected processes?", + selectedPIds.count()) + .arg(signalPM->text(id)); + int answ; + switch(answ = KMessageBox::questionYesNo(this, msg, TQString::null, i18n("Send"), KStdGuiItem::cancel())) + { + case KMessageBox::Yes: + { + TQValueList<int>::Iterator it; + for (it = selectedPIds.begin(); it != selectedPIds.end(); ++it) + emit (killProcess(*it, id)); + break; + } + default: + break; + } + } + else + { + /* IDs >= 100 are used for hidden columns. */ + int col = id - 100; + setColumnWidthMode(col, TQListView::Maximum); + setColumnWidth(col, savedWidth[col]); + setModified(true); + } + } +} + +void +ProcessList::selectAllItems(bool select) +{ + selectedPIds.clear(); + + TQListViewItemIterator it(this, TQListViewItemIterator::Visible); + + // iterate through all items of the listview + for ( ; it.current(); ++it ) + { + it.current()->setSelected(select); + repaintItem(it.current()); + if (select) + selectedPIds.append(it.current()->text(1).toInt()); + } +} + +void +ProcessList::selectAllChilds(int pid, bool select) +{ + TQListViewItemIterator it(this, TQListViewItemIterator::Visible ); + + // iterate through all items of the listview + for ( ; it.current(); ++it ) + { + // Check if PPID matches the pid (current is a child of pid) + if (it.current()->text(2).toInt() == pid) + { + int currPId = it.current()->text(1).toInt(); + it.current()->setSelected(select); + repaintItem(it.current()); + if (select) + selectedPIds.append(currPId); + else + selectedPIds.remove(currPId); + selectAllChilds(currPId, select); + } + } +} + +void +ProcessList::keyPressEvent(TQKeyEvent *e) +{ + if (e->key() == Key_Shift) { + shiftKeyDown = true; + } + if (e->key() == Key_Control) { + ctrlKeyDown = true; + } + TDEListView::keyPressEvent(e); +} + +void +ProcessList::keyReleaseEvent(TQKeyEvent *e) +{ + if (e->key() == Key_Shift) { + shiftKeyDown = false; + } + if (e->key() == Key_Control) { + ctrlKeyDown = false; + } + TDEListView::keyReleaseEvent(e); +} + +#include "ProcessList.moc" |