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-rw-r--r--ksysguard/gui/SensorDisplayLib/ListView.cpp371
1 files changed, 371 insertions, 0 deletions
diff --git a/ksysguard/gui/SensorDisplayLib/ListView.cpp b/ksysguard/gui/SensorDisplayLib/ListView.cpp
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+++ b/ksysguard/gui/SensorDisplayLib/ListView.cpp
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+/*
+ KSysGuard, the KDE System Guard
+
+ Copyright (c) 2001 Tobias Koenig <tokoe@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 <ctype.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#include <config.h>
+#include <tqdom.h>
+
+#include <kcolorbutton.h>
+#include <kdebug.h>
+#include <tdeglobal.h>
+#include <tdelocale.h>
+#include <tdemessagebox.h>
+#include <ksgrd/SensorManager.h>
+#include <ksgrd/StyleEngine.h>
+
+#include "ListView.h"
+#include "ListView.moc"
+#include "ListViewSettings.h"
+
+PrivateListViewItem::PrivateListViewItem(PrivateListView *parent)
+ : TQListViewItem(parent)
+{
+ _parent = parent;
+}
+
+int PrivateListViewItem::compare( TQListViewItem *item, int col, bool ascending ) const
+{
+ int type = ((PrivateListView*)listView())->columnType( col );
+
+ if ( type == PrivateListView::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;
+ } else if ( type == PrivateListView::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;
+ } else if ( type == PrivateListView::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;
+ } else if ( type == PrivateListView::DiskStat ) {
+ TQString prev = key( col, ascending );
+ TQString next = item->key( col, ascending );
+ TQString prevKey, nextKey;
+
+ uint counter = prev.length();
+ for ( uint i = 0; i < counter; ++i )
+ if ( prev[ i ].isDigit() ) {
+ prevKey.sprintf( "%s%016d", prev.left( i ).latin1(), prev.mid( i ).toInt() );
+ break;
+ }
+
+ counter = next.length();
+ for ( uint i = 0; i < counter; ++i )
+ if ( next[ i ].isDigit() ) {
+ nextKey.sprintf( "%s%016d", next.left( i ).latin1(), next.mid( i ).toInt() );
+ break;
+ }
+
+ return prevKey.compare( nextKey );
+ } else
+ return key( col, ascending ).localeAwareCompare( item->key( col, ascending ) );
+}
+
+PrivateListView::PrivateListView(TQWidget *parent, const char *name)
+ : TQListView(parent, name)
+{
+ TQColorGroup cg = colorGroup();
+
+ cg.setColor(TQColorGroup::Link, KSGRD::Style->firstForegroundColor());
+ cg.setColor(TQColorGroup::Text, KSGRD::Style->secondForegroundColor());
+ cg.setColor(TQColorGroup::Base, KSGRD::Style->backgroundColor());
+
+ setPalette(TQPalette(cg, cg, cg));
+}
+
+void PrivateListView::update(const TQString& answer)
+{
+ setUpdatesEnabled(false);
+ viewport()->setUpdatesEnabled(false);
+
+ int vpos = verticalScrollBar()->value();
+ int hpos = horizontalScrollBar()->value();
+
+ clear();
+
+ KSGRD::SensorTokenizer lines(answer, '\n');
+ for (uint i = 0; i < lines.count(); i++) {
+ PrivateListViewItem *item = new PrivateListViewItem(this);
+ KSGRD::SensorTokenizer records(lines[i], '\t');
+ for (uint j = 0; j < records.count(); j++) {
+ if ( mColumnTypes[ j ] == "f" )
+ item->setText(j, TDEGlobal::locale()->formatNumber( records[j].toFloat() ) );
+ else if ( mColumnTypes[ j ] == "D" )
+ item->setText(j, TDEGlobal::locale()->formatNumber( records[j].toDouble(), 0 ) );
+ else
+ item->setText(j, records[j]);
+ }
+
+ insertItem(item);
+ }
+
+ verticalScrollBar()->setValue(vpos);
+ horizontalScrollBar()->setValue(hpos);
+
+ viewport()->setUpdatesEnabled(true);
+ setUpdatesEnabled(true);
+
+ triggerUpdate();
+}
+
+int PrivateListView::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 if ( mColumnTypes[ pos ] == "M" )
+ return DiskStat;
+ else
+ return Text;
+}
+
+void PrivateListView::removeColumns(void)
+{
+ for (int i = columns() - 1; i >= 0; --i)
+ removeColumn(i);
+}
+
+void PrivateListView::addColumn(const TQString& label, const TQString& type)
+{
+ TQListView::addColumn( label );
+ int 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 if (type == "M")
+ setColumnAlignment(col, AlignLeft);
+ else
+ {
+ kdDebug(1215) << "Unknown type " << type << " of column " << label
+ << " in ListView!" << endl;
+ return;
+ }
+
+ mColumnTypes.append( type );
+
+ /* Just use some sensible default values as initial setting. */
+ TQFontMetrics fm = fontMetrics();
+ setColumnWidth(col, fm.width(label) + 10);
+}
+
+ListView::ListView(TQWidget* parent, const char* name, const TQString& title, int, int)
+ : KSGRD::SensorDisplay(parent, name, title)
+{
+ setBackgroundColor(KSGRD::Style->backgroundColor());
+
+ monitor = new PrivateListView( frame() );
+ TQ_CHECK_PTR(monitor);
+ monitor->setSelectionMode(TQListView::NoSelection);
+ monitor->setItemMargin(2);
+
+ setMinimumSize(50, 25);
+
+ setPlotterWidget(monitor);
+
+ setModified(false);
+}
+
+bool
+ListView::addSensor(const TQString& hostName, const TQString& sensorName, const TQString& sensorType, const TQString& title)
+{
+ if (sensorType != "listview")
+ return (false);
+
+ registerSensor(new KSGRD::SensorProperties(hostName, sensorName, sensorType, title));
+
+ setTitle(title);
+
+ /* To differentiate between answers from value requests and info
+ * requests we use 100 for info requests. */
+ sendRequest(hostName, sensorName + "?", 100);
+ sendRequest(hostName, sensorName, 19);
+ setModified(true);
+ return (true);
+}
+
+void
+ListView::updateList()
+{
+ sendRequest(sensors().at(0)->hostName(), sensors().at(0)->name(), 19);
+}
+
+void
+ListView::answerReceived(int id, const TQString& answer)
+{
+ /* We received something, so the sensor is probably ok. */
+ sensorError(id, false);
+
+ switch (id)
+ {
+ case 100: {
+ /* We have received the answer to a '?' command that contains
+ * the information about the table headers. */
+ KSGRD::SensorTokenizer lines(answer, '\n');
+ if (lines.count() != 2)
+ {
+ kdDebug(1215) << "wrong number of lines" << endl;
+ return;
+ }
+ KSGRD::SensorTokenizer headers(lines[0], '\t');
+ KSGRD::SensorTokenizer colTypes(lines[1], '\t');
+
+ /* remove all columns from list */
+ monitor->removeColumns();
+
+ /* add the new columns */
+ for (unsigned int i = 0; i < headers.count(); i++)
+ /* TODO: Implement translation support for header texts */
+ monitor->addColumn(headers[i], colTypes[i]);
+ break;
+ }
+ case 19: {
+ monitor->update(answer);
+ break;
+ }
+ }
+}
+
+void
+ListView::resizeEvent(TQResizeEvent*)
+{
+ frame()->setGeometry(0, 0, width(), height());
+ monitor->setGeometry(10, 20, width() - 20, height() - 30);
+}
+
+bool
+ListView::restoreSettings(TQDomElement& element)
+{
+ addSensor(element.attribute("hostName"), element.attribute("sensorName"), (element.attribute("sensorType").isEmpty() ? "listview" : element.attribute("sensorType")), element.attribute("title"));
+
+ TQColorGroup colorGroup = monitor->colorGroup();
+ colorGroup.setColor(TQColorGroup::Link, restoreColor(element, "gridColor", KSGRD::Style->firstForegroundColor()));
+ colorGroup.setColor(TQColorGroup::Text, restoreColor(element, "textColor", KSGRD::Style->secondForegroundColor()));
+ colorGroup.setColor(TQColorGroup::Base, restoreColor(element, "backgroundColor", KSGRD::Style->backgroundColor()));
+
+ monitor->setPalette(TQPalette(colorGroup, colorGroup, colorGroup));
+
+ SensorDisplay::restoreSettings(element);
+
+ setModified(false);
+
+ return (true);
+}
+
+bool
+ListView::saveSettings(TQDomDocument& doc, TQDomElement& element, bool save)
+{
+ element.setAttribute("hostName", sensors().at(0)->hostName());
+ element.setAttribute("sensorName", sensors().at(0)->name());
+ element.setAttribute("sensorType", sensors().at(0)->type());
+
+ TQColorGroup colorGroup = monitor->colorGroup();
+ saveColor(element, "gridColor", colorGroup.color(TQColorGroup::Link));
+ saveColor(element, "textColor", colorGroup.color(TQColorGroup::Text));
+ saveColor(element, "backgroundColor", colorGroup.color(TQColorGroup::Base));
+
+ SensorDisplay::saveSettings(doc, element);
+
+ if (save)
+ setModified(false);
+
+ return (true);
+}
+
+void
+ListView::configureSettings()
+{
+ lvs = new ListViewSettings(this, "ListViewSettings");
+ TQ_CHECK_PTR(lvs);
+ connect(lvs, TQT_SIGNAL(applyClicked()), TQT_SLOT(applySettings()));
+
+ TQColorGroup colorGroup = monitor->colorGroup();
+ lvs->setGridColor(colorGroup.color(TQColorGroup::Link));
+ lvs->setTextColor(colorGroup.color(TQColorGroup::Text));
+ lvs->setBackgroundColor(colorGroup.color(TQColorGroup::Base));
+ lvs->setTitle(title());
+
+ if (lvs->exec())
+ applySettings();
+
+ delete lvs;
+ lvs = 0;
+}
+
+void
+ListView::applySettings()
+{
+ TQColorGroup colorGroup = monitor->colorGroup();
+ colorGroup.setColor(TQColorGroup::Link, lvs->gridColor());
+ colorGroup.setColor(TQColorGroup::Text, lvs->textColor());
+ colorGroup.setColor(TQColorGroup::Base, lvs->backgroundColor());
+ monitor->setPalette(TQPalette(colorGroup, colorGroup, colorGroup));
+
+ setTitle(lvs->title());
+
+ setModified(true);
+}
+
+void
+ListView::applyStyle()
+{
+ TQColorGroup colorGroup = monitor->colorGroup();
+ colorGroup.setColor(TQColorGroup::Link, KSGRD::Style->firstForegroundColor());
+ colorGroup.setColor(TQColorGroup::Text, KSGRD::Style->secondForegroundColor());
+ colorGroup.setColor(TQColorGroup::Base, KSGRD::Style->backgroundColor());
+ monitor->setPalette(TQPalette(colorGroup, colorGroup, colorGroup));
+
+ setModified(true);
+}