Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdeartwork@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 388 insertions, 0 deletions

diff --git a/kscreensaver/kxsconfig/kxsconfig.cpp b/kscreensaver/kxsconfig/kxsconfig.cpp
new file mode 100644
index 00000000..feda1ee8
--- /dev/null
+++ b/kscreensaver/kxsconfig/kxsconfig.cpp
@@ -0,0 +1,388 @@
+//-----------------------------------------------------------------------------
+//
+// KDE xscreensaver configuration dialog
+//
+// Copyright (c)  Martin R. Jones <[email protected]> 1999
+//
+// 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;
+// version 2 of the License.
+//
+// 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; see the file COPYING.  If not, write to
+// the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+// Boston, MA 02110-1301, USA.
+
+// This file contains code copied from xscreensaver.  The xscreensaver
+// copyright notice follows.
+
+/*
+ * xscreensaver, Copyright (c) 1993-2002 Jamie Zawinski <[email protected]>
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation.  No representations are made about the suitability of this
+ * software for any purpose.  It is provided "as is" without express or
+ * implied warranty.
+ */
+
+#include <config.h>
+
+#include <stdlib.h>
+#include <qlayout.h>
+#include <qtimer.h>
+#include <qvbox.h>
+#include <qlabel.h>
+#include <qfileinfo.h>
+
+#include <kdebug.h>
+#include <kapplication.h>
+#include <kconfig.h>
+#include <kdialogbase.h>
+#include <kprocess.h>
+#include <kstandarddirs.h>
+#include <klocale.h>
+#include <kcmdlineargs.h>
+#include <kmessagebox.h>
+
+#include "kxsconfig.h"
+#include "kxscontrol.h"
+#include "kxsxml.h"
+
+template class QPtrList<KXSConfigItem>;
+
+#include <X11/Xlib.h>
+#include <X11/Xatom.h>
+#include <X11/IntrinsicP.h>
+#include <X11/ShellP.h>
+
+int ignoreXError(Display *, XErrorEvent *);
+
+//===========================================================================
+
+const uint widgetEventMask =                 // X event mask
+(uint)(
+       ExposureMask |
+       PropertyChangeMask |
+       StructureNotifyMask
+      );
+
+KXSConfigDialog::KXSConfigDialog(const QString &filename, const QString &name)
+  : KDialogBase(Plain, name, Ok| Cancel, Ok, 0, 0, false),
+    mFilename(filename), mPreviewProc(0), mKilled(true)
+{
+    int slash = filename.findRev('/');
+    if (slash >= 0)
+	mConfigFile = filename.mid(slash+1);
+    else
+	mConfigFile = filename;
+
+    mExeName = mConfigFile;
+    mConfigFile += "rc";
+}
+
+bool KXSConfigDialog::create()
+{
+    QVBoxLayout *topLayout = new QVBoxLayout(plainPage(), spacingHint());
+    QHBoxLayout *layout = new QHBoxLayout(topLayout, spacingHint());
+    QVBox *controlLayout = new QVBox(plainPage());
+    controlLayout->setSpacing(spacingHint());
+    layout->addWidget(controlLayout);
+    ((QBoxLayout*)controlLayout->layout())->addStrut(120);
+
+    KConfig config(mConfigFile);
+
+    QString xmlFile = "/doesntexist";
+#ifdef XSCREENSAVER_CONFIG_DIR
+    xmlFile = XSCREENSAVER_CONFIG_DIR;
+#endif
+
+    xmlFile += "/" + mExeName + ".xml";
+    if ( QFile::exists( xmlFile ) ) {
+	// We can use the xscreensaver xml config files.
+	KXSXml xmlParser(controlLayout);
+	xmlParser.parse( xmlFile );
+	mConfigItemList = *xmlParser.items();
+	QWidget *spacer = new QWidget(controlLayout);
+	controlLayout->setStretchFactor(spacer, 1 );
+	QString descr = xmlParser.description();
+	if ( !descr.isEmpty() ) {
+	    descr.replace('\n',' ');
+	    descr = descr.simplifyWhiteSpace();
+	    QLabel *l = new QLabel( i18n( descr.utf8() ), plainPage() );
+	    l->setAlignment ( WordBreak );
+ 	    topLayout->addWidget( l );
+ 	}
+    } else {
+        // fall back to KDE's old config files.
+	int idx = 0;
+	while (true) {
+	    QString group = QString("Arg%1").arg(idx);
+	    if (config.hasGroup(group)) {
+		config.setGroup(group);
+		QString type = config.readEntry("Type");
+		if (type == "Range") {
+		    KXSRangeControl *rc = new KXSRangeControl(controlLayout, group, config);
+		    mConfigItemList.append(rc);
+		} else if (type == "DoubleRange") {
+		    KXSDoubleRangeControl *rc =
+			new KXSDoubleRangeControl(controlLayout, group, config);
+		    mConfigItemList.append(rc);
+		} else if (type == "Check") {
+		    KXSCheckBoxControl *cc = new KXSCheckBoxControl(controlLayout, group,
+			    config);
+		    mConfigItemList.append(cc);
+		} else if (type == "DropList") {
+		    KXSDropListControl *dl = new KXSDropListControl(controlLayout, group,
+			    config);
+		    mConfigItemList.append(dl);
+		}
+	    } else {
+		break;
+	    }
+	    idx++;
+	}
+	if ( idx == 0 )
+	    return false;
+    }
+
+    QPtrListIterator<KXSConfigItem> it( mConfigItemList );
+    KXSConfigItem *item;
+    while ( (item = it.current()) != 0 ) {
+	++it;
+	item->read( config );
+        QWidget *i = dynamic_cast<QWidget*>(item);
+        if (i) {
+            connect( i, SIGNAL(changed()), SLOT(slotChanged()) );
+        }
+    }
+
+    mPreviewProc = new KProcess;
+    connect(mPreviewProc, SIGNAL(processExited(KProcess *)),
+	    SLOT(slotPreviewExited(KProcess *)));
+
+    mPreviewTimer = new QTimer(this);
+    connect(mPreviewTimer, SIGNAL(timeout()), SLOT(slotNewPreview()));
+
+    mPreview = new QWidget(plainPage());
+    mPreview->setFixedSize(250, 200);
+    //  mPreview->setBackgroundMode(QWidget::NoBackground);
+    mPreview->setBackgroundColor(Qt::black);
+
+    layout->add(mPreview);
+    show();
+
+    // So that hacks can XSelectInput ButtonPressMask
+    XSelectInput(qt_xdisplay(), mPreview->winId(), widgetEventMask );
+
+    slotPreviewExited(0);
+    return true;
+}
+
+//---------------------------------------------------------------------------
+KXSConfigDialog::~KXSConfigDialog()
+{
+  if (mPreviewProc && mPreviewProc->isRunning()) {
+    int pid = mPreviewProc->pid();
+    mPreviewProc->kill();
+    waitpid(pid, (int *)0, 0);
+    delete mPreviewProc;
+  }
+}
+
+//---------------------------------------------------------------------------
+QString KXSConfigDialog::command()
+{
+  QString cmd;
+  KXSConfigItem *item;
+
+  for (item = mConfigItemList.first(); item != 0; item = mConfigItemList.next())
+  {
+    cmd += " " + item->command();
+  }
+
+  return cmd;
+}
+
+//---------------------------------------------------------------------------
+void KXSConfigDialog::slotPreviewExited(KProcess *)
+{
+    if ( mKilled ) {
+	mKilled = false;
+	mPreviewProc->clearArguments();
+	QString saver;
+	saver.sprintf( "%s -window-id 0x%lX", mFilename.latin1(), long(mPreview->winId()) );
+	saver += command();
+	kdDebug() << "Command: " <<  saver << endl;
+
+	unsigned int i = 0;
+	QString word;
+	saver = saver.stripWhiteSpace();
+	while ( !saver[i].isSpace() ) word += saver[i++];
+	//work around a KStandarDirs::findExe() "feature" where it looks in $KDEDIR/bin first no matter what and sometimes finds the wrong executable
+	QFileInfo checkExe;
+	QString saverdir = QString("%1/%2").arg(XSCREENSAVER_HACKS_DIR).arg(word);
+	QString path;
+	checkExe.setFile(saverdir);
+	if (checkExe.exists() && checkExe.isExecutable() && checkExe.isFile())
+	{
+		path = saverdir;
+	}
+	if (!path.isEmpty()) {
+	    (*mPreviewProc) << path;
+
+	    bool inQuotes = false;
+	    while ( i < saver.length() ) {
+		word = "";
+		while ( saver[i].isSpace() && i < saver.length() ) i++;
+		while ( (!saver[i].isSpace() || inQuotes) && i < saver.length() ) {
+		    if ( saver[i] == '\"' ) {
+			inQuotes = !inQuotes;
+		    } else {
+			word += saver[i];
+		    }
+		    i++;
+		}
+		if (!word.isEmpty()) {
+		    (*mPreviewProc) << word;
+		}
+	    }
+
+	    mPreviewProc->start();
+	}
+    } else {
+	// stops us from spawning the hack really fast, but still not the best
+	QString path = KStandardDirs::findExe(mFilename, XSCREENSAVER_HACKS_DIR);
+	if ( QFile::exists(path) ) {
+	    mKilled = true;
+	    slotChanged();
+	}
+    }
+}
+
+//---------------------------------------------------------------------------
+void KXSConfigDialog::slotNewPreview()
+{
+  if (mPreviewProc->isRunning()) {
+    mKilled = true;
+    mPreviewProc->kill(); // restarted in slotPreviewExited()
+  } else {
+    slotPreviewExited(0);
+  }
+}
+
+//---------------------------------------------------------------------------
+void KXSConfigDialog::slotChanged()
+{
+    if (mPreviewTimer->isActive())
+	mPreviewTimer->changeInterval(1000);
+    else
+	mPreviewTimer->start(1000, true);
+}
+
+//---------------------------------------------------------------------------
+void KXSConfigDialog::slotOk()
+{
+  KXSConfigItem *item;
+  KConfig config(mConfigFile);
+
+  for (item = mConfigItemList.first(); item != 0; item = mConfigItemList.next())
+  {
+    item->save(config);
+  }
+
+  kapp->quit();
+}
+
+//---------------------------------------------------------------------------
+void KXSConfigDialog::slotCancel()
+{
+  kapp->quit();
+}
+
+
+//===========================================================================
+
+static const char appName[] = "kxsconfig";
+
+static const char description[] = I18N_NOOP("KDE X Screen Saver Configuration tool");
+
+static const char version[] = "3.0.0";
+
+static const KCmdLineOptions options[] =
+{
+   {"+screensaver", I18N_NOOP("Filename of the screen saver to configure"), 0},
+   {"+[savername]", I18N_NOOP("Optional screen saver name used in messages"), 0},
+   KCmdLineLastOption
+};
+
+static const char *defaults[] = {
+#include "XScreenSaver_ad.h"
+ 0
+};
+
+const char *progname = 0;
+const char *progclass = "XScreenSaver";
+XrmDatabase db;
+
+int main(int argc, char *argv[])
+{
+  KCmdLineArgs::init(argc, argv, appName, I18N_NOOP("KXSConfig"), description, version);
+
+  KCmdLineArgs::addCmdLineOptions(options);
+
+  KApplication app;
+
+  KCmdLineArgs *args = KCmdLineArgs::parsedArgs();
+  if(args->count()==0)
+    exit(1);
+
+  /* We must read exactly the same resources as xscreensaver.
+     That means we must have both the same progclass *and* progname,
+     at least as far as the resource database is concerned.  So,
+     put "xscreensaver" in argv[0] while initializing Xt.
+   */
+  const char *dummyargs[] = { "xscreensaver" };
+  int dummyargc = 1;
+  progname = dummyargs[0];
+
+  // Teach Xt to use the Display that Qt has already opened.
+  XtToolkitInitialize ();
+  XtAppContext xtApp = XtCreateApplicationContext ();
+  Display *dpy = qt_xdisplay();
+  XtAppSetFallbackResources (xtApp, const_cast<char**>(defaults));
+  XtDisplayInitialize (xtApp, dpy, progname, progclass, 0, 0,
+                       &dummyargc,
+                       const_cast<char**>(dummyargs));
+  Widget toplevel_shell = XtAppCreateShell (progname, progclass,
+	  applicationShellWidgetClass,
+	  dpy, 0, 0);
+  dpy = XtDisplay (toplevel_shell);
+  db = XtDatabase (dpy);
+  XtGetApplicationNameAndClass (dpy, const_cast<char**>(&progname),
+                                const_cast<char**>(&progclass));
+
+  QString name = QString::fromLocal8Bit(args->arg(args->count() - 1));
+  KXSConfigDialog *dialog=new KXSConfigDialog(args->arg(0), name);
+  if ( dialog->create() ) {
+      dialog->show();
+      app.setMainWidget(dialog);
+      app.exec();
+  } else {
+      KMessageBox::sorry(0,
+	      i18n("No configuration available for %1").arg(name),
+	      name );
+  }
+
+  delete dialog;
+}
+
+#include "kxsconfig.moc"