Use QucsSettings, correct windows titles

Implement QSettings read/write on startup/exit, as for the other
tools. Set main window title and icon as in the other tools.
Correct Help window title.

qucs-activefilter/bitmaps/big.qucs.xpm

@@ -0,0 +1,225 @@
+/* XPM */
+static char *big_qucs_xpm[] = {
+"32 32 190 2",
+"  	c None",
+". 	c #BCA2BC",
+"+ 	c #B4B2D4",
+"@ 	c #BC96BC",
+"# 	c #7C6E9C",
+"$ 	c #ACB2CC",
+"% 	c #9C869C",
+"& 	c #BCA2CC",
+"* 	c #CCC6E4",
+"= 	c #140A1C",
+"- 	c #140A14",
+"; 	c #0C0A14",
+"> 	c #5C5A64",
+", 	c #ACB6C4",
+"' 	c #CCC6D4",
+") 	c #0C0614",
+"! 	c #0C0A1C",
+"~ 	c #1C121C",
+"{ 	c #1C1224",
+"] 	c #0C060C",
+"^ 	c #1C0A1C",
+"/ 	c #2C2234",
+"( 	c #0C0A24",
+"_ 	c #140A24",
+": 	c #1C0E2C",
+"< 	c #240E24",
+"[ 	c #3C323C",
+"} 	c #B49EC4",
+"| 	c #AC9ECC",
+"1 	c #CCCEE4",
+"2 	c #84768C",
+"3 	c #140E24",
+"4 	c #241634",
+"5 	c #4C324C",
+"6 	c #341A3C",
+"7 	c #645E7C",
+"8 	c #8472AC",
+"9 	c #9486BC",
+"0 	c #D4D6EC",
+"a 	c #4C4664",
+"b 	c #443A64",
+"c 	c #DCEAF4",
+"d 	c #CCBADC",
+"e 	c #1C1634",
+"f 	c #342644",
+"g 	c #7C628C",
+"h 	c #6C567C",
+"i 	c #4C3654",
+"j 	c #2C1634",
+"k 	c #1C0E24",
+"l 	c #645A7C",
+"m 	c #8C7AB4",
+"n 	c #9C92C4",
+"o 	c #D4DEF4",
+"p 	c #ACAECC",
+"q 	c #544A6C",
+"r 	c #A4A2C4",
+"s 	c #E4EEF4",
+"t 	c #CCCAE4",
+"u 	c #DCD2E4",
+"v 	c #540E1C",
+"w 	c #840E14",
+"x 	c #440E1C",
+"y 	c #24264C",
+"z 	c #44365C",
+"A 	c #ACAAC4",
+"B 	c #C4C6DC",
+"C 	c #8C7AAC",
+"D 	c #5C426C",
+"E 	c #3C2A44",
+"F 	c #2C162C",
+"G 	c #A49EB4",
+"H 	c #9492AC",
+"I 	c #8C82A4",
+"J 	c #340E1C",
+"K 	c #7C0E14",
+"L 	c #14122C",
+"M 	c #3C3A64",
+"N 	c #3C3E74",
+"O 	c #ACA6CC",
+"P 	c #D4DEEC",
+"Q 	c #BCB2DC",
+"R 	c #846694",
+"S 	c #5C3E64",
+"T 	c #2C1E3C",
+"U 	c #341E34",
+"V 	c #C4C2CC",
+"W 	c #ECEAEC",
+"X 	c #2C2A4C",
+"Y 	c #242254",
+"Z 	c #1C1A4C",
+"` 	c #7466A4",
+" .	c #BCBADC",
+"..	c #CCDEEC",
+"+.	c #745A84",
+"@.	c #24162C",
+"#.	c #3C2A3C",
+"$.	c #241E2C",
+"%.	c #1C1E4C",
+"&.	c #242654",
+"*.	c #142E64",
+"=.	c #1C326C",
+"-.	c #1C265C",
+";.	c #34366C",
+">.	c #8476AC",
+",.	c #CCD2EC",
+"'.	c #C4CAE4",
+").	c #4C4254",
+"!.	c #44325C",
+"~.	c #4C2E54",
+"{.	c #141234",
+"].	c #142654",
+"^.	c #144274",
+"/.	c #1C3E74",
+"(.	c #1C2254",
+"_.	c #1C1E54",
+":.	c #4C4A7C",
+"<.	c #A492C4",
+"[.	c #6C6A7C",
+"}.	c #64628C",
+"|.	c #847A8C",
+"1.	c #644A74",
+"2.	c #14224C",
+"3.	c #1C3674",
+"4.	c #14427C",
+"5.	c #143E7C",
+"6.	c #1C3A7C",
+"7.	c #2C2644",
+"8.	c #D4E2F4",
+"9.	c #B4AACC",
+"0.	c #8C7AA4",
+"a.	c #140E2C",
+"b.	c #141634",
+"c.	c #14366C",
+"d.	c #1C427C",
+"e.	c #1C3E7C",
+"f.	c #141E44",
+"g.	c #C4CEEC",
+"h.	c #DCE6EC",
+"i.	c #C4C6C4",
+"j.	c #6C5E74",
+"k.	c #445274",
+"l.	c #A4B6DC",
+"m.	c #2C528C",
+"n.	c #6472AC",
+"o.	c #14163C",
+"p.	c #4C4684",
+"q.	c #BCB6DC",
+"r.	c #D4CEDC",
+"s.	c #9C9EA4",
+"t.	c #B4C2DC",
+"u.	c #2C365C",
+"v.	c #5C6A94",
+"w.	c #8CA2CC",
+"x.	c #BCBEE4",
+"y.	c #8C86AC",
+"z.	c #1C2A64",
+"A.	c #74769C",
+"B.	c #CCCADC",
+"C.	c #C4CEE4",
+"D.	c #A49EBC",
+"E.	c #1C162C",
+"F.	c #8C8AB4",
+"G.	c #445A8C",
+"H.	c #A49EC4",
+"I.	c #B4BAD4",
+"J.	c #B4B2DC",
+"K.	c #CCCEEC",
+"L.	c #CCDAF4",
+"M.	c #BCC6E4",
+"N.	c #746A8C",
+"O.	c #949AB4",
+"P.	c #9C8EB4",
+"Q.	c #544E74",
+"R.	c #342E4C",
+"S.	c #242A54",
+"T.	c #6C7AA4",
+"U.	c #4C5E94",
+"V.	c #7486B4",
+"W.	c #9CAAD4",
+"X.	c #C4D2EC",
+"Y.	c #D4E2EC",
+"Z.	c #DCEEF4",
+"`.	c #D4DAEC",
+" +	c #C4C6E4",
+".+	c #B4AED4",
+"++	c #7C7AA4",
+"@+	c #9496B4",
+"#+	c #9492B4",
+"$+	c #8C92AC",
+"                                                                ",
+"                                                                ",
+"                                        . +                     ",
+"                                      @ # $                     ",
+"                                  % & * $                       ",
+"                        = - ; = = - > , '                       ",
+"                    = ; ; = ) = ! ) = !                         ",
+"                  ~ ; ) ) ; = ! = ! = {                         ",
+"                = ; ] ) ; ) ) = ! = = ^ /                       ",
+"              = ; ) ! ) = ! ( ! ! _ : < _ [   } | 1 2           ",
+"            3 = ) ! ) ( ( ( ( _ 3 4 5 6 { = 7 8 9 0 a b 0 c d   ",
+"            = ( = = ( = ! _ ! e f g h i j k l m n o p q r s t u ",
+"          3 _ v w x ) _ ( _ y z A B C D E j F n       r C G H I ",
+"          _ J w K < _ _ L M b N O P Q R S T E U           V V W ",
+"          _ _ x ^ _ 3 X M Y Z X `  ...| +.@.T #.                ",
+"          $.= _ _ L %.&.*.=.-.Z ;.>.,.'.).!.~.                  ",
+"          = ! = 3 {.].^././.*.(._.:.<.[.}.|.1.                  ",
+"          > = ! ( L 2.3.4.5.6.*._.Y 7.}.8.9.                    ",
+"        0.@.M 3 = a.b.].c.d.e.3.f.a.&.8 g.h.                    ",
+"      i.j.k.l.b ; ( 3 f.*.4.m.n.o.Z %.p.q.                      ",
+"    r.s.t.l.    = ! 3 u.v.w.x.y.*.z._.A.                        ",
+"  B.C.D.t.        ! E.x.Q 9.+ F.6.G.                            ",
+"  H.I.I.            ! J. .K...'.                                ",
+"r.J.A                 L.M.D.N.O.                                ",
+"P.9.                  Q.R.%.S.T.                                ",
+"                      N U.V.W.X.                                ",
+"                      M.X.Y.c c                                 ",
+"                      c Z.c `. +                                ",
+"                      B .+n ++@+                                ",
+"                      #+$+p A                                   ",
+"                                                                ",
+"                                                                "};

qucs-activefilter/helpdialog.cpp

@@ -31,7 +31,7 @@
 HelpDialog::HelpDialog(QWidget *parent)
                      : QDialog(parent)
 {
-  setWindowTitle("Qucs Filter Help");
+  setWindowTitle("Qucs Active Filter Help");
 
 
   // --------  set help text into dialog  ------------

qucs-activefilter/main.cpp

@@ -22,16 +22,52 @@
 #include <stdlib.h>
 #include <QtCore>
 #include <QApplication>
+
 #include "qucsactivefilter.h"
 
+struct tQucsSettings QucsSettings;
+
+
+// #########################################################################
+// Loads the settings file and stores the settings.
+bool loadSettings()
+{
+    QSettings settings("qucs","qucs");
+    settings.beginGroup("QucsActiveFilter");
+    if(settings.contains("x"))QucsSettings.x=settings.value("x").toInt();
+    if(settings.contains("y"))QucsSettings.y=settings.value("y").toInt();
+    settings.endGroup();
+
+    if(settings.contains("font"))QucsSettings.font.fromString(settings.value("font").toString());
+    if(settings.contains("Language"))QucsSettings.Language=settings.value("Language").toString();
+
+  return true;
+}
+
+
+// #########################################################################
+// Saves the settings in the settings file.
+bool saveApplSettings(QucsActiveFilter *qucs)
+{
+    QSettings settings ("qucs","qucs");
+    settings.beginGroup("QucsActiveFilter");
+    settings.setValue("x", qucs->x());
+    settings.setValue("y", qucs->y());
+    settings.endGroup();
+  return true;
+
+}
+
+
 int main(int argc, char *argv[])
 {
-    QString Lang,LangDir;
+  QString LangDir;
-    QSettings settings("qucs","qucs");
+    // apply default settings
-    if(settings.contains("Language")) {
+    QucsSettings.x = 200;
-        Lang=settings.value("Language").toString();
+    QucsSettings.y = 100;
-    }
+    QucsSettings.font = QFont("Helvetica", 12);
 
+    // is application relocated?
     char * var = getenv ("QUCSDIR");
     if (var != NULL) {
       QDir QucsDir = QDir (var);
@@ -42,16 +78,24 @@ int main(int argc, char *argv[])
       LangDir = LANGUAGEDIR;
     }
 
+    loadSettings();
+
     QApplication a(argc, argv);
+    a.setFont(QucsSettings.font);
 
     QTranslator tor( 0 );
+    QString Lang = QucsSettings.Language;
     if(Lang.isEmpty())
       Lang = QString(QLocale::system().name());
     tor.load( QString("qucs_") + Lang, LangDir);
     a.installTranslator( &tor );
 
-    QucsActiveFilter w;
+    QucsActiveFilter *w = new QucsActiveFilter();
-    w.show();
+    w->raise();
+    w->move(QucsSettings.x, QucsSettings.y);  // position before "show" !!!
+    w->show();
     
-    return a.exec();
+    int result = a.exec();
+    saveApplSettings(w);
+    return result;
 }

qucs-activefilter/qucsactivefilter.cpp

@@ -35,6 +35,10 @@ QucsActiveFilter::QucsActiveFilter(QWidget *parent)
     Fc = 1000;
     ftyp = Filter::NoFilter;
 
+    // set application icon
+    setWindowIcon(QPixmap(":/images/bitmaps/big.qucs.xpm"));
+    setWindowTitle("Qucs Active Filter " PACKAGE_VERSION);
+
     QTextCodec::setCodecForTr(QTextCodec::codecForName("UTF-8"));
 
     // --------  create menubar  -------------------

qucs-activefilter/qucsactivefilter.h

@@ -24,6 +24,15 @@
 #include <complex>
 #include "filter.h"
 
+struct tQucsSettings {
+  int x, y;      // position of main window
+  QFont font;
+  QString LangDir;
+  QString Language;
+};
+
+extern struct tQucsSettings QucsSettings;
+
 class QucsActiveFilter : public QMainWindow
 {
     Q_OBJECT

qucs-activefilter/qucsactivefilter.qrc

@@ -13,5 +13,6 @@
         <file>bitmaps/cauer-bandpass.svg</file>
         <file>bitmaps/mfb-bandpass.svg</file>
         <file>bitmaps/sk-bandpass.svg</file>
+        <file>bitmaps/big.qucs.xpm</file>
     </qresource>
 </RCC>