1. Moved font width calc for DXCC enitity display from LogBook to DisplayText.

2. The available character count is now updated by catching resizeEvents


git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@3545 ab8295b8-cf94-4d9e-aec4-7959e3be5d79

displaytext.cpp

@@ -2,9 +2,12 @@
 #include <QDebug>
 #include <QMouseEvent>
 
+
 DisplayText::DisplayText(QWidget *parent) :
     QTextBrowser(parent)
 {
+    _fontWidth = 8; // typical
+    _maxDisplayedCharacters = 48; // a nominal safe(?) value
 }
 
 void DisplayText::mouseDoubleClickEvent(QMouseEvent *e)
@@ -14,3 +17,18 @@ void DisplayText::mouseDoubleClickEvent(QMouseEvent *e)
   emit(selectCallsign(shift,ctrl));
   QTextBrowser::mouseDoubleClickEvent(e);
 }
+
+
+void DisplayText::setFont(QFont font)
+{
+  QFontMetrics qfm(font);
+  _fontWidth = qfm.averageCharWidth()+1;  // the plus one is emperical
+  QTextBrowser::setFont(font);
+}
+
+void DisplayText::resizeEvent(QResizeEvent * event)
+{
+    if (_fontWidth > 0 && _fontWidth < 999)
+        _maxDisplayedCharacters = width()/_fontWidth;
+    QTextBrowser::resizeEvent(event);
+}

displaytext.h

@@ -9,13 +9,23 @@ class DisplayText : public QTextBrowser
 public:
   explicit DisplayText(QWidget *parent = 0);
 
+  void setFont(QFont font);
+  int getMaxDisplayedCharacters() { return _maxDisplayedCharacters; }
+
+
 signals:
   void selectCallsign(bool shift, bool ctrl);
 
 public slots:
 
+
 protected:
   void mouseDoubleClickEvent(QMouseEvent *e);
+  void resizeEvent(QResizeEvent * event);
+
+private:
+  int _fontWidth;
+  int _maxDisplayedCharacters;
 
 };
 

logbook/logbook.cpp

@@ -74,10 +74,3 @@ void LogBook::addAsWorked(const QString call)
 
 
 
-
-void LogBook::setDisplayFont(QFont font)
-{
-  QFontMetrics qfm(font);
-  _fontWidth = qfm.averageCharWidth()+1;  // the plus one is emperical
-}
-

logbook/logbook.h

@@ -24,10 +24,6 @@ public:
                       bool &countryWorkedBefore);
     void addAsWorked(const QString call);
 
-    // TODO these are just to avoid more globals in mainwindow
-    void setDisplayFont(QFont font);
-    int getMaxDisplayedCharacters(int displayWidth) { return displayWidth/_fontWidth; }  // TODO catch /0
-
 private:
    CountryDat _countries;
    CountriesWorked _worked;
@@ -35,9 +31,6 @@ private:
 
    void _setAlreadyWorkedFromLog();
 
-   int _fontWidth;
-
-
 };
 
 #endif // LOGBOOK_H

mainwindow.cpp

@@ -137,6 +137,7 @@ MainWindow::MainWindow(QSettings * settings, QSharedMemory *shdmem, QString *the
   connect(ui->decodedTextBrowser,SIGNAL(selectCallsign(bool,bool)),this,
           SLOT(doubleClickOnCall2(bool,bool)));
 
+
   setWindowTitle(Program_Title_Version);
   connect(&m_detector, &Detector::framesWritten, this, &MainWindow::dataSink);
   connect(&m_soundInput, SIGNAL(error(QString)), this,
@@ -173,7 +174,6 @@ MainWindow::MainWindow(QSettings * settings, QSharedMemory *shdmem, QString *the
   font.setWeight(fontWeight2);
   ui->decodedTextBrowser->setFont(font);
   ui->decodedTextBrowser2->setFont(font);
-  m_logBook.setDisplayFont(font);
 
   font=ui->readFreq->font();
   font.setFamily("helvetica");
@@ -1441,13 +1441,13 @@ void MainWindow::readFromStdout()                             //readFromStdout
           bool countryWorkedBefore;
           m_logBook.match(/*in*/call,/*out*/countryName,callWorkedBefore,countryWorkedBefore);
 
-          //TODO this should happen on a resizeEvent
-          int charsAvail = m_logBook.getMaxDisplayedCharacters(ui->decodedTextBrowser->width());
+          int charsAvail = ui->decodedTextBrowser->getMaxDisplayedCharacters();
 
           // the decoder (seems) to always generate 40 chars. For a normal CQ call, the last five are spaces
           t1 = t1.left(36);  // reduce trailing white space
           charsAvail -= 36;
-
+          if (charsAvail > 4)
+          {
               if (!countryWorkedBefore) // therefore not worked call either
               {
                   t1 += "!";
@@ -1470,6 +1470,7 @@ void MainWindow::readFromStdout()                             //readFromStdout
                   countryName = countryName.left(1)+"."+countryName.right(charsAvail-2);  //abreviate the first word to the first letter, show remaining right most chars
               t1 += countryName;
           }
+      }
 
 
       QString s = "<table border=0 cellspacing=0 width=100%><tr><td bgcolor=\"" +