[LyX/master] Allow adjustment of banner slogan size to localized slogan

[Juergen Spitzmueller]

commit 54aa0addeeed6b3e24c144007da15eb0248a4fc8
Author: Juergen Spitzmueller <sp...@lyx.org>
Date:   Sun Apr 29 11:56:17 2018 +0200

    Allow adjustment of banner slogan size to localized slogan
---
 src/frontends/qt4/GuiView.cpp |    7 ++++++-
 1 files changed, 6 insertions(+), 1 deletions(-)

diff --git a/src/frontends/qt4/GuiView.cpp b/src/frontends/qt4/GuiView.cpp
index 3e66179..10cc5e2 100644
--- a/src/frontends/qt4/GuiView.cpp
+++ b/src/frontends/qt4/GuiView.cpp
@@ -158,6 +158,7 @@ public:
                        return;
                /// The text to be written on top of the pixmap
                QString const htext = qt_("The Document\nProcessor[[welcome 
banner]]");
+               QString const htextsize = qt_("20[[possibly adjust the welcome 
banner text size; float value allowed]]");
                /// The text to be written on top of the pixmap
                QString const text = lyx_version ?
                        qt_("version ") + lyx_version : qt_("unknown version");
@@ -180,6 +181,10 @@ public:
                QPainter pain(&splash_);
                pain.setPen(QColor(0, 0, 0));
                qreal const fsize = fontSize();
+               bool ok;
+               qreal hfsize = htextsize.toFloat(&ok);
+               if (!ok)
+                       hfsize = 20;
                QPointF const position = textPosition(false);
                QPointF const hposition = textPosition(true);
                QRectF const hrect(hposition, splashSize());
@@ -197,7 +202,7 @@ public:
                // The font used to display the version info
                font.setStyleHint(QFont::SansSerif);
                font.setWeight(QFont::Normal);
-               font.setPointSize(20);
+               font.setPointSizeF(hfsize);
                pain.setFont(font);
                pain.drawText(hrect, Qt::AlignLeft, htext);
                setFocusPolicy(Qt::StrongFocus);