[LyX/master] Hint at (new) filter function in tooltip.

[Juergen Spitzmueller]

commit 3e1702b1bdd14b71d3c59ddd408e92fdcdddc40c
Author: Juergen Spitzmueller <spitz at lyx.org>
Date:   Thu Apr 23 14:24:32 2020 +0200

    Hint at (new) filter function in tooltip.
---
 src/frontends/qt/ui/FontUi.ui |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/frontends/qt/ui/FontUi.ui b/src/frontends/qt/ui/FontUi.ui
index 0063437..2bd0721 100644
--- a/src/frontends/qt/ui/FontUi.ui
+++ b/src/frontends/qt/ui/FontUi.ui
@@ -119,7 +119,7 @@
        <item>
         <widget class="lyx::frontend::CategorizedCombo" name="fontsRomanCO">
          <property name="toolTip">
-          <string>Select the roman (serif) typeface</string>
+          <string>Select the roman (serif) typeface. To filter the list of fonts, just start typing while the list is expanded.</string>
          </property>
         </widget>
        </item>
@@ -214,7 +214,7 @@
        <item>
         <widget class="lyx::frontend::CategorizedCombo" name="fontsSansCO">
          <property name="toolTip">
-          <string>Select the Sans Serif (grotesque) typeface</string>
+          <string>Select the Sans Serif (grotesque) typeface. To filter the list of fonts, just start typing while the list is expanded.</string>
          </property>
         </widget>
        </item>
@@ -322,7 +322,7 @@
        <item>
         <widget class="lyx::frontend::CategorizedCombo" name="fontsTypewriterCO">
          <property name="toolTip">
-          <string>Select the typewriter (monospaced) typeface</string>
+          <string>Select the typewriter (monospaced) typeface. To filter the list of fonts, just start typing while the list is expanded.</string>
          </property>
         </widget>
        </item>