From a63df75361a3468c62a03ef55e6442d37603d381 Mon Sep 17 00:00:00 2001
From: Mavridis Philippe <mavridisf@gmail.com>
Date: Sun, 16 Oct 2022 16:16:59 +0300
Subject: [PATCH] Konsole Part: Ctrl+Mouse Scroll to change font size Konsole:
 Move biggerFont() and smallerFont() into TEWidget

Signed-off-by: Mavridis Philippe <mavridisf@gmail.com>

Additional changes.

Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>
---
 konsole/konsole/TEWidget.cpp     | 24 ++++++++++++++++++++++++
 konsole/konsole/TEWidget.h       |  4 ++++
 konsole/konsole/konsole.cpp      | 11 ++---------
 konsole/konsole/konsole_part.cpp | 11 ++---------
 4 files changed, 32 insertions(+), 18 deletions(-)

diff --git a/konsole/konsole/TEWidget.cpp b/konsole/konsole/TEWidget.cpp
index 52cd1236b..026ee2df8 100644
--- a/konsole/konsole/TEWidget.cpp
+++ b/konsole/konsole/TEWidget.cpp
@@ -308,6 +308,19 @@ void TEWidget::fontChange(const TQFont &)
   update();
 }
 
+void TEWidget::biggerFont(void) {
+    TQFont f = getVTFont();
+    f.setPointSize( f.pointSize() + 1 );
+    setVTFont( f );
+}
+
+void TEWidget::smallerFont(void) {
+    TQFont f = getVTFont();
+    if ( f.pointSize() < 6 ) return;      // A minimum size
+    f.setPointSize( f.pointSize() - 1 );
+    setVTFont( f );
+}
+
 void TEWidget::setVTFont(const TQFont& f)
 {
   TQFont font = f;
@@ -1695,6 +1708,17 @@ void TEWidget::wheelEvent( TQWheelEvent* ev )
   if (ev->orientation() != Qt::Vertical)
     return;
 
+  if (ev->state() & ControlButton) {
+      if (ev->delta() > 0) {
+          biggerFont();
+      }
+      else {
+          smallerFont();
+      }
+      ev->accept();
+      return;
+  }
+
   if ( mouse_marks )
   {
 		if (!screen || screen->hasScroll() || (scrollbar->maxValue() == 0 && screen_num == 0))
diff --git a/konsole/konsole/TEWidget.h b/konsole/konsole/TEWidget.h
index 967896082..32c1ce9d5 100644
--- a/konsole/konsole/TEWidget.h
+++ b/konsole/konsole/TEWidget.h
@@ -126,6 +126,10 @@ public:
      */
     void setVTFont(const TQFont& font);
 
+    /** Changes font size by 1 point */
+    void biggerFont();
+    void smallerFont();
+
     void setMouseMarks(bool on);
     static void setAntialias( bool enable ) { s_antialias = enable; }
     static bool antialias()                 { return s_antialias;   }
diff --git a/konsole/konsole/konsole.cpp b/konsole/konsole/konsole.cpp
index 4faef5239..11fae96d1 100644
--- a/konsole/konsole/konsole.cpp
+++ b/konsole/konsole/konsole.cpp
@@ -4387,20 +4387,13 @@ void Konsole::slotFontChanged()
 
 void Konsole::biggerFont(void) {
     if ( !se ) return;
-
-    TQFont f = te->getVTFont();
-    f.setPointSize( f.pointSize() + 1 );
-    te->setVTFont( f );
+    te->biggerFont();
     activateSession();
 }
 
 void Konsole::smallerFont(void) {
     if ( !se ) return;
-
-    TQFont f = te->getVTFont();
-    if ( f.pointSize() < 6 ) return;      // A minimum size
-    f.setPointSize( f.pointSize() - 1 );
-    te->setVTFont( f );
+    te->smallerFont();
     activateSession();
 }
 
diff --git a/konsole/konsole/konsole_part.cpp b/konsole/konsole/konsole_part.cpp
index 64fdfb700..5e1379a4e 100644
--- a/konsole/konsole/konsole_part.cpp
+++ b/konsole/konsole/konsole_part.cpp
@@ -705,19 +705,12 @@ void konsolePart::slotSelectFont() {
 
 void konsolePart::biggerFont(void) {
     if ( !se ) return;
-
-    TQFont f = te->getVTFont();
-    f.setPointSize( f.pointSize() + 1 );
-    te->setVTFont( f );
+    te->biggerFont();
 }
 
 void konsolePart::smallerFont(void) {
     if ( !se ) return;
-
-    TQFont f = te->getVTFont();
-    if ( f.pointSize() < 6 ) return;      // A minimum size
-    f.setPointSize( f.pointSize() - 1 );
-    te->setVTFont( f );
+    te->smallerFont();
 }
 
 void konsolePart::updateKeytabMenu()