UI: added a custom QTextEdit with a finishedEditing() signal

2026-06-05 07:24:44 -04:00 · 2020-02-13 13:38:39 +01:00
parent 5816285a12
commit cb5463ce7f
3 changed files with 95 additions and 0 deletions
@@ -0,0 +1,52 @@
+///////////////////////////////////////////////////////////////////////////////////
+// Copyright (C) 2020 Edouard Griffiths, F4EXB                                   //
+//                                                                               //
+// Subclasses QTextEdit to implement and editingFinished() signal like           //
+// QLineEdit's one                                                               //
+//                                                                               //
+// This program is free software; you can redistribute it and/or modify          //
+// it under the terms of the GNU General Public License as published by          //
+// the Free Software Foundation as version 3 of the License, or                  //
+// (at your option) any later version.                                           //
+//                                                                               //
+// This program is distributed in the hope that it will be useful,               //
+// but WITHOUT ANY WARRANTY; without even the implied warranty of                //
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the                  //
+// GNU General Public License V3 for more details.                               //
+//                                                                               //
+// You should have received a copy of the GNU General Public License             //
+// along with this program. If not, see <http://www.gnu.org/licenses/>.          //
+///////////////////////////////////////////////////////////////////////////////////
+
+#include "customtextedit.h"
+
+CustomTextEdit::CustomTextEdit(QWidget* parent) : QTextEdit(parent), textChanged(false), trackChange(false)
+{
+    connect(this,&QTextEdit::textChanged,this,&CustomTextEdit::handleTextChange);
+}
+
+void CustomTextEdit::focusInEvent(QFocusEvent* e)
+{
+    trackChange = true;
+    textChanged = false;
+    QTextEdit::focusInEvent(e);
+}
+
+void CustomTextEdit::focusOutEvent(QFocusEvent *e)
+{
+    QTextEdit::focusOutEvent(e);
+    trackChange = false;
+
+    if (textChanged)
+    {
+        textChanged = false;
+        emit editingFinished();
+    }
+}
+
+void CustomTextEdit::handleTextChange()
+{
+    if (trackChange) {
+        textChanged = true;
+    }
+}