qt: don't clear console prompt when resizing

jarolrod · jarolrod · commit dcd7a8c3db4a · 2021-04-05T03:44:13.000-04:00
On master, a console resize event will clear the prompt. To fix this, we store the content of the prompt and re-set it upon a resize.
diff --git a/src/qt/rpcconsole.cpp b/src/qt/rpcconsole.cpp
@@ -764,11 +764,12 @@ void RPCConsole::setFontSize(int newSize)
     if (newSize < FONT_RANGE.width() || newSize > FONT_RANGE.height())
         return;
 
-    // temp. store the console content
-    QString str = ui->messagesWidget->toHtml();
+    // temp. store the console and prompt content
+    QString strConsole = ui->messagesWidget->toHtml();
+    QString strPrompt = ui->lineEdit->text();
 
     // replace font tags size in current content
-    str.replace(QString("font-size:%1pt").arg(consoleFontSize), QString("font-size:%1pt").arg(newSize));
+    strConsole.replace(QString("font-size:%1pt").arg(consoleFontSize), QString("font-size:%1pt").arg(newSize));
 
     // store the new font size
     consoleFontSize = newSize;
@@ -777,8 +778,9 @@ void RPCConsole::setFontSize(int newSize)
     // clear console (reset icon sizes, default stylesheet) and re-add the content
     float oldPosFactor = 1.0 / ui->messagesWidget->verticalScrollBar()->maximum() * ui->messagesWidget->verticalScrollBar()->value();
     clear(false);
-    ui->messagesWidget->setHtml(str);
+    ui->messagesWidget->setHtml(strConsole);
     ui->messagesWidget->verticalScrollBar()->setValue(oldPosFactor * ui->messagesWidget->verticalScrollBar()->maximum());
+    ui->lineEdit->setText(strPrompt);
 }
 
 void RPCConsole::clear(bool clearHistory)
