From d351fca6a6b099f02e36a478a3a2cbad0407560b Mon Sep 17 00:00:00 2001
From: xdustinface <xdustinfacex@gmail.com>
Date: Fri, 25 Sep 2020 23:22:04 +0200
Subject: [PATCH] qt: Update min/max width of OptionsDialog depending on
 buttons width

---
 src/qt/optionsdialog.cpp   | 21 +++++++++++++++++++++
 src/qt/optionsdialog.h     |  2 ++
 src/qt/res/css/general.css |  1 -
 3 files changed, 23 insertions(+), 1 deletion(-)

diff --git a/src/qt/optionsdialog.cpp b/src/qt/optionsdialog.cpp
index 808da31bf1a71..495350951a122 100644
--- a/src/qt/optionsdialog.cpp
+++ b/src/qt/optionsdialog.cpp
@@ -168,6 +168,8 @@ OptionsDialog::OptionsDialog(QWidget *parent, bool enableWallet) :
         }
     });
 #endif
+
+    updateWidth();
 }
 
 OptionsDialog::~OptionsDialog()
@@ -237,6 +239,7 @@ void OptionsDialog::setModel(OptionsModel *_model)
         if (_model != nullptr) {
             _model->emitPrivateSendEnabledChanged();
         }
+        updateWidth();
     });
 }
 
@@ -434,6 +437,24 @@ void OptionsDialog::updatePrivateSendVisibility()
     ui->btnPrivateSend->setVisible(fEnabled);
 }
 
+void OptionsDialog::updateWidth()
+{
+    int nWidthWidestButton{0};
+    int nButtonsVisible{0};
+    for (QAbstractButton* button : pageButtons.buttons()) {
+        if (!button->isVisible()) {
+            continue;
+        }
+        QFontMetrics fm(button->font());
+        nWidthWidestButton = std::max<int>(nWidthWidestButton, fm.width(button->text()));
+        ++nButtonsVisible;
+    }
+    // Add 10 per button as padding and use minimum 585 which is what we used in css before
+    int nWidth = std::max<int>(585, (nWidthWidestButton + 10) * nButtonsVisible);
+    setMinimumWidth(nWidth);
+    setMaximumWidth(nWidth);
+}
+
 ProxyAddressValidator::ProxyAddressValidator(QObject *parent) :
 QValidator(parent)
 {
diff --git a/src/qt/optionsdialog.h b/src/qt/optionsdialog.h
index 7fdbe7fff7dac..c6287de7960c9 100644
--- a/src/qt/optionsdialog.h
+++ b/src/qt/optionsdialog.h
@@ -64,6 +64,8 @@ private Q_SLOTS:
 
     void updatePrivateSendVisibility();
 
+    void updateWidth();
+
 Q_SIGNALS:
     void proxyIpChecks(QValidatedLineEdit *pUiProxyIp, int nProxyPort);
 
diff --git a/src/qt/res/css/general.css b/src/qt/res/css/general.css
index a2a6484564438..8adb3ae796594 100644
--- a/src/qt/res/css/general.css
+++ b/src/qt/res/css/general.css
@@ -1259,7 +1259,6 @@ OptionsDialog
 ******************************************************/
 
 QDialog#OptionsDialog {
-    min-width: 585px;
 }
 
 QDialog#OptionsDialog QValueComboBox,