DeviceInfo: refactor translation of DeviceInfoPage

- For Boot and Device info widgets, add a retranslateUi() method,
   since the labels change not only in response to translation
   events but also UI events.

FIXES #779

src/modules/partition/gui/BootInfoWidget.cpp

@@ -21,6 +21,7 @@
 #include "core/PartUtils.h"
 
 #include "utils/CalamaresUtilsGui.h"
+#include "utils/Retranslator.h"
 
 #include <QDir>
 #include <QLabel>
@@ -59,6 +60,12 @@ BootInfoWidget::BootInfoWidget( QWidget* parent )
     m_bootIcon->setPalette( palette );
     m_bootLabel->setPalette( palette );
 
+    CALAMARES_RETRANSLATE( retranslateUi(); )
+}
+
+void
+BootInfoWidget::retranslateUi()
+{
     m_bootIcon->setToolTip( tr( "The <strong>boot environment</strong> of this system.<br><br>"
                                 "Older x86 systems only support <strong>BIOS</strong>.<br>"
                                 "Modern systems usually use <strong>EFI</strong>, but "

src/modules/partition/gui/BootInfoWidget.h

@@ -30,6 +30,9 @@ class BootInfoWidget : public QWidget
 public:
     explicit BootInfoWidget( QWidget* parent = nullptr );
 
+public slots:
+    void retranslateUi();
+
 private:
     QLabel* m_bootIcon;
     QLabel* m_bootLabel;

src/modules/partition/gui/DeviceInfoWidget.cpp

@@ -19,9 +19,11 @@
 
 #include "DeviceInfoWidget.h"
 
-#include <utils/CalamaresUtilsGui.h>
+#include "utils/CalamaresUtilsGui.h"
-#include <JobQueue.h>
+#include "utils/Logger.h"
-#include <GlobalStorage.h>
+#include "utils/Retranslator.h"
+#include "JobQueue.h"
+#include "GlobalStorage.h"
 
 #include <QDir>
 #include <QLabel>
@@ -44,7 +46,8 @@ DeviceInfoWidget::DeviceInfoWidget( QWidget* parent )
 
     m_ptIcon->setMargin( 0 );
     m_ptIcon->setFixedSize( iconSize );
-    m_ptIcon->setPixmap( CalamaresUtils::defaultPixmap( CalamaresUtils::PartitionTable,
+    m_ptIcon->setPixmap(
+        CalamaresUtils::defaultPixmap( CalamaresUtils::PartitionTable,
                                        CalamaresUtils::Original,
                                        iconSize ) );
 
@@ -60,28 +63,24 @@ DeviceInfoWidget::DeviceInfoWidget( QWidget* parent )
     m_ptIcon->setPalette( palette );
     m_ptLabel->setPalette( palette );
 
-    m_ptIcon->setToolTip( tr( "The type of <strong>partition table</strong> on the "
+    CALAMARES_RETRANSLATE( retranslateUi(); )
-                              "selected storage device.<br><br>"
-                              "The only way to change the partition table type is to "
-                              "erase and recreate the partition table from scratch, "
-                              "which destroys all data on the storage device.<br>"
-                              "This installer will keep the current partition table "
-                              "unless you explicitly choose otherwise.<br>"
-                              "If unsure, on modern systems GPT is preferred." ) );
-
-    bool isEfi = false;
-    if ( QDir( "/sys/firmware/efi/efivars" ).exists() )
-        isEfi = true;
 }
 
 
 void
 DeviceInfoWidget::setPartitionTableType( PartitionTable::TableType type )
 {
-    QString typeString = PartitionTable::tableTypeToName( type ).toUpper();
+    m_tableType = type;
+    retranslateUi();
+}
+
+void
+DeviceInfoWidget::retranslateUi()
+{
+    QString typeString = PartitionTable::tableTypeToName( m_tableType ).toUpper();
 
     // fix up if the name shouldn't be uppercase:
-    switch ( type )
+    switch ( m_tableType )
     {
     case PartitionTable::msdos:
     case PartitionTable::msdos_sectorbased:
@@ -108,7 +107,7 @@ DeviceInfoWidget::setPartitionTableType( PartitionTable::TableType type )
                                 "table." )
                             .arg( typeString );
 
-    switch ( type )
+    switch ( m_tableType )
     {
     case PartitionTable::loop:
         toolTipString = tr( "This is a <strong>loop</strong> "
@@ -146,5 +145,13 @@ DeviceInfoWidget::setPartitionTableType( PartitionTable::TableType type )
 
     m_ptLabel->setText( typeString );
     m_ptLabel->setToolTip( toolTipString );
-}
 
+    m_ptIcon->setToolTip( tr( "The type of <strong>partition table</strong> on the "
+                            "selected storage device.<br><br>"
+                            "The only way to change the partition table type is to "
+                            "erase and recreate the partition table from scratch, "
+                            "which destroys all data on the storage device.<br>"
+                            "This installer will keep the current partition table "
+                            "unless you explicitly choose otherwise.<br>"
+                            "If unsure, on modern systems GPT is preferred." ) );
+}

src/modules/partition/gui/DeviceInfoWidget.h

@@ -34,9 +34,13 @@ public:
 
     void setPartitionTableType( PartitionTable::TableType type );
 
+public slots:
+    void retranslateUi();
+
 private:
     QLabel* m_ptIcon;
     QLabel* m_ptLabel;
+    PartitionTable::TableType m_tableType;
 };
 
 #endif // DEVICEINFOWIDGET_H