Editor: Adding QFontComboBox to texteditor font settings.

Replacing the QComboBox with a combo box that is capable of
previewing the fonts.

Change-Id: Iff70e4464a99bfa07b0bcf333c2aff402ef5ce28
Reviewed-by: Leena Miettinen <riitta-leena.miettinen@theqtcompany.com>
Reviewed-by: Christian Stenger <christian.stenger@theqtcompany.com>

src/plugins/texteditor/fontsettingspage.cpp

@@ -337,11 +337,7 @@ QWidget *FontSettingsPage::widget()
         d_ptr->m_ui->setupUi(d_ptr->m_widget);
         d_ptr->m_ui->schemeComboBox->setModel(d_ptr->m_schemeListModel);
 
-        QFontDatabase db;
-        const QStringList families = db.families();
-        d_ptr->m_ui->familyComboBox->addItems(families);
-        const int idx = families.indexOf(d_ptr->m_value.family());
-        d_ptr->m_ui->familyComboBox->setCurrentIndex(idx);
+        d_ptr->m_ui->fontComboBox->setCurrentFont(d_ptr->m_value.family());
 
         d_ptr->m_ui->antialias->setChecked(d_ptr->m_value.antialias());
         d_ptr->m_ui->zoomSpinBox->setValue(d_ptr->m_value.fontZoom());
@@ -350,13 +346,23 @@ QWidget *FontSettingsPage::widget()
         d_ptr->m_ui->schemeEdit->setBaseFont(d_ptr->m_value.font());
         d_ptr->m_ui->schemeEdit->setColorScheme(d_ptr->m_value.colorScheme());
 
-        connect(d_ptr->m_ui->familyComboBox, SIGNAL(currentIndexChanged(QString)), this, SLOT(fontFamilySelected(QString)));
-        connect(d_ptr->m_ui->sizeComboBox, SIGNAL(currentIndexChanged(QString)), this, SLOT(fontSizeSelected(QString)));
-        connect(d_ptr->m_ui->zoomSpinBox, SIGNAL(valueChanged(int)), this, SLOT(fontZoomChanged()));
-        connect(d_ptr->m_ui->antialias, SIGNAL(toggled(bool)), this, SLOT(antialiasChanged()));
-        connect(d_ptr->m_ui->schemeComboBox, SIGNAL(currentIndexChanged(int)), this, SLOT(colorSchemeSelected(int)));
-        connect(d_ptr->m_ui->copyButton, SIGNAL(clicked()), this, SLOT(copyColorScheme()));
-        connect(d_ptr->m_ui->deleteButton, SIGNAL(clicked()), this, SLOT(confirmDeleteColorScheme()));
+        connect(d_ptr->m_ui->fontComboBox, &QFontComboBox::currentFontChanged,
+                this, &FontSettingsPage::fontSelected);
+        connect(d_ptr->m_ui->sizeComboBox,
+                static_cast<void (QComboBox::*)(const QString &)>(&QComboBox::currentIndexChanged),
+                this, &FontSettingsPage::fontSizeSelected);
+        connect(d_ptr->m_ui->zoomSpinBox,
+                static_cast<void (QSpinBox::*)(int)>(&QSpinBox::valueChanged),
+                this, &FontSettingsPage::fontZoomChanged);
+        connect(d_ptr->m_ui->antialias, &QCheckBox::toggled,
+                this, &FontSettingsPage::antialiasChanged);
+        connect(d_ptr->m_ui->schemeComboBox,
+                static_cast<void (QComboBox::*)(int)>(&QComboBox::currentIndexChanged),
+                this, &FontSettingsPage::colorSchemeSelected);
+        connect(d_ptr->m_ui->copyButton, &QPushButton::clicked,
+                this, &FontSettingsPage::openCopyColorSchemeDialog);
+        connect(d_ptr->m_ui->deleteButton, &QPushButton::clicked,
+                this, &FontSettingsPage::confirmDeleteColorScheme);
 
 
         updatePointSizes();
@@ -366,10 +372,10 @@ QWidget *FontSettingsPage::widget()
     return d_ptr->m_widget;
 }
 
-void FontSettingsPage::fontFamilySelected(const QString &family)
+void FontSettingsPage::fontSelected(const QFont &font)
 {
-    d_ptr->m_value.setFamily(family);
-    d_ptr->m_ui->schemeEdit->setBaseFont(d_ptr->m_value.font());
+    d_ptr->m_value.setFamily(font.family());
+    d_ptr->m_ui->schemeEdit->setBaseFont(font);
     updatePointSizes();
 }
 
@@ -393,7 +399,7 @@ void FontSettingsPage::updatePointSizes()
 QList<int> FontSettingsPage::pointSizesForSelectedFont() const
 {
     QFontDatabase db;
-    const QString familyName = d_ptr->m_ui->familyComboBox->currentText();
+    const QString familyName = d_ptr->m_ui->fontComboBox->currentFont().family();
     QList<int> sizeLst = db.pointSizes(familyName);
     if (!sizeLst.isEmpty())
         return sizeLst;
@@ -446,7 +452,7 @@ void FontSettingsPage::colorSchemeSelected(int index)
     d_ptr->m_ui->schemeEdit->setReadOnly(readOnly);
 }
 
-void FontSettingsPage::copyColorScheme()
+void FontSettingsPage::openCopyColorSchemeDialog()
 {
     QInputDialog *dialog = new QInputDialog(d_ptr->m_ui->copyButton->window());
     dialog->setAttribute(Qt::WA_DeleteOnClose);

src/plugins/texteditor/fontsettingspage.h

@@ -107,12 +107,12 @@ signals:
 
 private slots:
     void delayedChange();
-    void fontFamilySelected(const QString &family);
+    void fontSelected(const QFont &font);
     void fontSizeSelected(const QString &sizeString);
     void fontZoomChanged();
     void antialiasChanged();
     void colorSchemeSelected(int index);
-    void copyColorScheme();
+    void openCopyColorSchemeDialog();
     void copyColorScheme(const QString &name);
     void confirmDeleteColorScheme();
     void deleteColorScheme();

src/plugins/texteditor/fontsettingspage.ui

@@ -6,7 +6,7 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>521</width>
+    <width>547</width>
     <height>306</height>
    </rect>
   </property>
@@ -17,6 +17,45 @@
       <string>Font</string>
      </property>
      <layout class="QGridLayout" name="gridLayout">
+      <item row="0" column="6">
+       <spacer>
+        <property name="orientation">
+         <enum>Qt::Horizontal</enum>
+        </property>
+        <property name="sizeType">
+         <enum>QSizePolicy::Preferred</enum>
+        </property>
+        <property name="sizeHint" stdset="0">
+         <size>
+          <width>20</width>
+          <height>20</height>
+         </size>
+        </property>
+       </spacer>
+      </item>
+      <item row="1" column="0" colspan="3">
+       <widget class="QCheckBox" name="antialias">
+        <property name="text">
+         <string>Antialias</string>
+        </property>
+       </widget>
+      </item>
+      <item row="0" column="3">
+       <spacer>
+        <property name="orientation">
+         <enum>Qt::Horizontal</enum>
+        </property>
+        <property name="sizeType">
+         <enum>QSizePolicy::Preferred</enum>
+        </property>
+        <property name="sizeHint" stdset="0">
+         <size>
+          <width>20</width>
+          <height>20</height>
+         </size>
+        </property>
+       </spacer>
+      </item>
       <item row="0" column="0">
        <widget class="QLabel" name="familyLabel">
         <property name="sizePolicy">
@@ -30,79 +69,7 @@
         </property>
        </widget>
       </item>
-      <item row="0" column="1">
-       <widget class="QComboBox" name="familyComboBox">
-        <property name="sizePolicy">
-         <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
-          <horstretch>2</horstretch>
-          <verstretch>0</verstretch>
-         </sizepolicy>
-        </property>
-       </widget>
-      </item>
-      <item row="0" column="2">
-       <spacer>
-        <property name="orientation">
-         <enum>Qt::Horizontal</enum>
-        </property>
-        <property name="sizeType">
-         <enum>QSizePolicy::Preferred</enum>
-        </property>
-        <property name="sizeHint" stdset="0">
-         <size>
-          <width>20</width>
-          <height>20</height>
-         </size>
-        </property>
-       </spacer>
-      </item>
-      <item row="0" column="3">
-       <widget class="QLabel" name="sizeLabel">
-        <property name="sizePolicy">
-         <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
-          <horstretch>0</horstretch>
-          <verstretch>0</verstretch>
-         </sizepolicy>
-        </property>
-        <property name="text">
-         <string>Size:</string>
-        </property>
-       </widget>
-      </item>
-      <item row="0" column="4">
-       <widget class="QComboBox" name="sizeComboBox">
-        <property name="sizePolicy">
-         <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
-          <horstretch>1</horstretch>
-          <verstretch>0</verstretch>
-         </sizepolicy>
-        </property>
-       </widget>
-      </item>
-      <item row="0" column="5">
-       <spacer>
-        <property name="orientation">
-         <enum>Qt::Horizontal</enum>
-        </property>
-        <property name="sizeType">
-         <enum>QSizePolicy::Preferred</enum>
-        </property>
-        <property name="sizeHint" stdset="0">
-         <size>
-          <width>20</width>
-          <height>20</height>
-         </size>
-        </property>
-       </spacer>
-      </item>
-      <item row="1" column="0" colspan="2">
-       <widget class="QCheckBox" name="antialias">
-        <property name="text">
-         <string>Antialias</string>
-        </property>
-       </widget>
-      </item>
-      <item row="0" column="7">
+      <item row="0" column="8">
        <widget class="QSpinBox" name="zoomSpinBox">
         <property name="suffix">
          <string>%</string>
@@ -121,7 +88,37 @@
         </property>
        </widget>
       </item>
-      <item row="0" column="8">
+      <item row="0" column="7">
+       <widget class="QLabel" name="zoomLabel">
+        <property name="text">
+         <string>Zoom:</string>
+        </property>
+       </widget>
+      </item>
+      <item row="0" column="4">
+       <widget class="QLabel" name="sizeLabel">
+        <property name="sizePolicy">
+         <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+          <horstretch>0</horstretch>
+          <verstretch>0</verstretch>
+         </sizepolicy>
+        </property>
+        <property name="text">
+         <string>Size:</string>
+        </property>
+       </widget>
+      </item>
+      <item row="0" column="5">
+       <widget class="QComboBox" name="sizeComboBox">
+        <property name="sizePolicy">
+         <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+          <horstretch>1</horstretch>
+          <verstretch>0</verstretch>
+         </sizepolicy>
+        </property>
+       </widget>
+      </item>
+      <item row="0" column="9">
        <spacer name="horizontalSpacer">
         <property name="orientation">
          <enum>Qt::Horizontal</enum>
@@ -134,12 +131,8 @@
         </property>
        </spacer>
       </item>
-      <item row="0" column="6">
-       <widget class="QLabel" name="zoomLabel">
-        <property name="text">
-         <string>Zoom:</string>
-        </property>
-       </widget>
+      <item row="0" column="1">
+       <widget class="QFontComboBox" name="fontComboBox"/>
       </item>
      </layout>
     </widget>