Added a filter option to the Language Chooser

This patch adds a filter option to the Language Chooser.
if you choose filter, only the filtered options will appear.

Signed-off-by: Tomaz Canabrava <tcanabrava@kde.org>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>

3 files changed, 43 insertions, 5 deletions

diff --git a/qt-ui/preferences.cpp b/qt-ui/preferences.cpp
index 9d8aa061c..45777d320 100644
--- a/qt-ui/preferences.cpp
+++ b/qt-ui/preferences.cpp
@@ -4,6 +4,7 @@
 #include <QDebug>
 #include <QFileDialog>
 #include <QMessageBox>
+#include <QSortFilterProxyModel>
 
 PreferencesDialog* PreferencesDialog::instance()
 {
@@ -105,7 +106,11 @@ void PreferencesDialog::setUiFromPrefs()
 	ui.vertical_speed_minutes->setChecked(prefs.units.vertical_speed_time == units::MINUTES);
 	ui.vertical_speed_seconds->setChecked(prefs.units.vertical_speed_time == units::SECONDS);
 
-	ui.languageView->setModel( LanguageModel::instance() );
+	QSortFilterProxyModel *filterModel = new QSortFilterProxyModel();
+	filterModel->setSourceModel(LanguageModel::instance());
+	filterModel->setFilterCaseSensitivity(Qt::CaseInsensitive);
+	ui.languageView->setModel(filterModel);
+	connect(ui.languageFilter, SIGNAL(textChanged(QString)), filterModel, SLOT(setFilterFixedString(QString)));
 
 	QSettings s;
 	s.beginGroup("Language");
diff --git a/qt-ui/preferences.h b/qt-ui/preferences.h
index dbc17cb9f..d75cf4bfd 100644
--- a/qt-ui/preferences.h
+++ b/qt-ui/preferences.h
@@ -25,7 +25,6 @@ public slots:
 	void gflowChanged(int gf);
 	void gfhighChanged(int gf);
 
-
 private:
 	explicit PreferencesDialog(QWidget* parent = 0, Qt::WindowFlags f = 0);
 	void setUiFromPrefs();
diff --git a/qt-ui/preferences.ui b/qt-ui/preferences.ui
index 73632dc72..50a0f7ab0 100644
--- a/qt-ui/preferences.ui
+++ b/qt-ui/preferences.ui
@@ -131,7 +131,7 @@
         </sizepolicy>
        </property>
        <property name="currentIndex">
-        <number>0</number>
+        <number>3</number>
        </property>
        <widget class="QWidget" name="page_2">
         <layout class="QVBoxLayout" name="verticalLayout_3">
@@ -828,7 +828,41 @@
         </layout>
        </widget>
        <widget class="QWidget" name="page_4">
-        <layout class="QHBoxLayout" name="horizontalLayout_6">
+        <layout class="QVBoxLayout" name="verticalLayout_6">
+         <item>
+          <layout class="QHBoxLayout" name="horizontalLayout_6">
+           <item>
+            <widget class="QCheckBox" name="languageSystemDefault">
+             <property name="text">
+              <string>System Default</string>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <spacer name="horizontalSpacer">
+             <property name="orientation">
+              <enum>Qt::Horizontal</enum>
+             </property>
+             <property name="sizeHint" stdset="0">
+              <size>
+               <width>40</width>
+               <height>20</height>
+              </size>
+             </property>
+            </spacer>
+           </item>
+           <item>
+            <widget class="QLabel" name="label_14">
+             <property name="text">
+              <string>Filter</string>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <widget class="QLineEdit" name="languageFilter"/>
+           </item>
+          </layout>
+         </item>
          <item>
           <widget class="QListView" name="languageView"/>
          </item>
@@ -1112,10 +1146,10 @@
   </connection>
  </connections>
  <buttongroups>
+  <buttongroup name="buttonGroup"/>
   <buttongroup name="verticalSpeed"/>
   <buttongroup name="buttonGroup_2"/>
   <buttongroup name="buttonGroup_3"/>
-  <buttongroup name="buttonGroup"/>
   <buttongroup name="buttonGroup_4"/>
   <buttongroup name="buttonGroup_5"/>
   <buttongroup name="buttonGroup_6"/>