Settings: Add a filter for mime types

Change-Id: I05213ca74cf3838c923ce6117ffdde28546d465f
Reviewed-by: David Schulz <david.schulz@digia.com>

src/plugins/coreplugin/mimetypesettings.cpp

@@ -27,24 +27,25 @@
 **
 ****************************************************************************/
 
-#include "mimetypesettings.h"
-#include "ui_mimetypesettingspage.h"
-#include "mimetypemagicdialog.h"
-#include "mimedatabase.h"
 #include "coreconstants.h"
 #include "editormanager.h"
 #include "icore.h"
 #include "ieditorfactory.h"
 #include "iexternaleditor.h"
+#include "mimedatabase.h"
+#include "mimetypemagicdialog.h"
+#include "mimetypesettings.h"
+#include "ui_mimetypesettingspage.h"
 
-#include <QCoreApplication>
-#include <QStringList>
-#include <QSet>
-#include <QScopedPointer>
 #include <QAbstractTableModel>
+#include <QCoreApplication>
 #include <QHash>
-#include <QTableWidgetItem>
 #include <QMessageBox>
+#include <QScopedPointer>
+#include <QSet>
+#include <QStringList>
+#include <QTableWidgetItem>
+#include <QSortFilterProxyModel>
 #include <QtAlgorithms>
 
 #include <algorithm>
@@ -232,17 +233,22 @@ public slots:
     void resetMimeTypes();
     void updateMagicHeaderButtons();
 
+private slots:
+    void setFilterPattern(const QString &pattern);
+
 public:
     static const QChar kSemiColon;
 
     QString m_keywords;
     MimeDatabase *m_mimeDatabase;
-    QScopedPointer<MimeTypeSettingsModel> m_model;
+    MimeTypeSettingsModel *m_model;
+    QSortFilterProxyModel *m_filterModel;
     int m_mimeForPatternSync;
     int m_mimeForMagicSync;
     bool m_reset;
     bool m_persist;
     QList<int> m_modifiedMimeTypes;
+    QString m_filterPattern;
     Ui::MimeTypeSettingsPage m_ui;
 };
 
@@ -250,12 +256,16 @@ const QChar MimeTypeSettingsPrivate::kSemiColon(QLatin1Char(';'));
 
 MimeTypeSettingsPrivate::MimeTypeSettingsPrivate()
     : m_mimeDatabase(ICore::mimeDatabase())
-    , m_model(new MimeTypeSettingsModel)
+    , m_model(new MimeTypeSettingsModel(this))
+    , m_filterModel(new QSortFilterProxyModel(this))
     , m_mimeForPatternSync(-1)
     , m_mimeForMagicSync(-1)
     , m_reset(false)
     , m_persist(false)
-{}
+{
+    m_filterModel->setSourceModel(m_model);
+    m_filterModel->setFilterKeyColumn(-1);
+}
 
 MimeTypeSettingsPrivate::~MimeTypeSettingsPrivate()
 {}
@@ -263,9 +273,12 @@ MimeTypeSettingsPrivate::~MimeTypeSettingsPrivate()
 void MimeTypeSettingsPrivate::configureUi(QWidget *w)
 {
     m_ui.setupUi(w);
+    m_ui.filterLineEdit->setText(m_filterPattern);
 
     m_model->load();
-    m_ui.mimeTypesTableView->setModel(m_model.data());
+    connect(m_ui.filterLineEdit, SIGNAL(textChanged(QString)),
+            this, SLOT(setFilterPattern(QString)));
+    m_ui.mimeTypesTableView->setModel(m_filterModel);
 
     configureTable(m_ui.mimeTypesTableView);
     configureTable(m_ui.magicHeadersTableWidget);
@@ -398,7 +411,8 @@ void MimeTypeSettingsPrivate::syncData(const QModelIndex &current,
     }
 
     if (current.isValid()) {
-        const MimeType &currentMimeType = m_model->m_mimeTypes.at(current.row());
+        const MimeType &currentMimeType =
+                m_model->m_mimeTypes.at(m_filterModel->mapToSource(current).row());
 
         QStringList formatedPatterns;
         foreach (const MimeGlobPattern &pattern, currentMimeType.globPatterns())
@@ -551,6 +565,12 @@ void MimeTypeSettingsPrivate::updateMagicHeaderButtons()
     m_ui.editMagicButton->setEnabled(enabled);
 }
 
+void MimeTypeSettingsPrivate::setFilterPattern(const QString &pattern)
+{
+    m_filterPattern = pattern;
+    m_filterModel->setFilterWildcard(pattern);
+}
+
 // MimeTypeSettingsPage
 MimeTypeSettings::MimeTypeSettings(QObject *parent)
     : IOptionsPage(parent)

src/plugins/coreplugin/mimetypesettingspage.ui

@@ -21,6 +21,13 @@
      </property>
      <layout class="QGridLayout" name="gridLayout">
       <item row="0" column="0" colspan="2">
+       <widget class="QLineEdit" name="filterLineEdit">
+        <property name="placeholderText">
+         <string>Filter</string>
+        </property>
+       </widget>
+      </item>
+      <item row="1" column="0" colspan="2">
        <widget class="QTableView" name="mimeTypesTableView">
         <property name="showGrid">
          <bool>false</bool>
@@ -30,7 +37,7 @@
         </property>
        </widget>
       </item>
-      <item row="1" column="0">
+      <item row="2" column="0">
        <widget class="QPushButton" name="resetButton">
         <property name="toolTip">
          <string>Reset all to default.</string>
@@ -40,7 +47,7 @@
         </property>
        </widget>
       </item>
-      <item row="1" column="1">
+      <item row="2" column="1">
        <spacer name="horizontalSpacer">
         <property name="orientation">
          <enum>Qt::Horizontal</enum>