Some first filtering code.

src/gui/feedmessageviewer.cpp

@@ -194,6 +194,10 @@ void FeedMessageViewer::switchFeedComponentVisibility() {
 void FeedMessageViewer::createConnections() {
   FormMain *form_main = FormMain::instance();
 
+  // Filtering.
+  connect(m_toolBarMessages, SIGNAL(messageSearchPatternChanged(QString)),
+          m_messagesView, SLOT(filterMessages(QString)));
+
   // Message changers.
   connect(m_messagesView, SIGNAL(currentMessagesRemoved()),
           m_messagesBrowser, SLOT(clear()));

src/gui/messagestoolbar.cpp

@@ -14,7 +14,7 @@ MessagesToolBar::MessagesToolBar(const QString &title, QWidget *parent)
     m_txtSearchMessages(new BaseLineEdit(this)) {
 
   m_txtSearchMessages->setFixedWidth(FILTER_WIDTH);
-  m_txtSearchMessages->setPlaceholderText(tr("Filter messages"));
+  m_txtSearchMessages->setPlaceholderText(tr("Search messages"));
 
   // Setup wrapping action for search box.
   m_actionSearchMessages = new QWidgetAction(this);
@@ -27,6 +27,9 @@ MessagesToolBar::MessagesToolBar(const QString &title, QWidget *parent)
   QMargins margins = contentsMargins();
   margins.setRight(margins.right() + FILTER_RIGHT_MARGIN);
   setContentsMargins(margins);
+
+  connect(m_txtSearchMessages, SIGNAL(textChanged(QString)),
+          this, SIGNAL(messageSearchPatternChanged(QString)));
 }
 
 MessagesToolBar::~MessagesToolBar() {
@@ -45,6 +48,11 @@ QList<QAction*> MessagesToolBar::changeableActions() const {
 void MessagesToolBar::saveChangeableActions(const QStringList& actions) {
   Settings::instance()->setValue(APP_CFG_GUI, "messages_toolbar", actions.join(","));
   loadChangeableActions(actions);
+
+  // If user hidden search messages box, then remove the filter.
+  if (!changeableActions().contains(m_actionSearchMessages)) {
+    m_txtSearchMessages->clear();
+  }
 }
 
 void MessagesToolBar::loadChangeableActions(const QStringList& actions) {

src/gui/messagestoolbar.h

@@ -15,6 +15,10 @@ class MessagesToolBar : public BaseToolBar {
     explicit MessagesToolBar(const QString &title, QWidget *parent = 0);
     virtual ~MessagesToolBar();
 
+    inline BaseLineEdit *searchLineEdit() {
+      return m_txtSearchMessages;
+    }
+
     // Implementation of BaseToolBar interface.
     QHash<QString, QAction*> availableActions() const;
     QList<QAction*> changeableActions() const;
@@ -27,6 +31,9 @@ class MessagesToolBar : public BaseToolBar {
     void loadChangeableActions(const QStringList &actions);
 
   signals:
+    // TODO: sem pridat este mozna mode: wildcard, regexp, fixed text.
+    // na tuto udalost se navaze filtrovani
+    void messageSearchPatternChanged(const QString &pattern);
 
   public slots:
 

src/gui/messagesview.cpp

@@ -398,6 +398,14 @@ void MessagesView::selectPreviousItem() {
   }
 }
 
+void MessagesView::filterMessages(const QString &pattern) {
+  m_proxyModel->setFilterWildcard(pattern);
+
+  if (selectionModel()->selectedRows().size() == 0) {
+    emit currentMessagesRemoved();
+  }
+}
+
 void MessagesView::adjustColumns() {
   if (header()->count() > 0 && !m_columnsAdjusted) {
     m_columnsAdjusted = true;

src/gui/messagesview.h

@@ -76,6 +76,9 @@ class MessagesView : public QTreeView {
     void selectNextItem();
     void selectPreviousItem();
 
+    // Filters the visible message according to given pattern.
+    void filterMessages(const QString &pattern);
+
   protected slots:
     // Marks given indexes as selected.
     void reselectIndexes(const QModelIndexList &indexes);