property that tells if the doc supports search

active/app/package/contents/ui/Browser.qml

@@ -200,6 +200,7 @@ PlasmaComponents.Page {
                     height: searchField.height + 10
                     MobileComponents.ViewSearch {
                         id: searchField
+                        enabled: documentItem.supportsSearch
                         anchors.centerIn: parent
                         busy: documentItem.searchInProgress
                         onSearchQueryChanged: {

active/components/documentitem.cpp

@@ -51,6 +51,7 @@ void DocumentItem::setPath(const QString &path)
     emit pathChanged();
     emit pageCountChanged();
     emit openedChanged();
+    emit supportsSearchingChanged();
 }
 
 QString DocumentItem::path() const
@@ -84,6 +85,11 @@ QList<int> DocumentItem::matchingPages() const
     return m_matchingPages;
 }
 
+bool DocumentItem::supportsSearching() const
+{
+    return m_document->supportsSearching();
+}
+
 bool DocumentItem::isSearchInProgress() const
 {
     return m_searchInProgress;
@@ -95,6 +101,7 @@ void DocumentItem::searchText(const QString &text)
         resetSearch();
         return;
     }
+    m_document->cancelSearch();
     m_document->resetSearch(PAGEVIEW_SEARCH_ID);
     m_document->searchText(PAGEVIEW_SEARCH_ID, text, 1, Qt::CaseInsensitive,
                            Okular::Document::AllDocument, true, QColor(100,100,200,40), true);

active/components/documentitem.h

@@ -41,6 +41,7 @@ class DocumentItem : public QObject
     Q_PROPERTY(int currentPage READ currentPage WRITE setCurrentPage NOTIFY currentPageChanged)
     Q_PROPERTY(bool opened READ isOpened NOTIFY openedChanged)
     Q_PROPERTY(int pageCount READ pageCount NOTIFY pageCountChanged)
+    Q_PROPERTY(bool supportsSearching READ supportsSearching NOTIFY supportsSearchingChanged)
     Q_PROPERTY(bool searchInProgress READ isSearchInProgress NOTIFY searchInProgressChanged)
     Q_PROPERTY(QList<int> matchingPages READ matchingPages NOTIFY matchingPagesChanged)
 
@@ -59,6 +60,8 @@ public:
 
     int pageCount() const;
 
+    bool supportsSearching() const;
+
     bool isSearchInProgress() const;
 
     QList<int> matchingPages() const;
@@ -78,6 +81,7 @@ Q_SIGNALS:
     void searchInProgressChanged();
     void matchingPagesChanged();
     void currentPageChanged();
+    void supportsSearchingChanged();
 
 private Q_SLOTS:
     void searchFinished(int id, Okular::Document::SearchStatus endStatus);