Add "Highlight all" to Article search (Ctrl + F)

article-style-search-selection.css

@@ -0,0 +1,10 @@
+/* This stylesheet is used only to highligh current selection when doing a search. 
+   It's programatically set/unset to restore default selection color (e.g. blue under Windows, orange under Ubuntu) */
+
+/* highlight/select color in Windows when a widget is inactive is nearly impossible to read (light gray).
+ * then change it to green to use with the find option. */
+::selection {
+        background: #23DC23;
+        color: white;
+}
+

articleview.cc

@@ -214,6 +214,9 @@ void ArticleView::showDefinition( QString const & word, unsigned group,
   // Any search opened is probably irrelevant now
   closeSearch();
 
+  // Clear highlight all button selection
+  ui.highlightAllButton->setChecked(false);
+
   ui.definition->load( req );
 
   //QApplication::setOverrideCursor( Qt::WaitCursor );
@@ -1291,6 +1294,16 @@ void ArticleView::on_searchCloseButton_clicked()
   closeSearch();
 }
 
+void ArticleView::on_searchCaseSensitive_clicked()
+{
+  performFindOperation( false, false, true );
+}
+
+void ArticleView::on_highlightAllButton_clicked()
+{
+  performFindOperation( false, false, true );
+}
+
 void ArticleView::doubleClicked()
 {
   // We might want to initiate translation of the selected word
@@ -1317,12 +1330,17 @@ void ArticleView::doubleClicked()
 }
 
 
-void ArticleView::performFindOperation( bool restart, bool backwards )
+void ArticleView::performFindOperation( bool restart, bool backwards, bool checkHighlight )
 {
   QString text = ui.searchText->text();
 
-  if ( restart )
+  //highlight in a non-default color current selection
+  if( ui.definition->settings()->userStyleSheetUrl().isEmpty() )
+    ui.definition->settings()->setUserStyleSheetUrl(QUrl::fromLocalFile( ":/article-style-search-selection.css" ));
+
+  if ( restart || checkHighlight )
   {
+    if( restart ) {
       // Anyone knows how we reset the search position?
       // For now we resort to this hack:
       if ( ui.definition->selectedText().size() )
@@ -1334,6 +1352,22 @@ void ArticleView::performFindOperation( bool restart, bool backwards )
 
     QWebPage::FindFlags f( 0 );
 
+    if ( ui.searchCaseSensitive->isChecked() )
+      f |= QWebPage::FindCaseSensitively;
+
+    f |= QWebPage::HighlightAllOccurrences;
+
+    ui.definition->findText( "", f );
+
+    if( ui.highlightAllButton->isChecked() )
+      ui.definition->findText( text, f );
+
+    if( checkHighlight )
+      return;
+  }
+
+  QWebPage::FindFlags f( 0 );
+
   if ( ui.searchCaseSensitive->isChecked() )
     f |= QWebPage::FindCaseSensitively;
 

articleview.hh

@@ -200,6 +200,8 @@ private slots:
   void on_searchText_textEdited();
   void on_searchText_returnPressed();
   void on_searchCloseButton_clicked();
+  void on_searchCaseSensitive_clicked();
+  void on_highlightAllButton_clicked();
 
   /// Handles the double-click from the definition.
   void doubleClicked();
@@ -244,7 +246,7 @@ private:
 
   bool eventFilter( QObject * obj, QEvent * ev );
 
-  void performFindOperation( bool restart, bool backwards );
+  void performFindOperation( bool restart, bool backwards, bool checkHighlight = false );
 
   void reloadStyleSheet();
 

articleview.ui

@@ -127,6 +127,29 @@
         </property>
        </widget>
       </item>
+      <item>
+       <widget class="QToolButton" name="highlightAllButton">
+        <property name="text">
+         <string>Highlight &amp;all</string>
+        </property>
+        <property name="icon">
+         <iconset resource="resources.qrc">
+          <normaloff>:/icons/highlighter.png</normaloff>:/icons/highlighter.png</iconset>
+        </property>
+        <property name="checkable">
+         <bool>true</bool>
+        </property>
+        <property name="checked">
+         <bool>false</bool>
+        </property>
+        <property name="toolButtonStyle">
+         <enum>Qt::ToolButtonTextBesideIcon</enum>
+        </property>
+        <property name="autoRaise">
+         <bool>true</bool>
+        </property>
+       </widget>
+      </item>
       <item>
        <spacer name="horizontalSpacer">
         <property name="orientation">

articlewebview.cc

@@ -6,6 +6,10 @@
 
 void ArticleWebView::mousePressEvent( QMouseEvent * event )
 {
+  //restore default color for selection
+  if( !this->settings()->userStyleSheetUrl().isEmpty() )
+    this->settings()->setUserStyleSheetUrl(QUrl());
+
   if ( event->buttons() & Qt::MidButton )
     midButtonPressed = true;
 

resources.qrc

@@ -18,6 +18,7 @@
         <file>icons/warning.png</file>
         <file>article-style.css</file>
         <file>article-style-print.css</file>
+        <file>article-style-search-selection.css</file>
         <file>qt-style.css</file>
         <file>icons/icon32_dsl.png</file>
         <file>icons/icon32_stardict.png</file>
@@ -44,5 +45,6 @@
         <file>icons/forvo.png</file>
         <file>icons/windows-list.png</file>
         <file>CREDITS.txt</file>
+        <file>icons/highlighter.png</file>
     </qresource>
 </RCC>