added searching of colorramps in style manager

Author: Arunmozhi

python/core/symbology-ng/qgsstylev2.sip

@@ -218,7 +218,13 @@ class QgsStyleV2
     QString fileName();
 
     //! return the names of the symbols which have a matching 'substring' in its defintion
-    QStringList findSymbols( QString qword );
+    /*!
+     *  \param type is either SymbolEntity or ColorrampEntity
+     *  \param qword is the query string to search the symbols or colorramps.
+     *  \return A QStringList of the matched symbols or colorramps
+     * */
+    QStringList findSymbols( StyleEntity type, QString qword );
+
 
     //! return the tags associated with the symbol
     /*!

src/core/symbology-ng/qgsstylev2.cpp

@@ -744,15 +744,17 @@ bool QgsStyleV2::group( StyleEntity type, QString name, int groupid )
   return runEmptyQuery( query );
 }
 
-QStringList QgsStyleV2::findSymbols( QString qword )
+QStringList QgsStyleV2::findSymbols( StyleEntity type, QString qword )
 {
   if ( !mCurrentDB )
   {
     QgsDebugMsg( "Sorry! Cannot open database to search" );
     return QStringList();
   }
 
-  char *query = sqlite3_mprintf( "SELECT name FROM symbol WHERE xml LIKE '%%%q%%'", qword.toUtf8().constData() );
+  QString item = ( type == SymbolEntity ) ? "symbol" : "colorramp";
+  char *query = sqlite3_mprintf( "SELECT name FROM %q WHERE xml LIKE '%%%q%%'",
+                                  item.toUtf8().constData(), qword.toUtf8().constData() );
 
   sqlite3_stmt *ppStmt;
   int nErr = sqlite3_prepare_v2( mCurrentDB, query, -1, &ppStmt, NULL );
@@ -765,7 +767,6 @@ QStringList QgsStyleV2::findSymbols( QString qword )
 
   sqlite3_finalize( ppStmt );
 
-
   query = sqlite3_mprintf( "SELECT id FROM tag WHERE name LIKE '%%%q%%'", qword.toUtf8().constData() );
   nErr = sqlite3_prepare_v2( mCurrentDB, query, -1, &ppStmt, NULL );
 
@@ -780,7 +781,16 @@ QStringList QgsStyleV2::findSymbols( QString qword )
 
   QString dummy = tagids.join( ", " );
 
-  query = sqlite3_mprintf( "SELECT symbol_id FROM tagmap WHERE tag_id IN (%q)", dummy.toUtf8().constData() );
+  if ( type == SymbolEntity )
+  {
+    query = sqlite3_mprintf( "SELECT symbol_id FROM tagmap WHERE tag_id IN (%q)",
+                              dummy.toUtf8().constData() );
+  }
+  else
+  {
+    query = sqlite3_mprintf( "SELECT colorramp_id FROM ctagmap WHERE tag_id IN (%q)",
+                              dummy.toUtf8().constData() );
+  }
   nErr = sqlite3_prepare_v2( mCurrentDB, query, -1, &ppStmt, NULL );
 
   QStringList symbolids;
@@ -793,7 +803,8 @@ QStringList QgsStyleV2::findSymbols( QString qword )
 
 
   dummy = symbolids.join( ", " );
-  query = sqlite3_mprintf( "SELECT name FROM symbol WHERE id IN (%q)", dummy.toUtf8().constData() );
+  query = sqlite3_mprintf( "SELECT name FROM %q  WHERE id IN (%q)",
+                            item.toUtf8().constData(), dummy.toUtf8().constData() );
   nErr = sqlite3_prepare_v2( mCurrentDB, query, -1, &ppStmt, NULL );
   while ( nErr == SQLITE_OK && sqlite3_step( ppStmt ) == SQLITE_ROW )
   {

src/core/symbology-ng/qgsstylev2.h

@@ -278,7 +278,12 @@ class CORE_EXPORT QgsStyleV2
     QString fileName() { return mFileName; }
 
     //! return the names of the symbols which have a matching 'substring' in its defintion
-    QStringList findSymbols( QString qword );
+    /*!
+     *  \param type is either SymbolEntity or ColorrampEntity
+     *  \param qword is the query string to search the symbols or colorramps.
+     *  \return A QStringList of the matched symbols or colorramps
+     * */
+    QStringList findSymbols( StyleEntity type, QString qword );
 
     //! return the tags associated with the symbol
     /*!

src/gui/symbology-ng/qgsstylev2managerdialog.cpp

@@ -1124,8 +1124,17 @@ void QgsStyleV2ManagerDialog::setSymbolsChecked( QStringList symbols )
 
 void QgsStyleV2ManagerDialog::filterSymbols( QString qword )
 {
-  QStringList symbols = mStyle->findSymbols( qword );
-  populateSymbols( symbols );
+  QStringList items;
+  if ( currentItemType() == 3 )
+  {
+    items = mStyle->findSymbols( QgsStyleV2::ColorrampEntity, qword );
+    populateColorRamps( items );
+  }
+  else
+  {
+    items = mStyle->findSymbols( QgsStyleV2::SymbolEntity, qword );
+    populateSymbols( items );
+  }
 }
 
 void QgsStyleV2ManagerDialog::tagsChanged()

src/gui/symbology-ng/qgsstylev2managerdialog.h

@@ -103,7 +103,7 @@ class GUI_EXPORT QgsStyleV2ManagerDialog : public QDialog, private Ui::QgsStyleV
     void populateSymbols( QStringList symbolNames, bool checkable = false );
 
     //! populate list view with color ramps
-    void populateColorRamps( QStringList colorRamps, bool check );
+    void populateColorRamps( QStringList colorRamps, bool checkable = false );
 
     int currentItemType();
     QString currentItemName();

src/gui/symbology-ng/qgssymbolslistwidget.cpp

@@ -357,6 +357,6 @@ void QgsSymbolsListWidget::on_groupsCombo_currentIndexChanged( int index )
 
 void QgsSymbolsListWidget::on_groupsCombo_editTextChanged( const QString &text )
 {
-  QStringList symbols = mStyle->findSymbols( text );
+  QStringList symbols = mStyle->findSymbols( QgsStyleV2::SymbolEntity, text );
   populateSymbols( symbols );
 }