Added lazy rendering mode for HTML reporter widget (allows a faster report creation, when the report has many lines)

common/dialogs/wx_html_report_panel.cpp

@@ -32,7 +32,8 @@ WX_HTML_REPORT_PANEL::WX_HTML_REPORT_PANEL( wxWindow*      parent,
     WX_HTML_REPORT_PANEL_BASE( parent, id, pos, size, style ),
     m_reporter( this ),
     m_severities( -1 ),
-    m_showAll( true )
+    m_showAll( true ),
+    m_lazyUpdate( false )
 {
     syncCheckboxes();
     m_htmlView->SetPage( addHeader( "" ) );
@@ -57,7 +58,26 @@ void WX_HTML_REPORT_PANEL::Report( const wxString& aText, REPORTER::SEVERITY aSe
     line.severity = aSeverity;
 
     m_report.push_back( line );
-    m_htmlView->AppendToPage( generateHtml( line ) );
+
+    m_html += generateHtml( line );
+
+    if( !m_lazyUpdate )
+    {
+        m_htmlView->AppendToPage( generateHtml( line ) );
+        scrollToBottom();
+    }
+}
+
+
+void WX_HTML_REPORT_PANEL::SetLazyUpdate( bool aLazyUpdate )
+{
+    m_lazyUpdate = aLazyUpdate;
+}
+
+
+void WX_HTML_REPORT_PANEL::Flush()
+{
+    m_htmlView->SetPage( m_html );
     scrollToBottom();
 }
 
@@ -65,6 +85,7 @@ void WX_HTML_REPORT_PANEL::Report( const wxString& aText, REPORTER::SEVERITY aSe
 void WX_HTML_REPORT_PANEL::scrollToBottom()
 {
     int x, y, xUnit, yUnit;
+
     m_htmlView->GetVirtualSize( &x, &y );
     m_htmlView->GetScrollPixelsPerUnit( &xUnit, &yUnit );
     m_htmlView->Scroll( 0, y / yUnit );
@@ -242,5 +263,12 @@ void WX_HTML_REPORT_PANEL::onBtnSaveToFile( wxCommandEvent& event )
 
 void WX_HTML_REPORT_PANEL::Clear()
 {
+    m_html.clear();
     m_report.clear();
 }
+
+
+void WX_HTML_REPORT_PANEL::SetLabel( const wxString& aLabel )
+{
+    m_box->GetStaticBox()->SetLabel( aLabel );
+}

common/dialogs/wx_html_report_panel.h

@@ -55,6 +55,24 @@ public:
     ///> clears the report panel
     void Clear();
 
+    ///> sets the frame label
+    void SetLabel( const wxString& aLabel );
+
+    ///> Sets the lasy update. If this mode is on, messages are stored but the display
+    ///> is not updated (Updating display can be very time consumming if there are many messages)
+    ///> A call to Flush() will be needed after build the report
+    void SetLazyUpdate( bool aLazyUpdate );
+
+    ///> Forces updating the HTML page, after the report is built in lazy mode
+    void Flush();
+
+    void SetVisibleSeverities( int aSeverities )
+    {
+        m_showAll = false;
+        m_severities = aSeverities;
+        syncCheckboxes();
+    }
+
 private:
     struct REPORT_LINE
     {
@@ -91,6 +109,10 @@ private:
 
     ///> show all messages flag (overrides m_severities)
     bool m_showAll;
+
+    wxString m_html;
+
+    bool m_lazyUpdate;
 };
 
 #endif //__WX_HTML_REPORT_PANEL_H__

common/dialogs/wx_html_report_panel_base.cpp

@@ -11,8 +11,7 @@
 
 WX_HTML_REPORT_PANEL_BASE::WX_HTML_REPORT_PANEL_BASE( wxWindow* parent, wxWindowID id, const wxPoint& pos, const wxSize& size, long style ) : wxPanel( parent, id, pos, size, style )
 {
-	wxStaticBoxSizer* sbSizer3;
-	sbSizer3 = new wxStaticBoxSizer( new wxStaticBox( this, wxID_ANY, wxT("Messages:") ), wxVERTICAL );
+	m_box = new wxStaticBoxSizer( new wxStaticBox( this, wxID_ANY, wxT("Messages:") ), wxVERTICAL );
 	
 	wxFlexGridSizer* fgSizer4;
 	fgSizer4 = new wxFlexGridSizer( 2, 1, 0, 0 );
@@ -67,10 +66,10 @@ WX_HTML_REPORT_PANEL_BASE::WX_HTML_REPORT_PANEL_BASE( wxWindow* parent, wxWindow
 	fgSizer4->Add( fgSizer3, 1, wxEXPAND, 5 );
 	
 	
-	sbSizer3->Add( fgSizer4, 1, wxEXPAND|wxALL, 5 );
+	m_box->Add( fgSizer4, 1, wxEXPAND|wxALL, 5 );
 	
 	
-	this->SetSizer( sbSizer3 );
+	this->SetSizer( m_box );
 	this->Layout();
 	
 	// Connect Events

common/dialogs/wx_html_report_panel_base.fbp

@@ -82,9 +82,9 @@
                 <property name="id">wxID_ANY</property>
                 <property name="label">Messages:</property>
                 <property name="minimum_size"></property>
-                <property name="name">sbSizer3</property>
+                <property name="name">m_box</property>
                 <property name="orient">wxVERTICAL</property>
-                <property name="permission">none</property>
+                <property name="permission">protected</property>
                 <event name="OnUpdateUI"></event>
                 <object class="sizeritem" expanded="1">
                     <property name="border">5</property>

common/dialogs/wx_html_report_panel_base.h

@@ -34,6 +34,7 @@ class WX_HTML_REPORT_PANEL_BASE : public wxPanel
 	private:
 	
 	protected:
+		wxStaticBoxSizer* m_box;
 		wxHtmlWindow* m_htmlView;
 		wxStaticText* m_staticText3;
 		wxCheckBox* m_checkBoxShowAll;

common/reporter.cpp

@@ -62,3 +62,20 @@ REPORTER& WX_HTML_PANEL_REPORTER::Report( const wxString& aText, SEVERITY aSever
     m_panel->Report( aText, aSeverity );
     return *this;
 }
+
+REPORTER& NULL_REPORTER::Report( const wxString& aText, SEVERITY aSeverity )
+{
+    return *this;
+}
+
+REPORTER& NULL_REPORTER::GetInstance()
+{
+    static REPORTER* s_nullReporter = NULL;
+
+    if( !s_nullReporter )
+    {
+        s_nullReporter = new NULL_REPORTER();
+    }
+
+    return *s_nullReporter;
+}

include/reporter.h

@@ -147,4 +147,22 @@ public:
     REPORTER& Report( const wxString& aText, SEVERITY aSeverity = RPT_UNDEFINED );
 };
 
+/**
+ * Class NULL_REPORTER
+ *
+ * A singleton reporter that reports to nowhere. Used as to simplify code by
+ * avoiding the reportee to check for a non-NULL reporter object.
+ */
+class NULL_REPORTER : public REPORTER
+{
+    public:
+        NULL_REPORTER()
+        {
+        };
+
+        static REPORTER& GetInstance();
+
+        REPORTER& Report( const wxString& aText, SEVERITY aSeverity = RPT_UNDEFINED );
+};
+
 #endif     // _REPORTER_H_