From 0be7709e711626996060757eb62fa506cf3d9e06 Mon Sep 17 00:00:00 2001
From: Robert Roebling <robert@roebling.de>
Date: Thu, 18 Nov 2004 14:45:40 +0000
Subject: [PATCH]   Added support for native print preview (GNOME)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@30610 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 include/wx/gtk/gnome/gprint.h  |  1 +
 include/wx/gtk1/gnome/gprint.h |  1 +
 src/gtk/gnome/gprint.cpp       | 23 +++++++++++++++++++++--
 src/gtk1/gnome/gprint.cpp      | 23 +++++++++++++++++++++--
 4 files changed, 44 insertions(+), 4 deletions(-)

diff --git a/include/wx/gtk/gnome/gprint.h b/include/wx/gtk/gnome/gprint.h
index aa40765418..77e924d711 100644
--- a/include/wx/gtk/gnome/gprint.h
+++ b/include/wx/gtk/gnome/gprint.h
@@ -150,6 +150,7 @@ public:
     
 private:
     GnomePrintContext *m_gpc;
+    bool               m_native_preview;
 
 private:
     DECLARE_DYNAMIC_CLASS(wxGnomePrinter)
diff --git a/include/wx/gtk1/gnome/gprint.h b/include/wx/gtk1/gnome/gprint.h
index aa40765418..77e924d711 100644
--- a/include/wx/gtk1/gnome/gprint.h
+++ b/include/wx/gtk1/gnome/gprint.h
@@ -150,6 +150,7 @@ public:
     
 private:
     GnomePrintContext *m_gpc;
+    bool               m_native_preview;
 
 private:
     DECLARE_DYNAMIC_CLASS(wxGnomePrinter)
diff --git a/src/gtk/gnome/gprint.cpp b/src/gtk/gnome/gprint.cpp
index c79170f630..2f35e43987 100644
--- a/src/gtk/gnome/gprint.cpp
+++ b/src/gtk/gnome/gprint.cpp
@@ -31,6 +31,7 @@
 #include <libgnomeprint/gnome-print.h>
 #include <libgnomeprint/gnome-print-pango.h>
 #include <libgnomeprintui/gnome-print-dialog.h>
+#include <libgnomeprintui/gnome-print-job-preview.h>
 
 //----------------------------------------------------------------------------
 // wxGnomePrintNativeData
@@ -242,6 +243,9 @@ int wxGnomePrintDialog::ShowModal()
     gtk_widget_destroy(m_widget);
     m_widget = NULL;
     
+    if (response == GNOME_PRINT_DIALOG_RESPONSE_PREVIEW)
+        return wxID_PREVIEW;
+    
     return wxID_OK;
 }
 
@@ -276,6 +280,7 @@ wxGnomePrinter::wxGnomePrinter( wxPrintDialogData *data ) :
     wxPrinterBase( data )
 {
     m_gpc = NULL;
+    m_native_preview = false;
 }
 
 wxGnomePrinter::~wxGnomePrinter()
@@ -313,6 +318,9 @@ bool wxGnomePrinter::Print(wxWindow *parent, wxPrintout *printout, bool prompt )
     else
         dc = new wxGnomePrintDC( this );
     
+    if (m_native_preview)
+        printout->SetIsPreview(true);
+    
     if (!dc)
     {
         gnome_print_job_close( job );
@@ -387,7 +395,15 @@ bool wxGnomePrinter::Print(wxWindow *parent, wxPrintout *printout, bool prompt )
     }
     
     gnome_print_job_close( job );
-    gnome_print_job_print( job );
+    if (m_native_preview)
+    {
+        wxString title( _("Print preview") );
+        gtk_widget_show( gnome_print_job_preview_new( job, (const guchar*)(const char*)wxGTK_CONV(title) ));
+    }
+    else
+    {
+        gnome_print_job_print( job );
+    }
     
     delete dc;
     
@@ -397,12 +413,15 @@ bool wxGnomePrinter::Print(wxWindow *parent, wxPrintout *printout, bool prompt )
 wxDC* wxGnomePrinter::PrintDialog( wxWindow *parent )
 {
     wxGnomePrintDialog dialog( parent, &m_printDialogData );
-    if (dialog.ShowModal() == wxID_CANCEL)
+    int ret = dialog.ShowModal();
+    if (ret == wxID_CANCEL)
     {
         sm_lastError = wxPRINTER_ERROR;
         return NULL;
     }
     
+    m_native_preview = ret == wxID_PREVIEW;
+    
     m_printDialogData = dialog.GetPrintDialogData();
     return new wxGnomePrintDC( this );
 }
diff --git a/src/gtk1/gnome/gprint.cpp b/src/gtk1/gnome/gprint.cpp
index c79170f630..2f35e43987 100644
--- a/src/gtk1/gnome/gprint.cpp
+++ b/src/gtk1/gnome/gprint.cpp
@@ -31,6 +31,7 @@
 #include <libgnomeprint/gnome-print.h>
 #include <libgnomeprint/gnome-print-pango.h>
 #include <libgnomeprintui/gnome-print-dialog.h>
+#include <libgnomeprintui/gnome-print-job-preview.h>
 
 //----------------------------------------------------------------------------
 // wxGnomePrintNativeData
@@ -242,6 +243,9 @@ int wxGnomePrintDialog::ShowModal()
     gtk_widget_destroy(m_widget);
     m_widget = NULL;
     
+    if (response == GNOME_PRINT_DIALOG_RESPONSE_PREVIEW)
+        return wxID_PREVIEW;
+    
     return wxID_OK;
 }
 
@@ -276,6 +280,7 @@ wxGnomePrinter::wxGnomePrinter( wxPrintDialogData *data ) :
     wxPrinterBase( data )
 {
     m_gpc = NULL;
+    m_native_preview = false;
 }
 
 wxGnomePrinter::~wxGnomePrinter()
@@ -313,6 +318,9 @@ bool wxGnomePrinter::Print(wxWindow *parent, wxPrintout *printout, bool prompt )
     else
         dc = new wxGnomePrintDC( this );
     
+    if (m_native_preview)
+        printout->SetIsPreview(true);
+    
     if (!dc)
     {
         gnome_print_job_close( job );
@@ -387,7 +395,15 @@ bool wxGnomePrinter::Print(wxWindow *parent, wxPrintout *printout, bool prompt )
     }
     
     gnome_print_job_close( job );
-    gnome_print_job_print( job );
+    if (m_native_preview)
+    {
+        wxString title( _("Print preview") );
+        gtk_widget_show( gnome_print_job_preview_new( job, (const guchar*)(const char*)wxGTK_CONV(title) ));
+    }
+    else
+    {
+        gnome_print_job_print( job );
+    }
     
     delete dc;
     
@@ -397,12 +413,15 @@ bool wxGnomePrinter::Print(wxWindow *parent, wxPrintout *printout, bool prompt )
 wxDC* wxGnomePrinter::PrintDialog( wxWindow *parent )
 {
     wxGnomePrintDialog dialog( parent, &m_printDialogData );
-    if (dialog.ShowModal() == wxID_CANCEL)
+    int ret = dialog.ShowModal();
+    if (ret == wxID_CANCEL)
     {
         sm_lastError = wxPRINTER_ERROR;
         return NULL;
     }
     
+    m_native_preview = ret == wxID_PREVIEW;
+    
     m_printDialogData = dialog.GetPrintDialogData();
     return new wxGnomePrintDC( this );
 }
-- 
2.45.2