#endif
#include "wx/mdi.h"
+
+#if wxUSE_MDI_ARCHITECTURE
+
#include "wx/dialog.h"
#include "wx/menu.h"
+#include "wx/intl.h"
+
+#include <glib.h>
+#include <gdk/gdk.h>
+#include <gtk/gtk.h>
#include "wx/gtk/win_gtk.h"
-#include <wx/intl.h>
//-----------------------------------------------------------------------------
// constants
//-----------------------------------------------------------------------------
-const int wxMENU_HEIGHT = 30;
+const int wxMENU_HEIGHT = 27;
//-----------------------------------------------------------------------------
-// globals
+// idle system
//-----------------------------------------------------------------------------
-extern wxList wxPendingDelete;
+extern void wxapp_install_idle_handler();
+extern bool g_isIdle;
//-----------------------------------------------------------------------------
-// "size_allocate"
+// globals
//-----------------------------------------------------------------------------
-static void gtk_page_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* alloc, wxWindow *win )
-{
- if ((win->m_x == alloc->x) &&
- (win->m_y == alloc->y) &&
- (win->m_width == alloc->width) &&
- (win->m_height == alloc->height))
- {
- return;
- }
-
- win->SetSize( alloc->x, alloc->y, alloc->width, alloc->height );
-}
+extern wxList wxPendingDelete;
//-----------------------------------------------------------------------------
-// page change callback
+// "switch_page"
//-----------------------------------------------------------------------------
-static void gtk_page_change_callback( GtkNotebook *WXUNUSED(widget),
- GtkNotebookPage *page,
- gint WXUNUSED(nPage),
- wxMDIClientWindow *client_win )
+static void
+gtk_mdi_page_change_callback( GtkNotebook *WXUNUSED(widget),
+ GtkNotebookPage *page,
+ gint WXUNUSED(page_num),
+ wxMDIParentFrame *parent )
{
- wxNode *node = client_win->m_children.First();
- while (node)
- {
- wxMDIChildFrame *child_frame = (wxMDIChildFrame *)node->Data();
- if (child_frame->m_page == page)
+ if (g_isIdle)
+ wxapp_install_idle_handler();
+
+ // send deactivate event to old child
+
+ wxMDIChildFrame *child = parent->GetActiveChild();
+ if (child)
{
- wxMDIParentFrame *mdi_frame = (wxMDIParentFrame*)client_win->m_parent;
- mdi_frame->m_currentChild = child_frame;
- mdi_frame->SetMDIMenuBar( child_frame->m_menuBar );
- return;
+ wxActivateEvent event1( wxEVT_ACTIVATE, FALSE, child->GetId() );
+ event1.SetEventObject( child);
+ child->GetEventHandler()->ProcessEvent( event1 );
}
- node = node->Next();
- }
+
+ // send activate event to new child
+
+ wxMDIClientWindow *client_window = parent->GetClientWindow();
+ if (!client_window)
+ return;
+
+ child = (wxMDIChildFrame*) NULL;
+
+ wxNode *node = client_window->GetChildren().First();
+ while (node)
+ {
+ wxMDIChildFrame *child_frame = (wxMDIChildFrame *)node->Data();
+ if (child_frame->m_page == page)
+ {
+ child = child_frame;
+ break;
+ }
+ node = node->Next();
+ }
+
+ if (!child)
+ return;
+
+ wxActivateEvent event2( wxEVT_ACTIVATE, TRUE, child->GetId() );
+ event2.SetEventObject( child);
+ child->GetEventHandler()->ProcessEvent( event2 );
}
//-----------------------------------------------------------------------------
IMPLEMENT_DYNAMIC_CLASS(wxMDIParentFrame,wxFrame)
-BEGIN_EVENT_TABLE(wxMDIParentFrame, wxFrame)
-END_EVENT_TABLE()
-
-wxMDIParentFrame::wxMDIParentFrame(void)
+void wxMDIParentFrame::Init()
{
- m_clientWindow = (wxMDIClientWindow *) NULL;
- m_currentChild = (wxMDIChildFrame *) NULL;
- m_parentFrameActive = TRUE;
+ m_justInserted = FALSE;
+ m_clientWindow = (wxMDIClientWindow *) NULL;
}
-wxMDIParentFrame::wxMDIParentFrame( wxWindow *parent,
- wxWindowID id, const wxString& title,
- const wxPoint& pos, const wxSize& size,
- long style, const wxString& name )
-{
- m_clientWindow = (wxMDIClientWindow *) NULL;
- m_currentChild = (wxMDIChildFrame *) NULL;
- m_parentFrameActive = TRUE;
- Create( parent, id, title, pos, size, style, name );
-}
-
-wxMDIParentFrame::~wxMDIParentFrame(void)
+wxMDIParentFrame::~wxMDIParentFrame()
{
}
-bool wxMDIParentFrame::Create( wxWindow *parent,
- wxWindowID id, const wxString& title,
- const wxPoint& pos, const wxSize& size,
- long style, const wxString& name )
+bool wxMDIParentFrame::Create(wxWindow *parent,
+ wxWindowID id,
+ const wxString& title,
+ const wxPoint& pos,
+ const wxSize& size,
+ long style,
+ const wxString& name )
{
- wxFrame::Create( parent, id, title, pos, size, style, name );
+ wxFrame::Create( parent, id, title, pos, size, style, name );
- OnCreateClient();
+ OnCreateClient();
- return TRUE;
+ return TRUE;
}
void wxMDIParentFrame::GtkOnSize( int x, int y, int width, int height )
{
- wxFrame::GtkOnSize( x, y, width, height );
-
- if (m_mdiMenuBar)
- {
- m_mdiMenuBar->m_x = 1;
- m_mdiMenuBar->m_y = 1;
- m_mdiMenuBar->m_width = m_width-2;
- m_mdiMenuBar->m_height = wxMENU_HEIGHT-2;
- gtk_myfixed_move( GTK_MYFIXED(m_wxwindow), m_mdiMenuBar->m_widget, 1, 1 );
- gtk_widget_set_usize( m_mdiMenuBar->m_widget, m_width-2, wxMENU_HEIGHT-2 );
- }
+ wxFrame::GtkOnSize( x, y, width, height );
+
+ wxMDIChildFrame *child_frame = GetActiveChild();
+ if (!child_frame) return;
+
+ wxMenuBar *menu_bar = child_frame->m_menuBar;
+ if (!menu_bar) return;
+ if (!menu_bar->m_widget) return;
+
+ menu_bar->m_x = 0;
+ menu_bar->m_y = 0;
+ menu_bar->m_width = m_width;
+ menu_bar->m_height = wxMENU_HEIGHT;
+ gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
+ menu_bar->m_widget,
+ 0, 0, m_width, wxMENU_HEIGHT );
}
-void wxMDIParentFrame::SetMDIMenuBar( wxMenuBar *menu_bar )
+void wxMDIParentFrame::OnInternalIdle()
{
- if (m_mdiMenuBar) m_mdiMenuBar->Show( FALSE );
- m_mdiMenuBar = menu_bar;
- if (m_mdiMenuBar)
- {
- m_mdiMenuBar->m_x = 1;
- m_mdiMenuBar->m_y = 1;
- m_mdiMenuBar->m_width = m_width-2;
- m_mdiMenuBar->m_height = wxMENU_HEIGHT-2;
- gtk_myfixed_move( GTK_MYFIXED(m_wxwindow), m_mdiMenuBar->m_widget, 1, 1 );
- gtk_widget_set_usize( m_mdiMenuBar->m_widget, m_width-2, wxMENU_HEIGHT-2 );
- m_mdiMenuBar->Show( TRUE );
- }
+ /* if a an MDI child window has just been inserted
+ it has to be brought to the top in idle time. we
+ simply set the last notebook page active as new
+ pages can only be appended at the end */
+
+ if (m_justInserted)
+ {
+ GtkNotebook *notebook = GTK_NOTEBOOK(m_clientWindow->m_widget);
+ gtk_notebook_set_page( notebook, g_list_length( notebook->children ) - 1 );
+
+ m_justInserted = FALSE;
+ return;
+ }
+
+ wxFrame::OnInternalIdle();
+
+ wxMDIChildFrame *active_child_frame = GetActiveChild();
+ bool visible_child_menu = FALSE;
+
+ wxNode *node = m_clientWindow->GetChildren().First();
+ while (node)
+ {
+ wxObject *child = node->Data();
+ wxMDIChildFrame *child_frame = wxDynamicCast(child, wxMDIChildFrame);
+ if ( child_frame )
+ {
+ wxMenuBar *menu_bar = child_frame->m_menuBar;
+ if ( menu_bar )
+ {
+ if (child_frame == active_child_frame)
+ {
+ if (menu_bar->Show(TRUE))
+ {
+ menu_bar->m_width = m_width;
+ menu_bar->m_height = wxMENU_HEIGHT;
+ gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
+ menu_bar->m_widget,
+ 0, 0, m_width, wxMENU_HEIGHT );
+ menu_bar->SetInvokingWindow( child_frame );
+ }
+ visible_child_menu = TRUE;
+ }
+ else
+ {
+ if (menu_bar->Show(FALSE))
+ {
+ menu_bar->UnsetInvokingWindow( child_frame );
+ }
+ }
+ }
+ }
+
+ node = node->Next();
+ }
+
+ /* show/hide parent menu bar as required */
+ if ((m_frameMenuBar) &&
+ (m_frameMenuBar->IsShown() == visible_child_menu))
+ {
+ if (visible_child_menu)
+ {
+ m_frameMenuBar->Show( FALSE );
+ m_frameMenuBar->UnsetInvokingWindow( this );
+ }
+ else
+ {
+ m_frameMenuBar->Show( TRUE );
+ m_frameMenuBar->SetInvokingWindow( this );
+
+ m_frameMenuBar->m_width = m_width;
+ m_frameMenuBar->m_height = wxMENU_HEIGHT;
+ gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
+ m_frameMenuBar->m_widget,
+ 0, 0, m_width, wxMENU_HEIGHT );
+ }
+ }
}
void wxMDIParentFrame::GetClientSize(int *width, int *height ) const
{
- wxFrame::GetClientSize( width, height );
+ wxFrame::GetClientSize( width, height );
}
-wxMDIChildFrame *wxMDIParentFrame::GetActiveChild(void) const
+wxMDIChildFrame *wxMDIParentFrame::GetActiveChild() const
{
- return m_currentChild;
-}
+ if (!m_clientWindow) return (wxMDIChildFrame*) NULL;
-wxMDIClientWindow *wxMDIParentFrame::GetClientWindow(void) const
-{
- return m_clientWindow;
-}
+ GtkNotebook *notebook = GTK_NOTEBOOK(m_clientWindow->m_widget);
+ if (!notebook) return (wxMDIChildFrame*) NULL;
-wxMDIClientWindow *wxMDIParentFrame::OnCreateClient(void)
-{
- m_clientWindow = new wxMDIClientWindow( this );
- return m_clientWindow;
+#if (GTK_MINOR_VERSION > 0)
+ gint i = gtk_notebook_get_current_page( notebook );
+#else
+ gint i = gtk_notebook_current_page( notebook );
+#endif
+ if (i < 0) return (wxMDIChildFrame*) NULL;
+
+ GtkNotebookPage* page = (GtkNotebookPage*) (g_list_nth(notebook->children,i)->data);
+ if (!page) return (wxMDIChildFrame*) NULL;
+
+ wxNode *node = m_clientWindow->GetChildren().First();
+ while (node)
+ {
+ wxMDIChildFrame *child_frame = (wxMDIChildFrame *)node->Data();
+ if (child_frame->m_page == page)
+ return child_frame;
+ node = node->Next();
+ }
+
+ return (wxMDIChildFrame*) NULL;
}
-void wxMDIParentFrame::ActivateNext(void)
+wxMDIClientWindow *wxMDIParentFrame::GetClientWindow() const
{
- if (m_clientWindow)
- gtk_notebook_next_page( GTK_NOTEBOOK(m_clientWindow->m_widget) );
+ return m_clientWindow;
}
-void wxMDIParentFrame::ActivatePrevious(void)
+wxMDIClientWindow *wxMDIParentFrame::OnCreateClient()
{
- if (m_clientWindow)
- gtk_notebook_prev_page( GTK_NOTEBOOK(m_clientWindow->m_widget) );
+ m_clientWindow = new wxMDIClientWindow( this );
+ return m_clientWindow;
}
-void wxMDIParentFrame::OnActivate( wxActivateEvent& WXUNUSED(event) )
+void wxMDIParentFrame::ActivateNext()
{
+ if (m_clientWindow)
+ gtk_notebook_next_page( GTK_NOTEBOOK(m_clientWindow->m_widget) );
}
-void wxMDIParentFrame::OnSysColourChanged( wxSysColourChangedEvent& WXUNUSED(event) )
+void wxMDIParentFrame::ActivatePrevious()
{
+ if (m_clientWindow)
+ gtk_notebook_prev_page( GTK_NOTEBOOK(m_clientWindow->m_widget) );
}
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
IMPLEMENT_DYNAMIC_CLASS(wxMDIChildFrame,wxFrame)
-
+
BEGIN_EVENT_TABLE(wxMDIChildFrame, wxFrame)
- EVT_ACTIVATE(wxMDIChildFrame::OnActivate)
+ EVT_ACTIVATE(wxMDIChildFrame::OnActivate)
+ EVT_MENU_HIGHLIGHT_ALL(wxMDIChildFrame::OnMenuHighlight)
END_EVENT_TABLE()
-wxMDIChildFrame::wxMDIChildFrame(void)
+wxMDIChildFrame::wxMDIChildFrame()
{
- m_menuBar = (wxMenuBar *) NULL;
- m_page = (GtkNotebookPage *) NULL;
+ m_menuBar = (wxMenuBar *) NULL;
+ m_page = (GtkNotebookPage *) NULL;
+ m_isFrame = TRUE;
}
wxMDIChildFrame::wxMDIChildFrame( wxMDIParentFrame *parent,
const wxPoint& WXUNUSED(pos), const wxSize& size,
long style, const wxString& name )
{
- m_menuBar = (wxMenuBar *) NULL;
- m_page = (GtkNotebookPage *) NULL;
- Create( parent, id, title, wxDefaultPosition, size, style, name );
+ m_menuBar = (wxMenuBar *) NULL;
+ m_page = (GtkNotebookPage *) NULL;
+ m_isFrame = TRUE;
+ Create( parent, id, title, wxDefaultPosition, size, style, name );
}
-wxMDIChildFrame::~wxMDIChildFrame(void)
+wxMDIChildFrame::~wxMDIChildFrame()
{
- if (m_menuBar)
- {
- wxMDIParentFrame *mdi_frame = (wxMDIParentFrame*)m_parent->m_parent;
- if (mdi_frame->m_currentChild == this)
- {
- mdi_frame->SetMDIMenuBar( (wxMenuBar *) NULL );
- mdi_frame->m_currentChild = (wxMDIChildFrame *) NULL;
- }
- delete m_menuBar;
- }
+ if (m_menuBar)
+ delete m_menuBar;
}
bool wxMDIChildFrame::Create( wxMDIParentFrame *parent,
const wxPoint& WXUNUSED(pos), const wxSize& size,
long style, const wxString& name )
{
- m_title = title;
-
- return wxWindow::Create( parent->GetClientWindow(), id, wxDefaultPosition, size, style, name );
+ m_title = title;
+
+ return wxWindow::Create( parent->GetClientWindow(), id, wxDefaultPosition, size, style, name );
}
void wxMDIChildFrame::GetClientSize( int *width, int *height ) const
{
- wxWindow::GetClientSize( width, height );
+ wxWindow::GetClientSize( width, height );
}
-void wxMDIChildFrame::AddChild( wxWindow *child )
-{
- wxWindow::AddChild( child );
-}
-
-static void SetInvokingWindow( wxMenu *menu, wxWindow *win )
+void wxMDIChildFrame::AddChild( wxWindowBase *child )
{
- menu->SetInvokingWindow( win );
- wxNode *node = menu->m_items.First();
- while (node)
- {
- wxMenuItem *menuitem = (wxMenuItem*)node->Data();
- if (menuitem->IsSubMenu())
- SetInvokingWindow( menuitem->GetSubMenu(), win );
- node = node->Next();
- }
+ wxWindow::AddChild(child);
}
void wxMDIChildFrame::SetMenuBar( wxMenuBar *menu_bar )
{
- m_menuBar = menu_bar;
+ wxASSERT_MSG( m_menuBar == NULL, wxT("Only one menubar allowed") );
- if (m_menuBar)
- {
- wxMDIParentFrame *mdi_frame = (wxMDIParentFrame*)m_parent->m_parent;
+ m_menuBar = menu_bar;
- if (m_menuBar->m_parent != this)
+ if (m_menuBar)
{
- wxNode *node = m_menuBar->m_menus.First();
- while (node)
- {
- wxMenu *menu = (wxMenu*)node->Data();
- SetInvokingWindow( menu, this );
- node = node->Next();
- }
+ wxMDIParentFrame *mdi_frame = (wxMDIParentFrame*)m_parent->GetParent();
+
+ m_menuBar->SetParent( mdi_frame );
- m_menuBar->m_parent = mdi_frame;
+ /* insert the invisible menu bar into the _parent_ mdi frame */
+ gtk_pizza_put( GTK_PIZZA(mdi_frame->m_mainWidget),
+ m_menuBar->m_widget,
+ 0, 0, mdi_frame->m_width, wxMENU_HEIGHT );
}
- mdi_frame->SetMDIMenuBar( m_menuBar );
+}
+
+wxMenuBar *wxMDIChildFrame::GetMenuBar() const
+{
+ return m_menuBar;
+}
+
+void wxMDIChildFrame::Activate()
+{
+#if (GTK_MINOR_VERSION > 0)
+ wxMDIParentFrame* parent = (wxMDIParentFrame*) GetParent();
+ GtkNotebook* notebook = GTK_NOTEBOOK(parent->m_widget);
+ gint pageno = gtk_notebook_page_num( notebook, m_page->child );
+ gtk_notebook_set_page( notebook, pageno );
+#else
+ // the only way I can see to do this under gtk+ 1.0.X would
+ // be to keep track of page numbers, start at first and
+ // do "next" enough times to get to this page number - messy
+ // - J. Russell Smyth
+#endif
+}
- gtk_myfixed_put( GTK_MYFIXED(mdi_frame->m_wxwindow),
- m_menuBar->m_widget, m_menuBar->m_x, m_menuBar->m_y );
- }
+void wxMDIChildFrame::OnActivate( wxActivateEvent& WXUNUSED(event) )
+{
}
-wxMenuBar *wxMDIChildFrame::GetMenuBar()
+void wxMDIChildFrame::OnMenuHighlight( wxMenuEvent& event )
{
- return m_menuBar;
+#if wxUSE_STATUSBAR
+ wxMDIParentFrame *mdi_frame = (wxMDIParentFrame*)m_parent->GetParent();
+ if ( !ShowMenuHelp(mdi_frame->GetStatusBar(), event.GetMenuId()) )
+ {
+ // we don't have any help text for this item, but may be the MDI frame
+ // does?
+ mdi_frame->OnMenuHighlight(event);
+ }
+#endif // wxUSE_STATUSBAR
}
-void wxMDIChildFrame::Activate(void)
+void wxMDIChildFrame::SetTitle( const wxString &title )
{
+ if ( title == m_title )
+ return;
+
+ m_title = title;
+
+ wxMDIParentFrame* parent = (wxMDIParentFrame*) GetParent();
+ GtkNotebook* notebook = GTK_NOTEBOOK(parent->m_widget);
+ gtk_notebook_set_tab_label_text(notebook, m_page->child, title.mbc_str());
}
-void wxMDIChildFrame::OnActivate( wxActivateEvent &WXUNUSED(event) )
+//-----------------------------------------------------------------------------
+// "size_allocate"
+//-----------------------------------------------------------------------------
+
+static void gtk_page_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* alloc, wxWindow *win )
{
+ if (g_isIdle) wxapp_install_idle_handler();
+
+ if ((win->m_x == alloc->x) &&
+ (win->m_y == alloc->y) &&
+ (win->m_width == alloc->width) &&
+ (win->m_height == alloc->height) &&
+ (win->m_sizeSet))
+ {
+ return;
+ }
+
+ win->SetSize( alloc->x, alloc->y, alloc->width, alloc->height );
}
//-----------------------------------------------------------------------------
static void wxInsertChildInMDI( wxMDIClientWindow* parent, wxMDIChildFrame* child )
{
- wxString s = child->m_title;
- if (s.IsNull()) s = _("MDI child");
+ wxString s = child->m_title;
+ if (s.IsNull()) s = _("MDI child");
+
+ GtkWidget *label_widget = gtk_label_new( s.mbc_str() );
+ gtk_misc_set_alignment( GTK_MISC(label_widget), 0.0, 0.5 );
+
+ gtk_signal_connect( GTK_OBJECT(child->m_widget), "size_allocate",
+ GTK_SIGNAL_FUNC(gtk_page_size_callback), (gpointer)child );
- GtkWidget *label_widget = gtk_label_new( s );
- gtk_misc_set_alignment( GTK_MISC(label_widget), 0.0, 0.5 );
+ GtkNotebook *notebook = GTK_NOTEBOOK(parent->m_widget);
- gtk_signal_connect( GTK_OBJECT(child->m_widget), "size_allocate",
- GTK_SIGNAL_FUNC(gtk_page_size_callback), (gpointer)child );
-
- GtkNotebook *notebook = GTK_NOTEBOOK(parent->m_widget);
-
- gtk_notebook_append_page( notebook, child->m_widget, label_widget );
+ gtk_notebook_append_page( notebook, child->m_widget, label_widget );
- child->m_page = (GtkNotebookPage*) (g_list_last(notebook->children)->data);
+ child->m_page = (GtkNotebookPage*) (g_list_last(notebook->children)->data);
- gtk_notebook_set_page( notebook, parent->m_children.Number()-1 );
-
- gtk_page_change_callback( (GtkNotebook *) NULL, child->m_page, 0, parent );
+ wxMDIParentFrame *parent_frame = (wxMDIParentFrame*) parent->GetParent();
+ parent_frame->m_justInserted = TRUE;
}
//-----------------------------------------------------------------------------
IMPLEMENT_DYNAMIC_CLASS(wxMDIClientWindow,wxWindow)
-wxMDIClientWindow::wxMDIClientWindow(void)
+wxMDIClientWindow::wxMDIClientWindow()
{
}
wxMDIClientWindow::wxMDIClientWindow( wxMDIParentFrame *parent, long style )
{
- CreateClient( parent, style );
+ CreateClient( parent, style );
}
-wxMDIClientWindow::~wxMDIClientWindow(void)
+wxMDIClientWindow::~wxMDIClientWindow()
{
}
bool wxMDIClientWindow::CreateClient( wxMDIParentFrame *parent, long style )
{
- m_needParent = TRUE;
-
- m_insertCallback = (wxInsertChildFunction)wxInsertChildInMDI;
+ m_needParent = TRUE;
- PreCreation( parent, -1, wxPoint(10,10), wxSize(100,100), style, "wxMDIClientWindow" );
+ m_insertCallback = (wxInsertChildFunction)wxInsertChildInMDI;
- m_widget = gtk_notebook_new();
-
- gtk_signal_connect( GTK_OBJECT(m_widget), "switch_page",
- GTK_SIGNAL_FUNC(gtk_page_change_callback), (gpointer)this );
+ if (!PreCreation( parent, wxDefaultPosition, wxDefaultSize ) ||
+ !CreateBase( parent, -1, wxDefaultPosition, wxDefaultSize, style, wxDefaultValidator, wxT("wxMDIClientWindow") ))
+ {
+ wxFAIL_MSG( wxT("wxMDIClientWindow creation failed") );
+ return FALSE;
+ }
- gtk_notebook_set_scrollable( GTK_NOTEBOOK(m_widget), 1 );
+ m_widget = gtk_notebook_new();
- m_parent->AddChild( this );
+ gtk_signal_connect( GTK_OBJECT(m_widget), "switch_page",
+ GTK_SIGNAL_FUNC(gtk_mdi_page_change_callback), (gpointer)parent );
- (m_parent->m_insertCallback)( m_parent, this );
-
- PostCreation();
+ gtk_notebook_set_scrollable( GTK_NOTEBOOK(m_widget), 1 );
- Show( TRUE );
+ m_parent->DoAddChild( this );
- return TRUE;
-}
+ PostCreation();
+ Show( TRUE );
+ return TRUE;
+}
+#endif
projects / wxWidgets.git / blobdiff