fix bug with wrong return value in wxMBConv_iconv::ToWChar() introduced by a recent...

[wxWidgets.git] / src / gtk / tbargtk.cpp

diff --git a/src/gtk/tbargtk.cpp b/src/gtk/tbargtk.cpp
index a28e8eb817c869d10597c5a4161f4618c1168d39..46cb5b8c977146ce9696b05c3b3e9b443c06f591 100644 (file)
--- a/src/gtk/tbargtk.cpp
+++ b/src/gtk/tbargtk.cpp
@@ -8,14 +8,6 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 

-// ============================================================================
-// declarations
-// ============================================================================
-
-// ----------------------------------------------------------------------------
-// headers
-// ----------------------------------------------------------------------------
-

 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 


@@ -24,20 +16,14 @@
 #include "wx/toolbar.h"
 
 #ifndef WX_PRECOMP
 #include "wx/toolbar.h"
 
 #ifndef WX_PRECOMP

-    #include "wx/frame.h"
+    #include "wx/menu.h"

 #endif
 
 // FIXME: Use GtkImage instead of GtkPixmap. Use the new toolbar API for when gtk runtime is new enough?
 // Beware that the new and old toolbar API may not be mixed in usage.
 #endif
 
 // FIXME: Use GtkImage instead of GtkPixmap. Use the new toolbar API for when gtk runtime is new enough?
 // Beware that the new and old toolbar API may not be mixed in usage.

-#include <gtk/gtkversion.h>
-#ifdef GTK_DISABLE_DEPRECATED

 #undef GTK_DISABLE_DEPRECATED
 #undef GTK_DISABLE_DEPRECATED

-#endif

 
 #include "wx/gtk/private.h"
 
 #include "wx/gtk/private.h"

-#include "wx/wxcrt.h"
-#include "wx/menu.h"
-

 
 /* XPM */
 static const char *arrow_down_xpm[] = {
 
 /* XPM */
 static const char *arrow_down_xpm[] = {


@@ -117,6 +103,17 @@ public:
         Init();
     }
 
         Init();
     }
 

+    virtual ~wxToolBarTool()
+    {
+        if ( IsControl() && !m_item )
+        {
+            // if we're a control which is not currently attached to the
+            // toolbar (as indicated by NULL m_item), we must undo the extra
+            // reference we added in DoDeleteTool()
+            g_object_unref(GetControl()->m_widget);
+        }
+    }
+

     // is this a radio button?
     //
     // unlike GetKind(), can be called for any kind of tools, not just buttons
     // is this a radio button?
     //
     // unlike GetKind(), can be called for any kind of tools, not just buttons


@@ -138,6 +135,7 @@ public:
                 wxFAIL_MSG( _T("unknown toolbar child type") );
                 // fall through
 
                 wxFAIL_MSG( _T("unknown toolbar child type") );
                 // fall through
 

+            case wxITEM_DROPDOWN:

             case wxITEM_NORMAL:
                 return GTK_TOOLBAR_CHILD_BUTTON;
         }
             case wxITEM_NORMAL:
                 return GTK_TOOLBAR_CHILD_BUTTON;
         }


@@ -152,8 +150,12 @@ public:
         }
     }
 
         }
     }
 

-    GtkWidget            *m_item;
-    GtkWidget            *m_image;
+    // the toolbar element for button tools or a GtkAlignment containing the
+    // control for control tools
+    GtkWidget *m_item;
+
+    // a GtkImage containing the image for a button-type tool, may be NULL
+    GtkWidget *m_image;

 
 protected:
     void Init();
 
 protected:
     void Init();


@@ -174,7 +176,7 @@ IMPLEMENT_DYNAMIC_CLASS(wxToolBar, wxControl)
 //-----------------------------------------------------------------------------
 
 extern "C" {
 //-----------------------------------------------------------------------------
 
 extern "C" {

-static void gtk_toolbar_callback( GtkWidget *WXUNUSED(widget),
+static void gtk_toolbar_callback( GtkWidget *widget,

                                   wxToolBarTool *tool )
 {
     wxToolBar *tbar = (wxToolBar *)tool->GetToolBar();
                                   wxToolBarTool *tool )
 {
     wxToolBar *tbar = (wxToolBar *)tool->GetToolBar();


@@ -186,6 +188,14 @@ static void gtk_toolbar_callback( GtkWidget *WXUNUSED(widget),
 
     if (tool->CanBeToggled())
     {
 
     if (tool->CanBeToggled())
     {

+        if (tool->IsRadio() &&
+            gtk_toggle_button_get_active( GTK_TOGGLE_BUTTON(widget)) &&
+            tool->IsToggled())
+        {
+            // pressed an already pressed radio button
+            return;
+        }
+

         tool->Toggle();
 
         tool->SetImage(tool->GetBitmap());
         tool->Toggle();
 
         tool->SetImage(tool->GetBitmap());


@@ -258,7 +268,7 @@ static gint gtk_toolbar_buddy_leave_callback( GtkWidget *WXUNUSED(widget),
 }
 
 //-----------------------------------------------------------------------------
 }
 
 //-----------------------------------------------------------------------------

-// "left-click" on dropdown 
+// "left-click" on dropdown

 //-----------------------------------------------------------------------------
 
 extern "C"
 //-----------------------------------------------------------------------------
 
 extern "C"


@@ -283,26 +293,26 @@ static gboolean gtk_toolbar_dropdown_lclick_callback(GtkWidget *widget,
     if (!tool->IsEnabled()) return FALSE;
 
     wxCommandEvent evt(wxEVT_COMMAND_TOOL_DROPDOWN_CLICKED, tool->GetId() );
     if (!tool->IsEnabled()) return FALSE;
 
     wxCommandEvent evt(wxEVT_COMMAND_TOOL_DROPDOWN_CLICKED, tool->GetId() );

-    if ( tbar->GetEventHandler()->ProcessEvent(evt) )
+    if ( tbar->HandleWindowEvent(evt) )

     {
         return TRUE;
     }
     {
         return TRUE;
     }

-    
+

     wxMenu * const menu = tool->GetDropdownMenu();
     if (!menu)
         return TRUE;
 
     // simulate press
     gtk_toggle_button_set_active( GTK_TOGGLE_BUTTON(widget), TRUE );
     wxMenu * const menu = tool->GetDropdownMenu();
     if (!menu)
         return TRUE;
 
     // simulate press
     gtk_toggle_button_set_active( GTK_TOGGLE_BUTTON(widget), TRUE );

-    
+

     g_signal_connect (menu->m_menu, "hide",
                                     G_CALLBACK (gtk_pop_tb_hide_callback),
                                     widget);
     g_signal_connect (menu->m_menu, "hide",
                                     G_CALLBACK (gtk_pop_tb_hide_callback),
                                     widget);

-    
-    tbar->PopupMenu( menu, widget->allocation.x, 
+
+    tbar->PopupMenu( menu, widget->allocation.x,

                            widget->allocation.y + widget->allocation.height );
                            widget->allocation.y + widget->allocation.height );

-                           
-    
+
+

     return TRUE;
 }
 }
     return TRUE;
 }
 }


@@ -330,35 +340,30 @@ static gint gtk_toolbar_tool_callback( GtkWidget *WXUNUSED(widget),
 }
 }
 
 }
 }
 

+//-----------------------------------------------------------------------------
+// "size_request" from m_toolbar
+//-----------------------------------------------------------------------------
+

 extern "C" {
 extern "C" {

-static
-void gtktoolwidget_size_callback( GtkWidget *widget,
-                                  GtkAllocation *alloc,
-                                  wxWindow *win )
+static void
+size_request(GtkWidget*, GtkRequisition* req, wxToolBar* win)

 {
 {

-    // this shouldn't happen...
-    if (win->GetParent()->m_wxwindow) return;
-
-    wxSize size = win->GetEffectiveMinSize();
-    if (size.y != alloc->height)
-    {
-        GtkAllocation alloc2;
-        alloc2.x = alloc->x;
-        alloc2.y = (alloc->height - size.y + 3) / 2;
-        alloc2.width = alloc->width;
-        alloc2.height = size.y;
-        gtk_widget_size_allocate( widget, &alloc2 );
-    }
+    const wxSize margins = win->GetMargins();
+    req->width  += margins.x;
+    req->height += 2 * margins.y;

 }
 }
 }
 }

+

 //-----------------------------------------------------------------------------
 // InsertChild callback for wxToolBar
 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------
 // InsertChild callback for wxToolBar
 //-----------------------------------------------------------------------------
 

-static void wxInsertChildInToolBar( wxToolBar* WXUNUSED(parent),
-                                    wxWindow* WXUNUSED(child) )
+static void wxInsertChildInToolBar( wxWindow* WXUNUSED(parent),
+                                    wxWindow* child)

 {
 {

-    // we don't do anything here
+    // Child widget will be inserted into GtkToolbar by DoInsertTool. Ref it
+    // here so reparenting into wxToolBar doesn't delete it.
+    g_object_ref(child->m_widget);

 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------


@@ -413,7 +418,7 @@ bool wxToolBar::Create( wxWindow *parent,
                         long style,
                         const wxString& name )
 {
                         long style,
                         const wxString& name )
 {

-    m_insertCallback = (wxInsertChildFunction)wxInsertChildInToolBar;
+    m_insertCallback = wxInsertChildInToolBar;

 
     if ( !PreCreation( parent, pos, size ) ||
          !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name ))
 
     if ( !PreCreation( parent, pos, size ) ||
          !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name ))


@@ -461,10 +466,13 @@ bool wxToolBar::Create( wxWindow *parent,
 
     PostCreation(size);
 
 
     PostCreation(size);
 

+    g_signal_connect_after(m_toolbar, "size_request",
+        G_CALLBACK(size_request), this);
+

     return true;
 }
 
     return true;
 }
 

-GdkWindow *wxToolBar::GTKGetWindow(wxArrayGdkWindows& windows) const
+GdkWindow *wxToolBar::GTKGetWindow(wxArrayGdkWindows& WXUNUSED(windows)) const

 {
     return GTK_WIDGET(m_toolbar)->window;
 }
 {
     return GTK_WIDGET(m_toolbar)->window;
 }


@@ -509,24 +517,21 @@ bool wxToolBar::DoInsertTool(size_t pos, wxToolBarToolBase *toolBase)
     }
 
     int posGtk = 0;
     }
 
     int posGtk = 0;

-    if (pos > 0)
-    {    
-        size_t i;
-        for (i = 0; i < pos; i++)
+    if ( pos > 0 )
+    {
+        for ( size_t i = 0; i < pos; i++ )

         {
             posGtk++;
         {
             posGtk++;

-            
-        
-            // if we have a dropdown menu, we use 2 GTK tools
-            // internally
+
+            // if we have a dropdown menu, we use 2 GTK tools internally

             wxToolBarToolsList::compatibility_iterator node = m_tools.Item( i );
             wxToolBarToolsList::compatibility_iterator node = m_tools.Item( i );

-            wxToolBarTool *tool = (wxToolBarTool*) node->GetData();
-            if (tool->IsButton() && (tool->GetKind() == wxITEM_DROPDOWN))
+            wxToolBarTool * const tool2 = (wxToolBarTool*) node->GetData();
+            if ( tool2->IsButton() && tool2->GetKind() == wxITEM_DROPDOWN )

                 posGtk++;
         }
     }
                 posGtk++;
         }
     }

-    
-    
+
+

     switch ( tool->GetStyle() )
     {
         case wxTOOL_STYLE_BUTTON:
     switch ( tool->GetStyle() )
     {
         case wxTOOL_STYLE_BUTTON:


@@ -600,12 +605,12 @@ bool wxToolBar::DoInsertTool(size_t pos, wxToolBarToolBase *toolBase)
                     GtkWidget *image = gtk_image_new_from_pixbuf( pixbuf );
                     gtk_widget_show( image );
                     gtk_container_add( GTK_CONTAINER(dropdown), image );
                     GtkWidget *image = gtk_image_new_from_pixbuf( pixbuf );
                     gtk_widget_show( image );
                     gtk_container_add( GTK_CONTAINER(dropdown), image );

-                    
+

                     if (GetWindowStyle() & wxTB_FLAT)
                         gtk_button_set_relief( GTK_BUTTON(dropdown), GTK_RELIEF_NONE );
                     if (GetWindowStyle() & wxTB_FLAT)
                         gtk_button_set_relief( GTK_BUTTON(dropdown), GTK_RELIEF_NONE );

-                       GTK_WIDGET_UNSET_FLAGS (dropdown, GTK_CAN_FOCUS);
+                    GTK_WIDGET_UNSET_FLAGS (dropdown, GTK_CAN_FOCUS);

                     gtk_widget_show( dropdown );
                     gtk_widget_show( dropdown );

-                
+

                     g_signal_connect (dropdown, "enter_notify_event",
                                   G_CALLBACK (gtk_toolbar_buddy_enter_callback),
                                   tool->m_item);
                     g_signal_connect (dropdown, "enter_notify_event",
                                   G_CALLBACK (gtk_toolbar_buddy_enter_callback),
                                   tool->m_item);


@@ -615,50 +620,38 @@ bool wxToolBar::DoInsertTool(size_t pos, wxToolBarToolBase *toolBase)
                     g_signal_connect(dropdown, "button-press-event",
                                   G_CALLBACK (gtk_toolbar_dropdown_lclick_callback),
                                   tool);
                     g_signal_connect(dropdown, "button-press-event",
                                   G_CALLBACK (gtk_toolbar_dropdown_lclick_callback),
                                   tool);

-                                  
+

                     GtkRequisition req;
                     (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(tool->m_item) )->size_request )
                         (tool->m_item, &req );
                     GtkRequisition req;
                     (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(tool->m_item) )->size_request )
                         (tool->m_item, &req );

-                    gtk_widget_set_size_request( dropdown, -1, req.height );     
-                                  
-                    gtk_toolbar_insert_widget(
-                                       m_toolbar,
-                                       dropdown,
-                                       (const char *) NULL,
-                                       (const char *) NULL,
-                                       posGtk+1
-                                      );
+                    gtk_widget_set_size_request( dropdown, -1, req.height );
+
+                    gtk_toolbar_insert_widget(m_toolbar, dropdown, NULL, NULL,
+                                              posGtk + 1);

                 }
             }
             break;
 
         case wxTOOL_STYLE_SEPARATOR:
             gtk_toolbar_insert_space( m_toolbar, posGtk );
                 }
             }
             break;
 
         case wxTOOL_STYLE_SEPARATOR:
             gtk_toolbar_insert_space( m_toolbar, posGtk );

-
-            // skip the rest
-            return true;
+            break;

 
         case wxTOOL_STYLE_CONTROL:
 
         case wxTOOL_STYLE_CONTROL:

-            gtk_toolbar_insert_widget(
-                                       m_toolbar,
-                                       tool->GetControl()->m_widget,
-                                       (const char *) NULL,
-                                       (const char *) NULL,
-                                       posGtk
-                                      );
-
-            // connect after in order to correct size_allocate events
-            g_signal_connect_after (tool->GetControl()->m_widget, "size_allocate",
-                          G_CALLBACK (gtktoolwidget_size_callback), tool->GetControl());
-
+            GtkWidget * const align = gtk_alignment_new(0.5, 0.5, 0, 0);
+            gtk_widget_show(align);
+            gtk_container_add(GTK_CONTAINER(align),
+                              tool->GetControl()->m_widget);
+            gtk_toolbar_insert_widget(m_toolbar, align, NULL, NULL, posGtk);
+
+            // release reference obtained by wxInsertChildInToolBar
+            g_object_unref(tool->GetControl()->m_widget);
+
+            // remember the container we're in so that we could remove
+            // ourselves from it when we're detached from the toolbar
+            tool->m_item = align;

             break;
     }
 
             break;
     }
 

-    GtkRequisition req;
-    (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(m_widget) )->size_request )
-        (m_widget, &req );
-    m_width = req.width + m_xMargin;
-    m_height = req.height + 2*m_yMargin;

     InvalidateBestSize();
 
     return true;
     InvalidateBestSize();
 
     return true;


@@ -671,16 +664,29 @@ bool wxToolBar::DoDeleteTool(size_t pos, wxToolBarToolBase *toolBase)
     switch ( tool->GetStyle() )
     {
         case wxTOOL_STYLE_CONTROL:
     switch ( tool->GetStyle() )
     {
         case wxTOOL_STYLE_CONTROL:

-            tool->GetControl()->Destroy();
-            break;
+            // don't destroy the control here as we can be called from
+            // RemoveTool() and then we need to keep the control alive;
+            // while if we're called from DeleteTool() the control will
+            // be destroyed when wxToolBarToolBase itself is deleted
+            {
+                GtkWidget * const w = tool->GetControl()->m_widget;
+                g_object_ref(w);
+                gtk_container_remove(GTK_CONTAINER(tool->m_item), w);
+            }
+            // fall through

 
         case wxTOOL_STYLE_BUTTON:
             gtk_widget_destroy( tool->m_item );
 
         case wxTOOL_STYLE_BUTTON:
             gtk_widget_destroy( tool->m_item );

+            tool->m_item = NULL;

             break;
 
         case wxTOOL_STYLE_SEPARATOR:
             gtk_toolbar_remove_space( m_toolbar, pos );
             break;
             break;
 
         case wxTOOL_STYLE_SEPARATOR:
             gtk_toolbar_remove_space( m_toolbar, pos );
             break;

+
+        default:
+            wxFAIL_MSG( "unknown tool style" );
+            return false;

     }
 
     InvalidateBestSize();
     }
 
     InvalidateBestSize();


@@ -842,7 +848,7 @@ void wxToolBar::OnInternalIdle()
         }
     }
 
         }
     }
 

-    if (wxUpdateUIEvent::CanUpdate(this))
+    if (wxUpdateUIEvent::CanUpdate(this) && IsShownOnScreen())

         UpdateWindowUI(wxUPDATE_UI_FROMIDLE);
 }
 
         UpdateWindowUI(wxUPDATE_UI_FROMIDLE);
 }