Fix memory leak when a spacer is added, and crash when a window is added before wxSiz...

[wxWidgets.git] / src / gtk1 / button.cpp

diff --git a/src/gtk1/button.cpp b/src/gtk1/button.cpp
index 4638f0a6b1d0f74dc7b42339d6f7a7c0f7ac6def..acaf646e22c3b43896d83cdc0b42db3dee732c8f 100644 (file)
--- a/src/gtk1/button.cpp
+++ b/src/gtk1/button.cpp
@@ -19,8 +19,10 @@
 #if wxUSE_BUTTON
 
 #include "wx/button.h"
 #if wxUSE_BUTTON
 
 #include "wx/button.h"

+#include "wx/stockitem.h"

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

+#include "wx/gtk/win_gtk.h"

 
 //-----------------------------------------------------------------------------
 // classes
 
 //-----------------------------------------------------------------------------
 // classes


@@ -45,6 +47,7 @@ extern bool   g_blockEventsOnDrag;
 // "clicked"
 //-----------------------------------------------------------------------------
 
 // "clicked"
 //-----------------------------------------------------------------------------
 

+extern "C" {

 static void gtk_button_clicked_callback( GtkWidget *WXUNUSED(widget), wxButton *button )
 {
     if (g_isIdle)
 static void gtk_button_clicked_callback( GtkWidget *WXUNUSED(widget), wxButton *button )
 {
     if (g_isIdle)


@@ -57,6 +60,51 @@ static void gtk_button_clicked_callback( GtkWidget *WXUNUSED(widget), wxButton *
     event.SetEventObject(button);
     button->GetEventHandler()->ProcessEvent(event);
 }
     event.SetEventObject(button);
     button->GetEventHandler()->ProcessEvent(event);
 }

+}
+
+//-----------------------------------------------------------------------------
+// "style_set" from m_widget
+//-----------------------------------------------------------------------------
+
+static gint
+gtk_button_style_set_callback( GtkWidget *m_widget, GtkStyle *WXUNUSED(style), wxButton *win )
+{
+    if (g_isIdle)
+        wxapp_install_idle_handler();
+    
+    int left_border = 0;
+    int right_border = 0;
+    int top_border = 0;
+    int bottom_border = 0;
+        
+    /* the default button has a border around it */
+    if (GTK_WIDGET_CAN_DEFAULT(m_widget))
+    {
+#ifdef __WXGTK20__
+        GtkBorder *default_border = NULL;
+        gtk_widget_style_get( m_widget, "default_border", &default_border, NULL );
+        if (default_border)
+        {
+            left_border += default_border->left;
+            right_border += default_border->right;
+            top_border += default_border->top;
+            bottom_border += default_border->bottom;
+            g_free( default_border );
+        }
+#else
+        left_border = 6;
+        right_border = 6;
+        top_border = 6;
+        bottom_border = 5;
+#endif
+        win->DoMoveWindow( win->m_x-top_border,
+                           win->m_y-left_border,
+                           win->m_width+left_border+right_border,
+                           win->m_height+top_border+bottom_border );
+    }      
+
+    return FALSE;
+}

 
 //-----------------------------------------------------------------------------
 // wxButton
 
 //-----------------------------------------------------------------------------
 // wxButton


@@ -108,7 +156,11 @@ bool wxButton::Create(  wxWindow *parent, wxWindowID id, const wxString &label,
     wxControl::SetLabel( label );
 */
 
     wxControl::SetLabel( label );
 */
 

+#ifdef __WXGTK20__
+    m_widget = gtk_button_new_with_mnemonic("");
+#else

     m_widget = gtk_button_new_with_label("");
     m_widget = gtk_button_new_with_label("");

+#endif

 
     float x_alignment = 0.5;
     if (HasFlag(wxBU_LEFT))
 
     float x_alignment = 0.5;
     if (HasFlag(wxBU_LEFT))


@@ -122,23 +174,37 @@ bool wxButton::Create(  wxWindow *parent, wxWindowID id, const wxString &label,
     else if (HasFlag(wxBU_BOTTOM))
         y_alignment = 1.0;
 
     else if (HasFlag(wxBU_BOTTOM))
         y_alignment = 1.0;
 

-    gtk_misc_set_alignment (GTK_MISC (BUTTON_CHILD (m_widget)),
-                            x_alignment, y_alignment);
+#if __WXGTK24__
+    if (!gtk_check_version(2,4,0))
+    {
+        gtk_button_set_alignment(GTK_BUTTON(m_widget), x_alignment, y_alignment);
+    }
+    else
+#endif
+    {
+        if (GTK_IS_MISC(BUTTON_CHILD(m_widget)))
+            gtk_misc_set_alignment (GTK_MISC (BUTTON_CHILD (m_widget)),
+                                x_alignment, y_alignment);
+    }

 
 

-    SetLabel( label );
+    SetLabel(label);

 
     if (style & wxNO_BORDER)
        gtk_button_set_relief( GTK_BUTTON(m_widget), GTK_RELIEF_NONE );
 
 
     if (style & wxNO_BORDER)
        gtk_button_set_relief( GTK_BUTTON(m_widget), GTK_RELIEF_NONE );
 

-    gtk_signal_connect( GTK_OBJECT(m_widget), "clicked",
+    gtk_signal_connect_after( GTK_OBJECT(m_widget), "clicked",

       GTK_SIGNAL_FUNC(gtk_button_clicked_callback), (gpointer*)this );
 
       GTK_SIGNAL_FUNC(gtk_button_clicked_callback), (gpointer*)this );
 

+    gtk_signal_connect_after( GTK_OBJECT(m_widget), "style_set",
+      GTK_SIGNAL_FUNC(gtk_button_style_set_callback), (gpointer*) this );
+      

     m_parent->DoAddChild( this );
 
     PostCreation(size);
 
     m_parent->DoAddChild( this );
 
     PostCreation(size);
 

-    return TRUE;
+    return true;

 }
 }

+    

 
 void wxButton::SetDefault()
 {
 
 void wxButton::SetDefault()
 {


@@ -149,27 +215,81 @@ void wxButton::SetDefault()
     
     GTK_WIDGET_SET_FLAGS( m_widget, GTK_CAN_DEFAULT );
     gtk_widget_grab_default( m_widget );
     
     GTK_WIDGET_SET_FLAGS( m_widget, GTK_CAN_DEFAULT );
     gtk_widget_grab_default( m_widget );

-
-    SetSize( m_x, m_y, m_width, m_height );
+    
+    // resize for default border
+    gtk_button_style_set_callback( m_widget, NULL, this );

 }
 
 /* static */
 }
 
 /* static */

-wxSize wxButton::GetDefaultSize()
+wxSize wxButtonBase::GetDefaultSize()

 {
 {

+#ifdef __WXGTK20__
+    static wxSize size = wxDefaultSize;
+    if (size == wxDefaultSize)
+    {
+        // NB: Default size of buttons should be same as size of stock
+        //     buttons as used in most GTK+ apps. Unfortunately it's a little
+        //     tricky to obtain this size: stock button's size may be smaller
+        //     than size of button in GtkButtonBox and vice versa,
+        //     GtkButtonBox's minimal button size may be smaller than stock
+        //     button's size. We have to retrieve both values and combine them.
+
+        GtkWidget *wnd = gtk_window_new(GTK_WINDOW_TOPLEVEL);
+        GtkWidget *box = gtk_hbutton_box_new();
+        GtkWidget *btn = gtk_button_new_from_stock(GTK_STOCK_CANCEL);
+        gtk_container_add(GTK_CONTAINER(box), btn);
+        gtk_container_add(GTK_CONTAINER(wnd), box);
+        GtkRequisition req;
+        gtk_widget_size_request(btn, &req);
+
+        gint minwidth, minheight;
+        gtk_widget_style_get(box,
+                             "child-min-width", &minwidth,
+                             "child-min-height", &minheight,
+                             NULL);
+
+        size.x = wxMax(minwidth, req.width);
+        size.y = wxMax(minheight, req.height);
+        
+        gtk_widget_destroy(wnd);
+    }
+    return size;
+#else

     return wxSize(80,26);
     return wxSize(80,26);

+#endif

 }
 
 }
 

-void wxButton::SetLabel( const wxString &label )
+void wxButton::SetLabel( const wxString &lbl )

 {
     wxCHECK_RET( m_widget != NULL, wxT("invalid button") );
 
 {
     wxCHECK_RET( m_widget != NULL, wxT("invalid button") );
 

-    wxControl::SetLabel( label );
+    wxString label(lbl);
+
+    if (label.empty() && wxIsStockID(m_windowId))
+        label = wxGetStockLabel(m_windowId);
+
+    wxControl::SetLabel(label);

 
 #ifdef __WXGTK20__
 
 #ifdef __WXGTK20__

-    wxString label2 = PrepareLabelMnemonics( label );
-    gtk_label_set_text_with_mnemonic( GTK_LABEL( BUTTON_CHILD(m_widget) ), wxGTK_CONV( label2 ) );
+    if (wxIsStockID(m_windowId) && wxIsStockLabel(m_windowId, label))
+    {
+        const char *stock = wxGetStockGtkID(m_windowId);
+        if (stock)
+        {
+            gtk_button_set_label(GTK_BUTTON(m_widget), stock);
+            gtk_button_set_use_stock(GTK_BUTTON(m_widget), TRUE);
+            return;
+        }
+    }
+
+    wxString label2 = PrepareLabelMnemonics(label);
+    gtk_button_set_label(GTK_BUTTON(m_widget), wxGTK_CONV(label2));
+    gtk_button_set_use_stock(GTK_BUTTON(m_widget), FALSE);
+    
+    ApplyWidgetStyle( false );
+    

 #else
 #else

-    gtk_label_set( GTK_LABEL( BUTTON_CHILD(m_widget) ), wxGTK_CONV( GetLabel() ) );
+    gtk_label_set(GTK_LABEL(BUTTON_CHILD(m_widget)), wxGTK_CONV(GetLabel()));

 #endif
 }
 
 #endif
 }
 


@@ -192,11 +312,10 @@ bool wxButton::IsOwnGtkWindow( GdkWindow *window )
 #endif
 }
 
 #endif
 }
 

-void wxButton::ApplyWidgetStyle()
+void wxButton::DoApplyWidgetStyle(GtkRcStyle *style)

 {
 {

-    SetWidgetStyle();
-    gtk_widget_set_style( m_widget, m_widgetStyle );
-    gtk_widget_set_style( BUTTON_CHILD(m_widget), m_widgetStyle );
+    gtk_widget_modify_style(m_widget, style);
+    gtk_widget_modify_style(BUTTON_CHILD(m_widget), style);

 }
 
 wxSize wxButton::DoGetBestSize() const
 }
 
 wxSize wxButton::DoGetBestSize() const


@@ -226,9 +345,12 @@ wxSize wxButton::DoGetBestSize() const
     
     if (!HasFlag(wxBU_EXACTFIT))
     {
     
     if (!HasFlag(wxBU_EXACTFIT))
     {

-        if (ret.x < 80) ret.x = 80;
+        wxSize defaultSize = GetDefaultSize();
+        if (ret.x < defaultSize.x) ret.x = defaultSize.x;
+        if (ret.y < defaultSize.y) ret.y = defaultSize.y;

     }
 
     }
 

+    CacheBestSize(ret);

     return ret;
 }
 
     return ret;
 }