avoid infinite recursion by not using GetMaxWidth/Height() from GetMaxSize() implemen...

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

diff --git a/src/gtk1/button.cpp b/src/gtk1/button.cpp
index 2bb626f031f1aa803610194b4e5e5b2aee0f09d4..f84cfc32213da3fcf1d2adc4c2fb6fbddd94d2e7 100644 (file)
--- a/src/gtk1/button.cpp
+++ b/src/gtk1/button.cpp
@@ -1,20 +1,27 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        button.cpp
+// Name:        src/gtk1/button.cpp

 // Purpose:
 // Author:      Robert Roebling
 // Id:          $Id$
 // Copyright:   (c) 1998 Robert Roebling
 // Purpose:
 // Author:      Robert Roebling
 // Id:          $Id$
 // Copyright:   (c) 1998 Robert Roebling

-// Licence:    wxWindows licence
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 /////////////////////////////////////////////////////////////////////////////
 

-#ifdef __GNUG__
-#pragma implementation "button.h"
-#endif
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#if wxUSE_BUTTON

 
 #include "wx/button.h"
 
 
 #include "wx/button.h"
 

-#include "gdk/gdk.h"
-#include "gtk/gtk.h"
+#ifndef WX_PRECOMP
+    #include "wx/toplevel.h"
+#endif
+
+#include "wx/stockitem.h"
+
+#include "wx/gtk1/private.h"
+#include "wx/gtk1/win_gtk.h"

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


@@ -39,18 +46,51 @@ extern bool   g_blockEventsOnDrag;
 // "clicked"
 //-----------------------------------------------------------------------------
 
 // "clicked"
 //-----------------------------------------------------------------------------
 

+extern "C" {

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

-    if (g_isIdle) 
+    if (g_isIdle)

        wxapp_install_idle_handler();
 
     if (!button->m_hasVMT) return;
     if (g_blockEventsOnDrag) return;
        wxapp_install_idle_handler();
 
     if (!button->m_hasVMT) return;
     if (g_blockEventsOnDrag) return;

-    
+

     wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, button->GetId());
     event.SetEventObject(button);
     button->GetEventHandler()->ProcessEvent(event);
 }
     wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, button->GetId());
     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))
+    {
+        left_border = 6;
+        right_border = 6;
+        top_border = 6;
+        bottom_border = 5;
+        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


@@ -64,104 +104,155 @@ wxButton::wxButton()
 
 wxButton::~wxButton()
 {
 
 wxButton::~wxButton()
 {

-    if (m_clientData) delete m_clientData;

 }
 
 bool wxButton::Create(  wxWindow *parent, wxWindowID id, const wxString &label,
       const wxPoint &pos, const wxSize &size,
       long style, const wxValidator& validator, const wxString &name )
 {
 }
 
 bool wxButton::Create(  wxWindow *parent, wxWindowID id, const wxString &label,
       const wxPoint &pos, const wxSize &size,
       long style, const wxValidator& validator, const wxString &name )
 {

-    m_clientData = (wxClientData*) NULL;
-    m_needParent = TRUE;
-    m_acceptsFocus = TRUE;
+    m_needParent = true;
+    m_acceptsFocus = true;

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

-        wxFAIL_MSG( _T("wxButton creation failed") );
-       return FALSE;
+        wxFAIL_MSG( wxT("wxButton creation failed") );
+        return false;

     }
 
     }
 

+    m_widget = gtk_button_new_with_label("");

 
 

-    m_widget = gtk_button_new_with_label( "" );
-    
-#if (GTK_MINOR_VERSION > 0)    
-    if (style & wxNO_BORDER)
-       gtk_button_set_relief( GTK_BUTTON(m_widget), GTK_RELIEF_NONE );
-#endif
+    float x_alignment = 0.5;
+    if (HasFlag(wxBU_LEFT))
+        x_alignment = 0.0;
+    else if (HasFlag(wxBU_RIGHT))
+        x_alignment = 1.0;

 
 

-    SetLabel(label);
+    float y_alignment = 0.5;
+    if (HasFlag(wxBU_TOP))
+        y_alignment = 0.0;
+    else if (HasFlag(wxBU_BOTTOM))
+        y_alignment = 1.0;

 
 

-    int x = 0;  int y = 0;
-    wxFont new_font( parent->GetFont() );
-    GetTextExtent( m_label, &x, &y, (int*)NULL, (int*)NULL, &new_font );
+    if (GTK_IS_MISC(BUTTON_CHILD(m_widget)))
+        gtk_misc_set_alignment (GTK_MISC (BUTTON_CHILD (m_widget)),
+                                x_alignment, y_alignment);

 
 

-    wxSize newSize = size;
-    if (newSize.x == -1)
-    {  
-        newSize.x = 12+x;
-       if (newSize.x < 80) newSize.x = 80;
-    }
-    if (newSize.y == -1)
-    {
-        newSize.y = 11+y;
-       if (newSize.x < 26) newSize.x = 26;
-    }
-       
-    SetSize( newSize.x, newSize.y );
+    SetLabel(label);

 
 

-    gtk_signal_connect( GTK_OBJECT(m_widget), "clicked",
+    if (style & wxNO_BORDER)
+       gtk_button_set_relief( GTK_BUTTON(m_widget), GTK_RELIEF_NONE );
+
+    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 );
     m_parent->DoAddChild( this );

-  
-    PostCreation();
-  
-    SetBackgroundColour( parent->GetBackgroundColour() );
-    SetForegroundColour( parent->GetForegroundColour() );
-    SetFont( parent->GetFont() );

 
 

-    Show( TRUE );
+    PostCreation(size);

 
 

-    return TRUE;
+    return true;

 }
 
 }
 

-void wxButton::SetDefault(void)
+
+void wxButton::SetDefault()

 {
 {

+    wxTopLevelWindow *tlw = wxDynamicCast(wxGetTopLevelParent(this), wxTopLevelWindow);
+    wxCHECK_RET( tlw, _T("button without top level window?") );
+
+    tlw->SetDefaultItem(this);
+

     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()

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

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

 {
 {

-    wxCHECK_RET( m_widget != NULL, _T("invalid button") );
-  
-    wxControl::SetLabel( label );
-  
-    gtk_label_set( GTK_LABEL( GTK_BUTTON(m_widget)->child ), GetLabel().mbc_str() );
+    wxCHECK_RET( m_widget != NULL, wxT("invalid button") );
+
+    wxString label(lbl);
+
+    if (label.empty() && wxIsStockID(m_windowId))
+        label = wxGetStockLabel(m_windowId);
+
+    wxControl::SetLabel(label);
+
+    const wxString labelGTK = GTKRemoveMnemonics(label);
+
+    gtk_label_set(GTK_LABEL(BUTTON_CHILD(m_widget)), wxGTK_CONV(labelGTK));

 }
 
 bool wxButton::Enable( bool enable )
 {
     if ( !wxControl::Enable( enable ) )
 }
 
 bool wxButton::Enable( bool enable )
 {
     if ( !wxControl::Enable( enable ) )

-        return FALSE;
-  
-    gtk_widget_set_sensitive( GTK_BUTTON(m_widget)->child, enable );
+        return false;
+
+    gtk_widget_set_sensitive( BUTTON_CHILD(m_widget), enable );
+
+    return true;
+}
+
+bool wxButton::IsOwnGtkWindow( GdkWindow *window )
+{
+    return (window == m_widget->window);
+}
+
+void wxButton::DoApplyWidgetStyle(GtkRcStyle *style)
+{
+    gtk_widget_modify_style(m_widget, style);
+    gtk_widget_modify_style(BUTTON_CHILD(m_widget), style);
+}
+
+wxSize wxButton::DoGetBestSize() const
+{
+    // the default button in wxGTK is bigger than the other ones because of an
+    // extra border around it, but we don't want to take it into account in
+    // our size calculations (otherwsie the result is visually ugly), so
+    // always return the size of non default button from here
+    const bool isDefault = GTK_WIDGET_HAS_DEFAULT(m_widget);
+    if ( isDefault )
+    {
+        // temporarily unset default flag
+        GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_DEFAULT );
+    }

 
 

-    return TRUE;
+    wxSize ret( wxControl::DoGetBestSize() );
+
+    if ( isDefault )
+    {
+        // set it back again
+        GTK_WIDGET_SET_FLAGS( m_widget, GTK_CAN_DEFAULT );
+    }
+
+    ret.x += 10;  // add a few pixels for sloppy (but common) themes
+
+    if (!HasFlag(wxBU_EXACTFIT))
+    {
+        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;

 }
 
 }
 

-void wxButton::ApplyWidgetStyle()
+// static
+wxVisualAttributes
+wxButton::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))

 {
 {

-    SetWidgetStyle();
-    gtk_widget_set_style( m_widget, m_widgetStyle );
-    gtk_widget_set_style( GTK_BUTTON(m_widget)->child, m_widgetStyle );
+    return GetDefaultAttributesFromGTKWidget(gtk_button_new);

 }
 }

+
+#endif // wxUSE_BUTTON