// Name: button.cpp
// Purpose:
// Author: Robert Roebling
-// Created: 01/02/97
-// Id:
-// Copyright: (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
+// Id: $Id$
+// Copyright: (c) 1998 Robert Roebling
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#include "wx/button.h"
+#include "gdk/gdk.h"
+#include "gtk/gtk.h"
+
//-----------------------------------------------------------------------------
// classes
//-----------------------------------------------------------------------------
class wxButton;
//-----------------------------------------------------------------------------
-// wxButton
+// idle system
//-----------------------------------------------------------------------------
-IMPLEMENT_DYNAMIC_CLASS(wxButton,wxControl)
-
-void gtk_button_clicked_callback( GtkWidget *WXUNUSED(widget), gpointer data )
-{
- wxButton *button = (wxButton*)data;
- wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, button->GetId());
- event.SetEventObject(button);
- button->ProcessEvent(event);
-};
+extern void wxapp_install_idle_handler();
+extern bool g_isIdle;
+//-----------------------------------------------------------------------------
+// data
//-----------------------------------------------------------------------------
-wxButton::wxButton(void)
-{
-};
+extern bool g_blockEventsOnDrag;
-wxButton::wxButton( wxWindow *parent, wxWindowID id, const wxString &label,
- const wxPoint &pos, const wxSize &size,
- long style, const wxString &name )
-{
- Create( parent, id, label, pos, size, style, name );
-};
+//-----------------------------------------------------------------------------
+// "clicked"
+//-----------------------------------------------------------------------------
-bool wxButton::Create( wxWindow *parent, wxWindowID id, const wxString &label,
- const wxPoint &pos, const wxSize &size,
- long style, const wxString &name )
+static void gtk_button_clicked_callback( GtkWidget *WXUNUSED(widget), wxButton *button )
{
- m_needParent = TRUE;
-
- wxSize newSize = size;
+ if (g_isIdle)
+ wxapp_install_idle_handler();
- PreCreation( parent, id, pos, newSize, style, name );
+ if (!button->m_hasVMT) return;
+ if (g_blockEventsOnDrag) return;
+
+ wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, button->GetId());
+ event.SetEventObject(button);
+ button->GetEventHandler()->ProcessEvent(event);
+}
- SetLabel(label);
- m_widget = gtk_button_new_with_label( m_label );
+//-----------------------------------------------------------------------------
+// wxButton
+//-----------------------------------------------------------------------------
- if (newSize.x == -1) newSize.x = 15+gdk_string_measure( m_widget->style->font, label );
- if (newSize.y == -1) newSize.y = 26;
- SetSize( newSize.x, newSize.y );
+IMPLEMENT_DYNAMIC_CLASS(wxButton,wxControl)
- gtk_signal_connect( GTK_OBJECT(m_widget), "clicked",
- GTK_SIGNAL_FUNC(gtk_button_clicked_callback), (gpointer*)this );
+wxButton::wxButton()
+{
+}
- PostCreation();
+wxButton::~wxButton()
+{
+ if (m_clientData) delete m_clientData;
+}
- Show( TRUE );
+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;
+
+ if (!PreCreation( parent, pos, size ) ||
+ !CreateBase( parent, id, pos, size, style, validator, name ))
+ {
+ wxFAIL_MSG( wxT("wxButton creation failed") );
+ return FALSE;
+ }
+
+
+ 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
- return TRUE;
-};
+ SetLabel(label);
+
+ int x = 0; int y = 0;
+ wxFont new_font( parent->GetFont() );
+ GetTextExtent( m_label, &x, &y, (int*)NULL, (int*)NULL, &new_font );
+
+ 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 );
+
+ gtk_signal_connect( GTK_OBJECT(m_widget), "clicked",
+ GTK_SIGNAL_FUNC(gtk_button_clicked_callback), (gpointer*)this );
+
+ m_parent->DoAddChild( this );
+
+ PostCreation();
+
+ SetBackgroundColour( parent->GetBackgroundColour() );
+ SetForegroundColour( parent->GetForegroundColour() );
+ SetFont( parent->GetFont() );
+
+ Show( TRUE );
+
+ return TRUE;
+}
void wxButton::SetDefault(void)
{
-};
+ GTK_WIDGET_SET_FLAGS( m_widget, GTK_CAN_DEFAULT );
+ gtk_widget_grab_default( m_widget );
+
+ SetSize( m_x, m_y, m_width, m_height );
+}
+
+/* static */
+wxSize wxButton::GetDefaultSize()
+{
+ return wxSize(80,26);
+}
void wxButton::SetLabel( const wxString &label )
{
- wxControl::SetLabel( label );
-};
+ wxCHECK_RET( m_widget != NULL, wxT("invalid button") );
+
+ wxControl::SetLabel( label );
+
+ gtk_label_set( GTK_LABEL( GTK_BUTTON(m_widget)->child ), GetLabel().mbc_str() );
+}
+
+bool wxButton::Enable( bool enable )
+{
+ if ( !wxControl::Enable( enable ) )
+ return FALSE;
+
+ gtk_widget_set_sensitive( GTK_BUTTON(m_widget)->child, enable );
+
+ return TRUE;
+}
-wxString wxButton::GetLabel(void) const
+void wxButton::ApplyWidgetStyle()
{
- return wxControl::GetLabel();
-};
+ SetWidgetStyle();
+ gtk_widget_set_style( m_widget, m_widgetStyle );
+ gtk_widget_set_style( GTK_BUTTON(m_widget)->child, m_widgetStyle );
+}