remove always-true tests of unsigned >= 0

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

diff --git a/src/gtk/bmpbuttn.cpp b/src/gtk/bmpbuttn.cpp
index 656db887dced84958755f9ca1b0fcfdb866f774e..55ca28b5c2ed658a095622477b37fe544f76ed64 100644 (file)
--- a/src/gtk/bmpbuttn.cpp
+++ b/src/gtk/bmpbuttn.cpp
@@ -14,264 +14,28 @@
 
 #include "wx/bmpbuttn.h"
 
 
 #include "wx/bmpbuttn.h"
 

-#include "wx/gtk/private.h"
-
-//-----------------------------------------------------------------------------
-// classes
-//-----------------------------------------------------------------------------
-
-class wxBitmapButton;
-
-//-----------------------------------------------------------------------------
-// data
-//-----------------------------------------------------------------------------
-
-extern bool   g_blockEventsOnDrag;
-
-//-----------------------------------------------------------------------------
-// "clicked"
-//-----------------------------------------------------------------------------
-
-extern "C" {
-static void gtk_bmpbutton_clicked_callback( GtkWidget *WXUNUSED(widget), wxBitmapButton *button )
-{
-    if (g_isIdle)
-        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);
-}
-}
-
-//-----------------------------------------------------------------------------
-// "enter"
-//-----------------------------------------------------------------------------
-
-extern "C" {
-static void gtk_bmpbutton_enter_callback( GtkWidget *WXUNUSED(widget), wxBitmapButton *button )
-{
-    if (!button->m_hasVMT) return;
-    if (g_blockEventsOnDrag) return;
-
-    button->HasFocus();
-}
-}
-
-//-----------------------------------------------------------------------------
-// "leave"
-//-----------------------------------------------------------------------------
-
-extern "C" {
-static void gtk_bmpbutton_leave_callback( GtkWidget *WXUNUSED(widget), wxBitmapButton *button )
-{
-    if (!button->m_hasVMT) return;
-    if (g_blockEventsOnDrag) return;
-
-    button->NotFocus();
-}
-}
-
-//-----------------------------------------------------------------------------
-// "pressed"
-//-----------------------------------------------------------------------------
-
-extern "C" {
-static void gtk_bmpbutton_press_callback( GtkWidget *WXUNUSED(widget), wxBitmapButton *button )
-{
-    if (!button->m_hasVMT) return;
-    if (g_blockEventsOnDrag) return;
-
-    button->StartSelect();
-}
-}
-
-//-----------------------------------------------------------------------------
-// "released"
-//-----------------------------------------------------------------------------
-
-extern "C" {
-static void gtk_bmpbutton_release_callback( GtkWidget *WXUNUSED(widget), wxBitmapButton *button )
-{
-    if (!button->m_hasVMT) return;
-    if (g_blockEventsOnDrag) return;
-
-    button->EndSelect();
-}
-}
-
-//-----------------------------------------------------------------------------
-// wxBitmapButton
-//-----------------------------------------------------------------------------
-
-IMPLEMENT_DYNAMIC_CLASS(wxBitmapButton,wxButton)
-
-void wxBitmapButton::Init()
-{
-    m_hasFocus =
-    m_isSelected = false;
-}
-
-bool wxBitmapButton::Create( wxWindow *parent,
-                             wxWindowID id,
-                             const wxBitmap& bitmap,
-                             const wxPoint& pos,
-                             const wxSize& size,
-                             long style,
-                             const wxValidator& validator,
-                             const wxString &name )
-{
-    m_needParent = true;
-    m_acceptsFocus = true;
-
-    if (!PreCreation( parent, pos, size ) ||
-        !CreateBase( parent, id, pos, size, style, validator, name ))
-    {
-        wxFAIL_MSG( wxT("wxBitmapButton creation failed") );
+bool wxBitmapButton::Create(wxWindow *parent,
+                            wxWindowID id,
+                            const wxBitmap& bitmap,
+                            const wxPoint& pos,
+                            const wxSize& size,
+                            long style,
+                            const wxValidator& validator,
+                            const wxString& name)
+{
+    if ( !wxBitmapButtonBase::Create(parent, id, pos, size, style,
+                                     validator, name) )

         return false;
         return false;

-    }
-
-    m_bmpNormal = bitmap;
-
-    m_widget = gtk_button_new();

 
 

-    if (style & wxNO_BORDER)
-       gtk_button_set_relief( GTK_BUTTON(m_widget), GTK_RELIEF_NONE );
-
-    if (m_bmpNormal.Ok())
+    if ( bitmap.IsOk() )

     {
     {

-        OnSetBitmap();
-    }
-
-    g_signal_connect_after (m_widget, "clicked",
-                            G_CALLBACK (gtk_bmpbutton_clicked_callback),
-                            this);
+        SetBitmapLabel(bitmap);

 
 

-    g_signal_connect (m_widget, "enter",
-                      G_CALLBACK (gtk_bmpbutton_enter_callback), this);
-    g_signal_connect (m_widget, "leave",
-                      G_CALLBACK (gtk_bmpbutton_leave_callback), this);
-    g_signal_connect (m_widget, "pressed",
-                      G_CALLBACK (gtk_bmpbutton_press_callback), this);
-    g_signal_connect (m_widget, "released",
-                      G_CALLBACK (gtk_bmpbutton_release_callback), this);
-
-    m_parent->DoAddChild( this );
-
-    PostCreation(size);
-
-    return true;
-}
-
-void wxBitmapButton::SetDefault()
-{
-    GTK_WIDGET_SET_FLAGS( m_widget, GTK_CAN_DEFAULT );
-    gtk_widget_grab_default( m_widget );
-
-    SetSize( m_x, m_y, m_width, m_height );
-}
-
-void wxBitmapButton::SetLabel( const wxString &label )
-{
-    wxCHECK_RET( m_widget != NULL, wxT("invalid button") );
-
-    wxControl::SetLabel( label );
-}
-
-void wxBitmapButton::DoApplyWidgetStyle(GtkRcStyle *style)
-{
-    if (!GTK_BIN(m_widget)->child)
-        return;
-
-    wxButton::DoApplyWidgetStyle(style);
-}
-
-void wxBitmapButton::OnSetBitmap()
-{
-    wxCHECK_RET( m_widget != NULL, wxT("invalid bitmap button") );
-
-    InvalidateBestSize();
-
-    wxBitmap the_one;
-    if (!m_isEnabled)
-        the_one = m_bmpDisabled;
-    else if (m_isSelected)
-        the_one = m_bmpSelected;
-    else if (m_hasFocus)
-        the_one = m_bmpFocus;
-    else
-        the_one = m_bmpNormal;
-
-    if (!the_one.Ok()) the_one = m_bmpNormal;
-    if (!the_one.Ok()) return;
-
-    GdkBitmap *mask = (GdkBitmap *) NULL;
-    if (the_one.GetMask()) mask = the_one.GetMask()->GetBitmap();
-
-    GtkWidget *child = GTK_BIN(m_widget)->child;
-    if (child == NULL)
-    {
-        // initial bitmap
-        GtkWidget *pixmap;
-
-        if (the_one.HasPixbuf())
-            pixmap = gtk_image_new_from_pixbuf(the_one.GetPixbuf());
-        else
-            pixmap = gtk_image_new_from_pixmap(the_one.GetPixmap(), mask);
-
-        gtk_widget_show(pixmap);
-        gtk_container_add(GTK_CONTAINER(m_widget), pixmap);
-    }
-    else
-    {   // subsequent bitmaps
-        GtkImage *pixmap = GTK_IMAGE(child);
-        if (the_one.HasPixbuf())
-            gtk_image_set_from_pixbuf(pixmap, the_one.GetPixbuf());
-        else
-            gtk_image_set_from_pixmap(pixmap, the_one.GetPixmap(), mask);
+        // we need to adjust the size after setting the bitmap as it may be too
+        // big for the default button size
+        SetInitialSize(size);

     }
     }

-}
-
-wxSize wxBitmapButton::DoGetBestSize() const
-{
-    return wxControl::DoGetBestSize();
-}
-
-bool wxBitmapButton::Enable( bool enable )
-{
-    if ( !wxWindow::Enable(enable) )
-        return false;
-
-    OnSetBitmap();

 
     return true;
 }
 
     return true;
 }

-
-void wxBitmapButton::HasFocus()
-{
-    m_hasFocus = true;
-    OnSetBitmap();
-}
-
-void wxBitmapButton::NotFocus()
-{
-    m_hasFocus = false;
-    OnSetBitmap();
-}
-
-void wxBitmapButton::StartSelect()
-{
-    m_isSelected = true;
-    OnSetBitmap();
-}
-
-void wxBitmapButton::EndSelect()
-{
-    m_isSelected = false;
-    OnSetBitmap();
-}
-

 #endif // wxUSE_BMPBUTTON
 #endif // wxUSE_BMPBUTTON