+bool wxButton::Create(wxWindow *parent,
+ wxWindowID id,
+ const wxString &label,
+ const wxPoint& pos,
+ const wxSize& size,
+ long style,
+ const wxValidator& validator,
+ const wxString& name)
+{
+ if (!PreCreation( parent, pos, size ) ||
+ !CreateBase( parent, id, pos, size, style, validator, name ))
+ {
+ wxFAIL_MSG( wxT("wxButton creation failed") );
+ return false;
+ }
+
+ // create either a standard button with text label (which may still contain
+ // an image under GTK+ 2.6+) or a bitmap-only button if we don't have any
+ // label
+ const bool
+ useLabel = !(style & wxBU_NOTEXT) && (!label.empty() || wxIsStockID(id));
+ if ( useLabel )
+ {
+ m_widget = gtk_button_new_with_mnemonic("");
+ }
+ else // no label, suppose we will have a bitmap
+ {
+ m_widget = gtk_button_new();
+
+ GtkWidget *image = gtk_image_new();
+ gtk_widget_show(image);
+ gtk_container_add(GTK_CONTAINER(m_widget), image);
+ }
+
+ g_object_ref(m_widget);
+
+ float x_alignment = 0.5;
+ if (HasFlag(wxBU_LEFT))
+ x_alignment = 0.0;
+ else if (HasFlag(wxBU_RIGHT))
+ x_alignment = 1.0;
+
+ float y_alignment = 0.5;
+ if (HasFlag(wxBU_TOP))
+ y_alignment = 0.0;
+ else if (HasFlag(wxBU_BOTTOM))
+ y_alignment = 1.0;
+
+ gtk_button_set_alignment(GTK_BUTTON(m_widget), x_alignment, y_alignment);
+
+ if ( useLabel )
+ SetLabel(label);
+
+ if (style & wxNO_BORDER)
+ gtk_button_set_relief( GTK_BUTTON(m_widget), GTK_RELIEF_NONE );
+
+ g_signal_connect_after (m_widget, "clicked",
+ G_CALLBACK (wxgtk_button_clicked_callback),
+ this);
+
+ g_signal_connect_after (m_widget, "style_set",
+ G_CALLBACK (wxgtk_button_style_set_callback),
+ this);
+
+ m_parent->DoAddChild( this );
+
+ PostCreation(size);
+
+ return true;
+}
+
+
+wxWindow *wxButton::SetDefault()
+{
+ wxWindow *oldDefault = wxButtonBase::SetDefault();
+
+ gtk_widget_set_can_default(m_widget, TRUE);
+ gtk_widget_grab_default( m_widget );
+
+ // resize for default border
+ wxgtk_button_style_set_callback( m_widget, NULL, this );
+
+ return oldDefault;
+}
+
+/* static */
+wxSize wxButtonBase::GetDefaultSize()
+{
+ 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;
+}
+
+void wxButton::SetLabel( const wxString &lbl )
+{
+ wxCHECK_RET( m_widget != NULL, wxT("invalid button") );
+
+ wxString label(lbl);
+
+ if (label.empty() && wxIsStockID(m_windowId))
+ label = wxGetStockLabel(m_windowId);
+
+ wxControl::SetLabel(label);
+
+ // don't use label if it was explicitly disabled
+ if ( HasFlag(wxBU_NOTEXT) )
+ return;
+
+ 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;
+ }
+ }
+
+ // this call is necessary if the button had been initially created without
+ // a (text) label -- then we didn't use gtk_button_new_with_mnemonic() and
+ // so "use-underline" GtkButton property remained unset
+ gtk_button_set_use_underline(GTK_BUTTON(m_widget), TRUE);
+ const wxString labelGTK = GTKConvertMnemonics(label);
+ gtk_button_set_label(GTK_BUTTON(m_widget), wxGTK_CONV(labelGTK));
+ gtk_button_set_use_stock(GTK_BUTTON(m_widget), FALSE);
+
+ GTKApplyWidgetStyle( false );
+}
+
+#if wxUSE_MARKUP
+bool wxButton::DoSetLabelMarkup(const wxString& markup)
+{
+ wxCHECK_MSG( m_widget != NULL, false, "invalid button" );
+
+ const wxString stripped = RemoveMarkup(markup);
+ if ( stripped.empty() && !markup.empty() )
+ return false;
+
+ wxControl::SetLabel(stripped);
+
+ GtkLabel * const label = GTKGetLabel();
+ wxCHECK_MSG( label, false, "no label in this button?" );
+
+ GTKSetLabelWithMarkupForLabel(label, markup);
+
+ return true;
+}
+#endif // wxUSE_MARKUP
+
+bool wxButton::Enable( bool enable )
+{
+ if (!base_type::Enable(enable))
+ return false;
+
+ gtk_widget_set_sensitive(gtk_bin_get_child(GTK_BIN(m_widget)), enable);
+
+ if (enable)
+ GTKFixSensitivity();
+
+ GTKUpdateBitmap();
+
+ return true;
+}
+
+GdkWindow *wxButton::GTKGetWindow(wxArrayGdkWindows& WXUNUSED(windows)) const
+{
+ return GTK_BUTTON(m_widget)->event_window;
+}
+
+GtkLabel *wxButton::GTKGetLabel() const
+{
+ GtkWidget* child = gtk_bin_get_child(GTK_BIN(m_widget));
+ if ( GTK_IS_ALIGNMENT(child) )
+ {
+ GtkWidget* box = gtk_bin_get_child(GTK_BIN(child));
+ GtkLabel* label = NULL;
+ GList* list = gtk_container_get_children(GTK_CONTAINER(box));
+ for (GList* item = list; item; item = item->next)
+ {
+ GtkBoxChild* boxChild = static_cast<GtkBoxChild*>(item->data);
+ if ( GTK_IS_LABEL(boxChild->widget) )
+ label = GTK_LABEL(boxChild->widget);
+ }
+ g_list_free(list);
+
+ return label;
+ }
projects / wxWidgets.git / blobdiff