]> git.saurik.com Git - wxWidgets.git/blobdiff - src/gtk1/button.cpp
Doc tweaks
[wxWidgets.git] / src / gtk1 / button.cpp
index 5f2aa87a8023577558eda884038fa88a74424c71..aec633f4503d231f87cf8a9f15f97e672098e0d4 100644 (file)
@@ -4,7 +4,7 @@
 // Author:      Robert Roebling
 // Id:          $Id$
 // Copyright:   (c) 1998 Robert Roebling
-// Licence:     wxWidgets licence
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
 #if wxUSE_BUTTON
 
 #include "wx/button.h"
+#include "wx/stockitem.h"
 
 #include "wx/gtk/private.h"
+#include "wx/gtk/win_gtk.h"
 
 //-----------------------------------------------------------------------------
 // classes
@@ -58,6 +60,50 @@ static void gtk_button_clicked_callback( GtkWidget *WXUNUSED(widget), wxButton *
     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
 //-----------------------------------------------------------------------------
@@ -108,7 +154,11 @@ bool wxButton::Create(  wxWindow *parent, wxWindowID id, const wxString &label,
     wxControl::SetLabel( label );
 */
 
+#ifdef __WXGTK20__
+    m_widget = gtk_button_new_with_mnemonic("");
+#else
     m_widget = gtk_button_new_with_label("");
+#endif
 
     float x_alignment = 0.5;
     if (HasFlag(wxBU_LEFT))
@@ -122,23 +172,37 @@ bool wxButton::Create(  wxWindow *parent, wxWindowID id, const wxString &label,
     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 );
 
-    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_connect_after( GTK_OBJECT(m_widget), "style_set",
+      GTK_SIGNAL_FUNC(gtk_button_style_set_callback), (gpointer*) this );
+      
     m_parent->DoAddChild( this );
 
     PostCreation(size);
 
-    return TRUE;
+    return true;
 }
+    
 
 void wxButton::SetDefault()
 {
@@ -149,27 +213,81 @@ void wxButton::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 );
+    
+    // resize for default border
+    gtk_button_style_set_callback( m_widget, NULL, this );
 }
 
 /* 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);
+#endif
 }
 
-void wxButton::SetLabel( const wxString &label )
+void wxButton::SetLabel( const wxString &lbl )
 {
     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__
-    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
-    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
 }
 
@@ -192,11 +310,10 @@ bool wxButton::IsOwnGtkWindow( GdkWindow *window )
 #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
@@ -226,9 +343,12 @@ wxSize wxButton::DoGetBestSize() const
     
     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;
 }