Applied patch [ 1701723 ] wxAUI: Added event for doubleclicks on the tabbar bg

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

diff --git a/src/gtk/stattext.cpp b/src/gtk/stattext.cpp
index fd3c5ee83d3ba2fd19499e75e93023ea46792340..a10e98f85bce2f78c4b6b83d4c17298d1fb6a2ff 100644 (file)
--- a/src/gtk/stattext.cpp
+++ b/src/gtk/stattext.cpp
@@ -4,15 +4,24 @@
 // Author:      Robert Roebling
 // Id:          $Id$
 // Copyright:   (c) 1998 Robert Roebling
 // Author:      Robert Roebling
 // Id:          $Id$
 // Copyright:   (c) 1998 Robert Roebling

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

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

+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"

 
 

-#ifdef __GNUG__
-#pragma implementation "stattext.h"
-#endif
+#if wxUSE_STATTEXT

 
 #include "wx/stattext.h"
 
 #include "wx/stattext.h"

+#include "wx/gtk/private.h"
+
+#include "gdk/gdk.h"
+#include "gtk/gtk.h"
+
+extern "C"
+void wxgtk_window_size_request_callback(GtkWidget *widget,
+                                        GtkRequisition *requisition,
+                                        wxWindow *win);

 
 //-----------------------------------------------------------------------------
 // wxStaticText
 
 //-----------------------------------------------------------------------------
 // wxStaticText


@@ -20,108 +29,251 @@
 
 IMPLEMENT_DYNAMIC_CLASS(wxStaticText,wxControl)
 
 
 IMPLEMENT_DYNAMIC_CLASS(wxStaticText,wxControl)
 

-wxStaticText::wxStaticText(void)
+wxStaticText::wxStaticText()

 {
 }
 
 {
 }
 

-wxStaticText::wxStaticText( wxWindow *parent, wxWindowID id, const wxString &label, 
-      const wxPoint &pos, const wxSize &size, 
-      long style, const wxString &name )
+wxStaticText::wxStaticText(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 );
+    Create( parent, id, label, pos, size, style, name );
+}
+
+bool wxStaticText::Create(wxWindow *parent,
+                          wxWindowID id,
+                          const wxString &label,
+                          const wxPoint &pos,
+                          const wxSize &size,
+                          long style,
+                          const wxString &name )
+{
+    if (!PreCreation( parent, pos, size ) ||
+        !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name ))
+    {
+        wxFAIL_MSG( wxT("wxStaticText creation failed") );
+        return false;
+    }
+
+    m_widget = gtk_label_new(NULL);
+
+    GtkJustification justify;
+    if ( style & wxALIGN_CENTER )
+      justify = GTK_JUSTIFY_CENTER;
+    else if ( style & wxALIGN_RIGHT )
+      justify = GTK_JUSTIFY_RIGHT;
+    else // wxALIGN_LEFT is 0
+      justify = GTK_JUSTIFY_LEFT;
+
+    if (GetLayoutDirection() == wxLayout_RightToLeft)
+    {
+         if (justify == GTK_JUSTIFY_RIGHT)
+            justify = GTK_JUSTIFY_LEFT;
+         if (justify == GTK_JUSTIFY_LEFT)
+            justify = GTK_JUSTIFY_RIGHT;
+    }
+
+    gtk_label_set_justify(GTK_LABEL(m_widget), justify);
+
+    // GTK_JUSTIFY_LEFT is 0, RIGHT 1 and CENTER 2
+    static const float labelAlignments[] = { 0.0, 1.0, 0.5 };
+    gtk_misc_set_alignment(GTK_MISC(m_widget), labelAlignments[justify], 0.0);
+
+    gtk_label_set_line_wrap( GTK_LABEL(m_widget), TRUE );
+
+#ifdef __WXGTK26__
+    if (!gtk_check_version(2,6,0))
+    {
+        // set ellipsize mode
+        PangoEllipsizeMode ellipsizeMode = PANGO_ELLIPSIZE_NONE;
+        if ( style & wxST_ELLIPSIZE_START )
+            ellipsizeMode = PANGO_ELLIPSIZE_START;
+        else if ( style & wxST_ELLIPSIZE_MIDDLE )
+            ellipsizeMode = PANGO_ELLIPSIZE_MIDDLE;
+        else if ( style & wxST_ELLIPSIZE_END )
+            ellipsizeMode = PANGO_ELLIPSIZE_END;
+
+        gtk_label_set_ellipsize( GTK_LABEL(m_widget), ellipsizeMode );
+    }
+#endif // __WXGTK26__
+
+    SetLabel(label);
+
+    m_parent->DoAddChild( this );
+
+    PostCreation(size);
+
+    // the bug below only happens with GTK 2
+    if ( justify != GTK_JUSTIFY_LEFT )
+    {
+        // if we let GTK call wxgtk_window_size_request_callback the label
+        // always shrinks to its minimal size for some reason and so no
+        // alignment except the default left doesn't work (in fact it does,
+        // but you don't see it)
+        g_signal_handlers_disconnect_by_func (m_widget,
+                                              (gpointer) wxgtk_window_size_request_callback,
+                                              this);
+    }
+
+    return TRUE;

 }
 
 }
 

-bool wxStaticText::Create( wxWindow *parent, wxWindowID id, const wxString &label, 
-      const wxPoint &pos, const wxSize &size, 
-      long style, const wxString &name )
+wxString wxStaticText::GetLabel() const

 {
 {

-  m_needParent = TRUE;
-  
-  wxSize newSize = size;
-  
-  PreCreation( parent, id, pos, size, style, name );
-  
-  wxControl::SetLabel(label);
-  m_widget = gtk_label_new( m_label );
-
-  GtkJustification justify;
-  if ( style & wxALIGN_CENTER )
-    justify = GTK_JUSTIFY_CENTER;
-  else if ( style & wxALIGN_RIGHT )
-    justify = GTK_JUSTIFY_RIGHT;
-  else // wxALIGN_LEFT is 0
-    justify = GTK_JUSTIFY_LEFT;
-  gtk_label_set_justify(GTK_LABEL(m_widget), justify);
-  
-   int y = 1;
-   if (newSize.x == -1) 
-   {
-     char *s = WXSTRINGCAST m_label;
-     char *nl = strchr(s, '\n');
-     if (nl) 
-     {
-       do 
-       {
-         *nl = 0;
-         int x = gdk_string_measure( m_widget->style->font, s ) + 4;
-         if (x > newSize.x) newSize.x = x;
-         *nl++ = '\n';
-         ++y;
-         if (! (nl = strchr(s = nl, '\n'))) 
-         {
-        
-           int x = gdk_string_measure( m_widget->style->font, s ) + 4;
-           if (x > newSize.x) newSize.x = x;
-         }
-       } while (nl);
-     } 
-     else 
-     {
-       newSize.x = gdk_string_measure( m_widget->style->font, label ) + 4;
-     }
-   }
-   if (newSize.y == -1) 
-   {
-     if (y == 1) 
-       newSize.y = 26;
-     else
-       newSize.y = 4 + y * (m_widget->style->font->ascent + m_widget->style->font->descent + 2);
-   }
-  
-  SetSize( newSize.x, newSize.y );
-  
-  m_parent->AddChild( this );
-
-  (m_parent->m_insertCallback)( m_parent, this );
-  
-  PostCreation();
-  
-  SetBackgroundColour( parent->GetBackgroundColour() );
-  SetForegroundColour( parent->GetForegroundColour() );
-
-  Show( TRUE );
-    
-  return TRUE;
+    // we need to return the label just like it was passed to the last call
+    // to SetLabel(): i.e. with wx-style mnemonics and with markup
+    return wxControl::GetLabel();

 }
 
 }
 

-wxString wxStaticText::GetLabel(void) const
+void wxStaticText::SetLabel( const wxString& str )

 {
 {

-  char *str = (char *) NULL;
-  gtk_label_get( GTK_LABEL(m_widget), &str );
-  wxString tmp( str );
-  return tmp;
+    wxCHECK_RET( m_widget != NULL, wxT("invalid static text") );
+
+    // save the label inside m_labelOrig in case user calls GetLabel() later
+    m_labelOrig = str;
+
+    wxString label(str);
+    if (gtk_check_version(2,6,0) &&
+        IsEllipsized())
+    {
+        // GTK+ < 2.6 does not support ellipsization:
+        // since we need to use our generic code for ellipsization (which does not
+        // behaves well in conjunction with markup; i.e. it may break the markup
+        // validity erasing portions of the string), we also need to strip out
+        // the markup (if present) from the label.
+
+        label = GetEllipsizedLabelWithoutMarkup();
+    }
+
+    if ( HasFlag(wxST_MARKUP) )
+        GTKSetLabelWithMarkupForLabel(GTK_LABEL(m_widget), label);
+    else
+        GTKSetLabelForLabel(GTK_LABEL(m_widget), label);
+
+    // adjust the label size to the new label unless disabled
+    if ( !HasFlag(wxST_NO_AUTORESIZE) && 
+         !IsEllipsized() )  // if ellipsize is ON, then we don't want to get resized!
+        SetSize( GetBestSize() );

 }
 
 }
 

-void wxStaticText::SetLabel( const wxString &label )
+bool wxStaticText::SetFont( const wxFont &font )

 {
 {

-  wxControl::SetLabel(label);
+    const bool wasUnderlined = GetFont().GetUnderlined();
+
+    bool ret = wxControl::SetFont(font);
+
+    if ( font.GetUnderlined() != wasUnderlined )
+    {
+        // the underlines for mnemonics are incompatible with using attributes
+        // so turn them off when setting underlined font and restore them when
+        // unsetting it
+        gtk_label_set_use_underline(GTK_LABEL(m_widget), wasUnderlined);

 
 

-  gtk_label_set( GTK_LABEL(m_widget), m_label );
+        if ( wasUnderlined )
+        {
+            // it's not underlined any more, remove the attributes we set
+            gtk_label_set_attributes(GTK_LABEL(m_widget), NULL);
+        }
+        else // the text is underlined now
+        {
+            PangoAttrList *attrs = pango_attr_list_new();
+            PangoAttribute *a = pango_attr_underline_new(PANGO_UNDERLINE_SINGLE);
+            a->start_index = 0;
+            a->end_index = (guint)-1;
+            pango_attr_list_insert(attrs, a);
+            gtk_label_set_attributes(GTK_LABEL(m_widget), attrs);
+            pango_attr_list_unref(attrs);
+        }
+    }
+
+    // adjust the label size to the new label unless disabled
+    if (!HasFlag(wxST_NO_AUTORESIZE))
+    {
+        InvalidateBestSize();
+        SetSize( GetBestSize() );
+    }
+    return ret;

 }
 
 }
 

-void wxStaticText::ApplyWidgetStyle()
+void wxStaticText::DoSetSize(int x, int y,
+                           int width, int height,
+                           int sizeFlags )

 {
 {

-  SetWidgetStyle();
-  gtk_widget_set_style( m_widget, m_widgetStyle );
+    wxControl::DoSetSize( x, y, width, height, sizeFlags );
+
+    if (gtk_check_version(2,6,0))
+    {
+        // GTK+ < 2.6 does not support ellipsization - we need to run our
+        // generic code (actually it will be run only if IsEllipsized() == true)
+        UpdateLabel();
+    }

 }
 }

-  
+
+wxSize wxStaticText::DoGetBestSize() const
+{
+    // Do not return any arbitrary default value...
+    wxASSERT_MSG( m_widget, wxT("wxStaticText::DoGetBestSize called before creation") );
+
+    // GetBestSize is supposed to return unwrapped size but calling
+    // gtk_label_set_line_wrap() from here is a bad idea as it queues another
+    // size request by calling gtk_widget_queue_resize() and we end up in
+    // infinite loop sometimes (notably when the control is in a toolbar)
+    GTK_LABEL(m_widget)->wrap = FALSE;
+
+    GtkRequisition req;
+    req.width = -1;
+    req.height = -1;
+    (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(m_widget) )->size_request )
+        (m_widget, &req );
+
+    GTK_LABEL(m_widget)->wrap = TRUE; // restore old value
+
+    // Adding 1 to width to workaround GTK sometimes wrapping the text needlessly
+    return wxSize (req.width+1, req.height);
+}
+
+bool wxStaticText::SetForegroundColour(const wxColour& colour)
+{
+    // First, we call the base class member
+    wxControl::SetForegroundColour(colour);
+    // Then, to force the color change, we set the label with the current label
+    SetLabel(GetLabel());
+    return true;
+}
+
+bool wxStaticText::GTKWidgetNeedsMnemonic() const
+{
+    return true;
+}
+
+void wxStaticText::GTKWidgetDoSetMnemonic(GtkWidget* w)
+{
+    gtk_label_set_mnemonic_widget(GTK_LABEL(m_widget), w);
+}
+
+
+// These functions should be used only when GTK+ < 2.6 by wxStaticTextBase::UpdateLabel()
+
+wxString wxStaticText::DoGetLabel() const
+{
+    GtkLabel *label = GTK_LABEL(m_widget);
+    return wxGTK_CONV_BACK( gtk_label_get_text( label ) );
+}
+
+void wxStaticText::DoSetLabel(const wxString& str)
+{
+    GTKSetLabelForLabel(GTK_LABEL(m_widget), str);
+}
+
+// static
+wxVisualAttributes
+wxStaticText::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
+{
+    return GetDefaultAttributesFromGTKWidget(gtk_label_new);
+}
+
+#endif // wxUSE_STATTEXT