new file added

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

diff --git a/src/gtk/stattext.cpp b/src/gtk/stattext.cpp
index e0d277d91be0632e3d248bcdab5f3017b0dec30d..d30ee64a2e92e1b028754db6b7dd6a8d8a203b06 100644 (file)
--- a/src/gtk/stattext.cpp
+++ b/src/gtk/stattext.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        stattext.cpp
+// Name:        src/gtk/stattext.cpp

 // Purpose:
 // Author:      Robert Roebling
 // Id:          $Id$
 // Purpose:
 // Author:      Robert Roebling
 // Id:          $Id$


@@ -13,14 +13,14 @@
 #if wxUSE_STATTEXT
 
 #include "wx/stattext.h"
 #if wxUSE_STATTEXT
 
 #include "wx/stattext.h"

+
+#include <gtk/gtk.h>

 #include "wx/gtk/private.h"
 
 //-----------------------------------------------------------------------------
 // wxStaticText
 //-----------------------------------------------------------------------------
 
 #include "wx/gtk/private.h"
 
 //-----------------------------------------------------------------------------
 // wxStaticText
 //-----------------------------------------------------------------------------
 

-IMPLEMENT_DYNAMIC_CLASS(wxStaticText,wxControl)
-

 wxStaticText::wxStaticText()
 {
 }
 wxStaticText::wxStaticText()
 {
 }


@@ -52,6 +52,7 @@ bool wxStaticText::Create(wxWindow *parent,
     }
 
     m_widget = gtk_label_new(NULL);
     }
 
     m_widget = gtk_label_new(NULL);

+    g_object_ref(m_widget);

 
     GtkJustification justify;
     if ( style & wxALIGN_CENTER_HORIZONTAL )
 
     GtkJustification justify;
     if ( style & wxALIGN_CENTER_HORIZONTAL )


@@ -71,14 +72,10 @@ bool wxStaticText::Create(wxWindow *parent,
 
     gtk_label_set_justify(GTK_LABEL(m_widget), justify);
 
 
     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__
 #ifdef __WXGTK26__

+#ifndef __WXGTK3__

     if (!gtk_check_version(2,6,0))
     if (!gtk_check_version(2,6,0))

+#endif

     {
         // set ellipsize mode
         PangoEllipsizeMode ellipsizeMode = PANGO_ELLIPSIZE_NONE;
     {
         // set ellipsize mode
         PangoEllipsizeMode ellipsizeMode = PANGO_ELLIPSIZE_NONE;


@@ -93,6 +90,12 @@ bool wxStaticText::Create(wxWindow *parent,
     }
 #endif // __WXGTK26__
 
     }
 #endif // __WXGTK26__
 

+    // 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 );
+

     SetLabel(label);
 
     m_parent->DoAddChild( this );
     SetLabel(label);
 
     m_parent->DoAddChild( this );


@@ -102,67 +105,102 @@ bool wxStaticText::Create(wxWindow *parent,
     return true;
 }
 
     return true;
 }
 

-void wxStaticText::SetLabel( const wxString& str )
+void wxStaticText::GTKDoSetLabel(GTKLabelSetter setter, const wxString& label)

 {
     wxCHECK_RET( m_widget != NULL, wxT("invalid static text") );
 
 {
     wxCHECK_RET( m_widget != NULL, wxT("invalid static text") );
 

-    // save the label inside m_labelOrig in case user calls GetLabel() later
-    m_labelOrig = str;
-

     InvalidateBestSize();
 
     InvalidateBestSize();
 

-    wxString label(str);
-    if (gtk_check_version(2,6,0) &&
-        IsEllipsized())
+#ifndef __WXGTK3__
+    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();
+        // GTK+ < 2.6 does not support ellipsization so we need to do it
+        // manually and as our ellipsization code doesn't deal with markup, we
+        // have no choice but to ignore it in this case and always use plain
+        // text.
+        GTKSetLabelForLabel(GTK_LABEL(m_widget), GetEllipsizedLabel());
+    }
+    else // Ellipsization not needed or supported by GTK+.
+#endif
+    {
+        (this->*setter)(GTK_LABEL(m_widget), label);

     }
     }

-
-    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
 
     // 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!
+    if ( !HasFlag(wxST_NO_AUTORESIZE) &&
+         !IsEllipsized() )  // if ellipsization is ON, then we don't want to get resized!

         SetSize( GetBestSize() );
 }
 
         SetSize( GetBestSize() );
 }
 

+void wxStaticText::SetLabel(const wxString& label)
+{
+    m_labelOrig = label;
+
+    GTKDoSetLabel(&wxStaticText::GTKSetLabelForLabel, label);
+}
+
+#if wxUSE_MARKUP
+
+bool wxStaticText::DoSetLabelMarkup(const wxString& markup)
+{
+    const wxString stripped = RemoveMarkup(markup);
+    if ( stripped.empty() && !markup.empty() )
+        return false;
+
+    m_labelOrig = stripped;
+
+    GTKDoSetLabel(&wxStaticText::GTKSetLabelWithMarkupForLabel, markup);
+
+    return true;
+}
+
+#endif // wxUSE_MARKUP
+

 bool wxStaticText::SetFont( const wxFont &font )
 {
     const bool wasUnderlined = GetFont().GetUnderlined();
 bool wxStaticText::SetFont( const wxFont &font )
 {
     const bool wasUnderlined = GetFont().GetUnderlined();

+    const bool wasStrickenThrough = GetFont().GetStrikethrough();

 
     bool ret = wxControl::SetFont(font);
 
 
     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);
+    const bool isUnderlined = GetFont().GetUnderlined();
+    const bool isStrickenThrough = GetFont().GetStrikethrough();

 
 

-        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
+    if ( (isUnderlined != wasUnderlined) ||
+            (isStrickenThrough != wasStrickenThrough) )
+    {
+        // We need to update the Pango attributes used for the text.
+        if ( isUnderlined || isStrickenThrough )

         {
         {

-            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);
+            PangoAttrList* const attrs = pango_attr_list_new();
+            if ( isUnderlined )
+            {
+                PangoAttribute *a = pango_attr_underline_new(PANGO_UNDERLINE_SINGLE);
+                a->start_index = 0;
+                a->end_index = (guint)-1;
+                pango_attr_list_insert(attrs, a);
+            }
+
+            if ( isStrickenThrough )
+            {
+                PangoAttribute *a = pango_attr_strikethrough_new( TRUE );
+                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);
         }
             gtk_label_set_attributes(GTK_LABEL(m_widget), attrs);
             pango_attr_list_unref(attrs);
         }

+        else // No special attributes any more.
+        {
+            // Just remove any attributes we had set.
+            gtk_label_set_attributes(GTK_LABEL(m_widget), NULL);
+        }
+
+        // The underlines for mnemonics are incompatible with using attributes
+        // so turn them off when setting underlined font.
+        gtk_label_set_use_underline(GTK_LABEL(m_widget), !isUnderlined);

     }
 
     // adjust the label size to the new label unless disabled
     }
 
     // adjust the label size to the new label unless disabled


@@ -174,17 +212,19 @@ bool wxStaticText::SetFont( const wxFont &font )
 }
 
 void wxStaticText::DoSetSize(int x, int y,
 }
 
 void wxStaticText::DoSetSize(int x, int y,

-                           int width, int height,
-                           int sizeFlags )
+                             int width, int height,
+                             int sizeFlags )

 {
     wxStaticTextBase::DoSetSize(x, y, width, height, sizeFlags);
 
 {
     wxStaticTextBase::DoSetSize(x, y, width, height, sizeFlags);
 

+#ifndef __WXGTK3__

     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();
     }
     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();
     }

+#endif

 }
 
 wxSize wxStaticText::DoGetBestSize() const
 }
 
 wxSize wxStaticText::DoGetBestSize() const


@@ -196,11 +236,19 @@ wxSize wxStaticText::DoGetBestSize() const
     // 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_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)

+    // With GTK3 however, there is no simple alternative, and the sizing loop
+    // no longer seems to occur.
+#ifdef __WXGTK3__
+    gtk_label_set_line_wrap(GTK_LABEL(m_widget), false);
+#else

     GTK_LABEL(m_widget)->wrap = FALSE;
     GTK_LABEL(m_widget)->wrap = FALSE;

-
+#endif

     wxSize size = wxStaticTextBase::DoGetBestSize();
     wxSize size = wxStaticTextBase::DoGetBestSize();

-
+#ifdef __WXGTK3__
+    gtk_label_set_line_wrap(GTK_LABEL(m_widget), true);
+#else

     GTK_LABEL(m_widget)->wrap = TRUE; // restore old value
     GTK_LABEL(m_widget)->wrap = TRUE; // restore old value

+#endif

 
     // Adding 1 to width to workaround GTK sometimes wrapping the text needlessly
     size.x++;
 
     // Adding 1 to width to workaround GTK sometimes wrapping the text needlessly
     size.x++;