// Name: stattext.cpp
// Purpose:
// Author: Robert Roebling
-// Created: 01/02/97
-// Id:
-// Copyright: (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
-// Licence: wxWindows licence
+// Id: $Id$
+// Copyright: (c) 1998 Robert Roebling
+// 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/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
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)
{
-};
+ Create( parent, id, label, pos, size, style, name );
+}
-wxStaticText::wxStaticText( wxWindow *parent, wxWindowID id, const wxString &label,
- const wxPoint &pos, const wxSize &size,
- const long style, const wxString &name )
+bool wxStaticText::Create(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 );
-};
+ 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);
-bool wxStaticText::Create( wxWindow *parent, wxWindowID id, const wxString &label,
- const wxPoint &pos, const wxSize &size,
- const long style, const wxString &name )
+ 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;
+}
+
+wxString wxStaticText::GetLabel() const
{
- m_needParent = TRUE;
-
- wxSize newSize = size;
-
- PreCreation( parent, id, pos, size, style, name );
-
- m_widget = gtk_label_new( label );
-
- if (newSize.x == -1) newSize.x = gdk_string_measure( m_widget->style->font, label );
- if (newSize.y == -1) newSize.y = 26;
- SetSize( newSize.x, newSize.y );
-
- PostCreation();
-
- Show( TRUE );
-
- return TRUE;
-};
-
-wxString wxStaticText::GetLabel(void) const
+ // 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();
+}
+
+void wxStaticText::SetLabel( const wxString& str )
{
- char *str = 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.
-void wxStaticText::SetLabel( const wxString &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() );
+}
+
+bool wxStaticText::SetFont( const wxFont &font )
{
- gtk_label_set( GTK_LABEL(m_widget), 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);
+
+ 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::DoSetSize(int x, int y,
+ int width, int height,
+ int sizeFlags )
+{
+ 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
projects / wxWidgets.git / blobdiff