X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/ccc585e5712ea4790df84064a7df9cba01bb0810..cdbd62d6ff290fd58acd1bc5574dfc79db3a6f70:/src/gtk/stattext.cpp diff --git a/src/gtk/stattext.cpp b/src/gtk/stattext.cpp index 8185ab3e26..959c649f9a 100644 --- a/src/gtk/stattext.cpp +++ b/src/gtk/stattext.cpp @@ -1,28 +1,25 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: stattext.cpp +// Name: src/gtk/stattext.cpp // Purpose: // Author: Robert Roebling -// 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 "gdk/gdk.h" -#include "gtk/gtk.h" +#include +#include "wx/gtk/private.h" //----------------------------------------------------------------------------- // wxStaticText //----------------------------------------------------------------------------- -IMPLEMENT_DYNAMIC_CLASS(wxStaticText,wxControl) - wxStaticText::wxStaticText() { } @@ -35,7 +32,7 @@ wxStaticText::wxStaticText(wxWindow *parent, 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, @@ -46,77 +43,211 @@ bool wxStaticText::Create(wxWindow *parent, long style, const wxString &name ) { - m_needParent = TRUE; - - wxSize newSize = size; + if (!PreCreation( parent, pos, size ) || + !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name )) + { + wxFAIL_MSG( wxT("wxStaticText creation failed") ); + return false; + } - PreCreation( parent, id, pos, size, style, name ); - - // notice that we call the base class version which will just remove the - // '&' characters from the string, but not set the label's text to it - // because the label is not yet created and because SetLabel() has a side - // effect of changing the control size which might not be desirable - wxControl::SetLabel(label); - m_widget = gtk_label_new( m_label.mbc_str() ); + m_widget = gtk_label_new(NULL); + g_object_ref(m_widget); GtkJustification justify; - if ( style & wxALIGN_CENTER ) + if ( style & wxALIGN_CENTER_HORIZONTAL ) justify = GTK_JUSTIFY_CENTER; else if ( style & wxALIGN_RIGHT ) justify = GTK_JUSTIFY_RIGHT; - else // wxALIGN_LEFT is 0 + else justify = GTK_JUSTIFY_LEFT; + + if (GetLayoutDirection() == wxLayout_RightToLeft) + { + if (justify == GTK_JUSTIFY_RIGHT) + justify = GTK_JUSTIFY_LEFT; + else if (justify == GTK_JUSTIFY_LEFT) + justify = GTK_JUSTIFY_RIGHT; + } + gtk_label_set_justify(GTK_LABEL(m_widget), justify); - gtk_misc_set_alignment(GTK_MISC(m_widget), 0.0, 0.0); - - GtkRequisition req; - (* GTK_WIDGET_CLASS( GTK_OBJECT(m_widget)->klass )->size_request ) (m_widget, &req ); - if (newSize.x == -1) newSize.x = req.width; - if (newSize.y == -1) newSize.y = req.height; + // 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 ); + + // 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); - SetSize( newSize.x, newSize.y ); + gtk_label_set_line_wrap( GTK_LABEL(m_widget), TRUE ); + + SetLabel(label); m_parent->DoAddChild( this ); - PostCreation(); + PostCreation(size); - SetBackgroundColour( parent->GetBackgroundColour() ); - SetForegroundColour( parent->GetForegroundColour() ); - SetFont( parent->GetFont() ); + return true; +} - Show( TRUE ); +void wxStaticText::GTKDoSetLabel(GTKLabelSetter setter, const wxString& label) +{ + wxCHECK_RET( m_widget != NULL, wxT("invalid static text") ); + + InvalidateBestSize(); + + (this->*setter)(GTK_LABEL(m_widget), label); - return TRUE; + // adjust the label size to the new label unless disabled + if ( !HasFlag(wxST_NO_AUTORESIZE) && + !IsEllipsized() ) // if ellipsization is ON, then we don't want to get resized! + SetSize( GetBestSize() ); } -wxString wxStaticText::GetLabel(void) const +void wxStaticText::SetLabel(const wxString& label) { - char *str = (char *) NULL; - gtk_label_get( GTK_LABEL(m_widget), &str ); + m_labelOrig = label; - return wxString(str); + GTKDoSetLabel(&wxStaticText::GTKSetLabelForLabel, label); } -void wxStaticText::SetLabel( const wxString &label ) +#if wxUSE_MARKUP + +bool wxStaticText::DoSetLabelMarkup(const wxString& markup) { - wxControl::SetLabel(label); + const wxString stripped = RemoveMarkup(markup); + if ( stripped.empty() && !markup.empty() ) + return false; - gtk_label_set( GTK_LABEL(m_widget), m_label.mbc_str() ); + m_labelOrig = stripped; - // adjust the label size to the new label + GTKDoSetLabel(&wxStaticText::GTKSetLabelWithMarkupForLabel, markup); - // TODO there should be a way to prevent SetLabel() from doing it (an - // additional parameter?) - GtkRequisition req; - (* GTK_WIDGET_CLASS( GTK_OBJECT(m_widget)->klass )->size_request ) (m_widget, &req ); + return true; +} + +#endif // wxUSE_MARKUP + +bool wxStaticText::SetFont( const wxFont &font ) +{ + const bool wasUnderlined = GetFont().GetUnderlined(); + const bool wasStrickenThrough = GetFont().GetStrikethrough(); + + bool ret = wxControl::SetFont(font); + + const bool isUnderlined = GetFont().GetUnderlined(); + const bool isStrickenThrough = GetFont().GetStrikethrough(); + + if ( (isUnderlined != wasUnderlined) || + (isStrickenThrough != wasStrickenThrough) ) + { + // We need to update the Pango attributes used for the text. + if ( isUnderlined || isStrickenThrough ) + { + 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); + } + 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 + if (!HasFlag(wxST_NO_AUTORESIZE)) + { + SetSize( GetBestSize() ); + } + return ret; +} - SetSize( req.width, req.height ); +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) + // 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; +#endif + 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 +#endif + + // Adding 1 to width to workaround GTK sometimes wrapping the text needlessly + size.x++; + CacheBestSize(size); + return size; +} + +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); } -void wxStaticText::ApplyWidgetStyle() +// static +wxVisualAttributes +wxStaticText::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant)) { - SetWidgetStyle(); - gtk_widget_set_style( m_widget, m_widgetStyle ); + return GetDefaultAttributesFromGTKWidget(gtk_label_new("")); } +#endif // wxUSE_STATTEXT