X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c67daf87774c71ae9f73af9969008af220e52a11..135b23b266fffceb26b29d832c7d25db99038d0d:/src/gtk/stattext.cpp diff --git a/src/gtk/stattext.cpp b/src/gtk/stattext.cpp index 502014914f..e9366a1e38 100644 --- a/src/gtk/stattext.cpp +++ b/src/gtk/stattext.cpp @@ -2,18 +2,18 @@ // 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" //----------------------------------------------------------------------------- // wxStaticText @@ -21,93 +21,223 @@ 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 ) +bool wxStaticText::Create(wxWindow *parent, + wxWindowID id, + const wxString &label, + const wxPoint &pos, + const wxSize &size, + long style, + const wxString &name ) { - 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 ); - if (x > newSize.x) { - newSize.x = x; - } - *nl++ = '\n'; - if ((nl = strchr(s = nl, '\n'))) { - ++y; - } else { - int x = gdk_string_measure( m_widget->style->font, s ); - if (x > newSize.x) { - newSize.x = x; - } - } - } while (nl); - } else { - newSize.x = gdk_string_measure( m_widget->style->font, label ); - } - } - if (newSize.y == -1) { - if (y == 1) { - newSize.y = 26; - } else { - newSize.y - = y * (m_widget->style->font->ascent +m_widget->style->font->descent); - } - } - - SetSize( newSize.x, newSize.y ); - - PostCreation(); - - Show( TRUE ); - - return TRUE; -}; - -wxString wxStaticText::GetLabel(void) const + 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); + g_object_ref(m_widget); + + GtkJustification justify; + if ( style & wxALIGN_CENTER_HORIZONTAL ) + justify = GTK_JUSTIFY_CENTER; + else if ( style & wxALIGN_RIGHT ) + justify = GTK_JUSTIFY_RIGHT; + 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_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); + + return true; +} + +void wxStaticText::SetLabel( const wxString& str ) +{ + 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(); + + 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() ); +} + +bool wxStaticText::SetFont( const wxFont &font ) +{ + 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)) + { + SetSize( GetBestSize() ); + } + return ret; +} + +void wxStaticText::DoSetSize(int x, int y, + int width, int height, + int sizeFlags ) +{ + wxStaticTextBase::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; + + wxSize size = wxStaticTextBase::DoGetBestSize(); + + GTK_LABEL(m_widget)->wrap = TRUE; // restore old value + + // 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) { - char *str = (char *) NULL; - gtk_label_get( GTK_LABEL(m_widget), &str ); - wxString tmp( str ); - return tmp; -}; + GTKSetLabelForLabel(GTK_LABEL(m_widget), str); +} -void wxStaticText::SetLabel( const wxString &label ) +// static +wxVisualAttributes +wxStaticText::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant)) { - wxControl::SetLabel(label); + return GetDefaultAttributesFromGTKWidget(gtk_label_new); +} - gtk_label_set( GTK_LABEL(m_widget), m_label ); -}; +#endif // wxUSE_STATTEXT