X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/58614078c466cffaf0e5d0369741706f130fb793..345bdf13c073dde5f81ff8b91640232dd09445ee:/src/gtk/stattext.cpp diff --git a/src/gtk/stattext.cpp b/src/gtk/stattext.cpp index 48a3173820..812a9839b2 100644 --- a/src/gtk/stattext.cpp +++ b/src/gtk/stattext.cpp @@ -4,15 +4,24 @@ // 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/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 @@ -20,103 +29,186 @@ 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 ); } -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(); - - SetBackgroundColour( parent->GetBackgroundColour() ); - SetForegroundColour( parent->GetForegroundColour() ); - - Show( TRUE ); + m_needParent = TRUE; + + if (!PreCreation( parent, pos, size ) || + !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name )) + { + wxFAIL_MSG( wxT("wxStaticText creation failed") ); + return FALSE; + } + + // 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( wxGTK_CONV( 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); + + // 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 ); + + m_parent->DoAddChild( this ); + + PostCreation(size); - return TRUE; + // the bug below only happens with GTK 2 +#ifdef __WXGTK20__ + 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) + gtk_signal_disconnect_by_func + ( + GTK_OBJECT(m_widget), + GTK_SIGNAL_FUNC(wxgtk_window_size_request_callback), + (gpointer) this + ); + } +#endif // __WXGTK20__ + + return TRUE; } -wxString wxStaticText::GetLabel(void) const +wxString wxStaticText::GetLabel() const { - char *str = (char *) NULL; - gtk_label_get( GTK_LABEL(m_widget), &str ); - wxString tmp( str ); - return tmp; + GtkLabel *label = GTK_LABEL(m_widget); + +#ifdef __WXGTK20__ + wxString str = wxGTK_CONV_BACK( gtk_label_get_text( label ) ); +#else + wxString str = wxString( label->label ); +#endif + + return wxString(str); } void wxStaticText::SetLabel( const wxString &label ) { - wxControl::SetLabel(label); + wxControl::SetLabel(label); + +#ifdef __WXGTK20__ + // Build the colorized version of the label (markup only allowed + // under GTK2): + if (m_foregroundColour.Ok()) + { + // If the color has been set, create a markup string to pass to + // the label setter + wxString colorlabel; + colorlabel.Printf(_T("%s"), + m_foregroundColour.Red(), m_foregroundColour.Green(), + m_foregroundColour.Blue(), + wxEscapeStringForPangoMarkup(label).c_str()); + gtk_label_set_markup( GTK_LABEL(m_widget), wxGTK_CONV( colorlabel ) ); + } + else +#endif + gtk_label_set( GTK_LABEL(m_widget), wxGTK_CONV( m_label ) ); + + // adjust the label size to the new label unless disabled + if (!HasFlag(wxST_NO_AUTORESIZE)) + { + InvalidateBestSize(); + SetSize( GetBestSize() ); + } +} + +bool wxStaticText::SetFont( const wxFont &font ) +{ + bool ret = wxControl::SetFont(font); + + // 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 ); +} + +wxSize wxStaticText::DoGetBestSize() const +{ + // Do not return any arbitrary default value... + wxASSERT_MSG( m_widget, wxT("wxStaticText::DoGetBestSize called before creation") ); - gtk_label_set( GTK_LABEL(m_widget), m_label ); +#ifndef __WXGTK20__ + // This resets the internal GTK1 size calculation, which + // otherwise would be cashed (incorrectly) + gtk_label_set_pattern( GTK_LABEL(m_widget), NULL ); +#endif + + // GetBestSize is supposed to return unwrapped size + gtk_label_set_line_wrap( GTK_LABEL(m_widget), 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_set_line_wrap( GTK_LABEL(m_widget), TRUE ); + + return wxSize (req.width, req.height); } -void wxStaticText::ApplyWidgetStyle() +bool wxStaticText::SetForegroundColour(const wxColour& colour) { - SetWidgetStyle(); - gtk_widget_set_style( m_widget, m_widgetStyle ); + // 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; } - + +// static +wxVisualAttributes +wxStaticText::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant)) +{ + return GetDefaultAttributesFromGTKWidget(gtk_label_new); +} + +#endif // wxUSE_STATTEXT