4e621d2471
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@72001 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
245 lines
8.0 KiB
C++
245 lines
8.0 KiB
C++
///////////////////////////////////////////////////////////////////////////////
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// Name: src/gtk/aboutdlg.cpp
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// Purpose: native GTK+ wxAboutBox() implementation
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// Author: Vadim Zeitlin
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// Created: 2006-10-08
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// RCS-ID: $Id$
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// Copyright: (c) 2006 Vadim Zeitlin <vadim@wxwindows.org>
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// Licence: wxWindows licence
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///////////////////////////////////////////////////////////////////////////////
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// ============================================================================
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// declarations
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// ============================================================================
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// ----------------------------------------------------------------------------
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// headers
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// ----------------------------------------------------------------------------
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// for compilers that support precompilation, includes "wx.h".
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#include "wx/wxprec.h"
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#if wxUSE_ABOUTDLG
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#include "wx/aboutdlg.h"
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#ifndef WX_PRECOMP
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#include "wx/utils.h" // for wxLaunchDefaultBrowser()
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#endif //WX_PRECOMP
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#include <gtk/gtk.h>
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#include "wx/gtk/private.h"
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#include "wx/gtk/private/gtk2-compat.h"
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// ----------------------------------------------------------------------------
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// GtkArray: temporary array of GTK strings
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// ----------------------------------------------------------------------------
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namespace
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{
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class GtkArray
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{
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public:
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// Create empty GtkArray
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GtkArray() : m_strings(0), m_count(0)
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{
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}
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// Create GtkArray from wxArrayString. Note that the created object is
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// only valid as long as 'a' is!
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GtkArray(const wxArrayString& a)
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{
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m_count = a.size();
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m_strings = new const gchar *[m_count + 1];
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for ( size_t n = 0; n < m_count; n++ )
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{
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#if wxUSE_UNICODE
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// notice that there is no need to copy the string pointer here
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// because this class is used only as a temporary and during its
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// existence the pointer persists in wxString which uses it either
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// for internal representation (in wxUSE_UNICODE_UTF8 case) or as
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// cached m_convertedToChar (in wxUSE_UNICODE_WCHAR case)
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m_strings[n] = wxGTK_CONV_SYS(a[n]);
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#else // !wxUSE_UNICODE
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// and in ANSI build we can simply borrow the pointer from
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// wxCharBuffer (which owns it in this case) instead of copying it
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// but we then become responsible for freeing it
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m_strings[n] = wxGTK_CONV_SYS(a[n]).release();
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#endif // wxUSE_UNICODE/!wxUSE_UNICODE
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}
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// array must be NULL-terminated
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m_strings[m_count] = NULL;
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}
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operator const gchar **() const { return m_strings; }
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~GtkArray()
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{
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#if !wxUSE_UNICODE
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for ( size_t n = 0; n < m_count; n++ )
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free(const_cast<gchar *>(m_strings[n]));
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#endif
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delete [] m_strings;
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}
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private:
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const gchar **m_strings;
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size_t m_count;
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wxDECLARE_NO_COPY_CLASS(GtkArray);
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};
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} // anonymous namespace
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// ============================================================================
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// implementation
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// ============================================================================
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// GTK+ about dialog is modeless, keep track of it in this variable
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static GtkAboutDialog *gs_aboutDialog = NULL;
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extern "C" {
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static void wxGtkAboutDialogOnClose(GtkAboutDialog *about)
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{
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gtk_widget_destroy(GTK_WIDGET(about));
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if ( about == gs_aboutDialog )
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gs_aboutDialog = NULL;
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}
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}
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#ifdef __WXGTK3__
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extern "C" {
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static gboolean activate_link(GtkAboutDialog*, const char* link, void* dontIgnore)
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{
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if (dontIgnore)
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{
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wxLaunchDefaultBrowser(wxGTK_CONV_BACK_SYS(link));
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return true;
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}
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return false;
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}
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}
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#else
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extern "C" {
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static void wxGtkAboutDialogOnLink(GtkAboutDialog*, const char* link, void*)
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{
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wxLaunchDefaultBrowser(wxGTK_CONV_BACK_SYS(link));
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}
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}
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#endif
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void wxAboutBox(const wxAboutDialogInfo& info, wxWindow* WXUNUSED(parent))
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{
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{
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// don't create another dialog if one is already present
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if ( !gs_aboutDialog )
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gs_aboutDialog = GTK_ABOUT_DIALOG(gtk_about_dialog_new());
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GtkAboutDialog * const dlg = gs_aboutDialog;
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gtk_about_dialog_set_program_name(dlg, wxGTK_CONV_SYS(info.GetName()));
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if ( info.HasVersion() )
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gtk_about_dialog_set_version(dlg, wxGTK_CONV_SYS(info.GetVersion()));
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else
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gtk_about_dialog_set_version(dlg, NULL);
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if ( info.HasCopyright() )
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gtk_about_dialog_set_copyright(dlg, wxGTK_CONV_SYS(info.GetCopyrightToDisplay()));
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else
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gtk_about_dialog_set_copyright(dlg, NULL);
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if ( info.HasDescription() )
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gtk_about_dialog_set_comments(dlg, wxGTK_CONV_SYS(info.GetDescription()));
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else
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gtk_about_dialog_set_comments(dlg, NULL);
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if ( info.HasLicence() )
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gtk_about_dialog_set_license(dlg, wxGTK_CONV_SYS(info.GetLicence()));
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else
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gtk_about_dialog_set_license(dlg, NULL);
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wxIcon icon = info.GetIcon();
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if ( icon.IsOk() )
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gtk_about_dialog_set_logo(dlg, info.GetIcon().GetPixbuf());
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if ( info.HasWebSite() )
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{
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#ifdef __WXGTK3__
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g_signal_connect(dlg, "activate-link", G_CALLBACK(activate_link), dlg);
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#else
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// NB: must be called before gtk_about_dialog_set_website() as
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// otherwise it has no effect (although GTK+ docs don't mention
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// this...)
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gtk_about_dialog_set_url_hook(wxGtkAboutDialogOnLink, NULL, NULL);
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#endif
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gtk_about_dialog_set_website(dlg, wxGTK_CONV_SYS(info.GetWebSiteURL()));
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gtk_about_dialog_set_website_label
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(
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dlg,
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wxGTK_CONV_SYS(info.GetWebSiteDescription())
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);
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}
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else
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{
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gtk_about_dialog_set_website(dlg, NULL);
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gtk_about_dialog_set_website_label(dlg, NULL);
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#ifdef __WXGTK3__
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g_signal_connect(dlg, "activate-link", G_CALLBACK(activate_link), NULL);
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#else
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gtk_about_dialog_set_url_hook(NULL, NULL, NULL);
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#endif
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}
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if ( info.HasDevelopers() )
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gtk_about_dialog_set_authors(dlg, GtkArray(info.GetDevelopers()));
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else
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gtk_about_dialog_set_authors(dlg, GtkArray());
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if ( info.HasDocWriters() )
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gtk_about_dialog_set_documenters(dlg, GtkArray(info.GetDocWriters()));
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else
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gtk_about_dialog_set_documenters(dlg, GtkArray());
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if ( info.HasArtists() )
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gtk_about_dialog_set_artists(dlg, GtkArray(info.GetArtists()));
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else
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gtk_about_dialog_set_artists(dlg, GtkArray());
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wxString transCredits;
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if ( info.HasTranslators() )
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{
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const wxArrayString& translators = info.GetTranslators();
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const size_t count = translators.size();
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for ( size_t n = 0; n < count; n++ )
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{
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transCredits << translators[n] << wxT('\n');
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}
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}
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else // no translators explicitly specified
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{
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// maybe we have translator credits in the message catalog?
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wxString translator = _("translator-credits");
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// gtk_about_dialog_set_translator_credits() is smart enough to
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// detect if "translator-credits" is untranslated and hide the
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// translators tab in that case, however it will still show the
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// "credits" button, (at least GTK 2.10.6) even if there are no
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// credits informations at all, so we still need to do the check
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// ourselves
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if ( translator != wxT("translator-credits") ) // untranslated!
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transCredits = translator;
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}
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if ( !transCredits.empty() )
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gtk_about_dialog_set_translator_credits(dlg, wxGTK_CONV_SYS(transCredits));
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else
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gtk_about_dialog_set_translator_credits(dlg, NULL);
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g_signal_connect(dlg, "response",
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G_CALLBACK(wxGtkAboutDialogOnClose), NULL);
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gtk_window_present(GTK_WINDOW(dlg));
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}
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}
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#endif // wxUSE_ABOUTDLG
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