/***************************************************************************** * messages.cpp : wxWindows plugin for vlc ***************************************************************************** * Copyright (C) 2000-2004 VideoLAN * $Id: messages.cpp,v 1.20 2004/01/25 03:29:01 hartman Exp $ * * Authors: Olivier Teuli鑢e <ipkiss@via.ecp.fr> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA. *****************************************************************************//***************************************************************************** * Preamble *****************************************************************************/#include <stdlib.h>                                      /* malloc(), free() */#include <errno.h>                                                 /* ENOMEM */#include <string.h>                                            /* strerror() */#include <stdio.h>#include <vlc/vlc.h>#include <vlc/intf.h>#include "wxwindows.h"/***************************************************************************** * Event Table. *****************************************************************************//* IDs for the controls and the menu commands */enum{    Close_Event,    Clear_Event,    Save_Log_Event};BEGIN_EVENT_TABLE(Messages, wxFrame)    /* Button events */    EVT_BUTTON(wxID_OK, Messages::OnClose)    EVT_BUTTON(wxID_CLEAR, Messages::OnClear)    EVT_BUTTON(wxID_SAVEAS, Messages::OnSaveLog)    /* Special events : we don't want to destroy the window when the user     * clicks on (X) */    EVT_CLOSE(Messages::OnClose)END_EVENT_TABLE()/***************************************************************************** * Constructor. *****************************************************************************/Messages::Messages( intf_thread_t *_p_intf, wxWindow *p_parent ):    wxFrame( p_parent, -1, wxU(_("Messages")), wxDefaultPosition,             wxDefaultSize, wxDEFAULT_FRAME_STYLE ){    /* Initializations */    p_intf = _p_intf;    b_verbose = VLC_FALSE;    SetIcon( *p_intf->p_sys->p_icon );    save_log_dialog = NULL;    b_verbose = VLC_FALSE;    /* Create a panel to put everything in */    wxPanel *messages_panel = new wxPanel( this, -1 );    messages_panel->SetAutoLayout( TRUE );    /* Create the textctrl and some text attributes */    textctrl = new wxTextCtrl( messages_panel, -1, wxT(""), wxDefaultPosition,        wxSize::wxSize( 400, 500 ), wxTE_MULTILINE | wxTE_READONLY |                                    wxTE_RICH | wxTE_NOHIDESEL );    info_attr = new wxTextAttr( wxColour::wxColour( 0, 128, 0 ) );    err_attr = new wxTextAttr( *wxRED );    warn_attr = new wxTextAttr( *wxBLUE );    dbg_attr = new wxTextAttr( *wxBLACK );    /* Create the OK button */    wxButton *ok_button = new wxButton( messages_panel, wxID_OK,                                        wxU(_("Close")));    ok_button->SetDefault();    /* Create the Clear button */    wxButton *clear_button = new wxButton( messages_panel, wxID_CLEAR,                                           wxU(_("Clear")));    clear_button->SetDefault();    /* Create the Save Log button */     wxButton *save_log_button = new wxButton( messages_panel, wxID_SAVEAS,                                               wxU(_("Save As...")));     save_log_button->SetDefault();    /* Place everything in sizers */    wxBoxSizer *buttons_sizer = new wxBoxSizer( wxHORIZONTAL );    buttons_sizer->Add( ok_button, 0, wxEXPAND |wxALIGN_LEFT| wxALL, 5 );    buttons_sizer->Add( clear_button, 0, wxEXPAND |wxALIGN_LEFT| wxALL, 5 );    buttons_sizer->Add( save_log_button, 0, wxEXPAND |wxALIGN_LEFT| wxALL, 5 );    buttons_sizer->Add( new wxPanel( this, -1 ), 1, wxALL, 5 );    buttons_sizer->Layout();    wxBoxSizer *main_sizer = new wxBoxSizer( wxVERTICAL );    wxBoxSizer *panel_sizer = new wxBoxSizer( wxVERTICAL );    panel_sizer->Add( textctrl, 1, wxEXPAND | wxALL, 5 );    panel_sizer->Add( buttons_sizer, 0, wxEXPAND | wxALL, 5 );    panel_sizer->Layout();    messages_panel->SetSizerAndFit( panel_sizer );    main_sizer->Add( messages_panel, 1, wxGROW, 0 );    main_sizer->Layout();    SetSizerAndFit( main_sizer );}Messages::~Messages(){    /* Clean up */    if( save_log_dialog ) delete save_log_dialog;    delete info_attr;    delete err_attr;    delete warn_attr;    delete dbg_attr;}bool Messages::Show( bool show ){    b_verbose = show;    return wxFrame::Show( show );}void Messages::UpdateLog(){    msg_subscription_t *p_sub = p_intf->p_sys->p_sub;    int i_start;    vlc_mutex_lock( p_sub->p_lock );    int i_stop = *p_sub->pi_stop;    vlc_mutex_unlock( p_sub->p_lock );    if( p_sub->i_start != i_stop )    {        for( i_start = p_sub->i_start;             i_start != i_stop;             i_start = (i_start+1) % VLC_MSG_QSIZE )        {            if( !b_verbose &&                VLC_MSG_ERR != p_sub->p_msg[i_start].i_type )                continue;            /* Append all messages to log window */            textctrl->SetDefaultStyle( *dbg_attr );            (*textctrl) << wxL2U(p_sub->p_msg[i_start].psz_module);            switch( p_sub->p_msg[i_start].i_type )            {            case VLC_MSG_INFO:                (*textctrl) << wxT(": ");                textctrl->SetDefaultStyle( *info_attr );                break;            case VLC_MSG_ERR:                (*textctrl) << wxT(" error: ");                textctrl->SetDefaultStyle( *err_attr );                break;            case VLC_MSG_WARN:                (*textctrl) << wxT(" warning: ");                textctrl->SetDefaultStyle( *warn_attr );                break;            case VLC_MSG_DBG:            default:                (*textctrl) << wxT(" debug: ");                break;            }            /* Add message */            (*textctrl) << wxL2U(p_sub->p_msg[i_start].psz_msg) << wxT("\n");        }        vlc_mutex_lock( p_sub->p_lock );        p_sub->i_start = i_start;        vlc_mutex_unlock( p_sub->p_lock );    }}/***************************************************************************** * Private methods. *****************************************************************************/void Messages::OnClose( wxCommandEvent& WXUNUSED(event) ){    Hide();}void Messages::OnClear( wxCommandEvent& WXUNUSED(event) ){    textctrl->Clear();}void Messages::OnSaveLog( wxCommandEvent& WXUNUSED(event) ){    if( save_log_dialog == NULL )        save_log_dialog = new wxFileDialog( this,            wxU(_("Save Messages As...")),            wxT(""), wxT("messages"), wxT("*"), wxSAVE | wxOVERWRITE_PROMPT );    if( save_log_dialog && save_log_dialog->ShowModal() == wxID_OK )    {        if( !textctrl->SaveFile( save_log_dialog->GetPath() ) )        {            // [FIX ME] should print an error message        }    }}