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lxdream.org :: lxdream/src/gui/gtkui.c
lxdream 0.9.1
released Jun 29
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filename src/gui/gtkui.c
changeset 477:9a373f2ff009
prev470:e09a16196693
next480:d28c2992f5ee
author nkeynes
date Wed Oct 31 09:10:23 2007 +0000 (13 years ago)
permissions -rw-r--r--
last change Add save/restore of render buffers in save states
Gzip memory blocks in save states
Move front-buffer management back to pvr2
Add screenshot preview when loading save states
Various minor fixes and cleanups
file annotate diff log raw
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/**
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 * $Id: gtkui.c,v 1.9 2007-10-31 09:10:23 nkeynes Exp $
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 *
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 * Core GTK-based user interface
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 *
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 * Copyright (c) 2005 Nathan Keynes.
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 *
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 * This program is free software; you can redistribute it and/or modify
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 * it under the terms of the GNU General Public License as published by
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 * the Free Software Foundation; either version 2 of the License, or
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 * (at your option) any later version.
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 */
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#include <sys/time.h>
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#include <time.h>
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#include "dream.h"
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#include "dreamcast.h"
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#include "display.h"
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#include "gdrom/gdrom.h"
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#include "gui/gtkui.h"
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void gtk_gui_update( void );
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void gtk_gui_start( void );
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void gtk_gui_stop( void );
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void gtk_gui_alloc_resources ( void );
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uint32_t gtk_gui_run_slice( uint32_t nanosecs );
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struct dreamcast_module gtk_gui_module = { "gui", NULL,
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					   gtk_gui_update, 
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					   gtk_gui_start, 
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					   gtk_gui_run_slice, 
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					   gtk_gui_stop, 
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					   NULL, NULL };
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/**
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 * Single-instance windows (at most one)
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 */
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static main_window_t main_win = NULL;
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static debug_window_t debug_win = NULL;
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static mmio_window_t mmio_win = NULL;
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/**
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 * UIManager and action helpers
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 */
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static GtkUIManager *global_ui_manager;
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static GtkAccelGroup *global_accel_group;
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static GtkActionGroup *global_action_group;
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/**
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 * Count of running nanoseconds - used to cut back on the GUI runtime
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 */
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static uint32_t gtk_gui_nanos = 0;
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static struct timeval gtk_gui_lasttv;
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#define ENABLE_ACTION(win,name) SET_ACTION_ENABLED(win,name,TRUE)
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#define DISABLE_ACTION(win,name) SET_ACTION_ENABLED(win,name,FALSE)
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// UI Actions
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static const GtkActionEntry ui_actions[] = {
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    { "FileMenu", NULL, "_File" },
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    { "SettingsMenu", NULL, "_Settings" },
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    { "HelpMenu", NULL, "_Help" },
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    { "Reset", GTK_STOCK_REFRESH, "_Reset", "<control>R", "Reset dreamcast", G_CALLBACK(reset_action_callback) },
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    { "Pause", GTK_STOCK_MEDIA_PAUSE, "_Pause", NULL, "Pause dreamcast", G_CALLBACK(pause_action_callback) },
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    { "Run", GTK_STOCK_MEDIA_PLAY, "Resume", NULL, "Resume", G_CALLBACK(resume_action_callback) },
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    { "LoadState", GTK_STOCK_REVERT_TO_SAVED, "_Load state...", "F4", "Load an lxdream save state", G_CALLBACK(load_state_action_callback) },
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    { "SaveState", GTK_STOCK_SAVE_AS, "_Save state...", "F3", "Create an lxdream save state", G_CALLBACK(save_state_action_callback) },
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    { "Exit", GTK_STOCK_QUIT, "E_xit", NULL, "Exit lxdream", G_CALLBACK(exit_action_callback) },
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    { "GdromSettings", NULL, "_GD-Rom..." },
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    { "GdromUnmount", NULL, "_Empty" },
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    { "GdromMount", GTK_STOCK_CDROM, "_Open Image...", "<control>O", "Mount a cdrom disc", G_CALLBACK(mount_action_callback) },
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    { "PathSettings", NULL, "_Paths...", NULL, "Configure files and paths", G_CALLBACK(path_settings_callback) }, 
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    { "AudioSettings", NULL, "_Audio...", NULL, "Configure audio output", G_CALLBACK(audio_settings_callback) },
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    { "ControllerSettings", NULL, "_Controllers...", NULL, "Configure controllers", G_CALLBACK(maple_settings_callback) },
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    { "NetworkSettings", NULL, "_Network...", NULL, "Configure network settings", G_CALLBACK(network_settings_callback) },
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    { "VideoSettings", NULL, "_Video...", NULL, "Configure video output", G_CALLBACK(video_settings_callback) },
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    { "About", GTK_STOCK_ABOUT, "_About...", NULL, "About lxdream", G_CALLBACK(about_action_callback) },
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    { "DebugMenu", NULL, "_Debug" },
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    { "Debugger", NULL, "_Debugger", NULL, "Open debugger window", G_CALLBACK(debugger_action_callback) },
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    { "DebugMem", NULL, "View _Memory", NULL, "View memory dump", G_CALLBACK(debug_memory_action_callback) },
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    { "DebugMmio", NULL, "View IO _Registers", NULL, "View MMIO Registers", G_CALLBACK(debug_mmio_action_callback) },
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    { "SaveScene", NULL, "_Save Scene", NULL, "Save next rendered scene", G_CALLBACK(save_scene_action_callback) },
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    { "SingleStep", GTK_STOCK_REDO, "_Single Step", NULL, "Single step", G_CALLBACK(debug_step_action_callback) },
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    { "RunTo", GTK_STOCK_GOTO_LAST, "Run _To", NULL, "Run to", G_CALLBACK( debug_runto_action_callback) },
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    { "SetBreakpoint", GTK_STOCK_CLOSE, "_Breakpoint", NULL, "Toggle breakpoint", G_CALLBACK( debug_breakpoint_action_callback) }
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};
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static const GtkToggleActionEntry ui_toggle_actions[] = {
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    { "FullScreen", NULL, "_Full Screen", "<alt>Return", "Toggle full screen video", G_CALLBACK(fullscreen_toggle_callback), 0 },
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};
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// Menus and toolbars
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static const char *ui_description =
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    "<ui>"
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    " <menubar name='MainMenu'>"
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    "  <menu action='FileMenu'>"
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    "   <menuitem action='GdromSettings'/>"
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    "   <separator/>"
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    "   <menuitem action='Reset'/>"
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    "   <menuitem action='Pause'/>"
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    "   <menuitem action='Run'/>"
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    "   <menuitem action='Debugger'/>"
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    "   <separator/>"
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    "   <menuitem action='LoadState'/>"
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    "   <menuitem action='SaveState'/>"
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    "   <separator/>"
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    "   <menuitem action='Exit'/>"
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    "  </menu>"
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    "  <menu action='SettingsMenu'>"
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    "   <menuitem action='PathSettings'/>"
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    "   <menuitem action='AudioSettings'/>"
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    "   <menuitem action='ControllerSettings'/>"
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    "   <menuitem action='NetworkSettings'/>"
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    "   <menuitem action='VideoSettings'/>"
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    "   <separator/>"
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    "   <menuitem action='FullScreen'/>"
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    "  </menu>"
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    "  <menu action='HelpMenu'>"
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    "   <menuitem action='About'/>"
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    "  </menu>"
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    " </menubar>"
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    " <toolbar name='MainToolbar'>"
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    "  <toolitem action='GdromMount'/>"
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    "  <toolitem action='Reset'/>"
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    "  <toolitem action='Pause'/>"
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    "  <toolitem action='Run'/>"
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    "  <separator/>"
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    "  <toolitem action='LoadState'/>"
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    "  <toolitem action='SaveState'/>"
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    " </toolbar>"
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    " <menubar name='DebugMenu'>"
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    "  <menu action='FileMenu'>"
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    "   <menuitem action='GdromSettings'/>"
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    "   <separator/>"
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    "   <menuitem action='Reset'/>"
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    "   <separator/>"
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    "   <menuitem action='LoadState'/>"
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    "   <menuitem action='SaveState'/>"
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    "   <separator/>"
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    "   <menuitem action='Exit'/>"
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    "  </menu>"
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    "  <menu action='DebugMenu'>"
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    "   <menuitem action='DebugMem'/>"
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    "   <menuitem action='DebugMmio'/>"
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    "   <menuitem action='SaveScene'/>"
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    "   <separator/>"
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    "   <menuitem action='SetBreakpoint'/>"
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    "   <menuitem action='Pause'/>"
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    "   <menuitem action='SingleStep'/>"
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    "   <menuitem action='RunTo'/>"
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    "   <menuitem action='Run'/>"
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    "  </menu>"
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    "  <menu action='SettingsMenu'>"
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    "   <menuitem action='PathSettings'/>"
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    "   <menuitem action='AudioSettings'/>"
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    "   <menuitem action='ControllerSettings'/>"
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    "   <menuitem action='NetworkSettings'/>"
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    "   <menuitem action='VideoSettings'/>"
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    "   <separator/>"
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    "   <menuitem action='FullScreen'/>"
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    "  </menu>"
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    "  <menu action='HelpMenu'>"
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    "   <menuitem action='About'/>"
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    "  </menu>"
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    " </menubar>"
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    " <toolbar name='DebugToolbar'>"
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    "  <toolitem action='GdromMount'/>"
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    "  <toolitem action='Reset'/>"
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    "  <toolitem action='Pause'/>"
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    "  <separator/>"
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    "  <toolitem action='SingleStep'/>"
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    "  <toolitem action='RunTo'/>"
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    "  <toolitem action='Run'/>"
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    "  <toolitem action='SetBreakpoint'/>"
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    "  <separator/>"
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    "  <toolitem action='LoadState'/>"
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    "  <toolitem action='SaveState'/>"
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    " </toolbar>"
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    "</ui>";
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gboolean gui_parse_cmdline( int *argc, char **argv[] )
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{
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    return gtk_init_check( argc, argv );
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}
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gboolean gui_init( gboolean withDebug )
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{
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    GError *error = NULL;
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    dreamcast_register_module( &gtk_gui_module );
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    gtk_gui_alloc_resources();
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    global_action_group = gtk_action_group_new("MenuActions");
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    gtk_action_group_add_actions( global_action_group, ui_actions, G_N_ELEMENTS(ui_actions), NULL );
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    gtk_action_group_add_toggle_actions( global_action_group, ui_toggle_actions, G_N_ELEMENTS(ui_toggle_actions), NULL );
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    gtk_gui_enable_action("AudioSettings", FALSE);
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    gtk_gui_enable_action("NetworkSettings", FALSE);
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    gtk_gui_enable_action("VideoSettings", FALSE);
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    gtk_gui_enable_action("FullScreen", FALSE);
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    global_ui_manager = gtk_ui_manager_new();
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    gtk_ui_manager_set_add_tearoffs(global_ui_manager, TRUE);
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    gtk_ui_manager_insert_action_group( global_ui_manager, global_action_group, 0 );
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    if (!gtk_ui_manager_add_ui_from_string (global_ui_manager, ui_description, -1, &error)) {
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	g_message ("building menus failed: %s", error->message);
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	g_error_free (error);
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	exit(1);
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    }
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    GtkAccelGroup *accel_group = gtk_ui_manager_get_accel_group (global_ui_manager);
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    GtkWidget *menubar = gtk_ui_manager_get_widget(global_ui_manager, "/MainMenu");
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    GtkWidget *toolbar = gtk_ui_manager_get_widget(global_ui_manager, "/MainToolbar");
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    GtkWidget *gdrommenuitem = gtk_ui_manager_get_widget(global_ui_manager, "/MainMenu/FileMenu/GdromSettings");
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    gdrom_menu_init();
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    GtkWidget *gdrommenu = gdrom_menu_new();
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    gtk_menu_item_set_submenu( GTK_MENU_ITEM(gdrommenuitem), gdrommenu );
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    main_win = main_window_new( APP_NAME " " APP_VERSION, menubar, toolbar, accel_group  );
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    if( withDebug ) {
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	gtk_gui_show_debugger();
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    }
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    return TRUE;
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}
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void gui_main_loop(void)
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{
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    gtk_main();
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}
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gboolean gui_error_dialog( const char *msg, ... )
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{
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    if( main_win != NULL ) {
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	va_list args;
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	GtkWidget *dialog = 
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	    gtk_message_dialog_new( main_window_get_frame(main_win), GTK_DIALOG_MODAL|GTK_DIALOG_DESTROY_WITH_PARENT,
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				    GTK_MESSAGE_ERROR, GTK_BUTTONS_CLOSE, NULL );
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	va_start(args, msg);
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	gchar *markup = g_markup_vprintf_escaped( msg, args );
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	va_end( args );
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	gtk_message_dialog_set_markup( GTK_MESSAGE_DIALOG(dialog), markup );
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	g_free(markup);
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	gtk_dialog_run(GTK_DIALOG(dialog));
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	gtk_widget_destroy(dialog);
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	return TRUE;
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    }
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    return FALSE;
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}
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void gui_update_io_activity( io_activity_type io, gboolean active )
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{
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}
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void gtk_gui_show_debugger()
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{
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    if( debug_win ) {
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	debug_window_show(debug_win, TRUE);
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    } else {
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	GtkAccelGroup *accel_group = gtk_ui_manager_get_accel_group (global_ui_manager);
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	GtkWidget *menubar = gtk_ui_manager_get_widget(global_ui_manager, "/DebugMenu");
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	GtkWidget *toolbar = gtk_ui_manager_get_widget(global_ui_manager, "/DebugToolbar");
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	GtkWidget *gdrommenuitem = gtk_ui_manager_get_widget(global_ui_manager, "/DebugMenu/FileMenu/GdromSettings");
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	GtkWidget *gdrommenu = gdrom_menu_new();
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	gtk_menu_item_set_submenu( GTK_MENU_ITEM(gdrommenuitem), gdrommenu );
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	debug_win = debug_window_new( APP_NAME " " APP_VERSION " :: Debugger", menubar, toolbar, accel_group  );
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    }
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}
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void gtk_gui_show_mmio()
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{
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    if( mmio_win ) {
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	mmio_window_show(mmio_win, TRUE);
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    } else {
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	mmio_win = mmio_window_new( APP_NAME " " APP_VERSION " :: MMIO Registers" );
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    }
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}
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main_window_t gtk_gui_get_main()
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{
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    return main_win;
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}
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debug_window_t gtk_gui_get_debugger()
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{
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    return debug_win;
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}
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mmio_window_t gtk_gui_get_mmio()
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{
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    return mmio_win;
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}
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GtkWidget *gtk_gui_get_renderarea()
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{
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    return main_window_get_renderarea(main_win);
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}
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/**
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 * Hook called when DC starts running. Just disables the run/step buttons
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 * and enables the stop button.
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 */
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void gtk_gui_start( void )
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{
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    main_window_set_running( main_win, TRUE );
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    if( debug_win != NULL ) {
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	debug_window_set_running( debug_win, TRUE );
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    }
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    gtk_gui_nanos = 0;
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    gettimeofday(&gtk_gui_lasttv,NULL);
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}
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/**
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 * Hook called when DC stops running. Enables the run/step buttons
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 * and disables the stop button.
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 */
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void gtk_gui_stop( void )
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{
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   324
    main_window_set_running( main_win, FALSE );
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   325
    gtk_gui_update();
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   326
}
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   327
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   328
void gtk_gui_update( void )
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   329
{
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   330
    if( debug_win ) {
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   331
	debug_window_set_running( debug_win, FALSE );
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   332
	debug_window_update(debug_win);
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   333
    }
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   334
    if( mmio_win ) {
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   335
	mmio_window_update(mmio_win);
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   336
    }
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   337
    dump_window_update_all();
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   338
}
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   339
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   340
/**
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   341
 * Module run-slice. Because UI processing is fairly expensive, only 
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   342
 * run the processing about 10 times a second while we're emulating.
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   343
 */
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   344
uint32_t gtk_gui_run_slice( uint32_t nanosecs ) 
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   345
{
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   346
    gtk_gui_nanos += nanosecs;
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   347
    if( gtk_gui_nanos > 100000000 ) { 
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   348
	struct timeval tv;
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   349
	while( gtk_events_pending() )
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   350
	    gtk_main_iteration();
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   351
	
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   352
	gettimeofday(&tv,NULL);
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   353
	double ns = ((tv.tv_sec - gtk_gui_lasttv.tv_sec) * 1000000000.0) +
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   354
	    ((tv.tv_usec - gtk_gui_lasttv.tv_usec)*1000.0);
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   355
	double speed = (float)( (double)gtk_gui_nanos * 100.0 / ns );
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   356
	gtk_gui_lasttv.tv_sec = tv.tv_sec;
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   357
	gtk_gui_lasttv.tv_usec = tv.tv_usec;
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   358
	main_window_set_speed( main_win, speed );
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   359
	gtk_gui_nanos = 0;
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   360
    }
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   361
    return nanosecs;
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   362
}
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   363
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   364
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   365
PangoFontDescription *gui_fixed_font;
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   366
GdkColor gui_colour_normal, gui_colour_changed, gui_colour_error;
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   367
GdkColor gui_colour_warn, gui_colour_pc, gui_colour_debug;
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   368
GdkColor gui_colour_trace, gui_colour_break, gui_colour_temp_break;
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   369
GdkColor gui_colour_white;
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   370
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   371
void gtk_gui_alloc_resources() {
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   372
    GdkColormap *map;
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   373
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   374
    gui_colour_normal.red = gui_colour_normal.green = gui_colour_normal.blue = 0;
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   375
    gui_colour_changed.red = gui_colour_changed.green = 64*256;
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   376
    gui_colour_changed.blue = 154*256;
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   377
    gui_colour_error.red = 65535;
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   378
    gui_colour_error.green = gui_colour_error.blue = 64*256;
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   379
    gui_colour_pc.red = 32*256;
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   380
    gui_colour_pc.green = 170*256;
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   381
    gui_colour_pc.blue = 52*256;
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   382
    gui_colour_warn = gui_colour_changed;
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   383
    gui_colour_trace.red = 156*256;
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   384
    gui_colour_trace.green = 78*256;
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   385
    gui_colour_trace.blue = 201*256;
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   386
    gui_colour_debug = gui_colour_pc;
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   387
    gui_colour_break.red = 65535;
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   388
    gui_colour_break.green = gui_colour_break.blue = 192*256;
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   389
    gui_colour_temp_break.red = gui_colour_temp_break.green = 128*256;
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   390
    gui_colour_temp_break.blue = 32*256;
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   391
    gui_colour_white.red = gui_colour_white.green = gui_colour_white.blue = 65535;
nkeynes@435
   392
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   393
    map = gdk_colormap_new(gdk_visual_get_best(), TRUE);
nkeynes@435
   394
    gdk_colormap_alloc_color(map, &gui_colour_normal, TRUE, TRUE);
nkeynes@435
   395
    gdk_colormap_alloc_color(map, &gui_colour_changed, TRUE, TRUE);
nkeynes@435
   396
    gdk_colormap_alloc_color(map, &gui_colour_error, TRUE, TRUE);
nkeynes@435
   397
    gdk_colormap_alloc_color(map, &gui_colour_warn, TRUE, TRUE);
nkeynes@435
   398
    gdk_colormap_alloc_color(map, &gui_colour_pc, TRUE, TRUE);
nkeynes@435
   399
    gdk_colormap_alloc_color(map, &gui_colour_debug, TRUE, TRUE);
nkeynes@435
   400
    gdk_colormap_alloc_color(map, &gui_colour_trace, TRUE, TRUE);
nkeynes@435
   401
    gdk_colormap_alloc_color(map, &gui_colour_break, TRUE, TRUE);
nkeynes@435
   402
    gdk_colormap_alloc_color(map, &gui_colour_temp_break, TRUE, TRUE);
nkeynes@435
   403
    gdk_colormap_alloc_color(map, &gui_colour_white, TRUE, TRUE);
nkeynes@435
   404
    gui_fixed_font = pango_font_description_from_string("Courier 10");
nkeynes@435
   405
}
nkeynes@450
   406
nkeynes@455
   407
gint gtk_gui_run_property_dialog( const gchar *title, GtkWidget *panel, gtk_dialog_done_fn fn )
nkeynes@450
   408
{
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   409
    GtkWidget *dialog =
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   410
	gtk_dialog_new_with_buttons(title, main_window_get_frame(main_win), 
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   411
				    GTK_DIALOG_MODAL|GTK_DIALOG_DESTROY_WITH_PARENT,
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   412
				    GTK_STOCK_OK, GTK_RESPONSE_ACCEPT,
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   413
				    GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT,
nkeynes@450
   414
				    NULL);
nkeynes@450
   415
    gint result;
nkeynes@450
   416
    gtk_widget_show_all(panel);
nkeynes@450
   417
    gtk_container_add( GTK_CONTAINER(GTK_DIALOG(dialog)->vbox), panel );
nkeynes@450
   418
    result = gtk_dialog_run( GTK_DIALOG(dialog) );
nkeynes@455
   419
    if( fn != NULL ) {
nkeynes@455
   420
	fn(panel, result == GTK_RESPONSE_ACCEPT);
nkeynes@455
   421
    }
nkeynes@450
   422
    gtk_widget_destroy( dialog );
nkeynes@450
   423
    return result;
nkeynes@450
   424
}
nkeynes@455
   425
nkeynes@455
   426
void gtk_gui_enable_action( const gchar *action, gboolean enable )
nkeynes@455
   427
{
nkeynes@455
   428
    gtk_action_set_sensitive( gtk_action_group_get_action( global_action_group, action), enable);
nkeynes@455
   429
}
nkeynes@477
   430
nkeynes@477
   431
static void delete_frame_buffer( guchar *pixels, gpointer buffer )
nkeynes@477
   432
{
nkeynes@477
   433
    if( buffer != NULL ) {
nkeynes@477
   434
	g_free(buffer);
nkeynes@477
   435
    }
nkeynes@477
   436
}
nkeynes@477
   437
nkeynes@477
   438
GdkPixbuf *gdk_pixbuf_new_from_frame_buffer( frame_buffer_t buffer )
nkeynes@477
   439
{
nkeynes@477
   440
    return gdk_pixbuf_new_from_data( buffer->data, 
nkeynes@477
   441
				     GDK_COLORSPACE_RGB,
nkeynes@477
   442
				     (buffer->colour_format == COLFMT_BGRA8888),
nkeynes@477
   443
				     8,
nkeynes@477
   444
				     buffer->width,
nkeynes@477
   445
				     buffer->height,
nkeynes@477
   446
				     buffer->rowstride,
nkeynes@477
   447
				     delete_frame_buffer,
nkeynes@477
   448
				     buffer );
nkeynes@477
   449
}
.