-/* emugtk.c */
-
+/*
+ * emugtk.c
+ *
+ * Copyright (C) 1999 Jonathan St-André
+ * Copyright (C) 1999 Hugo Villeneuve <hugo@hugovil.com>
+ *
+ * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
#include <stdio.h>
#include "config.h"
+#include <stdint.h>
+#include <stdbool.h>
+
#include <gtk/gtk.h>
-#include "emugtk.h"
-#include "reset.xpm"
-#include "run.xpm"
-#include "stop.xpm"
-#include "step.xpm"
#include "common.h"
#include "cpu8051.h"
#include "options.h"
#include "hexfile.h"
+
+#include "emugtk.h"
+#include "reset.xpm"
+#include "run.xpm"
+#include "stop.xpm"
+#include "step.xpm"
#include "filemenu.h"
#include "viewmenu.h"
#include "helpmenu.h"
#include "pgmwin.h"
#include "memwin.h"
+#define BUTTONS_BORDER 2
-static int RunningState;
-static int RunFuncTag;
-
-
+static int running;
+static int running_function_tag;
static GtkWidget *mainwin;
-
-/* In options.c */
-extern char *hex_file;
-
-
/* Signal DestroyEvent */
static void
-WindowDestroyEvent( GtkWidget *widget, gpointer data )
+WindowDestroyEvent(GtkWidget *widget, gpointer data)
{
- g_print( "emugtk_DestroyEvent(...)\n" );
+#ifdef EMU8051_DEBUG
+ g_print("emugtk_DestroyEvent(...)\n");
+#endif
- gtk_main_quit();
+ gtk_main_quit();
}
-
-/* Taken from the Gxine source code. */
-static GtkWidget *
-AddPixButton( GtkWidget *box, gchar **pixmap_array )
+/* Step out of running state */
+static void
+emugtk_stop_running()
{
- GtkWidget *button, *icon;
- GdkPixmap *image;
- GdkBitmap *transparent;
-
- button = gtk_button_new();
- gtk_button_set_relief (GTK_BUTTON(button), GTK_RELIEF_NORMAL );
- image = gdk_pixmap_colormap_create_from_xpm_d(NULL, gdk_colormap_get_system(),
- &transparent, NULL, pixmap_array);
- icon = gtk_pixmap_new( image, transparent );
- gtk_container_add( GTK_CONTAINER(button), icon );
-
- gtk_box_pack_start( GTK_BOX(box), button, FALSE, FALSE, 0 );
-
- return button;
+ if (running) {
+#ifdef EMU8051_DEBUG
+ printf("emugtk_StopRunning()\n");
+#endif
+ g_source_remove(running_function_tag);
+ running = 0;
+ regwin_Show();
+ pgmwin_Disasm();
+ memwin_DumpD("00");
+ }
}
-
-/* Creates the Reset, Run, Stop and Step buttons. */
-static GtkWidget *
-AddButtons( void )
+/* Running function called when idle from gtk_main */
+static gboolean
+emugtk_running(gpointer data)
{
- GtkWidget *button_hbox;
- GtkWidget *button;
-
- /* The buttons of the hbox are NOT given equal space in the box. */
- button_hbox = gtk_hbox_new( FALSE, 0 );
-
- /* Creating the RESET button. */
- button = AddPixButton( button_hbox, reset_xpm );
- gtk_signal_connect( GTK_OBJECT(button), "clicked",
- GTK_SIGNAL_FUNC(emugtk_ResetEvent),
- NULL );
-
- /* Creating the RUN button. */
- button = AddPixButton( button_hbox, run_xpm );
- gtk_signal_connect( GTK_OBJECT(button), "clicked",
- GTK_SIGNAL_FUNC(emugtk_RunEvent),
- NULL );
-
- /* Creating STOP button. */
- button = AddPixButton( button_hbox, stop_xpm );
- gtk_signal_connect( GTK_OBJECT(button), "clicked",
- GTK_SIGNAL_FUNC(emugtk_StopEvent),
- NULL );
-
- /* Creating STEP button. */
- button = AddPixButton( button_hbox, step_xpm );
- gtk_signal_connect( GTK_OBJECT(button), "clicked",
- GTK_SIGNAL_FUNC(emugtk_StepEvent),
- NULL );
-
- return button_hbox;
+ cpu8051_Exec();
+ if (IsBreakpoint(cpu8051.pc)) {
+#ifdef EMU8051_DEBUG
+ g_print("Breakpoint Hit, stopping!\n");
+#endif
+ emugtk_stop_running();
+ }
+
+ return TRUE;
}
+/* Get in the running state */
+static void
+emugtk_start_running(void)
+{
+ if (!running) {
+#ifdef EMU8051_DEBUG
+ printf("emugtk_StartRunning()\n");
+#endif
+ running_function_tag = g_idle_add(emugtk_running, 0);
+ running = 1;
+ }
+}
-GtkWidget *
-AddMenu( void )
+/* Taken from the Gxine source code. */
+static GtkWidget *
+button_add_pix(GtkWidget *box, char **xpm)
{
- GtkWidget *menu_bar;
+ GtkWidget *button, *icon;
- /* Creating menu item. */
- menu_bar = gtk_menu_bar_new();
+ button = gtk_button_new();
+ gtk_button_set_relief(GTK_BUTTON(button), GTK_RELIEF_NORMAL);
- /* Adding the 'File' submenu */
- FileAddMenu( menu_bar );
+ icon = gtk_image_new_from_pixbuf(
+ gdk_pixbuf_new_from_xpm_data((const char **) xpm));
+ gtk_container_add(GTK_CONTAINER(button), icon);
- /* Adding the 'View' submenu */
- ViewAddMenu( menu_bar );
-
- /* Adding the 'Help' submenu */
- HelpAddMenu( menu_bar );
+ gtk_box_pack_start(GTK_BOX(box), button, FALSE, FALSE, BUTTONS_BORDER);
- gtk_widget_show_all( GTK_WIDGET( menu_bar ) );
-
- return menu_bar;
+ return button;
}
-
+/* CPU reset and Gtk UI update */
static void
-emugtk_window_init( void )
+emugtk_Reset(void)
{
- GtkWidget *main_vbox;
- GtkWidget *menu_bar;
- GtkWidget *buttons_bar;
- GtkWidget *emufixed;
- GtkWidget *fixed_frame;
-
- mainwin = gtk_window_new( GTK_WINDOW_TOPLEVEL );
- gtk_window_set_title( GTK_WINDOW(mainwin), PACKAGE );
- gtk_widget_set_usize( GTK_WIDGET(mainwin), MAIN_WIN_WIDTH, MAIN_WIN_HEIGHT );
- gtk_container_set_border_width( GTK_CONTAINER(mainwin), 0 );
-
- /* Window DESTROY event. */
- gtk_signal_connect( GTK_OBJECT(mainwin), "destroy", GTK_SIGNAL_FUNC(WindowDestroyEvent),
- NULL );
-
- /* Setting main window geometry based on command line options (if specified). */
- /*MainWindowSetGeometry();*/
-
- /* main_vbox contains the menu bar and body_vbox (for all remaining items). */
- main_vbox = gtk_vbox_new( FALSE, 1 );
-
- /* Creating the menu bar. */
- menu_bar = AddMenu();
- /* Adding menu bar to main_vbox */
- gtk_box_pack_start( GTK_BOX(main_vbox), menu_bar, FALSE, FALSE, 1 );
-
- /* Creating the buttons bar. */
- buttons_bar = AddButtons();
- /* Adding buttons bar to main_vbox */
- gtk_box_pack_start( GTK_BOX(main_vbox), buttons_bar, FALSE, FALSE, 1 );
-
- /* Emulator fixed window. */
- emufixed = gtk_fixed_new();
- gtk_widget_set_usize( GTK_WIDGET( emufixed ), MAIN_WIN_WIDTH,
- REG_WIN_HEIGHT + MEM_WIN_HEIGHT + 10 );
-
- /* 8051 registers frame. */
- fixed_frame = regwin_init( REG_WIN_WIDTH, REG_WIN_HEIGHT );
- gtk_fixed_put( GTK_FIXED( emufixed ), fixed_frame, 0, 0 );
-
- /* Program disassembly frame. */
- fixed_frame = pgmwin_init( PGM_WIN_WIDTH, PGM_WIN_HEIGHT );
- gtk_fixed_put( GTK_FIXED( emufixed ), fixed_frame, REG_WIN_WIDTH + 10, 0 );
-
- /* Memory dump frame. */
- fixed_frame = memwin_init( MEM_WIN_WIDTH, MEM_WIN_HEIGHT );
- gtk_fixed_put( GTK_FIXED( emufixed ), fixed_frame, 0, REG_WIN_HEIGHT );
-
- /* Adding fixed window to main_vbox */
- gtk_box_pack_start( GTK_BOX(main_vbox), emufixed, FALSE, FALSE, 1 );
-
- /* Adding the main_vbox to the main window. */
- gtk_container_add( GTK_CONTAINER(mainwin), main_vbox );
-
- gtk_widget_show_all( mainwin );
+ cpu8051_Reset();
+ regwin_Show();
+ pgmwin_Disasm();
+ memwin_DumpD("00");
}
-
-int
-main( int argc, char **argv )
+/* Signal ResetEvent (ResetButton) */
+static void
+emugtk_ResetEvent(GtkWidget *widget, GdkEvent *event, gpointer data)
{
- ParseCommandLineOptions( argc, argv );
-
- cpu8051_init();
-
- RunningState = 0;
-
- gtk_init( &argc, &argv );
-
- emugtk_window_init();
-
- if( hex_file != NULL ) {
- emugtk_new_file( hex_file );
- }
-
- /*emugtk_Reset();*/
-
- gtk_main();
-
- printf( "End of program.\n" );
-
- return EXIT_SUCCESS;
+#ifdef EMU8051_DEBUG
+ g_print("emugtk_ResetEvent(...)\n");
+#endif
+ emugtk_stop_running();
+ emugtk_Reset();
}
-
-void
-emugtk_new_file( char *file )
+/* CPU Step and Gtk UI update */
+static void
+emugtk_Step(void)
{
- emugtk_StopRunning();
-
- LoadHexFile( file );
-
- emugtk_Reset();
- emugtk_UpdateDisplay();
+ cpu8051_Exec();
+ regwin_Show();
+ pgmwin_Disasm();
+ memwin_DumpD("00");
}
-
-
-
-void
-AddMenuSeparator( GtkWidget *menu )
+/* Signal RunEvent (RunButton) */
+static void
+emugtk_RunEvent(GtkWidget *widget, GdkEvent *event, gpointer data)
{
- GtkWidget *item;
-
- item = gtk_menu_item_new();
- gtk_menu_append( GTK_MENU(menu), item );
+#ifdef EMU8051_DEBUG
+ g_print("emugtk_RunEvent(...)\n");
+#endif
+ if (running)
+ emugtk_stop_running();
+ else
+ emugtk_start_running();
}
-
-void
-emugtk_UpdateDisplay( void )
+/* Signal StopEvent (StopButton) */
+static void
+emugtk_StopEvent(GtkWidget *widget, GdkEvent *event, gpointer data)
{
- g_print( "emugtk_UpdateDisplay()\n" );
-
- regwin_Show();
- pgmwin_Disasm();
- memwin_DumpD( 0 );
+#ifdef EMU8051_DEBUG
+ g_print("emugtk_StopEvent(...)\n");
+#endif
+ emugtk_stop_running();
}
+/* Signal StepEvent (StepButton) */
+static void
+emugtk_StepEvent(GtkWidget *widget, GdkEvent *event, gpointer data)
+{
+#ifdef EMU8051_DEBUG
+ g_print("emugtk_StepEvent(...)\n");
+#endif
+ emugtk_stop_running();
+ emugtk_Step();
+}
+/* Creates the Reset, Run, Stop and Step buttons. */
+static GtkWidget *
+AddButtons(void)
+{
+ GtkWidget *button_hbox;
+ GtkWidget *button;
+
+ /* The buttons of the hbox are NOT given equal space in the box. */
+ button_hbox = gtk_hbox_new(FALSE, 0);
+
+ /* Creating the RESET button. */
+ button = button_add_pix(button_hbox, reset_xpm);
+ g_signal_connect(button, "clicked",
+ G_CALLBACK(emugtk_ResetEvent),
+ NULL);
+
+ /* Creating the RUN button. */
+ button = button_add_pix(button_hbox, run_xpm);
+ g_signal_connect(button, "clicked",
+ G_CALLBACK(emugtk_RunEvent),
+ NULL);
+
+ /* Creating STOP button. */
+ button = button_add_pix(button_hbox, stop_xpm);
+ g_signal_connect(GTK_OBJECT(button), "clicked",
+ G_CALLBACK(emugtk_StopEvent),
+ NULL);
+
+ /* Creating STEP button. */
+ button = button_add_pix(button_hbox, step_xpm);
+ g_signal_connect(GTK_OBJECT(button), "clicked",
+ G_CALLBACK(emugtk_StepEvent),
+ NULL);
+
+ return button_hbox;
+}
+static GtkWidget *
+AddMenu(void)
+{
+ GtkWidget *menu_bar;
+ /* Creating menu item. */
+ menu_bar = gtk_menu_bar_new();
+ /* Adding the 'File' submenu */
+ FileAddMenu(menu_bar);
+ /* Adding the 'View' submenu */
+ ViewAddMenu(menu_bar);
+ /* Adding the 'Help' submenu */
+ HelpAddMenu(menu_bar);
+ gtk_widget_show_all(GTK_WIDGET(menu_bar));
-
-
-
-
-//////////////////////////////////////////////////////////////////////////////
-// CPU reset and Gtk UI update
-//////////////////////////////////////////////////////////////////////////////
-void
-emugtk_Reset( void )
-{
- cpu8051_Reset( );
- regwin_Show();
- pgmwin_Disasm();
- memwin_DumpD( 0 );
+ return menu_bar;
}
-
-//////////////////////////////////////////////////////////////////////////////
-// CPU Step and Gtk UI update
-//////////////////////////////////////////////////////////////////////////////
-void
-emugtk_Step( void )
+static void
+emugtk_window_init(void)
{
- cpu8051_Exec();
- regwin_Show();
- pgmwin_Disasm();
- memwin_DumpD( 0 );
+ GtkWidget *main_vbox;
+ GtkWidget *menu_bar;
+ GtkWidget *buttons_bar;
+ GtkWidget *fixed_frame;
+ GtkWidget *hbox;
+
+ mainwin = gtk_window_new(GTK_WINDOW_TOPLEVEL);
+ gtk_window_set_title(GTK_WINDOW(mainwin), PACKAGE);
+ gtk_container_set_border_width(GTK_CONTAINER(mainwin), 0);
+
+ /* Window DESTROY event. */
+ g_signal_connect(mainwin, "destroy",
+ G_CALLBACK(WindowDestroyEvent), NULL);
+
+ /*
+ * main_vbox contains the menu bar and body_vbox (for all remaining
+ * items).
+ */
+ main_vbox = gtk_vbox_new(FALSE, 1);
+
+ /* Creating the menu bar. */
+ menu_bar = AddMenu();
+ /* Adding menu bar to main_vbox */
+ gtk_box_pack_start(GTK_BOX(main_vbox), menu_bar, FALSE, FALSE, 1);
+
+ /* Creating the buttons bar. */
+ buttons_bar = AddButtons();
+ /* Adding buttons bar to main_vbox */
+ gtk_box_pack_start(GTK_BOX(main_vbox), buttons_bar, FALSE, FALSE, 1);
+
+ /* hbox will contain registers and disassembly windows. */
+ hbox = gtk_hbox_new(FALSE, 1);
+
+ /* 8051 registers frame. */
+ fixed_frame = regwin_init();
+ gtk_box_pack_start(GTK_BOX(hbox), fixed_frame, true, true, 1);
+
+ /* Program disassembly frame. */
+ fixed_frame = pgmwin_init();
+ gtk_box_pack_start(GTK_BOX(hbox), fixed_frame, true, true, 1);
+
+ /* Adding hbox window to main_vbox */
+ gtk_box_pack_start(GTK_BOX(main_vbox), hbox, true, true, 1);
+
+ /* Memory dump frame. */
+ fixed_frame = memwin_init();
+ /* Adding memory dump window to main_vbox */
+ gtk_box_pack_start(GTK_BOX(main_vbox), fixed_frame, true, true, 1);
+
+ /* Adding the main_vbox to the main window. */
+ gtk_container_add(GTK_CONTAINER(mainwin), main_vbox);
+
+ gtk_widget_show_all(mainwin);
}
-
-//////////////////////////////////////////////////////////////////////////////
-// Signal ResetEvent ( ResetButton )
-//////////////////////////////////////////////////////////////////////////////
-void
-emugtk_ResetEvent( GtkWidget *widget, GdkEvent *event, gpointer data )
+static void
+emugtk_UpdateDisplay(void)
{
- g_print( "emugtk_ResetEvent(...)\n" );
- emugtk_StopRunning( );
- emugtk_Reset( );
-}
+#ifdef EMU8051_DEBUG
+ g_print("emugtk_UpdateDisplay()\n");
+#endif
+ regwin_Show();
+ pgmwin_Disasm();
+ memwin_DumpD("00");
+}
-//////////////////////////////////////////////////////////////////////////////
-// Signal RunEvent ( RunButton )
-//////////////////////////////////////////////////////////////////////////////
void
-emugtk_RunEvent( GtkWidget *widget, GdkEvent *event, gpointer data )
+AddMenuSeparator(GtkWidget *menu)
{
- g_print( "emugtk_RunEvent(...)\n" );
- if ( RunningState ) {
- // g_print( "Getting out of RunningState! \n" );
- emugtk_StopRunning( );
- }
- else {
- // g_print( "Going In RunningState! \n" );
- emugtk_StartRunning( );
- }
-}
+ GtkWidget *item;
+ item = gtk_menu_item_new();
+ gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
+}
-//////////////////////////////////////////////////////////////////////////////
-// Signal StopEvent ( StopButton )
-//////////////////////////////////////////////////////////////////////////////
void
-emugtk_StopEvent( GtkWidget *widget, GdkEvent *event, gpointer data )
+emugtk_new_file(char *file)
{
- g_print( "emugtk_StopEvent(...)\n" );
- emugtk_StopRunning( );
-}
+ emugtk_stop_running();
+ LoadHexFile(file);
-//////////////////////////////////////////////////////////////////////////////
-// Signal StepEvent ( StepButton )
-//////////////////////////////////////////////////////////////////////////////
-void
-emugtk_StepEvent( GtkWidget *widget, GdkEvent *event, gpointer data )
-{
- g_print( "emugtk_StepEvent(...)\n" );
- emugtk_StopRunning( );
- emugtk_Step();
+ emugtk_Reset();
+ emugtk_UpdateDisplay();
}
-
-//////////////////////////////////////////////////////////////////////////////
-// Running called by RunningFunction( )
-//////////////////////////////////////////////////////////////////////////////
-void
-emugtk_Running( )
+int
+main(int argc, char **argv)
{
- cpu8051_Exec( );
- if( pgmwin_IsBreakpoint( cpu8051.pc ) ) {
- g_print( "Breakpoint Hit, stopping!\n" );
- emugtk_StopRunning( );
- }
-}
+ char *hex_file;
+ ParseCommandLineOptions(argc, argv);
-//////////////////////////////////////////////////////////////////////////////
-// RunningFunction called when idle from gtk_main
-//////////////////////////////////////////////////////////////////////////////
-gboolean
-RunningFunction( gpointer data )
-{
- emugtk_Running( );
- return TRUE;
-}
+ cpu8051_init();
+ running = 0;
-//////////////////////////////////////////////////////////////////////////////
-// Get in the RunningState
-//////////////////////////////////////////////////////////////////////////////
-void
-emugtk_StartRunning( void )
-{
- if ( !RunningState ) {
+ gtk_init(&argc, &argv);
- printf( "emugtk_StartRunning( )\n" );
+ emugtk_window_init();
- /*RunFuncTag = gtk_idle_add( GtkFunction( RunningFunction ), 0 );*/
- RunFuncTag = gtk_idle_add( RunningFunction, 0 );
+ hex_file = get_hex_filename();
- RunningState = 1;
+ if (hex_file != NULL)
+ emugtk_new_file(hex_file);
- // gtk_widget_hide( GTK_WIDGET( ButtonRun ) );
- // gtk_widget_show_now( GTK_WIDGET( ButtonStop ) );
- // gtk_table_attach_defaults( GTK_TABLE( ButtonTable ), ButtonStop, 3, 4, 0, 1);
- }
-}
+ gtk_main();
+#ifdef EMU8051_DEBUG
+ printf("End of program.\n");
+#endif
-//////////////////////////////////////////////////////////////////////////////
-// Step out of RunningState
-//////////////////////////////////////////////////////////////////////////////
-void
-emugtk_StopRunning( )
-{
- if (RunningState) {
- printf( "emugtk_StopRunning( )\n" );
- gtk_idle_remove( RunFuncTag );
- RunningState = 0;
- //gtk_widget_hide( GTK_WIDGET( ButtonStop ) );
- //gtk_widget_show( GTK_WIDGET( ButtonRun ) );
- // gtk_table_attach_defaults( GTK_TABLE( ButtonTable ), ButtonRun, 3, 4, 0, 1);
- regwin_Show();
- pgmwin_Disasm();
- memwin_DumpD( 0 );
- }
+ return EXIT_SUCCESS;
}