--- /dev/null
+/*
+ * main.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 "common.h"
+#include "cpu8051.h"
+#include "memory.h"
+#include "options.h"
+#include "hexfile.h"
+
+#include "main.h"
+#include "reset.xpm"
+#include "run.xpm"
+#include "stop.xpm"
+#include "step.xpm"
+#include "filemenu.h"
+#include "viewmenu.h"
+#include "helpmenu.h"
+#include "messagebox.h"
+#include "regwin.h"
+#include "pgmwin.h"
+#include "memwin.h"
+#include "pswwin.h"
+#include "timerwin.h"
+#include "app-config.h"
+
+#define BUTTONS_BORDER 2
+
+static int running;
+static int running_function_tag;
+
+static int emugtk_window_init_complete;
+static GtkWidget *vpaned1;
+static GtkWidget *scrollwin_int;
+static GtkWidget *scrollwin_ext;
+
+GtkWidget *mainwin;
+
+extern struct app_config_t *cfg;
+extern struct options_t options;
+
+void
+emugtk_UpdateDisplay(void)
+{
+ log_debug("UpdateDisplay()");
+ regwin_refresh();
+ pgmwin_refresh();
+ pswwin_refresh();
+ timerwin_update();
+
+ if (cfg->view_int_memory && scrollwin_int)
+ memwin_refresh(INT_MEM_ID);
+
+ if (cfg->view_ext_memory && scrollwin_ext)
+ memwin_refresh(EXT_MEM_ID);
+}
+
+/* Step out of running state */
+static void
+emugtk_stop_running()
+{
+ if (running) {
+ log_info("StopRunning()");
+ g_source_remove(running_function_tag);
+ running = 0;
+ emugtk_UpdateDisplay();
+ }
+}
+
+/* Running function called when idle from gtk_main */
+static gboolean
+emugtk_running(gpointer data)
+{
+ int breakpoint_hit;
+
+ (void) data; /* Remove compiler warning about unused variable. */
+
+ breakpoint_hit = cpu8051_run(1, NULL);
+
+ if (breakpoint_hit)
+ emugtk_stop_running();
+
+ return TRUE;
+}
+
+/* Get in the running state */
+static void
+emugtk_start_running(void)
+{
+ if (!running) {
+ log_info("StartRunning()");
+ running_function_tag = g_idle_add(emugtk_running, 0);
+ running = 1;
+ }
+}
+
+/* Taken from the Gxine source code. */
+static GtkWidget *
+button_add_pix(GtkWidget *box, char **xpm)
+{
+ GtkWidget *button, *icon;
+
+ button = gtk_button_new();
+ gtk_button_set_relief(GTK_BUTTON(button), GTK_RELIEF_NORMAL);
+
+ icon = gtk_image_new_from_pixbuf(
+ gdk_pixbuf_new_from_xpm_data((const char **) xpm));
+ gtk_container_add(GTK_CONTAINER(button), icon);
+
+ gtk_box_pack_start(GTK_BOX(box), button, FALSE, FALSE, BUTTONS_BORDER);
+
+ return button;
+}
+
+/* CPU reset and Gtk UI update */
+static void
+emugtk_Reset(void)
+{
+ cpu8051_Reset();
+ emugtk_UpdateDisplay();
+}
+
+/* Signal ResetEvent (ResetButton) */
+static void
+emugtk_ResetEvent(GtkWidget *widget, GdkEvent *event, gpointer data)
+{
+ /* Remove compiler warning about unused variables. */
+ (void) widget;
+ (void) event;
+ (void) data;
+
+ log_info("ResetEvent()");
+ emugtk_stop_running();
+ emugtk_Reset();
+}
+
+/* CPU Step and Gtk UI update */
+static void
+emugtk_Step(void)
+{
+ cpu8051_Exec();
+ emugtk_UpdateDisplay();
+}
+
+/* Signal RunEvent (RunButton) */
+static void
+emugtk_RunEvent(GtkWidget *widget, GdkEvent *event, gpointer data)
+{
+ /* Remove compiler warning about unused variables. */
+ (void) widget;
+ (void) event;
+ (void) data;
+
+ log_info("RunEvent()");
+
+ if (running)
+ emugtk_stop_running();
+ else
+ emugtk_start_running();
+}
+
+/* Signal StopEvent (StopButton) */
+static void
+emugtk_StopEvent(GtkWidget *widget, GdkEvent *event, gpointer data)
+{
+ /* Remove compiler warning about unused variables. */
+ (void) widget;
+ (void) event;
+ (void) data;
+
+ log_info("StopEvent()");
+ emugtk_stop_running();
+}
+
+/* Signal StepEvent (StepButton) */
+static void
+emugtk_StepEvent(GtkWidget *widget, GdkEvent *event, gpointer data)
+{
+ /* Remove compiler warning about unused variables. */
+ (void) widget;
+ (void) event;
+ (void) data;
+
+ log_info("StepEvent()");
+ 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);
+
+ return menu_bar;
+}
+
+static int
+mainwin_configure_event(GtkWindow *window, GdkEvent *event, gpointer data)
+{
+ /* Remove compiler warning about unused variables. */
+ (void) window;
+ (void) data;
+
+ cfg->win_width = event->configure.width;
+ cfg->win_height = event->configure.height;
+
+ /*
+ * Important:
+ * Returning false allows event to propagate to children. If not, they
+ * will not be resized when we resize the main window.
+ */
+ return FALSE;
+}
+
+static void
+hpaned_notify_event(GtkWindow *window, GdkEvent *event, gpointer data)
+{
+ GtkWidget *paned = data;
+
+ /* Remove compiler warning about unused variables. */
+ (void) window;
+ (void) event;
+
+ cfg->hpane_pos = gtk_paned_get_position(GTK_PANED(paned));
+}
+
+static void
+vpaned_notify_event(GtkWindow *window, GdkEvent *event, gpointer data)
+{
+ GtkWidget *paned = data;
+
+ /* Remove compiler warning about unused variables. */
+ (void) window;
+ (void) event;
+
+ cfg->vpane_pos = gtk_paned_get_position(GTK_PANED(paned));
+}
+
+static void
+main_paned_notify_event(GtkWindow *window, GdkEvent *event, gpointer data)
+{
+ GtkWidget *paned = data;
+
+ /* Remove compiler warning about unused variables. */
+ (void) window;
+ (void) event;
+
+ cfg->main_pane_pos = gtk_paned_get_position(GTK_PANED(paned));
+}
+
+void
+emugtk_quit_gui(void)
+{
+ gtk_main_quit();
+}
+
+static void
+emugtk_show_memory_paned(void)
+{
+ gtk_widget_show_all(mainwin);
+ emugtk_UpdateDisplay();
+}
+
+void
+emugtk_create_int_memory_paned(void)
+{
+ scrollwin_int = memwin_init("Internal memory (IRAM)",
+ INT_MEM_ID);
+ gtk_paned_pack1(GTK_PANED(vpaned1), scrollwin_int,
+ FALSE, FALSE);
+ if (emugtk_window_init_complete == true)
+ emugtk_show_memory_paned();
+}
+
+void
+emugtk_destroy_int_memory_paned(void)
+{
+ if (scrollwin_int == NULL)
+ return;
+
+ gtk_widget_destroy(scrollwin_int);
+ scrollwin_int = NULL;
+}
+
+void
+emugtk_create_ext_memory_paned(void)
+{
+ scrollwin_ext = memwin_init("External memory (XRAM)",
+ EXT_MEM_ID);
+
+ gtk_paned_pack2(GTK_PANED(vpaned1), scrollwin_ext,
+ TRUE, FALSE);
+
+ if (emugtk_window_init_complete == true)
+ emugtk_show_memory_paned();
+}
+
+void
+emugtk_destroy_ext_memory_paned(void)
+{
+ if (scrollwin_ext == NULL)
+ return;
+
+ gtk_widget_destroy(scrollwin_ext);
+ scrollwin_ext = NULL;
+}
+
+void
+emugtk_recreate_memory_paned(void)
+{
+ if (cfg->view_int_memory) {
+ emugtk_destroy_int_memory_paned();
+ emugtk_create_int_memory_paned();
+ }
+
+ if (cfg->view_ext_memory) {
+ emugtk_destroy_ext_memory_paned();
+ emugtk_create_ext_memory_paned();
+ }
+
+ if (emugtk_window_init_complete == true)
+ emugtk_show_memory_paned();
+}
+
+static GtkWidget *
+emugtk_create_memory_paned(void)
+{
+ /* Create vpaned (memory windows) only if necessary. */
+ if (cfg->view_int_memory || cfg->view_ext_memory) {
+ vpaned1 = gtk_vpaned_new();
+
+ gtk_paned_set_position(GTK_PANED(vpaned1), cfg->vpane_pos);
+ g_signal_connect(G_OBJECT(vpaned1), "notify::position",
+ G_CALLBACK(vpaned_notify_event), vpaned1);
+
+ emugtk_recreate_memory_paned();
+
+ return vpaned1;
+ } else
+ return NULL;
+}
+
+/*
+ * mainwin
+ * +---------------------------------------------------------------------+
+ * | |
+ * | vbox |
+ * | +---------------------------------------------------------------+ |
+ * | | | |
+ * | | menu_bar | |
+ * | | +----------------------+ | |
+ * | | | File View Help | | |
+ * | | +----------------------+ | |
+ * | | | |
+ * | |---------------------------------------------------------------| |
+ * | | | |
+ * | | buttons_bar | |
+ * | | +-----------------------+ | |
+ * | | | RST RUN STOP STEP | | |
+ * | | +-----------------------+ | |
+ * | | | |
+ * | |---------------------------------------------------------------| |
+ * | | | |
+ * | | main_paned | |
+ * | | +---------------------------------------------------------+ | |
+ * | | | | | |
+ * | | | hpaned | | |
+ * | | | +---------------------------------------------------+ | | |
+ * | | | | | | | | |
+ * | | | | scrollwin | scrollwin | | | |
+ * | | | | +------------------+ * +--------------------+ | | | |
+ * | | | | | REGISTERS window | * | Disassembly window | | | | |
+ * | | | | +------------------+ | +--------------------+ | | | |
+ * | | | | | | | | |
+ * | | | +---------------------------------------------------+ | | |
+ * | | | | | |
+ * | | |--------------------------***----------------------------- | |
+ * | | | | | |
+ * | | | vpaned | | |
+ * | | | +---------------------------------------------------+ | | |
+ * | | | | | | | |
+ * | | | | scrollwin | | | |
+ * | | | | +---------------------------------------------+ | | | |
+ * | | | | | Internal memory window | | | | |
+ * | | | | +---------------------------------------------+ | | | |
+ * | | | | | | | |
+ * | | | +-----------------------***-------------------------| | | |
+ * | | | | | | | |
+ * | | | | scrollwin | | | |
+ * | | | | +---------------------------------------------+ | | | |
+ * | | | | | External memory window | | | | |
+ * | | | | +---------------------------------------------+ | | | |
+ * | | | | | | | |
+ * | | | +---------------------------------------------------+ | | |
+ * | | | | | |
+ * | | +---------------------------------------------------------+ | |
+ * | | | |
+ * | | | |
+ * | +---------------------------------------------------------------+ |
+ * | |
+ * | |
+ * +---------------------------------------------------------------------+
+ */
+static void
+emugtk_window_init(void)
+{
+ GtkWidget *vbox;
+ GtkWidget *menu_bar;
+ GtkWidget *buttons_bar;
+ GtkWidget *scrollwin;
+ GtkWidget *hpaned;
+ GtkWidget *vpaned;
+ GtkWidget *main_paned;
+
+ emugtk_window_init_complete = false;
+
+ mainwin = gtk_window_new(GTK_WINDOW_TOPLEVEL);
+ gtk_window_set_title(GTK_WINDOW(mainwin), PACKAGE);
+ gtk_window_set_default_size(GTK_WINDOW(mainwin),
+ cfg->win_width, cfg->win_height);
+ gtk_container_set_border_width(GTK_CONTAINER(mainwin), 0);
+
+ /* Window DESTROY event. */
+ g_signal_connect(mainwin, "destroy",
+ G_CALLBACK(gtk_main_quit), NULL);
+
+ g_signal_connect(G_OBJECT(mainwin), "configure-event",
+ G_CALLBACK(mainwin_configure_event), NULL);
+
+ /* Creating the menu bar. */
+ menu_bar = AddMenu();
+
+ /* Creating the buttons bar. */
+ buttons_bar = AddButtons();
+
+ scrollwin = pswwin_init();
+ gtk_box_pack_start(GTK_BOX(buttons_bar), scrollwin, FALSE, FALSE, 100);
+
+ scrollwin = timerwin_init();
+ gtk_box_pack_start(GTK_BOX(buttons_bar), scrollwin, FALSE, FALSE, 100);
+
+ /* hpaned will contain registers and disassembly windows. */
+ hpaned = gtk_hpaned_new();
+ gtk_paned_set_position(GTK_PANED(hpaned), cfg->hpane_pos);
+ g_signal_connect(G_OBJECT(hpaned), "notify::position",
+ G_CALLBACK(hpaned_notify_event), hpaned);
+
+ /* 8051 registers frame. */
+ scrollwin = regwin_init();
+ gtk_paned_pack1(GTK_PANED(hpaned), scrollwin, FALSE, FALSE);
+
+ /* Program disassembly frame. */
+ scrollwin = pgmwin_init();
+ gtk_paned_pack2(GTK_PANED(hpaned), scrollwin, TRUE, FALSE);
+
+ /*
+ * main_paned will contain two groups:
+ * group1: registers and disassembly windows.
+ * group2: memory windows
+ */
+ if (cfg->layout == UI_LAYOUT1)
+ main_paned = gtk_vpaned_new();
+ else
+ main_paned = gtk_hpaned_new();
+
+ gtk_paned_set_position(GTK_PANED(main_paned), cfg->main_pane_pos);
+ g_signal_connect(G_OBJECT(main_paned), "notify::position",
+ G_CALLBACK(main_paned_notify_event), main_paned);
+ gtk_paned_pack1(GTK_PANED(main_paned), hpaned, FALSE, FALSE);
+
+ vpaned = emugtk_create_memory_paned();
+ if (vpaned != NULL)
+ gtk_paned_pack2(GTK_PANED(main_paned), vpaned,
+ TRUE, FALSE);
+
+ /*
+ * vbox contains the menu bar and body_vbox (for all remaining
+ * items).
+ */
+ vbox = gtk_vbox_new(FALSE, 1);
+ gtk_box_pack_start(GTK_BOX(vbox), menu_bar, FALSE, FALSE, 1);
+ gtk_box_pack_start(GTK_BOX(vbox), buttons_bar, FALSE, FALSE, 1);
+ gtk_box_pack_start(GTK_BOX(vbox), main_paned, true, true, 1);
+
+ /* Adding the vbox to the main window. */
+ gtk_container_add(GTK_CONTAINER(mainwin), vbox);
+
+ g_signal_connect(mainwin, "destroy", G_CALLBACK(emugtk_quit_gui), NULL);
+
+ gtk_widget_show_all(mainwin);
+
+ emugtk_window_init_complete = true;
+}
+
+void
+AddMenuSeparator(GtkWidget *menu)
+{
+ GtkWidget *item;
+
+ item = gtk_menu_item_new();
+ gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
+}
+
+void
+emugtk_new_file(char *file)
+{
+ int rc;
+
+ emugtk_stop_running();
+
+ rc = LoadHexFile(file);
+ if (rc == false) {
+ message_show_error("Error parsing hex file");
+ } else {
+ if (cfg->clear_ram_on_file_load)
+ emugtk_Reset();
+
+ emugtk_UpdateDisplay();
+ }
+}
+
+int
+main(int argc, char **argv)
+{
+ int rc_load_hexfile = true;
+
+ parse_command_line_options(argc, argv);
+ app_config_load();
+
+ cpu8051_init();
+
+ running = 0;
+
+ gtk_init(&argc, &argv);
+
+ if (options.filename != NULL)
+ rc_load_hexfile = LoadHexFile(options.filename);
+
+ cpu8051_Reset();
+
+ log_info("Init GUI");
+ emugtk_window_init();
+ emugtk_UpdateDisplay();
+
+ if (rc_load_hexfile == false)
+ message_show_error("Error parsing hex file");
+
+ gtk_main();
+
+ log_info("Terminate");
+
+ app_config_save();
+
+ return EXIT_SUCCESS;
+}