X-Git-Url: http://git.ozlabs.org/?p=petitboot;a=blobdiff_plain;f=ui%2Fncurses%2Fnc-cui.c;h=18604c9e04a06a2435f956a6b1b89bc897d05986;hp=e02c6a66b2a19669a9d6de229a18ee348a2069ed;hb=6c7cf0a58b0e4be046b2367c93925e1c4895dd6c;hpb=089d0a6eb769d531129a7cd1061493a1a24b4bef

diff --git a/ui/ncurses/nc-cui.c b/ui/ncurses/nc-cui.c
index e02c6a6..18604c9 100644
--- a/ui/ncurses/nc-cui.c
+++ b/ui/ncurses/nc-cui.c
@@ -16,9 +16,9 @@
  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
 
+#if defined(HAVE_CONFIG_H)
 #include "config.h"
-
-#define _GNU_SOURCE
+#endif
 
 #include <assert.h>
 #include <errno.h>
@@ -33,11 +33,40 @@
 #include "waiter/waiter.h"
 #include "process/process.h"
 #include "ui/common/discover-client.h"
+#include "ui/common/ui-system.h"
 #include "nc-cui.h"
+#include "nc-boot-editor.h"
+#include "nc-config.h"
+#include "nc-sysinfo.h"
+#include "nc-helpscreen.h"
+
+static void cui_start(void)
+{
+	initscr();			/* Initialize ncurses. */
+	cbreak();			/* Disable line buffering. */
+	noecho();			/* Disable getch() echo. */
+	keypad(stdscr, TRUE);		/* Enable num keypad keys. */
+	nonl();				/* Disable new-line translation. */
+	intrflush(stdscr, FALSE);	/* Disable interrupt flush. */
+	curs_set(0);			/* Make cursor invisible */
+	nodelay(stdscr, TRUE);		/* Enable non-blocking getch() */
+
+	/* We may be operating with an incorrect $TERM type; in this case
+	 * the keymappings will be slightly broken. We want at least
+	 * backspace to work though, so we'll define both DEL and ^H to
+	 * map to backspace */
+	define_key("\x7f", KEY_BACKSPACE);
+	define_key("\x08", KEY_BACKSPACE);
+
+	while (getch() != ERR)		/* flush stdin */
+		(void)0;
+}
 
-static struct cui_opt_data *cod_from_item(struct pmenu_item *item)
+static void cui_atexit(void)
 {
-	return item->data;
+	clear();
+	refresh();
+	endwin();
 }
 
 /**
@@ -116,13 +145,8 @@ static int cui_boot(struct pmenu_item *item)
 
 	nc_scr_status_printf(cui->current, "Booting %s...", cod->name);
 
-	def_prog_mode();
-
 	result = discover_client_boot(cui->client, NULL, cod->opt, cod->bd);
 
-	reset_prog_mode();
-	redrawwin(cui->current->main_ncw);
-
 	if (result) {
 		nc_scr_status_printf(cui->current,
 				"Failed: boot %s", cod->bd->image);
@@ -131,80 +155,128 @@ static int cui_boot(struct pmenu_item *item)
 	return 0;
 }
 
-/**
- * cui_boot_editor_on_exit - The boot_editor on_exit callback.
- */
-
-static void cui_boot_editor_on_exit(struct boot_editor *boot_editor,
-		enum boot_editor_result boot_editor_result,
+static void cui_boot_editor_on_exit(struct cui *cui,
+		struct pmenu_item *item,
 		struct pb_boot_data *bd)
 {
-	struct cui *cui = cui_from_pmenu(boot_editor->original_pmenu);
-	struct pmenu_item *item = boot_editor->data;
+	struct pmenu *menu = cui->main;
 	struct cui_opt_data *cod;
+	static int user_idx = 0;
 
-	if (boot_editor_result != boot_editor_update) {
+	/* Was the edit cancelled? */
+	if (!bd) {
 		cui_set_current(cui, &cui->main->scr);
-		talloc_free(boot_editor);
+		talloc_free(cui->boot_editor);
+		cui->boot_editor = NULL;
 		return;
 	}
 
-	assert(bd);
-
 	/* Is this was a new item, we'll need to update the menu */
 	if (!item) {
-		struct pmenu *menu = boot_editor->original_pmenu;
 		int insert_pt;
 
+		cod = talloc_zero(NULL, struct cui_opt_data);
+		cod->name = talloc_asprintf(cod, "User item %u", ++user_idx);
+
+		item = pmenu_item_create(menu, cod->name);
+		if (!item) {
+			talloc_free(cod);
+			goto out;
+		}
+
+		item->on_edit = cui_item_edit;
+		item->on_execute = cui_boot;
+		item->data = cod;
+
+		talloc_steal(item, cod);
+
 		/* Detach the items array. */
 		set_menu_items(menu->ncm, NULL);
 
 		/* Insert new item at insert_pt. */
 		insert_pt = pmenu_grow(menu, 1);
-		item = pmenu_item_alloc(menu);
-		item->on_edit = cui_item_edit;
-		item->on_execute = cui_boot;
-		item->data = cod = talloc_zero(item, struct cui_opt_data);
-
-		cod->name = talloc_asprintf(cod, "User item %u:", insert_pt);
-		pmenu_item_setup(menu, item, insert_pt,
-				talloc_strdup(item, cod->name));
+		pmenu_item_insert(menu, item, insert_pt);
 
 		/* Re-attach the items array. */
 		set_menu_items(menu->ncm, menu->items);
-		menu->scr.post(&menu->scr);
+		nc_scr_post(&menu->scr);
 	} else {
 		cod = item->data;
 	}
 
 	cod->bd = talloc_steal(cod, bd);
 
-	/* FIXME: need to make item visible somehow */
 	set_current_item(item->pmenu->ncm, item->nci);
+out:
 	cui_set_current(cui, &cui->main->scr);
-	talloc_free(boot_editor);
+	talloc_free(cui->boot_editor);
+	cui->boot_editor = NULL;
 }
 
 void cui_item_edit(struct pmenu_item *item)
 {
 	struct cui *cui = cui_from_item(item);
-	struct cui_opt_data *cod = cod_from_item(item);
-	struct boot_editor *boot_editor;
-
-	boot_editor = boot_editor_init(item->pmenu, cod->bd,
-			cui_boot_editor_on_exit);
-	boot_editor->data = item;
-	cui_set_current(cui, &boot_editor->scr);
+	cui->boot_editor = boot_editor_init(cui, item, cui->sysinfo,
+					cui_boot_editor_on_exit);
+	cui_set_current(cui, boot_editor_scr(cui->boot_editor));
 }
 
 void cui_item_new(struct pmenu *menu)
 {
 	struct cui *cui = cui_from_pmenu(menu);
-	struct boot_editor *boot_editor;
+	cui->boot_editor = boot_editor_init(cui, NULL, cui->sysinfo,
+					cui_boot_editor_on_exit);
+	cui_set_current(cui, boot_editor_scr(cui->boot_editor));
+}
+
+static void cui_sysinfo_exit(struct cui *cui)
+{
+	cui_set_current(cui, &cui->main->scr);
+	talloc_free(cui->sysinfo_screen);
+	cui->sysinfo_screen = NULL;
+}
+
+void cui_show_sysinfo(struct cui *cui)
+{
+	cui->sysinfo_screen = sysinfo_screen_init(cui, cui->sysinfo,
+			cui_sysinfo_exit);
+	cui_set_current(cui, sysinfo_screen_scr(cui->sysinfo_screen));
+}
+
+static void cui_config_exit(struct cui *cui)
+{
+	cui_set_current(cui, &cui->main->scr);
+	talloc_free(cui->config_screen);
+	cui->config_screen = NULL;
+}
+
+void cui_show_config(struct cui *cui)
+{
+	cui->config_screen = config_screen_init(cui, cui->config,
+			cui->sysinfo, cui_config_exit);
+	cui_set_current(cui, config_screen_scr(cui->config_screen));
+}
+
+static void cui_help_exit(struct cui *cui)
+{
+	cui_set_current(cui, help_screen_return_scr(cui->help_screen));
+	talloc_free(cui->help_screen);
+	cui->help_screen = NULL;
+}
+
+void cui_show_help(struct cui *cui, const char *title, const char *text)
+{
+	if (!cui->current)
+		return;
+
+	if (cui->help_screen)
+		return;
 
-	boot_editor = boot_editor_init(menu, NULL,
-			cui_boot_editor_on_exit);
-	cui_set_current(cui, &boot_editor->scr);
+	cui->help_screen = help_screen_init(cui, cui->current,
+			title, text, cui_help_exit);
+
+	if (cui->help_screen)
+		cui_set_current(cui, help_screen_scr(cui->help_screen));
 }
 
 /**
@@ -220,10 +292,11 @@ struct nc_scr *cui_set_current(struct cui *cui, struct nc_scr *scr)
 	assert(cui->current != scr);
 
 	old = cui->current;
-	old->unpost(old);
+	nc_scr_unpost(old);
 
 	cui->current = scr;
-	cui->current->post(cui->current);
+
+	nc_scr_post(cui->current);
 
 	return old;
 }
@@ -232,10 +305,8 @@ static bool process_global_keys(struct cui *cui, int key)
 {
 	switch (key) {
 	case 0xc:
-		if (cui->current && cui->current->main_ncw) {
-			redrawwin(cui->current->main_ncw);
-			wrefresh(cui->current->main_ncw);
-		}
+		if (cui->current && cui->current->main_ncw)
+			wrefresh(curscr);
 		return true;
 	}
 	return false;
@@ -258,6 +329,8 @@ static int cui_process_key(void *arg)
 	for (;;) {
 		int c = getch();
 
+		pb_debug("%s: got key %d\n", __func__, c);
+
 		if (c == ERR)
 			break;
 
@@ -327,30 +400,23 @@ static int cui_boot_option_add(struct device *dev, struct boot_option *opt,
 	struct cui *cui = cui_from_arg(arg);
 	struct cui_opt_data *cod;
 	unsigned int insert_pt;
+	int result, rows, cols;
 	struct pmenu_item *i;
 	ITEM *selected;
-	int result;
 
 	pb_debug("%s: %p %s\n", __func__, opt, opt->id);
 
 	selected = current_item(cui->main->ncm);
+	menu_format(cui->main->ncm, &rows, &cols);
 
 	if (cui->current == &cui->main->scr)
-		cui->current->unpost(cui->current);
-
-	/* This disconnects items array from menu. */
-
-	result = set_menu_items(cui->main->ncm, NULL);
-
-	if (result)
-		pb_log("%s: set_menu_items failed: %d\n", __func__, result);
-
-	/* Insert new items at insert_pt. */
-	insert_pt = pmenu_grow(cui->main, 1);
+		nc_scr_unpost(cui->current);
 
 	/* Save the item in opt->ui_info for cui_device_remove() */
 
-	opt->ui_info = i = pmenu_item_alloc(cui->main);
+	opt->ui_info = i = pmenu_item_create(cui->main, opt->name);
+	if (!i)
+		return -1;
 
 	i->on_edit = cui_item_edit;
 	i->on_execute = cui_boot;
@@ -367,7 +433,15 @@ static int cui_boot_option_add(struct device *dev, struct boot_option *opt,
 	cod->bd->dtb = talloc_strdup(cod->bd, opt->dtb_file);
 	cod->bd->args = talloc_strdup(cod->bd, opt->boot_args);
 
-	pmenu_item_setup(cui->main, i, insert_pt, cod->name);
+	/* This disconnects items array from menu. */
+	result = set_menu_items(cui->main->ncm, NULL);
+
+	if (result)
+		pb_log("%s: set_menu_items failed: %d\n", __func__, result);
+
+	/* Insert new items at insert_pt. */
+	insert_pt = pmenu_grow(cui->main, 1);
+	pmenu_item_insert(cui->main, i, insert_pt);
 
 	pb_log("%s: adding opt '%s'\n", __func__, cod->name);
 	pb_log("   image  '%s'\n", cod->bd->image);
@@ -386,13 +460,23 @@ static int cui_boot_option_add(struct device *dev, struct boot_option *opt,
 			item_count(cui->main->ncm) + 1);
 	}
 
-	/* FIXME: need to make item visible somehow */
-	menu_driver(cui->main->ncm, REQ_SCR_UPAGE);
-	menu_driver(cui->main->ncm, REQ_SCR_DPAGE);
-	set_current_item(cui->main->ncm, selected);
+	if (!item_visible(selected)) {
+		int idx, top;
+
+		top = top_row(cui->main->ncm);
+		idx = item_index(selected);
+
+		/* If our index is above the current top row, align
+		 * us to the new top. Otherwise, align us to the new
+		 * bottom */
+		top = top < idx ? idx - rows : idx;
+
+		set_top_row(cui->main->ncm, top);
+		set_current_item(cui->main->ncm, selected);
+	}
 
 	if (cui->current == &cui->main->scr)
-		cui->current->post(cui->current);
+		nc_scr_post(cui->current);
 
 	return 0;
 }
@@ -413,7 +497,7 @@ static void cui_device_remove(struct device *dev, void *arg)
 	pb_log("%s: %p %s\n", __func__, dev, dev->id);
 
 	if (cui->current == &cui->main->scr)
-		cui->current->unpost(cui->current);
+		nc_scr_unpost(cui->current);
 
 	/* This disconnects items array from menu. */
 
@@ -443,7 +527,7 @@ static void cui_device_remove(struct device *dev, void *arg)
 	}
 
 	if (cui->current == &cui->main->scr)
-		cui->current->post(cui->current);
+		nc_scr_post(cui->current);
 }
 
 static void cui_update_status(struct boot_status *status, void *arg)
@@ -469,22 +553,56 @@ static void cui_update_mm_title(struct cui *cui)
 				" %s", cui->sysinfo->identifier);
 
 	if (cui->current == &cui->main->scr)
-		cui->current->post(cui->current);
+		nc_scr_post(cui->current);
 }
 
 static void cui_update_sysinfo(struct system_info *sysinfo, void *arg)
 {
 	struct cui *cui = cui_from_arg(arg);
 	cui->sysinfo = talloc_steal(cui, sysinfo);
+
+	/* if we're currently displaying the system info screen, inform it
+	 * of the updated information. */
+	if (cui->sysinfo_screen)
+		sysinfo_screen_update(cui->sysinfo_screen, sysinfo);
+
+	/* ... and do the same with the config screen... */
+	if (cui->config_screen)
+		config_screen_update(cui->config_screen, cui->config, sysinfo);
+
+	/* ... and the boot editor. */
+	if (cui->boot_editor)
+		boot_editor_update(cui->boot_editor, sysinfo);
+
 	cui_update_mm_title(cui);
 }
 
+static void cui_update_config(struct config *config, void *arg)
+{
+	struct cui *cui = cui_from_arg(arg);
+	cui->config = talloc_steal(cui, config);
+
+	if (cui->config_screen)
+		config_screen_update(cui->config_screen, config, cui->sysinfo);
+}
+
+int cui_send_config(struct cui *cui, struct config *config)
+{
+	return discover_client_send_config(cui->client, config);
+}
+
+void cui_send_reinit(struct cui *cui)
+{
+	discover_client_send_reinit(cui->client);
+}
+
 static struct discover_client_ops cui_client_ops = {
 	.device_add = NULL,
 	.boot_option_add = cui_boot_option_add,
 	.device_remove = cui_device_remove,
 	.update_status = cui_update_status,
 	.update_sysinfo = cui_update_sysinfo,
+	.update_config = cui_update_config,
 };
 
 /**
@@ -558,8 +676,9 @@ retry_start:
 		goto fail_client_init;
 	}
 
-	atexit(nc_atexit);
-	nc_start();
+	atexit(cui_atexit);
+	talloc_steal(cui, cui->client);
+	cui_start();
 
 	waiter_register_io(cui->waitset, STDIN_FILENO, WAIT_IN,
 			cui_process_key, cui);
@@ -599,7 +718,7 @@ int cui_run(struct cui *cui, struct pmenu *main, unsigned int default_item)
 	cui->current = &cui->main->scr;
 	cui->default_item = default_item;
 
-	cui->current->post(cui->current);
+	nc_scr_post(cui->current);
 
 	while (1) {
 		int result = waiter_poll(cui->waitset);
@@ -618,7 +737,7 @@ int cui_run(struct cui *cui, struct pmenu *main, unsigned int default_item)
 		}
 	}
 
-	nc_atexit();
+	cui_atexit();
 
 	return cui->abort ? 0 : -1;
 }