X-Git-Url: https://git.ozlabs.org/?p=petitboot;a=blobdiff_plain;f=ui%2Ftwin%2Fpbt-menu.h;fp=ui%2Ftwin%2Fpbt-menu.h;h=7547f16a3c08800a5e0ebed822a97320f6c3500f;hp=0000000000000000000000000000000000000000;hb=bd0c684c9941c24ee4191f4550ec966d5b1fa8ab;hpb=5cceb42c773aa404456417685ea50b2ada5570a2

diff --git a/ui/twin/pbt-menu.h b/ui/twin/pbt-menu.h
new file mode 100644
index 0000000..7547f16
--- /dev/null
+++ b/ui/twin/pbt-menu.h
@@ -0,0 +1,167 @@
+/*
+ *  Copyright Geoff Levand <geoff@infradead.org>
+ *
+ *  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; version 2 of the License.
+ *
+ *  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  02111-1307  USA
+ */
+
+#if !defined(_PBT_MENU_H)
+#define _PBT_MENU_H
+
+#include "list/list.h"
+#include "pb-protocol/pb-protocol.h"
+
+#include "pbt-scr.h"
+
+
+/**
+ * struct pbt_item - A menu item.
+ */
+
+struct pbt_item
+{
+	struct list_item list;
+
+	struct pbt_menu *menu; // convinence pointer
+	struct pbt_client *pbt_client; // convinence pointer
+
+	twin_window_t *window;
+	twin_pixmap_t *pixmap_idle;
+	twin_pixmap_t *pixmap_selected;
+	twin_pixmap_t *pixmap_active;
+
+	struct pbt_menu *sub_menu;
+
+	int (*on_execute)(struct pbt_item *item);
+	int (*on_edit)(struct pbt_item *item);
+
+	union {
+		struct device *pb_device;
+		struct boot_option *pb_opt;
+	};
+	void *data;
+};
+
+struct pbt_item *pbt_item_create(struct pbt_menu *menu, const char *name,
+	unsigned int position, const char *icon_filename, const char *title,
+	const char *text);
+
+static inline struct pbt_item *pbt_item_create_reduced(struct pbt_menu *menu,
+	const char *name, unsigned int position, const char *icon_filename)
+{
+	return pbt_item_create(menu, name, position, icon_filename, NULL,
+		NULL);
+}
+
+static inline const char *pbt_item_name(const struct pbt_item *item)
+{
+	return item->window->name;
+}
+
+#define pbt_dump_item(_i) _pbt_dump_item(_i, __func__, __LINE__)
+void _pbt_dump_item(const struct pbt_item* item, const char *func,
+	int line);
+
+struct pbt_text_layout {
+	twin_argb32_t color;
+	unsigned int font_size;
+};
+
+struct pbt_menu_layout {
+	unsigned int item_height;
+	unsigned int item_space;
+	unsigned int text_space;
+	//unsigned int icon_height;
+	//unsigned int icon_width;
+	struct pbt_text_layout title;
+	struct pbt_text_layout text;
+};
+
+ /**
+  * struct pbt_menu - A twin menu screen.
+  */
+
+struct pbt_menu {
+	struct pbt_scr *scr; // convinence pointer
+	struct pbt_menu *parent;
+	twin_window_t *window;
+	twin_pixmap_t *pixmap;
+
+	struct pbt_border border;
+	twin_argb32_t background_color;
+	struct pbt_menu_layout layout;
+
+	struct list* item_list;
+	unsigned int n_items;
+	uint32_t default_item_hash;
+
+	int has_focus;
+	struct pbt_item *selected;
+	int (*on_open)(struct pbt_menu *menu);
+};
+
+struct pbt_menu *pbt_menu_create(void *talloc_ctx, const char *name,
+	struct pbt_scr *scr, struct pbt_menu *parent, const struct pbt_quad *q,
+	const struct pbt_menu_layout *layout);
+void pbt_menu_set_focus(struct pbt_menu *menu, int focus);
+void pbt_menu_set_selected(struct pbt_menu *menu, struct pbt_item *item);
+struct pbt_quad *pbt_menu_get_item_quad(const struct pbt_menu *menu,
+	unsigned int pos, struct pbt_quad *q);
+void pbt_menu_hide(struct pbt_menu *menu);
+void pbt_menu_show(struct pbt_menu *menu, int hide);
+
+static inline const char *pbt_menu_name(const struct pbt_menu *menu)
+{
+	return menu->window->name;
+}
+
+static inline struct pbt_menu *pbt_menu_from_window(twin_window_t *window)
+{
+	struct pbt_menu *menu = window->client_data;
+
+	assert(menu);
+	return menu;
+}
+
+static inline struct pbt_item *pbt_item_from_window(twin_window_t *window)
+{
+	struct pbt_item *item = window->client_data;
+
+	assert(item);
+	return item;
+}
+
+static inline int pbt_item_is_selected(const struct pbt_item* item)
+{
+	return item == item->menu->selected;
+}
+
+static inline void pbt_item_set_as_selected(struct pbt_item* item)
+{
+	pbt_menu_set_selected(item->menu, item);
+}
+
+int pbt_item_editor(struct pbt_item *item);
+
+static inline void pbt_item_redraw(struct pbt_item *item)
+{
+	pbt_window_redraw(item->window);
+}
+
+static inline void pbt_menu_redraw(struct pbt_menu *menu)
+{
+	pbt_window_redraw(menu->window);
+}
+
+
+#endif