generic multi-screen support for yes/no screens (like the one when reseting settings or when firmware has changed)

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@7951 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 91 insertions, 0 deletions

diff --git a/apps/gui/yesno.h b/apps/gui/yesno.h
new file mode 100644
index 0000000000..ac6500daf8
--- /dev/null
+++ b/apps/gui/yesno.h
@@ -0,0 +1,91 @@
+#ifndef _GUI_YESNO_H_
+#define _GUI_YESNO_H_
+
+#include "screen_access.h"
+#include "textarea.h"
+
+#if (CONFIG_KEYPAD == IRIVER_H100_PAD) || \
+    (CONFIG_KEYPAD == IRIVER_H300_PAD)
+#define YESNO_OK       BUTTON_SELECT
+#define YESNO_RC_OK    BUTTON_RC_MENU
+
+#elif CONFIG_KEYPAD == RECORDER_PAD
+#define YESNO_OK       BUTTON_PLAY
+#define YESNO_RC_OK    BUTTON_RC_PLAY
+
+#elif CONFIG_KEYPAD == PLAYER_PAD
+#define YESNO_OK       BUTTON_PLAY
+#define YESNO_RC_OK    BUTTON_RC_PLAY
+
+#elif CONFIG_KEYPAD == ONDIO_PAD
+#define YESNO_OK       BUTTON_RIGHT
+
+#elif CONFIG_KEYPAD == GMINI100_PAD
+#define YESNO_OK       BUTTON_PLAY
+
+#elif (CONFIG_KEYPAD == IPOD_4G_PAD) || (CONFIG_KEYPAD == IPOD_NANO_PAD)
+#define YESNO_OK       BUTTON_RIGHT
+#endif
+enum yesno_res
+{
+    YESNO_YES,
+    YESNO_NO,
+    YESNO_USB
+};
+
+struct gui_yesno
+{
+    struct text_message * main_message;
+    struct text_message * result_message[2];
+
+    struct screen * display;
+};
+
+/*
+ * Initializes the yesno asker
+ *  - yn : the yesno structure
+ *  - main_message : the question the user has to answer
+ *  - yes_message : message displayed if answer is 'yes'
+ *  - no_message : message displayed if answer is 'no'
+ */
+extern void gui_yesno_init(struct gui_yesno * yn,
+                           struct text_message * main_message,
+                           struct text_message * yes_message,
+                           struct text_message * no_message);
+
+/*
+ * Attach the yesno to a screen
+ *  - yn : the yesno structure
+ *  - display : the screen to attach
+ */
+extern void gui_yesno_set_display(struct gui_yesno * yn,
+                                 struct screen * display);
+
+/*
+ * Draws the yesno
+ *  - yn : the yesno structure
+ */
+extern void gui_yesno_draw(struct gui_yesno * yn);
+
+/*
+ * Draws the yesno result
+ *  - yn : the yesno structure
+ *  - result : the result tha must be displayed :
+ *    YESNO_NO if no
+ *    YESNO_YES if yes
+ */
+extern bool gui_yesno_draw_result(struct gui_yesno * yn, enum yesno_res result);
+
+/*
+ * Runs the yesno asker :
+ * it will display the 'main_message' question, and wait for user keypress
+ * PLAY means yes, other keys means no
+ *  - main_message : the question the user has to answer
+ *  - yes_message : message displayed if answer is 'yes'
+ *  - no_message : message displayed if answer is 'no'
+ */
+extern enum yesno_res gui_syncyesno_run(
+                           struct text_message * main_message,
+                           struct text_message * yes_message,
+                           struct text_message * no_message);
+#endif /* _GUI_YESNO_H_ */