From 3e92dbecc820d6ba4e31b6a4a766ed27c6e7b64b Mon Sep 17 00:00:00 2001
From: Linus Nielsen Feltzing <linus@haxx.se>
Date: Mon, 12 Jul 2004 13:28:44 +0000
Subject: The FM radio screen now remembers the last used frequency

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@4865 a1c6a512-1295-4272-9138-f99709370657
---
 apps/recorder/radio.c | 14 +++++++++++++-
 apps/settings.c       |  3 ++-
 apps/settings.h       |  2 ++
 3 files changed, 17 insertions(+), 2 deletions(-)

diff --git a/apps/recorder/radio.c b/apps/recorder/radio.c
index ce4bc8b4d6..00223a070e 100644
--- a/apps/recorder/radio.c
+++ b/apps/recorder/radio.c
@@ -68,7 +68,7 @@ static int fm_in1 = DEFAULT_IN1;
 static int fm_in2 = DEFAULT_IN2;
 
 static int curr_preset = -1;
-static int curr_freq = 99400000;
+static int curr_freq;
 static int pll_cnt;
 
 #define MAX_PRESETS 32
@@ -159,6 +159,12 @@ static int find_preset(int freq)
     return -1;
 }
 
+static void remember_frequency(void)
+{
+    global_settings.last_frequency = (curr_freq - MIN_FREQ) / FREQ_STEP;
+    settings_save();
+}
+
 bool radio_screen(void)
 {
     char buf[MAX_PATH];
@@ -224,6 +230,8 @@ bool radio_screen(void)
     mpeg_set_recording_gain(mpeg_sound_default(SOUND_LEFT_GAIN),
                             mpeg_sound_default(SOUND_RIGHT_GAIN), false);
 #endif
+
+    curr_freq = global_settings.last_frequency * FREQ_STEP + MIN_FREQ;
     
     fmradio_set(1, DEFAULT_IN1);
     fmradio_set(2, DEFAULT_IN2);
@@ -266,6 +274,7 @@ bool radio_screen(void)
             {
                 search_dir = 0;
                 curr_preset = find_preset(curr_freq);
+                remember_frequency();
             }
             
             update_screen = true;
@@ -322,6 +331,7 @@ bool radio_screen(void)
 
                 radio_set(RADIO_FREQUENCY, curr_freq);
                 curr_preset = find_preset(curr_freq);
+                remember_frequency();
                 search_dir = 0;
                 update_screen = true;
                 break;
@@ -333,6 +343,7 @@ bool radio_screen(void)
                 
                 radio_set(RADIO_FREQUENCY, curr_freq);
                 curr_preset = find_preset(curr_freq);
+                remember_frequency();
                 search_dir = 0;
                 update_screen = true;
                 break;
@@ -765,6 +776,7 @@ bool handle_radio_presets(void)
             i = menu_cursor(preset_menu);
             curr_freq = presets[i].frequency;
             radio_set(RADIO_FREQUENCY, curr_freq);
+            remember_frequency();
         }
     }
     
diff --git a/apps/settings.c b/apps/settings.c
index 8434d3e211..925da81526 100644
--- a/apps/settings.c
+++ b/apps/settings.c
@@ -222,9 +222,10 @@ static struct bit_entry rtc_bits[] =
     /* If values are just added to the end, no need to bump the version. */
 #ifdef HAVE_FMRADIO
     {1, S_O(fm_force_mono), false, "force fm mono", off_on },
+    {8, S_O(last_frequency), 994, NULL, NULL },
 #endif
 
-    /* Current sum of bits: 271 (worst case) */
+    /* Current sum of bits: 286 (worst case) */
     /* Sum of all bit sizes must not grow beyond 288! */
 };
 
diff --git a/apps/settings.h b/apps/settings.h
index b7b0864b4c..0ca0e7d7f2 100644
--- a/apps/settings.h
+++ b/apps/settings.h
@@ -195,6 +195,8 @@ struct user_settings
     bool fm_force_mono;  /* Forces Mono mode if true */
     bool fm_full_range;  /* Enables full 10MHz-160MHz range if true, else
                             only 88MHz-108MHz */
+    int last_frequency;  /* Last frequency for resuming, in FREQ_STEP units,
+                            relative to MIN_FREQ */
 #endif
 
     int max_files_in_dir; /* Max entries in directory (file browser) */
-- 
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