Add support multimedia keys/buttons to the core, and adapt Rockbox on android for it (multimedia buttons are found on wired headsets and the lock screen in cyanogenmod).

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@28421 a1c6a512-1295-4272-9138-f99709370657

5 files changed, 53 insertions, 4 deletions

diff --git a/firmware/export/button.h b/firmware/export/button.h
index 097f50a..3847d2a 100644
--- a/firmware/export/button.h
+++ b/firmware/export/button.h
@@ -69,6 +69,21 @@ int button_apply_acceleration(const unsigned int data);
 #define BUTTON_REL         0x02000000
 #define BUTTON_REPEAT      0x04000000
 #define BUTTON_TOUCHSCREEN 0x08000000
+#define BUTTON_MULTIMEDIA  0x10000000
+
+#define BUTTON_MULTIMEDIA_PLAYPAUSE (BUTTON_MULTIMEDIA|0x01)
+#define BUTTON_MULTIMEDIA_STOP      (BUTTON_MULTIMEDIA|0x02)
+#define BUTTON_MULTIMEDIA_PREV      (BUTTON_MULTIMEDIA|0x04)
+#define BUTTON_MULTIMEDIA_NEXT      (BUTTON_MULTIMEDIA|0x08)
+#define BUTTON_MULTIMEDIA_REW       (BUTTON_MULTIMEDIA|0x10)
+#define BUTTON_MULTIMEDIA_FFWD      (BUTTON_MULTIMEDIA|0x20)
+
+#define BUTTON_MULTIMEDIA_ALL       (BUTTON_MULTIMEDIA_PLAYPAUSE| \
+                                     BUTTON_MULTIMEDIA_STOP| \
+                                     BUTTON_MULTIMEDIA_PREV| \
+                                     BUTTON_MULTIMEDIA_NEXT| \
+                                     BUTTON_MULTIMEDIA_REW | \
+                                     BUTTON_MULTIMEDIA_FFWD)
 
 #ifdef HAVE_TOUCHSCREEN
 int touchscreen_last_touch(void);
diff --git a/firmware/export/config/application.h b/firmware/export/config/application.h
index 4dc34c1..b731f0c 100644
--- a/firmware/export/config/application.h
+++ b/firmware/export/config/application.h
@@ -77,6 +77,7 @@
 
 #if (CONFIG_PLATFORM & PLATFORM_ANDROID)
 #define CONFIG_KEYPAD ANDROID_PAD
+#define HAVE_MULTIMEDIA_KEYS
 #elif (CONFIG_PLATFORM & PLATFORM_SDL)
 #define HAVE_SCROLLWHEEL
 #define CONFIG_KEYPAD SDL_PAD
diff --git a/firmware/target/hosted/android/app/button-application.c b/firmware/target/hosted/android/app/button-application.c
index 47798a6..a7d75ef 100644
--- a/firmware/target/hosted/android/app/button-application.c
+++ b/firmware/target/hosted/android/app/button-application.c
@@ -45,3 +45,24 @@ int key_to_button(int keyboard_key)
             return BUTTON_MENU;
     }
 }
+
+unsigned multimedia_to_button(int keyboard_key)
+{
+    switch (keyboard_key)
+    {
+        case KEYCODE_MEDIA_PLAY_PAUSE:
+            return BUTTON_MULTIMEDIA_PLAYPAUSE;
+        case KEYCODE_MEDIA_STOP:
+            return BUTTON_MULTIMEDIA_STOP;
+        case KEYCODE_MEDIA_NEXT:
+            return BUTTON_MULTIMEDIA_NEXT;
+        case KEYCODE_MEDIA_PREVIOUS:
+            return BUTTON_MULTIMEDIA_PREV;
+        case KEYCODE_MEDIA_REWIND:
+            return BUTTON_MULTIMEDIA_REW;
+        case KEYCODE_MEDIA_FAST_FORWARD:
+            return BUTTON_MULTIMEDIA_FFWD;
+        default:
+            return 0;
+    }
+}
diff --git a/firmware/target/hosted/android/app/button-target.h b/firmware/target/hosted/android/app/button-target.h
index 6c7bd27..ca306d4 100644
--- a/firmware/target/hosted/android/app/button-target.h
+++ b/firmware/target/hosted/android/app/button-target.h
@@ -28,6 +28,7 @@
 #undef button_init_device
 void button_init_device(void);
 int button_read_device(int *data);
+unsigned multimedia_to_button(int keyboard_key);
 
 /* Main unit's buttons */
 #define BUTTON_MENU        0x00000001
diff --git a/firmware/target/hosted/android/button-android.c b/firmware/target/hosted/android/button-android.c
index c072e3e..9bf15c2 100644
--- a/firmware/target/hosted/android/button-android.c
+++ b/firmware/target/hosted/android/button-android.c
@@ -28,7 +28,7 @@
 #include "kernel.h"
 #include "system.h"
 #include "touchscreen.h"
-
+#include "debug.h"
 static int last_y, last_x;
 static int last_btns;
 static long last_button_tick;
@@ -44,7 +44,7 @@ static enum {
  * began or stopped the touch action + where (pixel coordinates) */
 JNIEXPORT void JNICALL
 Java_org_rockbox_RockboxFramebuffer_touchHandler(JNIEnv*env, jobject this,
-                                                 bool down, int x, int y)
+                                                 jboolean down, jint x, jint y)
 {
     (void)env;
     (void)this;
@@ -63,12 +63,23 @@ Java_org_rockbox_RockboxFramebuffer_touchHandler(JNIEnv*env, jobject this,
  * generated by pressing/releasing them to a variable */
 JNIEXPORT bool JNICALL
 Java_org_rockbox_RockboxFramebuffer_buttonHandler(JNIEnv*env, jobject this,
-                                                  int keycode, bool state)
+                                                  jint keycode, jboolean state)
 {
     (void)env;
     (void)this;
 
-    int button = key_to_button(keycode);
+    unsigned button = 0;
+
+    if (!state)
+        button = multimedia_to_button((int)keycode);
+
+    if (button)
+    {   /* multimeida buttons are handled differently */
+        queue_post(&button_queue, button, 0);
+        return true;
+    }
+
+    button = key_to_button(keycode);
 
     if (button == BUTTON_NONE)
         return false;