From: Nils Faerber <nils.faerber@kernelconcepts.de>
Date: Tue, 8 Nov 2011 23:11:14 +0000 (+0100)
Subject: Add button message callback handling and sample code
X-Git-Url: https://git.kernelconcepts.de/?p=metawatch.git;a=commitdiff_plain;h=681932903c2c6fedf430b34739d0b696058bc571;ds=sidebyside

Add button message callback handling and sample code
---

diff --git a/Makefile b/Makefile
index cab476f..83894df 100644
--- a/Makefile
+++ b/Makefile
@@ -7,7 +7,7 @@ PREFIX = /usr/local/
 CFLAGS = -Wall -g -DDEBUG -O2 $(CCFLAGS) `pkg-config --cflags glib-2.0` `pkg-config --cflags dbus-glib-1` `pkg-config --cflags dbus-1` `pkg-config --cflags libsoup-2.4`
 #CFLAGS = -Wall -O2 $(CCFLAGS)
 
-LDFLAGS = `pkg-config --libs glib-2.0` `pkg-config --libs dbus-glib-1` `pkg-config --libs dbus-1` `pkg-config --libs libsoup-2.4`
+LDFLAGS = `pkg-config --libs glib-2.0` `pkg-config --libs dbus-glib-1` `pkg-config --libs dbus-1` `pkg-config --libs libxml-2.0` `pkg-config --libs libsoup-2.4`
 
 PRGNAME = metawatch
 
diff --git a/metawatch.c b/metawatch.c
index 2d9b929..0b3385a 100644
--- a/metawatch.c
+++ b/metawatch.c
@@ -170,6 +170,7 @@ int mw_configure_watch_mode(mwdevice_t *mwdevice, unsigned char mode, unsigned c
 
 int mw_update_display(mwdevice_t *mwdevice, unsigned char mode, unsigned char copy)
 {
+	mwdevice->screen_mode = (mode & 0x0f);
 	return mw_send_frame(mwdevice, MW_UPDATE_DISPLAY, (mode & 0x0f) | ((copy & 0x01) << 4), NULL, 0);
 }
 
@@ -449,6 +450,26 @@ void mw_set_read_button_config_response_cb(mwdevice_t *mwdevice, void (*mw_read_
 		mwdevice->mw_rbtncnfrsp_data = user_data;
 }
 
+int mw_button_event_message(mwdevice_t *mwdevice, unsigned char *btnevt, int len, unsigned char opts)
+{
+#ifdef DEBUG
+	fprintf(stderr, "  button %d options %d\n", btnevt[0], opts);
+#endif
+
+	if (mwdevice->mw_button_event_message_cb != NULL)
+		mwdevice->mw_button_event_message_cb(mwdevice, btnevt[0], opts, mwdevice->mw_btnevmsg_data);
+
+	return 0;
+}
+
+void mw_set_button_event_message_cb(mwdevice_t *mwdevice, void (*mw_button_event_message_cb) (mwdevice_t *mwdevice, unsigned char buttons, unsigned char options, void *user_data), void *user_data)
+{
+	if (mw_button_event_message_cb != NULL)
+		mwdevice->mw_button_event_message_cb = mw_button_event_message_cb;
+	if (user_data != NULL)
+		mwdevice->mw_btnevmsg_data = user_data;
+}
+
 int mw_read_light_sensor_response(mwdevice_t *mwdevice, unsigned char *lightrsp, int len)
 {
 	unsigned char power_good = lightrsp[0];
@@ -478,9 +499,10 @@ int mw_status_change_event(mwdevice_t *mwdevice, unsigned char option, unsigned
 	unsigned char mode = (option & 0x0f);
 	unsigned char status = statrsp[0];
 #ifdef DEBUG
-	fprintf(stderr, "Status change event for mode %s: %s\n", mw_screen_mode_names[option&0x0f], mw_status_string[statrsp[0]]);	
+	fprintf(stderr, "Status change event for mode %s: %s\n", mw_screen_mode_names[mode], mw_status_string[status]);	
 #endif
 
+	// mwdevice->screen_mode = mode;
 	if (mwdevice->mw_status_change_event_cb != NULL)
 		mwdevice->mw_status_change_event_cb(mwdevice, &mode, &status, mwdevice->mw_stchev_data);
 
@@ -551,6 +573,7 @@ int mw_decode_frame(mwdevice_t *mwdevice, unsigned char *buf, int len)
 			break;
 		case MW_BUTTON_EVENT_MESSAGE:
 			fprintf(stderr, "Button event message\n");
+			mw_button_event_message(mwdevice, msgdata, msgdatalen, msgopt);
 			break;
 		case MW_LOW_BATTERY_BT_OFF_MSG:
 			fprintf(stderr, "Watch battery extremely low - radio will turn off\n");
diff --git a/metawatch.h b/metawatch.h
index ca8f663..b910dee 100644
--- a/metawatch.h
+++ b/metawatch.h
@@ -17,6 +17,7 @@ typedef struct _mwdevice_t {
 	char pbuf[MW_PBUF_LEN];	/* protocol receive buffer */
 	int pbuf_len;
 	unsigned char devtype;	/* the device type of the connected device */
+	unsigned char screen_mode; /* the current assumed screen mode */
 	/* watch message callbacks */
 	void (*mw_get_device_type_response_cb) (struct _mwdevice_t *mwdevice, unsigned char devtype, void *user_data);
 	void *mw_gdtypersp_data;
@@ -26,6 +27,8 @@ typedef struct _mwdevice_t {
 	void *mw_gbatvrsp_data;
 	void (*mw_read_button_config_response_cb) (struct _mwdevice_t *mwdevice, void *user_data);
 	void *mw_rbtncnfrsp_data;
+	void (*mw_button_event_message_cb) (struct _mwdevice_t *mwdevice, unsigned char buttons, unsigned char options, void *user_data);
+	void *mw_btnevmsg_data;
 	void (*mw_read_light_sensor_response_cb) (struct _mwdevice_t *mwdevice, unsigned short *light_level, void *user_data);
 	void *mw_rlsrsp_data;
 	void (*mw_status_change_event_cb) (struct _mwdevice_t *mwdevice, unsigned char *scrmode, unsigned char *status, void *user_data);
@@ -73,6 +76,9 @@ void mw_set_get_battery_voltage_response_cb(mwdevice_t *mwdevice, void (*mw_get_
 
 int mw_read_button_config_response(mwdevice_t *mwdevice, unsigned char *btnrsp, int len);
 
+int mw_button_event_message(mwdevice_t *mwdevice, unsigned char *btnevt, int len, unsigned char opts);
+void mw_set_button_event_message_cb(mwdevice_t *mwdevice, void (*mw_button_event_message_cb) (mwdevice_t *mwdevice, unsigned char buttons, unsigned char options, void *user_data), void *user_data);
+
 int mw_read_light_sensor_response(mwdevice_t *mwdevice, unsigned char *lightrsp, int len);
 void mw_set_read_light_sensor_response_cb(mwdevice_t *mwdevice, void (*mw_read_light_sensor_response_cb) (mwdevice_t *mwdevice, unsigned short *light_level, void *user_data), void *user_data);
 
diff --git a/mw_main.c b/mw_main.c
index 17b52ad..566b8fb 100644
--- a/mw_main.c
+++ b/mw_main.c
@@ -310,7 +310,7 @@ void draw_idle_calendar(mwdevice_t *mwdevice)
 	px=0;
 	py=3;
 	for (i=0; i<7; i++) {
-		snprintf(pnum, 3, dnames[i]);
+		snprintf(pnum, 3, "%s", dnames[i]);
 		mw_buf_print(mwbuf, px, py, pnum, 0, MW_WHITE, MW_BLACK);
 		px += 14;
 	};
@@ -396,7 +396,13 @@ void test_application(mwdevice_t *mwdevice)
 	unsigned char *bbuf;
 	int len;
 
+	mw_enable_button(mwdevice, MW_SCREEN_MODE_IDLE, MW_BUTTON_A, MW_BUTTON_IMMEDIATE, MW_BUTTON_EVENT_MESSAGE, MW_BUTTON_A);
+
 	mw_enable_button(mwdevice, MW_SCREEN_MODE_APPLICATION, MW_BUTTON_A, MW_BUTTON_IMMEDIATE, MW_BUTTON_EVENT_MESSAGE, MW_BUTTON_A);
+	mw_enable_button(mwdevice, MW_SCREEN_MODE_APPLICATION, MW_BUTTON_B, MW_BUTTON_IMMEDIATE, MW_BUTTON_EVENT_MESSAGE, MW_BUTTON_B);
+	mw_enable_button(mwdevice, MW_SCREEN_MODE_APPLICATION, MW_BUTTON_C, MW_BUTTON_IMMEDIATE, MW_BUTTON_EVENT_MESSAGE, MW_BUTTON_C);
+	mw_enable_button(mwdevice, MW_SCREEN_MODE_APPLICATION, MW_BUTTON_E, MW_BUTTON_IMMEDIATE, MW_BUTTON_EVENT_MESSAGE, MW_BUTTON_E);
+	mw_enable_button(mwdevice, MW_SCREEN_MODE_APPLICATION, MW_BUTTON_F, MW_BUTTON_IMMEDIATE, MW_BUTTON_EVENT_MESSAGE, MW_BUTTON_F);
 	mw_configure_watch_mode(mwdevice, MW_SCREEN_MODE_APPLICATION, 0, 30, 0);
 
 	mwbuf = mw_alloc_pbuffer(96, 96, 1);
@@ -681,6 +687,20 @@ signal_filter (DBusConnection *connection, DBusMessage *message, void *user_data
 	return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
 }
 
+void mw_button_event_message_cb(mwdevice_t *mwdevice, unsigned char buttons, unsigned char options, void *user_data)
+{
+	g_print("button event cb:0x%02x 0x%02x\n", buttons, options);
+	g_print("screen is %d\n", mwdevice->screen_mode);
+	if (mwdevice->screen_mode == MW_SCREEN_MODE_IDLE) {
+		if (buttons == MW_BUTTON_A)
+			test_application(mwdevice);
+	}
+	if (mwdevice->screen_mode == MW_SCREEN_MODE_APPLICATION) {
+		if (buttons == MW_BUTTON_C)
+			mw_update_display(mwdevice, MW_SCREEN_MODE_IDLE, 0);
+	}
+}
+
 int main(int argc, char **argv)
 {
 	int mw_fd;
@@ -763,6 +783,7 @@ int main(int argc, char **argv)
 	mdata.cmdline_pos = 0;
 
 	mw_init(&mdata.mwdevice, mw_fd);
+	mw_set_button_event_message_cb(&mdata.mwdevice, mw_button_event_message_cb, NULL);
 
 	g_main_loop_run (mdata.mloop);