X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=platform%2Fcommon%2Finput.c;h=199124445d5e2c5acb2d9c225bec8ffff85a38b5;hb=bfa124288c633b7631a37bb0e6be0aca1e2363ea;hp=2fd38d8b644d3af70c9410e77913ac57b73ceb65;hpb=819ef02513ff0611df7f917125e9e6f5c67305e3;p=picodrive.git

diff --git a/platform/common/input.c b/platform/common/input.c
index 2fd38d8..1991244 100644
--- a/platform/common/input.c
+++ b/platform/common/input.c
@@ -2,6 +2,7 @@
 #include <stdlib.h>
 #include <string.h>
 
+#include "common.h"
 #include "input.h"
 #include "../linux/in_evdev.h"
 
@@ -9,8 +10,8 @@ typedef struct
 {
 	int drv_id;
 	void *drv_data;
-	int *binds;
 	char *name;
+	int *binds;
 	int probed:1;
 } in_dev_t;
 
@@ -154,11 +155,12 @@ int in_update(void)
 	int i, result = 0;
 
 	for (i = 0; i < in_dev_count; i++) {
-		if (in_devices[i].probed && in_devices[i].binds != NULL) {
-			switch (in_devices[i].drv_id) {
+		in_dev_t *dev = &in_devices[i];
+		if (dev->probed && dev->binds != NULL) {
+			switch (dev->drv_id) {
 #ifdef IN_EVDEV
 			case IN_DRVID_EVDEV:
-				result |= in_evdev_update(in_devices[i].drv_data, in_devices[i].binds);
+				result |= in_evdev_update(dev->drv_data, dev->binds);
 				break;
 #endif
 			}
@@ -181,6 +183,8 @@ static void **in_collect_drvdata(int drv_id, int *count)
 	return data;
 }
 
+static int menu_key_state = 0;
+
 void in_set_blocking(int is_blocking)
 {
 	int i;
@@ -189,15 +193,19 @@ void in_set_blocking(int is_blocking)
 		if (in_devices[i].probed)
 			DRV(in_devices[i].drv_id).set_blocking(in_devices[i].drv_data, is_blocking);
 	}
+
+	menu_key_state = 0;
+	/* flush events */
+	in_update_keycode(NULL, NULL, 0);
 }
 
 /* 
  * update with wait for a press, return keycode
  * only can use 1 drv here..
  */
-int in_update_keycode(int *dev_id, int *is_down)
+int in_update_keycode(int *dev_id_out, int *is_down_out, int timeout_ms)
 {
-	int result = 0;
+	int result = 0, dev_id = 0, is_down, result_menu;
 #ifdef IN_EVDEV
 	void **data;
 	int i, id = 0, count = 0;
@@ -209,48 +217,89 @@ int in_update_keycode(int *dev_id, int *is_down)
 		exit(1);
 	}
 
-	result = in_evdev_update_keycode(data, count, &id, is_down);
+	result = in_evdev_update_keycode(data, count, &id, &is_down, timeout_ms);
 
-	if (dev_id != NULL) {
-		for (i = id; i < in_dev_count; i++) {
-			if (in_devices[i].drv_data == data[id]) {
-				*dev_id = i;
-				break;
-			}
+	for (i = id; i < in_dev_count; i++) {
+		if (in_devices[i].drv_data == data[id]) {
+			dev_id = i;
+			break;
 		}
 	}
 #else
 #error no menu read handlers
 #endif
 
+	/* keep track of menu key state, to allow mixing
+	 * in_update_keycode() and in_menu_wait_any() calls */
+	result_menu = DRV(in_devices[dev_id].drv_id).menu_translate(result);
+	if (result_menu != 0) {
+		if (is_down)
+			menu_key_state |=  result_menu;
+		else
+			menu_key_state &= ~result_menu;
+	}
+
+	if (dev_id_out != NULL)
+		*dev_id_out = dev_id;
+	if (is_down_out != NULL)
+		*is_down_out = is_down;
 	return result;
 }
 
-/* 
- * same as above, only return bitfield of BTN_*
- */
-int in_update_menu(void)
+/* same as above, only return bitfield of PBTN_*  */
+int in_menu_wait_any(int timeout_ms)
 {
-	static int keys_active = 0;
-	int keys_old = keys_active;
+	int keys_old = menu_key_state;
 
 	while (1)
 	{
 		int code, is_down = 0, dev_id = 0;
-		code = in_update_keycode(&dev_id, &is_down);
-		code = DRV(in_devices[dev_id].drv_id).menu_translate(code);
-		if (code == 0) continue;
 
-		if (is_down)
-			keys_active |=  code;
-		else
-			keys_active &= ~code;
+		code = in_update_keycode(&dev_id, &is_down, timeout_ms);
+		code = DRV(in_devices[dev_id].drv_id).menu_translate(code);
 
-		if (keys_old != keys_active)
+		if (timeout_ms >= 0)
+			break;
+		if (code == 0)
+			continue;
+		if (keys_old != menu_key_state)
 			break;
 	}
 
-	return keys_active;
+	return menu_key_state;
+}
+
+/* wait for menu input, do autorepeat */
+int in_menu_wait(int interesting)
+{
+	static int inp_prev = 0;
+	static int repeats = 0;
+	int ret, release = 0, wait = 666;
+
+	if (repeats)
+		wait = 33;
+
+	ret = in_menu_wait_any(wait);
+	if (ret == inp_prev)
+		repeats++;
+
+	while (!(ret & interesting)) {
+		ret = in_menu_wait_any(-1);
+		release = 1;
+	}
+
+	if (release || ret != inp_prev)
+		repeats = 0;
+
+	inp_prev = ret;
+
+	/* we don't need diagonals in menus */
+	if ((ret & PBTN_UP)   && (ret & PBTN_LEFT))  ret &= ~PBTN_LEFT;
+	if ((ret & PBTN_UP)   && (ret & PBTN_RIGHT)) ret &= ~PBTN_RIGHT;
+	if ((ret & PBTN_DOWN) && (ret & PBTN_LEFT))  ret &= ~PBTN_LEFT;
+	if ((ret & PBTN_DOWN) && (ret & PBTN_RIGHT)) ret &= ~PBTN_RIGHT;
+
+	return ret;
 }
 
 const int *in_get_dev_binds(int dev_id)
@@ -280,20 +329,71 @@ int in_get_dev_bind_count(int dev_id)
 	return in_bind_count(in_devices[dev_id].drv_id);
 }
 
-const char *in_get_dev_name(int dev_id)
+const char *in_get_dev_name(int dev_id, int must_be_active)
 {
 	if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
 		return NULL;
 
+	if (must_be_active && !in_devices[dev_id].probed)
+		return NULL;
 	return in_devices[dev_id].name;
 }
 
+/* never returns NULL */
 const char *in_get_key_name(int dev_id, int keycode)
 {
+	static char xname[16];
+	const char *name;
+
 	if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
 		return "Unkn0";
 
-	return DRV(in_devices[dev_id].drv_id).get_key_name(keycode);
+	name = DRV(in_devices[dev_id].drv_id).get_key_name(keycode);
+	if (name != NULL)
+		return name;
+
+	/* assume scancode */
+	if ((keycode >= '0' && keycode <= '9') || (keycode >= 'a' && keycode <= 'z')
+			|| (keycode >= 'A' && keycode <= 'Z'))
+		sprintf(xname, "%c", keycode);
+	else
+		sprintf(xname, "\\x%02X", keycode);
+	return xname;
+}
+
+int in_bind_key(int dev_id, int keycode, int mask, int force_unbind)
+{
+	int ret, count;
+	in_dev_t *dev;
+
+	if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
+		return -1;
+	dev = &in_devices[dev_id];
+
+	if (dev->binds == NULL) {
+		if (force_unbind)
+			return 0;
+		dev->binds = in_alloc_binds(dev->drv_id);
+		if (dev->binds == NULL)
+			return -1;
+	}
+
+	count = in_bind_count(dev->drv_id);
+	if (keycode < 0 || keycode >= count)
+		return -1;
+	
+	if (force_unbind)
+		dev->binds[keycode] &= ~mask;
+	else
+		dev->binds[keycode] ^=  mask;
+	
+	ret = DRV(dev->drv_id).clean_binds(dev->drv_data, dev->binds);
+	if (ret == 0) {
+		free(dev->binds);
+		dev->binds = NULL;
+	}
+
+	return 0;
 }
 
 /* returns device id, or -1 on error */
@@ -346,6 +446,11 @@ int in_config_parse_dev(const char *name)
 	return i;
 }
 
+/*
+ * To reduce size of game specific configs, default binds are not saved.
+ * So we mark default binds in in_config_start(), override them in in_config_bind_key(),
+ * and restore whatever default binds are left in in_config_end().
+ */
 void in_config_start(void)
 {
 	int i;
@@ -354,11 +459,11 @@ void in_config_start(void)
 	for (i = 0; i < IN_MAX_DEVS; i++) {
 		int n, count, *binds, *def_binds;
 
-		if (in_devices[i].binds == NULL)
+		binds = in_devices[i].binds;
+		if (binds == NULL)
 			continue;
 
 		count = in_bind_count(in_devices[i].drv_id);
-		binds = in_devices[i].binds;
 		def_binds = binds + count;
 
 		for (n = 0; n < count; n++)
@@ -369,27 +474,46 @@ void in_config_start(void)
 
 int in_config_bind_key(int dev_id, const char *key, int binds)
 {
-	int kc;
+	int count, kc;
+	in_dev_t *dev;
 
 	if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
 		return -1;
+	dev = &in_devices[dev_id];
 
-	if (in_devices[dev_id].binds == NULL) {
-		in_devices[dev_id].binds = in_alloc_binds(in_devices[dev_id].drv_id);
-		if (in_devices[dev_id].binds == NULL)
-			return -1;
-		in_config_start();
+	count = in_bind_count(dev->drv_id);
+
+	/* maybe a raw code? */
+	if (key[0] == '\\' && key[1] == 'x') {
+		char *p = NULL;
+		kc = (int)strtoul(key + 2, &p, 16);
+		if (p == NULL || *p != 0)
+			kc = -1;
+	}
+	else {
+		/* device specific key name */
+		if (dev->binds == NULL) {
+			dev->binds = in_alloc_binds(dev->drv_id);
+			if (dev->binds == NULL)
+				return -1;
+			in_config_start();
+		}
+
+		kc = DRV(dev->drv_id).get_key_code(key);
+		if (kc < 0 && strlen(key) == 1) {
+			/* assume scancode */
+			kc = key[0];
+		}
 	}
 
-	kc = DRV(in_devices[dev_id].drv_id).get_key_code(key);
-	if (kc < 0) {
+	if (kc < 0 || kc >= count) {
 		printf("input: bad key: %s\n", key);
 		return -1;
 	}
 
-	if (in_devices[dev_id].binds[kc] == -1)
-		in_devices[dev_id].binds[kc] = 0;
-	in_devices[dev_id].binds[kc] |= binds;
+	if (dev->binds[kc] == -1)
+		dev->binds[kc] = 0;
+	dev->binds[kc] |= binds;
 
 	return 0;
 }
@@ -400,26 +524,27 @@ void in_config_end(void)
 
 	for (i = 0; i < IN_MAX_DEVS; i++) {
 		int n, ret, count, *binds, *def_binds;
+		in_dev_t *dev = &in_devices[i];
 
-		if (in_devices[i].binds == NULL)
+		if (dev->binds == NULL)
 			continue;
 
-		count = in_bind_count(in_devices[i].drv_id);
-		binds = in_devices[i].binds;
+		count = in_bind_count(dev->drv_id);
+		binds = dev->binds;
 		def_binds = binds + count;
 
 		for (n = 0; n < count; n++)
 			if (binds[n] == -1)
 				binds[n] = def_binds[n];
 
-		if (in_devices[i].drv_data == NULL)
+		if (dev->drv_data == NULL)
 			continue;
 
-		ret = DRV(in_devices[i].drv_id).clean_binds(in_devices[i].drv_data, binds);
+		ret = DRV(dev->drv_id).clean_binds(dev->drv_data, binds);
 		if (ret == 0) {
 			/* no useable binds */
-			free(binds);
-			in_devices[i].binds = NULL;
+			free(dev->binds);
+			dev->binds = NULL;
 		}
 	}
 }
@@ -494,7 +619,7 @@ int main(void)
 	}
 #else
 	while (1) {
-		ret = in_update_menu();
+		ret = in_menu_wait_any();
 		printf("%08x\n", ret);
 	}
 #endif