headless_client: support stdin commands for keygrabs

Change-Id: If5d35fa136291164c6ebe22442b7e70b0428e8e2

diff --git a/src/samples/headless_client.c b/src/samples/headless_client.c
index 70f5d72..5ee5a88 100644 (file)
--- a/src/samples/headless_client.c
+++ b/src/samples/headless_client.c
@@ -7,6 +7,7 @@
 #include <tbm_surface_internal.h>
 
 #define DISPLAY_NAME "headless-0"
+#define MAX_STR 1024
 
 #define DEBUG
 #ifdef DEBUG
@@ -31,6 +32,8 @@
        } while (0)
 
 typedef struct app_data app_data_t;
+typedef enum keygrab_type keygrab_type_e;
+
 struct app_data
 {
        Ecore_Wl2_Display *ewd;
@@ -41,6 +44,15 @@ struct app_data
        int last_serial;
 };
 
+enum keygrab_type
+{
+       KEYGRAB_TYPE_NONE,
+       KEYGRAB_TYPE_SHARED,
+       KEYGRAB_TYPE_TOPMOST,
+       KEYGRAB_TYPE_OREXCLUSIVE,
+       KEYGRAB_TYPE_EXCLUSIVE
+};
+
 static Eina_Array *_ecore_event_hdls;
 
 static int KEY_WL_BUFFER = 0;
@@ -274,6 +286,178 @@ _cb_key_up(void *data EINA_UNUSED, int type EINA_UNUSED, void *event)
        return ECORE_CALLBACK_PASS_ON;
 }
 
+static char *
+_keygrab_mode_to_string(keygrab_type_e type)
+{
+       switch (type) {
+               case KEYGRAB_TYPE_SHARED:
+                       return "Shared";
+               case KEYGRAB_TYPE_TOPMOST:
+                       return "Top position";
+               case KEYGRAB_TYPE_OREXCLUSIVE:
+                       return "OR-Exclusive";
+               case KEYGRAB_TYPE_EXCLUSIVE:
+                       return "Exclusive";
+               default:
+                       return "Unknown";
+       }
+}
+
+static void
+_keygrab(char *keyname, keygrab_type_e type)
+{
+       Ecore_Wl2_Window_Keygrab_Mode mode;
+       Eina_Bool ret;
+
+       switch (type) {
+               case KEYGRAB_TYPE_SHARED:
+                       mode = ECORE_WL2_WINDOW_KEYGRAB_SHARED;
+                       break;
+               case KEYGRAB_TYPE_TOPMOST:
+                       mode = ECORE_WL2_WINDOW_KEYGRAB_TOPMOST;
+                       break;
+               case KEYGRAB_TYPE_OREXCLUSIVE:
+                       mode = ECORE_WL2_WINDOW_KEYGRAB_OVERRIDE_EXCLUSIVE;
+                       break;
+               case KEYGRAB_TYPE_EXCLUSIVE:
+                       mode = ECORE_WL2_WINDOW_KEYGRAB_EXCLUSIVE;
+                       break;
+               default:
+                       printf("Input correct grab mode(%d)\n", type);
+                       return;
+       }
+       ret = ecore_wl2_window_keygrab_set(NULL, keyname, 0, 0, 0, mode);
+       if (!ret) printf("Failed to grab %s to %s mode\n", keyname, _keygrab_mode_to_string(type));
+       else printf("Success to grab %s to %s mode\n", keyname, _keygrab_mode_to_string(type));
+}
+
+static void
+_keyungrab(char *keyname)
+{
+       Eina_Bool ret;
+
+       ret = ecore_wl2_window_keygrab_unset(NULL, keyname, 0, 0);
+       if (!ret) printf("Failed to ungrab %s\n", keyname);
+       else printf("Success to ungrab %s\n", keyname);
+}
+
+static void
+_usage(void)
+{
+       printf("  Supported commands:  grab  (Grab a key)\n");
+       printf("                    :  ungrab  (Ungrab a key)\n");
+       printf("                    :  hide  (Hide current window)\n");
+       printf("                    :  show  (Show current window)\n");
+       printf("                    :  help  (Print this help text)\n");
+       printf("                    :  q/quit  (Quit program)\n");
+       printf("grab [key_name] {grab_type}\n");
+       printf("  : grab_type:\n");
+       printf("    - default: shared\n");
+       printf("    - 1: shared mode\n");
+       printf("    - 2: top position mode\n");
+       printf("    - 3: or-exclusive mode\n");
+       printf("    - 4: exclusive mode\n");
+       printf("  : ex> grab XF86Back / grab XF86Back 4\n");
+       printf("ungrab [key_name]\n");
+       printf("  : ex> ungrab XF86Back\n");
+       printf("\n");
+
+       printf("* Actions *\n");
+
+       printf("[TM1]...\n");
+       printf("- hide window : XF86Back\n");
+       printf("- focus skip unset : XF86AudioRaiseVolume\n");
+       printf("- focus skip set : XF86AudioLowerVolume\n");
+
+       printf("[RPi3]...\n");
+       printf("- hide window : XF86AudioForward\n");
+       printf("- focus skip unset : XF86AudioRaiseVolume\n");
+       printf("- focus skip set : XF86AudioLowerVolume\n");
+
+       printf("\n");
+}
+
+static Eina_Bool
+_stdin_cb(void *data, Ecore_Fd_Handler *handler EINA_UNUSED)
+{
+       app_data_t *client = (app_data_t *)data;
+       char c, buf[MAX_STR] = {0, }, *tmp, *buf_ptr;
+       int count = 0;
+       char key_name[MAX_STR] = {0, };
+       int grab_mode = KEYGRAB_TYPE_SHARED;
+
+       while ((c = getchar()) != EOF) {
+               if (c == '\n') break;
+               if (count >= MAX_STR) break;
+
+               buf[count] = c;
+               count++;
+       }
+
+       count = 0;
+       tmp = strtok_r(buf, " ", &buf_ptr);
+       if (!tmp) return ECORE_CALLBACK_RENEW;
+
+       if (!strncmp(buf, "q", MAX_STR) || !strncmp(buf, "quit", MAX_STR)) {
+               ecore_main_loop_quit();
+       }
+       else if (!strncmp(buf, "help", MAX_STR)) {
+               _usage();
+       }
+       else if (!strncmp(tmp, "grab", sizeof("grab"))) {
+               while (tmp) {
+                       tmp = strtok_r(NULL, " ", &buf_ptr);
+                       if (tmp) {
+                               switch (count) {
+                                       case 0:
+                                               strncpy(key_name, tmp, MAX_STR - 1);
+                                               break;
+                                       case 1:
+                                               grab_mode = atoi(tmp);
+                                               break;
+                                       default:
+                                               break;
+                               }
+                       }
+                       count++;
+               }
+               if (strlen(key_name) <= 0) {
+                       printf("Please input valid arguments for key grab\n");
+                       _usage();
+               }
+               else
+                       _keygrab(key_name, grab_mode);
+       }
+       else if (!strncmp(tmp, "ungrab", sizeof("ungrab"))) {
+               tmp = strtok_r(NULL, " ", &buf_ptr);
+               if (tmp) {
+                       strncpy(key_name, tmp, MAX_STR - 1);
+               }
+               if (strlen(key_name) <= 0) {
+                       printf("Please input valid arguments for key ungrab\n");
+                       _usage();
+               }
+               else
+                       _keyungrab(key_name);
+       }
+       else if (!strncmp(tmp, "hide", sizeof("hide"))) {
+               ecore_wl2_window_hide(client->win);
+               printf("hide window\n");
+       }
+       else if (!strncmp(tmp, "show", sizeof("show"))) {
+               ecore_wl2_window_show(client->win);
+               ecore_wl2_window_activate(client->win);
+               ecore_wl2_window_commit(client->win, EINA_TRUE);
+               printf("show window\n");
+       }
+       else {
+               printf("Invalid arguments\n");
+               _usage();
+       }
+
+       return ECORE_CALLBACK_RENEW;
+}
+
 static void
 _event_handlers_init(app_data_t *client)
 {
@@ -308,24 +492,6 @@ _event_handlers_init(app_data_t *client)
        eina_array_push(_ecore_event_hdls, h);
 }
 
-static void
-usage()
-{
-       printf("* Usage *\n");
-
-       printf("[TM1]...\n");
-       printf("- hide window : XF86Back\n");
-       printf("- focus skip unset : XF86AudioRaiseVolume\n");
-       printf("- focus skip set : XF86AudioLowerVolume\n");
-
-       printf("[RPi3]...\n");
-       printf("- hide window : XF86AudioForward\n");
-       printf("- focus skip unset : XF86AudioRaiseVolume\n");
-       printf("- focus skip set : XF86AudioLowerVolume\n");
-
-       printf("\n");
-}
-
 int main(int argc, char **argv)
 {
        int x, y, w, h;
@@ -366,7 +532,8 @@ int main(int argc, char **argv)
                                                                                                TBM_FORMAT_ABGR8888);
        ERROR_CHECK(client->tbm_queue, goto shutdown, "Failed to create tbm_surface_queue");
 
-       usage();
+       _usage();
+       ecore_main_fd_handler_add(STDIN_FILENO, ECORE_FD_READ, _stdin_cb, client, NULL, NULL);
 
        /*Start Loop*/
        ecore_main_loop_begin();