Refactor dwm ipc send and add get_tags

1 files changed, 129 insertions, 87 deletions

diff --git a/src/dwm.c b/src/dwm.c
index 7bfa453..66756a7 100644
--- a/src/dwm.c
+++ b/src/dwm.c
@@ -17,19 +17,6 @@ typedef struct {
   uint8_t type;
 } __attribute__((packed)) DwmIpcHeader;
 
-struct DwmIpc {
-    GSocket *socket;
-    GSource *source;
-    State *state;
-    Color color;
-    Color text_color;
-    Color selected;
-    Button *tags[9];
-    Button *title;
-    bool change_title;
-    bool hidden_title;
-};
-
 typedef enum {
     IPC_TYPE_RUN_COMMAND = 0,
     IPC_TYPE_GET_MONITORS = 1,
@@ -149,7 +136,7 @@ static void ipc_run_command(DwmIpc *dwm, const char *cmd, JsonNode **args)
     gsize msg_len = 0;
     gchar *msg = json_generator_to_data(gen, &msg_len);
 
-    log_debug("Sending command to dwm ipc: %s", msg);
+    log_debug("Sending run_command to dwm ipc: %s", msg);
     ipc_send(dwm, IPC_TYPE_RUN_COMMAND, msg, msg_len);
 
     json_node_free(root);
@@ -158,6 +145,12 @@ static void ipc_run_command(DwmIpc *dwm, const char *cmd, JsonNode **args)
     g_free(msg);
 }
 
+static void ipc_get_tags(DwmIpc *dwm)
+{
+    log_debug("Sending get_tags to dwm ipc");
+    ipc_send(dwm, IPC_TYPE_GET_TAGS, "", 1);
+}
+
 #define JSON_FIELD(reader, member) (json_reader_end_member(reader), json_reader_read_member(reader, member))
 
 static void ipc_handle(DwmIpc *dwm, DwmIpcMessage type, char *reply, uint32_t reply_size)
@@ -172,86 +165,128 @@ static void ipc_handle(DwmIpc *dwm, DwmIpcMessage type, char *reply, uint32_t re
 
     JsonReader *reader = json_reader_new(json_parser_get_root(parser));
 
-    if (type == IPC_TYPE_EVENT) {
-        if (json_reader_read_member(reader, IPC_EVENT_TAG_CHANGE)) {
-            log_debug("Handling dwm ipc event [event=%s]", IPC_EVENT_TAG_CHANGE);
+    switch (type) {
+        case IPC_TYPE_EVENT:
+            {
+                if (json_reader_read_member(reader, IPC_EVENT_TAG_CHANGE)) {
+                    log_debug("Handling dwm ipc event [event=%s]", IPC_EVENT_TAG_CHANGE);
+
+                    json_reader_read_member(reader, "new_state");
+                    json_reader_read_member(reader, "selected");
+                    long selected = json_reader_get_int_value(reader);
+                    json_reader_end_member(reader);
+                    json_reader_end_member(reader);
+                    json_reader_end_member(reader);
+
+                    log_debug("Selected tag mask: %ld", selected);
+
+                    if (dwm->tags[0] != NULL) {
+                        for (int i = 0; i < 9; i++)
+                            dwm->tags[i]->color = selected & (1 << i) ? dwm->selected : dwm->color;
+
+                        state_redraw(dwm->state, false);
+                    }
+                } else if (JSON_FIELD(reader, IPC_EVENT_CLIENT_FOCUS_CHANGE)) {
+                    log_debug("Handling dwm ipc event [event=%s]", IPC_EVENT_CLIENT_FOCUS_CHANGE);
+
+                    json_reader_read_member(reader, "new_win_id");
+                    long win_id = json_reader_get_int_value(reader);
+                    json_reader_end_member(reader);
+                    json_reader_end_member(reader);
+
+                    char *msg = g_strdup_printf("{ \"client_window_id\": %ld }\n", win_id);
+                    dwm->change_title = true;
+                    ipc_send(dwm, IPC_TYPE_GET_DWM_CLIENT, msg, strlen(msg));
+                    g_free(msg);
+                } else if (JSON_FIELD(reader, IPC_EVENT_LAYOUT_CHANGE)) {
+                    log_debug("Ignoring dwm ipc event [event=%s]", IPC_EVENT_LAYOUT_CHANGE);
+                    // TODO
+
+                } else if (JSON_FIELD(reader, IPC_EVENT_MONITOR_FOCUS_CHANGE)) {
+                    log_debug("Ignoring dwm ipc event [event=%s]", IPC_EVENT_MONITOR_FOCUS_CHANGE);
+                    // TODO
+
+                } else if (JSON_FIELD(reader, IPC_EVENT_FOCUSED_TITLE_CHANGE)) {
+                    log_debug("Ignoring dwm ipc event [event=%s]", IPC_EVENT_FOCUSED_TITLE_CHANGE);
+                    // TODO
+
+                } else if (JSON_FIELD(reader, IPC_EVENT_FOCUSED_STATE_CHANGE)) {
+                    log_debug("Ignoring dwm ipc event [event=%s]", IPC_EVENT_FOCUSED_STATE_CHANGE);
+                    // TODO
+
+                } else {
+                    const char *event = "?";
+                    if (json_reader_read_element(reader, 0))
+                        event = json_reader_get_string_value(reader);
+
+                    log_warning("Unrecognized dwm ipc event: %s", event);
+                }
+                break;
+            }
 
-            json_reader_read_member(reader, "new_state");
-            json_reader_read_member(reader, "selected");
-            long selected = json_reader_get_int_value(reader);
-            json_reader_end_member(reader);
-            json_reader_end_member(reader);
-            json_reader_end_member(reader);
+        case IPC_TYPE_GET_DWM_CLIENT:
+            {
+                log_debug("Received dwm client information message [type=%d]", type);
+
+                if (dwm->change_title) {
+                    json_reader_read_member(reader, "name");
+                    const char *title = json_reader_get_string_value(reader);
+
+                    log_debug("Changing current program title: %s", title ? title : "?");
+                    if (title == NULL || *title == '\0') {
+                        state_remove_button(dwm->state, dwm->title);
+                        dwm->hidden_title = true;
+                    } else {
+                        button_simple_set_text(dwm->title, g_strdup(title), dwm->text_color);
+                        if (dwm->hidden_title) {
+                            state_add_button(dwm->state, dwm->title);
+                            state_order_button(dwm->state);
+                            dwm->hidden_title = false;
+                        }
+                    }
+
+                    dwm->change_title = false;
+                    state_redraw(dwm->state, true);
+                    json_reader_end_member(reader);
+                }
+                break;
+            }
 
-            log_debug("Selected tag mask: %ld", selected);
+        case IPC_TYPE_GET_TAGS:
+            {
+                log_debug("Received dwm tag information message [type=%d]", type);
 
-            if (dwm->tags[0] != NULL) {
-                for (int i = 0; i < 9; i++)
-                    dwm->tags[i]->color = selected & (1 << i) ? dwm->selected : dwm->color;
+                guint index = 0;
+                while (json_reader_read_element(reader, index)) {
 
-                state_redraw(dwm->state, false);
-            }
-        } else if (JSON_FIELD(reader, IPC_EVENT_CLIENT_FOCUS_CHANGE)) {
-            log_debug("Handling dwm ipc event [event=%s]", IPC_EVENT_CLIENT_FOCUS_CHANGE);
-
-            json_reader_read_member(reader, "new_win_id");
-            long win_id = json_reader_get_int_value(reader);
-            json_reader_end_member(reader);
-            json_reader_end_member(reader);
-
-            char *msg = g_strdup_printf("{ \"client_window_id\": %ld }\n", win_id);
-            dwm->change_title = true;
-            ipc_send(dwm, IPC_TYPE_GET_DWM_CLIENT, msg, strlen(msg));
-            g_free(msg);
-        } else if (JSON_FIELD(reader, IPC_EVENT_LAYOUT_CHANGE)) {
-            log_debug("Ignoring dwm ipc event [event=%s]", IPC_EVENT_LAYOUT_CHANGE);
-            // TODO
-
-        } else if (JSON_FIELD(reader, IPC_EVENT_MONITOR_FOCUS_CHANGE)) {
-            log_debug("Ignoring dwm ipc event [event=%s]", IPC_EVENT_MONITOR_FOCUS_CHANGE);
-            // TODO
-
-        } else if (JSON_FIELD(reader, IPC_EVENT_FOCUSED_TITLE_CHANGE)) {
-            log_debug("Ignoring dwm ipc event [event=%s]", IPC_EVENT_FOCUSED_TITLE_CHANGE);
-            // TODO
-
-        } else if (JSON_FIELD(reader, IPC_EVENT_FOCUSED_STATE_CHANGE)) {
-            log_debug("Ignoring dwm ipc event [event=%s]", IPC_EVENT_FOCUSED_STATE_CHANGE);
-            // TODO
-
-        } else {
-            const char *event = "?";
-            if (json_reader_read_element(reader, 0))
-                event = json_reader_get_string_value(reader);
-
-            log_warning("Unrecognized dwm ipc event: %s", event);
-        }
-    } else if (type == IPC_TYPE_GET_DWM_CLIENT) {
-        log_debug("Received dwm client information message [type=%d]", type);
-
-        if (dwm->change_title) {
-            json_reader_read_member(reader, "name");
-            const char *title = json_reader_get_string_value(reader);
-
-            log_debug("Changing current program title: %s", title ? title : "?");
-            if (title == NULL || strlen(title) == 0) {
-                state_remove_button(dwm->state, dwm->title);
-                dwm->hidden_title = true;
-            } else {
-                button_simple_set_text(dwm->title, g_strdup(title), dwm->text_color);
-                if (dwm->hidden_title) {
-                    state_add_button(dwm->state, dwm->title);
-                    dwm->hidden_title = false;
+                    json_reader_read_member(reader, "bit_mask");
+                    int mask = json_reader_get_int_value(reader);
+                    json_reader_end_element(reader);
+
+                    // XXX: Handle nicely
+                    g_assert_cmpint(mask, ==, 1 << index);
+
+                    // Set the tag names accordingly
+                    json_reader_read_member(reader, "name");
+                    const char *name = json_reader_get_string_value(reader);
+                    json_reader_end_element(reader);
+
+                    g_assert(index < 9);
+                    button_simple_set_text(dwm->tags[index], g_strdup(name), dwm->text_color);
+
+                    json_reader_end_element(reader);
+                    index++;
                 }
+
+                break;
             }
 
-            dwm->change_title = false;
-            state_redraw(dwm->state, true);
-            json_reader_end_member(reader);
-        }
-    } else {
-        log_debug("Ignoring dwm ipc message [type=%d]", type);
-        //log_debug("%s", reply);
+        default:
+            {
+                log_debug("Ignoring dwm ipc message [type=%d]", type);
+                //log_debug("%s", reply);
+                break;
+            }
     }
 
     g_object_unref(reader);
@@ -380,8 +415,15 @@ void dwm_register_tags(DwmIpc *dwm, Color color, Color selected, Color text_colo
         state_add_button(dwm->state, dwm->tags[i]);
     }
 
+    // This will set the tag names
+    ipc_get_tags(dwm);
+
     dwm->title = button_simple_create(PANGO_ALIGN_CENTER, color, line_color);
     dwm->hidden_title = true;
+
+    // FIXME: Set the first tag
+    CAST(dwm->tags[0], ButtonSimple)->action(dwm->tags[0]);
+    dwm->tags[0]->color = dwm->selected;
 }
 
 void dwm_destroy(DwmIpc *dwm)