Merge pull request #2320 from RedSoxFan/reset-outputs-on-reload

Reset outputs on reload

include/sway/config.h

@@ -464,8 +464,12 @@ void apply_output_config(struct output_config *oc,
 
 struct output_config *store_output_config(struct output_config *oc);
 
+void apply_output_config_to_outputs(struct output_config *oc);
+
 void free_output_config(struct output_config *oc);
 
+void create_default_output_configs(void);
+
 int workspace_output_cmp_workspace(const void *a, const void *b);
 
 int sway_binding_cmp(const void *a, const void *b);

sway/commands/output.c

@@ -21,60 +21,6 @@ static struct cmd_handler output_handlers[] = {
 	{ "transform", output_cmd_transform },
 };
 
-static struct output_config *get_output_config(char *name, char *identifier) {
-	int i = list_seq_find(config->output_configs, output_name_cmp, name);
-	if (i >= 0) {
-		return config->output_configs->items[i];
-	}
-
-	i = list_seq_find(config->output_configs, output_name_cmp, identifier);
-	if (i >= 0) {
-		return config->output_configs->items[i];
-	}
-
-	return NULL;
-}
-
-static void apply_output_config_to_outputs(struct output_config *oc) {
-	// Try to find the output container and apply configuration now. If
-	// this is during startup then there will be no container and config
-	// will be applied during normal "new output" event from wlroots.
-	bool wildcard = strcmp(oc->name, "*") == 0;
-	char id[128];
-	struct sway_output *sway_output;
-	wl_list_for_each(sway_output, &root_container.sway_root->outputs, link) {
-		char *name = sway_output->wlr_output->name;
-		output_get_identifier(id, sizeof(id), sway_output);
-		if (wildcard || !strcmp(name, oc->name) || !strcmp(id, oc->name)) {
-			if (!sway_output->swayc) {
-				if (!oc->enabled) {
-					if (!wildcard) {
-						break;
-					}
-					continue;
-				}
-
-				output_enable(sway_output);
-			}
-
-			struct output_config *current = oc;
-			if (wildcard) {
-				struct output_config *tmp = get_output_config(name, id);
-				if (tmp) {
-					current = tmp;
-				}
-			}
-			apply_output_config(current, sway_output->swayc);
-
-			if (!wildcard) {
-				// Stop looking if the output config isn't applicable to all
-				// outputs
-				break;
-			}
-		}
-	}
-}
-
 struct cmd_results *cmd_output(int argc, char **argv) {
 	struct cmd_results *error = checkarg(argc, "output", EXPECTED_AT_LEAST, 1);
 	if (error != NULL) {
@@ -115,7 +61,13 @@ struct cmd_results *cmd_output(int argc, char **argv) {
 	config->handler_context.leftovers.argv = NULL;
 
 	output = store_output_config(output);
-	apply_output_config_to_outputs(output);
+
+	// If reloading, the output configs will be applied after reading the
+	// entire config and before the deferred commands so that an auto generated
+	// workspace name is not given to re-enabled outputs.
+	if (!config->reloading) {
+		apply_output_config_to_outputs(output);
+	}
 
 	return cmd_results_new(CMD_SUCCESS, NULL, NULL);
 

sway/config.c

@@ -361,6 +361,7 @@ bool load_main_config(const char *file, bool is_active) {
 		wlr_log(WLR_DEBUG, "Performing configuration file reload");
 		config->reloading = true;
 		config->active = true;
+		create_default_output_configs();
 	}
 
 	config->current_config_path = path;
@@ -419,6 +420,9 @@ bool load_main_config(const char *file, bool is_active) {
 	success = success && load_config(path, config);
 
 	if (is_active) {
+		for (int i = 0; i < config->output_configs->length; i++) {
+			apply_output_config_to_outputs(config->output_configs->items[i]);
+		}
 		config->reloading = false;
 	}
 

sway/config/output.c

@@ -263,6 +263,60 @@ void apply_output_config(struct output_config *oc, struct sway_container *output
 	}
 }
 
+static struct output_config *get_output_config(char *name, char *identifier) {
+	int i = list_seq_find(config->output_configs, output_name_cmp, name);
+	if (i >= 0) {
+		return config->output_configs->items[i];
+	}
+
+	i = list_seq_find(config->output_configs, output_name_cmp, identifier);
+	if (i >= 0) {
+		return config->output_configs->items[i];
+	}
+
+	return NULL;
+}
+
+void apply_output_config_to_outputs(struct output_config *oc) {
+	// Try to find the output container and apply configuration now. If
+	// this is during startup then there will be no container and config
+	// will be applied during normal "new output" event from wlroots.
+	bool wildcard = strcmp(oc->name, "*") == 0;
+	char id[128];
+	struct sway_output *sway_output;
+	wl_list_for_each(sway_output, &root_container.sway_root->outputs, link) {
+		char *name = sway_output->wlr_output->name;
+		output_get_identifier(id, sizeof(id), sway_output);
+		if (wildcard || !strcmp(name, oc->name) || !strcmp(id, oc->name)) {
+			if (!sway_output->swayc) {
+				if (!oc->enabled) {
+					if (!wildcard) {
+						break;
+					}
+					continue;
+				}
+
+				output_enable(sway_output);
+			}
+
+			struct output_config *current = oc;
+			if (wildcard) {
+				struct output_config *tmp = get_output_config(name, id);
+				if (tmp) {
+					current = tmp;
+				}
+			}
+			apply_output_config(current, sway_output->swayc);
+
+			if (!wildcard) {
+				// Stop looking if the output config isn't applicable to all
+				// outputs
+				break;
+			}
+		}
+	}
+}
+
 void free_output_config(struct output_config *oc) {
 	if (!oc) {
 		return;
@@ -272,3 +326,29 @@ void free_output_config(struct output_config *oc) {
 	free(oc->background_option);
 	free(oc);
 }
+
+static void default_output_config(struct output_config *oc,
+		struct wlr_output *wlr_output) {
+	oc->enabled = 1;
+	if (!wl_list_empty(&wlr_output->modes)) {
+		struct wlr_output_mode *mode =
+			wl_container_of(wlr_output->modes.prev, mode, link);
+		oc->width = mode->width;
+		oc->height = mode->height;
+		oc->refresh_rate = mode->refresh;
+	}
+	oc->x = oc->y = -1;
+	oc->scale = 1;
+	oc->transform = WL_OUTPUT_TRANSFORM_NORMAL;
+}
+
+void create_default_output_configs(void) {
+	struct sway_output *sway_output;
+	wl_list_for_each(sway_output, &root_container.sway_root->outputs, link) {
+		char *name = sway_output->wlr_output->name;
+		struct output_config *oc = new_output_config(name);
+		default_output_config(oc, sway_output->wlr_output);
+		list_add(config->output_configs, oc);
+	}
+}
+