From f9dbc1841d0a2b4a93cfb9a1783a34ebed426c59 Mon Sep 17 00:00:00 2001
From: emersion <contact@emersion.fr>
Date: Tue, 3 Oct 2017 22:14:25 +0200
Subject: rootston: add meta-key to config file

---
 rootston/config.c             | 50 +++++++++++++++++++++++++++++--------------
 rootston/cursor.c             | 11 +++++++---
 rootston/rootston.ini.example |  5 ++++-
 3 files changed, 46 insertions(+), 20 deletions(-)

(limited to 'rootston')

diff --git a/rootston/config.c b/rootston/config.c
index 3a21aff3..d454c2d9 100644
--- a/rootston/config.c
+++ b/rootston/config.c
@@ -86,6 +86,28 @@ invalid_input:
 	return NULL;
 }
 
+static uint32_t parse_modifier(const char *symname) {
+	if (strcmp(symname, "Shift") == 0) {
+		return WLR_MODIFIER_SHIFT;
+	} else if (strcmp(symname, "Caps") == 0) {
+		return WLR_MODIFIER_CAPS;
+	} else if (strcmp(symname, "Ctrl") == 0) {
+		return WLR_MODIFIER_CTRL;
+	} else if (strcmp(symname, "Alt") == 0) {
+		return WLR_MODIFIER_ALT;
+	} else if (strcmp(symname, "Mod2") == 0) {
+		return WLR_MODIFIER_MOD2;
+	} else if (strcmp(symname, "Mod3") == 0) {
+		return WLR_MODIFIER_MOD3;
+	} else if (strcmp(symname, "Logo") == 0) {
+		return WLR_MODIFIER_LOGO;
+	} else if (strcmp(symname, "Mod5") == 0) {
+		return WLR_MODIFIER_MOD5;
+	} else {
+		return 0;
+	}
+}
+
 static const char *output_prefix = "output:";
 static const char *device_prefix = "device:";
 
@@ -171,6 +193,15 @@ static int config_ini_handler(void *user, const char *section, const char *name,
 		} else {
 			wlr_log(L_ERROR, "got unknown device config: %s", name);
 		}
+	} else if (strcmp(section, "keyboard") == 0) {
+		if (strcmp(name, "meta-key") == 0) {
+			config->keyboard.meta_key = parse_modifier(value);
+			if (config->keyboard.meta_key == 0) {
+				wlr_log(L_ERROR, "got unknown meta key: %s", name);
+			}
+		} else {
+			wlr_log(L_ERROR, "got unknown keyboard config: %s", name);
+		}
 	} else if (strcmp(section, "bindings") == 0) {
 		struct binding_config *bc = calloc(1, sizeof(struct binding_config));
 		wl_list_insert(&config->bindings, &bc->link);
@@ -190,22 +221,9 @@ static int config_ini_handler(void *user, const char *section, const char *name,
 		bc->keysyms = calloc(1, keysyms_len * sizeof(xkb_keysym_t));
 		char *symname = symnames;
 		for (size_t i = 0; i < keysyms_len; i++) {
-			if (strcmp(symname, "Shift") == 0) {
-				bc->modifiers |= WLR_MODIFIER_SHIFT;
-			} else if (strcmp(symname, "Caps") == 0) {
-				bc->modifiers |= WLR_MODIFIER_CAPS;
-			} else if (strcmp(symname, "Ctrl") == 0) {
-				bc->modifiers |= WLR_MODIFIER_CTRL;
-			} else if (strcmp(symname, "Alt") == 0) {
-				bc->modifiers |= WLR_MODIFIER_ALT;
-			} else if (strcmp(symname, "Mod2") == 0) {
-				bc->modifiers |= WLR_MODIFIER_MOD2;
-			} else if (strcmp(symname, "Mod3") == 0) {
-				bc->modifiers |= WLR_MODIFIER_MOD3;
-			} else if (strcmp(symname, "Logo") == 0) {
-				bc->modifiers |= WLR_MODIFIER_LOGO;
-			} else if (strcmp(symname, "Mod5") == 0) {
-				bc->modifiers |= WLR_MODIFIER_MOD5;
+			uint32_t modifier = parse_modifier(symname);
+			if (modifier != 0) {
+				bc->modifiers |= modifier;
 			} else {
 				xkb_keysym_t sym = xkb_keysym_from_name(symname,
 					XKB_KEYSYM_NO_FLAGS);
diff --git a/rootston/cursor.c b/rootston/cursor.c
index 00218064..c26ca43a 100644
--- a/rootston/cursor.c
+++ b/rootston/cursor.c
@@ -166,12 +166,17 @@ static void handle_cursor_axis(struct wl_listener *listener, void *data) {
 		event->orientation, event->delta);
 }
 
-static bool is_logo_pressed(struct roots_input *input) {
+static bool is_meta_pressed(struct roots_input *input) {
+	uint32_t meta_key = input->server->config->keyboard.meta_key;
+	if (meta_key == 0) {
+		return false;
+	}
+
 	struct roots_keyboard *keyboard;
 	wl_list_for_each(keyboard, &input->keyboards, link) {
 		uint32_t modifiers =
 			wlr_keyboard_get_modifiers(keyboard->device->keyboard);
-		if ((modifiers ^ WLR_MODIFIER_LOGO) == 0) {
+		if ((modifiers ^ meta_key) == 0) {
 			return true;
 		}
 	}
@@ -187,7 +192,7 @@ static void do_cursor_button_press(struct roots_input *input,
 	struct roots_view *view = view_at(desktop,
 		input->cursor->x, input->cursor->y, &surface, &sx, &sy);
 
-	if (state == WLR_BUTTON_PRESSED && view && is_logo_pressed(input)) {
+	if (state == WLR_BUTTON_PRESSED && view && is_meta_pressed(input)) {
 		set_view_focus(input, desktop, view);
 
 		switch (button) {
diff --git a/rootston/rootston.ini.example b/rootston/rootston.ini.example
index 8dd51ea2..9960cae1 100644
--- a/rootston/rootston.ini.example
+++ b/rootston/rootston.ini.example
@@ -25,8 +25,11 @@ map-to-output = VGA-1
 # Restrict cursor movements for this mouse to concrete rectangle
 geometry = 2500x800
 
+[keyboard]
+meta-key = Logo
+
 # Keybindings
 # Maps key combinations with commands to execute
 # The special command "exit" stops the compositor
 [bindings]
-Logo+q=exit
+Logo+q = exit
-- 
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