Draw the workspace-buttons

i3bar/include/outputs.h

@@ -18,8 +18,8 @@ struct i3_output_t {
 	int		ws;
 	rect		rect;
 
-	xcb_window_t	win;
-	xcb_gcontext_t	gctx;
+	xcb_window_t	bar;
+	xcb_gcontext_t	bargc;
 
 	i3_output*	next;
 };

i3bar/include/xcb.h

@@ -21,5 +21,6 @@ void clean_xcb();
 void get_atoms();
 void destroy_windows();
 void create_windows();
+void draw_buttons();
 
 #endif

i3bar/src/ipc.c

@@ -35,15 +35,18 @@ int get_ipc_fd(const char* socket_path) {
 }
 
 void got_command_reply(char *reply) {
+	/* FIXME: Error handling for command-replies */
 }
 
 void got_workspace_reply(char *reply) {
 	printf("Got Workspace-Data!\n");
 	parse_workspaces_json(reply);
+	draw_buttons();
 }
 
 void got_subscribe_reply(char *reply) {
 	printf("Got Subscribe Reply: %s\n", reply);
+	/* FIXME: Error handling for subscribe-commands */
 }
 
 void got_output_reply(char *reply) {
@@ -51,7 +54,7 @@ void got_output_reply(char *reply) {
 	destroy_windows();
 	printf("Parsing JSON...\n");
 	parse_outputs_json(reply);
-	printf("Creating_Windows,,,\n");
+	printf("Creating_Windows...\n");
 	create_windows();
 }
 

i3bar/src/main.c

@@ -19,6 +19,7 @@ int main(int argc, char **argv) {
 	subscribe_events();
 
 	i3_send_msg(I3_IPC_MESSAGE_TYPE_GET_OUTPUTS, NULL);
+	i3_send_msg(I3_IPC_MESSAGE_TYPE_GET_WORKSPACES, NULL);
 
 	ev_loop(main_loop, 0);
 

i3bar/src/outputs.c

@@ -104,6 +104,7 @@ static int outputs_start_map_cb(void* params_) {
 		new_output->ws = 0,
 		memset(&new_output->rect, 0, sizeof(rect));
 		new_output->next = NULL;
+		new_output->bar = XCB_NONE;
 
 		if (params->outputs == NULL) {
 			params->outputs = new_output;
@@ -197,7 +198,7 @@ i3_output* get_output_by_name(char* name) {
 	i3_output* walk;
 
 	for (walk = outputs; walk != NULL; walk = walk->next) {
-		if (strcmp(walk->name, name)) {
+		if (!strcmp(walk->name, name)) {
 			break;
 		}
 	}

i3bar/src/xcb.c

@@ -5,11 +5,22 @@
 
 #include "xcb.h"
 #include "outputs.h"
+#include "workspaces.h"
 
 xcb_intern_atom_cookie_t atom_cookies[NUM_ATOMS];
 
+uint32_t get_colorpixel(const char *s) {
+	char strings[3][3] = { { s[0], s[1], '\0'} ,
+			       { s[2], s[3], '\0'} ,
+			       { s[4], s[5], '\0'} };
+	uint8_t r = strtol(strings[0], NULL, 16);
+	uint8_t g = strtol(strings[1], NULL, 16);
+	uint8_t b = strtol(strings[2], NULL, 16);
+	return (r << 16 | g << 8 | b);
+}
+
 void init_xcb() {
-	/* LEAK: xcb_connect leaks Memory */
+	/* FIXME: xcb_connect leaks Memory */
 	xcb_connection = xcb_connect(NULL, NULL);
 	if (xcb_connection_has_error(xcb_connection)) {
 		printf("Cannot open display\n");
@@ -45,8 +56,11 @@ void get_atoms() {
 void destroy_windows() {
 	i3_output *walk = outputs;
 	while(walk != NULL) {
-		xcb_destroy_window(xcb_connection, walk->win);
-		walk->win = XCB_NONE;
+		if (walk->bar == XCB_NONE) {
+			continue;
+		}
+		xcb_destroy_window(xcb_connection, walk->bar);
+		walk->bar = XCB_NONE;
 	}
 }
 
@@ -62,12 +76,12 @@ void create_windows() {
 		}
 		printf("Creating Window for output %s\n", walk->name);
 
-		walk->win = xcb_generate_id(xcb_connection);
+		walk->bar = xcb_generate_id(xcb_connection);
 		mask = XCB_CW_BACK_PIXEL;
 		values[0] = xcb_screens->black_pixel;
 		xcb_create_window(xcb_connection,
 				  xcb_screens->root_depth,
-				  walk->win,
+				  walk->bar,
 				  xcb_root,
 				  walk->rect.x, walk->rect.y,
 				  walk->rect.w, 20,
@@ -79,15 +93,84 @@ void create_windows() {
 
 		xcb_change_property(xcb_connection,
 				    XCB_PROP_MODE_REPLACE,
-				    walk->win,
+				    walk->bar,
 				    atoms[_NET_WM_WINDOW_TYPE],
 				    atoms[ATOM],
 				    32,
 				    1,
 				    (unsigned char*) &atoms[_NET_WM_WINDOW_TYPE_DOCK]);
 
-		xcb_map_window(xcb_connection, walk->win);
+		walk->bargc = xcb_generate_id(xcb_connection);
+		xcb_create_gc(xcb_connection,
+			      walk->bargc,
+			      walk->bar,
+			      0,
+			      NULL);
+
+		xcb_map_window(xcb_connection, walk->bar);
 		walk = walk->next;
 	}
 	xcb_flush(xcb_connection);
 }
+
+void draw_buttons() {
+	printf("Drawing Buttons...\n");
+	i3_output *outputs_walk = outputs;
+	int i = 0;
+	while (outputs_walk != NULL) {
+		if (!outputs_walk->active) {
+			printf("Output %s inactive, skipping...\n", outputs_walk->name);
+			outputs_walk = outputs_walk->next;
+			continue;
+		}
+		if (outputs_walk->bar == XCB_NONE) {
+			create_windows();
+		}
+		uint32_t color = get_colorpixel("000000");
+		xcb_change_gc(xcb_connection,
+			      outputs_walk->bargc,
+			      XCB_GC_FOREGROUND,
+			      &color);
+		xcb_rectangle_t rect = { 0, 0, outputs_walk->rect.w, 20 };
+		xcb_poly_fill_rectangle(xcb_connection,
+					outputs_walk->bar,
+					outputs_walk->bargc,
+					1,
+					&rect);
+		i3_ws *ws_walk = workspaces;
+		while (ws_walk != NULL) {
+			if (ws_walk->output != outputs_walk) {
+				printf("WS %s on wrong output, skipping...\n", ws_walk->name);
+				ws_walk = ws_walk->next;
+				continue;
+			}
+			printf("Drawing Button for WS %s...\n", ws_walk->name);
+			uint32_t color = get_colorpixel("240000");
+			if (ws_walk->visible) {
+				color = get_colorpixel("480000");
+			}
+			if (ws_walk->urgent) {
+				color = get_colorpixel("002400");
+			}
+			xcb_change_gc(xcb_connection,
+				      outputs_walk->bargc,
+				      XCB_GC_FOREGROUND,
+				      &color);
+			xcb_change_gc(xcb_connection,
+				      outputs_walk->bargc,
+				      XCB_GC_BACKGROUND,
+				      &color);
+			xcb_rectangle_t rect = { i + 1, 1, 18, 18 };
+			xcb_poly_fill_rectangle(xcb_connection,
+						outputs_walk->bar,
+						outputs_walk->bargc,
+						1,
+						&rect);
+			i += 20;
+			ws_walk = ws_walk->next;
+		}
+		outputs_walk = outputs_walk->next;
+		i = 0;
+	}
+	xcb_flush(xcb_connection);
+}