5 files changed, 230 insertions, 0 deletions

diff --git a/include/swaybar/bar.h b/include/swaybar/bar.h
new file mode 100644
index 00000000..a3c511d9
--- /dev/null
+++ b/include/swaybar/bar.h
@@ -0,0 +1,63 @@
+#ifndef _SWAYBAR_BAR_H
+#define _SWAYBAR_BAR_H
+
+#include "client/registry.h"
+#include "client/window.h"
+#include "list.h"
+
+struct bar {
+        struct config *config;
+        struct status_line *status;
+        list_t *outputs;
+
+        int ipc_event_socketfd;
+        int ipc_socketfd;
+        int status_read_fd;
+        pid_t status_command_pid;
+};
+
+struct output {
+        struct window *window;
+        struct registry *registry;
+        list_t *workspaces;
+        char *name;
+        int idx;
+};
+
+struct workspace {
+        int num;
+        char *name;
+        bool focused;
+        bool visible;
+        bool urgent;
+};
+
+/** Global bar state */
+extern struct bar swaybar;
+
+/**
+ * Setup bar.
+ */
+void bar_setup(struct bar *bar, const char *socket_path, const char *bar_id);
+
+/**
+ * Create new output struct from name.
+ */
+struct output *new_output(const char *name);
+
+/**
+ * Bar mainloop.
+ */
+void bar_run(struct bar *bar);
+
+/**
+ * free workspace list.
+ */
+void free_workspaces(list_t *workspaces);
+
+/**
+ * Teardown bar.
+ */
+void bar_teardown(struct bar *bar);
+
+#endif /* _SWAYBAR_BAR_H */
diff --git a/include/swaybar/config.h b/include/swaybar/config.h
new file mode 100644
index 00000000..934116ca
--- /dev/null
+++ b/include/swaybar/config.h
@@ -0,0 +1,71 @@
+#ifndef _SWAYBAR_CONFIG_H
+#define _SWAYBAR_CONFIG_H
+
+#include <stdint.h>
+#include <stdbool.h>
+
+#include "list.h"
+#include "util.h"
+
+/**
+ * Colors for a box with background, border and text colors.
+ */
+struct box_colors {
+        uint32_t border;
+        uint32_t background;
+        uint32_t text;
+};
+
+/**
+ * Swaybar config.
+ */
+struct config {
+        char *status_command;
+        bool pango_markup;
+        uint32_t position;
+        char *font;
+        char *sep_symbol;
+        char *mode;
+        bool strip_workspace_numbers;
+        bool binding_mode_indicator;
+        bool wrap_scroll;
+        bool workspace_buttons;
+        bool all_outputs;
+        list_t *outputs;
+
+        int height;
+
+        struct {
+                uint32_t background;
+                uint32_t statusline;
+                uint32_t separator;
+
+                struct box_colors focused_workspace;
+                struct box_colors active_workspace;
+                struct box_colors inactive_workspace;
+                struct box_colors urgent_workspace;
+                struct box_colors binding_mode;
+        } colors;
+};
+
+/**
+ * Parse position top|bottom|left|right.
+ */
+uint32_t parse_position(const char *position);
+
+/**
+ * Parse font.
+ */
+char *parse_font(const char *font);
+
+/**
+ * Initialize default sway config.
+ */
+struct config *init_config();
+
+/**
+ * Free config struct.
+ */
+void free_config(struct config *config);
+
+#endif /* _SWAYBAR_CONFIG_H */
diff --git a/include/swaybar/ipc.h b/include/swaybar/ipc.h
new file mode 100644
index 00000000..c11931d0
--- /dev/null
+++ b/include/swaybar/ipc.h
@@ -0,0 +1,23 @@
+#ifndef _SWAYBAR_IPC_H
+#define _SWAYBAR_IPC_H
+
+#include "bar.h"
+
+/**
+ * Initialize ipc connection to sway and get sway state, outputs, bar_config.
+ */
+void ipc_bar_init(struct bar *bar, const char *bar_id);
+
+/**
+ * Handle ipc event from sway.
+ */
+bool handle_ipc_event(struct bar *bar);
+
+
+/**
+ * Send workspace command to sway
+ */
+void ipc_send_workspace_command(const char *workspace_name);
+
+#endif /* _SWAYBAR_IPC_H */
+
diff --git a/include/swaybar/render.h b/include/swaybar/render.h
new file mode 100644
index 00000000..114f43f4
--- /dev/null
+++ b/include/swaybar/render.h
@@ -0,0 +1,22 @@
+#ifndef _SWAYBAR_RENDER_H
+#define _SWAYBAR_RENDER_H
+
+#include "config.h"
+#include "bar.h"
+
+/**
+ * Render swaybar.
+ */
+void render(struct output *output, struct config *config, struct status_line *line);
+
+/**
+ * Set window height and modify internal spacing accordingly.
+ */
+void set_window_height(struct window *window, int height);
+
+/**
+ * Compute the size of a workspace name
+ */
+void workspace_button_size(struct window *window, const char *workspace_name, int *width, int *height);
+
+#endif /* _SWAYBAR_RENDER_H */
diff --git a/include/swaybar/status_line.h b/include/swaybar/status_line.h
new file mode 100644
index 00000000..9b77e8a7
--- /dev/null
+++ b/include/swaybar/status_line.h
@@ -0,0 +1,51 @@
+#ifndef _SWAYBAR_STATUS_LINE_H
+#define _SWAYBAR_STATUS_LINE_H
+
+#include <stdint.h>
+#include <stdbool.h>
+
+#include "list.h"
+#include "bar.h"
+
+typedef enum {UNDEF, TEXT, I3BAR} command_protocol;
+
+struct status_line {
+        list_t *block_line;
+        const char *text_line;
+        command_protocol protocol;
+};
+
+struct status_block {
+        char *full_text, *short_text, *align;
+        bool urgent;
+        uint32_t color;
+        int min_width;
+        char *name, *instance;
+        bool separator;
+        int separator_block_width;
+        bool markup;
+        // Airblader features
+        uint32_t background;
+        uint32_t border;
+        int border_top;
+        int border_bottom;
+        int border_left;
+        int border_right;
+};
+
+/**
+ * Initialize status line struct.
+ */
+struct status_line *init_status_line();
+
+/**
+ * handle status line activity.
+ */
+bool handle_status_line(struct bar *bar);
+
+/**
+ * Free status line struct.
+ */
+void free_status_line(struct status_line *line);
+
+#endif /* _SWAYBAR_STATUS_LINE_H */