Add swaybar basics

This should make the bar open and appear as the panel, once sway
supports panels. Right now it crashes sway!

1 files changed, 96 insertions, 1 deletions

diff --git a/swaybar/main.c b/swaybar/main.c
index 49ba7a78..dfdda9ca 100644
--- a/swaybar/main.c
+++ b/swaybar/main.c
@@ -4,8 +4,57 @@
 #include "client/window.h"
 #include "log.h"
 
+struct box_colors {
+        uint32_t border;
+        uint32_t background;
+        uint32_t text;
+};
+
+struct colors {
+        uint32_t background;
+        uint32_t statusline;
+        uint32_t seperator;
+
+        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;
+};
+
 struct registry *registry;
 struct window *window;
+struct colors colors = {
+        .background = 0x00000000,
+        .statusline = 0xffffffff,
+        .seperator = 0x666666ff,
+
+        .focused_workspace = {
+                .border = 0x4c7899ff,
+                .background = 0x285577ff,
+                .text = 0xffffffff
+        },
+        .active_workspace = {
+                .border = 0x333333ff,
+                .background = 0x5f676aff,
+                .text = 0xffffffff
+        },
+        .inactive_workspace = {
+                .border = 0x333333ff,
+                .background = 0x222222ff,
+                .text = 0x888888ff
+        },
+        .urgent_workspace = {
+                .border = 0x2f343aff,
+                .background = 0x900000ff,
+                .text = 0xffffffff
+        },
+        .binding_mode = {
+                .border = 0x2f343aff,
+                .background = 0x900000ff,
+                .text = 0xffffffff
+        },
+};
 
 void sway_terminate(void) {
         window_teardown(window);
@@ -13,8 +62,54 @@ void sway_terminate(void) {
         exit(EXIT_FAILURE);
 }
 
+void cairo_set_source_u32(cairo_t *cairo, uint32_t color) {
+        cairo_set_source_rgba(cairo, 
+                        ((color & 0xFF000000) >> 24) / 256.0,
+                        ((color & 0xFF0000) >> 16) / 256.0,
+                        ((color & 0xFF00) >> 8) / 256.0,
+                        (color & 0xFF) / 256.0);
+}
+
+void render() {
+        // Reset buffer
+        cairo_save(window->cairo);
+        cairo_set_operator(window->cairo, CAIRO_OPERATOR_CLEAR);
+        cairo_paint(window->cairo);
+        cairo_restore(window->cairo);
+
+        // Draw bar
+        cairo_set_source_u32(window->cairo, colors.background);
+        cairo_paint(window->cairo);
+}
+
 int main(int argc, char **argv) {
         init_log(L_INFO);
-        sway_log(L_INFO, "Hello world!");
+        registry = registry_poll();
+
+        if (!registry->desktop_shell) {
+                sway_abort("swaybar requires the compositor to support the desktop-shell extension.");
+        }
+
+        int desired_output = atoi(argv[1]);
+        sway_log(L_INFO, "Using output %d of %d", desired_output, registry->outputs->length);
+
+        struct output_state *output = registry->outputs->items[desired_output];
+        window = window_setup(registry, output->width, 30, false);
+        if (!window) {
+                sway_abort("Failed to create window.");
+        }
+        desktop_shell_set_panel(registry->desktop_shell, output->output, window->surface);
+        desktop_shell_set_panel_position(registry->desktop_shell, DESKTOP_SHELL_PANEL_POSITION_BOTTOM);
+
+        do {
+                if (window_prerender(window) && window->cairo) {
+                        render();
+                        window_render(window);
+                }
+        } while (wl_display_dispatch(registry->display) != -1);
+
+        window_teardown(window);
+        registry_teardown(registry);
+
         return 0;
 }