事件循环框架

src/core/backend.h

@@ -2,6 +2,7 @@
 
 #include <stddef.h>
 
+#include "core/event.h"
 #include "core/types.h"
 
 typedef struct backend_t backend_t;
@@ -16,3 +17,5 @@ void backend_destroy(backend_t *backend);
 
 backend_detect_t *backend_detect(backend_t *backend);
 void backend_detect_destroy(backend_detect_t *detect);
+
+bool backend_next_event(backend_t *backend, event_t *event);

src/core/event.h

@@ -63,9 +63,10 @@ typedef struct pointer_enter_event_t {
 } pointer_enter_event_t;
 
 typedef struct window_map_request_event_t {
-  window_id_t id;
+  window_id_t window;
   window_props_t props;
   window_metadata_t metadata;
+  window_geometry_mode_t geometry;
 } window_map_request_event_t;
 
 typedef enum window_remove_reason_t {
@@ -154,7 +155,6 @@ typedef struct configure_request_event_t {
 
 typedef struct event_t {
   event_type_t type;
-  uint32_t time_ms;
   union {
     key_press_event_t key_press;
     pointer_button_event_t pointer_button_press;

src/core/runtime.c

@@ -4,6 +4,7 @@
 
 #include "base/memory.h"
 #include "core/backend.h"
+#include "core/event.h"
 #include "core/state.h"
 #include "core/wm_desc.h"
 
@@ -90,3 +91,12 @@ void runtime_shutdown(runtime_t *runtime) {
   if (runtime->config_module_handle) dlclose(runtime->config_module_handle);
   runtime->config_module_handle = nullptr;
 }
+
+void runtime_run(runtime_t *runtime) {
+  for (;;) {
+    event_t event = {0};
+    if (!backend_next_event(runtime->backend, &event)) {
+      break;
+    }
+  }
+}

src/core/runtime.h

@@ -30,3 +30,4 @@ typedef struct runtime_t {
 bool runtime_init(runtime_t *runtime, runtime_init_desc_t *desc);
 void runtime_init_desc_cleanup(runtime_init_desc_t *desc);
 void runtime_shutdown(runtime_t *runtime);
+void runtime_run(runtime_t *runtime);

src/core/window.h

@@ -34,6 +34,8 @@ typedef struct window_props_t {
   window_id_t transient_for;
 
   bool override_redirect;
+  bool skip_taskbar;
+  bool urgent;
 
   window_type_t *types;
   size_t type_count;
@@ -48,3 +50,9 @@ typedef struct window_metadata_t {
   const char *class_name;
   const char *instance_name;
 } window_metadata_t;
+
+typedef struct window_geometry_t {
+  window_geometry_mode_t mode;
+  rect_t rect;
+  bool fixed_size;
+} window_geometry_t;