fix: 去除被其他 monitor 覆盖的 monitor

src/audio.c

@@ -25,6 +25,7 @@ struct pulse_context_t {
   pa_cvolume volume;
   pulse_t pulse;
   uint32_t index;
+  bool inited;
 };
 
 static void clean_pulse_context(pulse_context_t *context, bool full_cleanup);
@@ -49,7 +50,7 @@ pulse_context_t *init_pulse(GMainContext *context, pulse_notify_t callback) {
 }
 
 void change_pulse_volume(pulse_context_t *context, int step) {
-  if (!context->pulse.inited || !step || step > 100 || step < -100) return;
+  if (!context->inited || !step || step > 100 || step < -100) return;
 
   pa_cvolume vol = context->volume;
   if (step > 0) {
@@ -69,7 +70,7 @@ void change_pulse_volume(pulse_context_t *context, int step) {
 }
 
 void toggle_pulse_mute(pulse_context_t *context) {
-  if (!context->pulse.inited) return;
+  if (!context->inited) return;
 
   pa_context *ctx = context->context;
   uint32_t index = context->index;
@@ -92,7 +93,7 @@ void clean_pulse_context(pulse_context_t *context, bool full_cleanup) {
     pa_context_unref(context->context);
     context->context = nullptr;
   }
-  context->pulse.inited = false;
+  context->inited = false;
   if (full_cleanup && context->loop) {
     pa_glib_mainloop_free(context->loop);
     context->loop = nullptr;
@@ -146,7 +147,7 @@ void sink_info_callback(pa_context *context, const pa_sink_info *info, int eol,
   if (eol != 0 || !info) return;
 
   pulse_context_t *ctx = userdata;
-  ctx->pulse.inited = true;
+  ctx->inited = true;
   ctx->volume = info->volume;
   ctx->index = info->index;
   parse_sink(info, &ctx->pulse);

src/audio.h

@@ -8,8 +8,7 @@ typedef struct pulse_context_t pulse_context_t;
 typedef struct pulse_t {
   int volume_percent;
   bool mute;
-  bool inited;
-  char device_name[254];
+  char device_name[255];
 } pulse_t;
 
 typedef void (*pulse_notify_t)(pulse_t *pulse);

src/wm.c

@@ -135,6 +135,67 @@ void wm_check_xcb_extensions(void) {
   wm.have_randr = query && query->present;
 }
 
+static inline int32_t right(area_t a) {
+  return (int32_t)a.x + (int32_t)a.width;
+}
+static inline int32_t bottom(area_t a) {
+  return (int32_t)a.y + (int32_t)a.height;
+}
+static inline bool fully_contains(area_t outer, area_t inner) {
+  return inner.x >= outer.x && inner.y >= outer.y &&
+         right(inner) <= right(outer) && bottom(inner) <= bottom(outer);
+}
+static inline void monitor_remove_duplication(monitor_t **monitor_list) {
+  if (!monitor_list || !*monitor_list) return;
+
+  int32_t count = 0;
+  for (monitor_t *m = *monitor_list; m; m = m->next) count++;
+  if (count <= 1) return;
+
+  monitor_t **nodes = p_new(monitor_t *, count);
+  bool *remove = p_new(bool, count);
+
+  size_t index = 0;
+  for (monitor_t *m = *monitor_list; m; m = m->next) nodes[index++] = m;
+
+  for (int32_t i = count - 1; i >= 0; i--) {
+    if (remove[i]) continue;
+    for (int32_t j = i - 1; j >= 0; j--) {
+      if (remove[j]) continue;
+      if (fully_contains(nodes[j]->geometry, nodes[i]->geometry)) {
+        remove[i] = true;
+      } else if (fully_contains(nodes[i]->geometry, nodes[j]->geometry)) {
+        remove[j] = true;
+      }
+    }
+  }
+
+  monitor_t *head = nullptr;
+  monitor_t *tail = nullptr;
+  for (int32_t i = 0; i < count; i++) {
+    monitor_t *node = nodes[i];
+    if (remove[i]) {
+      p_delete(&node->name);
+      p_delete(&node);
+      continue;
+    }
+
+    if (tail) {
+      tail->next = node;
+    } else {
+      head = node;
+    }
+    node->next = nullptr;
+    tail = node;
+  }
+
+  if (tail) tail->next = nullptr;
+  *monitor_list = head;
+
+  p_delete(&nodes);
+  p_delete(&remove);
+}
+
 static bool wm_detect_monitor_by_randr(void) {
   xcb_randr_get_monitors_cookie_t monitors_cookie =
     xcb_randr_get_monitors(wm.xcb_conn, wm.screen->root, 1);
@@ -182,6 +243,8 @@ static bool wm_detect_monitor_by_randr(void) {
 
   p_delete(&monitors_reply);
 
+  monitor_remove_duplication(&wm.monitor_list);
+
   return true;
 }
 
@@ -230,6 +293,8 @@ static bool wm_detect_monitor_by_xinerama(void) {
   }
   p_delete(&screens_reply);
 
+  monitor_remove_duplication(&wm.monitor_list);
+
   return true;
 }