feat: 为窗口移动/尺寸调整添加可配置的刷新率节流

include/zdwm/config.h

@@ -157,6 +157,14 @@ typedef struct zdwm_api_t {
     const char *focused
   );
 
+  /**
+   * @brief 设置窗口移动和调整大小时的刷新率
+   *
+   * @param builder 配置构建上下文
+   * @param fps     刷新帧率，最小 10 帧，若设置小于 10 帧会设置为 10 帧
+   */
+  void (*set_interaction_fps)(zdwm_config_builder_t *builder, uint32_t fps);
+
   /** @name Listener 注册
    * @{ */
 

src/config/defaults.c

@@ -167,6 +167,7 @@ bool config_defaults_build(
   api->set_default_mode(builder, default_mode);
   api->set_initial_mode(builder, default_mode);
   api->set_border_config(builder, 2, "#1c2022", "#606060");
+  api->set_interaction_fps(builder, 30);
 
   zdwm_bar_config_t bar_config = {
     .height      = 28,

src/config/runtime_config.c

@@ -2,6 +2,7 @@
 
 #include <dlfcn.h>
 #include <stddef.h>
+#include <stdint.h>
 #include <zdwm/bar.h>
 #include <zdwm/config.h>
 
@@ -28,6 +29,7 @@ struct zdwm_config_builder_t {
   size_t workspace_capacity;
   size_t output_count;
   border_config_t border;
+  uint32_t fps;
   binding_table_t *binding_table;
   listeners_t listeners;
   zdwm_bar_config_t bar;
@@ -200,6 +202,13 @@ static void runtime_config_set_border_config(
   color_parse(focused, &builder->border.focused_color);
 }
 
+static void runtime_config_set_interaction_fps(
+  zdwm_config_builder_t *builder,
+  uint32_t fps
+) {
+  builder->fps = fps;
+}
+
 static void runtime_config_subscribe_current_output(
   zdwm_config_builder_t *builder,
   zdwm_current_output_id_listener *fn,
@@ -300,6 +309,7 @@ static bool config_builder_finish(
   if (!layout_registry_move(&builder->layouts, &out->layouts)) return false;
   if (!rules_move(&builder->rules, &out->rules)) return false;
   out->border                 = builder->border;
+  out->fps                    = builder->fps;
   out->binding_table          = builder->binding_table;
   out->workspaces             = builder->workspaces;
   out->workspace_count        = builder->workspace_count;
@@ -343,6 +353,8 @@ static bool runtime_config_build(
     .set_initial_mode  = runtime_config_set_initial_mode,
     .set_border_config = runtime_config_set_border_config,
 
+    .set_interaction_fps = runtime_config_set_interaction_fps,
+
     .subscribe_current_output = runtime_config_subscribe_current_output,
     .subscribe_initial_workspace_list =
       runtime_config_subscribe_initial_workspace_list,

src/config/runtime_config.h

@@ -1,6 +1,7 @@
 #pragma once
 
 #include <stddef.h>
+#include <stdint.h>
 #include <zdwm/bar.h>
 #include <zdwm/types.h>
 
@@ -20,6 +21,7 @@ typedef struct runtime_init_desc_t {
   layout_registry_t layouts;
   rules_t rules;
   border_config_t border;
+  uint32_t fps;
   workspace_desc_t *workspaces;
   size_t workspace_count;
   void *config_module_handle;

src/core/policy.c

@@ -9,6 +9,7 @@
 #include "base/macros.h"
 #include "base/memory.h"
 #include "base/process.h"
+#include "base/time.h"
 #include "base/window_list.h"
 #include "core/binding.h"
 #include "core/command.h"
@@ -523,6 +524,10 @@ static void route_pointer_motion(
   case ZDWM_WINDOW_INTERACTION_NONE:
     break;
   case ZDWM_WINDOW_INTERACTION_MOVE: {
+    auto time = interaction->last_change_time;
+    auto now  = time_monotonic_ms();
+    if (now - time < 1000 / ctx->fps) break;
+
     auto rect  = interaction->origin_rect;
     auto start = interaction->start_coordinate;
     auto end   = data->root;
@@ -537,8 +542,14 @@ static void route_pointer_motion(
       },
     };
     command_buffer_push(out, &configure);
+
+    interaction->last_change_time = now;
   } break;
   case ZDWM_WINDOW_INTERACTION_RESIZE: {
+    auto time = interaction->last_change_time;
+    auto now  = time_monotonic_ms();
+    if (now - time < 1000 / ctx->fps) break;
+
     auto window = state_window_get(ctx->state, window_id);
     if (!window_can_resize(window)) break;
 
@@ -569,6 +580,7 @@ static void route_pointer_motion(
       }
     };
     command_buffer_push(out, &configure_cmd);
+    interaction->last_change_time = now;
   } break;
   }
 }

src/core/policy.h

@@ -22,6 +22,7 @@ typedef struct policy_bar_t {
 } policy_bar_t;
 
 typedef struct policy_context_t {
+  uint32_t fps;
   window_interaction_state_t *interaction;
   binding_table_t *bind_table;
   state_t *state;

src/core/types.h

@@ -141,6 +141,7 @@ typedef struct window_interaction_state_t {
   window_id_t window;
   point_t start_coordinate;
   rect_t origin_rect;
+  uint64_t last_change_time;
 } window_interaction_state_t;
 
 static inline bool window_id_invalid(window_id_t window_id) {

src/runtime/runtime.c

@@ -44,6 +44,7 @@ typedef struct runtime_t {
   layout_registry_t layouts;
   rules_t rules;
   border_config_t border;
+  uint32_t fps;
   backend_t *backend;
   void *config_module_handle;
   binding_table_t *binding_table;
@@ -138,6 +139,7 @@ static bool runtime_init(runtime_t *runtime, runtime_init_desc_t *desc) {
   rules_move(&desc->rules, &runtime->rules);
   runtime->signal_fd            = -1;
   runtime->border               = desc->border;
+  runtime->fps                  = MAX(desc->fps, 10);
   runtime->config_module_handle = desc->config_module_handle;
   runtime->binding_table        = desc->binding_table;
   runtime->listeners            = desc->listeners;
@@ -402,6 +404,7 @@ static void runtime_arrange(runtime_t *runtime) {
 
 static policy_context_t policy_context_init(runtime_t *runtime) {
   policy_context_t ctx = {
+    .fps         = runtime->fps,
     .interaction = &runtime->interaction,
 
     .bind_table = runtime->binding_table,