Make mash register initial batch of accelerators in single shot.

ui/base/accelerators/accelerator_manager_unittest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ui/base/accelerators/accelerator_manager.h"
 
 #include <map>
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
@@ skipping 72 matching lines @@
                            const std::string& id) {
     accelerator_to_id_[accelerator] = id;
   }
 
   std::string GetAndClearCommands() {
     std::string commands;
     std::swap(commands, commands_);
     return commands;
   }
 
+  void OnAcceleratorsRegistered(
+      const std::vector<ui::Accelerator>& accelerators) override {
+    for (auto iter = accelerators.begin(); iter != accelerators.end(); ++iter)
+      OnAcceleratorRegistered(*iter);
+  }
+
+  void OnAcceleratorsUnregistered(
+      std::vector<ui::Accelerator>& accelerators) override {
+    for (auto iter = accelerators.begin(); iter != accelerators.end(); ++iter)
+      OnAcceleratorUnregistered(*iter);
+  }
   // AcceleratorManagerDelegate:

[mfomitchev, 2016/12/22 21:18:55]

The comment should be preceeding the first method from the interface, and the
methods should be in the same order as they are in the interface.

[thanhph, 2016/12/24 18:52:16]

Done, cool!

   void OnAcceleratorRegistered(const Accelerator& accelerator) override {
     if (!commands_.empty())
       commands_ += " ";
     commands_ += "Register " + accelerator_to_id_[accelerator];
   }
   void OnAcceleratorUnregistered(const Accelerator& accelerator) override {
     if (!commands_.empty())
       commands_ += " ";
     commands_ += "Unregister " + accelerator_to_id_[accelerator];
   }
@@ skipping 14 matching lines @@
 
  protected:
   TestAcceleratorManagerDelegate delegate_;
   AcceleratorManager manager_;
 };
 
 TEST_F(AcceleratorManagerTest, Register) {
   const Accelerator accelerator_a(VKEY_A, EF_NONE);
   TestTarget target;
   delegate_.SetIdForAccelerator(accelerator_a, "a");
-  manager_.Register(accelerator_a, AcceleratorManager::kNormalPriority,
-                    &target);
+  const std::vector<ui::Accelerator>& accelerators = {accelerator_a};
+  manager_.Register(accelerators, AcceleratorManager::kNormalPriority, &target);
   EXPECT_EQ("Register a", delegate_.GetAndClearCommands());
 
   // The registered accelerator is processed.
   EXPECT_TRUE(manager_.Process(accelerator_a));
   EXPECT_EQ(1, target.accelerator_pressed_count());
 }
 
 TEST_F(AcceleratorManagerTest, RegisterMultipleTarget) {
   const Accelerator accelerator_a(VKEY_A, EF_NONE);
   delegate_.SetIdForAccelerator(accelerator_a, "a");
   TestTarget target1;
-  manager_.Register(accelerator_a, AcceleratorManager::kNormalPriority,
+  const std::vector<ui::Accelerator>& accelerators = {accelerator_a};
+  manager_.Register(accelerators, AcceleratorManager::kNormalPriority,
                     &target1);
   EXPECT_EQ("Register a", delegate_.GetAndClearCommands());
   TestTarget target2;
-  manager_.Register(accelerator_a, AcceleratorManager::kNormalPriority,
+  manager_.Register(accelerators, AcceleratorManager::kNormalPriority,
                     &target2);
   // Registering the same command shouldn't notify the delegate.
   EXPECT_TRUE(delegate_.GetAndClearCommands().empty());
 
   // If multiple targets are registered with the same accelerator, the target
   // registered later processes the accelerator.
   EXPECT_TRUE(manager_.Process(accelerator_a));
   EXPECT_EQ(0, target1.accelerator_pressed_count());
   EXPECT_EQ(1, target2.accelerator_pressed_count());
 }
 
 TEST_F(AcceleratorManagerTest, Unregister) {
   const Accelerator accelerator_a(VKEY_A, EF_NONE);
   delegate_.SetIdForAccelerator(accelerator_a, "a");
   TestTarget target;
-  manager_.Register(accelerator_a, AcceleratorManager::kNormalPriority,
-                    &target);
-  EXPECT_EQ("Register a", delegate_.GetAndClearCommands());
+
   const Accelerator accelerator_b(VKEY_B, EF_NONE);
   delegate_.SetIdForAccelerator(accelerator_b, "b");
-  manager_.Register(accelerator_b, AcceleratorManager::kNormalPriority,
-                    &target);
-  EXPECT_EQ("Register b", delegate_.GetAndClearCommands());
+
+  const std::vector<ui::Accelerator>& accelerators = {accelerator_a,
+                                                      accelerator_b};
+
+  manager_.Register(accelerators, AcceleratorManager::kNormalPriority, &target);
+
+  EXPECT_EQ("Register a Register b", delegate_.GetAndClearCommands());
 
   // Unregistering a different accelerator does not affect the other
   // accelerator.
   manager_.Unregister(accelerator_b, &target);
   EXPECT_EQ("Unregister b", delegate_.GetAndClearCommands());
   EXPECT_TRUE(manager_.Process(accelerator_a));
   EXPECT_EQ(1, target.accelerator_pressed_count());
 
   // The unregistered accelerator is no longer processed.
   target.set_accelerator_pressed_count(0);
   manager_.Unregister(accelerator_a, &target);
   EXPECT_EQ("Unregister a", delegate_.GetAndClearCommands());
   EXPECT_FALSE(manager_.Process(accelerator_a));
   EXPECT_EQ(0, target.accelerator_pressed_count());
 }
 
 TEST_F(AcceleratorManagerTest, UnregisterAll) {
   const Accelerator accelerator_a(VKEY_A, EF_NONE);
   delegate_.SetIdForAccelerator(accelerator_a, "a");
   TestTarget target1;
-  manager_.Register(accelerator_a, AcceleratorManager::kNormalPriority,
-                    &target1);
+
   const Accelerator accelerator_b(VKEY_B, EF_NONE);
   delegate_.SetIdForAccelerator(accelerator_b, "b");
-  manager_.Register(accelerator_b, AcceleratorManager::kNormalPriority,
+
+  const std::vector<ui::Accelerator>& accelerators = {accelerator_a,
+                                                      accelerator_b};
+
+  manager_.Register(accelerators, AcceleratorManager::kNormalPriority,
                     &target1);
+
   const Accelerator accelerator_c(VKEY_C, EF_NONE);
   delegate_.SetIdForAccelerator(accelerator_c, "c");
+
+  const std::vector<ui::Accelerator>& accelerators_2 = {accelerator_c};
+
   TestTarget target2;
-  manager_.Register(accelerator_c, AcceleratorManager::kNormalPriority,
+  manager_.Register(accelerators_2, AcceleratorManager::kNormalPriority,
                     &target2);
+
   EXPECT_EQ("Register a Register b Register c",
             delegate_.GetAndClearCommands());
   manager_.UnregisterAll(&target1);
   {
     const std::string commands = delegate_.GetAndClearCommands();
     // Ordering is not guaranteed.
     EXPECT_TRUE(commands == "Unregister a Unregister b" ||
                 commands == "Unregister b Unregister a");
   }
 
   // All the accelerators registered for |target1| are no longer processed.
   EXPECT_FALSE(manager_.Process(accelerator_a));
   EXPECT_FALSE(manager_.Process(accelerator_b));
   EXPECT_EQ(0, target1.accelerator_pressed_count());
 
   // UnregisterAll with a different target does not affect the other target.
   EXPECT_TRUE(manager_.Process(accelerator_c));
   EXPECT_EQ(1, target2.accelerator_pressed_count());
 }
 
 TEST_F(AcceleratorManagerTest, Process) {
   TestTarget target;
 
   // Test all cases of possible modifiers.
   for (size_t i = 0; i < (1 << arraysize(kAcceleratorModifiers)); ++i) {
     const int modifiers = BuildAcceleratorModifier(i);
     Accelerator accelerator(GetAccelerator(VKEY_A, modifiers));
-    manager_.Register(accelerator, AcceleratorManager::kNormalPriority,
+    const std::vector<ui::Accelerator>& accelerators = {accelerator};
+    manager_.Register(accelerators, AcceleratorManager::kNormalPriority,
                       &target);
 
     // The registered accelerator is processed.
     const int last_count = target.accelerator_pressed_count();
     EXPECT_TRUE(manager_.Process(accelerator)) << i;
     EXPECT_EQ(last_count + 1, target.accelerator_pressed_count()) << i;
 
     // The non-registered accelerators are not processed.
     accelerator.set_type(ET_UNKNOWN);
     EXPECT_FALSE(manager_.Process(accelerator)) << i;  // different type
@@ skipping 22 matching lines @@
     manager_.UnregisterAll(&target);
   }
 }
 
 // Verifies delegate is notifed correctly when unregistering and registering
 // with the same accelerator.
 TEST_F(AcceleratorManagerTest, Reregister) {
   const Accelerator accelerator_a(VKEY_A, EF_NONE);
   TestTarget target;
   delegate_.SetIdForAccelerator(accelerator_a, "a");
-  manager_.Register(accelerator_a, AcceleratorManager::kNormalPriority,
-                    &target);
+  const std::vector<ui::Accelerator>& accelerators = {accelerator_a};
+  manager_.Register(accelerators, AcceleratorManager::kNormalPriority, &target);
   EXPECT_EQ("Register a", delegate_.GetAndClearCommands());
   manager_.UnregisterAll(&target);
   EXPECT_EQ("Unregister a", delegate_.GetAndClearCommands());
-  manager_.Register(accelerator_a, AcceleratorManager::kNormalPriority,
-                    &target);
+  manager_.Register(accelerators, AcceleratorManager::kNormalPriority, &target);
   EXPECT_EQ("Register a", delegate_.GetAndClearCommands());
 }
 
 }  // namespace test
 }  // namespace ui