Fire focus events when CustomButtons are hottracked.

BUG=47585
TEST=none
Review URL: http://codereview.chromium.org/2867040

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@51753 0039d316-1c4b-4281-b951-d872f2087c98

4 files changed, 54 insertions, 4 deletions

diff --git a/views/accessibility/accessibility_types.h b/views/accessibility/accessibility_types.h
index 79108b1..fd9f35b 100644
--- a/views/accessibility/accessibility_types.h
+++ b/views/accessibility/accessibility_types.h
@@ -25,10 +25,19 @@ class AccessibilityTypes {
   typedef uint32 State;
   enum StateFlag {
     STATE_CHECKED     = 1 << 0,
-    STATE_HASPOPUP    = 1 << 1,
-    STATE_LINKED      = 1 << 2,
-    STATE_PROTECTED   = 1 << 3,
-    STATE_READONLY    = 1 << 4
+    STATE_COLLAPSED   = 1 << 1,
+    STATE_DEFAULT     = 1 << 2,
+    STATE_EXPANDED    = 1 << 3,
+    STATE_HASPOPUP    = 1 << 4,
+    STATE_HOTTRACKED  = 1 << 5,
+    STATE_INVISIBLE   = 1 << 6,
+    STATE_LINKED      = 1 << 7,
+    STATE_OFFSCREEN   = 1 << 8,
+    STATE_PRESSED     = 1 << 9,
+    STATE_PROTECTED   = 1 << 10,
+    STATE_READONLY    = 1 << 11,
+    STATE_SELECTED    = 1 << 12,
+    STATE_UNAVAILABLE = 1 << 13
   };
 
   // This defines an enumeration of the supported accessibility roles in our
diff --git a/views/accessibility/view_accessibility.cc b/views/accessibility/view_accessibility.cc
index 179c9f6..8bb9ed4 100644
--- a/views/accessibility/view_accessibility.cc
+++ b/views/accessibility/view_accessibility.cc
@@ -854,14 +854,32 @@ int32 ViewAccessibility::MSAAState(AccessibilityTypes::State state) {
   int32 msaa_state = 0;
   if (state & AccessibilityTypes::STATE_CHECKED)
     msaa_state |= STATE_SYSTEM_CHECKED;
+  if (state & AccessibilityTypes::STATE_COLLAPSED)
+    msaa_state |= STATE_SYSTEM_COLLAPSED;
+  if (state & AccessibilityTypes::STATE_DEFAULT)
+    msaa_state |= STATE_SYSTEM_DEFAULT;
+  if (state & AccessibilityTypes::STATE_EXPANDED)
+    msaa_state |= STATE_SYSTEM_EXPANDED;
   if (state & AccessibilityTypes::STATE_HASPOPUP)
     msaa_state |= STATE_SYSTEM_HASPOPUP;
+  if (state & AccessibilityTypes::STATE_HOTTRACKED)
+    msaa_state |= STATE_SYSTEM_HOTTRACKED;
+  if (state & AccessibilityTypes::STATE_INVISIBLE)
+    msaa_state |= STATE_SYSTEM_INVISIBLE;
   if (state & AccessibilityTypes::STATE_LINKED)
     msaa_state |= STATE_SYSTEM_LINKED;
+  if (state & AccessibilityTypes::STATE_OFFSCREEN)
+    msaa_state |= STATE_SYSTEM_OFFSCREEN;
+  if (state & AccessibilityTypes::STATE_PRESSED)
+    msaa_state |= STATE_SYSTEM_PRESSED;
   if (state & AccessibilityTypes::STATE_PROTECTED)
     msaa_state |= STATE_SYSTEM_PROTECTED;
   if (state & AccessibilityTypes::STATE_READONLY)
     msaa_state |= STATE_SYSTEM_READONLY;
+  if (state & AccessibilityTypes::STATE_SELECTED)
+    msaa_state |= STATE_SYSTEM_SELECTED;
+  if (state & AccessibilityTypes::STATE_UNAVAILABLE)
+    msaa_state |= STATE_SYSTEM_UNAVAILABLE;
   return msaa_state;
 }
 
diff --git a/views/controls/button/custom_button.cc b/views/controls/button/custom_button.cc
index 8bf68b2..7b203de 100644
--- a/views/controls/button/custom_button.cc
+++ b/views/controls/button/custom_button.cc
@@ -51,6 +51,25 @@ void CustomButton::SetAnimationDuration(int duration) {
 ////////////////////////////////////////////////////////////////////////////////
 // CustomButton, View overrides:
 
+bool CustomButton::GetAccessibleState(AccessibilityTypes::State* state) {
+  *state = 0;
+  switch (state_) {
+    case BS_NORMAL:
+      *state = 0;
+    case BS_HOT:
+      *state = AccessibilityTypes::STATE_HOTTRACKED;
+    case BS_PUSHED:
+      *state = AccessibilityTypes::STATE_PRESSED;
+    case BS_DISABLED:
+      *state = AccessibilityTypes::STATE_UNAVAILABLE;
+    case BS_COUNT:
+      // No additional accessibility state set for this button state.
+      break;
+  }
+
+  return true;
+}
+
 void CustomButton::SetEnabled(bool enabled) {
   if (enabled && state_ == BS_DISABLED) {
     SetState(BS_NORMAL);
@@ -214,6 +233,9 @@ void CustomButton::ViewHierarchyChanged(bool is_add, View *parent,
 void CustomButton::SetHotTracked(bool flag) {
   if (state_ != BS_DISABLED)
     SetState(flag ? BS_HOT : BS_NORMAL);
+
+  if (flag)
+    NotifyAccessibilityEvent(AccessibilityTypes::EVENT_FOCUS);
 }
 
 bool CustomButton::IsHotTracked() const {
diff --git a/views/controls/button/custom_button.h b/views/controls/button/custom_button.h
index 5801401..9cfdc54 100644
--- a/views/controls/button/custom_button.h
+++ b/views/controls/button/custom_button.h
@@ -42,6 +42,7 @@ class CustomButton : public Button,
   void SetAnimationDuration(int duration);
 
   // Overridden from View:
+  virtual bool GetAccessibleState(AccessibilityTypes::State* state);
   virtual void SetEnabled(bool enabled);
   virtual bool IsEnabled() const;
   virtual bool IsFocusable() const;