patch for #813, adds mouse over highlight for

radio buttons, tabs, checkboxes, slider and scrollbars

1 files changed, 36 insertions, 10 deletions

diff --git a/src/gui/widgets/checkbox.cpp b/src/gui/widgets/checkbox.cpp
index 2e9a234b..dd57f674 100644
--- a/src/gui/widgets/checkbox.cpp
+++ b/src/gui/widgets/checkbox.cpp
@@ -35,9 +35,12 @@ Image *CheckBox::checkBoxNormal;
 Image *CheckBox::checkBoxChecked;
 Image *CheckBox::checkBoxDisabled;
 Image *CheckBox::checkBoxDisabledChecked;
+Image *CheckBox::checkBoxNormalHi;
+Image *CheckBox::checkBoxCheckedHi;
 
 CheckBox::CheckBox(const std::string &caption, bool selected):
-    gcn::CheckBox(caption, selected)
+    gcn::CheckBox(caption, selected),
+    mHasMouse(false)
 {
     if (instances == 0)
     {
@@ -47,10 +50,14 @@ CheckBox::CheckBox(const std::string &caption, bool selected):
         checkBoxChecked = checkBox->getSubImage(9, 0, 9, 10);
         checkBoxDisabled = checkBox->getSubImage(18, 0, 9, 10);
         checkBoxDisabledChecked = checkBox->getSubImage(27, 0, 9, 10);
+        checkBoxNormalHi = checkBox->getSubImage(36, 0, 9, 10);
+        checkBoxCheckedHi = checkBox->getSubImage(45, 0, 9, 10);
         checkBoxNormal->setAlpha(mAlpha);
         checkBoxChecked->setAlpha(mAlpha);
         checkBoxDisabled->setAlpha(mAlpha);
         checkBoxDisabledChecked->setAlpha(mAlpha);
+        checkBoxNormalHi->setAlpha(mAlpha);
+        checkBoxCheckedHi->setAlpha(mAlpha);
         checkBox->decRef();
     }
 
@@ -67,6 +74,8 @@ CheckBox::~CheckBox()
         delete checkBoxChecked;
         delete checkBoxDisabled;
         delete checkBoxDisabledChecked;
+        delete checkBoxNormalHi;
+        delete checkBoxCheckedHi;
     }
 }
 
@@ -86,17 +95,22 @@ void CheckBox::drawBox(gcn::Graphics* graphics)
 {
     Image *box;
 
-    if (isSelected())
-    {
-        if (isEnabled())
-            box = checkBoxChecked;
+    if (isEnabled())
+        if (isSelected())
+            if (mHasMouse)
+                box = checkBoxCheckedHi;
+            else
+                box = checkBoxChecked;
         else
-            box = checkBoxDisabledChecked;
-    }
-    else if (isEnabled())
-        box = checkBoxNormal;
+            if (mHasMouse)
+                box = checkBoxNormalHi;
+            else
+                box = checkBoxNormal;
     else
-        box = checkBoxDisabled;
+        if (isSelected())
+            box = checkBoxDisabledChecked;
+        else
+            box = checkBoxDisabled;
 
     if (config.getValue("guialpha", 0.8) != mAlpha)
     {
@@ -105,7 +119,19 @@ void CheckBox::drawBox(gcn::Graphics* graphics)
         checkBoxChecked->setAlpha(mAlpha);
         checkBoxDisabled->setAlpha(mAlpha);
         checkBoxDisabledChecked->setAlpha(mAlpha);
+        checkBoxNormal->setAlpha(mAlpha);
+        checkBoxCheckedHi->setAlpha(mAlpha);
     }
 
     static_cast<Graphics*>(graphics)->drawImage(box, 2, 2);
 }
+
+void CheckBox::mouseEntered(gcn::MouseEvent& event)
+{
+    mHasMouse = true;
+}
+
+void CheckBox::mouseExited(gcn::MouseEvent& event)
+{
+    mHasMouse = false;
+}