Add more visual feedback for button states (#8916)

- Add style properties for overriding the the hovered/pressed state
  - By default, hovered buttons are a lighter version of the base color
  - By default, pressed buttons are a darker version of the base color
- Add hovered bg image support for image buttons (style property)

1 files changed, 4 insertions, 5 deletions

diff --git a/src/gui/guiKeyChangeMenu.cpp b/src/gui/guiKeyChangeMenu.cpp
index ca331a7d4..1d4f351cc 100644
--- a/src/gui/guiKeyChangeMenu.cpp
+++ b/src/gui/guiKeyChangeMenu.cpp
@@ -21,6 +21,7 @@
 
 #include "guiKeyChangeMenu.h"
 #include "debug.h"
+#include "guiButton.h"
 #include "serialization.h"
 #include <string>
 #include <IGUICheckBox.h>
@@ -157,7 +158,7 @@ void GUIKeyChangeMenu::regenerateGui(v2u32 screensize)
 			core::rect<s32> rect(0, 0, 100 * s, 30 * s);
 			rect += topleft + v2s32(offset.X + 150 * s, offset.Y - 5 * s);
 			const wchar_t *text = wgettext(k->key.name());
-			k->button = Environment->addButton(rect, this, k->id, text);
+			k->button = GUIButton::addButton(Environment, rect, this, k->id, text);
 			delete[] text;
 		}
 		if ((i + 1) % KMaxButtonPerColumns == 0) {
@@ -217,16 +218,14 @@ void GUIKeyChangeMenu::regenerateGui(v2u32 screensize)
 		core::rect<s32> rect(0, 0, 100 * s, 30 * s);
 		rect += topleft + v2s32(size.X / 2 - 105 * s, size.Y - 40 * s);
 		const wchar_t *text =  wgettext("Save");
-		Environment->addButton(rect, this, GUI_ID_BACK_BUTTON,
-				 text);
+		GUIButton::addButton(Environment, rect, this, GUI_ID_BACK_BUTTON, text);
 		delete[] text;
 	}
 	{
 		core::rect<s32> rect(0, 0, 100 * s, 30 * s);
 		rect += topleft + v2s32(size.X / 2 + 5 * s, size.Y - 40 * s);
 		const wchar_t *text = wgettext("Cancel");
-		Environment->addButton(rect, this, GUI_ID_ABORT_BUTTON,
-				text);
+		GUIButton::addButton(Environment, rect, this, GUI_ID_ABORT_BUTTON, text);
 		delete[] text;
 	}
 }