Completed major sub-task EXT-991 (Update bottom bar behavior on resize)

 - added possibility to shrink/extend buttons (gestures, move, view) while resizing
 - I had to add LLLayoutStack::getPanelMinSize interface to validate width of Layout panels with these buttons

--HG--
branch : product-engine

1 files changed, 21 insertions, 1 deletions

diff --git a/indra/newview/llbottomtray.h b/indra/newview/llbottomtray.h
index 8989816bfe..97bcc23403 100644
--- a/indra/newview/llbottomtray.h
+++ b/indra/newview/llbottomtray.h
@@ -98,7 +98,6 @@ private:
 		, RS_BUTTON_MOVEMENT	= 0x0010
 		, RS_BUTTON_GESTURES	= 0x0020
 		, RS_BUTTON_SPEAK		= 0x0040
-		, RS_RESIZABLE_BUTTONS			= /*RS_BUTTON_SNAPSHOT | */RS_BUTTON_CAMERA | RS_BUTTON_MOVEMENT | RS_BUTTON_GESTURES
 	}EResizeState;
 
 	S32 processWidthDecreased(S32 delta_width);
@@ -108,6 +107,24 @@ private:
 	void processHideButton(EResizeState processed_object_type, S32* required_width, S32* buttons_freed_width);
 
 	/**
+	 * Shrinks shown buttons to reduce total taken space.
+	 *
+	 * @param - required_width - width which buttons can use to be shrunk. It is a negative value.
+	 * It is increased on the value processed by buttons.
+	 */
+	void processShrinkButtons(S32* required_width);
+	void processShrinkButton(EResizeState processed_object_type, S32* required_width);
+
+	/**
+	 * Extends shown buttons to increase total taken space.
+	 *
+	 * @param - available_width - width which buttons can use to be extended. It is a positive value.
+	 * It is decreased on the value processed by buttons.
+	 */
+	void processExtendButtons(S32* available_width);
+	void processExtendButton(EResizeState processed_object_type, S32* available_width);
+
+	/**
 	 * Determines if specified by type object can be shown. It should be hidden by shrink before.
 	 *
 	 * Processes buttons a such way to show buttons in constant order:
@@ -140,6 +157,9 @@ private:
 	typedef std::map<EResizeState, LLPanel*> state_object_map_t;
 	state_object_map_t mStateProcessedObjectMap;
 
+	typedef std::map<EResizeState, S32> state_object_width_map_t;
+	state_object_width_map_t mObjectDefaultWidthMap;
+
 protected:
 
 	LLBottomTray(const LLSD& key = LLSD());