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

2 files changed, 21 insertions, 0 deletions

diff --git a/indra/llui/lllayoutstack.cpp b/indra/llui/lllayoutstack.cpp
index 14a6ddb7e0..1fb618adee 100644
--- a/indra/llui/lllayoutstack.cpp
+++ b/indra/llui/lllayoutstack.cpp
@@ -413,6 +413,19 @@ void LLLayoutStack::updatePanelAutoResize(const std::string& panel_name, BOOL au
 	}
 }
 
+bool LLLayoutStack::getPanelMinSize(const std::string& panel_name, S32* min_widthp, S32* min_heightp)
+{
+	LayoutPanel* panel = findEmbeddedPanelByName(panel_name);
+
+	if (panel)
+	{
+		if (min_widthp) *min_widthp = panel->mMinWidth;
+		if (min_heightp) *min_heightp = panel->mMinHeight;
+	}
+
+	return NULL != panel;
+}
+
 static LLFastTimer::DeclareTimer FTM_UPDATE_LAYOUT("Update LayoutStacks");
 void LLLayoutStack::updateLayout(BOOL force_resize)
 {
diff --git a/indra/llui/lllayoutstack.h b/indra/llui/lllayoutstack.h
index 9cbcb285dc..abd5436018 100644
--- a/indra/llui/lllayoutstack.h
+++ b/indra/llui/lllayoutstack.h
@@ -82,6 +82,14 @@ public:
 
 	void updatePanelAutoResize(const std::string& panel_name, BOOL auto_resize);
 	
+	/**
+	 * Gets minimal width and/or height of the specified by name panel.
+	 *
+	 * If it is necessary to get only the one dimension pass NULL for another one.
+	 * @returns true if specified by panel_name internal panel exists, false otherwise.
+	 */
+	bool getPanelMinSize(const std::string& panel_name, S32* min_widthp, S32* min_heightp);
+	
 	void updateLayout(BOOL force_resize = FALSE);
 	static void updateClass();