Initial loading fuctionality

Author: sco1

loadGUIstate.m

@@ -0,0 +1,38 @@
+function loadGUIstate(GUIstate, h)
+% Write better documentation here <-
+%
+% Input is a structure containing the saved GUI state output by
+% saveGUIstate along with the handles structure of the target GUI.
+% This function modifies the GUI handles directly so there is no output
+%
+% Assumes the GUI state is being loaded into the same GUI that it was saved
+% from
+
+savedobjlist = fieldnames(GUIstate);
+
+for ii = 1:length(savedobjlist)
+    % Verify that our saved handle is part of the passed handles structure,
+    % otherwise ignore it
+    if isfield(h, savedobjlist{ii}) && ~isempty(GUIstate.(savedobjlist{ii}))
+        % set can address properties of multiple objects at the same time,
+        % which is useful for nested structure arrays of handles (e.g. 3 
+        % sliders stored as h.slider(1), h.slider(2), ...)
+        nsubhandles = length(h.(savedobjlist{ii}));
+        
+        % set can also set multiple properties at once, where each row of
+        % the passed cell array is the value to pass for each object
+        % handle. This syntax will not be utilized until a robust method
+        % for generating the cell array is developed. Get something 
+        % functional first, then prettify...
+        propstoset = fieldnames(GUIstate.(savedobjlist{ii}));
+        for jj = 1:length(propstoset)
+            if nsubhandles == 1
+                ValueArray = {GUIstate.(savedobjlist{ii}).(propstoset{jj})};
+            elseif nsubhandles > 1
+                ValueArray = GUIstate.(savedobjlist{ii}).(propstoset{jj});
+            end
+            set(h.(savedobjlist{ii}), propstoset(jj), ValueArray);
+        end
+    end
+end
+end