birthday widget: add expanded mode support

community/birthdays-widget.lua

@@ -3,7 +3,7 @@
 -- description = "Shows upcoming birthdays from the contacts"
 -- type = "widget"
 -- author = "Andrey Gavrilov"
--- version = "1.1"
+-- version = "1.2"
 
 local prefs = require "prefs"
 local fmt = require "fmt"
@@ -43,6 +43,8 @@ function redraw()
     table.sort(contacts,function(a,b) return a.begin < b.begin end)
     events = {}
     local lines = {}
+    local lines_exp = {}
+    prev_begin = contacts[1].begin
     for i,v in ipairs(contacts) do
 	    local fmt_out = fmt_line(v)
 	    local insert = 0
@@ -52,14 +54,29 @@ function redraw()
 	        insert = 1
 	    end
 	    if insert == 1 then
-            table.insert(events, v)
-            table.insert(lines, fmt_out)
-            if #lines == prefs.count then
+	        if #lines_exp >= prefs.count and prev_begin ~= v.begin then
 	            break
 	        end
+            table.insert(events, v)
+            if #lines < prefs.count then
+                table.insert(lines, fmt_out)
+            end
+            table.insert(lines_exp, fmt_out)
+            prev_begin = v.begin
         end
     end
+    if ui.set_expandable then
+        if #lines_exp == #lines then
+            ui:set_expandable(false)
+        else
+            ui:set_expandable(true)
+        end
+    end
+    if ui.is_expanded and ui:is_expanded() then
+        ui:show_lines(lines_exp)
+    else
         ui:show_lines(lines)
+    end
 end
 
 function fmt_line(event)