[UX] creoptions: add more margin values

Fixes #4684.

.luacheckrc

@@ -63,6 +63,11 @@ read_globals = {
     "DCREREADER_CONFIG_MARGIN_SIZES_SMALL",
     "DCREREADER_CONFIG_MARGIN_SIZES_MEDIUM",
     "DCREREADER_CONFIG_MARGIN_SIZES_LARGE",
+    "DCREREADER_CONFIG_MARGIN_SIZES_X_LARGE",
+    "DCREREADER_CONFIG_MARGIN_SIZES_XX_LARGE",
+    "DCREREADER_CONFIG_MARGIN_SIZES_XXX_LARGE",
+    "DCREREADER_CONFIG_MARGIN_SIZES_HUGE",
+    "DCREREADER_CONFIG_MARGIN_SIZES_X_HUGE",
     "DCREREADER_CONFIG_LIGHTER_FONT_GAMMA",
     "DCREREADER_CONFIG_DEFAULT_FONT_GAMMA",
     "DCREREADER_CONFIG_DARKER_FONT_GAMMA",

defaults.lua

@@ -114,6 +114,11 @@ DCREREADER_CONFIG_DEFAULT_FONT_SIZE = 22    -- default font size
 DCREREADER_CONFIG_MARGIN_SIZES_SMALL = {5, 10, 5, 10}
 DCREREADER_CONFIG_MARGIN_SIZES_MEDIUM = {10, 15, 10, 15}
 DCREREADER_CONFIG_MARGIN_SIZES_LARGE = {20, 20, 20, 20}
+DCREREADER_CONFIG_MARGIN_SIZES_X_LARGE = {30, 30, 30, 30}
+DCREREADER_CONFIG_MARGIN_SIZES_XX_LARGE = {50, 50, 50, 50}
+DCREREADER_CONFIG_MARGIN_SIZES_XXX_LARGE = {70, 70, 70, 70}
+DCREREADER_CONFIG_MARGIN_SIZES_HUGE = {100, 100, 100, 100}
+DCREREADER_CONFIG_MARGIN_SIZES_X_HUGE = {140, 140, 140, 140}
 
 -- crereader font gamma (no longer used)
 -- DCREREADER_CONFIG_LIGHTER_FONT_GAMMA = 10

frontend/ui/data/creoptions.lua

@@ -89,18 +89,29 @@ Note that your selected font size is not affected by this setting.]]),
             {
                 name = "page_margins",
                 name_text = S.PAGE_MARGIN,
-                toggle = {S.SMALL, S.MEDIUM, S.LARGE},
+                buttonprogress = true,
                 values = {
                     DCREREADER_CONFIG_MARGIN_SIZES_SMALL,
                     DCREREADER_CONFIG_MARGIN_SIZES_MEDIUM,
                     DCREREADER_CONFIG_MARGIN_SIZES_LARGE,
+                    DCREREADER_CONFIG_MARGIN_SIZES_X_LARGE,
+                    DCREREADER_CONFIG_MARGIN_SIZES_XX_LARGE,
+                    DCREREADER_CONFIG_MARGIN_SIZES_XXX_LARGE,
+                    DCREREADER_CONFIG_MARGIN_SIZES_HUGE,
+                    DCREREADER_CONFIG_MARGIN_SIZES_X_HUGE,
                 },
+                default_pos = 2,
                 default_value = DCREREADER_CONFIG_MARGIN_SIZES_MEDIUM,
                 event = "SetPageMargins",
                 args = {
                     DCREREADER_CONFIG_MARGIN_SIZES_SMALL,
                     DCREREADER_CONFIG_MARGIN_SIZES_MEDIUM,
                     DCREREADER_CONFIG_MARGIN_SIZES_LARGE,
+                    DCREREADER_CONFIG_MARGIN_SIZES_X_LARGE,
+                    DCREREADER_CONFIG_MARGIN_SIZES_XX_LARGE,
+                    DCREREADER_CONFIG_MARGIN_SIZES_XXX_LARGE,
+                    DCREREADER_CONFIG_MARGIN_SIZES_HUGE,
+                    DCREREADER_CONFIG_MARGIN_SIZES_X_HUGE,
                 },
                 name_text_hold_callback = optionsutil.showValuesMargins,
             },

frontend/ui/widget/configdialog.lua

@@ -27,6 +27,7 @@ local UIManager = require("ui/uimanager")
 local UnderlineContainer = require("ui/widget/container/underlinecontainer")
 local VerticalGroup = require("ui/widget/verticalgroup")
 local VerticalSpan = require("ui/widget/verticalspan")
+local dump = require("dump")
 local logger = require("logger")
 local _ = require("gettext")
 local Screen = Device.screen
@@ -844,15 +845,30 @@ function ConfigDialog:onConfigChoose(values, name, event, args, events, position
 end
 
 function ConfigDialog:onMakeDefault(name, name_text, values, labels, position)
+    local display_value = labels[position]
     if name == "font_fine_tune" then
         return
+    -- known table value, make it pretty
+    elseif name == "page_margins" then
+        display_value = T(_([[
+
+  left: %1
+  top: %2
+  right: %3
+  bottom: %4
+]]),
+        display_value[1], display_value[2], display_value[3], display_value[4])
+    end
+    -- generic fallback to support table values
+    if type(display_value) == "table" then
+        display_value = dump(display_value)
     end
 
     UIManager:show(ConfirmBox:new{
         text = T(
             _("Set default %1 to %2?"),
             (name_text or ""),
-            labels[position]
+            display_value
         ),
         ok_text = T(_("Set default")),
         ok_callback = function()