Add 'widgets' module to intercat with Android widgets

samples/android-widget-dumper.lua

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+-- name = "Android widgets dumper"
+
+-- Place app package name with widget here
+app_pkg = "com.weather.Weather"
+--app_pkg = "com.google.android.apps.tasks"
+--app_pkg = "com.android.chrome"
+--app_pkg = "com.whatsapp"
+
+-- Globals
+labels = {}
+providers = {}
+dump = ""
+wid = -1
+
+function on_resume()
+    local list = widgets:list(app_pkg)
+
+    if list == nil then
+        ui:show_text("Error: No widgets")
+        return
+    end
+
+    labels = map(function(it) return it.label end, list)
+    providers = map(function(it) return it.provider end, list)
+
+    w_content = ""
+
+    if wid < 0 then
+        ui:show_lines(labels)
+    else
+        widgets:request_updates(wid)
+    end
+end
+
+function on_click(idx)
+    if w_content == "" then
+        wid = widgets:setup(providers[idx])
+        widgets:request_updates(wid)
+    else
+        system:copy_to_clipboard(w_content)
+    end
+end
+
+function on_app_widget_updated(bridge)
+    local provider = bridge:provider()
+    local dump = bridge:dump_tree()
+    local colors = bridge:dump_colors()
+    w_content = provider.."\n\n"..dump.."\n\n"..serialize(colors)
+
+    ui:show_text("%%txt%%"..w_content)
+    debug:log("dump:\n\n"..w_content)
+end
+

samples/android-widget-sample.lua

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+-- name = "Android widgets sample (Gmail)"
+
+local prefs = require "prefs"
+
+local max_mails = 1
+local curr_tab = {}
+local w_bridge = nil
+
+function on_resume()
+    if not widgets:bound(prefs.wid) then
+        setup_app_widget()
+    end
+
+    widgets:request_updates(prefs.wid)
+end
+
+function on_app_widget_updated(bridge)
+    local tab = bridge:dump_strings().values
+
+    -- Removing redunant elements like widget title
+    tab = skip(tab, 4)
+
+    -- Each mail consists of 4 text elements:
+    -- 1. from, 2. time, 3. subject, 4. text
+    tab = take(tab, max_mails * 4)
+
+    -- Concatenate "from" and "time"
+    tab = concat(tab, {1, 2}, ", ")
+
+    curr_tab = tab
+    w_bridge = bridge
+
+    ui:show_lines(tab)
+end
+
+function on_click(idx)
+    w_bridge:click(curr_tab[idx])
+end
+
+function setup_app_widget()
+    local id = widgets:setup("com.google.android.gm/com.google.android.gm.widget.GmailWidgetProvider")
+    if (id ~= nil) then
+        prefs.wid = id
+    else
+        ui:show_text("Can't add widget")
+        return
+    end
+end
+
+-- Utils
+
+function concat(tbl, indicesToConcatenate, delimiter)
+    local resultTable = {}
+
+    if #indicesToConcatenate > 0 then
+        local concatenatedString = {}
+        for _, index in ipairs(indicesToConcatenate) do
+            table.insert(concatenatedString, tbl[index])
+        end
+        table.insert(resultTable, table.concat(concatenatedString, delimiter))
+    end
+
+    for i = 1, #tbl do
+        if not contains(indicesToConcatenate, i) then
+            table.insert(resultTable, tbl[i])
+        end
+    end
+    return resultTable
+end

samples/android-widget-sample2.lua

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+-- name = "Android widgets sample (The Weather Channel)"
+-- uses_app = "com.weather.Weather"
+
+local prefs = require "prefs"
+
+local curr_temp = ""
+local w_bridge = nil
+
+function on_resume()
+    if not widgets:bound(prefs.wid) then
+        setup_app_widget()
+    end
+
+    widgets:request_updates(prefs.wid)
+end
+
+function on_app_widget_updated(bridge)
+    local tab = bridge:dump_table()
+
+    current_temp = tab.relative_layout_1.relative_layout_2.text_1
+    location = tab.relative_layout_1.relative_layout_2.text_2
+    w_bridge = bridge
+
+    if location ~= nil and current_temp ~= nil then
+        ui:show_text(location..": "..current_temp)
+    else
+        ui:show_text("Empty")
+    end
+end
+
+function on_app_widget_updated_alt(bridge)
+    local strings = bridge:dump_strings().values
+
+    location = strings[2]
+    current_temp = strings[1]
+    w_bridge = bridge
+
+    if location ~= nil and current_temp ~= nil then
+        ui:show_text(location..": "..current_temp)
+    else
+        ui:show_text("Empty")
+    end
+end
+
+function on_click(idx)
+    w_bridge:click(current_temp)
+end
+
+function setup_app_widget()
+    local id = widgets:setup("com.weather.Weather/com.weather.Weather.widgets.WeatherWidgetProvider2x2")
+    if (id ~= nil) then
+        prefs.wid = id
+    else
+        ui:show_text("Can't add widget")
+    end
+end

samples/android-widget-sample3.lua

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+-- name = "Android widgets sample (Google Tasks)"
+
+local prefs = require "prefs"
+local fmt = require "fmt"
+
+local max_mails = 1
+local curr_tab = {}
+local w_bridge = nil
+
+function on_resume()
+    if not widgets:bound(prefs.wid) then
+        setup_app_widget()
+    end
+
+    widgets:request_updates(prefs.wid)
+end
+
+function on_app_widget_updated(bridge)
+    local tab = bridge:dump_strings().values
+
+    -- Bold list name
+    tab[1] = fmt.bold(tab[1])
+
+    -- Remove "A fresh start"
+    table.remove(tab, #tab-1)
+
+    curr_tab = tab
+    w_bridge = bridge
+
+    ui:show_lines(tab)
+end
+
+function on_click(idx)
+    --w_bridge:click(curr_tab[idx])
+    w_bridge:click("text_2")
+end
+
+function setup_app_widget()
+    local id = widgets:setup("com.google.android.apps.tasks/com.google.android.apps.tasks.features.widgetlarge.ListWidgetProvider")
+    if (id ~= nil) then
+        prefs.wid = id
+    else
+        ui:show_text("Can't add widget")
+        return
+    end
+end