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[gnome-games/wip/abhinavsingh/gamepad-config: 19/22] ui: Add GamepadConfigurer

commit 697f0e9615984162bcf4093db400f015fcc37c84
Author: theawless <theawless gmail com>
Date:   Fri Jul 21 12:34:02 2017 +0530

    ui: Add GamepadConfigurer
    
    Allows the user to create, save, and reset gamepad mappings.

 data/Makefile.am                         |    2 +
 data/org.gnome.Games.gresource.xml       |    2 +
 data/ui/gamepad-configurer.ui            |  106 +++++++++++++++
 data/ui/reset-gamepad-mapping-dialog.ui  |   32 +++++
 src/Makefile.am                          |    2 +
 src/ui/gamepad-configurer.vala           |  213 ++++++++++++++++++++++++++++++
 src/ui/reset-gamepad-mapping-dialog.vala |    5 +
 7 files changed, 362 insertions(+), 0 deletions(-)
---
diff --git a/data/Makefile.am b/data/Makefile.am
index 0b9e21f..947b80e 100644
--- a/data/Makefile.am
+++ b/data/Makefile.am
@@ -37,6 +37,7 @@ EXTRA_DIST = \
        ui/empty-collection.ui \
        ui/error-display.ui \
        ui/error-info-bar.ui \
+       ui/gamepad-configurer.ui \
        ui/gamepad-mapper.ui \
        ui/gamepad-tester.ui \
        ui/game-icon-view.ui \
@@ -48,6 +49,7 @@ EXTRA_DIST = \
        ui/preferences-window.ui \
        ui/quit-dialog.ui \
        ui/remote-display.ui \
+       ui/reset-gamepad-mapping-dialog.ui \
        ui/resume-dialog.ui \
        ui/resume-failed-dialog.ui \
        ui/search-bar.ui \
diff --git a/data/org.gnome.Games.gresource.xml b/data/org.gnome.Games.gresource.xml
index 61d23af..a9e846d 100644
--- a/data/org.gnome.Games.gresource.xml
+++ b/data/org.gnome.Games.gresource.xml
@@ -16,6 +16,7 @@
     <file preprocess="xml-stripblanks">ui/empty-collection.ui</file>
     <file preprocess="xml-stripblanks">ui/error-display.ui</file>
     <file preprocess="xml-stripblanks">ui/error-info-bar.ui</file>
+    <file preprocess="xml-stripblanks">ui/gamepad-configurer.ui</file>
     <file preprocess="xml-stripblanks">ui/gamepad-mapper.ui</file>
     <file preprocess="xml-stripblanks">ui/gamepad-tester.ui</file>
     <file preprocess="xml-stripblanks">ui/game-icon-view.ui</file>
@@ -27,6 +28,7 @@
     <file preprocess="xml-stripblanks">ui/preferences-window.ui</file>
     <file preprocess="xml-stripblanks">ui/quit-dialog.ui</file>
     <file preprocess="xml-stripblanks">ui/remote-display.ui</file>
+    <file preprocess="xml-stripblanks">ui/reset-gamepad-mapping-dialog.ui</file>
     <file preprocess="xml-stripblanks">ui/resume-dialog.ui</file>
     <file preprocess="xml-stripblanks">ui/resume-failed-dialog.ui</file>
     <file preprocess="xml-stripblanks">ui/search-bar.ui</file>
diff --git a/data/ui/gamepad-configurer.ui b/data/ui/gamepad-configurer.ui
new file mode 100644
index 0000000..e0767da
--- /dev/null
+++ b/data/ui/gamepad-configurer.ui
@@ -0,0 +1,106 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+  <template class="GamesGamepadConfigurer" parent="GtkBox">
+    <property name="visible">True</property>
+    <property name="can_focus">False</property>
+    <property name="orientation">vertical</property>
+    <child>
+      <object class="GtkStack" id="stack">
+        <property name="visible">True</property>
+        <property name="halign">fill</property>
+        <property name="valign">fill</property>
+        <property name="hexpand">True</property>
+        <property name="vexpand">True</property>
+        <child>
+          <object class="GtkBox" id="gamepad_mapper_holder">
+            <property name="visible">True</property>
+            <property name="can_focus">False</property>
+          </object>
+          <packing>
+            <property name="name">gamepad_mapper</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkBox" id="gamepad_tester_holder">
+            <property name="visible">True</property>
+            <property name="can_focus">False</property>
+          </object>
+          <packing>
+            <property name="name">gamepad_tester</property>
+          </packing>
+        </child>
+      </object>
+    </child>
+    <child>
+      <object class="GtkActionBar" id="action_bar">
+        <property name="visible">True</property>
+        <child>
+          <object class="GtkButton" id="reset_button">
+            <property name="visible">True</property>
+            <property name="label" translatable="yes">Reset</property>
+            <signal name="clicked" handler="on_reset_clicked"/>
+            <style>
+              <class name="destructive-action"/>
+            </style>
+          </object>
+          <packing>
+            <property name="pack-type">end</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="configure_button">
+            <property name="visible">True</property>
+            <property name="label" translatable="yes">Configure</property>
+            <signal name="clicked" handler="on_configure_clicked"/>
+            <style>
+              <class name="suggested-action"/>
+            </style>
+          </object>
+          <packing>
+            <property name="pack-type">start</property>
+          </packing>
+        </child>
+      </object>
+    </child>
+  </template>
+  <object class="GtkHeaderBar" id="header_bar">
+    <property name="visible">True</property>
+    <child>
+      <object class="GtkButton" id="back_button">
+        <property name="visible">True</property>
+        <signal name="clicked" handler="on_back_clicked"/>
+        <style>
+          <class name="image-button"/>
+        </style>
+        <child internal-child="accessible">
+          <object class="AtkObject" id="a11y-back">
+            <property name="accessible-name" translatable="yes">Back</property>
+          </object>
+        </child>
+        <child>
+          <object class="GtkImage" id="back_image">
+            <property name="visible">True</property>
+            <property name="icon-name">go-previous-symbolic</property>
+            <property name="icon-size">1</property>
+          </object>
+        </child>
+      </object>
+      <packing>
+        <property name="pack-type">start</property>
+      </packing>
+    </child>
+    <child>
+      <object class="GtkButton" id="cancel_button">
+        <property name="visible">True</property>
+        <property name="label" translatable="yes">Cancel</property>
+        <signal name="clicked" handler="on_cancel_clicked"/>
+        <style>
+          <class name="destructive-action"/>
+        </style>
+      </object>
+      <packing>
+        <property name="pack-type">end</property>
+      </packing>
+    </child>
+  </object>
+</interface>
diff --git a/data/ui/reset-gamepad-mapping-dialog.ui b/data/ui/reset-gamepad-mapping-dialog.ui
new file mode 100644
index 0000000..146c0b4
--- /dev/null
+++ b/data/ui/reset-gamepad-mapping-dialog.ui
@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+  <requires lib="gtk+" version="3.16"/>
+  <template class="GamesResetGamepadMappingDialog" parent="GtkMessageDialog">
+    <property name="modal">True</property>
+    <property name="destroy-with-parent">True</property>
+    <property name="type_hint">dialog</property>
+    <property name="message_type">question</property>
+    <property name="text" translatable="yes">Factory reset mapping for this gamepad?</property>
+    <property name="secondary_text" translatable="yes">Your mapping will be lost.</property>
+    <child type="action">
+      <object class="GtkButton" id="button_cancel">
+        <property name="visible">True</property>
+        <property name="can-default">True</property>
+        <property name="label" translatable="yes">Cancel</property>
+      </object>
+    </child>
+    <child type="action">
+      <object class="GtkButton" id="button_reset">
+        <property name="visible">True</property>
+        <property name="label" translatable="yes">Reset</property>
+        <style>
+          <class name="destructive-action"/>
+        </style>
+      </object>
+    </child>
+    <action-widgets>
+      <action-widget response="accept">button_reset</action-widget>
+      <action-widget response="cancel" default="true">button_cancel</action-widget>
+    </action-widgets>
+  </template>
+</interface>
diff --git a/src/Makefile.am b/src/Makefile.am
index 2632f73..0bfd623 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -146,6 +146,7 @@ gnome_games_SOURCES = \
        ui/empty-collection.vala \
        ui/error-display.vala \
        ui/error-info-bar.vala \
+       ui/gamepad-configurer.vala \
        ui/gamepad-mapper.vala \
        ui/gamepad-tester.vala \
        ui/gamepad-view.vala \
@@ -161,6 +162,7 @@ gnome_games_SOURCES = \
        ui/preferences-window.vala \
        ui/quit-dialog.vala \
        ui/remote-display.vala \
+       ui/reset-gamepad-mapping-dialog.vala \
        ui/resume-dialog.vala \
        ui/resume-failed-dialog.vala \
        ui/search-bar.vala \
diff --git a/src/ui/gamepad-configurer.vala b/src/ui/gamepad-configurer.vala
new file mode 100644
index 0000000..ccfd452
--- /dev/null
+++ b/src/ui/gamepad-configurer.vala
@@ -0,0 +1,213 @@
+// This file is part of GNOME Games. License: GPL-3.0+.
+
+[GtkTemplate (ui = "/org/gnome/Games/ui/gamepad-configurer.ui")]
+private class Games.GamepadConfigurer : Gtk.Box {
+
+       private const GamepadInput[] STANDARD_GAMEPAD_INPUTS = {
+               { EventCode.EV_KEY, EventCode.BTN_A },
+               { EventCode.EV_KEY, EventCode.BTN_B },
+               { EventCode.EV_KEY, EventCode.BTN_X },
+               { EventCode.EV_KEY, EventCode.BTN_Y },
+               { EventCode.EV_KEY, EventCode.BTN_THUMBL },
+               { EventCode.EV_KEY, EventCode.BTN_THUMBR },
+               { EventCode.EV_KEY, EventCode.BTN_TL },
+               { EventCode.EV_KEY, EventCode.BTN_TR },
+               { EventCode.EV_KEY, EventCode.BTN_TL2 },
+               { EventCode.EV_KEY, EventCode.BTN_TR2 },
+               { EventCode.EV_KEY, EventCode.BTN_DPAD_UP },
+               { EventCode.EV_KEY, EventCode.BTN_DPAD_LEFT },
+               { EventCode.EV_KEY, EventCode.BTN_DPAD_DOWN },
+               { EventCode.EV_KEY, EventCode.BTN_DPAD_RIGHT },
+               { EventCode.EV_KEY, EventCode.BTN_SELECT },
+               { EventCode.EV_KEY, EventCode.BTN_MODE },
+               { EventCode.EV_KEY, EventCode.BTN_START },
+               { EventCode.EV_ABS, EventCode.ABS_X },
+               { EventCode.EV_ABS, EventCode.ABS_RX },
+               { EventCode.EV_ABS, EventCode.ABS_Y },
+               { EventCode.EV_ABS, EventCode.ABS_RY },
+       };
+
+       private const GamepadInputPath[] STANDARD_GAMEPAD_INPUT_PATHS = {
+               { { EventCode.EV_ABS, EventCode.ABS_X }, "leftx" },
+               { { EventCode.EV_ABS, EventCode.ABS_Y }, "lefty" },
+               { { EventCode.EV_ABS, EventCode.ABS_RX }, "rightx" },
+               { { EventCode.EV_ABS, EventCode.ABS_RY }, "righty" },
+               { { EventCode.EV_KEY, EventCode.BTN_A }, "a" },
+               { { EventCode.EV_KEY, EventCode.BTN_B }, "b" },
+               { { EventCode.EV_KEY, EventCode.BTN_DPAD_DOWN }, "dpdown" },
+               { { EventCode.EV_KEY, EventCode.BTN_DPAD_LEFT }, "dpleft" },
+               { { EventCode.EV_KEY, EventCode.BTN_DPAD_RIGHT }, "dpright" },
+               { { EventCode.EV_KEY, EventCode.BTN_DPAD_UP }, "dpup" },
+               { { EventCode.EV_KEY, EventCode.BTN_MODE }, "guide" },
+               { { EventCode.EV_KEY, EventCode.BTN_SELECT }, "back" },
+               { { EventCode.EV_KEY, EventCode.BTN_TL }, "leftshoulder" },
+               { { EventCode.EV_KEY, EventCode.BTN_TR }, "rightshoulder" },
+               { { EventCode.EV_KEY, EventCode.BTN_START }, "start" },
+               { { EventCode.EV_KEY, EventCode.BTN_THUMBL }, "leftstick" },
+               { { EventCode.EV_KEY, EventCode.BTN_THUMBR }, "rightstick" },
+               { { EventCode.EV_KEY, EventCode.BTN_TL2 }, "lefttrigger" },
+               { { EventCode.EV_KEY, EventCode.BTN_TR2 }, "righttrigger" },
+               { { EventCode.EV_KEY, EventCode.BTN_Y }, "x" },
+               { { EventCode.EV_KEY, EventCode.BTN_X }, "y" },
+       };
+
+       private const GamepadViewConfiguration STANDARD_GAMEPAD_VIEW_CONFIGURATION = {
+               "resource:///org/gnome/Games/gamepads/standard-gamepad.svg", STANDARD_GAMEPAD_INPUT_PATHS
+       };
+
+       private enum State {
+               TEST,
+               CONFIGURE,
+       }
+
+       public signal void back ();
+
+       private State _state;
+       private State state {
+               set {
+                       _state = value;
+                       immersive_mode = (state == State.CONFIGURE);
+
+                       switch (value) {
+                       case State.TEST:
+                               var user_mapping = mappings_manager.get_user_mapping (gamepad.guid);
+                               reset_button.set_sensitive (user_mapping != null);
+
+                               back_button.show ();
+                               cancel_button.hide ();
+                               action_bar.show ();
+                               /* translators: testing a gamepad, %s is its name */
+                               header_bar.title = _("Testing %s").printf (gamepad.name);
+                               header_bar.get_style_context ().remove_class ("selection-mode");
+                               stack.set_visible_child_name ("gamepad_tester");
+
+                               tester.start ();
+                               mapper.stop ();
+                               mapper.finished.disconnect (on_mapper_finished);
+
+                               break;
+                       case State.CONFIGURE:
+                               back_button.hide ();
+                               cancel_button.show ();
+                               action_bar.hide ();
+                               /* translators: configuring a gamepad, %s is its name */
+                               header_bar.title = _("Configuring %s").printf (gamepad.name);
+                               header_bar.get_style_context ().add_class ("selection-mode");
+                               stack.set_visible_child_name ("gamepad_mapper");
+
+                               tester.stop ();
+                               mapper.start ();
+                               mapper.finished.connect (on_mapper_finished);
+
+                               break;
+                       }
+               }
+               get { return _state; }
+       }
+
+       [GtkChild (name = "header_bar")]
+       private Gtk.HeaderBar _header_bar;
+       public Gtk.HeaderBar header_bar {
+               private set {}
+               get { return _header_bar; }
+       }
+
+       public bool immersive_mode { private set; get; }
+
+       [GtkChild]
+       private Gtk.Stack stack;
+       [GtkChild]
+       private Gtk.Box gamepad_mapper_holder;
+       [GtkChild]
+       private Gtk.Box gamepad_tester_holder;
+       [GtkChild]
+       private Gtk.ActionBar action_bar;
+       [GtkChild]
+       private Gtk.Button reset_button;
+       [GtkChild]
+       private Gtk.Button back_button;
+       [GtkChild]
+       private Gtk.Button cancel_button;
+
+       private Gamepad gamepad;
+       private GamepadMapper mapper;
+       private GamepadTester tester;
+       private GamepadMappingsManager mappings_manager;
+
+       construct {
+               mappings_manager = GamepadMappingsManager.get_instance ();
+       }
+
+       public GamepadConfigurer (Gamepad gamepad) {
+               this.gamepad = gamepad;
+               mapper = new GamepadMapper (gamepad, STANDARD_GAMEPAD_VIEW_CONFIGURATION, 
STANDARD_GAMEPAD_INPUTS);
+               gamepad_mapper_holder.pack_start (mapper);
+               tester = new GamepadTester (gamepad, STANDARD_GAMEPAD_VIEW_CONFIGURATION);
+               gamepad_tester_holder.pack_start (tester);
+
+               state = State.TEST;
+       }
+
+       [GtkCallback]
+       private void on_reset_clicked () {
+               reset_mapping ();
+       }
+
+       [GtkCallback]
+       private void on_configure_clicked () {
+               state = State.CONFIGURE;
+       }
+
+       [GtkCallback]
+       private void on_back_clicked () {
+               back ();
+       }
+
+       [GtkCallback]
+       private void on_cancel_clicked () {
+               state = State.TEST;
+       }
+
+       private void reset_mapping () {
+               var message_dialog = new ResetGamepadMappingDialog ();
+               message_dialog.set_transient_for ((Gtk.Window) get_toplevel ());
+               message_dialog.response.connect ((response) => {
+                       switch (response) {
+                               case Gtk.ResponseType.ACCEPT:
+                                       mappings_manager.delete_mapping (gamepad.guid);
+                                       var sdl_string = mappings_manager.get_default_mapping (gamepad.guid);
+                                       set_gamepad_mapping (sdl_string);
+                                       reset_button.set_sensitive (false);
+
+                                       break;
+                               default:
+                                       break;
+                       }
+
+                       message_dialog.destroy();
+               });
+               message_dialog.show ();
+       }
+
+       private void on_mapper_finished (string sdl_string) {
+               mappings_manager.save_mapping (gamepad.guid, gamepad.name, sdl_string);
+               set_gamepad_mapping (sdl_string);
+
+               state = State.TEST;
+       }
+
+       private void set_gamepad_mapping (string? sdl_string) {
+               if (sdl_string == null) {
+                       gamepad.set_mapping (null);
+
+                       return;
+               }
+               try {
+                       var mapping = new GamepadMapping.from_sdl_string (sdl_string);
+                       gamepad.set_mapping (mapping);
+               }
+               catch (Error e) {
+                       critical (e.message);
+               }
+       }
+}
diff --git a/src/ui/reset-gamepad-mapping-dialog.vala b/src/ui/reset-gamepad-mapping-dialog.vala
new file mode 100644
index 0000000..adff3e0
--- /dev/null
+++ b/src/ui/reset-gamepad-mapping-dialog.vala
@@ -0,0 +1,5 @@
+// This file is part of GNOME Games. License: GPL-3.0+.
+
+[GtkTemplate (ui = "/org/gnome/Games/ui/reset-gamepad-mapping-dialog.ui")]
+public class Games.ResetGamepadMappingDialog : Gtk.MessageDialog {
+}
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