convert tuna recovery UI to the new C++ model

No functionality change, just using the modernized recovery
interface.

Change-Id: Ia78d88554f9239888f218e083f1bcd3c458dba9c

1 files changed, 109 insertions, 0 deletions

diff --git a/recovery/recovery_ui.cpp b/recovery/recovery_ui.cpp
new file mode 100644
index 0000000..2ff5057
--- /dev/null
+++ b/recovery/recovery_ui.cpp
@@ -0,0 +1,109 @@
+/*
+ * Copyright (C) 2011 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <linux/input.h>
+#include <sys/stat.h>
+#include <errno.h>
+#include <string.h>
+
+#include "common.h"
+#include "device.h"
+#include "screen_ui.h"
+
+const char* HEADERS[] = { "Volume up/down to move highlight;",
+                          "power button to select.",
+                          "",
+                          NULL };
+
+const char* ITEMS[] = { "reboot system now",
+                        "apply update from /cache",
+                        "wipe data/factory reset",
+                        "wipe cache partition",
+                        NULL };
+
+class TunaUI : public ScreenRecoveryUI {
+  public:
+    TunaUI() :
+        consecutive_power_keys(0) {
+    }
+
+    virtual KeyAction CheckKey(int key) {
+        if (IsKeyPressed(KEY_POWER) && key == KEY_VOLUMEUP) {
+            return TOGGLE;
+        }
+        if (key == KEY_POWER) {
+            ++consecutive_power_keys;
+            if (consecutive_power_keys >= 7) {
+                return REBOOT;
+            }
+        } else {
+            consecutive_power_keys = 0;
+        }
+        return ENQUEUE;
+    }
+
+  private:
+    int consecutive_power_keys;
+};
+
+
+class TunaDevice : public Device {
+  public:
+    TunaDevice() :
+        ui(new TunaUI) {
+    }
+
+    RecoveryUI* GetUI() { return ui; }
+
+    int HandleMenuKey(int key_code, int visible) {
+        if (visible) {
+            switch (key_code) {
+              case KEY_DOWN:
+              case KEY_VOLUMEDOWN:
+                return kHighlightDown;
+
+              case KEY_UP:
+              case KEY_VOLUMEUP:
+                return kHighlightUp;
+
+              case KEY_POWER:
+                return kInvokeItem;
+            }
+        }
+
+        return kNoAction;
+    }
+
+    BuiltinAction InvokeMenuItem(int menu_position) {
+        switch (menu_position) {
+          case 0: return REBOOT;
+          case 1: return APPLY_CACHE;
+          case 2: return WIPE_DATA;
+          case 3: return WIPE_CACHE;
+          default: return NO_ACTION;
+        }
+    }
+
+    const char* const* GetMenuHeaders() { return HEADERS; }
+    const char* const* GetMenuItems() { return ITEMS; }
+
+  private:
+    RecoveryUI* ui;
+};
+
+Device* make_device() {
+    return new TunaDevice;
+}