1 files changed, 180 insertions, 0 deletions
diff --git a/src/com/android/settings/wifi/IpSettings.java b/src/com/android/settings/wifi/IpSettings.java
new file mode 100644
index 0000000..592e8da
--- /dev/null
+++ b/src/com/android/settings/wifi/IpSettings.java
@@ -0,0 +1,180 @@
+/*
+ * Copyright (C) 2007 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.
+ */
+
+package com.android.settings.wifi;
+
+import com.android.settings.R;
+
+import android.content.ContentResolver;
+import android.os.Bundle;
+import android.preference.CheckBoxPreference;
+import android.preference.EditTextPreference;
+import android.preference.Preference;
+import android.preference.PreferenceActivity;
+import android.provider.Settings.System;
+import android.view.KeyEvent;
+import android.view.Menu;
+import android.view.MenuItem;
+import android.widget.Toast;
+
+public class IpSettings extends PreferenceActivity implements Preference.OnPreferenceChangeListener {
+
+    private static final String KEY_USE_STATIC_IP = "use_static_ip";
+
+    private String[] mSettingNames = {
+            System.WIFI_STATIC_IP, System.WIFI_STATIC_GATEWAY, System.WIFI_STATIC_NETMASK,
+            System.WIFI_STATIC_DNS1, System.WIFI_STATIC_DNS2
+    };
+    
+    private String[] mPreferenceKeys = {
+            "ip_address", "gateway", "netmask", "dns1", "dns2"
+    };
+    
+    private CheckBoxPreference mUseStaticIpCheckBox;
+    
+    private static final int MENU_ITEM_SAVE = Menu.FIRST;
+    private static final int MENU_ITEM_CANCEL = Menu.FIRST + 1;
+    
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        
+        addPreferencesFromResource(R.xml.ip_settings);
+        
+        mUseStaticIpCheckBox = (CheckBoxPreference) findPreference(KEY_USE_STATIC_IP);
+
+        for (int i = 0; i < mPreferenceKeys.length; i++) {
+            Preference preference = findPreference(mPreferenceKeys[i]);
+            preference.setOnPreferenceChangeListener(this);
+        }
+    }
+
+    @Override
+    protected void onResume() {
+        super.onResume();
+        
+        updateUi();
+    }
+
+    @Override
+    public boolean onKeyDown(int keyCode, KeyEvent event) {
+    
+        if (keyCode == KeyEvent.KEYCODE_BACK) {
+            updateSettingsProvider();
+        }
+    
+        return super.onKeyDown(keyCode, event);
+    }
+
+    public boolean onPreferenceChange(Preference preference, Object newValue) {
+        String value = (String) newValue;
+        
+        if (!isIpAddress(value)) {
+            Toast.makeText(this, R.string.wifi_ip_settings_invalid_ip, Toast.LENGTH_LONG).show();
+            return false;
+        }
+        
+        preference.setSummary(value);
+        return true;
+    }
+
+    private boolean isIpAddress(String value) {
+        
+        int start = 0;
+        int end = value.indexOf('.');
+        int numBlocks = 0;
+        
+        while (start < value.length()) {
+            
+            if (end == -1) {
+                end = value.length();
+            }
+
+            try {
+                int block = Integer.parseInt(value.substring(start, end));
+                if ((block > 255) || (block < 0)) {
+                    return false;
+                }
+            } catch (NumberFormatException e) {
+                return false;
+            }
+            
+            numBlocks++;
+            
+            start = end + 1;
+            end = value.indexOf('.', start);
+        }
+        
+        return numBlocks == 4;
+    }
+    
+    @Override
+    public boolean onCreateOptionsMenu(Menu menu) {
+        
+        menu.add(0, MENU_ITEM_SAVE, 0, R.string.wifi_ip_settings_menu_save)
+                .setIcon(android.R.drawable.ic_menu_save);
+
+        menu.add(0, MENU_ITEM_CANCEL, 0, R.string.wifi_ip_settings_menu_cancel)
+                .setIcon(android.R.drawable.ic_menu_close_clear_cancel);
+
+        return super.onCreateOptionsMenu(menu);
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+
+        switch (item.getItemId()) {
+        
+            case MENU_ITEM_SAVE:
+                updateSettingsProvider();
+                finish();
+                return true;
+                
+            case MENU_ITEM_CANCEL:
+                finish();
+                return true;
+        }
+        
+        return super.onOptionsItemSelected(item);
+    }
+
+    private void updateUi() {
+        ContentResolver contentResolver = getContentResolver();
+        
+        mUseStaticIpCheckBox.setChecked(System.getInt(contentResolver,
+                System.WIFI_USE_STATIC_IP, 0) != 0);
+        
+        for (int i = 0; i < mSettingNames.length; i++) {
+            EditTextPreference preference = (EditTextPreference) findPreference(mPreferenceKeys[i]);
+            String settingValue = System.getString(contentResolver, mSettingNames[i]);
+            preference.setText(settingValue);
+            preference.setSummary(settingValue);
+        }
+    }
+    
+    private void updateSettingsProvider() {
+        ContentResolver contentResolver = getContentResolver();
+
+        System.putInt(contentResolver, System.WIFI_USE_STATIC_IP,
+                mUseStaticIpCheckBox.isChecked() ? 1 : 0);
+        
+        for (int i = 0; i < mSettingNames.length; i++) {
+            EditTextPreference preference = (EditTextPreference) findPreference(mPreferenceKeys[i]);
+            System.putString(contentResolver, mSettingNames[i], preference.getText());
+        }
+    }
+    
+}