/*
 * 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.ide.eclipse.ddms.preferences;

import com.android.ddmlib.DdmPreferences;
import com.android.ddmlib.Log.LogLevel;
import com.android.ide.eclipse.base.InstallDetails;
import com.android.ide.eclipse.ddms.DdmsPlugin;
import com.android.ide.eclipse.ddms.i18n.Messages;
import com.android.ide.eclipse.ddms.views.DeviceView.HProfHandler;

import org.eclipse.jface.preference.BooleanFieldEditor;
import org.eclipse.jface.preference.ComboFieldEditor;
import org.eclipse.jface.preference.FieldEditorPreferencePage;
import org.eclipse.jface.preference.IntegerFieldEditor;
import org.eclipse.jface.preference.RadioGroupFieldEditor;
import org.eclipse.jface.preference.StringFieldEditor;
import org.eclipse.jface.util.PropertyChangeEvent;
import org.eclipse.ui.IWorkbench;
import org.eclipse.ui.IWorkbenchPreferencePage;

public class PreferencePage extends FieldEditorPreferencePage implements
        IWorkbenchPreferencePage {

    private BooleanFieldEditor mUseAdbHost;
    private StringFieldEditor mAdbHostValue;
    private IntegerFieldEditor mProfilerBufsize;

    public PreferencePage() {
        super(GRID);
        setPreferenceStore(DdmsPlugin.getDefault().getPreferenceStore());
    }

    /**
     * Creates the field editors. Field editors are abstractions of the common
     * GUI blocks needed to manipulate various types of preferences. Each field
     * editor knows how to save and restore itself.
     */
    @Override
    public void createFieldEditors() {
        IntegerFieldEditor ife;

        ife = new IntegerFieldEditor(PreferenceInitializer.ATTR_DEBUG_PORT_BASE,
                Messages.PreferencePage_Base_Local_Debugger_Port, getFieldEditorParent());
        ife.setValidRange(1024, 32767);
        addField(ife);

        BooleanFieldEditor bfe;

        bfe = new BooleanFieldEditor(PreferenceInitializer.ATTR_DEFAULT_THREAD_UPDATE,
                Messages.PreferencePage_Thread_Updates_Enabled_By_Default, getFieldEditorParent());
        addField(bfe);

        bfe = new BooleanFieldEditor(PreferenceInitializer.ATTR_DEFAULT_HEAP_UPDATE,
                Messages.PreferencePage_Heap_Updates_Enabled_Default, getFieldEditorParent());
        addField(bfe);

        ife = new IntegerFieldEditor(PreferenceInitializer.ATTR_THREAD_INTERVAL,
                Messages.PreferencePage_Thread_Status_Refresh_Interval, getFieldEditorParent());
        ife.setValidRange(1, 60);
        addField(ife);

        if (InstallDetails.isAdtInstalled()) {
            ComboFieldEditor cfe = new ComboFieldEditor(PreferenceInitializer.ATTR_HPROF_ACTION,
                    Messages.PreferencePage_HPROF_Action, new String[][] {
                    {
                        Messages.PreferencePage_Save_Disk, HProfHandler.ACTION_SAVE
                    },
                    {
                        Messages.PreferencePage_Open_Eclipse, HProfHandler.ACTION_OPEN
                    },
            }, getFieldEditorParent());
            addField(cfe);
        }

        mProfilerBufsize = new IntegerFieldEditor(PreferenceInitializer.ATTR_PROFILER_BUFSIZE_MB,
                "Method Profiler buffer size (MB):",
                getFieldEditorParent());
        addField(mProfilerBufsize);

        ife = new IntegerFieldEditor(PreferenceInitializer.ATTR_TIME_OUT,
                Messages.PreferencePage_ADB_Connection_Time_Out, getFieldEditorParent());
        addField(ife);

        RadioGroupFieldEditor rgfe = new RadioGroupFieldEditor(
                PreferenceInitializer.ATTR_LOG_LEVEL,
                Messages.PreferencePage_Logging_Level, 1, new String[][] {
                        {
                                Messages.PreferencePage_Verbose, LogLevel.VERBOSE.getStringValue()
                        },
                        {
                                Messages.PreferencePage_Debug, LogLevel.DEBUG.getStringValue()
                        },
                        {
                                Messages.PreferencePage_Info, LogLevel.INFO.getStringValue()
                        },
                        {
                                Messages.PreferencePage_Warning, LogLevel.WARN.getStringValue()
                        },
                        {
                                Messages.PreferencePage_Error, LogLevel.ERROR.getStringValue()
                        },
                        {
                                Messages.PreferencePage_Assert, LogLevel.ASSERT.getStringValue()
                        }
                    },
                getFieldEditorParent(), true);
        addField(rgfe);
        mUseAdbHost = new BooleanFieldEditor(PreferenceInitializer.ATTR_USE_ADBHOST,
                Messages.PreferencePage_Use_Adbhost, getFieldEditorParent());
        addField(mUseAdbHost);
        mAdbHostValue = new StringFieldEditor(PreferenceInitializer.ATTR_ADBHOST_VALUE,
                Messages.PreferencePage_Adbhost_value, getFieldEditorParent());
        mAdbHostValue.setEnabled(getPreferenceStore()
                .getBoolean(PreferenceInitializer.ATTR_USE_ADBHOST), getFieldEditorParent());
        addField(mAdbHostValue);
    }

    @Override
    public void init(IWorkbench workbench) {
    }

    @Override
    public void propertyChange(PropertyChangeEvent event) {
        if (event.getSource().equals(mUseAdbHost)) {
            mAdbHostValue.setEnabled(mUseAdbHost.getBooleanValue(), getFieldEditorParent());
        } else if (event.getSource().equals(mProfilerBufsize)) {
            DdmPreferences.setProfilerBufferSizeMb(mProfilerBufsize.getIntValue());
        }
        super.propertyChange(event);
    }

    @Override
    protected void performDefaults() {
        super.performDefaults();
        mAdbHostValue.setEnabled(mUseAdbHost.getBooleanValue(), getFieldEditorParent());
    }
}