eclipse/plugins/com.android.ide.eclipse.ddms/src/com/android/ide/eclipse/ddms/LogCatMonitorDialog.java

/*
 * Copyright (C) 2012 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;

import com.android.ddmlib.Log.LogLevel;

import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.jface.dialogs.TitleAreaDialog;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.SelectionListener;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Combo;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Shell;

public class LogCatMonitorDialog extends TitleAreaDialog {
    private static final String TITLE = "Auto Monitor Logcat";
    private static final String DEFAULT_MESSAGE =
            "Would you like ADT to automatically monitor logcat \n" +
            "output for messages from applications in the workspace?";

    private boolean mShouldMonitor = true;

    private static final String[] LOG_PRIORITIES = new String[] {
        LogLevel.VERBOSE.getStringValue(),
        LogLevel.DEBUG.getStringValue(),
        LogLevel.INFO.getStringValue(),
        LogLevel.WARN.getStringValue(),
        LogLevel.ERROR.getStringValue(),
        LogLevel.ASSERT.getStringValue(),
    };
    private static final int ERROR_PRIORITY_INDEX = 4;

    private String mMinimumLogPriority = LOG_PRIORITIES[ERROR_PRIORITY_INDEX];

    public LogCatMonitorDialog(Shell parentShell) {
        super(parentShell);
        setHelpAvailable(false);
    }

    @Override
    protected Control createDialogArea(Composite parent) {
        setTitle(TITLE);
        setMessage(DEFAULT_MESSAGE);

        parent = (Composite) super.createDialogArea(parent);
        Composite c = new Composite(parent, SWT.BORDER);
        c.setLayout(new GridLayout(2, false));
        GridData gd_c = new GridData(GridData.FILL_BOTH);
        gd_c.grabExcessVerticalSpace = false;
        gd_c.grabExcessHorizontalSpace = false;
        c.setLayoutData(gd_c);

        final Button disableButton = new Button(c, SWT.RADIO);
        disableButton.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, false, false, 2, 1));
        disableButton.setText("No, do not monitor logcat output.");

        final Button enableButton = new Button(c, SWT.RADIO);
        enableButton.setText("Yes, monitor logcat and display logcat view if there are\n" +
                "messages with priority higher than:");
        enableButton.setSelection(true);

        final Combo levelCombo = new Combo(c, SWT.READ_ONLY | SWT.DROP_DOWN);
        levelCombo.setItems(LOG_PRIORITIES);
        levelCombo.select(ERROR_PRIORITY_INDEX);

        SelectionListener s = new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                if (e.getSource() == enableButton) {
                    mShouldMonitor = enableButton.getSelection();
                    levelCombo.setEnabled(mShouldMonitor);
                } else if (e.getSource() == levelCombo) {
                    mMinimumLogPriority = LOG_PRIORITIES[levelCombo.getSelectionIndex()];
                }
            }
        };

        levelCombo.addSelectionListener(s);
        enableButton.addSelectionListener(s);

        return parent;
    }

    @Override
    protected void createButtonsForButtonBar(Composite parent) {
        // Only need OK button
        createButton(parent, IDialogConstants.OK_ID, IDialogConstants.OK_LABEL,
                true);
    }

    public boolean shouldMonitor() {
        return mShouldMonitor;
    }

    public String getMinimumPriority() {
        return mMinimumLogPriority;
    }
}