FileDocCategorySizeDatePackage
EditFilterDialog.javaAPI DocAndroid 1.5 API10772Wed May 06 22:41:08 BST 2009com.android.ddmuilib.logcat

EditFilterDialog

public class EditFilterDialog extends org.eclipse.swt.widgets.Dialog
Small dialog box to edit a static port number.

Fields Summary
private static final int
DLG_WIDTH
private static final int
DLG_HEIGHT
private org.eclipse.swt.widgets.Shell
mParent
private org.eclipse.swt.widgets.Shell
mShell
private boolean
mOk
private com.android.ddmuilib.IImageLoader
mImageLoader
private LogFilter
mFilter
Filter being edited or created
private String
mName
private String
mTag
private String
mPid
private int
mLogLevel
Log level as an index of the drop-down combo
private org.eclipse.swt.widgets.Button
mOkButton
private org.eclipse.swt.widgets.Label
mPidWarning
Constructors Summary
public EditFilterDialog(com.android.ddmuilib.IImageLoader imageLoader, org.eclipse.swt.widgets.Shell parent)


         
        super(parent, SWT.DIALOG_TRIM | SWT.BORDER | SWT.APPLICATION_MODAL);
        mImageLoader = imageLoader;
public EditFilterDialog(com.android.ddmuilib.IImageLoader imageLoader, org.eclipse.swt.widgets.Shell shell, LogFilter filter)

        this(imageLoader, shell);
        mFilter = filter;
Methods Summary
private voidcreateUI()

        mParent = getParent();
        mShell = new Shell(mParent, getStyle());
        mShell.setText("Log Filter");

        mShell.setLayout(new GridLayout(1, false));

        mShell.addListener(SWT.Close, new Listener() {
            public void handleEvent(Event event) {
            }
        });

        // top part with the filter name
        Composite nameComposite = new Composite(mShell, SWT.NONE);
        nameComposite.setLayoutData(new GridData(GridData.FILL_BOTH));
        nameComposite.setLayout(new GridLayout(2, false));

        Label l = new Label(nameComposite, SWT.NONE);
        l.setText("Filter Name:");

        final Text filterNameText = new Text(nameComposite,
                SWT.SINGLE | SWT.BORDER);
        if (mFilter != null) {
            mName = mFilter.getName();
            if (mName != null) {
                filterNameText.setText(mName);
            }
        }
        filterNameText.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
        filterNameText.addModifyListener(new ModifyListener() {
            public void modifyText(ModifyEvent e) {
                mName = filterNameText.getText().trim();
                validate();
            }
        });

        // separator
        l = new Label(mShell, SWT.SEPARATOR | SWT.HORIZONTAL);
        l.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));


        // center part with the filter parameters
        Composite main = new Composite(mShell, SWT.NONE);
        main.setLayoutData(new GridData(GridData.FILL_BOTH));
        main.setLayout(new GridLayout(3, false));

        l = new Label(main, SWT.NONE);
        l.setText("by Log Tag:");

        final Text tagText = new Text(main, SWT.SINGLE | SWT.BORDER);
        if (mFilter != null) {
            mTag = mFilter.getTagFilter();
            if (mTag != null) {
                tagText.setText(mTag);
            }
        }
        GridData gd = new GridData(GridData.FILL_HORIZONTAL);
        gd.horizontalSpan = 2;
        tagText.setLayoutData(gd);
        tagText.addModifyListener(new ModifyListener() {
            public void modifyText(ModifyEvent e) {
                mTag = tagText.getText().trim();
                validate();
            }
        });

        l = new Label(main, SWT.NONE);
        l.setText("by pid:");

        final Text pidText = new Text(main, SWT.SINGLE | SWT.BORDER);
        if (mFilter != null) {
            if (mFilter.getPidFilter() != -1) {
                mPid = Integer.toString(mFilter.getPidFilter());
            } else {
                mPid = "";
            }
            pidText.setText(mPid);
        }
        pidText.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
        pidText.addModifyListener(new ModifyListener() {
            public void modifyText(ModifyEvent e) {
                mPid = pidText.getText().trim();
                validate();
            }
        });

        mPidWarning = new Label(main, SWT.NONE);
        mPidWarning.setImage(mImageLoader.loadImage("empty.png", // $NON-NLS-1$
                mShell.getDisplay()));

        l = new Label(main, SWT.NONE);
        l.setText("by Log level:");

        final Combo logCombo = new Combo(main, SWT.DROP_DOWN | SWT.READ_ONLY);
        gd = new GridData(GridData.FILL_HORIZONTAL);
        gd.horizontalSpan = 2;
        logCombo.setLayoutData(gd);

        // add the labels
        logCombo.add("<none>");
        logCombo.add("Error");
        logCombo.add("Warning");
        logCombo.add("Info");
        logCombo.add("Debug");
        logCombo.add("Verbose");

        if (mFilter != null) {
            mLogLevel = getComboIndex(mFilter.getLogLevel());
            logCombo.select(mLogLevel);
        } else {
            logCombo.select(0);
        }

        logCombo.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                // get the selection
                mLogLevel = logCombo.getSelectionIndex();
                validate();
            }
        });

        // separator
        l = new Label(mShell, SWT.SEPARATOR | SWT.HORIZONTAL);
        l.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

        // bottom part with the ok/cancel
        Composite bottomComp = new Composite(mShell, SWT.NONE);
        bottomComp
                .setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_CENTER));
        bottomComp.setLayout(new GridLayout(2, true));

        mOkButton = new Button(bottomComp, SWT.NONE);
        mOkButton.setText("OK");
        mOkButton.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                mOk = true;
                mShell.close();
            }
        });
        mOkButton.setEnabled(false);
        mShell.setDefaultButton(mOkButton);

        Button cancelButton = new Button(bottomComp, SWT.NONE);
        cancelButton.setText("Cancel");
        cancelButton.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                mShell.close();
            }
        });

        validate();
private intgetComboIndex(int logLevel)
Returns the index in the combo that matches the log level

param
logLevel The Log level.
return
the combo index

        if (logLevel == -1) {
            return 0;
        }

        return 7 - logLevel;
public LogFiltergetFilter()

        return mFilter;
protected intgetLogLevel(int index)
Returns the log level from a combo index.

param
index the Combo index
return
a log level valid for the Log class.

        if (index == 0) {
            return -1;
        }

        return 7 - index;
public booleanopen()
Opens the dialog. The method will return when the user closes the dialog somehow.

return
true if ok was pressed, false if cancelled.

        createUI();

        if (mParent == null || mShell == null) {
            return false;
        }

        mShell.setMinimumSize(DLG_WIDTH, DLG_HEIGHT);
        Rectangle r = mParent.getBounds();
        // get the center new top left.
        int cx = r.x + r.width/2;
        int x = cx - DLG_WIDTH / 2;
        int cy = r.y + r.height/2;
        int y = cy - DLG_HEIGHT / 2;
        mShell.setBounds(x, y, DLG_WIDTH, DLG_HEIGHT);

        mShell.open();

        Display display = mParent.getDisplay();
        while (!mShell.isDisposed()) {
            if (!display.readAndDispatch())
                display.sleep();
        }

        // we're quitting with OK.
        // Lets update the filter if needed
        if (mOk) {
            // if it was a "Create filter" action we need to create it first.
            if (mFilter == null) {
                mFilter = new LogFilter(mName);
            }

            // setup the filter
            mFilter.setTagMode(mTag);

            if (mPid != null && mPid.length() > 0) {
                mFilter.setPidMode(Integer.parseInt(mPid));
            } else {
                mFilter.setPidMode(-1);
            }

            mFilter.setLogLevel(getLogLevel(mLogLevel));
        }

        return mOk;
private voidvalidate()
Validates the content of the 2 text fields and enable/disable "ok", while setting up the warning/error message.


        // then we check it only contains digits.
        if (mPid != null) {
            if (mPid.matches("[0-9]*") == false) { // $NON-NLS-1$
                mOkButton.setEnabled(false);
                mPidWarning.setImage(mImageLoader.loadImage(
                        "warning.png", // $NON-NLS-1$
                        mShell.getDisplay()));
                return;
            } else {
                mPidWarning.setImage(mImageLoader.loadImage(
                        "empty.png", // $NON-NLS-1$
                        mShell.getDisplay()));
            }
        }

        if (mName == null || mName.length() == 0) {
            mOkButton.setEnabled(false);
            return;
        }

        mOkButton.setEnabled(true);