ddms/libs/ddmuilib/src/com/android/ddmuilib/logcat/EditFilterDialog.java - platform/sdk - Gitiles

 /*
  * 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.ddmuilib.logcat;

 import com.android.ddmuilib.IImageLoader;

 import org.eclipse.swt.SWT;
 import org.eclipse.swt.events.ModifyEvent;
 import org.eclipse.swt.events.ModifyListener;
 import org.eclipse.swt.events.SelectionAdapter;
 import org.eclipse.swt.events.SelectionEvent;
 import org.eclipse.swt.graphics.Rectangle;
 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.Dialog;
 import org.eclipse.swt.widgets.Display;
 import org.eclipse.swt.widgets.Event;
 import org.eclipse.swt.widgets.Label;
 import org.eclipse.swt.widgets.Listener;
 import org.eclipse.swt.widgets.Shell;
 import org.eclipse.swt.widgets.Text;

 /**
  * Small dialog box to edit a static port number.
  */
 public class EditFilterDialog extends Dialog {

     private static final int DLG_WIDTH = 400;
     private static final int DLG_HEIGHT = 250;

     private Shell mParent;

     private Shell mShell;

     private boolean mOk = false;

     private IImageLoader mImageLoader;

     /**
      * Filter being edited or created
      */
     private LogFilter mFilter;

     private String mName;
     private String mTag;
     private String mPid;

     /** Log level as an index of the drop-down combo
      * @see getLogLevel
      * @see getComboIndex
      */
     private int mLogLevel;

     private Button mOkButton;

     private Label mPidWarning;

     public EditFilterDialog(IImageLoader imageLoader, Shell parent) {
         super(parent, SWT.DIALOG_TRIM | SWT.BORDER | SWT.APPLICATION_MODAL);
         mImageLoader = imageLoader;
     }

     public EditFilterDialog(IImageLoader imageLoader, Shell shell,
             LogFilter filter) {
         this(imageLoader, shell);
         mFilter = filter;
     }

     /**
      * Opens the dialog. The method will return when the user closes the dialog
      * somehow.
      *
      * @return true if ok was pressed, false if cancelled.
      */
     public boolean open() {
         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;
     }

     public LogFilter getFilter() {
         return mFilter;
     }

     private void createUI() {
         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();
     }

     /**
      * Returns the log level from a combo index.
      * @param index the Combo index
      * @return a log level valid for the Log class.
      */
     protected int getLogLevel(int index) {
         if (index == 0) {
             return -1;
         }

         return 7 - index;
     }

     /**
      * Returns the index in the combo that matches the log level
      * @param logLevel The Log level.
      * @return the combo index
      */
     private int getComboIndex(int logLevel) {
         if (logLevel == -1) {
             return 0;
         }

         return 7 - logLevel;
     }

     /**
      * Validates the content of the 2 text fields and enable/disable "ok", while
      * setting up the warning/error message.
      */
     private void validate() {

         // 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);
     }
 }
	/*
	* 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.ddmuilib.logcat;

	import com.android.ddmuilib.IImageLoader;

	import org.eclipse.swt.SWT;
	import org.eclipse.swt.events.ModifyEvent;
	import org.eclipse.swt.events.ModifyListener;
	import org.eclipse.swt.events.SelectionAdapter;
	import org.eclipse.swt.events.SelectionEvent;
	import org.eclipse.swt.graphics.Rectangle;
	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.Dialog;
	import org.eclipse.swt.widgets.Display;
	import org.eclipse.swt.widgets.Event;
	import org.eclipse.swt.widgets.Label;
	import org.eclipse.swt.widgets.Listener;
	import org.eclipse.swt.widgets.Shell;
	import org.eclipse.swt.widgets.Text;

	/**
	* Small dialog box to edit a static port number.
	*/
	public class EditFilterDialog extends Dialog {

	private static final int DLG_WIDTH = 400;
	private static final int DLG_HEIGHT = 250;

	private Shell mParent;

	private Shell mShell;

	private boolean mOk = false;

	private IImageLoader mImageLoader;

	/**
	* Filter being edited or created
	*/
	private LogFilter mFilter;

	private String mName;
	private String mTag;
	private String mPid;

	/** Log level as an index of the drop-down combo
	* @see getLogLevel
	* @see getComboIndex
	*/
	private int mLogLevel;

	private Button mOkButton;

	private Label mPidWarning;

	public EditFilterDialog(IImageLoader imageLoader, Shell parent) {
	super(parent, SWT.DIALOG_TRIM \| SWT.BORDER \| SWT.APPLICATION_MODAL);
	mImageLoader = imageLoader;
	}

	public EditFilterDialog(IImageLoader imageLoader, Shell shell,
	LogFilter filter) {
	this(imageLoader, shell);
	mFilter = filter;
	}

	/**
	* Opens the dialog. The method will return when the user closes the dialog
	* somehow.
	*
	* @return true if ok was pressed, false if cancelled.
	*/
	public boolean open() {
	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;
	}

	public LogFilter getFilter() {
	return mFilter;
	}

	private void createUI() {
	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();
	}

	/**
	* Returns the log level from a combo index.
	* @param index the Combo index
	* @return a log level valid for the Log class.
	*/
	protected int getLogLevel(int index) {
	if (index == 0) {
	return -1;
	}

	return 7 - index;
	}

	/**
	* Returns the index in the combo that matches the log level
	* @param logLevel The Log level.
	* @return the combo index
	*/
	private int getComboIndex(int logLevel) {
	if (logLevel == -1) {
	return 0;
	}

	return 7 - logLevel;
	}

	/**
	* Validates the content of the 2 text fields and enable/disable "ok", while
	* setting up the warning/error message.
	*/
	private void validate() {

	// 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);
	}
	}