eclipse/plugins/com.android.ide.eclipse.monitor/src/com/android/ide/eclipse/monitor/ddms/StaticPortEditDialog.java - platform/sdk - Git at Google

 /*
  * 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.monitor.ddms;

 import com.android.ddmlib.IDevice;

 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.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;

 import java.util.ArrayList;

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

     private static final int DLG_WIDTH = 400;
     private static final int DLG_HEIGHT = 200;

     private Shell mParent;

     private Shell mShell;

     private boolean mOk = false;

     private String mAppName;

     private String mPortNumber;

     private Button mOkButton;

     private Label mWarning;

     /** List of ports already in use */
     private ArrayList<Integer> mPorts;

     /** This is the port being edited. */
     private int mEditPort = -1;
     private String mDeviceSn;

     /**
      * Creates a dialog with empty fields.
      * @param parent The parent Shell
      * @param ports The list of already used port numbers.
      */
     public StaticPortEditDialog(Shell parent, ArrayList<Integer> ports) {
         super(parent, SWT.DIALOG_TRIM | SWT.BORDER | SWT.APPLICATION_MODAL);
         mPorts = ports;
         mDeviceSn = IDevice.FIRST_EMULATOR_SN;
     }

     /**
      * Creates a dialog with predefined values.
      * @param shell The parent shell
      * @param ports The list of already used port numbers.
      * @param oldDeviceSN the device serial number to display
      * @param oldAppName The application name to display
      * @param oldPortNumber The port number to display
      */
     public StaticPortEditDialog(Shell shell, ArrayList<Integer> ports,
             String oldDeviceSN, String oldAppName, String oldPortNumber) {
         this(shell, ports);

         mDeviceSn = oldDeviceSN;
         mAppName = oldAppName;
         mPortNumber = oldPortNumber;
         mEditPort = Integer.valueOf(mPortNumber);
     }

     /**
      * 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();
         }

         return mOk;
     }

     public String getDeviceSN() {
         return mDeviceSn;
     }

     public String getAppName() {
         return mAppName;
     }

     public int getPortNumber() {
         return Integer.valueOf(mPortNumber);
     }

     private void createUI() {
         mParent = getParent();
         mShell = new Shell(mParent, getStyle());
         mShell.setText("Static Port");

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

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

         // center part with the edit field
         Composite main = new Composite(mShell, SWT.NONE);
         main.setLayoutData(new GridData(GridData.FILL_BOTH));
         main.setLayout(new GridLayout(2, false));

         Label l0 = new Label(main, SWT.NONE);
         l0.setText("Device Name:");

         final Text deviceSNText = new Text(main, SWT.SINGLE | SWT.BORDER);
         deviceSNText.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
         if (mDeviceSn != null) {
             deviceSNText.setText(mDeviceSn);
         }
         deviceSNText.addModifyListener(new ModifyListener() {
             @Override
             public void modifyText(ModifyEvent e) {
                 mDeviceSn = deviceSNText.getText().trim();
                 validate();
             }
         });

         Label l = new Label(main, SWT.NONE);
         l.setText("Application Name:");

         final Text appNameText = new Text(main, SWT.SINGLE | SWT.BORDER);
         if (mAppName != null) {
             appNameText.setText(mAppName);
         }
         appNameText.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
         appNameText.addModifyListener(new ModifyListener() {
             @Override
             public void modifyText(ModifyEvent e) {
                 mAppName = appNameText.getText().trim();
                 validate();
             }
         });

         Label l2 = new Label(main, SWT.NONE);
         l2.setText("Debug Port:");

         final Text debugPortText = new Text(main, SWT.SINGLE | SWT.BORDER);
         if (mPortNumber != null) {
             debugPortText.setText(mPortNumber);
         }
         debugPortText.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
         debugPortText.addModifyListener(new ModifyListener() {
             @Override
             public void modifyText(ModifyEvent e) {
                 mPortNumber = debugPortText.getText().trim();
                 validate();
             }
         });

         // warning label
         Composite warningComp = new Composite(mShell, SWT.NONE);
         warningComp.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
         warningComp.setLayout(new GridLayout(1, true));

         mWarning = new Label(warningComp, SWT.NONE);
         mWarning.setText("");
         mWarning.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();
     }

     /**
      * Validates the content of the 2 text fields and enable/disable "ok", while
      * setting up the warning/error message.
      */
     private void validate() {
         // first we reset the warning dialog. This allows us to latter
         // display warnings.
         mWarning.setText(""); //$NON-NLS-1$

         // check the device name field is not empty
         if (mDeviceSn == null || mDeviceSn.length() == 0) {
             mWarning.setText("Device name missing.");
             mOkButton.setEnabled(false);
             return;
         }

         // check the application name field is not empty
         if (mAppName == null || mAppName.length() == 0) {
             mWarning.setText("Application name missing.");
             mOkButton.setEnabled(false);
             return;
         }

         String packageError = "Application name must be a valid Java package name.";

         // validate the package name as well. It must be a fully qualified
         // java package.
         String[] packageSegments = mAppName.split("\\."); //$NON-NLS-1$
         for (String p : packageSegments) {
             if (p.matches("^[a-zA-Z][a-zA-Z0-9]*") == false) { //$NON-NLS-1$
                 mWarning.setText(packageError);
                 mOkButton.setEnabled(false);
                 return;
             }

             // lets also display a warning if the package contains upper case
             // letters.
             if (p.matches("^[a-z][a-z0-9]*") == false) { //$NON-NLS-1$
                 mWarning.setText("Lower case is recommended for Java packages.");
             }
         }

         // the split will not detect the last char being a '.'
         // so we test it manually
         if (mAppName.charAt(mAppName.length()-1) == '.') {
             mWarning.setText(packageError);
             mOkButton.setEnabled(false);
             return;
         }

         // now we test the package name field is not empty.
         if (mPortNumber == null || mPortNumber.length() == 0) {
             mWarning.setText("Port Number missing.");
             mOkButton.setEnabled(false);
             return;
         }

         // then we check it only contains digits.
         if (mPortNumber.matches("[0-9]*") == false) { //$NON-NLS-1$
             mWarning.setText("Port Number invalid.");
             mOkButton.setEnabled(false);
             return;
         }

         // get the int from the port number to validate
         long port = Long.valueOf(mPortNumber);
         if (port >= 32767) {
             mOkButton.setEnabled(false);
             return;
         }

         // check if its in the list of already used ports
         if (port != mEditPort) {
             for (Integer i : mPorts) {
                 if (port == i.intValue()) {
                     mWarning.setText("Port already in use.");
                     mOkButton.setEnabled(false);
                     return;
                 }
             }
         }

         // at this point there's not error, so we enable the ok button.
         mOkButton.setEnabled(true);
     }
 }
	/*
	* 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.monitor.ddms;

	import com.android.ddmlib.IDevice;

	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.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;

	import java.util.ArrayList;

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

	private static final int DLG_WIDTH = 400;
	private static final int DLG_HEIGHT = 200;

	private Shell mParent;

	private Shell mShell;

	private boolean mOk = false;

	private String mAppName;

	private String mPortNumber;

	private Button mOkButton;

	private Label mWarning;

	/** List of ports already in use */
	private ArrayList<Integer> mPorts;

	/** This is the port being edited. */
	private int mEditPort = -1;
	private String mDeviceSn;

	/**
	* Creates a dialog with empty fields.
	* @param parent The parent Shell
	* @param ports The list of already used port numbers.
	*/
	public StaticPortEditDialog(Shell parent, ArrayList<Integer> ports) {
	super(parent, SWT.DIALOG_TRIM \| SWT.BORDER \| SWT.APPLICATION_MODAL);
	mPorts = ports;
	mDeviceSn = IDevice.FIRST_EMULATOR_SN;
	}

	/**
	* Creates a dialog with predefined values.
	* @param shell The parent shell
	* @param ports The list of already used port numbers.
	* @param oldDeviceSN the device serial number to display
	* @param oldAppName The application name to display
	* @param oldPortNumber The port number to display
	*/
	public StaticPortEditDialog(Shell shell, ArrayList<Integer> ports,
	String oldDeviceSN, String oldAppName, String oldPortNumber) {
	this(shell, ports);

	mDeviceSn = oldDeviceSN;
	mAppName = oldAppName;
	mPortNumber = oldPortNumber;
	mEditPort = Integer.valueOf(mPortNumber);
	}

	/**
	* 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();
	}

	return mOk;
	}

	public String getDeviceSN() {
	return mDeviceSn;
	}

	public String getAppName() {
	return mAppName;
	}

	public int getPortNumber() {
	return Integer.valueOf(mPortNumber);
	}

	private void createUI() {
	mParent = getParent();
	mShell = new Shell(mParent, getStyle());
	mShell.setText("Static Port");

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

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

	// center part with the edit field
	Composite main = new Composite(mShell, SWT.NONE);
	main.setLayoutData(new GridData(GridData.FILL_BOTH));
	main.setLayout(new GridLayout(2, false));

	Label l0 = new Label(main, SWT.NONE);
	l0.setText("Device Name:");

	final Text deviceSNText = new Text(main, SWT.SINGLE \| SWT.BORDER);
	deviceSNText.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
	if (mDeviceSn != null) {
	deviceSNText.setText(mDeviceSn);
	}
	deviceSNText.addModifyListener(new ModifyListener() {
	@Override
	public void modifyText(ModifyEvent e) {
	mDeviceSn = deviceSNText.getText().trim();
	validate();
	}
	});

	Label l = new Label(main, SWT.NONE);
	l.setText("Application Name:");

	final Text appNameText = new Text(main, SWT.SINGLE \| SWT.BORDER);
	if (mAppName != null) {
	appNameText.setText(mAppName);
	}
	appNameText.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
	appNameText.addModifyListener(new ModifyListener() {
	@Override
	public void modifyText(ModifyEvent e) {
	mAppName = appNameText.getText().trim();
	validate();
	}
	});

	Label l2 = new Label(main, SWT.NONE);
	l2.setText("Debug Port:");

	final Text debugPortText = new Text(main, SWT.SINGLE \| SWT.BORDER);
	if (mPortNumber != null) {
	debugPortText.setText(mPortNumber);
	}
	debugPortText.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
	debugPortText.addModifyListener(new ModifyListener() {
	@Override
	public void modifyText(ModifyEvent e) {
	mPortNumber = debugPortText.getText().trim();
	validate();
	}
	});

	// warning label
	Composite warningComp = new Composite(mShell, SWT.NONE);
	warningComp.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
	warningComp.setLayout(new GridLayout(1, true));

	mWarning = new Label(warningComp, SWT.NONE);
	mWarning.setText("");
	mWarning.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();
	}

	/**
	* Validates the content of the 2 text fields and enable/disable "ok", while
	* setting up the warning/error message.
	*/
	private void validate() {
	// first we reset the warning dialog. This allows us to latter
	// display warnings.
	mWarning.setText(""); //$NON-NLS-1$

	// check the device name field is not empty
	if (mDeviceSn == null \|\| mDeviceSn.length() == 0) {
	mWarning.setText("Device name missing.");
	mOkButton.setEnabled(false);
	return;
	}

	// check the application name field is not empty
	if (mAppName == null \|\| mAppName.length() == 0) {
	mWarning.setText("Application name missing.");
	mOkButton.setEnabled(false);
	return;
	}

	String packageError = "Application name must be a valid Java package name.";

	// validate the package name as well. It must be a fully qualified
	// java package.
	String[] packageSegments = mAppName.split("\\."); //$NON-NLS-1$
	for (String p : packageSegments) {
	if (p.matches("^[a-zA-Z][a-zA-Z0-9]*") == false) { //$NON-NLS-1$
	mWarning.setText(packageError);
	mOkButton.setEnabled(false);
	return;
	}

	// lets also display a warning if the package contains upper case
	// letters.
	if (p.matches("^[a-z][a-z0-9]*") == false) { //$NON-NLS-1$
	mWarning.setText("Lower case is recommended for Java packages.");
	}
	}

	// the split will not detect the last char being a '.'
	// so we test it manually
	if (mAppName.charAt(mAppName.length()-1) == '.') {
	mWarning.setText(packageError);
	mOkButton.setEnabled(false);
	return;
	}

	// now we test the package name field is not empty.
	if (mPortNumber == null \|\| mPortNumber.length() == 0) {
	mWarning.setText("Port Number missing.");
	mOkButton.setEnabled(false);
	return;
	}

	// then we check it only contains digits.
	if (mPortNumber.matches("[0-9]*") == false) { //$NON-NLS-1$
	mWarning.setText("Port Number invalid.");
	mOkButton.setEnabled(false);
	return;
	}

	// get the int from the port number to validate
	long port = Long.valueOf(mPortNumber);
	if (port >= 32767) {
	mOkButton.setEnabled(false);
	return;
	}

	// check if its in the list of already used ports
	if (port != mEditPort) {
	for (Integer i : mPorts) {
	if (port == i.intValue()) {
	mWarning.setText("Port already in use.");
	mOkButton.setEnabled(false);
	return;
	}
	}
	}

	// at this point there's not error, so we enable the ok button.
	mOkButton.setEnabled(true);
	}
	}