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   1 /**********************************************************************
   2  * Copyright (c) 2003 IBM Corporation and others.
   3  * All rights reserved. This program and the accompanying materials
   4  * are made available under the terms of the Common Public License v1.0
   5  * which accompanies this distribution, and is available at
   6  * http://www.eclipse.org/legal/cpl-v10.html
   7  *
   8  * Contributors:
   9  *    IBM - Initial API and implementation
  10  **********************************************************************/
  11 package net.sourceforge.phpeclipse.webbrowser.internal;
  12
  13 import java.io.File;
  14
  15 import net.sourceforge.phpeclipse.webbrowser.IExternalWebBrowserWorkingCopy;
  16
  17 import org.eclipse.jface.dialogs.Dialog;
  18 import org.eclipse.jface.dialogs.IDialogConstants;
  19 import org.eclipse.swt.SWT;
  20 import org.eclipse.swt.events.ModifyEvent;
  21 import org.eclipse.swt.events.ModifyListener;
  22 import org.eclipse.swt.events.SelectionAdapter;
  23 import org.eclipse.swt.events.SelectionEvent;
  24 import org.eclipse.swt.layout.GridData;
  25 import org.eclipse.swt.layout.GridLayout;
  26 import org.eclipse.swt.widgets.Button;
  27 import org.eclipse.swt.widgets.Composite;
  28 import org.eclipse.swt.widgets.Control;
  29 import org.eclipse.swt.widgets.FileDialog;
  30 import org.eclipse.swt.widgets.Label;
  31 import org.eclipse.swt.widgets.Shell;
  32 import org.eclipse.swt.widgets.Text;
  33 import org.eclipse.ui.help.WorkbenchHelp;
  34 /**
  35  *
  36  */
  37 public class ExternalBrowserDialog extends Dialog {
  38         protected IExternalWebBrowserWorkingCopy browser;
  39         protected boolean isEdit;
  40         protected Button newPageCheckbox;
  41         protected Button clearHistoryCheckbox;
  42         protected Button browseButton;
  43         protected Text browserNameTextfield;
  44         protected Text browserLocationTextfield;
  45         protected Text browserParametersTextfield;
  46         private Button okButton;
  47
  48         interface StringModifyListener {
  49                 public void valueChanged(String s);
  50         }
  51
  52         /**
  53          * @param parentShell
  54          */
  55         public ExternalBrowserDialog(Shell parentShell, IExternalWebBrowserWorkingCopy browser) {
  56                 super(parentShell);
  57                 this.browser = browser;
  58                 isEdit = true;
  59         }
  60
  61         public ExternalBrowserDialog(Shell parentShell) {
  62                 super(parentShell);
  63                 browser = BrowserManager.getInstance().createExternalWebBrowser();
  64                 isEdit = false;
  65         }
  66
  67         protected void configureShell(Shell shell) {
  68                 super.configureShell(shell);
  69
  70                 if (isEdit)
  71                         shell.setText(WebBrowserUIPlugin.getResource("%editExternalBrowser"));
  72                 else
  73                         shell.setText(WebBrowserUIPlugin.getResource("%createBrowser"));
  74         }
  75
  76         protected Text createText(Composite comp, String txt, final StringModifyListener listener) {
  77                 final Text text = new Text(comp, SWT.BORDER);
  78                 if (txt != null)
  79                         text.setText(txt);
  80                 GridData data = new GridData(GridData.HORIZONTAL_ALIGN_FILL | GridData.VERTICAL_ALIGN_BEGINNING);
  81                 data.widthHint = 250;
  82                 text.setLayoutData(data);
  83                 if (listener != null)
  84                         text.addModifyListener(new ModifyListener() {
  85                                 public void modifyText(ModifyEvent e) {
  86                                         listener.valueChanged(text.getText());
  87                                 }
  88                         });
  89                 return text;
  90         }
  91
  92         /* (non-Javadoc)
  93          * @see org.eclipse.jface.dialogs.Dialog#createDialogArea(org.eclipse.swt.widgets.Composite)
  94          */
  95         protected Control createDialogArea(Composite parent) {
  96                 Composite composite = (Composite) super.createDialogArea(parent);
  97                 ((GridLayout)composite.getLayout()).numColumns = 3;
  98
  99                 if (isEdit)
 100                         WorkbenchHelp.setHelp(composite, ContextIds.PREF_BROWSER_EXTERNAL_EDIT);
 101                 else
 102                         WorkbenchHelp.setHelp(composite, ContextIds.PREF_BROWSER_EXTERNAL_ADD);
 103
 104                 SWTUtil.createLabel(composite, WebBrowserUIPlugin.getResource("%name"));
 105                 browserNameTextfield = createText(composite, browser.getName(), new StringModifyListener() {
 106                         public void valueChanged(String s) {
 107                                 browser.setName(s);
 108                                 validateFields();
 109                         }
 110                 });
 111
 112                 new Label(composite, SWT.NONE);
 113
 114                 SWTUtil.createLabel(composite, WebBrowserUIPlugin.getResource("%location"));
 115                 browserLocationTextfield = createText(composite, browser.getLocation(), new StringModifyListener() {
 116                         public void valueChanged(String s) {
 117                                 browser.setLocation(s);
 118                                 validateFields();
 119                         }
 120                 });
 121
 122                 browseButton = SWTUtil.createButton(composite, WebBrowserUIPlugin.getResource("%browse"));
 123                 browseButton.addSelectionListener(new SelectionAdapter() {
 124                         public void widgetSelected(SelectionEvent e) {
 125                                 FileDialog dialog = new FileDialog(getShell(), SWT.OPEN);
 126                                 dialog.setText(WebBrowserUIPlugin.getResource("%browseMessage"));
 127
 128                                 String fname = browserLocationTextfield.getText();
 129
 130                                 dialog.setFileName(fname);
 131                                 fname = dialog.open();
 132
 133                                 if (fname != null)
 134                                         browserLocationTextfield.setText(fname);
 135                         }
 136                 });
 137
 138                 SWTUtil.createLabel(composite, WebBrowserUIPlugin.getResource("%parameters"));
 139                 browserParametersTextfield = createText(composite, browser.getParameters(), new StringModifyListener() {
 140                         public void valueChanged(String s) {
 141                                 browser.setParameters(s);
 142                         }
 143                 });
 144
 145                 new Label(composite, SWT.NONE);
 146
 147                 new Label(composite, SWT.NONE);
 148                 Label urlLabel = new Label(composite, SWT.NONE);
 149                 urlLabel.setText(WebBrowserUIPlugin.getResource("%parametersMessage", WebBrowserPreference.URL_PARAMETER));
 150
 151
 152                 return composite;
 153         }
 154
 155         /* (non-Javadoc)
 156          * @see org.eclipse.jface.dialogs.Dialog#okPressed()
 157          */
 158         protected void okPressed() {
 159                 // do simple field validation to at least ensure target directory entered is valid pathname
 160                 try {
 161                 File file = new File(browser.getLocation());
 162                         if(!file.isFile()){
 163                                 WebBrowserUtil.openError(WebBrowserUIPlugin.getResource("%locationInvalid"));
 164                                 return;
 165                         }
 166                 }
 167                 catch(Exception e){
 168                         WebBrowserUtil.openError(WebBrowserUIPlugin.getResource("%locationInvalid"));
 169                         return;
 170                 }
 171
 172                 browser.save();
 173                 super.okPressed();
 174         }
 175
 176         private void setOKButtonEnabled(boolean curIsEnabled) {
 177                 if (okButton == null)
 178                         okButton = getButton(IDialogConstants.OK_ID);
 179
 180                 if (okButton != null)
 181                         okButton.setEnabled(curIsEnabled);
 182         }
 183
 184         protected Control createButtonBar(Composite parent) {
 185                 Control buttonControl = super.createButtonBar(parent);
 186                 validateFields();
 187                 return buttonControl;
 188         }
 189
 190         protected void validateFields() {
 191                 boolean valid = true;
 192
 193                 String name = browserNameTextfield.getText();
 194                 if (name == null || name.trim().length() < 1)
 195                         valid = false;
 196
 197                 String location = browserLocationTextfield.getText();
 198                 if (location == null || location.trim().length() < 1)
 199                         valid = false;
 200
 201                 setOKButtonEnabled(valid);
 202         }
 203 }