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   1 package net.sourceforge.phpdt.internal.debug.ui.preferences;
   2
   3 import java.io.File;
   4
   5 import org.eclipse.core.runtime.IPath;
   6 import org.eclipse.core.runtime.IStatus;
   7 import org.eclipse.core.runtime.Path;
   8 import org.eclipse.core.runtime.Status;
   9 import org.eclipse.swt.SWT;
  10 import org.eclipse.swt.events.ModifyEvent;
  11 import org.eclipse.swt.events.ModifyListener;
  12 import org.eclipse.swt.events.SelectionAdapter;
  13 import org.eclipse.swt.events.SelectionEvent;
  14 import org.eclipse.swt.layout.GridData;
  15 import org.eclipse.swt.layout.GridLayout;
  16 import org.eclipse.swt.layout.RowData;
  17 import org.eclipse.swt.layout.RowLayout;
  18 import org.eclipse.swt.widgets.Button;
  19 import org.eclipse.swt.widgets.Composite;
  20 import org.eclipse.swt.widgets.Control;
  21 import org.eclipse.swt.widgets.DirectoryDialog;
  22 import org.eclipse.swt.widgets.Label;
  23 import org.eclipse.swt.widgets.Shell;
  24 import org.eclipse.swt.widgets.Text;
  25 import net.sourceforge.phpdt.internal.debug.ui.PHPDebugUiMessages;
  26 import net.sourceforge.phpdt.internal.debug.ui.PHPDebugUiPlugin;
  27 import net.sourceforge.phpdt.internal.launching.PHPInterpreter;
  28 import net.sourceforge.phpdt.internal.ui.dialog.StatusDialog;
  29
  30 public class EditInterpreterDialog extends StatusDialog {
  31         protected PHPInterpreter interpreterToEdit;
  32         protected Text interpreterNameText, interpreterLocationText;
  33         protected IStatus[] allStatus = new IStatus[2];
  34
  35         public EditInterpreterDialog(Shell parentShell, String aDialogTitle) {
  36                 super(parentShell);
  37                 setTitle(aDialogTitle);
  38         }
  39
  40         public void setInterpreterToEdit(PHPInterpreter anInterpreter) {
  41                 interpreterToEdit = anInterpreter;
  42
  43                 String interpreterName = interpreterToEdit.getName();
  44                 interpreterNameText.setText(interpreterName != null ? interpreterName : ""); //$NON-NLS-1$
  45
  46                 IPath installLocation = interpreterToEdit.getInstallLocation();
  47                 interpreterLocationText.setText(installLocation != null ? installLocation.toOSString() : ""); //$NON-NLS-1$
  48         }
  49
  50         protected void createLocationEntryField(Composite composite) {
  51                 new Label(composite, SWT.NONE).setText(PHPDebugUiMessages.getString("EditInterpreterDialog.PHPInterpreter.path.label")); //$NON-NLS-1$
  52
  53                 Composite locationComposite = new Composite(composite, SWT.NONE);
  54                 RowLayout locationLayout = new RowLayout();
  55                 locationLayout.marginLeft = 0;
  56                 locationComposite.setLayout(locationLayout);
  57
  58                 interpreterLocationText = new Text(locationComposite, SWT.SINGLE | SWT.BORDER);
  59                 interpreterLocationText.addModifyListener(new ModifyListener() {
  60                         public void modifyText(ModifyEvent e) {
  61                                 allStatus[1] = validateInterpreterLocationText();
  62                                 updateStatusLine();
  63                         }
  64                 });
  65                 interpreterLocationText.setLayoutData(new RowData(120, SWT.DEFAULT));
  66
  67                 Button browseButton = new Button(composite, SWT.PUSH);
  68                 browseButton.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_END));
  69                 browseButton.setText(PHPDebugUiMessages.getString("EditInterpreterDialog.PHPInterpreter.path.browse.button.label")); //$NON-NLS-1$
  70                 browseButton.addSelectionListener(new SelectionAdapter() {
  71                         public void widgetSelected(SelectionEvent e) {
  72                                 browseForInstallDir();
  73                         }
  74                 });
  75         }
  76
  77         protected void updateStatusLine() {
  78                 updateStatus(getMostSevereStatus());
  79         }
  80
  81         protected IStatus getMostSevereStatus() {
  82                 IStatus max = new Status(0, PHPDebugUiPlugin.PLUGIN_ID, IStatus.OK, "", null); //$NON-NLS-1$
  83                 for (int i = 0; i < allStatus.length; i++) {
  84                         IStatus curr = allStatus[i];
  85                         if (curr != null) {
  86                                 if (curr.matches(IStatus.ERROR)) {
  87                                         return curr;
  88                                 }
  89                                 if (max == null || curr.getSeverity() > max.getSeverity()) {
  90                                         max = curr;
  91                                 }
  92                         }
  93                 }
  94                 return max;
  95         }
  96
  97         protected IStatus validateInterpreterLocationText() {
  98                 File path = new File(interpreterLocationText.getText());
  99                 if (path.exists()) {
 100                         File unix_php = new File(path, "php"); //$NON-NLS-1$ //$NON-NLS-2$
 101                         File windows_php_exe = new File(path, "php.exe"); //$NON-NLS-1$ //$NON-NLS-2$
 102                         if (unix_php.isFile() || windows_php_exe.isFile())
 103                                 return new Status(IStatus.OK, PHPDebugUiPlugin.PLUGIN_ID, 0, "", null); //$NON-NLS-1$
 104                 }
 105
 106                 return new Status(IStatus.ERROR, PHPDebugUiPlugin.PLUGIN_ID, 1, PHPDebugUiMessages.getString("EditInterpreterDialog.PHPInterpreter.path.error"), null); //$NON-NLS-1$
 107         }
 108
 109         protected void createNameEntryField(Composite composite) {
 110                 new Label(composite, SWT.NONE).setText(PHPDebugUiMessages.getString("EditInterpreterDialog.PHPInterpreter.name")); //$NON-NLS-1$
 111
 112                 GridData gridData = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
 113                 gridData.horizontalSpan = 2;
 114
 115                 interpreterNameText = new Text(composite, SWT.SINGLE | SWT.BORDER);
 116                 interpreterNameText.addModifyListener(new ModifyListener() {
 117                         public void modifyText(ModifyEvent e) {
 118                                 allStatus[0] = validateInterpreterNameText();
 119                                 updateStatusLine();
 120                         }
 121                 });
 122                 interpreterNameText.setLayoutData(gridData);
 123         }
 124
 125         protected IStatus validateInterpreterNameText() {
 126                 int status = IStatus.OK;
 127                 String message = ""; //$NON-NLS-1$
 128
 129                 if (interpreterNameText.getText() == null || interpreterNameText.getText().length() <= 0) {
 130                         status = IStatus.ERROR;
 131                         message = PHPDebugUiMessages.getString("EditInterpreterDialog.PHPInterpreter.name.error"); //$NON-NLS-1$
 132                 }
 133
 134                 return new Status(status, PHPDebugUiPlugin.PLUGIN_ID, 0, message, null);
 135         }
 136
 137         protected void browseForInstallDir() {
 138                 DirectoryDialog dialog = new DirectoryDialog(getShell());
 139                 dialog.setFilterPath(interpreterLocationText.getText());
 140                 dialog.setMessage(PHPDebugUiMessages.getString("EditInterpreterDialog.PHPInterpreter.path.browse.message")); //$NON-NLS-1$
 141                 String newPath = dialog.open();
 142                 if (newPath != null)
 143                         interpreterLocationText.setText(newPath);
 144         }
 145
 146         protected void okPressed() {
 147                 if (interpreterToEdit == null)
 148                         interpreterToEdit = new PHPInterpreter(null, null);
 149
 150                 interpreterToEdit.setName(interpreterNameText.getText());
 151                 interpreterToEdit.setInstallLocation(new Path(interpreterLocationText.getText()));
 152                 super.okPressed();
 153         }
 154         protected Control createDialogArea(Composite parent) {
 155                 Composite composite = (Composite) super.createDialogArea(parent);
 156                 GridLayout layout = new GridLayout();
 157                 layout.numColumns = 3;
 158                 composite.setLayout(layout);
 159
 160                 createNameEntryField(composite);
 161                 createLocationEntryField(composite);
 162
 163                 return composite;
 164         }
 165
 166 }