net.sourceforge.phpeclipse.debug.ui/src/net/sourceforge/phpdt/internal/debug/ui/preferences/EditInterpreterDialog.java

   1 package net.sourceforge.phpdt.internal.debug.ui.preferences;
   2
   3 import java.io.File;
   4
   5 import net.sourceforge.phpdt.internal.debug.ui.PHPDebugUiMessages;
   6 import net.sourceforge.phpdt.internal.debug.ui.PHPDebugUiPlugin;
   7 import net.sourceforge.phpdt.internal.launching.PHPInterpreter;
   8 import net.sourceforge.phpdt.internal.ui.dialog.StatusDialog;
   9
  10 import org.eclipse.core.runtime.IPath;
  11 import org.eclipse.core.runtime.IStatus;
  12 import org.eclipse.core.runtime.Path;
  13 import org.eclipse.core.runtime.Status;
  14 import org.eclipse.swt.SWT;
  15 import org.eclipse.swt.events.ModifyEvent;
  16 import org.eclipse.swt.events.ModifyListener;
  17 import org.eclipse.swt.events.SelectionAdapter;
  18 import org.eclipse.swt.events.SelectionEvent;
  19 import org.eclipse.swt.layout.GridData;
  20 import org.eclipse.swt.layout.GridLayout;
  21 import org.eclipse.swt.layout.RowData;
  22 import org.eclipse.swt.layout.RowLayout;
  23 import org.eclipse.swt.widgets.Button;
  24 import org.eclipse.swt.widgets.Composite;
  25 import org.eclipse.swt.widgets.Control;
  26 import org.eclipse.swt.widgets.DirectoryDialog;
  27 import org.eclipse.swt.widgets.Label;
  28 import org.eclipse.swt.widgets.Shell;
  29 import org.eclipse.swt.widgets.Text;
  30
  31 public class EditInterpreterDialog extends StatusDialog {
  32         protected PHPInterpreter interpreterToEdit;
  33         protected Text interpreterNameText, interpreterLocationText;
  34         protected IStatus[] allStatus = new IStatus[2];
  35
  36         public EditInterpreterDialog(Shell parentShell, String aDialogTitle) {
  37                 super(parentShell);
  38                 setTitle(aDialogTitle);
  39         }
  40
  41         public void setInterpreterToEdit(PHPInterpreter anInterpreter) {
  42                 interpreterToEdit = anInterpreter;
  43
  44                 String interpreterName = interpreterToEdit.getName();
  45                 interpreterNameText.setText(interpreterName != null ? interpreterName : ""); //$NON-NLS-1$
  46
  47                 IPath installLocation = interpreterToEdit.getInstallLocation();
  48                 interpreterLocationText.setText(installLocation != null ? installLocation.toOSString() : ""); //$NON-NLS-1$
  49         }
  50
  51         protected void createLocationEntryField(Composite composite) {
  52                 new Label(composite, SWT.NONE).setText(PHPDebugUiMessages.getString("EditInterpreterDialog.PHPInterpreter.path.label")); //$NON-NLS-1$
  53
  54                 Composite locationComposite = new Composite(composite, SWT.NONE);
  55                 RowLayout locationLayout = new RowLayout();
  56                 locationLayout.marginLeft = 0;
  57                 locationComposite.setLayout(locationLayout);
  58
  59                 interpreterLocationText = new Text(locationComposite, SWT.SINGLE | SWT.BORDER);
  60                 interpreterLocationText.addModifyListener(new ModifyListener() {
  61                         public void modifyText(ModifyEvent e) {
  62                                 allStatus[1] = validateInterpreterLocationText();
  63                                 updateStatusLine();
  64                         }
  65                 });
  66                 interpreterLocationText.setLayoutData(new RowData(120, SWT.DEFAULT));
  67
  68                 Button browseButton = new Button(composite, SWT.PUSH);
  69                 browseButton.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_END));
  70                 browseButton.setText(PHPDebugUiMessages.getString("EditInterpreterDialog.PHPInterpreter.path.browse.button.label")); //$NON-NLS-1$
  71                 browseButton.addSelectionListener(new SelectionAdapter() {
  72                         public void widgetSelected(SelectionEvent e) {
  73                                 browseForInstallDir();
  74                         }
  75                 });
  76         }
  77
  78         protected void updateStatusLine() {
  79                 updateStatus(getMostSevereStatus());
  80         }
  81
  82         protected IStatus getMostSevereStatus() {
  83                 IStatus max = new Status(0, PHPDebugUiPlugin.PLUGIN_ID, IStatus.OK, "", null); //$NON-NLS-1$
  84                 for (int i = 0; i < allStatus.length; i++) {
  85                         IStatus curr = allStatus[i];
  86                         if (curr != null) {
  87                                 if (curr.matches(IStatus.ERROR)) {
  88                                         return curr;
  89                                 }
  90                                 if (max == null || curr.getSeverity() > max.getSeverity()) {
  91                                         max = curr;
  92                                 }
  93                         }
  94                 }
  95                 return max;
  96         }
  97
  98         protected IStatus validateInterpreterLocationText() {
  99                 File path = new File(interpreterLocationText.getText());
 100                 if (path.exists()) {
 101                         File unix_php = new File(path, "php"); //$NON-NLS-1$ //$NON-NLS-2$
 102                         File windows_php_exe = new File(path, "php.exe"); //$NON-NLS-1$ //$NON-NLS-2$
 103                         if (unix_php.isFile() || windows_php_exe.isFile())
 104                                 return new Status(IStatus.OK, PHPDebugUiPlugin.PLUGIN_ID, 0, "", null); //$NON-NLS-1$
 105                 }
 106
 107                 return new Status(IStatus.ERROR, PHPDebugUiPlugin.PLUGIN_ID, 1, PHPDebugUiMessages.getString("EditInterpreterDialog.PHPInterpreter.path.error"), null); //$NON-NLS-1$
 108         }
 109
 110         protected void createNameEntryField(Composite composite) {
 111                 new Label(composite, SWT.NONE).setText(PHPDebugUiMessages.getString("EditInterpreterDialog.PHPInterpreter.name")); //$NON-NLS-1$
 112
 113                 GridData gridData = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
 114                 gridData.horizontalSpan = 2;
 115
 116                 interpreterNameText = new Text(composite, SWT.SINGLE | SWT.BORDER);
 117                 interpreterNameText.addModifyListener(new ModifyListener() {
 118                         public void modifyText(ModifyEvent e) {
 119                                 allStatus[0] = validateInterpreterNameText();
 120                                 updateStatusLine();
 121                         }
 122                 });
 123                 interpreterNameText.setLayoutData(gridData);
 124         }
 125
 126         protected IStatus validateInterpreterNameText() {
 127                 int status = IStatus.OK;
 128                 String message = ""; //$NON-NLS-1$
 129
 130                 if (interpreterNameText.getText() == null || interpreterNameText.getText().length() <= 0) {
 131                         status = IStatus.ERROR;
 132                         message = PHPDebugUiMessages.getString("EditInterpreterDialog.PHPInterpreter.name.error"); //$NON-NLS-1$
 133                 }
 134
 135                 return new Status(status, PHPDebugUiPlugin.PLUGIN_ID, 0, message, null);
 136         }
 137
 138         protected void browseForInstallDir() {
 139                 DirectoryDialog dialog = new DirectoryDialog(getShell());
 140                 dialog.setFilterPath(interpreterLocationText.getText());
 141                 dialog.setMessage(PHPDebugUiMessages.getString("EditInterpreterDialog.PHPInterpreter.path.browse.message")); //$NON-NLS-1$
 142                 String newPath = dialog.open();
 143                 if (newPath != null)
 144                         interpreterLocationText.setText(newPath);
 145         }
 146
 147         protected void okPressed() {
 148                 if (interpreterToEdit == null)
 149                         interpreterToEdit = new PHPInterpreter(null, null);
 150
 151                 interpreterToEdit.setName(interpreterNameText.getText());
 152                 interpreterToEdit.setInstallLocation(new Path(interpreterLocationText.getText()));
 153                 super.okPressed();
 154         }
 155         protected Control createDialogArea(Composite parent) {
 156                 Composite composite = (Composite) super.createDialogArea(parent);
 157                 GridLayout layout = new GridLayout();
 158                 layout.numColumns = 3;
 159                 composite.setLayout(layout);
 160
 161                 createNameEntryField(composite);
 162                 createLocationEntryField(composite);
 163
 164                 return composite;
 165         }
 166
 167 }