refactory: added UI removed from core plugin.

[phpeclipse.git] / net.sourceforge.phpeclipse.ui / src / net / sourceforge / phpdt / internal / ui / wizards / dialogfields / StringButtonDialogField.java

diff --git a/net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpdt/internal/ui/wizards/dialogfields/StringButtonDialogField.java b/net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpdt/internal/ui/wizards/dialogfields/StringButtonDialogField.java
new file mode 100644 (file)
index 0000000..aa06105
--- /dev/null
+++ b/net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpdt/internal/ui/wizards/dialogfields/StringButtonDialogField.java
@@ -0,0 +1,147 @@
+/*******************************************************************************
+ * Copyright (c) 2000, 2003 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials 
+ * are made available under the terms of the Common Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/cpl-v10.html
+ * 
+ * Contributors:
+ *     IBM Corporation - initial API and implementation
+ *******************************************************************************/
+package net.sourceforge.phpdt.internal.ui.wizards.dialogfields;
+
+import net.sourceforge.phpdt.internal.ui.util.SWTUtil;
+
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.SelectionEvent;
+import org.eclipse.swt.events.SelectionListener;
+import org.eclipse.swt.layout.GridData;
+import org.eclipse.swt.widgets.Button;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Control;
+import org.eclipse.swt.widgets.Label;
+import org.eclipse.swt.widgets.Text;
+
+/**
+ * Dialog field containing a label, text control and a button control.
+ */
+public class StringButtonDialogField extends StringDialogField {
+
+       private Button fBrowseButton;
+
+       private String fBrowseButtonLabel;
+
+       private IStringButtonAdapter fStringButtonAdapter;
+
+       private boolean fButtonEnabled;
+
+       public StringButtonDialogField(IStringButtonAdapter adapter) {
+               super();
+               fStringButtonAdapter = adapter;
+               fBrowseButtonLabel = "!Browse...!"; //$NON-NLS-1$
+               fButtonEnabled = true;
+       }
+
+       /**
+        * Sets the label of the button.
+        */
+       public void setButtonLabel(String label) {
+               fBrowseButtonLabel = label;
+       }
+
+       // ------ adapter communication
+
+       /**
+        * Programmatical pressing of the button
+        */
+       public void changeControlPressed() {
+               fStringButtonAdapter.changeControlPressed(this);
+       }
+
+       // ------- layout helpers
+
+       /*
+        * @see DialogField#doFillIntoGrid
+        */
+       public Control[] doFillIntoGrid(Composite parent, int nColumns) {
+               assertEnoughColumns(nColumns);
+
+               Label label = getLabelControl(parent);
+               label.setLayoutData(gridDataForLabel(1));
+               Text text = getTextControl(parent);
+               text.setLayoutData(gridDataForText(nColumns - 2));
+               Button button = getChangeControl(parent);
+               button.setLayoutData(gridDataForButton(button, 1));
+
+               return new Control[] { label, text, button };
+       }
+
+       /*
+        * @see DialogField#getNumberOfControls
+        */
+       public int getNumberOfControls() {
+               return 3;
+       }
+
+       protected static GridData gridDataForButton(Button button, int span) {
+               GridData gd = new GridData();
+               gd.horizontalAlignment = GridData.FILL;
+               gd.grabExcessHorizontalSpace = false;
+               gd.horizontalSpan = span;
+               gd.heightHint = SWTUtil.getButtonHeightHint(button);
+               gd.widthHint = SWTUtil.getButtonWidthHint(button);
+               return gd;
+       }
+
+       // ------- ui creation
+
+       /**
+        * Creates or returns the created buttom widget.
+        * 
+        * @param parent
+        *            The parent composite or <code>null</code> if the widget has
+        *            already been created.
+        */
+       public Button getChangeControl(Composite parent) {
+               if (fBrowseButton == null) {
+                       assertCompositeNotNull(parent);
+
+                       fBrowseButton = new Button(parent, SWT.PUSH);
+                       fBrowseButton.setText(fBrowseButtonLabel);
+                       fBrowseButton.setEnabled(isEnabled() && fButtonEnabled);
+                       fBrowseButton.addSelectionListener(new SelectionListener() {
+                               public void widgetDefaultSelected(SelectionEvent e) {
+                                       changeControlPressed();
+                               }
+
+                               public void widgetSelected(SelectionEvent e) {
+                                       changeControlPressed();
+                               }
+                       });
+
+               }
+               return fBrowseButton;
+       }
+
+       // ------ enable / disable management
+
+       /**
+        * Sets the enable state of the button.
+        */
+       public void enableButton(boolean enable) {
+               if (isOkToUse(fBrowseButton)) {
+                       fBrowseButton.setEnabled(isEnabled() && enable);
+               }
+               fButtonEnabled = enable;
+       }
+
+       /*
+        * @see DialogField#updateEnableState
+        */
+       protected void updateEnableState() {
+               super.updateEnableState();
+               if (isOkToUse(fBrowseButton)) {
+                       fBrowseButton.setEnabled(isEnabled() && fButtonEnabled);
+               }
+       }
+}