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Diffstat (limited to 'examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/controlexample/StyledTextTab.java')
| -rw-r--r-- | examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/controlexample/StyledTextTab.java | 330 |
1 files changed, 0 insertions, 330 deletions
diff --git a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/controlexample/StyledTextTab.java b/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/controlexample/StyledTextTab.java deleted file mode 100644 index 2c361de558..0000000000 --- a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/controlexample/StyledTextTab.java +++ /dev/null @@ -1,330 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2000, 2005 IBM Corporation and others. - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Eclipse Public License v1.0 - * which accompanies this distribution, and is available at - * http://www.eclipse.org/legal/epl-v10.html - * - * Contributors: - * IBM Corporation - initial API and implementation - *******************************************************************************/ -package org.eclipse.swt.examples.controlexample; - - -import java.io.*; -import org.eclipse.swt.*; -import org.eclipse.swt.graphics.*; -import org.eclipse.swt.widgets.*; -import org.eclipse.swt.layout.*; -import org.eclipse.swt.events.*; -import org.eclipse.swt.custom.*; - -class StyledTextTab extends ScrollableTab { - /* Example widgets and groups that contain them */ - StyledText styledText; - Group styledTextGroup, styledTextStyleGroup; - - /* Style widgets added to the "Style" group */ - Button wrapButton, readOnlyButton, fullSelectionButton; - - /* Buttons for adding StyleRanges to StyledText */ - Button boldButton, italicButton, redButton, yellowButton, underlineButton, strikeoutButton; - Image boldImage, italicImage, redImage, yellowImage, underlineImage, strikeoutImage; - - /* Variables for saving state. */ - String text; - StyleRange[] styleRanges; - - /** - * Creates the Tab within a given instance of ControlExample. - */ - StyledTextTab(ControlExample instance) { - super(instance); - } - - /** - * Creates a bitmap image. - */ - Image createBitmapImage (Display display, String name) { - InputStream sourceStream = ControlExample.class.getResourceAsStream (name + ".bmp"); - InputStream maskStream = ControlExample.class.getResourceAsStream (name + "_mask.bmp"); - ImageData source = new ImageData (sourceStream); - ImageData mask = new ImageData (maskStream); - Image result = new Image (display, source, mask); - try { - sourceStream.close (); - maskStream.close (); - } catch (IOException e) { - e.printStackTrace (); - } - return result; - } - - /** - * Creates the "Control" widget children. - */ - void createControlWidgets () { - super.createControlWidgets (); - - /* Add a group for modifying the StyledText widget */ - createStyledTextStyleGroup (); - } - - /** - * Creates the "Example" group. - */ - void createExampleGroup () { - super.createExampleGroup (); - - /* Create a group for the styled text widget */ - styledTextGroup = new Group (exampleGroup, SWT.NONE); - styledTextGroup.setLayout (new GridLayout ()); - styledTextGroup.setLayoutData (new GridData (SWT.FILL, SWT.FILL, true, true)); - styledTextGroup.setText ("StyledText"); - } - - /** - * Creates the "Example" widgets. - */ - void createExampleWidgets () { - - /* Compute the widget style */ - int style = getDefaultStyle(); - if (singleButton.getSelection ()) style |= SWT.SINGLE; - if (multiButton.getSelection ()) style |= SWT.MULTI; - if (horizontalButton.getSelection ()) style |= SWT.H_SCROLL; - if (verticalButton.getSelection ()) style |= SWT.V_SCROLL; - if (wrapButton.getSelection ()) style |= SWT.WRAP; - if (readOnlyButton.getSelection ()) style |= SWT.READ_ONLY; - if (borderButton.getSelection ()) style |= SWT.BORDER; - if (fullSelectionButton.getSelection ()) style |= SWT.FULL_SELECTION; - - /* Create the example widgets */ - styledText = new StyledText (styledTextGroup, style); - styledText.setText (ControlExample.getResourceString("Example_string")); - styledText.append ("\n"); - styledText.append (ControlExample.getResourceString("One_Two_Three")); - - if (text != null) { - styledText.setText(text); - text = null; - } - if (styleRanges != null) { - styledText.setStyleRanges(styleRanges); - styleRanges = null; - } - } - - /** - * Creates the "Style" group. - */ - void createStyleGroup() { - super.createStyleGroup(); - - /* Create the extra widgets */ - wrapButton = new Button (styleGroup, SWT.CHECK); - wrapButton.setText ("SWT.WRAP"); - readOnlyButton = new Button (styleGroup, SWT.CHECK); - readOnlyButton.setText ("SWT.READ_ONLY"); - fullSelectionButton = new Button (styleGroup, SWT.CHECK); - fullSelectionButton.setText ("SWT.FULL_SELECTION"); - } - - /** - * Creates the "StyledText Style" group. - */ - void createStyledTextStyleGroup () { - styledTextStyleGroup = new Group (controlGroup, SWT.NONE); - styledTextStyleGroup.setText (ControlExample.getResourceString ("StyledText_Styles")); - styledTextStyleGroup.setLayout (new GridLayout(6, false)); - GridData data = new GridData (GridData.HORIZONTAL_ALIGN_FILL); - data.horizontalSpan = 2; - styledTextStyleGroup.setLayoutData (data); - - /* Get images */ - boldImage = createBitmapImage (display, "bold"); - italicImage = createBitmapImage (display, "italic"); - redImage = createBitmapImage (display, "red"); - yellowImage = createBitmapImage (display, "yellow"); - underlineImage = createBitmapImage (display, "underline"); - strikeoutImage = createBitmapImage (display, "strikeout"); - - /* Create controls to modify the StyledText */ - Label label = new Label (styledTextStyleGroup, SWT.NONE); - label.setText (ControlExample.getResourceString ("StyledText_Style_Instructions")); - label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false, 6, 1)); - label = new Label (styledTextStyleGroup, SWT.NONE); - label.setText (ControlExample.getResourceString ("Bold")); - label.setLayoutData(new GridData(SWT.END, SWT.CENTER, true, false)); - boldButton = new Button (styledTextStyleGroup, SWT.PUSH); - boldButton.setImage (boldImage); - label = new Label (styledTextStyleGroup, SWT.NONE); - label.setText (ControlExample.getResourceString ("Underline")); - label.setLayoutData(new GridData(SWT.END, SWT.CENTER, true, false)); - underlineButton = new Button (styledTextStyleGroup, SWT.PUSH); - underlineButton.setImage (underlineImage); - label = new Label (styledTextStyleGroup, SWT.NONE); - label.setText (ControlExample.getResourceString ("Foreground_Style")); - label.setLayoutData(new GridData(SWT.END, SWT.CENTER, true, false)); - redButton = new Button (styledTextStyleGroup, SWT.PUSH); - redButton.setImage (redImage); - label = new Label (styledTextStyleGroup, SWT.NONE); - label.setText (ControlExample.getResourceString ("Italic")); - label.setLayoutData(new GridData(SWT.END, SWT.CENTER, true, false)); - italicButton = new Button (styledTextStyleGroup, SWT.PUSH); - italicButton.setImage (italicImage); - label = new Label (styledTextStyleGroup, SWT.NONE); - label.setText (ControlExample.getResourceString ("Strikeout")); - label.setLayoutData(new GridData(SWT.END, SWT.CENTER, true, false)); - strikeoutButton = new Button (styledTextStyleGroup, SWT.PUSH); - strikeoutButton.setImage (strikeoutImage); - label = new Label (styledTextStyleGroup, SWT.NONE); - label.setText (ControlExample.getResourceString ("Background_Style")); - label.setLayoutData(new GridData(SWT.END, SWT.CENTER, true, false)); - yellowButton = new Button (styledTextStyleGroup, SWT.PUSH); - yellowButton.setImage (yellowImage); - SelectionListener styleListener = new SelectionAdapter () { - public void widgetSelected (SelectionEvent e) { - Point sel = styledText.getSelectionRange(); - if ((sel == null) || (sel.y == 0)) return; - StyleRange style; - for (int i = sel.x; i<sel.x+sel.y; i++) { - StyleRange range = styledText.getStyleRangeAtOffset(i); - if (range != null) { - style = (StyleRange)range.clone(); - style.start = i; - style.length = 1; - } else { - style = new StyleRange(i, 1, null, null, SWT.NORMAL); - } - if (e.widget == boldButton) { - style.fontStyle ^= SWT.BOLD; - } else if (e.widget == italicButton) { - style.fontStyle ^= SWT.ITALIC; - } else if (e.widget == underlineButton) { - style.underline = !style.underline; - } else if (e.widget == strikeoutButton) { - style.strikeout = !style.strikeout; - } - styledText.setStyleRange(style); - } - styledText.setSelectionRange(sel.x + sel.y, 0); - } - }; - SelectionListener colorListener = new SelectionAdapter () { - public void widgetSelected (SelectionEvent e) { - Point sel = styledText.getSelectionRange(); - if ((sel == null) || (sel.y == 0)) return; - Color fg = null, bg = null; - if (e.widget == redButton) { - fg = display.getSystemColor (SWT.COLOR_RED); - } else if (e.widget == yellowButton) { - bg = display.getSystemColor (SWT.COLOR_YELLOW); - } - StyleRange style; - for (int i = sel.x; i<sel.x+sel.y; i++) { - StyleRange range = styledText.getStyleRangeAtOffset(i); - if (range != null) { - style = (StyleRange)range.clone(); - style.start = i; - style.length = 1; - style.foreground = style.foreground != null ? null : fg; - style.background = style.background != null ? null : bg; - } else { - style = new StyleRange (i, 1, fg, bg, SWT.NORMAL); - } - styledText.setStyleRange(style); - } - styledText.setSelectionRange(sel.x + sel.y, 0); - } - }; - boldButton.addSelectionListener(styleListener); - italicButton.addSelectionListener(styleListener); - underlineButton.addSelectionListener(styleListener); - strikeoutButton.addSelectionListener(styleListener); - redButton.addSelectionListener(colorListener); - yellowButton.addSelectionListener(colorListener); - yellowButton.addDisposeListener(new DisposeListener () { - public void widgetDisposed (DisposeEvent e) { - boldImage.dispose(); - italicImage.dispose(); - redImage.dispose(); - yellowImage.dispose(); - underlineImage.dispose(); - strikeoutImage.dispose(); - } - }); - } - - /** - * Creates the tab folder page. - * - * @param tabFolder org.eclipse.swt.widgets.TabFolder - * @return the new page for the tab folder - */ - Composite createTabFolderPage (TabFolder tabFolder) { - super.createTabFolderPage (tabFolder); - - /* - * Add a resize listener to the tabFolderPage so that - * if the user types into the example widget to change - * its preferred size, and then resizes the shell, we - * recalculate the preferred size correctly. - */ - tabFolderPage.addControlListener(new ControlAdapter() { - public void controlResized(ControlEvent e) { - setExampleWidgetSize (); - } - }); - - return tabFolderPage; - } - - /** - * Disposes the "Example" widgets. - */ - void disposeExampleWidgets () { - /* store the state of the styledText if applicable */ - if (styledText != null) { - styleRanges = styledText.getStyleRanges(); - text = styledText.getText(); - } - super.disposeExampleWidgets(); - } - - /** - * Gets the "Example" widget children. - */ - Control [] getExampleWidgets () { - return new Control [] {styledText}; - } - - /** - * Returns a list of set/get API method names (without the set/get prefix) - * that can be used to set/get values in the example control(s). - */ - String[] getMethodNames() { - return new String[] {"CaretOffset", "DoubleClickEnabled", "Editable", "HorizontalIndex", "HorizontalPixel", "Orientation", "Selection", "Tabs", "Text", "TextLimit", "ToolTipText", "TopIndex", "TopPixel", "WordWrap"}; - } - - - /** - * Gets the text for the tab folder item. - */ - String getTabText () { - return "StyledText"; - } - - /** - * Sets the state of the "Example" widgets. - */ - void setExampleWidgetState () { - super.setExampleWidgetState (); - wrapButton.setSelection ((styledText.getStyle () & SWT.WRAP) != 0); - readOnlyButton.setSelection ((styledText.getStyle () & SWT.READ_ONLY) != 0); - fullSelectionButton.setSelection ((styledText.getStyle () & SWT.FULL_SELECTION) != 0); - horizontalButton.setEnabled ((styledText.getStyle () & SWT.MULTI) != 0); - verticalButton.setEnabled ((styledText.getStyle () & SWT.MULTI) != 0); - wrapButton.setEnabled ((styledText.getStyle () & SWT.MULTI) != 0); - } -} |