Java tutorial
/******************************************************************************* * Copyright (c) 2009, 2010 Hiroyuki Inaba 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: * Hiroyuki Inaba - initial API and implementation * Tasktop Technologies - 246858: provide delayed capture for screenshot attachment *******************************************************************************/ package org.eclipse.mylyn.internal.commons.ui.screenshots; import java.lang.reflect.Method; import org.eclipse.core.runtime.Platform; import org.eclipse.jface.action.Action; import org.eclipse.jface.action.ActionContributionItem; import org.eclipse.jface.action.IMenuCreator; import org.eclipse.jface.resource.ImageDescriptor; import org.eclipse.jface.resource.JFaceResources; import org.eclipse.osgi.util.NLS; import org.eclipse.swt.SWT; import org.eclipse.swt.dnd.Clipboard; import org.eclipse.swt.dnd.Transfer; import org.eclipse.swt.events.MouseAdapter; import org.eclipse.swt.events.MouseEvent; import org.eclipse.swt.graphics.Color; import org.eclipse.swt.graphics.Font; import org.eclipse.swt.graphics.FontData; import org.eclipse.swt.graphics.GC; import org.eclipse.swt.graphics.Image; import org.eclipse.swt.graphics.ImageData; import org.eclipse.swt.graphics.Point; import org.eclipse.swt.graphics.RGB; import org.eclipse.swt.graphics.Rectangle; import org.eclipse.swt.widgets.ColorDialog; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Control; import org.eclipse.swt.widgets.Display; import org.eclipse.swt.widgets.Event; import org.eclipse.swt.widgets.FileDialog; import org.eclipse.swt.widgets.FontDialog; import org.eclipse.swt.widgets.Listener; import org.eclipse.swt.widgets.Menu; import org.eclipse.swt.widgets.MenuItem; import org.eclipse.swt.widgets.ToolItem; import org.eclipse.swt.widgets.Widget; /** * @author Hiroyuki Inaba * @author Benjamin Muskalla */ public class SelectToolAction extends Action implements IMenuCreator { public static final int CAPTURE_DROP_DOWN_MENU = 1; public static final int ZOOM_DROP_DOWN_MENU = 2; public static final int DRAWLINE_TOOLBAR = 3; public static final int DRAWARROW_TOOLBAR = 4; public static final int DRAWBOX_TOOLBAR = 5; public static final int DRAWTEXT_TOOLBAR = 6; public static final int LINETYPE_TOOLBAR = 7; public static final int LINEBOLD_TOOLBAR = 8; public static final int COLOR_TOOLBAR = 9; public SelectToolAction(Composite parent, int tool) { this(parent, "", tool); //$NON-NLS-1$ } public SelectToolAction(String label, int tool) { this(null, label, tool); } public SelectToolAction(Composite parent, String label, int tool) { super(label, AS_DROP_DOWN_MENU); setMenuCreator(this); showMenuAlways = true; this.parent = parent; setToolAction(tool); } private void setToolAction(int tool) { if (tool == CAPTURE_DROP_DOWN_MENU) { selectedItemID = CAPTURE_DESKTOP; initMenu(tool, new ToolActionItem[] { new ToolActionItem(CAPTURE_DESKTOP, Messages.SelectToolAction_Desktop, ScreenshotImages.MONITOR_OBJ), // new ToolActionItem(CAPTURE_DESKTOP_DELAYED, Messages.SelectToolAction_Desktop_Delayed, ScreenshotImages.MONITOR__DELAY_OBJ), // new ToolActionItem(CAPTURE_CLIPBOARD, Messages.SelectToolAction_Clipboard, ScreenshotImages.CLIPBOARD_OBJ), // new ToolActionItem(CAPTURE_FILE, Messages.SelectToolAction_File, ScreenshotImages.FILE_OBJ), new ToolActionItem(CAPTURE_RECTANGLE, Messages.SelectToolAction_Selected_Rectangle, ScreenshotImages.SEL_RECT) }); return; } if (tool == ZOOM_DROP_DOWN_MENU) { selectedItemID = ZOOM_FIT; initMenu(tool, new ToolActionItem[] { new ToolActionItem(ZOOM_FIT, Messages.SelectToolAction_Fit, null), new ToolActionItem(50, Messages.SelectToolAction_ZoomHalf, null), new ToolActionItem(100, Messages.SelectToolAction_Zoom1X, null), new ToolActionItem(200, Messages.SelectToolAction_Zoom2X, null), new ToolActionItem(400, Messages.SelectToolAction_Zoom4X, null), new ToolActionItem(800, Messages.SelectToolAction_Zoom8X, null) }); return; } if (tool == LINETYPE_TOOLBAR) { selectedItemID = SWT.LINE_SOLID; initBar(tool, new ToolActionItem[] { new ToolActionItem(SWT.LINE_SOLID, Messages.SelectToolAction_Solid_Line, ScreenshotImages.LINE_SOLD), new ToolActionItem(SWT.LINE_DOT, Messages.SelectToolAction_Dotted_Line, ScreenshotImages.LINE_DOT), new ToolActionItem(SWT.LINE_DASH, Messages.SelectToolAction_Dashed_Line, ScreenshotImages.LINE_DASH), new ToolActionItem(SWT.LINE_DASHDOT, Messages.SelectToolAction_Dashed_Line_1_dot, ScreenshotImages.LINE_DASH1D), new ToolActionItem(SWT.LINE_DASHDOTDOT, Messages.SelectToolAction_Dashed_Line_2_dots, ScreenshotImages.LINE_DASH2D) }); return; } if (tool == DRAWLINE_TOOLBAR) { showSelection = true; selectedItemID = DRAW_FREE; initBar(tool, new ToolActionItem[] { new ToolActionItem(DRAW_FREE, Messages.SelectToolAction_Free, ScreenshotImages.EDIT_FREE), new ToolActionItem(DRAW_LINE, Messages.SelectToolAction_Line, ScreenshotImages.EDIT_LINE) }); return; } if (tool == DRAWARROW_TOOLBAR) { showSelection = true; selectedItemID = DRAW_ARROW1; initBar(tool, new ToolActionItem[] { new ToolActionItem(DRAW_ARROW1, Messages.SelectToolAction_Single_Side_Arrow, ScreenshotImages.EDIT_ARROW1), new ToolActionItem(DRAW_ARROW2, Messages.SelectToolAction_Both_Side_Arrow, ScreenshotImages.EDIT_ARROW2) }); selectedItemID = -1; return; } if (tool == DRAWBOX_TOOLBAR) { showSelection = true; selectedItemID = DRAW_RBOX; initBar(tool, new ToolActionItem[] { new ToolActionItem(DRAW_BOX, Messages.SelectToolAction_Rectangle, ScreenshotImages.EDIT_BOX), new ToolActionItem(DRAW_RBOX, Messages.SelectToolAction_Round_Rectangle, ScreenshotImages.EDIT_RBOX), new ToolActionItem(DRAW_OVAL, Messages.SelectToolAction_Oval, ScreenshotImages.EDIT_OVAL), new ToolActionItem(DRAW_FILL_BOX, Messages.SelectToolAction_Fill_Rectangle, ScreenshotImages.EDIT_FILL_BOX), new ToolActionItem(DRAW_FILL_RBOX, Messages.SelectToolAction_Fill_Round_Rectangle, ScreenshotImages.EDIT_FILL_RBOX), new ToolActionItem(DRAW_FILL_OVAL, Messages.SelectToolAction_Fill_Oval, ScreenshotImages.EDIT_FILL_OVAL) }); selectedItemID = -1; return; } if (tool == DRAWTEXT_TOOLBAR) { showSelection = true; selectedItemID = DRAW_TEXT; // Bug:266123 Set initial font as HEADER_FONT FontData fontData = JFaceResources.getFont(JFaceResources.HEADER_FONT).getFontData()[0]; stringCustom = fontData.toString(); intgerCustom = rgb2int(255, 0, 0); selectedItemID = intgerCustom; initFont(tool); selectedItemID = -1; return; } if (tool == LINEBOLD_TOOLBAR) { selectedItemID = 4; initBar(tool, new ToolActionItem[] { new ToolActionItem(1, Messages.SelectToolAction_1dot, ScreenshotImages.LINE_BOLD1), new ToolActionItem(2, Messages.SelectToolAction_2dots, ScreenshotImages.LINE_BOLD2), new ToolActionItem(4, Messages.SelectToolAction_4dots, ScreenshotImages.LINE_BOLD4), new ToolActionItem(8, Messages.SelectToolAction_8dots, ScreenshotImages.LINE_BOLD8) }); return; } if (tool == COLOR_TOOLBAR) { intgerCustom = rgb2int(255, 85, 85); selectedItemID = intgerCustom; initColor(tool); return; } } private void initBar(int tool, ToolActionItem[] items) { this.items = items; setId(tool + ""); //$NON-NLS-1$ toolButton = new ToolComposite(parent, SWT.CASCADE) { @Override public void clickBody() { selectAndRun(getToolTipText(), null); } @Override public void clickMenu(int x, int y) { dropDownMenu = new Menu(parent.getShell(), SWT.POP_UP); addActionsToMenu(); Point p = parent.toDisplay(x, y); dropDownMenu.setLocation(p.x, p.y); dropDownMenu.setVisible(true); dropDownMenu = null; } @Override public boolean isSelect() { return (selectedItemID >= 0); } }; if (items != null) { for (ToolActionItem actionItem : items) { if (actionItem.id == selectedItemID) { toolButton.setImage(actionItem.image.createImage()); toolButton.setToolTipText(actionItem.label); } } } } private void initFont(int tool) { this.items = null; setId(tool + ""); //$NON-NLS-1$ toolButton = new ToolComposite(parent, SWT.CASCADE) { @Override public void clickBody() { selectedItemID = DRAW_TEXT; if (toolButton != null) { FontData fontData = new FontData(stringCustom); toolButton.setImage(createFontImage(fontData, int2rgb(intgerCustom), true)); toolButton.redraw(); } run(); } @Override public void clickMenu(int x, int y) { if (Platform.getWS().equalsIgnoreCase(Platform.WS_WIN32) || Platform.getWS().equalsIgnoreCase(Platform.WS_WPF)) { invokeFontDialog(); } else { Menu rightClickMenu = new Menu(parent.getShell(), SWT.POP_UP); MenuItem menuItem = new MenuItem(rightClickMenu, SWT.PUSH); menuItem.setText(Messages.SelectToolAction_Font_); menuItem.addListener(SWT.Selection, new Listener() { public void handleEvent(final Event event) { invokeFontDialog(); } }); menuItem = new MenuItem(rightClickMenu, SWT.PUSH); menuItem.setText(Messages.SelectToolAction_Color_); menuItem.addListener(SWT.Selection, new Listener() { public void handleEvent(final Event event) { invokeColorDialog(); } }); Point p = parent.toDisplay(x, y); rightClickMenu.setLocation(p.x, p.y); rightClickMenu.setVisible(true); } } @Override public boolean isSelect() { return (selectedItemID >= 0); } public void invokeFontDialog() { FontData fontData = new FontData(stringCustom); FontDialog fontWindow = new FontDialog(parent.getShell()); fontWindow.setFontList(new FontData[] { fontData }); fontWindow.setRGB(int2rgb(intgerCustom)); fontData = fontWindow.open(); if (fontData != null) { intgerCustom = rgb2int(fontWindow.getRGB()); stringCustom = fontData.toString(); toolButton.setToolTipText(font2string(fontData)); clickBody(); } } public void invokeColorDialog() { ColorDialog colorWindow = new ColorDialog(parent.getShell()); colorWindow.setRGB(int2rgb(intgerCustom)); RGB rgb = colorWindow.open(); if (rgb != null) { intgerCustom = rgb2int(rgb); clickBody(); } } }; FontData fontData = new FontData(stringCustom); toolButton.setToolTipText(font2string(fontData)); toolButton.setImage(createFontImage(fontData, int2rgb(intgerCustom), false)); } private void initColor(int tool) { this.items = null; setId(tool + ""); //$NON-NLS-1$ toolButton = new ToolComposite(parent, SWT.NONE) { @Override public void clickMenu(int x, int y) { ColorDialog colorWindow = new ColorDialog(parent.getShell()); colorWindow.setRGB(int2rgb(intgerCustom)); RGB rgb = colorWindow.open(); if (rgb != null) { intgerCustom = rgb2int(rgb); selectedItemID = intgerCustom; toolButton.setImage(createColorImage(int2rgb(intgerCustom))); toolButton.redraw(); } } }; toolButton.setToolTipText(""); //$NON-NLS-1$ toolButton.setImage(createColorImage(int2rgb(intgerCustom))); } private Image createColorImage(RGB rgb) { Display display = parent.getDisplay(); Color BACKGROUND = display.getSystemColor(SWT.COLOR_WIDGET_BACKGROUND); Color DARK_GRAY = display.getSystemColor(SWT.COLOR_DARK_GRAY); int x = 16, y = 16; Image image = new Image(display, x, y); GC gc = new GC(image); gc.setForeground(DARK_GRAY); gc.setBackground(BACKGROUND); gc.fillRectangle(0, 0, x, y); gc.setBackground(new Color(display, rgb)); gc.fillRectangle(1, 2, x - 2, y - 4); gc.drawRectangle(1, 2, x - 3, y - 5); gc.dispose(); return image; } private Image createFontImage(FontData fontData, RGB rgb, boolean select) { Display display = parent.getDisplay(); Color ButtonFace = display .getSystemColor((select) ? SWT.COLOR_WIDGET_HIGHLIGHT_SHADOW : SWT.COLOR_WIDGET_BACKGROUND); int x = 16, y = 16; Image image = new Image(display, x, y); GC gc = new GC(image); gc.setBackground(ButtonFace); gc.fillRectangle(0, 0, x, y); String label = "A"; //$NON-NLS-1$ gc.setFont(new Font(display, new FontData(fontData.getName(), 11, fontData.getStyle()))); gc.setForeground(new Color(display, rgb)); Point sz = gc.textExtent(label); gc.drawText(label, (x - sz.x) / 2, (y - sz.y) / 2 + 1, true); gc.dispose(); return image; } private void initMenu(int tool, ToolActionItem[] items) { this.items = items; setId(tool + ""); //$NON-NLS-1$ if (items != null) { setImageDescriptor(items[0].image); setToolTipText(items[0].label); selectedItemID = items[0].id; } } private class ToolActionItem { int id; String label; ImageDescriptor image; ToolActionItem(int id, String label, ImageDescriptor image) { this.id = id; this.label = label; this.image = image; } } private class ToolComposite extends Composite { private Image image; private final boolean bMenu; private boolean bMouse; private static final int S = 1; // Border for Selected rectangle private static final int B = 2; // Border for Shadow rectangle private static final int G = 3; // Gap private static final int M = 4; // Image width for Sub menu private final Point iconSize = new Point(S + B + 16 + B + S, S + B + 16 + B + S); private final Point maxSize = new Point(iconSize.x + G + M + G, iconSize.y); public ToolComposite(Composite parent, int style) { super(parent, style); bMenu = (style & SWT.CASCADE) != 0; addListener(SWT.Paint, new Listener() { public void handleEvent(Event e) { Color background = e.gc.getBackground(); Color foreground = e.gc.getForeground(); Display display = e.widget.getDisplay(); Color NORMAL_SHADOW = display.getSystemColor(SWT.COLOR_WIDGET_NORMAL_SHADOW); boolean enabled = getEnabled(); if (bMouse && enabled) { e.gc.setForeground(NORMAL_SHADOW); if (bMenu) { e.gc.drawRectangle(0, 0, maxSize.x - 1, maxSize.y - 1); e.gc.drawLine(iconSize.x, 0, iconSize.x, maxSize.y); } else { e.gc.drawRectangle(0, 0, iconSize.x - 1, iconSize.y - 1); } } if (showSelection && isSelect() && enabled) { Color HIGHLIGHT_SHADOW = display.getSystemColor(SWT.COLOR_WIDGET_HIGHLIGHT_SHADOW); Color LIGHT_SHADOW = display.getSystemColor(SWT.COLOR_WIDGET_LIGHT_SHADOW); Color SELECTION = display.getSystemColor(SWT.COLOR_LIST_SELECTION); e.gc.setBackground(HIGHLIGHT_SHADOW); e.gc.fillRectangle(0, 0, iconSize.x, iconSize.y); e.gc.setForeground(NORMAL_SHADOW); e.gc.drawLine(S, S, iconSize.x - S - 1, S); e.gc.drawLine(S + 1, S + 1, iconSize.x - S - 2, S + 1); e.gc.drawLine(S, S, S, iconSize.y - S - 1); e.gc.drawLine(S + 1, S + 1, S + 1, iconSize.y - S - 2); e.gc.setForeground(HIGHLIGHT_SHADOW); e.gc.drawLine(iconSize.x - S - 1, S + 1, iconSize.x - S - 1, iconSize.y - S - 1); e.gc.drawLine(S, iconSize.y - S - 1, iconSize.x - S - 1, iconSize.y - S - 1); e.gc.setForeground(LIGHT_SHADOW); e.gc.drawLine(iconSize.x - S - 2, S + 2, iconSize.x - S - 2, iconSize.y - S - 2); e.gc.drawLine(S + 1, iconSize.x - S - 2, iconSize.x - S - 2, iconSize.y - S - 2); e.gc.setForeground(SELECTION); e.gc.drawRectangle(0, 0, iconSize.x - 1, iconSize.y - 1); } if (getEnabled()) { e.gc.drawImage(image, S + B, S + B); } else { Image disabled = new Image(display, image, SWT.IMAGE_DISABLE); e.gc.drawImage(disabled, S + B, S + B); } if (bMenu) { if (Platform.getWS().equalsIgnoreCase(Platform.WS_WIN32) || Platform.getWS().equalsIgnoreCase(Platform.WS_WPF)) { Color FOREGROUND = display.getSystemColor( (getEnabled()) ? SWT.COLOR_WIDGET_FOREGROUND : SWT.COLOR_WIDGET_DARK_SHADOW); e.gc.setForeground(FOREGROUND); int x = iconSize.x + G; int y = S + B + M; int h = 6; while (h >= 0) { e.gc.drawLine(x, y, x, y + h); x++; y++; h -= 2; } } else { Color FOREGROUND = display.getSystemColor( (getEnabled()) ? SWT.COLOR_WIDGET_DARK_SHADOW : SWT.COLOR_WIDGET_NORMAL_SHADOW); e.gc.setForeground(FOREGROUND); int x = iconSize.x + G; int y = S + B + M; int h = 4; e.gc.drawLine(x, y, x + h / 2 + 1, y + h / 2 + 1); e.gc.drawLine(x, y + 1, x + h / 2, y + h / 2 + 1); e.gc.drawLine(x, y + h + 1, x + h / 2, y + h / 2 + 1); e.gc.drawLine(x, y + h + 2, x + h / 2, y + h / 2 + 2); } } e.gc.setBackground(background); e.gc.setForeground(foreground); //System.out.println(e.toString()); } }); addMouseListener(new MouseAdapter() { @Override public void mouseDown(MouseEvent e) { if (e.x < iconSize.x && e.y < iconSize.y) { if (showSelection) { clickBody(); return; } else { invokeMenu((Composite) e.widget); } } else { invokeMenu((Composite) e.widget); } } private void invokeMenu(Composite widget) { Rectangle b = widget.getBounds(); Point p = widget.getLocation(); p.x += b.width + 3; bMouse = false; redraw(); clickMenu(p.x, p.y); } }); addListener(SWT.MouseEnter, new Listener() { public void handleEvent(Event event) { if (getEnabled()) { bMouse = true; redraw(); } } }); addListener(SWT.MouseMove, new Listener() { public void handleEvent(Event event) { if (getEnabled()) { bMouse = true; redraw(); } } }); addListener(SWT.MouseExit, new Listener() { public void handleEvent(Event event) { if (getEnabled()) { bMouse = false; redraw(); } } }); } @Override public Point computeSize(int wHint, int hHint, boolean changed) { if (!getVisible()) { return new Point(0, 0); } return maxSize; } public void setImage(Image image) { this.image = image; } public void clickBody() { } public void clickMenu(int x, int y) { } public boolean isSelect() { return false; } } private ToolActionItem[] items; private int selectedItemID; private ToolComposite toolButton; private Menu dropDownMenu; private int intgerCustom; private String stringCustom; private boolean showMenuAlways; public boolean isShowMenuAlways() { return showMenuAlways; } public void setShowMenuAlways(boolean showMenuAlways) { this.showMenuAlways = showMenuAlways; } @Override public void runWithEvent(Event event) { if (showMenuAlways) { IMenuCreator mc = getMenuCreator(); if (mc != null) { Widget item = event.widget; ToolItem ti = (ToolItem) item; Menu m = mc.getMenu(ti.getParent()); if (m != null) { // position the menu below the drop down item Rectangle itemBounds = ti.getBounds(); Point point = ti.getParent().toDisplay(itemBounds.x, itemBounds.y + itemBounds.height); m.setLocation(point.x, point.y); // waiting for SWT m.setVisible(true); return; // we don't fire the action } } } super.runWithEvent(event); } public static final int ZOOM_FIT = 0; public static final int DRAW_FREE = 0; public static final int DRAW_LINE = 1; public static final int DRAW_ARROW1 = 2; public static final int DRAW_ARROW2 = 3; public static final int DRAW_BOX = 10; public static final int DRAW_RBOX = 11; public static final int DRAW_FILL_BOX = 12; public static final int DRAW_FILL_RBOX = 13; public static final int DRAW_OVAL = 20; public static final int DRAW_FILL_OVAL = 21; public static final int DRAW_TEXT = 30; public static final int CAPTURE_DESKTOP = 0; public static final int CAPTURE_CLIPBOARD = 1; public static final int CAPTURE_FILE = 2; public static final int CAPTURE_RECTANGLE = 3; public static final int CAPTURE_DESKTOP_DELAYED = 4; public int getSelect() { return selectedItemID; } public boolean setSelect(int select) { if (items != null) { for (ToolActionItem actionItem : items) { if (select == actionItem.id) { selectItem(actionItem.label, null); return true; } } } else { if (getId().equals(DRAWTEXT_TOOLBAR + "")) { //$NON-NLS-1$ toolButton.clickBody(); return true; } } return false; } public void setUnselect() { selectedItemID = -1; if (toolButton != null) { if (getId().equals(DRAWTEXT_TOOLBAR + "")) { //$NON-NLS-1$ FontData fontData = new FontData(stringCustom); toolButton.setImage(createFontImage(fontData, int2rgb(intgerCustom), false)); } toolButton.redraw(); } } public int getIntgerCustom() { return intgerCustom; } public String getStringCustom() { return stringCustom; } protected void selectAndRun(String label, ImageDescriptor image) { if (selectItem(label, image)) { if (getId().equals(CAPTURE_DROP_DOWN_MENU + "")) { //$NON-NLS-1$ if (selectedItemID == CAPTURE_FILE) { FileDialog dialog = new FileDialog(parent.getShell()); dialog.setFileName(stringCustom); dialog.setFilterExtensions(new String[] { "*.bmp;*.jpg;*.png", "*.*" }); //$NON-NLS-1$ //$NON-NLS-2$ String result = dialog.open(); if (result != null && result.length() > 0) { stringCustom = result; run(); } } else { run(); } selectedItemID = CAPTURE_DESKTOP; } else { run(); } } } protected boolean selectItem(String label, ImageDescriptor image) { for (ToolActionItem actionItem : items) { if (actionItem.label.equals(label)) { selectedItemID = actionItem.id; if (getId().equals(CAPTURE_DROP_DOWN_MENU + "")) { //$NON-NLS-1$ // NONE } else { setToolTipText(label); if (image != null) { setImageDescriptor(image); } if (toolButton != null) { toolButton.setToolTipText(label); if (image != null) { toolButton.setImage(image.createImage()); } toolButton.redraw(); } } return true; } } return false; } private void addActionsToMenu() { for (ToolActionItem actionItem : items) { Action action = new Action() { @Override public void run() { selectAndRun(getText(), getImageDescriptor()); } }; action.setText(actionItem.label); if (actionItem.image != null) { action.setImageDescriptor(actionItem.image); } updateAction(action, actionItem.id); ActionContributionItem contributionItem = new ActionContributionItem(action); contributionItem.fill(dropDownMenu, -1); } } private void updateAction(Action action, int id) { action.setChecked(id == selectedItemID); if (getId().equals(CAPTURE_DROP_DOWN_MENU + "")) { //$NON-NLS-1$ if (id == CAPTURE_CLIPBOARD) { action.setEnabled(existImageOnClipboard()); } else if (id == CAPTURE_RECTANGLE) { action.setEnabled(isEnableRectangle()); } } } protected boolean isEnableRectangle() { return false; } public void dispose() { if (toolButton != null) { toolButton.dispose(); toolButton = null; } if (dropDownMenu != null) { dropDownMenu.dispose(); dropDownMenu = null; } } public Menu getMenu(Control parent) { if (dropDownMenu != null) { dropDownMenu.dispose(); } dropDownMenu = new Menu(parent); addActionsToMenu(); return dropDownMenu; } public Menu getMenu(Menu parent) { if (dropDownMenu != null) { dropDownMenu.dispose(); } dropDownMenu = new Menu(parent); addActionsToMenu(); return dropDownMenu; } private final Composite parent; private boolean showSelection; public boolean getVisible() { if (toolButton != null) { return toolButton.getVisible(); } return false; } public void setVisible(boolean visible) { if (toolButton != null) { toolButton.setVisible(visible); toolButton.redraw(); } } public boolean getEnabled() { if (toolButton != null) { return toolButton.getEnabled(); } return false; } @Override public void setEnabled(boolean enabled) { super.setEnabled(enabled); if (toolButton != null) { toolButton.setEnabled(enabled); toolButton.redraw(); } } public Image getFileImage() { try { Image image = new Image(parent.getShell().getDisplay(), stringCustom); return image; } catch (Exception e) { // None } return null; } private Transfer getImageTransfer() { try { Class<?> clazz = Class.forName("org.eclipse.swt.dnd.ImageTransfer"); //$NON-NLS-1$ Method method = clazz.getMethod("getInstance"); //$NON-NLS-1$ if (method != null) { return (Transfer) method.invoke(null); } } catch (Exception e) { // ignore } catch (LinkageError e) { // ignore } return null; } public Image getClipboardImage() { Clipboard clipboard = new Clipboard(parent.getShell().getDisplay()); Transfer imageTransfer = getImageTransfer(); if (imageTransfer != null) { Object data = clipboard.getContents(imageTransfer); if (data instanceof ImageData) { Image image = new Image(parent.getShell().getDisplay(), (ImageData) data); return image; } } return null; } private boolean existImageOnClipboard() { Clipboard clipboard = new Clipboard(parent.getShell().getDisplay()); Transfer imageTransfer = getImageTransfer(); if (imageTransfer != null) { Object data = clipboard.getContents(imageTransfer); if (data instanceof ImageData) { return true; } } return false; } public static int rgb2int(RGB rgb) { return rgb2int(rgb.red, rgb.green, rgb.blue); } public static int rgb2int(int r, int g, int b) { return (r << 16) + (g << 8) + b; } public static RGB int2rgb(int rgb) { return new RGB(rgb >> 16, (rgb >> 8) & 0x00ff, rgb & 0x00ff); } private String font2string(FontData fontData) { String info = NLS.bind(Messages.SelectToolAction_Font_Name_Size, // new Object[] { fontData.getName(), fontData.getHeight() + "" }); //$NON-NLS-1$ int style = fontData.getStyle(); if ((style & SWT.BOLD) != 0) { info = info + Messages.SelectToolAction_Font_Bold; } if ((style & SWT.ITALIC) != 0) { info = info + Messages.SelectToolAction_Font_Italic; } return info; } }