List of usage examples for org.eclipse.swt.widgets Display getSystemColor
@Override
public Color getSystemColor(int id)
From source file:TooltipTableItem.java
public static void main(String[] args) { final Display display = new Display(); final Shell shell = new Shell(display); shell.setLayout(new FillLayout()); final Table table = new Table(shell, SWT.BORDER); for (int i = 0; i < 20; i++) { TableItem item = new TableItem(table, SWT.NONE); item.setText("item " + i); }//from ww w . j ava 2 s . c o m // Disable native tooltip table.setToolTipText(""); // Implement a "fake" tooltip final Listener labelListener = new Listener() { public void handleEvent(Event event) { Label label = (Label) event.widget; Shell shell = label.getShell(); switch (event.type) { case SWT.MouseDown: Event e = new Event(); e.item = (TableItem) label.getData("_TABLEITEM"); // Assuming table is single select, set the selection as if // the mouse down event went through to the table table.setSelection(new TableItem[] { (TableItem) e.item }); table.notifyListeners(SWT.Selection, e); shell.dispose(); table.setFocus(); break; case SWT.MouseExit: shell.dispose(); break; } } }; Listener tableListener = new Listener() { Shell tip = null; Label label = null; public void handleEvent(Event event) { switch (event.type) { case SWT.Dispose: case SWT.KeyDown: case SWT.MouseMove: { if (tip == null) break; tip.dispose(); tip = null; label = null; break; } case SWT.MouseHover: { TableItem item = table.getItem(new Point(event.x, event.y)); if (item != null) { if (tip != null && !tip.isDisposed()) tip.dispose(); tip = new Shell(shell, SWT.ON_TOP | SWT.NO_FOCUS | SWT.TOOL); tip.setBackground(display.getSystemColor(SWT.COLOR_INFO_BACKGROUND)); FillLayout layout = new FillLayout(); layout.marginWidth = 2; tip.setLayout(layout); label = new Label(tip, SWT.NONE); label.setForeground(display.getSystemColor(SWT.COLOR_INFO_FOREGROUND)); label.setBackground(display.getSystemColor(SWT.COLOR_INFO_BACKGROUND)); label.setData("_TABLEITEM", item); label.setText(item.getText()); label.addListener(SWT.MouseExit, labelListener); label.addListener(SWT.MouseDown, labelListener); Point size = tip.computeSize(SWT.DEFAULT, SWT.DEFAULT); Rectangle rect = item.getBounds(0); Point pt = table.toDisplay(rect.x, rect.y); tip.setBounds(pt.x, pt.y, size.x, size.y); tip.setVisible(true); } } } } }; table.addListener(SWT.Dispose, tableListener); table.addListener(SWT.KeyDown, tableListener); table.addListener(SWT.MouseMove, tableListener); table.addListener(SWT.MouseHover, tableListener); shell.pack(); shell.open(); while (!shell.isDisposed()) { if (!display.readAndDispatch()) display.sleep(); } display.dispose(); }
From source file:Snippet125.java
public static void main(String[] args) { final Display display = new Display(); final Shell shell = new Shell(display); shell.setLayout(new FillLayout()); final Table table = new Table(shell, SWT.BORDER); for (int i = 0; i < 20; i++) { TableItem item = new TableItem(table, SWT.NONE); item.setText("item " + i); }/* ww w. ja v a 2 s. co m*/ // Disable native tooltip table.setToolTipText(""); // Implement a "fake" tooltip final Listener labelListener = new Listener() { public void handleEvent(Event event) { Label label = (Label) event.widget; Shell shell = label.getShell(); switch (event.type) { case SWT.MouseDown: Event e = new Event(); e.item = (TableItem) label.getData("_TABLEITEM"); // Assuming table is single select, set the selection as if // the mouse down event went through to the table table.setSelection(new TableItem[] { (TableItem) e.item }); table.notifyListeners(SWT.Selection, e); // fall through case SWT.MouseExit: shell.dispose(); break; } } }; Listener tableListener = new Listener() { Shell tip = null; Label label = null; public void handleEvent(Event event) { switch (event.type) { case SWT.Dispose: case SWT.KeyDown: case SWT.MouseMove: { if (tip == null) break; tip.dispose(); tip = null; label = null; break; } case SWT.MouseHover: { TableItem item = table.getItem(new Point(event.x, event.y)); if (item != null) { if (tip != null && !tip.isDisposed()) tip.dispose(); tip = new Shell(shell, SWT.ON_TOP | SWT.TOOL); tip.setLayout(new FillLayout()); label = new Label(tip, SWT.NONE); label.setForeground(display.getSystemColor(SWT.COLOR_INFO_FOREGROUND)); label.setBackground(display.getSystemColor(SWT.COLOR_INFO_BACKGROUND)); label.setData("_TABLEITEM", item); label.setText("tooltip " + item.getText()); label.addListener(SWT.MouseExit, labelListener); label.addListener(SWT.MouseDown, labelListener); Point size = tip.computeSize(SWT.DEFAULT, SWT.DEFAULT); Rectangle rect = item.getBounds(0); Point pt = table.toDisplay(rect.x, rect.y); tip.setBounds(pt.x, pt.y, size.x, size.y); tip.setVisible(true); } } } } }; table.addListener(SWT.Dispose, tableListener); table.addListener(SWT.KeyDown, tableListener); table.addListener(SWT.MouseMove, tableListener); table.addListener(SWT.MouseHover, tableListener); shell.open(); while (!shell.isDisposed()) { if (!display.readAndDispatch()) display.sleep(); } display.dispose(); }
From source file:GradientSelection.java
public static void main(String[] args) { final Display display = new Display(); Shell shell = new Shell(display); shell.setText("Custom gradient selection for Table"); shell.setLayout(new FillLayout()); final Table table = new Table(shell, SWT.MULTI | SWT.FULL_SELECTION); table.setHeaderVisible(true);//from w w w.j a v a 2s. co m table.setLinesVisible(true); int columnCount = 3; for (int i = 0; i < columnCount; i++) { TableColumn column = new TableColumn(table, SWT.NONE); column.setText("Column " + i); } int itemCount = 8; for (int i = 0; i < itemCount; i++) { TableItem item = new TableItem(table, SWT.NONE); item.setText(new String[] { "item " + i + " a", "item " + i + " b", "item " + i + " c" }); } /* * NOTE: MeasureItem, PaintItem and EraseItem are called repeatedly. * Therefore, it is critical for performance that these methods be as * efficient as possible. */ table.addListener(SWT.EraseItem, new Listener() { public void handleEvent(Event event) { if ((event.detail & SWT.SELECTED) != 0) { GC gc = event.gc; Rectangle area = table.getClientArea(); /* * If you wish to paint the selection beyond the end of last column, * you must change the clipping region. */ int columnCount = table.getColumnCount(); if (event.index == columnCount - 1 || columnCount == 0) { int width = area.x + area.width - event.x; if (width > 0) { Region region = new Region(); gc.getClipping(region); region.add(event.x, event.y, width, event.height); gc.setClipping(region); region.dispose(); } } gc.setAdvanced(true); if (gc.getAdvanced()) gc.setAlpha(127); Rectangle rect = event.getBounds(); Color foreground = gc.getForeground(); Color background = gc.getBackground(); gc.setForeground(display.getSystemColor(SWT.COLOR_RED)); gc.setBackground(display.getSystemColor(SWT.COLOR_LIST_BACKGROUND)); gc.fillGradientRectangle(0, rect.y, 500, rect.height, false); // restore colors for subsequent drawing gc.setForeground(foreground); gc.setBackground(background); event.detail &= ~SWT.SELECTED; } } }); for (int i = 0; i < columnCount; i++) { table.getColumn(i).pack(); } table.setSelection(table.getItem(0)); shell.setSize(500, 200); shell.open(); while (!shell.isDisposed()) { if (!display.readAndDispatch()) display.sleep(); } display.dispose(); }
From source file:org.eclipse.swt.snippets.Snippet234.java
public static void main(String[] args) { int rowCount = 40; int columnCount = 15; final Display display = new Display(); Shell shell = new Shell(display); shell.setText("Snippet 234"); shell.setLayout(new FillLayout()); Composite parent = new Composite(shell, SWT.BORDER); GridLayout layout = new GridLayout(2, false); layout.marginWidth = layout.marginHeight = layout.horizontalSpacing = 0; parent.setLayout(layout);//from www.j a v a2 s . c o m final Table leftTable = new Table(parent, SWT.MULTI | SWT.FULL_SELECTION); leftTable.setLayoutData(new GridData(SWT.LEFT, SWT.FILL, false, true)); leftTable.setHeaderVisible(true); final Table rightTable = new Table(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.FULL_SELECTION); rightTable.setHeaderVisible(true); GridData table2Data = new GridData(SWT.FILL, SWT.FILL, true, true, 1, 2); rightTable.setLayoutData(table2Data); // Create columns TableColumn column1 = new TableColumn(leftTable, SWT.NONE); column1.setText("Name"); column1.setWidth(150); for (int i = 0; i < columnCount; i++) { TableColumn column = new TableColumn(rightTable, SWT.NONE); column.setText("Value " + i); column.setWidth(200); } // Create rows for (int i = 0; i < rowCount; i++) { TableItem item = new TableItem(leftTable, SWT.NONE); item.setText("item " + i); item = new TableItem(rightTable, SWT.NONE); for (int j = 0; j < columnCount; j++) { item.setText(j, "Item " + i + " value @ " + j); } } // Make selection the same in both tables leftTable.addListener(SWT.Selection, event -> rightTable.setSelection(leftTable.getSelectionIndices())); rightTable.addListener(SWT.Selection, event -> leftTable.setSelection(rightTable.getSelectionIndices())); // On Windows, the selection is gray if the table does not have focus. // To make both tables appear in focus, draw the selection background here. // This part only works on version 3.2 or later. Listener eraseListener = event -> { event.detail &= ~SWT.HOT; if ((event.detail & SWT.SELECTED) != 0) { GC gc = event.gc; Rectangle rect = event.getBounds(); gc.setForeground(display.getSystemColor(SWT.COLOR_LIST_SELECTION_TEXT)); gc.setBackground(display.getSystemColor(SWT.COLOR_LIST_SELECTION)); gc.fillRectangle(rect); event.detail &= ~SWT.SELECTED; } }; leftTable.addListener(SWT.EraseItem, eraseListener); rightTable.addListener(SWT.EraseItem, eraseListener); // Make vertical scrollbars scroll together ScrollBar vBarLeft = leftTable.getVerticalBar(); vBarLeft.addListener(SWT.Selection, event -> rightTable.setTopIndex(leftTable.getTopIndex())); ScrollBar vBarRight = rightTable.getVerticalBar(); vBarRight.addListener(SWT.Selection, event -> leftTable.setTopIndex(rightTable.getTopIndex())); // Horizontal bar on second table takes up a little extra space. // To keep vertical scroll bars in sink, force table1 to end above // horizontal scrollbar ScrollBar hBarRight = rightTable.getHorizontalBar(); Label spacer = new Label(parent, SWT.NONE); GridData spacerData = new GridData(); spacerData.heightHint = hBarRight.getSize().y; spacer.setVisible(false); parent.setBackground(leftTable.getBackground()); shell.setSize(600, 400); shell.open(); while (!shell.isDisposed()) { if (!display.readAndDispatch()) display.sleep(); } display.dispose(); }
From source file:TableColumnFirstFix.java
public static void main(String[] args) { int rowCount = 40; int columnCount = 15; final Display display = new Display(); Shell shell = new Shell(display); shell.setLayout(new FillLayout()); Composite parent = new Composite(shell, SWT.BORDER); GridLayout layout = new GridLayout(2, false); layout.marginWidth = layout.marginHeight = layout.horizontalSpacing = 0; parent.setLayout(layout);/*from ww w . j av a 2s . c o m*/ final Table leftTable = new Table(parent, SWT.MULTI | SWT.FULL_SELECTION); leftTable.setLayoutData(new GridData(SWT.LEFT, SWT.FILL, false, true)); leftTable.setHeaderVisible(true); final Table rightTable = new Table(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.FULL_SELECTION); rightTable.setHeaderVisible(true); GridData table2Data = new GridData(SWT.FILL, SWT.FILL, true, true, 1, 2); rightTable.setLayoutData(table2Data); // Create columns TableColumn column1 = new TableColumn(leftTable, SWT.NONE); column1.setText("Name"); column1.setWidth(150); for (int i = 0; i < columnCount; i++) { TableColumn column = new TableColumn(rightTable, SWT.NONE); column.setText("Value " + i); column.setWidth(200); } // Create rows for (int i = 0; i < rowCount; i++) { TableItem item = new TableItem(leftTable, SWT.NONE); item.setText("item " + i); item = new TableItem(rightTable, SWT.NONE); for (int j = 0; j < columnCount; j++) { item.setText(j, "Item " + i + " value @ " + j); } } // Make selection the same in both tables leftTable.addListener(SWT.Selection, new Listener() { public void handleEvent(Event event) { rightTable.setSelection(leftTable.getSelectionIndices()); } }); rightTable.addListener(SWT.Selection, new Listener() { public void handleEvent(Event event) { leftTable.setSelection(rightTable.getSelectionIndices()); } }); // On Windows, the selection is gray if the table does not have focus. // To make both tables appear in focus, draw teh selection background here. // This part only works on version 3.2 or later. Listener eraseListener = new Listener() { public void handleEvent(Event event) { if ((event.detail & SWT.SELECTED) != 0) { GC gc = event.gc; Rectangle rect = event.getBounds(); gc.setForeground(display.getSystemColor(SWT.COLOR_LIST_SELECTION_TEXT)); gc.setBackground(display.getSystemColor(SWT.COLOR_LIST_SELECTION)); gc.fillRectangle(rect); event.detail &= ~SWT.SELECTED; } } }; leftTable.addListener(SWT.EraseItem, eraseListener); rightTable.addListener(SWT.EraseItem, eraseListener); // Make vertical scrollbars scroll together ScrollBar vBarLeft = leftTable.getVerticalBar(); vBarLeft.addListener(SWT.Selection, new Listener() { public void handleEvent(Event event) { rightTable.setTopIndex(leftTable.getTopIndex()); } }); ScrollBar vBarRight = rightTable.getVerticalBar(); vBarRight.addListener(SWT.Selection, new Listener() { public void handleEvent(Event event) { leftTable.setTopIndex(rightTable.getTopIndex()); } }); // Horizontal bar on second table takes up a little extra space. // To keep vertical scroll bars in sink, force table1 to end above // horizontal scrollbar ScrollBar hBarRight = rightTable.getHorizontalBar(); Label spacer = new Label(parent, SWT.NONE); GridData spacerData = new GridData(); spacerData.heightHint = hBarRight.getSize().y; spacer.setVisible(false); parent.setBackground(leftTable.getBackground()); shell.setSize(600, 400); shell.open(); while (!shell.isDisposed()) { if (!display.readAndDispatch()) display.sleep(); } display.dispose(); }
From source file:org.eclipse.swt.snippets.Snippet226.java
public static void main(String[] args) { final Display display = new Display(); Shell shell = new Shell(display); shell.setText("Custom gradient selection for Tree"); shell.setLayout(new FillLayout()); final Tree tree = new Tree(shell, SWT.MULTI | SWT.FULL_SELECTION); tree.setHeaderVisible(true);//www . j a va 2 s . c o m tree.setLinesVisible(true); int columnCount = 4; for (int i = 0; i < columnCount; i++) { TreeColumn column = new TreeColumn(tree, SWT.NONE); column.setText("Column " + i); } int itemCount = 3; for (int i = 0; i < itemCount; i++) { TreeItem item1 = new TreeItem(tree, SWT.NONE); item1.setText("item " + i); for (int c = 1; c < columnCount; c++) { item1.setText(c, "item [" + i + "-" + c + "]"); } for (int j = 0; j < itemCount; j++) { TreeItem item2 = new TreeItem(item1, SWT.NONE); item2.setText("item [" + i + " " + j + "]"); for (int c = 1; c < columnCount; c++) { item2.setText(c, "item [" + i + " " + j + "-" + c + "]"); } for (int k = 0; k < itemCount; k++) { TreeItem item3 = new TreeItem(item2, SWT.NONE); item3.setText("item [" + i + " " + j + " " + k + "]"); for (int c = 1; c < columnCount; c++) { item3.setText(c, "item [" + i + " " + j + " " + k + "-" + c + "]"); } } } } /* * NOTE: MeasureItem, PaintItem and EraseItem are called repeatedly. * Therefore, it is critical for performance that these methods be * as efficient as possible. */ tree.addListener(SWT.EraseItem, event -> { event.detail &= ~SWT.HOT; if ((event.detail & SWT.SELECTED) != 0) { GC gc = event.gc; Rectangle area = tree.getClientArea(); /* * If you wish to paint the selection beyond the end of * last column, you must change the clipping region. */ int columnCount1 = tree.getColumnCount(); if (event.index == columnCount1 - 1 || columnCount1 == 0) { int width = area.x + area.width - event.x; if (width > 0) { Region region = new Region(); gc.getClipping(region); region.add(event.x, event.y, width, event.height); gc.setClipping(region); region.dispose(); } } gc.setAdvanced(true); if (gc.getAdvanced()) gc.setAlpha(127); Rectangle rect = event.getBounds(); Color foreground = gc.getForeground(); Color background = gc.getBackground(); gc.setForeground(display.getSystemColor(SWT.COLOR_RED)); gc.setBackground(display.getSystemColor(SWT.COLOR_LIST_BACKGROUND)); gc.fillGradientRectangle(0, rect.y, 500, rect.height, false); // restore colors for subsequent drawing gc.setForeground(foreground); gc.setBackground(background); event.detail &= ~SWT.SELECTED; } }); for (int i = 0; i < columnCount; i++) { tree.getColumn(i).pack(); } tree.setSelection(tree.getItem(0)); shell.setSize(500, 200); shell.open(); while (!shell.isDisposed()) { if (!display.readAndDispatch()) display.sleep(); } display.dispose(); }
From source file:TreeTableGradient.java
public static void main(String[] args) { final Display display = new Display(); Shell shell = new Shell(display); shell.setText("Custom gradient selection for Tree"); shell.setLayout(new FillLayout()); final Tree tree = new Tree(shell, SWT.MULTI | SWT.FULL_SELECTION); tree.setHeaderVisible(true);/* w w w . ja v a 2 s.c o m*/ tree.setLinesVisible(true); int columnCount = 4; for (int i = 0; i < columnCount; i++) { TreeColumn column = new TreeColumn(tree, SWT.NONE); column.setText("Column " + i); } int itemCount = 3; for (int i = 0; i < itemCount; i++) { TreeItem item1 = new TreeItem(tree, SWT.NONE); item1.setText("item " + i); for (int c = 1; c < columnCount; c++) { item1.setText(c, "item [" + i + "-" + c + "]"); } for (int j = 0; j < itemCount; j++) { TreeItem item2 = new TreeItem(item1, SWT.NONE); item2.setText("item [" + i + " " + j + "]"); for (int c = 1; c < columnCount; c++) { item2.setText(c, "item [" + i + " " + j + "-" + c + "]"); } for (int k = 0; k < itemCount; k++) { TreeItem item3 = new TreeItem(item2, SWT.NONE); item3.setText("item [" + i + " " + j + " " + k + "]"); for (int c = 1; c < columnCount; c++) { item3.setText(c, "item [" + i + " " + j + " " + k + "-" + c + "]"); } } } } /* * NOTE: MeasureItem, PaintItem and EraseItem are called repeatedly. * Therefore, it is critical for performance that these methods be as * efficient as possible. */ tree.addListener(SWT.EraseItem, new Listener() { public void handleEvent(Event event) { if ((event.detail & SWT.SELECTED) != 0) { GC gc = event.gc; Rectangle area = tree.getClientArea(); /* * If you wish to paint the selection beyond the end of last column, * you must change the clipping region. */ int columnCount = tree.getColumnCount(); if (event.index == columnCount - 1 || columnCount == 0) { int width = area.x + area.width - event.x; if (width > 0) { Region region = new Region(); gc.getClipping(region); region.add(event.x, event.y, width, event.height); gc.setClipping(region); region.dispose(); } } gc.setAdvanced(true); if (gc.getAdvanced()) gc.setAlpha(127); Rectangle rect = event.getBounds(); Color foreground = gc.getForeground(); Color background = gc.getBackground(); gc.setForeground(display.getSystemColor(SWT.COLOR_RED)); gc.setBackground(display.getSystemColor(SWT.COLOR_LIST_BACKGROUND)); gc.fillGradientRectangle(0, rect.y, 500, rect.height, false); // restore colors for subsequent drawing gc.setForeground(foreground); gc.setBackground(background); event.detail &= ~SWT.SELECTED; } } }); for (int i = 0; i < columnCount; i++) { tree.getColumn(i).pack(); } tree.setSelection(tree.getItem(0)); shell.setSize(500, 200); shell.open(); while (!shell.isDisposed()) { if (!display.readAndDispatch()) display.sleep(); } display.dispose(); }
From source file:org.eclipse.swt.snippets.Snippet367.java
public static void main(String[] args) { final ImageFileNameProvider filenameProvider = zoom -> { switch (zoom) { case 100: return IMAGE_PATH_100; case 150: return IMAGE_PATH_150; case 200: return IMAGE_PATH_200; default:/* w ww . j av a 2 s .c o m*/ return null; } }; final ImageDataProvider imageDataProvider = zoom -> { switch (zoom) { case 100: return new ImageData(IMAGE_PATH_100); case 150: return new ImageData(IMAGE_PATH_150); case 200: return new ImageData(IMAGE_PATH_200); default: return null; } }; final Display display = new Display(); final Shell shell = new Shell(display); shell.setText("Snippet367"); shell.setLayout(new GridLayout(3, false)); Menu menuBar = new Menu(shell, SWT.BAR); shell.setMenuBar(menuBar); MenuItem fileItem = new MenuItem(menuBar, SWT.CASCADE); fileItem.setText("&File"); Menu fileMenu = new Menu(menuBar); fileItem.setMenu(fileMenu); MenuItem exitItem = new MenuItem(fileMenu, SWT.PUSH); exitItem.setText("&Exit"); exitItem.addListener(SWT.Selection, e -> shell.close()); new Label(shell, SWT.NONE).setText(IMAGE_200 + ":"); new Label(shell, SWT.NONE).setImage(new Image(display, IMAGE_PATH_200)); new Button(shell, SWT.PUSH).setImage(new Image(display, IMAGE_PATH_200)); new Label(shell, SWT.NONE).setText(IMAGE_150 + ":"); new Label(shell, SWT.NONE).setImage(new Image(display, IMAGE_PATH_150)); new Button(shell, SWT.NONE).setImage(new Image(display, IMAGE_PATH_150)); new Label(shell, SWT.NONE).setText(IMAGE_100 + ":"); new Label(shell, SWT.NONE).setImage(new Image(display, IMAGE_PATH_100)); new Button(shell, SWT.NONE).setImage(new Image(display, IMAGE_PATH_100)); createSeparator(shell); new Label(shell, SWT.NONE).setText("ImageFileNameProvider:"); new Label(shell, SWT.NONE).setImage(new Image(display, filenameProvider)); new Button(shell, SWT.NONE).setImage(new Image(display, filenameProvider)); new Label(shell, SWT.NONE).setText("ImageDataProvider:"); new Label(shell, SWT.NONE).setImage(new Image(display, imageDataProvider)); new Button(shell, SWT.NONE).setImage(new Image(display, imageDataProvider)); createSeparator(shell); new Label(shell, SWT.NONE).setText("1. Canvas\n(PaintListener)"); final Point size = new Point(550, 40); final Canvas canvas = new Canvas(shell, SWT.NONE); canvas.addPaintListener(e -> { Point size1 = canvas.getSize(); paintImage(e.gc, size1); }); GridData gridData = new GridData(size.x, size.y); gridData.horizontalSpan = 2; canvas.setLayoutData(gridData); createSeparator(shell); new Label(shell, SWT.NONE).setText("2. Painted image\n (default resolution)"); Image image = new Image(display, size.x, size.y); GC gc = new GC(image); try { paintImage(gc, size); } finally { gc.dispose(); } Label imageLabel = new Label(shell, SWT.NONE); imageLabel.setImage(image); imageLabel.setLayoutData(new GridData(SWT.BEGINNING, SWT.BEGINNING, false, false, 2, 1)); createSeparator(shell); new Label(shell, SWT.NONE).setText("3. Painted image\n(multi-res, unzoomed paint)"); imageLabel = new Label(shell, SWT.NONE); imageLabel.setImage(new Image(display, (ImageDataProvider) zoom -> { Image temp = new Image(display, size.x * zoom / 100, size.y * zoom / 100); GC gc1 = new GC(temp); try { paintImage(gc1, size); return temp.getImageData(); } finally { gc1.dispose(); temp.dispose(); } })); imageLabel.setLayoutData(new GridData(SWT.BEGINNING, SWT.BEGINNING, false, false, 2, 1)); createSeparator(shell); new Label(shell, SWT.NONE).setText("4. Painted image\n(multi-res, zoomed paint)"); imageLabel = new Label(shell, SWT.NONE); imageLabel.setImage(new Image(display, (ImageDataProvider) zoom -> { Image temp = new Image(display, size.x * zoom / 100, size.y * zoom / 100); GC gc1 = new GC(temp); try { paintImage2(gc1, new Point(size.x * zoom / 100, size.y * zoom / 100), zoom / 100); return temp.getImageData(); } finally { gc1.dispose(); temp.dispose(); } })); imageLabel.setLayoutData(new GridData(SWT.BEGINNING, SWT.BEGINNING, false, false, 2, 1)); createSeparator(shell); new Label(shell, SWT.NONE).setText("5. 50x50 box\n(Display#getDPI(): " + display.getDPI().x + ")"); Label box = new Label(shell, SWT.NONE); box.setBackground(display.getSystemColor(SWT.COLOR_WIDGET_DARK_SHADOW)); box.setLayoutData(new GridData(50, 50)); shell.pack(); shell.open(); while (!shell.isDisposed()) { if (!display.readAndDispatch()) display.sleep(); } display.dispose(); }
From source file:ImageCreateCode.java
static Image getCheckedImage(Display display) { Image image = new Image(display, 16, 16); GC gc = new GC(image); gc.setBackground(display.getSystemColor(SWT.COLOR_YELLOW)); gc.fillOval(0, 0, 16, 16);// w w w. j av a2s. c o m gc.setForeground(display.getSystemColor(SWT.COLOR_DARK_GREEN)); gc.drawLine(0, 0, 16, 16); gc.drawLine(16, 0, 0, 16); gc.dispose(); return image; }
From source file:org.eclipse.swt.snippets.Snippet162.java
static Image getStateImage(Display display, boolean checked) { Image image = new Image(display, 16, 16); GC gc = new GC(image); gc.setBackground(display.getSystemColor(SWT.COLOR_YELLOW)); gc.fillOval(0, 0, 16, 16);/*from ww w. j a v a2 s . co m*/ if (checked) { gc.setForeground(display.getSystemColor(SWT.COLOR_DARK_GREEN)); gc.drawLine(0, 0, 16, 16); gc.drawLine(16, 0, 0, 16); } gc.dispose(); return image; }