/**
* Creates an instance of a ControlExample embedded inside the supplied parent Composite.
*
* @param parent the container of the example
*/
public ControlExample(Composite parent) {
initResources();
tabFolder = new TabFolder(parent, SWT.NONE);
tabs = createTabs();
for (Tab tab : tabs) {
TabItem item = new TabItem(tabFolder, SWT.NONE);
item.setText(tab.getTabText());
item.setControl(tab.createTabFolderPage(tabFolder));
item.setData(tab);
}
/* Workaround: if the tab folder is wider than the screen,
* Mac platforms clip instead of somehow scrolling the tab items.
* We try to recover some width by using shorter tab names. */
Point size = parent.computeSize(SWT.DEFAULT, SWT.DEFAULT);
Rectangle monitorArea = parent.getMonitor().getClientArea();
boolean isMac = SWT.getPlatform().equals("cocoa");
if (size.x > monitorArea.width && isMac) {
TabItem[] tabItems = tabFolder.getItems();
for (int i = 0; i < tabItems.length; i++) {
tabItems[i].setText(tabs[i].getShortTabText());
}
}
startup = false;
}
public void createPartControl(org.eclipse.swt.widgets.Composite frame) {
final org.eclipse.swt.examples.hoverhelp.HoverHelp.ToolTipHandler tooltip =
new org.eclipse.swt.examples.hoverhelp.HoverHelp.ToolTipHandler(frame.getShell());
org.eclipse.swt.layout.GridLayout layout = new org.eclipse.swt.layout.GridLayout();
layout.numColumns = 3;
frame.setLayout(layout);
java.lang.String platform = SWT.getPlatform();
java.lang.String helpKey = "F1";
if (platform.equals("gtk")) {
helpKey = "Ctrl+F1";
}
if (platform.equals("carbon") || platform.equals("cocoa")) {
helpKey = "Help";
}
org.eclipse.swt.widgets.ToolBar bar = new org.eclipse.swt.widgets.ToolBar(frame, SWT.BORDER);
for (int i = 0; i < 5; i++) {
org.eclipse.swt.widgets.ToolItem item = new org.eclipse.swt.widgets.ToolItem(bar, SWT.PUSH);
item.setText(
getResourceString("ToolItem.text", new java.lang.Object[] {new java.lang.Integer(i)}));
item.setData(
"TIP_TEXT",
getResourceString("ToolItem.tooltip", new java.lang.Object[] {item.getText(), helpKey}));
item.setData(
"TIP_HELPTEXTHANDLER",
new org.eclipse.swt.examples.hoverhelp.HoverHelp.ToolTipHelpTextHandler() {
public java.lang.String getHelpText(org.eclipse.swt.widgets.Widget widget) {
org.eclipse.swt.widgets.Item item = (org.eclipse.swt.widgets.Item) widget;
return getResourceString("ToolItem.help", new java.lang.Object[] {item.getText()});
}
});
}
org.eclipse.swt.layout.GridData gridData = new org.eclipse.swt.layout.GridData();
gridData.horizontalSpan = 3;
bar.setLayoutData(gridData);
tooltip.activateHoverHelp(bar);
org.eclipse.swt.widgets.Table table = new org.eclipse.swt.widgets.Table(frame, SWT.BORDER);
for (int i = 0; i < 4; i++) {
org.eclipse.swt.widgets.TableItem item =
new org.eclipse.swt.widgets.TableItem(table, SWT.PUSH);
item.setText(getResourceString("Item", new java.lang.Object[] {new java.lang.Integer(i)}));
item.setData("TIP_IMAGE", images[hhiInformation]);
item.setText(
getResourceString("TableItem.text", new java.lang.Object[] {new java.lang.Integer(i)}));
item.setData(
"TIP_TEXT",
getResourceString("TableItem.tooltip", new java.lang.Object[] {item.getText(), helpKey}));
item.setData(
"TIP_HELPTEXTHANDLER",
new org.eclipse.swt.examples.hoverhelp.HoverHelp.ToolTipHelpTextHandler() {
public java.lang.String getHelpText(org.eclipse.swt.widgets.Widget widget) {
org.eclipse.swt.widgets.Item item = (org.eclipse.swt.widgets.Item) widget;
return getResourceString("TableItem.help", new java.lang.Object[] {item.getText()});
}
});
}
table.setLayoutData(new org.eclipse.swt.layout.GridData(GridData.VERTICAL_ALIGN_FILL));
tooltip.activateHoverHelp(table);
org.eclipse.swt.widgets.Tree tree = new org.eclipse.swt.widgets.Tree(frame, SWT.BORDER);
for (int i = 0; i < 4; i++) {
org.eclipse.swt.widgets.TreeItem item = new org.eclipse.swt.widgets.TreeItem(tree, SWT.PUSH);
item.setText(getResourceString("Item", new java.lang.Object[] {new java.lang.Integer(i)}));
item.setData("TIP_IMAGE", images[hhiWarning]);
item.setText(
getResourceString("TreeItem.text", new java.lang.Object[] {new java.lang.Integer(i)}));
item.setData(
"TIP_TEXT",
getResourceString("TreeItem.tooltip", new java.lang.Object[] {item.getText(), helpKey}));
item.setData(
"TIP_HELPTEXTHANDLER",
new org.eclipse.swt.examples.hoverhelp.HoverHelp.ToolTipHelpTextHandler() {
public java.lang.String getHelpText(org.eclipse.swt.widgets.Widget widget) {
org.eclipse.swt.widgets.Item item = (org.eclipse.swt.widgets.Item) widget;
return getResourceString("TreeItem.help", new java.lang.Object[] {item.getText()});
}
});
}
tree.setLayoutData(new org.eclipse.swt.layout.GridData(GridData.VERTICAL_ALIGN_FILL));
tooltip.activateHoverHelp(tree);
org.eclipse.swt.widgets.Button button = new org.eclipse.swt.widgets.Button(frame, SWT.PUSH);
button.setText(getResourceString("Hello.text"));
button.setData("TIP_TEXT", getResourceString("Hello.tooltip"));
tooltip.activateHoverHelp(button);
}
void paint(Event event) {
if (row == null) return;
int columnIndex = column == null ? 0 : table.indexOf(column);
GC gc = event.gc;
gc.setBackground(getBackground());
gc.setForeground(getForeground());
gc.fillRectangle(event.x, event.y, event.width, event.height);
int x = 0;
Point size = getSize();
Image image = row.getImage(columnIndex);
if (image != null) {
Rectangle imageSize = image.getBounds();
int imageY = (size.y - imageSize.height) / 2;
gc.drawImage(image, x, imageY);
x += imageSize.width;
}
String text = row.getText(columnIndex);
if (text.length() > 0) {
Rectangle bounds = row.getBounds(columnIndex);
Point extent = gc.stringExtent(text);
// Temporary code - need a better way to determine table trim
String platform = SWT.getPlatform();
if ("win32".equals(platform)) { // $NON-NLS-1$
if (table.getColumnCount() == 0 || columnIndex == 0) {
x += 2;
} else {
int alignmnent = column.getAlignment();
switch (alignmnent) {
case SWT.LEFT:
x += 6;
break;
case SWT.RIGHT:
x = bounds.width - extent.x - 6;
break;
case SWT.CENTER:
x += (bounds.width - x - extent.x) / 2;
break;
}
}
} else {
if (table.getColumnCount() == 0) {
x += 5;
} else {
int alignmnent = column.getAlignment();
switch (alignmnent) {
case SWT.LEFT:
x += 5;
break;
case SWT.RIGHT:
x = bounds.width - extent.x - 2;
break;
case SWT.CENTER:
x += (bounds.width - x - extent.x) / 2 + 2;
break;
}
}
}
int textY = (size.y - extent.y) / 2;
gc.drawString(text, x, textY);
}
if (isFocusControl()) {
Display display = getDisplay();
gc.setBackground(display.getSystemColor(SWT.COLOR_BLACK));
gc.setForeground(display.getSystemColor(SWT.COLOR_WHITE));
gc.drawFocus(0, 0, size.x, size.y);
}
}
