/**
* Returns the hue, saturation, and brightness of the color.
*
* @return color space values in float format (hue, saturation, brightness)
* @since 3.2
*/
public float[] getHSB() {
float r = red / 255f;
float g = green / 255f;
float b = blue / 255f;
float max = Math.max(Math.max(r, g), b);
float min = Math.min(Math.min(r, g), b);
float delta = max - min;
float hue = 0;
float brightness = max;
float saturation = max == 0 ? 0 : (max - min) / max;
if (delta != 0) {
if (r == max) {
hue = (g - b) / delta;
} else {
if (g == max) {
hue = 2 + (b - r) / delta;
} else {
hue = 4 + (r - g) / delta;
}
}
hue *= 60;
if (hue < 0) hue += 360;
}
return new float[] {hue, saturation, brightness};
}
static void drawTorus(float r, float R, int nsides, int rings) {
float ringDelta = 2.0f * (float) Math.PI / rings;
float sideDelta = 2.0f * (float) Math.PI / nsides;
float theta = 0.0f, cosTheta = 1.0f, sinTheta = 0.0f;
for (int i = rings - 1; i >= 0; i--) {
float theta1 = theta + ringDelta;
float cosTheta1 = (float) Math.cos(theta1);
float sinTheta1 = (float) Math.sin(theta1);
GL11.glBegin(GL11.GL_QUAD_STRIP);
float phi = 0.0f;
for (int j = nsides; j >= 0; j--) {
phi += sideDelta;
float cosPhi = (float) Math.cos(phi);
float sinPhi = (float) Math.sin(phi);
float dist = R + r * cosPhi;
GL11.glNormal3f(cosTheta1 * cosPhi, -sinTheta1 * cosPhi, sinPhi);
GL11.glVertex3f(cosTheta1 * dist, -sinTheta1 * dist, r * sinPhi);
GL11.glNormal3f(cosTheta * cosPhi, -sinTheta * cosPhi, sinPhi);
GL11.glVertex3f(cosTheta * dist, -sinTheta * dist, r * sinPhi);
}
GL11.glEnd();
theta = theta1;
cosTheta = cosTheta1;
sinTheta = sinTheta1;
}
}
Point minimumSize(int wHint, int hHint, boolean flushCache) {
Control[] children = _getChildren();
int width = 0, height = 0;
for (int i = 0; i < children.length; i++) {
Control child = children[i];
int index = 0;
int count = 0;
long /*int*/ list = OS.gtk_container_get_children(handle);
if (list != 0) {
count = OS.g_list_length(list);
OS.g_list_free(list);
}
while (index < count) {
if (items[index].control == child) break;
index++;
}
if (index == count) {
Rectangle rect = child.getBounds();
width = Math.max(width, rect.x + rect.width);
height = Math.max(height, rect.y + rect.height);
} else {
Point size = child.computeSize(wHint, hHint, flushCache);
width = Math.max(width, size.x);
height = Math.max(height, size.y);
}
}
return new Point(width, height);
}
void updateBar(int selection, int minimum, int maximum, int thumb) {
NSScroller widget = (NSScroller) view;
selection = Math.max(minimum, Math.min(maximum - thumb, selection));
float fraction =
minimum == maximum ? 1 : (float) (selection - minimum) / (maximum - thumb - minimum);
float knob = minimum == maximum ? 1 : (float) (thumb - minimum) / (maximum - minimum);
widget.setFloatValue(fraction, knob);
}
/**
* Set the label's margins, in pixels.
*
* @param leftMargin the left margin.
* @param topMargin the top margin.
* @param rightMargin the right margin.
* @param bottomMargin the bottom margin.
* @exception SWTException
* <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
* </ul>
*
* @since 3.6
*/
public void setMargins(int leftMargin, int topMargin, int rightMargin, int bottomMargin) {
checkWidget();
this.leftMargin = Math.max(0, leftMargin);
this.topMargin = Math.max(0, topMargin);
this.rightMargin = Math.max(0, rightMargin);
this.bottomMargin = Math.max(0, bottomMargin);
redraw();
}
private void setHoverLocation(
org.eclipse.swt.widgets.Shell shell, org.eclipse.swt.graphics.Point position) {
org.eclipse.swt.graphics.Rectangle displayBounds = shell.getDisplay().getBounds();
org.eclipse.swt.graphics.Rectangle shellBounds = shell.getBounds();
shellBounds.x = Math.max(Math.min(position.x, displayBounds.width - shellBounds.width), 0);
shellBounds.y =
Math.max(Math.min(position.y + 16, displayBounds.height - shellBounds.height), 0);
shell.setBounds(shellBounds);
}
void setBounds(int x, int y, int width, int height) {
/*
* Feature in Motif. Motif will not allow a window
* to have a zero width or zero height. The fix is
* to ensure these values are never zero.
*/
int newWidth = Math.max(width, 1), newHeight = Math.max(height, 1);
OS.XtConfigureWidget(handle, x, y, newWidth, newHeight, 0);
}
/**
* Sets the minimum value. If this value is negative or greater than or equal to the maximum, the
* value is ignored. If necessary, first the thumb and then the selection are adjusted to fit
* within the new range.
*
* @param value the new minimum
* @exception SWTException
* <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
* </ul>
*/
public void setMinimum(int value) {
checkWidget();
if (value < 0) return;
if (value >= maximum) return;
if (maximum - value < thumb) {
thumb = maximum - value;
}
int selection = Math.min(maximum - thumb, Math.max(getSelection(), value));
this.minimum = value;
updateBar(selection, value, maximum, thumb);
}
/**
* Sets the maximum. If this value is negative or less than or equal to the minimum, the value is
* ignored. If necessary, first the thumb and then the selection are adjusted to fit within the
* new range.
*
* @param value the new maximum, which must be greater than the current minimum
* @exception SWTException
* <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
* </ul>
*/
public void setMaximum(int value) {
checkWidget();
if (value < 0) return;
if (value <= minimum) return;
if (value - minimum < thumb) {
thumb = value - minimum;
}
int selection = Math.max(minimum, Math.min(getSelection(), value - thumb));
this.maximum = value;
updateBar(selection, minimum, value, thumb);
}
int XPointerMotion(int w, int client_data, int call_data, int continue_to_dispatch) {
int result = super.XPointerMotion(w, client_data, call_data, continue_to_dispatch);
if (result != 0) return result;
XMotionEvent xEvent = new XMotionEvent();
OS.memmove(xEvent, call_data, XMotionEvent.sizeof);
if (!dragging || (xEvent.state & OS.Button1Mask) == 0) return result;
short[] x_root = new short[1], y_root = new short[1];
OS.XtTranslateCoords(handle, (short) 0, (short) 0, x_root, y_root);
int eventX = xEvent.x_root - x_root[0], eventY = xEvent.y_root - y_root[0];
int[] argList1 = {
OS.XmNx, 0, OS.XmNy, 0, OS.XmNwidth, 0, OS.XmNheight, 0, OS.XmNborderWidth, 0
};
OS.XtGetValues(handle, argList1, argList1.length / 2);
int border = argList1[9],
x = ((short) argList1[1]) - border,
y = ((short) argList1[3]) - border;
int width = argList1[5] + (border * 2), height = argList1[7] + (border * 2);
int[] argList2 = {OS.XmNwidth, 0, OS.XmNheight, 0, OS.XmNborderWidth, 0};
OS.XtGetValues(parent.handle, argList2, argList2.length / 2);
int parentBorder = argList2[5];
int parentWidth = argList2[1] + (parentBorder * 2);
int parentHeight = argList2[3] + (parentBorder * 2);
int newX = lastX, newY = lastY;
if ((style & SWT.VERTICAL) != 0) {
newX = Math.min(Math.max(0, eventX + x - startX - parentBorder), parentWidth - width);
} else {
newY = Math.min(Math.max(0, eventY + y - startY - parentBorder), parentHeight - height);
}
if (newX == lastX && newY == lastY) return result;
drawBand(lastX, lastY, width, height);
Event event = new Event();
event.time = xEvent.time;
event.x = newX;
event.y = newY;
event.width = width;
event.height = height;
if ((style & SWT.SMOOTH) == 0) {
event.detail = SWT.DRAG;
}
sendEvent(SWT.Selection, event);
if (isDisposed()) return result;
if (event.doit) {
lastX = event.x;
lastY = event.y;
}
parent.update(true);
drawBand(lastX, lastY, width, height);
if ((style & SWT.SMOOTH) != 0) {
setBounds(lastX, lastY, width, height);
// widget could be disposed at this point
}
return result;
}
public Point computeSize(int wHint, int hHint, boolean changed) {
checkWidget();
Point size = super.computeSize(wHint, hHint, changed);
if (wHint != SWT.DEFAULT && wHint < 0) wHint = 0;
if (hHint != SWT.DEFAULT && hHint < 0) hHint = 0;
boolean scrollable = OS.gtk_notebook_get_scrollable(handle);
OS.gtk_notebook_set_scrollable(handle, false);
Point notebookSize = computeNativeSize(handle, wHint, hHint, changed);
OS.gtk_notebook_set_scrollable(handle, scrollable);
size.x = Math.max(notebookSize.x, size.x);
size.y = Math.max(notebookSize.y, size.y);
return size;
}
/**
* Sets the width of the receiver.
*
* @param width the new width
* @exception SWTException
* <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
* </ul>
*/
public void setWidth(int width) {
checkWidget();
if (width < 0) return;
// TODO how to differentiate 0 and 1 cases?
width = Math.max(0, width - Tree.CELL_GAP);
nsColumn.setWidth(width);
}
/**
* Sets the font that the receiver will use to paint textual information for the specified cell in
* this item to the font specified by the argument, or to the default font for that kind of
* control if the argument is null.
*
* @param index the column index
* @param font the new font (or null)
* @exception IllegalArgumentException
* <ul>
* <li>ERROR_INVALID_ARGUMENT - if the argument has been disposed
* </ul>
*
* @exception SWTException
* <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
* </ul>
*
* @since 3.0
*/
public void setFont(int index, Font font) {
checkWidget();
if (font != null && font.isDisposed()) {
SWT.error(SWT.ERROR_INVALID_ARGUMENT);
}
int count = Math.max(1, parent.getColumnCount());
if (0 > index || index > count - 1) return;
if (cellFont == null) {
if (font == null) return;
cellFont = new Font[count];
}
Font oldFont = cellFont[index];
if (oldFont == font) return;
cellFont[index] = font;
if (oldFont != null && oldFont.equals(font)) return;
int modelIndex =
parent.columnCount == 0 ? Table.FIRST_COLUMN : parent.columns[index].modelIndex;
int /*long*/ fontHandle = font != null ? font.handle : 0;
OS.gtk_list_store_set(parent.modelHandle, handle, modelIndex + Table.CELL_FONT, fontHandle, -1);
/*
* Bug in GTK. When using fixed-height-mode,
* row changes do not cause the row to be repainted. The fix is to
* invalidate the row when it is cleared.
*/
if ((parent.style & SWT.VIRTUAL) != 0) {
if (OS.GTK_VERSION >= OS.VERSION(2, 3, 2) && OS.GTK_VERSION < OS.VERSION(2, 6, 3)) {
redraw();
}
}
cached = true;
if (font != null) {
boolean customDraw =
(parent.columnCount == 0) ? parent.firstCustomDraw : parent.columns[index].customDraw;
if (!customDraw) {
if ((parent.style & SWT.VIRTUAL) == 0) {
int /*long*/ parentHandle = parent.handle;
int /*long*/ column = 0;
if (parent.columnCount > 0) {
column = parent.columns[index].handle;
} else {
column = OS.gtk_tree_view_get_column(parentHandle, index);
}
if (column == 0) return;
int /*long*/ textRenderer = parent.getTextRenderer(column);
int /*long*/ imageRenderer = parent.getPixbufRenderer(column);
OS.gtk_tree_view_column_set_cell_data_func(
column, textRenderer, display.cellDataProc, parentHandle, 0);
OS.gtk_tree_view_column_set_cell_data_func(
column, imageRenderer, display.cellDataProc, parentHandle, 0);
}
if (parent.columnCount == 0) {
parent.firstCustomDraw = true;
} else {
parent.columns[index].customDraw = true;
}
}
}
}
/**
* Sets the minimum value that the receiver will allow. This new value will be ignored if it is
* negative or is not less than the receiver's current maximum value. If the new minimum is
* applied then the receiver's selection value will be adjusted if necessary to fall within its
* new range.
*
* @param value the new minimum, which must be nonnegative and less than the current maximum
* @exception SWTException
* <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
* </ul>
*/
public void setMinimum(int value) {
checkWidget();
if (value < 0 || value >= maximum) return;
minimum = value;
selection = Math.max(selection, minimum);
updateBar(selection, minimum, maximum);
}
/**
* Sets the size of the receiver's thumb relative to the difference between its maximum and
* minimum values. This new value will be ignored if it is less than one, and will be clamped if
* it exceeds the receiver's current range.
*
* @param value the new thumb value, which must be at least one and not larger than the size of
* the current range
* @exception SWTException
* <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
* </ul>
*/
public void setThumb(int value) {
checkWidget();
if (value < 1) return;
value = Math.min(value, maximum - minimum);
this.thumb = value;
updateBar(getSelection(), minimum, maximum, value);
}
/**
* Returns the font that the receiver will use to paint textual information for the specified cell
* in this item.
*
* @param index the column index
* @return the receiver's font
* @exception SWTException
* <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
* </ul>
*
* @since 3.0
*/
public Font getFont(int index) {
checkWidget();
if (!parent.checkData(this)) error(SWT.ERROR_WIDGET_DISPOSED);
int count = Math.max(1, parent.columnCount);
if (0 > index || index > count - 1) return getFont();
if (cellFont == null || cellFont[index] == null) return getFont();
return cellFont[index];
}
/**
* Sets the receiver's image at a column.
*
* @param index the column index
* @param image the new image
* @exception IllegalArgumentException
* <ul>
* <li>ERROR_INVALID_ARGUMENT - if the image has been disposed
* </ul>
*
* @exception SWTException
* <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
* </ul>
*/
public void setImage(int index, Image image) {
checkWidget();
if (image != null && image.isDisposed()) {
error(SWT.ERROR_INVALID_ARGUMENT);
}
if (image != null && image.type == SWT.ICON) {
if (image.equals(_getImage(index))) return;
}
int count = Math.max(1, parent.getColumnCount());
if (0 > index || index > count - 1) return;
int /*long*/ pixbuf = 0;
if (image != null) {
ImageList imageList = parent.imageList;
if (imageList == null) imageList = parent.imageList = new ImageList();
int imageIndex = imageList.indexOf(image);
if (imageIndex == -1) imageIndex = imageList.add(image);
pixbuf = imageList.getPixbuf(imageIndex);
}
int modelIndex =
parent.columnCount == 0 ? Table.FIRST_COLUMN : parent.columns[index].modelIndex;
OS.gtk_list_store_set(parent.modelHandle, handle, modelIndex + Table.CELL_PIXBUF, pixbuf, -1);
/*
* Bug in GTK. When using fixed-height-mode,
* row changes do not cause the row to be repainted. The fix is to
* invalidate the row when it is cleared.
*/
if ((parent.style & SWT.VIRTUAL) != 0) {
if (OS.GTK_VERSION >= OS.VERSION(2, 3, 2) && OS.GTK_VERSION < OS.VERSION(2, 6, 3)) {
redraw();
}
}
/*
* Bug in GTK. When in fixed height mode, GTK does not recalculate the cell renderer width
* when the image is changed in the model. The fix is to force it to recalculate the width if
* more space is required.
*/
if ((parent.style & SWT.VIRTUAL) != 0 && parent.currentItem == null) {
if (OS.GTK_VERSION >= OS.VERSION(2, 3, 2)) {
if (image != null) {
int /*long*/ parentHandle = parent.handle;
int /*long*/ column = OS.gtk_tree_view_get_column(parentHandle, index);
int[] w = new int[1];
int /*long*/ pixbufRenderer = parent.getPixbufRenderer(column);
OS.gtk_tree_view_column_cell_get_position(column, pixbufRenderer, null, w);
if (w[0] < image.getBounds().width) {
/*
* There is no direct way to clear the cell renderer width so we
* are relying on the fact that it is done as part of modifying
* the style.
*/
int /*long*/ style = OS.gtk_widget_get_modifier_style(parentHandle);
parent.modifyStyle(parentHandle, style);
}
}
}
}
cached = true;
}
Color _getForeground(int index) {
int count = Math.max(1, parent.columnCount);
if (0 > index || index > count - 1) return _getForeground();
int /*long*/[] ptr = new int /*long*/[1];
int modelIndex =
parent.columnCount == 0 ? Table.FIRST_COLUMN : parent.columns[index].modelIndex;
OS.gtk_tree_model_get(parent.modelHandle, handle, modelIndex + Table.CELL_FOREGROUND, ptr, -1);
if (ptr[0] == 0) return _getForeground();
GdkColor gdkColor = new GdkColor();
OS.memmove(gdkColor, ptr[0], GdkColor.sizeof);
return Color.gtk_new(display, gdkColor);
}
void setBounds(int x, int y, int width, int height, boolean move, boolean size) {
redraw();
int headerHeight = parent.getBandHeight();
if (move) {
if (imageHeight > headerHeight) {
y += (imageHeight - headerHeight);
}
this.x = x;
this.y = y;
redraw();
}
if (size) {
this.width = width;
this.height = height;
redraw();
}
if (control != null && !control.isDisposed()) {
if (move) control.setLocation(x + BORDER, y + headerHeight);
if (size) control.setSize(Math.max(0, width - 2 * BORDER), Math.max(0, height - BORDER));
}
}
Image _getImage(int index) {
int count = Math.max(1, parent.getColumnCount());
if (0 > index || index > count - 1) return null;
int /*long*/[] ptr = new int /*long*/[1];
int modelIndex =
parent.columnCount == 0 ? Table.FIRST_COLUMN : parent.columns[index].modelIndex;
OS.gtk_tree_model_get(parent.modelHandle, handle, modelIndex + Table.CELL_PIXBUF, ptr, -1);
if (ptr[0] == 0) return null;
ImageList imageList = parent.imageList;
int imageIndex = imageList.indexOf(ptr[0]);
if (imageIndex == -1) return null;
return imageList.get(imageIndex);
}
/** Compute the minimum size. */
private Point getTotalSize(Image image, String text) {
Point size = new Point(0, 0);
if (image != null) {
Rectangle r = image.getBounds();
size.x += r.width;
size.y += r.height;
}
GC gc = new GC(this);
if (text != null && text.length() > 0) {
Point e = gc.textExtent(text, DRAW_FLAGS);
size.x += e.x;
size.y = Math.max(size.y, e.y);
if (image != null) size.x += GAP;
} else {
size.y = Math.max(size.y, gc.getFontMetrics().getHeight());
}
gc.dispose();
return size;
}
/**
* Returns a rectangle describing the receiver's size and location relative to its parent.
*
* @return the receiver's bounding rectangle
* @exception SWTException
* <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
* </ul>
*/
public Rectangle getBounds() {
checkWidget();
parent.forceResize();
long /*int*/ topHandle = topHandle();
int x, y, width, height;
x = OS.GTK_WIDGET_X(topHandle);
y = OS.GTK_WIDGET_Y(topHandle);
width = OS.GTK_WIDGET_WIDTH(topHandle);
height = OS.GTK_WIDGET_HEIGHT(topHandle);
if ((parent.style & SWT.MIRRORED) != 0) x = parent.getClientWidth() - width - x;
if ((style & SWT.SEPARATOR) != 0 && control != null) height = Math.max(height, 23);
return new Rectangle(x, y, width, height);
}
/**
* Sets the receiver's selection, minimum value, maximum value, thumb, increment and page
* increment all at once.
*
* <p>Note: This is similar to setting the values individually using the appropriate methods, but
* may be implemented in a more efficient fashion on some platforms.
*
* @param selection the new selection value
* @param minimum the new minimum value
* @param maximum the new maximum value
* @param thumb the new thumb value
* @param increment the new increment value
* @param pageIncrement the new pageIncrement value
* @exception SWTException
* <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
* </ul>
*/
public void setValues(
int selection, int minimum, int maximum, int thumb, int increment, int pageIncrement) {
checkWidget();
if (minimum < 0) return;
if (maximum < 0) return;
if (thumb < 1) return;
if (increment < 1) return;
if (pageIncrement < 1) return;
thumb = Math.min(thumb, maximum - minimum);
this.increment = increment;
this.pageIncrement = pageIncrement;
updateBar(selection, minimum, maximum, thumb);
}
static int[] circle(int r, int offsetX, int offsetY) {
int[] polygon = new int[8 * r + 4];
// x^2 + y^2 = r^2
for (int i = 0; i < 2 * r + 1; i++) {
int x = i - r;
int y = (int) Math.sqrt(r * r - x * x);
polygon[2 * i] = offsetX + x;
polygon[2 * i + 1] = offsetY + y;
polygon[8 * r - 2 * i - 2] = offsetX + x;
polygon[8 * r - 2 * i - 1] = offsetY - y;
}
return polygon;
}
String _getText(int index) {
int count = Math.max(1, parent.getColumnCount());
if (0 > index || index > count - 1) return "";
int /*long*/[] ptr = new int /*long*/[1];
int modelIndex =
parent.columnCount == 0 ? Table.FIRST_COLUMN : parent.columns[index].modelIndex;
OS.gtk_tree_model_get(parent.modelHandle, handle, modelIndex + Table.CELL_TEXT, ptr, -1);
if (ptr[0] == 0) return "";
int length = OS.strlen(ptr[0]);
byte[] buffer = new byte[length];
OS.memmove(buffer, ptr[0], length);
OS.g_free(ptr[0]);
return new String(Converter.mbcsToWcs(null, buffer));
}
/**
* Causes the receiver to be resized to its preferred size. For a composite, this involves
* computing the preferred size from its layout, if there is one.
*
* @exception SWTException
* <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
* </ul>
*/
public void pack() {
checkWidget();
int width = 0;
/* compute header width */
NSTableHeaderCell headerCell = nsColumn.headerCell();
NSSize size = headerCell.cellSize();
width += Math.ceil(size.width);
if (image != null) {
NSSize imageSize = image.handle.size();
width += Math.ceil(imageSize.width) + MARGIN;
}
if (parent.sortColumn == this && parent.sortDirection != SWT.NONE) {
NSRect sortRect = headerCell.sortIndicatorRectForBounds(new NSRect());
width += Math.ceil(sortRect.width + 2 * MARGIN);
}
/* compute item widths down column */
GC gc = new GC(parent);
width = Math.max(width, parent.calculateWidth(parent.items, parent.indexOf(this), gc, true));
gc.dispose();
setWidth(width);
}
public Path(Device device, Path path, float flatness) {
super(device);
if (path == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
if (path.isDisposed()) SWT.error(SWT.ERROR_INVALID_ARGUMENT);
flatness = Math.max(0, flatness);
if (flatness == 0) {
handle = new NSBezierPath(path.handle.copy().id);
} else {
float defaultFlatness = NSBezierPath.defaultFlatness();
NSBezierPath.setDefaultFlatness(flatness);
handle = path.handle.bezierPathByFlatteningPath();
NSBezierPath.setDefaultFlatness(defaultFlatness);
}
if (handle == null) SWT.error(SWT.ERROR_NO_HANDLES);
init();
}
LRESULT wmMeasureChild(long /*int*/ wParam, long /*int*/ lParam) {
MEASUREITEMSTRUCT struct = new MEASUREITEMSTRUCT();
OS.MoveMemory(struct, lParam, MEASUREITEMSTRUCT.sizeof);
int width = 0, height = 0;
if (image != null) {
Rectangle rect = image.getBounds();
width = rect.width;
height = rect.height;
} else {
/*
* Bug in Windows. If a menu contains items that have
* images and can be checked, Windows does not include
* the width of the image and the width of the check when
* computing the width of the menu. When the longest item
* does not have an image, the label and the accelerator
* text can overlap. The fix is to use SetMenuItemInfo()
* to indicate that all items have a bitmap and then include
* the width of the widest bitmap in WM_MEASURECHILD.
*/
MENUINFO lpcmi = new MENUINFO();
lpcmi.cbSize = MENUINFO.sizeof;
lpcmi.fMask = OS.MIM_STYLE;
long /*int*/ hMenu = parent.handle;
OS.GetMenuInfo(hMenu, lpcmi);
if ((lpcmi.dwStyle & OS.MNS_CHECKORBMP) == 0) {
MenuItem[] items = parent.getItems();
for (int i = 0; i < items.length; i++) {
MenuItem item = items[i];
if (item.image != null) {
Rectangle rect = item.image.getBounds();
width = Math.max(width, rect.width);
}
}
}
}
if (width != 0 || height != 0) {
struct.itemWidth = width + MARGIN_WIDTH * 2;
struct.itemHeight = height + MARGIN_HEIGHT * 2;
OS.MoveMemory(lParam, struct, MEASUREITEMSTRUCT.sizeof);
}
return null;
}
/**
* Sets the receiver's text at a column
*
* @param index the column index
* @param string the new text
* @exception IllegalArgumentException
* <ul>
* <li>ERROR_NULL_ARGUMENT - if the text is null
* </ul>
*
* @exception SWTException
* <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
* </ul>
*/
public void setText(int index, String string) {
checkWidget();
if (string == null) error(SWT.ERROR_NULL_ARGUMENT);
if (_getText(index).equals(string)) return;
int count = Math.max(1, parent.getColumnCount());
if (0 > index || index > count - 1) return;
byte[] buffer = Converter.wcsToMbcs(null, string, true);
int modelIndex =
parent.columnCount == 0 ? Table.FIRST_COLUMN : parent.columns[index].modelIndex;
OS.gtk_list_store_set(parent.modelHandle, handle, modelIndex + Table.CELL_TEXT, buffer, -1);
/*
* Bug in GTK. When using fixed-height-mode,
* row changes do not cause the row to be repainted. The fix is to
* invalidate the row when it is cleared.
*/
if ((parent.style & SWT.VIRTUAL) != 0) {
if (OS.GTK_VERSION >= OS.VERSION(2, 3, 2) && OS.GTK_VERSION < OS.VERSION(2, 6, 3)) {
redraw();
}
}
cached = true;
}
void resizeControl(int yScroll) {
if (control != null && !control.isDisposed()) {
boolean visible = OS.gtk_expander_get_expanded(handle);
if (visible) {
int x = OS.GTK_WIDGET_X(clientHandle);
int y = OS.GTK_WIDGET_Y(clientHandle);
if (x != -1 && y != -1) {
int width = OS.GTK_WIDGET_WIDTH(clientHandle);
int height = OS.GTK_WIDGET_HEIGHT(clientHandle);
int[] property = new int[1];
OS.gtk_widget_style_get(handle, OS.focus_line_width, property, 0);
y += property[0] * 2;
height -= property[0] * 2;
/*
* Feature in GTK. When the ExpandBar is resize too small the control
* shows up on top of the vertical scrollbar. This happen because the
* GtkExpander does not set the size of child smaller than the request
* size of its parent and because the control is not parented in the
* hierarchy of the GtkScrolledWindow.
* The fix is calculate the width ourselves when the scrollbar is visible.
*/
ScrollBar vBar = parent.verticalBar;
if (vBar != null) {
if (OS.GTK_WIDGET_VISIBLE(vBar.handle)) {
width =
OS.GTK_WIDGET_WIDTH(parent.scrolledHandle)
- parent.vScrollBarWidth()
- 2 * parent.spacing;
}
}
control.setBounds(x, y - yScroll, width, Math.max(0, height), true, true);
}
}
control.setVisible(visible);
}
}
