/**
* Returns a rectangle describing the receiver's size and location relative to its parent at a
* column in the table.
*
* @param index the index that specifies the column
* @return the receiver's bounding column 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(final int index) {
checkWidget();
if (!parent.checkData(this, parent.indexOf(this))) {
error(SWT.ERROR_WIDGET_DISPOSED);
}
Rectangle result;
int columnCount = parent.getColumnCount();
if (columnCount > 0 && (index < 0 || index >= columnCount)) {
result = new Rectangle(0, 0, 0, 0);
} else {
Rectangle textBounds = getTextBounds(index);
int left = getLeft(index);
int itemIndex = parent.indexOf(this);
int top = getTop(itemIndex);
int width = 0;
if (index == 0 && columnCount == 0) {
Rectangle imageBounds = getImageBounds(index);
int spacing = getSpacing(index);
int paddingWidth = parent.getCellPadding().width;
width = imageBounds.width + spacing + textBounds.width + paddingWidth;
} else if (index >= 0 && index < columnCount) {
width = parent.getColumn(index).getWidth() - getCheckWidth(index);
}
int height = getHeight(index);
result = new Rectangle(left, top, width, height);
}
return result;
}
/**
* Returns the image stored at the given column index in the receiver, or null if the image has
* not been set or if the column does not exist.
*
* @param index the column index
* @return the image stored at the given column index in the receiver
* @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 Image getImage(final int index) {
checkWidget();
if (!parent.checkData(this, parent.indexOf(this))) {
error(SWT.ERROR_WIDGET_DISPOSED);
}
return getImageInternal(index);
}
/**
* 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];
}
/**
* Gets the image indent.
*
* @return the indent
* @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 int getImageIndent() {
checkWidget();
if (!parent.checkData(this, parent.indexOf(this))) {
error(SWT.ERROR_WIDGET_DISPOSED);
}
// [rh] The only method to manipulate the image indent (setImageIndent) is
// deprecated and thus not implemented, therefore we can safely return 0
return 0;
}
/**
* Returns <code>true</code> if the receiver is grayed, and false otherwise. When the parent does
* not have the <code>CHECK</code> style, return false.
*
* @return the grayed state of the checkbox
* @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 boolean getGrayed() {
checkWidget();
if (!parent.checkData(this, parent.indexOf(this))) {
error(SWT.ERROR_WIDGET_DISPOSED);
}
boolean result = false;
if ((parent.style & SWT.CHECK) != 0) {
result = grayed;
}
return result;
}
/**
* Returns the text stored at the given column index in the receiver, or empty string if the text
* has not been set.
*
* @param index the column index
* @return the text stored at the given column index in the receiver
* @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 String getText(final int index) {
checkWidget();
if (!parent.checkData(this, parent.indexOf(this))) {
error(SWT.ERROR_WIDGET_DISPOSED);
}
String result = "";
if (data != null && index >= 0 && index < data.length && data[index] != null) {
result = data[index].text;
}
return result;
}
/**
* Returns the font that the receiver will use to paint textual information for this item.
*
* @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>
*/
public Font getFont() {
checkWidget();
if (!parent.checkData(this, parent.indexOf(this))) {
error(SWT.ERROR_WIDGET_DISPOSED);
}
Font result;
if (font == null) {
result = parent.getFont();
} else {
result = font;
}
return result;
}
/**
* Returns a rectangle describing the size and location relative to its parent of an image at a
* column in the table. An empty rectangle is returned if index exceeds the index of the table's
* last column.
*
* @param index the index that specifies the column
* @return the receiver's bounding image 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 getImageBounds(final int index) {
checkWidget();
if (!parent.checkData(this, parent.indexOf(this))) {
error(SWT.ERROR_WIDGET_DISPOSED);
}
int itemIndex = parent.indexOf(this);
Rectangle cellPadding = parent.getCellPadding();
int left = getLeft(index) + cellPadding.x;
int top = getTop(itemIndex);
int width = getImageWidth(index);
int height = getHeight(index);
return new Rectangle(left, top, width, height);
}
/**
* Returns the foreground color that the receiver will use to draw.
*
* @return the receiver's foreground color
* @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 Color getForeground() {
checkWidget();
if (!parent.checkData(this, parent.indexOf(this))) {
error(SWT.ERROR_WIDGET_DISPOSED);
}
Color result;
if (foreground == null) {
result = parent.getForeground();
} else {
result = foreground;
}
return result;
}
/**
* Returns the foreground color at the given column index in the receiver.
*
* @param index the column index
* @return the foreground color
* @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 Color getForeground(final int index) {
checkWidget();
if (!parent.checkData(this, parent.indexOf(this))) {
error(SWT.ERROR_WIDGET_DISPOSED);
}
Color result = getForeground();
if (data != null
&& index >= 0
&& index < data.length
&& data[index] != null
&& data[index].foreground != null) {
result = data[index].foreground;
}
return result;
}
/**
* 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>
*/
public Font getFont(final int index) {
checkWidget();
if (!parent.checkData(this, parent.indexOf(this))) {
error(SWT.ERROR_WIDGET_DISPOSED);
}
Font result = getFont();
if (data != null
&& index >= 0
&& index < data.length
&& data[index] != null
&& data[index].font != null) {
result = data[index].font;
}
return result;
}
/**
* Returns a rectangle describing the size and location relative to its parent of an image at a
* column in the table. An empty rectangle is returned if index exceeds the index of the table's
* last column.
*
* @param index the index that specifies the column
* @return the receiver's bounding image 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 getImageBounds(int index) {
checkWidget();
if (!parent.checkData(this)) error(SWT.ERROR_WIDGET_DISPOSED);
int /*long*/ parentHandle = parent.handle;
int /*long*/ column = 0;
if (index >= 0 && index < parent.columnCount) {
column = parent.columns[index].handle;
} else {
column = OS.gtk_tree_view_get_column(parentHandle, index);
}
if (column == 0) return new Rectangle(0, 0, 0, 0);
int /*long*/ pixbufRenderer = parent.getPixbufRenderer(column);
if (pixbufRenderer == 0) return new Rectangle(0, 0, 0, 0);
GdkRectangle rect = new GdkRectangle();
int /*long*/ path = OS.gtk_tree_model_get_path(parent.modelHandle, handle);
OS.gtk_widget_realize(parentHandle);
OS.gtk_tree_view_get_cell_area(parentHandle, path, column, rect);
OS.gtk_tree_path_free(path);
if ((parent.getStyle() & SWT.MIRRORED) != 0)
rect.x = parent.getClientWidth() - rect.width - rect.x;
/*
* The OS call gtk_cell_renderer_get_size() provides the width of image to be drawn
* by the cell renderer. If there is no image in the cell, the width is zero. If the table contains
* images of varying widths, gtk_cell_renderer_get_size() will return the width of the image,
* not the width of the area in which the image is drawn.
* New API was added in GTK 2.1.3 for determining the full width of the renderer area.
* For earlier versions of GTK, the result is only correct if all rows have images of the same
* width.
*/
if (OS.GTK_VERSION >= OS.VERSION(2, 1, 3)) {
int[] x = new int[1], w = new int[1];
OS.gtk_tree_view_column_cell_get_position(column, pixbufRenderer, x, w);
rect.x += x[0];
rect.width = w[0];
} else {
int[] w = new int[1];
OS.gtk_tree_view_column_cell_set_cell_data(column, parent.modelHandle, handle, false, false);
OS.gtk_cell_renderer_get_size(pixbufRenderer, parentHandle, null, null, null, w, null);
rect.width = w[0];
}
int width = OS.gtk_tree_view_column_get_visible(column) ? rect.width : 0;
return new Rectangle(rect.x, rect.y, width, rect.height + 1);
}
/**
* Returns a rectangle describing the receiver's size and location relative to its parent at a
* column in the table.
*
* @param index the index that specifies the column
* @return the receiver's bounding column 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(int index) {
checkWidget();
if (!parent.checkData(this)) error(SWT.ERROR_WIDGET_DISPOSED);
int /*long*/ parentHandle = parent.handle;
int /*long*/ column = 0;
if (index >= 0 && index < parent.columnCount) {
column = parent.columns[index].handle;
} else {
column = OS.gtk_tree_view_get_column(parentHandle, index);
}
if (column == 0) return new Rectangle(0, 0, 0, 0);
int /*long*/ path = OS.gtk_tree_model_get_path(parent.modelHandle, handle);
OS.gtk_widget_realize(parentHandle);
GdkRectangle rect = new GdkRectangle();
OS.gtk_tree_view_get_cell_area(parentHandle, path, column, rect);
OS.gtk_tree_path_free(path);
if ((parent.getStyle() & SWT.MIRRORED) != 0)
rect.x = parent.getClientWidth() - rect.width - rect.x;
if (index == 0 && (parent.style & SWT.CHECK) != 0) {
if (OS.GTK_VERSION >= OS.VERSION(2, 1, 3)) {
int[] x = new int[1], w = new int[1];
OS.gtk_tree_view_column_cell_get_position(column, parent.checkRenderer, x, w);
rect.x += x[0] + w[0];
rect.width -= x[0] + w[0];
} else {
int[] w = new int[1];
OS.gtk_cell_renderer_get_size(
parent.checkRenderer, parentHandle, null, null, null, w, null);
int[] buffer = new int[1];
OS.gtk_widget_style_get(parentHandle, OS.horizontal_separator, buffer, 0);
rect.x += w[0] + buffer[0];
rect.width -= w[0] + buffer[0];
}
}
int width = OS.gtk_tree_view_column_get_visible(column) ? rect.width + 1 : 0;
return new Rectangle(rect.x, rect.y, width, rect.height + 1);
}
/**
* Returns a rectangle describing the size and location relative to its parent of the text at a
* column in the table. An empty rectangle is returned if index exceeds the index of the table's
* last column.
*
* @param index the index that specifies the column
* @return the receiver's bounding text 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 getTextBounds(final int index) {
checkWidget();
int itemIndex = parent.indexOf(this);
if (!parent.checkData(this, itemIndex)) {
error(SWT.ERROR_WIDGET_DISPOSED);
}
int left = 0;
int top = 0;
int width = 0;
Rectangle cellPadding = parent.getCellPadding();
if (index == 0 && parent.getColumnCount() == 0) {
int imageWidth = 0;
int spacing = 0;
if (parent.hasColumnImages(0)) {
imageWidth = parent.getItemImageSize().x;
spacing = getSpacing(0);
}
left = getLeft(0) + cellPadding.x + imageWidth + spacing;
top = getTop(itemIndex);
Font font = getFont();
width = Graphics.stringExtent(font, getText(0)).x;
} else if (itemIndex != -1 && index < parent.getColumnCount()) {
int imageWidth = 0;
if (parent.hasColumnImages(index)) {
imageWidth = parent.getItemImageSize().x;
}
int spacing = getSpacing(index);
left = getLeft(index) + cellPadding.x + imageWidth + spacing;
top = getTop(itemIndex);
width = getColumnWidth(index) - cellPadding.width - imageWidth - spacing;
if (width < 0) {
width = 0;
}
}
int height = getHeight(index);
return new Rectangle(left, top, width, height);
}
/**
* Returns the receiver's background color.
*
* @return the background color
* @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 2.0
*/
public Color getBackground() {
checkWidget();
if (!parent.checkData(this)) error(SWT.ERROR_WIDGET_DISPOSED);
return _getBackground();
}
/**
* Returns the foreground color at the given column index in the receiver.
*
* @param index the column index
* @return the foreground color
* @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 Color getForeground(int index) {
checkWidget();
if (!parent.checkData(this)) error(SWT.ERROR_WIDGET_DISPOSED);
return _getForeground(index);
}
/**
* Returns the font that the receiver will use to paint textual information for this item.
*
* @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() {
checkWidget();
if (!parent.checkData(this)) error(SWT.ERROR_WIDGET_DISPOSED);
return font != null ? font : parent.getFont();
}
/**
* Returns <code>true</code> if the receiver is grayed, and false otherwise. When the parent does
* not have the <code>CHECK</code> style, return false.
*
* @return the grayed state of the checkbox
* @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 boolean getGrayed() {
checkWidget();
if (!parent.checkData(this)) error(SWT.ERROR_WIDGET_DISPOSED);
if ((parent.style & SWT.CHECK) == 0) return false;
return grayed;
}
/**
* Returns the image stored at the given column index in the receiver, or null if the image has
* not been set or if the column does not exist.
*
* @param index the column index
* @return the image stored at the given column index in the receiver
* @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 Image getImage(int index) {
checkWidget();
if (!parent.checkData(this)) error(SWT.ERROR_WIDGET_DISPOSED);
return _getImage(index);
}
/**
* Gets the image indent.
*
* @return the indent
* @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 int getImageIndent() {
checkWidget();
if (!parent.checkData(this)) error(SWT.ERROR_WIDGET_DISPOSED);
/* Image indent is not supported on GTK */
return 0;
}
/**
* Returns the text stored at the given column index in the receiver, or empty string if the text
* has not been set.
*
* @param index the column index
* @return the text stored at the given column index in the receiver
* @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 String getText(int index) {
checkWidget();
if (!parent.checkData(this)) error(SWT.ERROR_WIDGET_DISPOSED);
return _getText(index);
}
/**
* Returns a rectangle describing the size and location relative to its parent of the text at a
* column in the table. An empty rectangle is returned if index exceeds the index of the table's
* last column.
*
* @param index the index that specifies the column
* @return the receiver's bounding text 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>
*
* @since 3.3
*/
public Rectangle getTextBounds(int index) {
checkWidget();
if (!parent.checkData(this)) error(SWT.ERROR_WIDGET_DISPOSED);
int count = Math.max(1, parent.getColumnCount());
if (0 > index || index > count - 1) return new Rectangle(0, 0, 0, 0);
// TODO fully test on early and later versions of GTK
// shifted a bit too far right on later versions of GTK - however, old Tree also had this
// problem
int /*long*/ parentHandle = parent.handle;
int /*long*/ column = 0;
if (index >= 0 && index < parent.columnCount) {
column = parent.columns[index].handle;
} else {
column = OS.gtk_tree_view_get_column(parentHandle, index);
}
if (column == 0) return new Rectangle(0, 0, 0, 0);
int /*long*/ textRenderer = parent.getTextRenderer(column);
int /*long*/ pixbufRenderer = parent.getPixbufRenderer(column);
if (textRenderer == 0 || pixbufRenderer == 0) return new Rectangle(0, 0, 0, 0);
int /*long*/ path = OS.gtk_tree_model_get_path(parent.modelHandle, handle);
OS.gtk_widget_realize(parentHandle);
boolean isExpander = OS.gtk_tree_model_iter_n_children(parent.modelHandle, handle) > 0;
boolean isExpanded = OS.gtk_tree_view_row_expanded(parentHandle, path);
OS.gtk_tree_view_column_cell_set_cell_data(
column, parent.modelHandle, handle, isExpander, isExpanded);
GdkRectangle rect = new GdkRectangle();
OS.gtk_tree_view_get_cell_area(parentHandle, path, column, rect);
OS.gtk_tree_path_free(path);
if ((parent.getStyle() & SWT.MIRRORED) != 0)
rect.x = parent.getClientWidth() - rect.width - rect.x;
int right = rect.x + rect.width;
int[] x = new int[1], w = new int[1];
parent.ignoreSize = true;
OS.gtk_cell_renderer_get_size(textRenderer, parentHandle, null, null, null, w, null);
parent.ignoreSize = false;
int[] buffer = new int[1];
if (OS.gtk_tree_view_get_expander_column(parentHandle) == column) {
OS.gtk_widget_style_get(parentHandle, OS.expander_size, buffer, 0);
rect.x += buffer[0] + TreeItem.EXPANDER_EXTRA_PADDING;
}
OS.gtk_widget_style_get(parentHandle, OS.horizontal_separator, buffer, 0);
int horizontalSeparator = buffer[0];
rect.x += horizontalSeparator;
if (OS.GTK_VERSION >= OS.VERSION(2, 1, 3)) {
OS.gtk_tree_view_column_cell_get_position(column, textRenderer, x, null);
rect.x += x[0];
} else {
if ((parent.style & SWT.CHECK) != 0) {
OS.gtk_cell_renderer_get_size(
parent.checkRenderer, parentHandle, null, null, null, w, null);
rect.x += w[0] + horizontalSeparator;
}
OS.gtk_cell_renderer_get_size(pixbufRenderer, parentHandle, null, null, null, w, null);
rect.x += w[0] + horizontalSeparator;
}
if (parent.columnCount > 0) {
if (rect.x + rect.width > right) {
rect.width = Math.max(0, right - rect.x);
}
}
int width = OS.gtk_tree_view_column_get_visible(column) ? rect.width + 1 : 0;
return new Rectangle(rect.x, rect.y, width, rect.height + 1);
}