/**
* Sets the checked state of the checkbox for this item. This state change only applies if the
* Table was created with the SWT.CHECK style.
*
* @param checked the new checked 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 void setChecked(boolean checked) {
checkWidget();
if ((parent.style & SWT.CHECK) == 0) return;
if (_getChecked() == checked) return;
OS.gtk_list_store_set(parent.modelHandle, handle, Table.CHECKED_COLUMN, checked, -1);
/*
* GTK+'s "inconsistent" state does not match SWT's concept of grayed. To
* show checked+grayed differently from unchecked+grayed, we must toggle the
* grayed state on check and uncheck.
*/
OS.gtk_list_store_set(
parent.modelHandle, handle, Table.GRAYED_COLUMN, !checked ? false : grayed, -1);
cached = true;
}
/**
* 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 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;
}
/**
* Sets the grayed state of the checkbox for this item. This state change only applies if the
* Table was created with the SWT.CHECK style.
*
* @param grayed the new 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 void setGrayed(boolean grayed) {
checkWidget();
if ((parent.style & SWT.CHECK) == 0) return;
if (this.grayed == grayed) return;
this.grayed = grayed;
/*
* GTK+'s "inconsistent" state does not match SWT's concept of grayed.
* Render checked+grayed as "inconsistent", unchecked+grayed as blank.
*/
int /*long*/[] ptr = new int /*long*/[1];
OS.gtk_tree_model_get(parent.modelHandle, handle, Table.CHECKED_COLUMN, ptr, -1);
OS.gtk_list_store_set(
parent.modelHandle, handle, Table.GRAYED_COLUMN, ptr[0] == 0 ? false : grayed, -1);
cached = true;
}
/**
* Sets the receiver's background color to the color specified by the argument, or to the default
* system color for the item if the argument is null.
*
* @param color the new color (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 2.0
*/
public void setBackground(Color color) {
checkWidget();
if (color != null && color.isDisposed()) {
SWT.error(SWT.ERROR_INVALID_ARGUMENT);
}
if (_getBackground().equals(color)) return;
GdkColor gdkColor = color != null ? color.handle : null;
OS.gtk_list_store_set(parent.modelHandle, handle, Table.BACKGROUND_COLUMN, gdkColor, -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 clear() {
if (parent.currentItem == this) return;
if (cached || (parent.style & SWT.VIRTUAL) == 0) {
int columnCount = OS.gtk_tree_model_get_n_columns(parent.modelHandle);
for (int i = 0; i < columnCount; i++) {
OS.gtk_list_store_set(parent.modelHandle, handle, i, 0, -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 = false;
font = null;
cellFont = 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;
}
/**
* Sets the font that the receiver will use to paint textual information for 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 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(Font font) {
checkWidget();
if (font != null && font.isDisposed()) {
SWT.error(SWT.ERROR_INVALID_ARGUMENT);
}
Font oldFont = this.font;
if (oldFont == font) return;
this.font = font;
if (oldFont != null && oldFont.equals(font)) return;
int /*long*/ fontHandle = font != null ? font.handle : 0;
OS.gtk_list_store_set(parent.modelHandle, handle, Table.FONT_COLUMN, 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;
}
