diff options
Diffstat (limited to 'bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Table.java')
| -rw-r--r-- | bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Table.java | 1596 |
1 files changed, 0 insertions, 1596 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Table.java b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Table.java deleted file mode 100644 index 546503be1e..0000000000 --- a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Table.java +++ /dev/null @@ -1,1596 +0,0 @@ -package org.eclipse.swt.widgets; - -/* - * Copyright (c) 2000, 2002 IBM Corp. All rights reserved. - * This file is made available under the terms of the Common Public License v1.0 - * which accompanies this distribution, and is available at - * http://www.eclipse.org/legal/cpl-v10.html - */ - -import org.eclipse.swt.*; -import org.eclipse.swt.internal.*; -import org.eclipse.swt.internal.gtk.*; -import org.eclipse.swt.graphics.*; -import org.eclipse.swt.events.*; - -/** - * Instances of this class implement a selectable user interface - * object that displays a list of images and strings and issue - * notificiation when selected. - * <p> - * The item children that may be added to instances of this class - * must be of type <code>TableItem</code>. - * </p><p> - * Note that although this class is a subclass of <code>Composite</code>, - * it does not make sense to add <code>Control</code> children to it, - * or set a layout on it. - * </p><p> - * <dl> - * <dt><b>Styles:</b></dt> - * <dd>SINGLE, MULTI, CHECK, FULL_SELECTION, HIDE_SELECTION</dd> - * <dt><b>Events:</b></dt> - * <dd>Selection, DefaultSelection</dd> - * </dl> - * <p> - * Note: Only one of the styles SINGLE, and MULTI may be specified. - * </p><p> - * IMPORTANT: This class is <em>not</em> intended to be subclassed. - * </p> - */ -public class Table extends Composite { - int modelHandle, checkRenderer; - int itemCount, columnCount; - TableItem [] items; - TableColumn [] columns; - ImageList imageList; - -/** - * Constructs a new instance of this class given its parent - * and a style value describing its behavior and appearance. - * <p> - * The style value is either one of the style constants defined in - * class <code>SWT</code> which is applicable to instances of this - * class, or must be built by <em>bitwise OR</em>'ing together - * (that is, using the <code>int</code> "|" operator) two or more - * of those <code>SWT</code> style constants. The class description - * lists the style constants that are applicable to the class. - * Style bits are also inherited from superclasses. - * </p> - * - * @param parent a composite control which will be the parent of the new instance (cannot be null) - * @param style the style of control to construct - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_NULL_ARGUMENT - if the parent is null</li> - * </ul> - * @exception SWTException <ul> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li> - * <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li> - * </ul> - * - * @see SWT#SINGLE - * @see SWT#MULTI - * @see SWT#CHECK - * @see SWT#FULL_SELECTION - * @see SWT#HIDE_SELECTION - * @see Widget#checkSubclass - * @see Widget#getStyle - */ -public Table (Composite parent, int style) { - super (parent, checkStyle (style)); -} - -static int checkStyle (int style) { - /* - * To be compatible with Windows, force the H_SCROLL - * and V_SCROLL style bits. On Windows, it is not - * possible to create a table without scroll bars. - */ - style |= SWT.H_SCROLL | SWT.V_SCROLL; - return checkBits (style, SWT.SINGLE, SWT.MULTI, 0, 0, 0, 0); -} - -/** - * Adds the listener to the collection of listeners who will - * be notified when the receiver's selection changes, by sending - * it one of the messages defined in the <code>SelectionListener</code> - * interface. - * <p> - * When <code>widgetSelected</code> is called, the item field of the event object is valid. - * If the reciever has <code>SWT.CHECK</code> style set and the check selection changes, - * the event object detail field contains the value <code>SWT.CHECK</code>. - * <code>widgetDefaultSelected</code> is typically called when an item is double-clicked. - * The item field of the event object is valid for default selection, but the detail field is not used. - * </p> - * - * @param listener the listener which should be notified - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> - * </ul> - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - * - * @see SelectionListener - * @see #removeSelectionListener - * @see SelectionEvent - */ -public void addSelectionListener (SelectionListener listener) { - checkWidget(); - if (listener == null) error (SWT.ERROR_NULL_ARGUMENT); - TypedListener typedListener = new TypedListener (listener); - addListener (SWT.Selection,typedListener); - addListener (SWT.DefaultSelection,typedListener); -} - -public Point computeSize (int wHint, int hHint, boolean changed) { - checkWidget (); - Point size = computeNativeSize(handle, wHint, hHint, changed); - Rectangle trim = computeTrim (0, 0, size.x, size.y); - size.x = trim.width; - size.y = trim.height; - return size; -} - -void createHandle (int index) { - state |= HANDLE; - fixedHandle = OS.gtk_fixed_new (); - if (fixedHandle == 0) error (SWT.ERROR_NO_HANDLES); - OS.gtk_fixed_set_has_window (fixedHandle, true); - scrolledHandle = OS.gtk_scrolled_window_new (0, 0); - if (scrolledHandle == 0) error (SWT.ERROR_NO_HANDLES); - /* - * Columns: - * 0 - check - * 1 - foreground - * 2 - background - * 3 - text - * 4 - pixbuf - * 5 - ... - */ - int [] types = getColumnTypes (1); - modelHandle = OS.gtk_list_store_newv (types.length, types); - if (modelHandle == 0) error (SWT.ERROR_NO_HANDLES); - handle = OS.gtk_tree_view_new_with_model (modelHandle); - if (handle == 0) error (SWT.ERROR_NO_HANDLES); - if ((style & SWT.CHECK) != 0) { - checkRenderer = OS.gtk_cell_renderer_toggle_new (); - if (checkRenderer == 0) error (SWT.ERROR_NO_HANDLES); - OS.g_object_ref (checkRenderer); - } - createColumn (null, 0); - int parentHandle = parent.parentingHandle (); - OS.gtk_container_add (parentHandle, fixedHandle); - OS.gtk_container_add (fixedHandle, scrolledHandle); - OS.gtk_container_add (scrolledHandle, handle); - OS.gtk_widget_show (fixedHandle); - OS.gtk_widget_show (scrolledHandle); - OS.gtk_widget_show (handle); - - int mode = (style & SWT.MULTI) != 0 ? OS.GTK_SELECTION_MULTIPLE : OS.GTK_SELECTION_BROWSE; - int selectionHandle = OS.gtk_tree_view_get_selection (handle); - OS.gtk_tree_selection_set_mode (selectionHandle, mode); - OS.gtk_tree_view_set_headers_visible (handle, false); - int hsp = (style & SWT.H_SCROLL) != 0 ? OS.GTK_POLICY_AUTOMATIC : OS.GTK_POLICY_NEVER; - int vsp = (style & SWT.V_SCROLL) != 0 ? OS.GTK_POLICY_AUTOMATIC : OS.GTK_POLICY_NEVER; - OS.gtk_scrolled_window_set_policy (scrolledHandle, hsp, vsp); - if ((style & SWT.BORDER) != 0) OS.gtk_scrolled_window_set_shadow_type (scrolledHandle, OS.GTK_SHADOW_ETCHED_IN); -} - -void createColumn (TableColumn column, int index) { - int modelIndex = 3; - if (columnCount != 0) { - int modelLength = OS.gtk_tree_model_get_n_columns (modelHandle); - boolean [] usedColumns = new boolean [modelLength]; - for (int i=0; i<columnCount; i++) { - int columnIndex = columns [i].modelIndex; - usedColumns [columnIndex] = usedColumns [columnIndex + 1] = true; - } - while (modelIndex < modelLength) { - if (!usedColumns [modelIndex]) break; - modelIndex++; - } - if (modelIndex == modelLength) { - int oldModel = modelHandle; - int[] types = getColumnTypes (columnCount + 4); - int newModel = OS.gtk_list_store_newv (types.length, types); - if (newModel == 0) error (SWT.ERROR_NO_HANDLES); - int [] ptr = new int [1]; - for (int i=0; i<itemCount; i++) { - TableItem item = items [i]; - int oldItem = item.handle; - int newItem = OS.g_malloc (OS.GtkTreeIter_sizeof ()); - if (newItem == 0) error (SWT.ERROR_NO_HANDLES); - OS.gtk_list_store_insert (newModel, newItem, i); - for (int j=0; j<modelLength; j++) { - OS.gtk_tree_model_get (oldModel, oldItem, j, ptr, -1); - OS.gtk_list_store_set (newModel, newItem, j, ptr [0], -1); - if (types [j] == OS.G_TYPE_STRING ()) OS.g_free ((ptr [0])); - } - OS.gtk_list_store_remove (oldModel, oldItem); - OS.g_free (oldItem); - item.handle = newItem; - } - OS.gtk_tree_view_set_model (handle, newModel); - OS.g_object_unref (oldModel); - modelHandle = newModel; - } - } - int columnHandle = OS.gtk_tree_view_column_new (); - if (columnHandle == 0) error (SWT.ERROR_NO_HANDLES); - if (index == 0 && columnCount > 0) { - TableColumn checkColumn = columns [0]; - createRenderers (checkColumn.handle, checkColumn.modelIndex, false); - } - createRenderers (columnHandle, modelIndex, index == 0); - OS.gtk_tree_view_column_set_resizable (columnHandle, true); - OS.gtk_tree_view_column_set_clickable (columnHandle, true); - OS.gtk_tree_view_insert_column (handle, columnHandle, index); - if (column != null) { - column.handle = columnHandle; - column.modelIndex = modelIndex; - } -} - -void createRenderers (int columnHandle, int modelIndex, boolean check) { - OS.gtk_tree_view_column_clear (columnHandle); - if ((style & SWT.CHECK) != 0 && check) { - OS.gtk_tree_view_column_pack_start (columnHandle, checkRenderer, false); - OS.gtk_tree_view_column_add_attribute (columnHandle, checkRenderer, "active", 0); - } - int pixbufRenderer = OS.gtk_cell_renderer_pixbuf_new (); - if (pixbufRenderer == 0) error (SWT.ERROR_NO_HANDLES); - OS.gtk_tree_view_column_pack_start (columnHandle, pixbufRenderer, false); - OS.gtk_tree_view_column_add_attribute (columnHandle, pixbufRenderer, "pixbuf", modelIndex); - int textRenderer = OS.gtk_cell_renderer_text_new (); - if (textRenderer == 0) error (SWT.ERROR_NO_HANDLES); - OS.gtk_tree_view_column_pack_start (columnHandle, textRenderer, true); - OS.gtk_tree_view_column_add_attribute (columnHandle, textRenderer, "text", modelIndex + 1); - OS.gtk_tree_view_column_add_attribute (columnHandle, textRenderer, "foreground-gdk", 1); - OS.gtk_tree_view_column_add_attribute (columnHandle, textRenderer, "background-gdk", 2); -} - -void createItem (TableColumn column, int index) { - if (!(0 <= index && index <= columnCount)) error (SWT.ERROR_ITEM_NOT_ADDED); - if (columnCount == 0) { - column.handle = OS.gtk_tree_view_get_column (handle, 0); - column.modelIndex = 3; - } else { - createColumn (column, index); - } - if (columnCount == columns.length) { - TableColumn [] newColumns = new TableColumn [columns.length + 4]; - System.arraycopy (columns, 0, newColumns, 0, columns.length); - columns = newColumns; - } - System.arraycopy (columns, index, columns, index + 1, columnCount++ - index); - columns [index] = column; -} - -void createItem (TableItem item, int index) { - if (!(0 <= index && index <= itemCount)) error (SWT.ERROR_ITEM_NOT_ADDED); - if (itemCount == items.length) { - TableItem [] newItems = new TableItem [items.length + 4]; - System.arraycopy (items, 0, newItems, 0, items.length); - items = newItems; - } - item.handle = OS.g_malloc (OS.GtkTreeIter_sizeof ()); - if (item.handle == 0) error (SWT.ERROR_NO_HANDLES); - OS.gtk_list_store_insert (modelHandle, item.handle, index); - System.arraycopy (items, index, items, index + 1, itemCount++ - index); - items [index] = item; -} - -void createWidget (int index) { - super.createWidget (index); - items = new TableItem [4]; - columns = new TableColumn [4]; - itemCount = columnCount = 0; -} - -GdkColor defaultBackground () { - Display display = getDisplay (); - return display.COLOR_LIST_BACKGROUND; -} - -GdkColor defaultForeground () { - Display display = getDisplay (); - return display.COLOR_LIST_FOREGROUND; -} - -void deregister() { - super.deregister (); - WidgetTable.remove (OS.gtk_tree_view_get_selection (handle)); - if (checkRenderer != 0) WidgetTable.remove (checkRenderer); -} - -/** - * Deselects the item at the given zero-relative index in the receiver. - * If the item at the index was already deselected, it remains - * deselected. Indices that are out of range are ignored. - * - * @param index the index of the item to deselect - * - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public void deselect (int index) { - checkWidget(); - if (index < 0 || index >= itemCount) return; - OS.g_signal_handlers_block_matched (handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, CHANGED); - int selection = OS.gtk_tree_view_get_selection (handle); - OS.gtk_tree_selection_unselect_iter (selection, items [index].handle); - OS.g_signal_handlers_unblock_matched (handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, CHANGED); -} - -/** - * Deselects the items at the given zero-relative indices in the receiver. - * If the item at the given zero-relative index in the receiver - * is selected, it is deselected. If the item at the index - * was not selected, it remains deselected. The range of the - * indices is inclusive. Indices that are out of range are ignored. - * - * @param start the start index of the items to deselect - * @param end the end index of the items to deselect - * - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public void deselect (int start, int end) { - checkWidget(); - int selection = OS.gtk_tree_view_get_selection (handle); - OS.g_signal_handlers_block_matched (handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, CHANGED); - for (int index=start; index<=end; index++) { - if (index < 0 || index >= itemCount) continue; - OS.gtk_tree_selection_unselect_iter (selection, items [index].handle); - } - OS.g_signal_handlers_unblock_matched (handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, CHANGED); -} - -/** - * Deselects the items at the given zero-relative indices in the receiver. - * If the item at the given zero-relative index in the receiver - * is selected, it is deselected. If the item at the index - * was not selected, it remains deselected. Indices that are out - * of range and duplicate indices are ignored. - * - * @param indices the array of indices for the items to deselect - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> - * </ul> - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public void deselect (int [] indices) { - checkWidget(); - if (indices == null) error (SWT.ERROR_NULL_ARGUMENT); - int selection = OS.gtk_tree_view_get_selection (handle); - OS.g_signal_handlers_block_matched (handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, CHANGED); - for (int i=0; i<indices.length; i++) { - int index = indices[i]; - if (index < 0 || index >= itemCount) continue; - OS.gtk_tree_selection_unselect_iter (selection, items [index].handle); - } - OS.g_signal_handlers_unblock_matched (handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, CHANGED); -} - -/** - * Deselects all selected items in the receiver. - * - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public void deselectAll () { - checkWidget(); - OS.g_signal_handlers_block_matched (handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, CHANGED); - int selection = OS.gtk_tree_view_get_selection (handle); - OS.gtk_tree_selection_unselect_all (selection); - OS.g_signal_handlers_unblock_matched (handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, CHANGED); -} - -void destroyItem (TableColumn column) { - int index = 0; - while (index < columnCount) { - if (columns [index] == column) break; - index++; - } - if (index == columnCount) return; - int columnHandle = column.handle; - System.arraycopy (columns, index + 1, columns, index, --columnCount - index); - columns [columnCount] = null; - OS.gtk_tree_view_remove_column (handle, columnHandle); - if (columnCount == 0) { - int oldModel = modelHandle; - int[] types = getColumnTypes (1); - int newModel = OS.gtk_list_store_newv (types.length, types); - if (newModel == 0) error (SWT.ERROR_NO_HANDLES); - int [] ptr = new int [1]; - for (int i=0; i<itemCount; i++) { - TableItem item = items [i]; - int oldItem = item.handle; - int newItem = OS.g_malloc (OS.GtkTreeIter_sizeof ()); - if (newItem == 0) error (SWT.ERROR_NO_HANDLES); - OS.gtk_list_store_insert (newModel, newItem, i); - for (int j=0; j<3; j++) { - OS.gtk_tree_model_get (oldModel, oldItem, j, ptr, -1); - OS.gtk_list_store_set (newModel, newItem, j, ptr [0], -1); - } - OS.gtk_tree_model_get (oldModel, oldItem, column.modelIndex, ptr, -1); - OS.gtk_list_store_set (newModel, newItem, 3, ptr [0], -1); - OS.gtk_tree_model_get (oldModel, oldItem, column.modelIndex + 1, ptr, -1); - OS.gtk_list_store_set (newModel, newItem, 3 + 1, ptr [0], -1); - OS.g_free ( (ptr [0])); - OS.gtk_list_store_remove (oldModel, oldItem); - OS.g_free (oldItem); - item.handle = newItem; - } - OS.gtk_tree_view_set_model (handle, newModel); - OS.g_object_unref (oldModel); - modelHandle = newModel; - createColumn (null, 0); - } else { - for (int i=0; i<itemCount; i++) { - int item = items [i].handle; - int modelIndex = column.modelIndex; - OS.gtk_list_store_set (modelHandle, item, modelIndex, 0, -1); - OS.gtk_list_store_set (modelHandle, item, modelIndex + 1, 0, -1); - } - if (index == 0) { - TableColumn checkColumn = columns [0]; - createRenderers (checkColumn.handle, checkColumn.modelIndex, true); - } - } - column.handle = 0; -} - -void destroyItem (TableItem item) { - int index = 0; - while (index < itemCount) { - if (items [index] == item) break; - index++; - } - if (index == itemCount) return; - int itemHandle = item.handle; - OS.g_signal_handlers_block_matched (handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, CHANGED); - OS.gtk_list_store_remove (modelHandle, itemHandle); - OS.g_signal_handlers_unblock_matched (handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, CHANGED); - OS.g_free (itemHandle); - item.handle = 0; - System.arraycopy (items, index + 1, items, index, --itemCount - index); - items [itemCount] = null; -} - -GdkColor getBackgroundColor () { - return getBaseColor (); -} - -/** - * Returns the column at the given, zero-relative index in the - * receiver. Throws an exception if the index is out of range. - * If no <code>TableColumn</code>s were created by the programmer, - * this method will throw <code>ERROR_INVALID_RANGE</code> despite - * the fact that a single column of data may be visible in the table. - * This occurs when the programmer uses the table like a list, adding - * items but never creating a column. - * - * @param index the index of the column to return - * @return the column at the given index - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_INVALID_RANGE - if the index is not between 0 and the number of elements in the list minus 1 (inclusive)</li> - * </ul> - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public TableColumn getColumn (int index) { - checkWidget(); - if (!(0 <= index && index < columnCount)) error (SWT.ERROR_CANNOT_GET_ITEM); - return columns [index]; -} - -/** - * Returns the number of columns contained in the receiver. - * If no <code>TableColumn</code>s were created by the programmer, - * this value is zero, despite the fact that visually, one column - * of items is may be visible. This occurs when the programmer uses - * the table like a list, adding items but never creating a column. - * - * @return the number of columns - * - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - * @exception SWTError <ul> - * <li>ERROR_CANNOT_GET_COUNT - if the operation fails because of an operating system failure</li> - * </ul> - */ -public int getColumnCount () { - checkWidget(); - return columnCount; -} - -int[] getColumnTypes (int n) { - int[] types = new int [(n * 2) + 3]; - types [0] = OS.G_TYPE_BOOLEAN (); - types [1] = types [2] = OS.GDK_TYPE_COLOR (); - for (int i=3; i<types.length; i+=2) { - types [i] = OS.GDK_TYPE_PIXBUF (); - types [i + 1] = OS.G_TYPE_STRING (); - } - return types; -} - -/** - * Returns an array of <code>TableColumn</code>s which are the - * columns in the receiver. If no <code>TableColumn</code>s were - * created by the programmer, the array is empty, despite the fact - * that visually, one column of items may be visible. This occurs - * when the programmer uses the table like a list, adding items but - * never creating a column. - * <p> - * Note: This is not the actual structure used by the receiver - * to maintain its list of items, so modifying the array will - * not affect the receiver. - * </p> - * - * @return the items in the receiver - * - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public TableColumn [] getColumns () { - checkWidget(); - TableColumn [] result = new TableColumn [columnCount]; - System.arraycopy (columns, 0, result, 0, columnCount); - return result; -} - -TableItem getFocusItem () { - int [] path = new int [1]; - OS.gtk_tree_view_get_cursor (handle, path, null); - if (path [0] == 0) return null; - TableItem item = null; - int indices = OS.gtk_tree_path_get_indices (path [0]); - if (indices != 0) { - int [] index = new int []{-1}; - OS.memmove (index, indices, 4); - item = items [index [0]]; - } - OS.gtk_tree_path_free (path [0]); - return item; -} - -GdkColor getForegroundColor () { - return getTextColor (); -} - -/** - * Returns the width in pixels of a grid line. - * - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public int getGridLineWidth () { - checkWidget(); - return 0; -} - -/** - * Returns the height of the receiver's header - * - * @return the height of the header or zero if the header is not visible - * - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - * - * @since 2.0 - */ -public int getHeaderHeight () { - checkWidget (); - if (!OS.gtk_tree_view_get_headers_visible (handle)) return 0; - OS.gtk_widget_realize (handle); - int fixedWindow = OS.GTK_WIDGET_WINDOW (fixedHandle); - int binWindow = OS.gtk_tree_view_get_bin_window (handle); - int [] binY = new int [1]; - OS.gdk_window_get_origin (binWindow, null, binY); - int [] fixedY = new int [1]; - OS.gdk_window_get_origin (fixedWindow, null, fixedY); - return binY [0] - fixedY [0]; -} - -/** - * Returns <code>true</code> if the receiver's header is visible, - * and <code>false</code> otherwise. - * <p> - * If one of the receiver's ancestors is not visible or some - * other condition makes the receiver not visible, this method - * may still indicate that it is considered visible even though - * it may not actually be showing. - * </p> - * - * @return the receiver's header's visibility state - * - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public boolean getHeaderVisible () { - checkWidget(); - return OS.gtk_tree_view_get_headers_visible (handle); -} - -/** - * Returns the item at the given, zero-relative index in the - * receiver. Throws an exception if the index is out of range. - * - * @param index the index of the item to return - * @return the item at the given index - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_INVALID_RANGE - if the index is not between 0 and the number of elements in the list minus 1 (inclusive)</li> - * </ul> - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public TableItem getItem (int index) { - checkWidget(); - if (!(0 <= index && index < itemCount)) error (SWT.ERROR_CANNOT_GET_ITEM); - return items [index]; -} - -/** - * Returns the item at the given point in the receiver - * or null if no such item exists. The point is in the - * coordinate system of the receiver. - * - * @param point the point used to locate the item - * @return the item at the given point - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> - * </ul> - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public TableItem getItem (Point pt) { - checkWidget(); - int [] path = new int [1]; - int clientY = pt.y - getHeaderHeight (); - if (!OS.gtk_tree_view_get_path_at_pos (handle, pt.x, clientY, path, null, null, null)) return null; - if (path [0] == 0) return null; - int indices = OS.gtk_tree_path_get_indices (path [0]); - TableItem item = null; - if (indices != 0) { - int [] index = new int [1]; - OS.memmove (index, indices, 4); - item = items [index [0]]; - } - OS.gtk_tree_path_free (path [0]); - return item; -} - -/** - * Returns the number of items contained in the receiver. - * - * @return the number of items - * - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public int getItemCount () { - checkWidget (); - return itemCount; -} - -/** - * Returns the height of the area which would be used to - * display <em>one</em> of the items in the receiver's. - * - * @return the height of one item - * - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public int getItemHeight () { - checkWidget(); - // FIXME - // I (bgs) am not sure what to do with this. - // In GTK2, rows may have different heights, so asking - // this question will only make sense given the item. - if (itemCount == 0) return 15; - GdkRectangle rect = new GdkRectangle (); - int path = OS.gtk_tree_path_new_first (); - OS.gtk_tree_view_get_cell_area (handle, path, 0, rect); - OS.gtk_tree_path_free (path); - return rect.height; -} - -/** - * Returns an array of <code>TableItem</code>s which are the items - * in the receiver. - * <p> - * Note: This is not the actual structure used by the receiver - * to maintain its list of items, so modifying the array will - * not affect the receiver. - * </p> - * - * @return the items in the receiver - * - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public TableItem [] getItems () { - checkWidget(); - TableItem [] result = new TableItem [itemCount]; - System.arraycopy (items, 0, result, 0, itemCount); - return result; -} - -/** - * Returns <code>true</code> if the receiver's lines are visible, - * and <code>false</code> otherwise. - * <p> - * If one of the receiver's ancestors is not visible or some - * other condition makes the receiver not visible, this method - * may still indicate that it is considered visible even though - * it may not actually be showing. - * </p> - * - * @return the visibility state of the lines - * - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public boolean getLinesVisible() { - checkWidget(); - return false; -} - -/** - * Returns an array of <code>TableItem</code>s that are currently - * selected in the receiver. An empty array indicates that no - * items are selected. - * <p> - * Note: This is not the actual structure used by the receiver - * to maintain its selection, so modifying the array will - * not affect the receiver. - * </p> - * @return an array representing the selection - * - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public TableItem [] getSelection () { - checkWidget(); - Display display = getDisplay (); - display.treeSelectionLength = 0; - display.treeSelection = new int [itemCount]; - int selection = OS.gtk_tree_view_get_selection (handle); - OS.gtk_tree_selection_selected_foreach (selection, display.treeSelectionProc, handle); - TableItem [] result = new TableItem [display.treeSelectionLength]; - for (int i=0; i<result.length; i++) result [i] = items [display.treeSelection [i]]; - return result; -} - -/** - * Returns the number of selected items contained in the receiver. - * - * @return the number of selected items - * - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public int getSelectionCount () { - checkWidget(); - Display display = getDisplay (); - display.treeSelectionLength = 0; - display.treeSelection = null; - int selection = OS.gtk_tree_view_get_selection (handle); - OS.gtk_tree_selection_selected_foreach (selection, display.treeSelectionProc, handle); - return display.treeSelectionLength; -} - -/** - * Returns the zero-relative index of the item which is currently - * selected in the receiver, or -1 if no item is selected. - * - * @return the index of the selected item - * - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public int getSelectionIndex () { - checkWidget(); - Display display = getDisplay (); - display.treeSelectionLength = 0; - display.treeSelection = new int [itemCount]; - int selection = OS.gtk_tree_view_get_selection (handle); - OS.gtk_tree_selection_selected_foreach (selection, display.treeSelectionProc, handle); - if (display.treeSelectionLength == 0) return -1; - return display.treeSelection [0]; -} - -/** - * Returns the zero-relative indices of the items which are currently - * selected in the receiver. The array is empty if no items are selected. - * <p> - * Note: This is not the actual structure used by the receiver - * to maintain its selection, so modifying the array will - * not affect the receiver. - * </p> - * @return the array of indices of the selected items - * - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public int [] getSelectionIndices () { - checkWidget(); - Display display = getDisplay (); - display.treeSelectionLength = 0; - display.treeSelection = new int [itemCount]; - int selection = OS.gtk_tree_view_get_selection (handle); - OS.gtk_tree_selection_selected_foreach (selection, display.treeSelectionProc, handle); - if (display.treeSelectionLength == display.treeSelection.length) return display.treeSelection; - int [] result = new int [display.treeSelectionLength]; - System.arraycopy (display.treeSelection, 0, result, 0, display.treeSelectionLength); - return result; -} - -/** - * Returns the zero-relative index of the item which is currently - * at the top of the receiver. This index can change when items are - * scrolled or new items are added or removed. - * - * @return the index of the top item - * - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public int getTopIndex () { - checkWidget(); - int [] path = new int [1]; - if (!OS.gtk_tree_view_get_path_at_pos (handle, 1, 1, path, null, null, null)) return 0; - if (path [0] == 0) return 0; - int indices = OS.gtk_tree_path_get_indices (path[0]); - int[] index = new int [1]; - if (indices != 0) OS.memmove (index, indices, 4); - OS.gtk_tree_path_free (path [0]); - return index [0]; -} - -int gtk_button_press_event (int widget, int event) { - GdkEventButton gdkEvent = new GdkEventButton (); - OS.memmove (gdkEvent, event, GdkEventButton.sizeof); - if (gdkEvent.window != OS.gtk_tree_view_get_bin_window (handle)) return 0; - int headerHeight = getHeaderHeight (); - gdkEvent.y += headerHeight; - OS.memmove (event, gdkEvent, GdkEventButton.sizeof); - int result = super.gtk_button_press_event (widget, event); - gdkEvent.y -= headerHeight; - OS.memmove (event, gdkEvent, GdkEventButton.sizeof); - return result; -} - -int gtk_button_release_event (int widget, int event) { - GdkEventButton gdkEvent = new GdkEventButton (); - OS.memmove (gdkEvent, event, GdkEventButton.sizeof); - if (gdkEvent.window != OS.gtk_tree_view_get_bin_window (handle)) return 0; - int headerHeight = getHeaderHeight (); - gdkEvent.y += headerHeight; - OS.memmove (event, gdkEvent, GdkEventButton.sizeof); - int result = super.gtk_button_release_event (widget, event); - gdkEvent.y -= headerHeight; - OS.memmove (event, gdkEvent, GdkEventButton.sizeof); - return result; -} - -int gtk_changed (int widget) { - TableItem item = getFocusItem (); - if (item != null) { - Event event = new Event (); - event.item = item; - postEvent (SWT.Selection, event); - } - return 0; -} - -int gtk_key_press_event (int widget, int eventPtr) { - int result = super.gtk_key_press_event (widget, eventPtr); - if (result != 0) return result; - - /* - * Feature in GTK. When an item is default selected using - * the return key, GTK does not issue notification. The fix is - * to issue this notification when the return key is pressed. - */ - GdkEventKey keyEvent = new GdkEventKey (); - OS.memmove (keyEvent, eventPtr, GdkEventKey.sizeof); - int key = keyEvent.keyval; - switch (key) { - case OS.GDK_Return: - case OS.GDK_KP_Enter: { - Event event = new Event (); - event.item = getFocusItem (); - postEvent (SWT.DefaultSelection, event); - break; - } - } - return result; -} - -int gtk_motion_notify_event (int widget, int event) { - GdkEventButton gdkEvent = new GdkEventButton (); - OS.memmove (gdkEvent, event, GdkEventButton.sizeof); - if (gdkEvent.window != OS.gtk_tree_view_get_bin_window (handle)) return 0; - int headerHeight = getHeaderHeight (); - gdkEvent.y += headerHeight; - OS.memmove (event, gdkEvent, GdkEventButton.sizeof); - int result = super.gtk_motion_notify_event (widget, event); - gdkEvent.y -= headerHeight; - OS.memmove (event, gdkEvent, GdkEventButton.sizeof); - return result; -} - -int gtk_row_activated (int tree, int path, int column) { - TableItem item = null; - int indices = OS.gtk_tree_path_get_indices (path); - if (indices != 0) { - int [] index = new int []{-1}; - OS.memmove (index, indices, 4); - item = items [index [0]]; - } - Event event = new Event (); - event.item = item; - postEvent (SWT.DefaultSelection, event); - return 0; -} - -int gtk_toggled (int renderer, int pathStr) { - int path = OS.gtk_tree_path_new_from_string (pathStr); - if (path == 0) return 0; - int indices = OS.gtk_tree_path_get_indices (path); - if (indices != 0) { - int [] index = new int [1]; - OS.memmove (index, indices, 4); - TableItem item = items [index [0]]; - item.setChecked (!item.getChecked ()); - Event event = new Event (); - event.detail = SWT.CHECK; - event.item = item; - postEvent (SWT.Selection, event); - } - OS.gtk_tree_path_free (path); - return 0; -} - -void hookEvents () { - super.hookEvents (); - Display display = getDisplay (); - int selection = OS.gtk_tree_view_get_selection(handle); - OS.g_signal_connect (selection, OS.changed, display.windowProc2, CHANGED); - OS.g_signal_connect (handle, OS.row_activated, display.windowProc4, ROW_ACTIVATED); - if (checkRenderer != 0) { - OS.g_signal_connect (checkRenderer, OS.toggled, display.windowProc3, TOGGLED); - } -} - -/** - * Searches the receiver's list starting at the first column - * (index 0) until a column is found that is equal to the - * argument, and returns the index of that column. If no column - * is found, returns -1. - * - * @param column the search column - * @return the index of the column - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_NULL_ARGUMENT - if the string is null</li> - * </ul> - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public int indexOf (TableColumn column) { - checkWidget(); - if (column == null) error (SWT.ERROR_NULL_ARGUMENT); - for (int i=0; i<columnCount; i++) { - if (columns [i] == column) return i; - } - return -1; -} - -/** - * Searches the receiver's list starting at the first item - * (index 0) until an item is found that is equal to the - * argument, and returns the index of that item. If no item - * is found, returns -1. - * - * @param item the search item - * @return the index of the item - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_NULL_ARGUMENT - if the string is null</li> - * </ul> - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public int indexOf (TableItem item) { - checkWidget(); - if (item == null) error (SWT.ERROR_NULL_ARGUMENT); - for (int i=0; i<itemCount; i++) { - if (items [i] == item) return i; - } - return -1; -} - -/** - * Returns <code>true</code> if the item is selected, - * and <code>false</code> otherwise. Indices out of - * range are ignored. - * - * @param index the index of the item - * @return the visibility state of the item at the index - * - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public boolean isSelected (int index) { - checkWidget(); - int selection = OS.gtk_tree_view_get_selection (handle); - byte [] buffer = Converter.wcsToMbcs (null, Integer.toString (index), true); - int path = OS.gtk_tree_path_new_from_string (buffer); - boolean answer = OS.gtk_tree_selection_path_is_selected (selection, path); - OS.gtk_tree_path_free (path); - return answer; -} - -int paintWindow () { - OS.gtk_widget_realize (handle); - return OS.gtk_tree_view_get_bin_window (handle); -} - -void releaseWidget () { - for (int i=0; i<columnCount; i++) { - TableColumn column = columns [i]; - if (!column.isDisposed ()) column.releaseResources (); - } - columns = null; - for (int i=0; i<itemCount; i++) { - TableItem item = items [i]; - if (!item.isDisposed ()) item.releaseResources (); - } - items = null; - super.releaseWidget (); - if (modelHandle != 0) OS.g_object_unref (modelHandle); - modelHandle = 0; - if (checkRenderer != 0) OS.g_object_unref (checkRenderer); - checkRenderer = 0; - if (imageList != null) { - imageList.dispose (); - imageList = null; - } -} - -void register () { - super.register (); - WidgetTable.put (OS.gtk_tree_view_get_selection (handle), this); - if (checkRenderer != 0) WidgetTable.put (checkRenderer, this); -} - -/** - * Removes the item from the receiver at the given - * zero-relative index. - * - * @param index the index for the item - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_INVALID_RANGE - if the index is not between 0 and the number of elements in the list minus 1 (inclusive)</li> - * </ul> - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - * @exception SWTError <ul> - * <li>ERROR_ITEM_NOT_REMOVED - if the operation fails because of an operating system failure</li> - * </ul> - */ -public void remove (int index) { - checkWidget(); - if (!(0 <= index && index <= itemCount)) error (SWT.ERROR_ITEM_NOT_REMOVED); - TableItem item = items [index]; - OS.gtk_list_store_remove (modelHandle, item.handle); - System.arraycopy (items, index + 1, items, index, --itemCount - index); - items [itemCount] = null; - item.releaseResources (); -} - -/** - * Removes the items from the receiver which are - * between the given zero-relative start and end - * indices (inclusive). - * - * @param start the start of the range - * @param end the end of the range - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_INVALID_RANGE - if either the start or end are not between 0 and the number of elements in the list minus 1 (inclusive)</li> - * </ul> - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - * @exception SWTError <ul> - * <li>ERROR_ITEM_NOT_REMOVED - if the operation fails because of an operating system failure</li> - * </ul> - */ -public void remove (int start, int end) { - checkWidget(); - int index = start; - while (index <= end) { - if (index < 0 || index >= itemCount) break; - TableItem item = items [index]; - OS.gtk_list_store_remove (modelHandle, item.handle); - item.releaseResources (); - index++; - } - System.arraycopy (items, index, items, start, itemCount - index); - for (int i=itemCount-(index-start); i<itemCount; i++) items [i] = null; - itemCount = itemCount - (index - start); - if (index <= end) error (SWT.ERROR_INVALID_RANGE); -} - -/** - * Removes the items from the receiver's list at the given - * zero-relative indices. - * - * @param indices the array of indices of the items - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_INVALID_RANGE - if the index is not between 0 and the number of elements in the list minus 1 (inclusive)</li> - * </ul> - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - * @exception SWTError <ul> - * <li>ERROR_ITEM_NOT_REMOVED - if the operation fails because of an operating system failure</li> - * </ul> - */ -public void remove (int [] indices) { - checkWidget(); - if (indices == null) error (SWT.ERROR_NULL_ARGUMENT); - int [] newIndices = new int [indices.length]; - System.arraycopy (indices, 0, newIndices, 0, indices.length); - sort (newIndices); - int last = -1; - for (int i=0; i<newIndices.length; i++) { - int index = newIndices [i]; - if (index != last || i == 0) { - if (index < 0 || index >= itemCount) error (SWT.ERROR_INVALID_RANGE); - TableItem item = items [index]; - OS.gtk_list_store_remove (modelHandle, item.handle); - // BUG - disposed callback could remove an item - item.releaseResources (); - System.arraycopy (items, index + 1, items, index, --itemCount - index); - items [itemCount] = null; - last = index; - } - } -} - -/** - * Removes all of the items from the receiver. - * <p> - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public void removeAll () { - checkWidget(); - OS.gtk_list_store_clear (modelHandle); - int index = itemCount - 1; - while (index >= 0) { - TableItem item = items [index]; - item.releaseResources (); - --index; - } - items = new TableItem [4]; - itemCount = 0; -} - -/** - * Removes the listener from the collection of listeners who will - * be notified when the receiver's selection changes. - * - * @param listener the listener which should no longer be notified - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> - * </ul> - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - * - * @see SelectionListener - * @see #addSelectionListener - */ -public void removeSelectionListener(SelectionListener listener) { - checkWidget(); - if (listener == null) error (SWT.ERROR_NULL_ARGUMENT); - if (eventTable == null) return; - eventTable.unhook (SWT.Selection, listener); - eventTable.unhook (SWT.DefaultSelection,listener); -} - -/** - * Selects the item at the given zero-relative index in the receiver. - * If the item at the index was already selected, it remains - * selected. Indices that are out of range are ignored. - * - * @param index the index of the item to select - * - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public void select (int index) { - checkWidget(); - if (index <0 || index >= itemCount) return; - OS.g_signal_handlers_block_matched (handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, CHANGED); - int selection = OS.gtk_tree_view_get_selection (handle); - OS.gtk_tree_selection_select_iter (selection, items [index].handle); - OS.g_signal_handlers_unblock_matched (handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, CHANGED); -} - -/** - * Selects the items at the given zero-relative indices in the receiver. - * If the item at the index was already selected, it remains - * selected. The range of the indices is inclusive. Indices that are - * out of range are ignored. - * - * @param start the start of the range - * @param end the end of the range - * - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public void select (int start, int end) { - checkWidget(); - OS.g_signal_handlers_block_matched (handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, CHANGED); - int selection = OS.gtk_tree_view_get_selection (handle); - for (int index=start; index<=end; index++) { - if (index < 0 || index >= itemCount) continue; - OS.gtk_tree_selection_select_iter (selection, items [index].handle); - } - OS.g_signal_handlers_unblock_matched (handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, CHANGED); -} - -/** - * Selects the items at the given zero-relative indices in the receiver. - * If the item at the given zero-relative index in the receiver - * is not selected, it is selected. If the item at the index - * was selected, it remains selected. Indices that are out - * of range and duplicate indices are ignored. - * - * @param indices the array of indices for the items to select - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_NULL_ARGUMENT - if the array of indices is null</li> - * </ul> - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public void select (int [] indices) { - checkWidget(); - if (indices == null) error (SWT.ERROR_NULL_ARGUMENT); - OS.g_signal_handlers_block_matched (handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, CHANGED); - int selection = OS.gtk_tree_view_get_selection (handle); - for (int i=0; i<indices.length; i++) { - int index = indices [i]; - if (index < 0 || index >= itemCount) continue; - OS.gtk_tree_selection_select_iter (selection, items [index].handle); - } - OS.g_signal_handlers_unblock_matched (handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, CHANGED); -} - -/** - * Selects all the items in the receiver. - * - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public void selectAll () { - checkWidget(); - OS.g_signal_handlers_block_matched (handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, CHANGED); - int selection = OS.gtk_tree_view_get_selection (handle); - OS.gtk_tree_selection_select_all (selection); - OS.g_signal_handlers_unblock_matched (handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, CHANGED); -} - -void setBackgroundColor (GdkColor color) { - super.setBackgroundColor (color); - OS.gtk_widget_modify_base (handle, 0, color); -} - -void setForegroundColor (GdkColor color) { - super.setForegroundColor (color); - OS.gtk_widget_modify_text (handle, 0, color); -} - -/** - * Marks the receiver's header as visible if the argument is <code>true</code>, - * and marks it invisible otherwise. - * <p> - * If one of the receiver's ancestors is not visible or some - * other condition makes the receiver not visible, marking - * it visible may not actually cause it to be displayed. - * </p> - * - * @param visible the new visibility state - * - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public void setHeaderVisible (boolean show) { - checkWidget (); - OS.gtk_tree_view_set_headers_visible (handle, show); -} - -/** - * Marks the receiver's lines as visible if the argument is <code>true</code>, - * and marks it invisible otherwise. - * <p> - * If one of the receiver's ancestors is not visible or some - * other condition makes the receiver not visible, marking - * it visible may not actually cause it to be displayed. - * </p> - * - * @param visible the new visibility state - * - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public void setLinesVisible (boolean show) { - checkWidget(); -} - -/** - * Selects the item at the given zero-relative index in the receiver. - * The current selected is first cleared, then the new item is selected. - * - * @param index the index of the item to select - * - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - * - * @see Table#deselectAll() - * @see Table#select(int) - */ -public void setSelection (int index) { - deselectAll (); - select (index); -} - -/** - * Selects the items at the given zero-relative indices in the receiver. - * The current selected if first cleared, then the new items are selected. - * - * @param start the start index of the items to select - * @param end the end index of the items to select - * - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - * - * @see Table#deselectAll() - * @see Table#select(int,int) - */ -public void setSelection (int start, int end) { - deselectAll (); - select (start, end); -} - -/** - * Selects the items at the given zero-relative indices in the receiver. - * The current selected is first cleared, then the new items are selected. - * - * @param indices the indices of the items to select - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_NULL_ARGUMENT - if the array of indices is null</li> - * </ul> - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - * - * @see Table#deselectAll() - * @see Table#select(int[]) - */ -public void setSelection (int [] indices) { - deselectAll (); - select (indices); -} - -/** - * Sets the receiver's selection to be the given array of items. - * The current selected is first cleared, then the new items are - * selected. - * - * @param items the array of items - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_NULL_ARGUMENT - if the array of items is null</li> - * <li>ERROR_INVALID_ARGUMENT - if one of the item has been disposed</li> - * </ul> - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - * - * @see Table#deselectAll() - * @see Table#select(int) - */ -public void setSelection (TableItem [] items) { - checkWidget(); - if (items == null) error (SWT.ERROR_NULL_ARGUMENT); - deselectAll (); - int length = items.length; - if (length == 0) return; - if ((style & SWT.SINGLE) != 0) length = 1; - for (int i=length-1; i>=0; --i) { - int index = indexOf (items [i]); - if (index != -1) select (index); - } -} - -/** - * Sets the zero-relative index of the item which is currently - * at the top of the receiver. This index can change when items - * are scrolled or new items are added and removed. - * - * @param index the index of the top item - * - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public void setTopIndex (int index) { - checkWidget(); - if (!(0 <= index && index < itemCount)) return; - // FIXME - For some reason, sometimes the tree scrolls to the wrong place - int path = OS.gtk_tree_model_get_path (modelHandle, items [index].handle); - OS.gtk_tree_view_scroll_to_cell (handle, path, 0, true, 0, 0); - OS.gtk_tree_path_free (path); -} - -/** - * Shows the item. If the item is already showing in the receiver, - * this method simply returns. Otherwise, the items are scrolled until - * the item is visible. - * - * @param item the item to be shown - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_NULL_ARGUMENT - if the item is null</li> - * <li>ERROR_INVALID_ARGUMENT - if the item has been disposed</li> - * </ul> - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - * - * @see Table#showSelection() - */ -public void showItem (TableItem item) { - checkWidget (); - if (item == null) error (SWT.ERROR_NULL_ARGUMENT); - if (item.isDisposed()) error (SWT.ERROR_INVALID_ARGUMENT); - int path = OS.gtk_tree_model_get_path (modelHandle, item.handle); - OS.gtk_tree_view_scroll_to_cell (handle, path, 0, false, 0, 0); - OS.gtk_tree_path_free (path); -} - -/** - * Shows the selection. If the selection is already showing in the receiver, - * this method simply returns. Otherwise, the items are scrolled until - * the selection is visible. - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> - * </ul> - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - * - * @see Table#showItem(TableItem) - */ -public void showSelection () { - checkWidget(); - TableItem [] selection = getSelection (); - if (selection.length == 0) return; - TableItem item = selection [0]; - int path = OS.gtk_tree_model_get_path (modelHandle, item.handle); - OS.gtk_tree_view_scroll_to_cell (handle, path, 0, false, 0, 0); - OS.gtk_tree_path_free (path); -} - -int treeSelectionProc (int model, int path, int iter, int[] selection, int length) { - if (selection != null) { - int indices = OS.gtk_tree_path_get_indices (path); - if (indices != 0) { - int [] index = new int [1]; - OS.memmove (index, indices, 4); - selection [length] = index [0]; - } - } - return 0; -} - -} |