Mercurial > projects > dwt2
view org.eclipse.swt.gtk.linux.x86/src/org/eclipse/swt/widgets/TableItem.d @ 104:88652073d1c2
More work on icu
author | Frank Benoit <benoit@tionex.de> |
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date | Sat, 02 May 2009 11:27:24 +0200 |
parents | c01d033c633a |
children |
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/******************************************************************************* * Copyright (c) 2000, 2008 IBM Corporation and others. * All rights reserved. This program and the accompanying materials * are made available under the terms of the Eclipse Public License v1.0 * which accompanies this distribution, and is available at * http://www.eclipse.org/legal/epl-v10.html * * Contributors: * IBM Corporation - initial API and implementation * Port to the D programming language: * Frank Benoit <benoit@tionex.de> *******************************************************************************/ module org.eclipse.swt.widgets.TableItem; import java.lang.all; import org.eclipse.swt.SWT; import org.eclipse.swt.SWTException; import org.eclipse.swt.graphics.Color; import org.eclipse.swt.graphics.Font; import org.eclipse.swt.graphics.Image; import org.eclipse.swt.graphics.Rectangle; import org.eclipse.swt.internal.gtk.OS; import org.eclipse.swt.widgets.Item; import org.eclipse.swt.widgets.Table; import org.eclipse.swt.widgets.ImageList; import org.eclipse.swt.widgets.TreeItem; /** * Instances of this class represent a selectable user interface object * that represents an item in a table. * <dl> * <dt><b>Styles:</b></dt> * <dd>(none)</dd> * <dt><b>Events:</b></dt> * <dd>(none)</dd> * </dl> * <p> * IMPORTANT: This class is <em>not</em> intended to be subclassed. * </p> * * @see <a href="http://www.eclipse.org/swt/snippets/#table">Table, TableItem, TableColumn snippets</a> * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a> */ public class TableItem : Item { Table parent; Font font; Font[] cellFont; bool cached, grayed; /** * Constructs a new instance of this class given its parent * (which must be a <code>Table</code>), a style value * describing its behavior and appearance, and the index * at which to place it in the items maintained by its parent. * <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 * @param index the zero-relative index to store the receiver in its parent * * @exception IllegalArgumentException <ul> * <li>ERROR_NULL_ARGUMENT - if the parent is null</li> * <li>ERROR_INVALID_RANGE - if the index is not between 0 and the number of elements in the parent (inclusive)</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 * @see Widget#checkSubclass * @see Widget#getStyle */ public this (Table parent, int style, int index) { this (parent, style, index, true); } /** * Constructs a new instance of this class given its parent * (which must be a <code>Table</code>) and a style value * describing its behavior and appearance. The item is added * to the end of the items maintained by its parent. * <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 * @see Widget#checkSubclass * @see Widget#getStyle */ public this (Table parent, int style) { this (parent, style, checkNull (parent).getItemCount (), true); } this (Table parent, int style, int index, bool create) { super (parent, style); this.parent = parent; if (create) { parent.createItem (this, index); } else { handle = cast(GtkWidget*)OS.g_malloc (GtkTreeIter.sizeof); OS.gtk_tree_model_iter_nth_child (parent.modelHandle, handle, null, index); } } static Table checkNull (Table control) { if (control is null) SWT.error (SWT.ERROR_NULL_ARGUMENT); return control; } Color _getBackground () { void* ptr; OS.gtk_tree_model_get1 (parent.modelHandle, handle, Table.BACKGROUND_COLUMN, &ptr); if (ptr is null) return parent.getBackground (); GdkColor* gdkColor = new GdkColor (); *gdkColor = *cast(GdkColor*) ptr; return Color.gtk_new (display, gdkColor); } Color _getBackground (int index) { int count = Math.max (1, parent.columnCount); if (0 > index || index > count - 1) return _getBackground (); void* ptr; int modelIndex = parent.columnCount is 0 ? Table.FIRST_COLUMN : parent.columns [index].modelIndex; OS.gtk_tree_model_get1 (parent.modelHandle, handle, modelIndex + Table.CELL_BACKGROUND, &ptr); if (ptr is null) return _getBackground (); GdkColor* gdkColor = new GdkColor (); *gdkColor = *cast(GdkColor*) ptr; return Color.gtk_new (display, gdkColor); } bool _getChecked () { void* ptr; OS.gtk_tree_model_get1 (parent.modelHandle, handle, Table.CHECKED_COLUMN, &ptr); return ptr !is null; } Color _getForeground () { void* ptr; OS.gtk_tree_model_get1 (parent.modelHandle, handle, Table.FOREGROUND_COLUMN, &ptr); if (ptr is null) return parent.getForeground (); GdkColor* gdkColor = new GdkColor (); *gdkColor = *cast(GdkColor*) ptr; return Color.gtk_new (display, gdkColor); } Color _getForeground (int index) { int count = Math.max (1, parent.columnCount); if (0 > index || index > count - 1) return _getForeground (); void* ptr; int modelIndex = parent.columnCount is 0 ? Table.FIRST_COLUMN : parent.columns [index].modelIndex; OS.gtk_tree_model_get1 (parent.modelHandle, handle, modelIndex + Table.CELL_FOREGROUND, &ptr); if (ptr is null) return _getForeground (); GdkColor* gdkColor = new GdkColor (); *gdkColor = *cast(GdkColor*) ptr; return Color.gtk_new (display, gdkColor); } Image _getImage (int index) { int count = Math.max (1, parent.getColumnCount ()); if (0 > index || index > count - 1) return null; void* ptr; int modelIndex = parent.columnCount is 0 ? Table.FIRST_COLUMN : parent.columns [index].modelIndex; OS.gtk_tree_model_get1 (parent.modelHandle, handle, modelIndex + Table.CELL_PIXBUF, &ptr); if (ptr is null) return null; ImageList imageList = parent.imageList; int imageIndex = imageList.indexOf (ptr); if (imageIndex is -1) return null; return imageList.get (imageIndex); } String _getText (int index) { int count = Math.max (1, parent.getColumnCount ()); if (0 > index || index > count - 1) return ""; void* ptr; int modelIndex = parent.columnCount is 0 ? Table.FIRST_COLUMN : parent.columns [index].modelIndex; OS.gtk_tree_model_get1 (parent.modelHandle, handle, modelIndex + Table.CELL_TEXT, &ptr); if (ptr is null) return ""; String buffer = fromStringz( cast(char*)ptr)._idup(); OS.g_free (ptr); return buffer; } protected override void checkSubclass () { if (!isValidSubclass ()) error (SWT.ERROR_INVALID_SUBCLASS); } void clear () { if (parent.currentItem is this) return; if (cached || (parent.style & SWT.VIRTUAL) is 0) { int columnCount = OS.gtk_tree_model_get_n_columns (parent.modelHandle); for (int i=0; i<columnCount; i++) { OS.gtk_list_store_set1 (parent.modelHandle, handle, i, null); } /* * 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) !is 0) { if (OS.GTK_VERSION >= OS.buildVERSION (2, 3, 2) && OS.GTK_VERSION < OS.buildVERSION (2, 6, 3)) { redraw (); } } } cached = false; font = null; cellFont = null; } override void destroyWidget () { parent.destroyItem (this); releaseHandle (); } /** * Returns the receiver's background color. * * @return the background color * * @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 Color getBackground () { checkWidget (); if (!parent.checkData (this)) error (SWT.ERROR_WIDGET_DISPOSED); return _getBackground (); } /** * 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> * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> * </ul> * * @since 3.2 */ public Rectangle getBounds () { // 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 checkWidget (); if (!parent.checkData (this)) error (SWT.ERROR_WIDGET_DISPOSED); auto parentHandle = parent.handle; auto column = OS.gtk_tree_view_get_column (parentHandle, 0); if (column is null) return new Rectangle (0, 0, 0, 0); auto textRenderer = parent.getTextRenderer (column); auto pixbufRenderer = parent.getPixbufRenderer (column); if (textRenderer is null || pixbufRenderer is null) return new Rectangle (0, 0, 0, 0); auto path = OS.gtk_tree_model_get_path (parent.modelHandle, handle); OS.gtk_widget_realize (parentHandle); bool isExpander = OS.gtk_tree_model_iter_n_children (parent.modelHandle, handle) > 0; bool isExpanded = cast(bool)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; OS.gtk_tree_view_get_cell_area (parentHandle, path, column, &rect); OS.gtk_tree_path_free (path); if ((parent.getStyle () & SWT.MIRRORED) !is 0) rect.x = parent.getClientWidth () - rect.width - rect.x; int right = rect.x + rect.width; int x, w; parent.ignoreSize = true; OS.gtk_cell_renderer_get_size (textRenderer, parentHandle, null, null, null, &w, null); parent.ignoreSize = false; rect.width = w; int buffer; if (OS.gtk_tree_view_get_expander_column (parentHandle) is column) { OS.gtk_widget_style_get1 (parentHandle, OS.expander_size.ptr, &buffer); rect.x += buffer + TreeItem.EXPANDER_EXTRA_PADDING; } OS.gtk_widget_style_get1 (parentHandle, OS.horizontal_separator.ptr, &buffer); int horizontalSeparator = buffer; rect.x += horizontalSeparator; if (OS.GTK_VERSION >= OS.buildVERSION (2, 1, 3)) { OS.gtk_tree_view_column_cell_get_position (column, textRenderer, &x, null); rect.x += x; } else { if ((parent.style & SWT.CHECK) !is 0) { OS.gtk_cell_renderer_get_size (parent.checkRenderer, parentHandle, null, null, null, &w, null); rect.x += w + horizontalSeparator; } OS.gtk_cell_renderer_get_size (pixbufRenderer, parentHandle, null, null, null, &w, null); rect.x += w + 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); } /** * Returns the background color at the given column index in the receiver. * * @param index the column index * @return the background color * * @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 3.0 */ public Color getBackground (int index) { checkWidget (); if (!parent.checkData (this)) error (SWT.ERROR_WIDGET_DISPOSED); return _getBackground (index); } /** * 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> * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> * </ul> */ public Rectangle getBounds (int index) { checkWidget(); if (!parent.checkData (this)) error (SWT.ERROR_WIDGET_DISPOSED); auto parentHandle = parent.handle; GtkTreeViewColumn* column; if (index >= 0 && index < parent.columnCount) { column = cast(GtkTreeViewColumn*)parent.columns [index].handle; } else { column = OS.gtk_tree_view_get_column (parentHandle, index); } if (column is null) return new Rectangle (0, 0, 0, 0); auto path = OS.gtk_tree_model_get_path (parent.modelHandle, handle); OS.gtk_widget_realize (parentHandle); GdkRectangle rect; OS.gtk_tree_view_get_cell_area (parentHandle, path, column, &rect); OS.gtk_tree_path_free (path); if ((parent.getStyle () & SWT.MIRRORED) !is 0) rect.x = parent.getClientWidth () - rect.width - rect.x; if (index is 0 && (parent.style & SWT.CHECK) !is 0) { if (OS.GTK_VERSION >= OS.buildVERSION (2, 1, 3)) { int x, w; OS.gtk_tree_view_column_cell_get_position (column, parent.checkRenderer, &x, &w); rect.x += x + w; rect.width -= x + w; } else { int w; OS.gtk_cell_renderer_get_size (parent.checkRenderer, parentHandle, null, null, null, &w, null); int buffer; OS.gtk_widget_style_get1 (parentHandle, OS.horizontal_separator.ptr, &buffer); rect.x += w + buffer; rect.width -= w + buffer; } } 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 <code>true</code> if the receiver is checked, * and false otherwise. When the parent does not have * the <code>CHECK</code> style, return false. * * @return the checked state of the checkbox * * @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 bool getChecked () { checkWidget(); if (!parent.checkData (this)) error (SWT.ERROR_WIDGET_DISPOSED); if ((parent.style & SWT.CHECK) is 0) return false; return _getChecked (); } /** * 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> * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> * </ul> * * @since 3.0 */ public Font getFont () { checkWidget (); if (!parent.checkData (this)) error (SWT.ERROR_WIDGET_DISPOSED); return font !is null ? font : parent.getFont (); } /** * 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> * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> * </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 is null || cellFont [index] is null) return getFont (); return cellFont [index]; } /** * 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> * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> * </ul> * * @since 2.0 */ public Color getForeground () { checkWidget (); if (!parent.checkData (this)) error (SWT.ERROR_WIDGET_DISPOSED); return _getForeground (); } /** * * 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> * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> * </ul> * * @since 3.0 */ public Color getForeground (int index) { checkWidget (); if (!parent.checkData (this)) error (SWT.ERROR_WIDGET_DISPOSED); return _getForeground (index); } /** * 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> * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> * </ul> */ public bool getGrayed () { checkWidget (); if (!parent.checkData (this)) error (SWT.ERROR_WIDGET_DISPOSED); if ((parent.style & SWT.CHECK) is 0) return false; return grayed; } public override Image getImage () { checkWidget (); if (!parent.checkData (this)) error (SWT.ERROR_WIDGET_DISPOSED); return getImage (0); } /** * 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> * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> * </ul> */ public Image getImage (int index) { checkWidget (); if (!parent.checkData (this)) error (SWT.ERROR_WIDGET_DISPOSED); return _getImage (index); } /** * 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> * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> * </ul> */ public Rectangle getImageBounds (int index) { checkWidget (); if (!parent.checkData (this)) error (SWT.ERROR_WIDGET_DISPOSED); auto parentHandle = parent.handle; GtkTreeViewColumn* column; if (index >= 0 && index < parent.columnCount) { column = cast(GtkTreeViewColumn*)parent.columns [index].handle; } else { column = OS.gtk_tree_view_get_column (parentHandle, index); } if (column is null) return new Rectangle (0, 0, 0, 0); auto pixbufRenderer = parent.getPixbufRenderer (column); if (pixbufRenderer is null) return new Rectangle (0, 0, 0, 0); GdkRectangle rect; auto 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) !is 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.buildVERSION (2, 1, 3)) { int x, w; OS.gtk_tree_view_column_cell_get_position (column, pixbufRenderer, &x, &w); rect.x += x; rect.width = w; } else { int w; 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; } int width = OS.gtk_tree_view_column_get_visible (column) ? rect.width : 0; return new Rectangle (rect.x, rect.y, width, rect.height + 1); } /** * Gets the image indent. * * @return the indent * * @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 getImageIndent () { checkWidget (); if (!parent.checkData (this)) error (SWT.ERROR_WIDGET_DISPOSED); /* Image indent is not supported on GTK */ return 0; } override String getNameText () { if ((parent.style & SWT.VIRTUAL) !is 0) { if (!cached) return "*virtual*"; //$NON-NLS-1$ } return super.getNameText (); } /** * Returns the receiver's parent, which must be a <code>Table</code>. * * @return the receiver's parent * * @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 Table getParent () { checkWidget (); return parent; } public override String getText () { checkWidget (); if (!parent.checkData (this)) error (SWT.ERROR_WIDGET_DISPOSED); return getText (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> * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> * </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> * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> * </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 auto parentHandle = parent.handle; GtkTreeViewColumn* column; if (index >= 0 && index < parent.columnCount) { column = cast(GtkTreeViewColumn*)parent.columns [index].handle; } else { column = OS.gtk_tree_view_get_column (parentHandle, index); } if (column is null) return new Rectangle (0, 0, 0, 0); auto textRenderer = parent.getTextRenderer (column); auto pixbufRenderer = parent.getPixbufRenderer (column); if (textRenderer is null || pixbufRenderer is null) return new Rectangle (0, 0, 0, 0); auto path = OS.gtk_tree_model_get_path (parent.modelHandle, handle); OS.gtk_widget_realize (parentHandle); bool isExpander = OS.gtk_tree_model_iter_n_children (parent.modelHandle, handle) > 0; bool isExpanded = cast(bool)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; OS.gtk_tree_view_get_cell_area (parentHandle, path, column, &rect); OS.gtk_tree_path_free (path); if ((parent.getStyle () & SWT.MIRRORED) !is 0) rect.x = parent.getClientWidth () - rect.width - rect.x; int right = rect.x + rect.width; int x, w; parent.ignoreSize = true; OS.gtk_cell_renderer_get_size (textRenderer, parentHandle, null, null, null, &w, null); parent.ignoreSize = false; int buffer; if (OS.gtk_tree_view_get_expander_column (parentHandle) is column) { OS.gtk_widget_style_get1 (parentHandle, OS.expander_size.ptr, &buffer); rect.x += buffer + TreeItem.EXPANDER_EXTRA_PADDING; } OS.gtk_widget_style_get1 (parentHandle, OS.horizontal_separator.ptr, &buffer); int horizontalSeparator = buffer; rect.x += horizontalSeparator; if (OS.GTK_VERSION >= OS.buildVERSION (2, 1, 3)) { OS.gtk_tree_view_column_cell_get_position (column, textRenderer, &x, null); rect.x += x; } else { if ((parent.style & SWT.CHECK) !is 0) { OS.gtk_cell_renderer_get_size (parent.checkRenderer, parentHandle, null, null, null, &w, null); rect.x += w + horizontalSeparator; } OS.gtk_cell_renderer_get_size (pixbufRenderer, parentHandle, null, null, null, &w, null); rect.x += w + 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); } void redraw () { if ((OS.GTK_WIDGET_FLAGS (parent.handle) & OS.GTK_REALIZED) !is 0) { auto parentHandle = parent.handle; auto path = OS.gtk_tree_model_get_path (parent.modelHandle, handle); GdkRectangle rect; OS.gtk_tree_view_get_cell_area (parentHandle, path, null, &rect); OS.gtk_tree_path_free (path); auto window = OS.gtk_tree_view_get_bin_window (parentHandle); rect.x = 0; int w, h; OS.gdk_drawable_get_size (window, &w, &h); rect.width = w; OS.gdk_window_invalidate_rect (window, &rect, false); } } override void releaseHandle () { if (handle !is null) OS.g_free (handle); handle = null; super.releaseHandle (); parent = null; } override void releaseWidget () { super.releaseWidget (); font = null; cellFont = null; } /** * 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</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> * * @since 2.0 */ public void setBackground (Color color) { checkWidget (); if (color !is null && color.isDisposed ()) { SWT.error (SWT.ERROR_INVALID_ARGUMENT); } if (_getBackground ().opEquals (color)) return; GdkColor* gdkColor = color !is null ? color.handle : null; OS.gtk_list_store_set1 (parent.modelHandle, handle, Table.BACKGROUND_COLUMN, gdkColor); /* * 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) !is 0) { if (OS.GTK_VERSION >= OS.buildVERSION (2, 3, 2) && OS.GTK_VERSION < OS.buildVERSION (2, 6, 3)) { redraw (); } } cached = true; } /** * Sets the background color at the given column index in the receiver * to the color specified by the argument, or to the default system color for the item * if the argument is null. * * @param index the column index * @param color the new color (or null) * * @exception IllegalArgumentException <ul> * <li>ERROR_INVALID_ARGUMENT - if the argument 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> * * @since 3.0 */ public void setBackground (int index, Color color) { checkWidget (); if (color !is null && color.isDisposed ()) { SWT.error (SWT.ERROR_INVALID_ARGUMENT); } if (_getBackground (index).opEquals (color)) return; int count = Math.max (1, parent.getColumnCount ()); if (0 > index || index > count - 1) return; int modelIndex = parent.columnCount is 0 ? Table.FIRST_COLUMN : parent.columns [index].modelIndex; GdkColor* gdkColor = color !is null ? color.handle : null; OS.gtk_list_store_set1 (parent.modelHandle, handle, modelIndex + Table.CELL_BACKGROUND, gdkColor); /* * 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) !is 0) { if (OS.GTK_VERSION >= OS.buildVERSION (2, 3, 2) && OS.GTK_VERSION < OS.buildVERSION (2, 6, 3)) { redraw (); } } cached = true; if (color !is null) { bool customDraw = (parent.columnCount is 0) ? parent.firstCustomDraw : parent.columns [index].customDraw; if (!customDraw) { if ((parent.style & SWT.VIRTUAL) is 0) { auto parentHandle = parent.handle; GtkTreeViewColumn* column; if (parent.columnCount > 0) { column = cast(GtkTreeViewColumn*)parent.columns [index].handle; } else { column = OS.gtk_tree_view_get_column (parentHandle, index); } if (column is null) return; auto textRenderer = parent.getTextRenderer (column); auto imageRenderer = parent.getPixbufRenderer (column); display.doCellDataProc( parentHandle, column, cast(GtkCellRenderer*)textRenderer ); display.doCellDataProc( parentHandle, column, cast(GtkCellRenderer*)imageRenderer ); } if (parent.columnCount is 0) { parent.firstCustomDraw = true; } else { parent.columns [index].customDraw = true; } } } } /** * 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> * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> * </ul> */ public void setChecked (bool checked) { checkWidget(); if ((parent.style & SWT.CHECK) is 0) return; if (_getChecked () is checked) return; OS.gtk_list_store_set1 (parent.modelHandle, handle, Table.CHECKED_COLUMN, cast(void*)cast(int)checked); /* * 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_set1 (parent.modelHandle, handle, Table.GRAYED_COLUMN, cast(void*)cast(int)( !checked ? false : grayed)); 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</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> * * @since 3.0 */ public void setFont (Font font){ checkWidget (); if (font !is null && font.isDisposed ()) { SWT.error (SWT.ERROR_INVALID_ARGUMENT); } Font oldFont = this.font; if (oldFont is font) return; this.font = font; if (oldFont !is null && oldFont.opEquals (font)) return; auto fontHandle = font !is null ? font.handle : null; OS.gtk_list_store_set1 (parent.modelHandle, handle, Table.FONT_COLUMN, fontHandle); /* * 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) !is 0) { if (OS.GTK_VERSION >= OS.buildVERSION (2, 3, 2) && OS.GTK_VERSION < OS.buildVERSION (2, 6, 3)) { redraw (); } } 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</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> * * @since 3.0 */ public void setFont (int index, Font font) { checkWidget (); if (font !is 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 is null) { if (font is null) return; cellFont = new Font [count]; } Font oldFont = cellFont [index]; if (oldFont is font) return; cellFont [index] = font; if (oldFont !is null && oldFont.opEquals (font)) return; int modelIndex = parent.columnCount is 0 ? Table.FIRST_COLUMN : parent.columns [index].modelIndex; auto fontHandle = font !is null ? font.handle : null; OS.gtk_list_store_set1 (parent.modelHandle, handle, modelIndex + Table.CELL_FONT, fontHandle); /* * 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) !is 0) { if (OS.GTK_VERSION >= OS.buildVERSION (2, 3, 2) && OS.GTK_VERSION < OS.buildVERSION (2, 6, 3)) { redraw (); } } cached = true; if (font !is null) { bool customDraw = (parent.columnCount is 0) ? parent.firstCustomDraw : parent.columns [index].customDraw; if (!customDraw) { if ((parent.style & SWT.VIRTUAL) is 0) { auto parentHandle = parent.handle; GtkTreeViewColumn* column; if (parent.columnCount > 0) { column = cast(GtkTreeViewColumn*)parent.columns [index].handle; } else { column = OS.gtk_tree_view_get_column (parentHandle, index); } if (column is null) return; auto textRenderer = parent.getTextRenderer (column); auto imageRenderer = parent.getPixbufRenderer (column); display.doCellDataProc( parentHandle, column, cast(GtkCellRenderer*)textRenderer ); display.doCellDataProc( parentHandle, column, cast(GtkCellRenderer*)imageRenderer ); } if (parent.columnCount is 0) { parent.firstCustomDraw = true; } else { parent.columns [index].customDraw = true; } } } } /** * Sets the receiver's foreground 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</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> * * @since 2.0 */ public void setForeground (Color color){ checkWidget (); if (color !is null && color.isDisposed ()) { SWT.error (SWT.ERROR_INVALID_ARGUMENT); } if (_getForeground ().opEquals (color)) return; GdkColor* gdkColor = color !is null ? color.handle : null; OS.gtk_list_store_set1 (parent.modelHandle, handle, Table.FOREGROUND_COLUMN, gdkColor); /* * 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) !is 0) { if (OS.GTK_VERSION >= OS.buildVERSION (2, 3, 2) && OS.GTK_VERSION < OS.buildVERSION (2, 6, 3)) { redraw (); } } cached = true; } /** * Sets the foreground color at the given column index in the receiver * to the color specified by the argument, or to the default system color for the item * if the argument is null. * * @param index the column index * @param color the new color (or null) * * @exception IllegalArgumentException <ul> * <li>ERROR_INVALID_ARGUMENT - if the argument 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> * * @since 3.0 */ public void setForeground (int index, Color color){ checkWidget (); if (color !is null && color.isDisposed ()) { SWT.error (SWT.ERROR_INVALID_ARGUMENT); } if (_getForeground (index).opEquals (color)) return; int count = Math.max (1, parent.getColumnCount ()); if (0 > index || index > count - 1) return; int modelIndex = parent.columnCount is 0 ? Table.FIRST_COLUMN : parent.columns [index].modelIndex; GdkColor* gdkColor = color !is null ? color.handle : null; OS.gtk_list_store_set1 (parent.modelHandle, handle, modelIndex + Table.CELL_FOREGROUND, gdkColor); /* * 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) !is 0) { if (OS.GTK_VERSION >= OS.buildVERSION (2, 3, 2) && OS.GTK_VERSION < OS.buildVERSION (2, 6, 3)) { redraw (); } } cached = true; if (color !is null) { bool customDraw = (parent.columnCount is 0) ? parent.firstCustomDraw : parent.columns [index].customDraw; if (!customDraw) { if ((parent.style & SWT.VIRTUAL) is 0) { auto parentHandle = parent.handle; GtkTreeViewColumn* column; if (parent.columnCount > 0) { column = cast(GtkTreeViewColumn*)parent.columns [index].handle; } else { column = OS.gtk_tree_view_get_column (parentHandle, index); } if (column is null) return; auto textRenderer = parent.getTextRenderer (column); auto imageRenderer = parent.getPixbufRenderer (column); display.doCellDataProc( parentHandle, column, cast(GtkCellRenderer*)textRenderer ); display.doCellDataProc( parentHandle, column, cast(GtkCellRenderer*)imageRenderer ); } if (parent.columnCount is 0) { parent.firstCustomDraw = true; } else { parent.columns [index].customDraw = 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> * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> * </ul> */ public void setGrayed (bool grayed) { checkWidget(); if ((parent.style & SWT.CHECK) is 0) return; if (this.grayed is 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. */ void* ptr; OS.gtk_tree_model_get1 (parent.modelHandle, handle, Table.CHECKED_COLUMN, &ptr); OS.gtk_list_store_set1 (parent.modelHandle, handle, Table.GRAYED_COLUMN, cast(void*)cast(int)( ptr is null ? false : grayed)); cached = 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</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 setImage (int index, Image image) { checkWidget (); if (image !is null && image.isDisposed ()) { error(SWT.ERROR_INVALID_ARGUMENT); } if (image !is null && image.type is SWT.ICON) { if (image.opEquals (_getImage (index))) return; } int count = Math.max (1, parent.getColumnCount ()); if (0 > index || index > count - 1) return; void* pixbuf; if (image !is null) { ImageList imageList = parent.imageList; if (imageList is null) imageList = parent.imageList = new ImageList (); int imageIndex = imageList.indexOf (image); if (imageIndex is -1) imageIndex = imageList.add (image); pixbuf = imageList.getPixbuf (imageIndex); } int modelIndex = parent.columnCount is 0 ? Table.FIRST_COLUMN : parent.columns [index].modelIndex; OS.gtk_list_store_set1 (parent.modelHandle, handle, modelIndex + Table.CELL_PIXBUF, pixbuf); /* * 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) !is 0) { if (OS.GTK_VERSION >= OS.buildVERSION (2, 3, 2) && OS.GTK_VERSION < OS.buildVERSION (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) !is 0 && parent.currentItem is null) { if (OS.GTK_VERSION >= OS.buildVERSION (2, 3, 2)) { if (image !is null) { auto parentHandle = parent.handle; auto column = OS.gtk_tree_view_get_column (parentHandle, index); int w; auto pixbufRenderer = parent.getPixbufRenderer(column); OS.gtk_tree_view_column_cell_get_position (column, pixbufRenderer, null, &w); if (w < 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. */ auto style = OS.gtk_widget_get_modifier_style (parentHandle); parent.modifyStyle (parentHandle, style); } } } } cached = true; } public override void setImage (Image image) { checkWidget (); setImage (0, image); } /** * Sets the image for multiple columns in the table. * * @param images the array of new images * * @exception IllegalArgumentException <ul> * <li>ERROR_INVALID_ARGUMENT - if one of the images 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> */ public void setImage (Image [] images) { checkWidget (); for (int i=0; i<images.length; i++) { setImage (i, images [i]); } } /** * Sets the indent of the first column's image, expressed in terms of the image's width. * * @param indent the new indent * * </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> * * @deprecated this functionality is not supported on most platforms */ public void setImageIndent (int indent) { checkWidget (); if (indent < 0) return; /* Image indent is not supported on GTK */ cached = true; } /** * Sets the receiver's text at a column * * @param index the column index * @param string the new text * * @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 setText (int index, String string) { checkWidget (); if (_getText (index).equals (string)) return; int count = Math.max (1, parent.getColumnCount ()); if (0 > index || index > count - 1) return; char* buffer = toStringz( string ); int modelIndex = parent.columnCount is 0 ? Table.FIRST_COLUMN : parent.columns [index].modelIndex; OS.gtk_list_store_set1 (parent.modelHandle, handle, modelIndex + Table.CELL_TEXT, buffer); /* * 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) !is 0) { if (OS.GTK_VERSION >= OS.buildVERSION (2, 3, 2) && OS.GTK_VERSION < OS.buildVERSION (2, 6, 3)) { redraw (); } } cached = true; } public override void setText (String string) { checkWidget (); setText (0, string); } /** * Sets the text for multiple columns in the table. * * @param strings the array of new strings * * @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 setText (String [] strings) { checkWidget (); for (int i=0; i<strings.length; i++) { String string = strings [i]; if (string !is null) setText (i, string); } } }