| /******************************************************************************* |
| * Copyright (c) 2000, 2012 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 |
| *******************************************************************************/ |
| package org.eclipse.swt.internal.theme; |
| |
| import org.eclipse.swt.*; |
| import org.eclipse.swt.graphics.*; |
| import org.eclipse.swt.internal.*; |
| import org.eclipse.swt.internal.gtk.*; |
| |
| public class TabItemDrawData extends DrawData { |
| |
| public TabFolderDrawData parent; |
| public int position; |
| |
| static final int TAB_CURVATURE = 1; |
| |
| public TabItemDrawData() { |
| state = new int[1]; |
| } |
| |
| @Override |
| Rectangle computeTrim(Theme theme, GC gc) { |
| long /*int*/ notebookHandle = theme.notebookHandle; |
| long /*int*/ gtkStyle = gtk_widget_get_style(notebookHandle); |
| int hborder = theme.getWidgetProperty(notebookHandle, "tab-hborder"); |
| int vborder = theme.getWidgetProperty(notebookHandle, "tab-vborder"); |
| int focus_width = theme.getWidgetProperty(notebookHandle, "focus-line-width"); |
| int xthickness = OS.gtk_style_get_xthickness(gtkStyle); |
| int ythickness = OS.gtk_style_get_ythickness(gtkStyle); |
| int borderX = xthickness + TAB_CURVATURE + focus_width + hborder; |
| int borderY = ythickness + TAB_CURVATURE + focus_width + vborder; |
| int x = clientArea.x - borderX; |
| int y = clientArea.y - borderY; |
| int width = clientArea.width + 2 * borderX; |
| int height = clientArea.height + 2 * borderY; |
| return new Rectangle(x, y, width, height); |
| } |
| |
| @Override |
| void draw(Theme theme, GC gc, Rectangle bounds) { |
| long /*int*/ notebookHandle = theme.notebookHandle; |
| long /*int*/ gtkStyle = gtk_widget_get_style (notebookHandle); |
| long /*int*/ drawable = OS.GTK3 ? gc.getGCData().cairo : gc.getGCData().drawable; |
| theme.transferClipping(gc, gtkStyle); |
| int x = bounds.x, y = bounds.y, width = bounds.width, height = bounds.height; |
| if ((state[DrawData.WIDGET_WHOLE] & DrawData.SELECTED) == 0) { |
| if ((parent.style & SWT.BOTTOM) == 0) { |
| y += TAB_CURVATURE; |
| } |
| height -= TAB_CURVATURE; |
| } |
| int gap_side = OS.GTK_POS_BOTTOM; |
| if ((parent.style & SWT.BOTTOM) != 0) { |
| gap_side = OS.GTK_POS_TOP; |
| } |
| int state_type = getStateType(DrawData.WIDGET_WHOLE); |
| byte[] detail = Converter.wcsToMbcs("tab", true); |
| gtk_render_extension (gtkStyle, drawable, state_type, OS.GTK_SHADOW_OUT, null, notebookHandle, detail, x, y, width, height, gap_side); |
| if (clientArea != null) { |
| int hborder = theme.getWidgetProperty(notebookHandle, "tab-hborder"); |
| int vborder = theme.getWidgetProperty(notebookHandle, "tab-vborder"); |
| int focus_line_width = theme.getWidgetProperty(notebookHandle, "focus-line-width"); |
| int xthickness = OS.gtk_style_get_xthickness(gtkStyle); |
| int ythickness = OS.gtk_style_get_ythickness(gtkStyle); |
| int borderX = xthickness + TAB_CURVATURE + focus_line_width + hborder; |
| int borderY = ythickness + TAB_CURVATURE + focus_line_width + vborder; |
| clientArea.x = bounds.x + borderX; |
| clientArea.y = bounds.y + borderY; |
| clientArea.width = bounds.width - 2 * borderX; |
| clientArea.height = bounds.height - 2 * borderY; |
| } |
| } |
| |
| @Override |
| int getStateType(int part) { |
| int state = this.state[part]; |
| int state_type = OS.GTK_STATE_ACTIVE; |
| if ((state & DrawData.SELECTED) != 0) state_type = OS.GTK_STATE_NORMAL; |
| return state_type; |
| } |
| |
| @Override |
| int hit(Theme theme, Point position, Rectangle bounds) { |
| return bounds.contains(position) ? DrawData.WIDGET_WHOLE : DrawData.WIDGET_NOWHERE; |
| } |
| |
| void gtk_render_extension(long /*int*/ style, long /*int*/ window, int state_type, int shadow_type, GdkRectangle area, long /*int*/ widget, byte[] detail, int x , int y, int width, int height, int gap_side) { |
| if (OS.GTK3) { |
| OS.gtk_render_extension(style, window, x, y, width, height, gap_side); |
| } else { |
| OS.gtk_paint_extension (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height, gap_side); |
| } |
| } |
| } |