Attachment #140384 for bug #279663

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import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.graphics.Rectangle;
import org.eclipse.swt.internal.widgets.IWidgetGraphicsAdapter;
import org.eclipse.swt.widgets.Canvas;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;

//			titleRegion.setHoverState(TitleRegion.STATE_NORMAL);
//	}

// RAP [rh] updateGradientImage: empty implementation
	private void updateGradientImage() {
//		Rectangle rect = getBounds();
//		if (gradientImage != null) {

//			gc.dispose();
//		}
//		setBackgroundImage(gradientImage);
// RAP [if] Background gradient rendering
	  if( gradientInfo != null ) {
	    Object adapter = getAdapter( IWidgetGraphicsAdapter.class );
        IWidgetGraphicsAdapter gfxAdapter = ( IWidgetGraphicsAdapter )adapter;
        Color[] gradientColors = new Color[] {
          gradientInfo.gradientColors[ 0 ],
          gradientInfo.gradientColors[ 1 ]
        };
        int[] percents = new int[] { 0, 100 };
        gfxAdapter.setBackgroundGradient( gradientColors, percents );
	  }
// RAPEND [if]
	}

	public boolean isSeparatorVisible() {




 *
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *     Michael Williamson (eclipse-bugs@magnaworks.com) - patch (see Bugzilla #92545)
 *
 *******************************************************************************/
package org.eclipse.ui.forms.widgets;


import org.eclipse.swt.graphics.Color;
//import org.eclipse.swt.graphics.GC;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.graphics.Rectangle;
import org.eclipse.swt.internal.widgets.IWidgetGraphicsAdapter;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Event;

 * typical way to take advantage of the new method is to set an instance of
 * <code>FormText</code> to provide for hyperlinks and images in the
 * description area.
 *
 * @since 1.0
 */
public class Section extends ExpandableComposite {


	private Hashtable titleColors;

// RAP [if] Title bar background gradient rendering
	private Composite titleBar;

	private static final String COLOR_BG = "bg"; //$NON-NLS-1$

	private static final String COLOR_GBG = "gbg"; //$NON-NLS-1$


	/**
	 * Creates a new section instance in the provided parent.
	 *
	 * @param parent
	 *            the parent composite
	 * @param style

			descriptionControl = new Text(this, SWT.READ_ONLY | SWT.WRAP | rtl);
		}
		if ((style & TITLE_BAR) != 0) {
// RAP [if] Title bar background gradient rendering
		    titleBar = new Composite( this, SWT.NONE );
// ENDRAP [if]
			Listener listener = new Listener() {
				public void handleEvent(Event e) {
					Image image = Section.super.getBackgroundImage();

						FormImages.getInstance().markFinished(image);
					}
					Section.super.setBackgroundImage(null);
// RAP [if] Title bar background gradient rendering
					applyBackgroundGradient();
// ENDRAP [if]
				}
			};
			addListener(SWT.Dispose, listener);

	/**
	 * Sets the description text. Has no effect if DESCRIPTION style was not
	 * used to create the control.
	 *
	 * @param description
	 */
	public void setDescription(String description) {


	/**
	 * Returns the current description text.
	 *
	 * @return description text or <code>null</code> if DESCRIPTION style was
	 *         not used to create the control.
	 */

	 * <samp>null </samp> and must be a direct child of this container. If
	 * defined, separator will be placed below the title text and will remain
	 * visible regardless of the expansion state.
	 *
	 * @param separator
	 *            the separator that will be placed below the title text.
	 */

	/**
	 * Returns the control that is used as a separator betweeen the title and
	 * the client, or <samp>null </samp> if not set.
	 *
	 * @return separator control or <samp>null </samp> if not set.
	 */
	public Control getSeparatorControl() {


	/**
	 * Sets the background of the section.
	 *
	 * @param bg
	 *            the new background
	 */

		if (descriptionControl != null
				&& (getExpansionStyle() & DESCRIPTION) != 0)
			descriptionControl.setBackground(bg);
// RAP [if] Title bar background gradient rendering
        applyBackgroundGradient();
// ENDRAP [if]
	}

	/**
	 * Sets the foreground of the section.
	 *
	 * @param fg
	 *            the new foreground.
	 */

	/**
	 * Returns the control used to render the description. In 3.1, this method
	 * was promoted to public.
	 *
	 * @return description control or <code>null</code> if DESCRIPTION style
	 *         was not used to create the control and description control was
	 *         not set by the client.

	 * This method and <code>DESCRIPTION</code> style are mutually exclusive.
	 * Use the method only if you want to create the description control
	 * yourself.
	 *
	 * @param descriptionControl
	 *            the control that will be placed below the title text.
	 */


	/**
	 * Sets the color of the title bar border when TITLE_BAR style is used.
	 *
	 * @param color
	 *            the title bar border color
	 */

	/**
	 * Sets the color of the title bar background when TITLE_BAR style is used.
	 * This color is used as a starting color for the vertical gradient.
	 *
	 * @param color
	 *            the title bar border background
	 */
	public void setTitleBarBackground(Color color) {
		putTitleBarColor(COLOR_BG, color);
// RAP [if] Title bar background gradient rendering
		applyBackgroundGradient();
// ENDRAP [if]
	}

	/**
	 * Sets the color of the title bar gradient background when TITLE_BAR style
	 * is used. This color is used at the height where title controls end
	 * (toggle, tool bar).
	 *
	 * @param color
	 *            the title bar gradient background
	 */


	/**
	 * Returns the title bar border color when TITLE_BAR style is used.
	 *
	 * @return the title bar border color
	 */
	public Color getTitleBarBorderColor() {

	/**
	 * Returns the title bar gradient background color when TITLE_BAR style is
	 * used.
	 *
	 * @return the title bar gradient background
	 */
	public Color getTitleBarGradientBackground() {


	/**
	 * Returns the title bar background when TITLE_BAR style is used.
	 *
	 * @return the title bar background
	 */
	public Color getTitleBarBackground() {

	 */
	public final void setBackgroundImage(Image image) {
	}

// RAP [if] Title bar background gradient rendering
	private final void applyBackgroundGradient() {
	  if( titleBar != null ) {
	    // Code start - onPaint
	    Color bg = null;
  	    if (titleColors != null) {
  	        bg = (Color) titleColors.get(COLOR_BG);
  	    }
  	    if (bg == null)
  	        bg = getBackground();
	    Rectangle bounds = getClientArea();
	    int theight = 0;
        int gradientheight = 0;
        int tvmargin = IGAP;
        Point tsize = null;
        Point tcsize = null;
        if (toggle != null)
            tsize = toggle.getSize();
        int twidth = bounds.width - marginWidth - marginWidth;
        if (tsize != null)
            twidth -= tsize.x + IGAP;
        if (getTextClient() != null)
            tcsize = getTextClient().getSize();
        if (tcsize != null)
            twidth -= tcsize.x + IGAP;
        Point size = textLabel.getSize();
        if (tsize != null)
            theight += Math.max(theight, tsize.y);
        gradientheight = theight;
        if (tcsize != null) {
            theight = Math.max(theight, tcsize.y);
        }
        theight = Math.max(theight, size.y);
        gradientheight = Math.max(gradientheight, size.y);
        theight += tvmargin + tvmargin;
        gradientheight += tvmargin + tvmargin;
        // Code end - onPaint

	    titleBar.setBounds( 0, 0, bounds.width, gradientheight );
	    Object adapter = titleBar.getAdapter( IWidgetGraphicsAdapter.class );
        IWidgetGraphicsAdapter gfxAdapter = ( IWidgetGraphicsAdapter )adapter;
        Color[] gradientColors = new Color[] {
          bg,
          getBackground()
        };
        int[] percents = new int[] { 0, 100 };
        gfxAdapter.setBackgroundGradient( gradientColors, percents );
	  }
	}
// ENDRAP [if]
}

Return to bug 279663

Lines 38-43 Link Here

(-)src/org/eclipse/ui/internal/forms/widgets/FormHeading.java (-1 / +13 lines)
38	import org.eclipse.swt.graphics.Image;	38	import org.eclipse.swt.graphics.Image;
39	import org.eclipse.swt.graphics.Point;	39	import org.eclipse.swt.graphics.Point;
40	import org.eclipse.swt.graphics.Rectangle;	40	import org.eclipse.swt.graphics.Rectangle;
		41	import org.eclipse.swt.internal.widgets.IWidgetGraphicsAdapter;
41	import org.eclipse.swt.widgets.Canvas;	42	import org.eclipse.swt.widgets.Canvas;
42	import org.eclipse.swt.widgets.Composite;	43	import org.eclipse.swt.widgets.Composite;
43	import org.eclipse.swt.widgets.Control;	44	import org.eclipse.swt.widgets.Control;
Lines 864-870 Link Here
864	// titleRegion.setHoverState(TitleRegion.STATE_NORMAL);	865	// titleRegion.setHoverState(TitleRegion.STATE_NORMAL);
865	// }	866	// }
866		867
867	// RAP [rh] updateGradientImage: empty implementation
868	private void updateGradientImage() {	868	private void updateGradientImage() {
869	// Rectangle rect = getBounds();	869	// Rectangle rect = getBounds();
870	// if (gradientImage != null) {	870	// if (gradientImage != null) {
Lines 883-888 Link Here
883	// gc.dispose();	883	// gc.dispose();
884	// }	884	// }
885	// setBackgroundImage(gradientImage);	885	// setBackgroundImage(gradientImage);
		886	// RAP [if] Background gradient rendering
		887	if( gradientInfo != null ) {
		888	Object adapter = getAdapter( IWidgetGraphicsAdapter.class );
		889	IWidgetGraphicsAdapter gfxAdapter = ( IWidgetGraphicsAdapter )adapter;
		890	Color[] gradientColors = new Color[] {
		891	gradientInfo.gradientColors[ 0 ],
		892	gradientInfo.gradientColors[ 1 ]
		893	};
		894	int[] percents = new int[] { 0, 100 };
		895	gfxAdapter.setBackgroundGradient( gradientColors, percents );
		896	}
		897	// RAPEND [if]
886	}	898	}
887		899
888	public boolean isSeparatorVisible() {	900	public boolean isSeparatorVisible() {

Lines 7-14 Link Here

(-)src/org/eclipse/ui/forms/widgets/Section.java (-20 / +87 lines)
7	*	7	*
8	* Contributors:	8	* Contributors:
9	* IBM Corporation - initial API and implementation	9	* IBM Corporation - initial API and implementation
10	* Michael Williamson (eclipse-bugs@magnaworks.com) - patch (see Bugzilla #92545)	10	* Michael Williamson (eclipse-bugs@magnaworks.com) - patch (see Bugzilla #92545)
11	*	11	*
12	*******************************************************************************/	12	*******************************************************************************/
13	package org.eclipse.ui.forms.widgets;	13	package org.eclipse.ui.forms.widgets;
14		14
Lines 20-27 Link Here
20	import org.eclipse.swt.graphics.Color;	20	import org.eclipse.swt.graphics.Color;
21	//import org.eclipse.swt.graphics.GC;	21	//import org.eclipse.swt.graphics.GC;
22	import org.eclipse.swt.graphics.Image;	22	import org.eclipse.swt.graphics.Image;
23	//import org.eclipse.swt.graphics.Point;	23	import org.eclipse.swt.graphics.Point;
24	//import org.eclipse.swt.graphics.Rectangle;	24	import org.eclipse.swt.graphics.Rectangle;
		25	import org.eclipse.swt.internal.widgets.IWidgetGraphicsAdapter;
25	import org.eclipse.swt.widgets.Composite;	26	import org.eclipse.swt.widgets.Composite;
26	import org.eclipse.swt.widgets.Control;	27	import org.eclipse.swt.widgets.Control;
27	import org.eclipse.swt.widgets.Event;	28	import org.eclipse.swt.widgets.Event;
Lines 47-53 Link Here
47	* typical way to take advantage of the new method is to set an instance of	48	* typical way to take advantage of the new method is to set an instance of
48	* <code>FormText</code> to provide for hyperlinks and images in the	49	* <code>FormText</code> to provide for hyperlinks and images in the
49	* description area.	50	* description area.
50	*	51	*
51	* @since 1.0	52	* @since 1.0
52	*/	53	*/
53	public class Section extends ExpandableComposite {	54	public class Section extends ExpandableComposite {
Lines 62-67 Link Here
62		63
63	private Hashtable titleColors;	64	private Hashtable titleColors;
64		65
		66	// RAP [if] Title bar background gradient rendering
		67	private Composite titleBar;
		68
65	private static final String COLOR_BG = "bg"; //$NON-NLS-1$	69	private static final String COLOR_BG = "bg"; //$NON-NLS-1$
66		70
67	private static final String COLOR_GBG = "gbg"; //$NON-NLS-1$	71	private static final String COLOR_GBG = "gbg"; //$NON-NLS-1$
Lines 70-76 Link Here
70		74
71	/**	75	/**
72	* Creates a new section instance in the provided parent.	76	* Creates a new section instance in the provided parent.
73	*	77	*
74	* @param parent	78	* @param parent
75	* the parent composite	79	* the parent composite
76	* @param style	80	* @param style
Lines 88-93 Link Here
88	descriptionControl = new Text(this, SWT.READ_ONLY \| SWT.WRAP \| rtl);	92	descriptionControl = new Text(this, SWT.READ_ONLY \| SWT.WRAP \| rtl);
89	}	93	}
90	if ((style & TITLE_BAR) != 0) {	94	if ((style & TITLE_BAR) != 0) {
		95	// RAP [if] Title bar background gradient rendering
		96	titleBar = new Composite( this, SWT.NONE );
		97	// ENDRAP [if]
91	Listener listener = new Listener() {	98	Listener listener = new Listener() {
92	public void handleEvent(Event e) {	99	public void handleEvent(Event e) {
93	Image image = Section.super.getBackgroundImage();	100	Image image = Section.super.getBackgroundImage();
Lines 95-100 Link Here
95	FormImages.getInstance().markFinished(image);	102	FormImages.getInstance().markFinished(image);
96	}	103	}
97	Section.super.setBackgroundImage(null);	104	Section.super.setBackgroundImage(null);
		105	// RAP [if] Title bar background gradient rendering
		106	applyBackgroundGradient();
		107	// ENDRAP [if]
98	}	108	}
99	};	109	};
100	addListener(SWT.Dispose, listener);	110	addListener(SWT.Dispose, listener);
Lines 152-158 Link Here
152	/**	162	/**
153	* Sets the description text. Has no effect if DESCRIPTION style was not	163	* Sets the description text. Has no effect if DESCRIPTION style was not
154	* used to create the control.	164	* used to create the control.
155	*	165	*
156	* @param description	166	* @param description
157	*/	167	*/
158	public void setDescription(String description) {	168	public void setDescription(String description) {
Lines 162-168 Link Here
162		172
163	/**	173	/**
164	* Returns the current description text.	174	* Returns the current description text.
165	*	175	*
166	* @return description text or <code>null</code> if DESCRIPTION style was	176	* @return description text or <code>null</code> if DESCRIPTION style was
167	* not used to create the control.	177	* not used to create the control.
168	*/	178	*/
Lines 177-183 Link Here
177	* <samp>null </samp> and must be a direct child of this container. If	187	* <samp>null </samp> and must be a direct child of this container. If
178	* defined, separator will be placed below the title text and will remain	188	* defined, separator will be placed below the title text and will remain
179	* visible regardless of the expansion state.	189	* visible regardless of the expansion state.
180	*	190	*
181	* @param separator	191	* @param separator
182	* the separator that will be placed below the title text.	192	* the separator that will be placed below the title text.
183	*/	193	*/
Lines 189-195 Link Here
189	/**	199	/**
190	* Returns the control that is used as a separator betweeen the title and	200	* Returns the control that is used as a separator betweeen the title and
191	* the client, or <samp>null </samp> if not set.	201	* the client, or <samp>null </samp> if not set.
192	*	202	*
193	* @return separator control or <samp>null </samp> if not set.	203	* @return separator control or <samp>null </samp> if not set.
194	*/	204	*/
195	public Control getSeparatorControl() {	205	public Control getSeparatorControl() {
Lines 198-204 Link Here
198		208
199	/**	209	/**
200	* Sets the background of the section.	210	* Sets the background of the section.
201	*	211	*
202	* @param bg	212	* @param bg
203	* the new background	213	* the new background
204	*/	214	*/
Lines 207-217 Link Here
207	if (descriptionControl != null	217	if (descriptionControl != null
208	&& (getExpansionStyle() & DESCRIPTION) != 0)	218	&& (getExpansionStyle() & DESCRIPTION) != 0)
209	descriptionControl.setBackground(bg);	219	descriptionControl.setBackground(bg);
		220	// RAP [if] Title bar background gradient rendering
		221	applyBackgroundGradient();
		222	// ENDRAP [if]
210	}	223	}
211		224
212	/**	225	/**
213	* Sets the foreground of the section.	226	* Sets the foreground of the section.
214	*	227	*
215	* @param fg	228	* @param fg
216	* the new foreground.	229	* the new foreground.
217	*/	230	*/
Lines 225-231 Link Here
225	/**	238	/**
226	* Returns the control used to render the description. In 3.1, this method	239	* Returns the control used to render the description. In 3.1, this method
227	* was promoted to public.	240	* was promoted to public.
228	*	241	*
229	* @return description control or <code>null</code> if DESCRIPTION style	242	* @return description control or <code>null</code> if DESCRIPTION style
230	* was not used to create the control and description control was	243	* was not used to create the control and description control was
231	* not set by the client.	244	* not set by the client.
Lines 244-250 Link Here
244	* This method and <code>DESCRIPTION</code> style are mutually exclusive.	257	* This method and <code>DESCRIPTION</code> style are mutually exclusive.
245	* Use the method only if you want to create the description control	258	* Use the method only if you want to create the description control
246	* yourself.	259	* yourself.
247	*	260	*
248	* @param descriptionControl	261	* @param descriptionControl
249	* the control that will be placed below the title text.	262	* the control that will be placed below the title text.
250	*/	263	*/
Lines 257-263 Link Here
257		270
258	/**	271	/**
259	* Sets the color of the title bar border when TITLE_BAR style is used.	272	* Sets the color of the title bar border when TITLE_BAR style is used.
260	*	273	*
261	* @param color	274	* @param color
262	* the title bar border color	275	* the title bar border color
263	*/	276	*/
Lines 268-286 Link Here
268	/**	281	/**
269	* Sets the color of the title bar background when TITLE_BAR style is used.	282	* Sets the color of the title bar background when TITLE_BAR style is used.
270	* This color is used as a starting color for the vertical gradient.	283	* This color is used as a starting color for the vertical gradient.
271	*	284	*
272	* @param color	285	* @param color
273	* the title bar border background	286	* the title bar border background
274	*/	287	*/
275	public void setTitleBarBackground(Color color) {	288	public void setTitleBarBackground(Color color) {
276	putTitleBarColor(COLOR_BG, color);	289	putTitleBarColor(COLOR_BG, color);
		290	// RAP [if] Title bar background gradient rendering
		291	applyBackgroundGradient();
		292	// ENDRAP [if]
277	}	293	}
278		294
279	/**	295	/**
280	* Sets the color of the title bar gradient background when TITLE_BAR style	296	* Sets the color of the title bar gradient background when TITLE_BAR style
281	* is used. This color is used at the height where title controls end	297	* is used. This color is used at the height where title controls end
282	* (toggle, tool bar).	298	* (toggle, tool bar).
283	*	299	*
284	* @param color	300	* @param color
285	* the title bar gradient background	301	* the title bar gradient background
286	*/	302	*/
Lines 290-296 Link Here
290		306
291	/**	307	/**
292	* Returns the title bar border color when TITLE_BAR style is used.	308	* Returns the title bar border color when TITLE_BAR style is used.
293	*	309	*
294	* @return the title bar border color	310	* @return the title bar border color
295	*/	311	*/
296	public Color getTitleBarBorderColor() {	312	public Color getTitleBarBorderColor() {
Lines 302-308 Link Here
302	/**	318	/**
303	* Returns the title bar gradient background color when TITLE_BAR style is	319	* Returns the title bar gradient background color when TITLE_BAR style is
304	* used.	320	* used.
305	*	321	*
306	* @return the title bar gradient background	322	* @return the title bar gradient background
307	*/	323	*/
308	public Color getTitleBarGradientBackground() {	324	public Color getTitleBarGradientBackground() {
Lines 315-321 Link Here
315		331
316	/**	332	/**
317	* Returns the title bar background when TITLE_BAR style is used.	333	* Returns the title bar background when TITLE_BAR style is used.
318	*	334	*
319	* @return the title bar background	335	* @return the title bar background
320	*/	336	*/
321	public Color getTitleBarBackground() {	337	public Color getTitleBarBackground() {
Lines 471-474 Link Here
471	*/	487	*/
472	public final void setBackgroundImage(Image image) {	488	public final void setBackgroundImage(Image image) {
473	}	489	}
		490
		491	// RAP [if] Title bar background gradient rendering
		492	private final void applyBackgroundGradient() {
		493	if( titleBar != null ) {
		494	// Code start - onPaint
		495	Color bg = null;
		496	if (titleColors != null) {
		497	bg = (Color) titleColors.get(COLOR_BG);
		498	}
		499	if (bg == null)
		500	bg = getBackground();
		501	Rectangle bounds = getClientArea();
		502	int theight = 0;
		503	int gradientheight = 0;
		504	int tvmargin = IGAP;
		505	Point tsize = null;
		506	Point tcsize = null;
		507	if (toggle != null)
		508	tsize = toggle.getSize();
		509	int twidth = bounds.width - marginWidth - marginWidth;
		510	if (tsize != null)
		511	twidth -= tsize.x + IGAP;
		512	if (getTextClient() != null)
		513	tcsize = getTextClient().getSize();
		514	if (tcsize != null)
		515	twidth -= tcsize.x + IGAP;
		516	Point size = textLabel.getSize();
		517	if (tsize != null)
		518	theight += Math.max(theight, tsize.y);
		519	gradientheight = theight;
		520	if (tcsize != null) {
		521	theight = Math.max(theight, tcsize.y);
		522	}
		523	theight = Math.max(theight, size.y);
		524	gradientheight = Math.max(gradientheight, size.y);
		525	theight += tvmargin + tvmargin;
		526	gradientheight += tvmargin + tvmargin;
		527	// Code end - onPaint
		528
		529	titleBar.setBounds( 0, 0, bounds.width, gradientheight );
		530	Object adapter = titleBar.getAdapter( IWidgetGraphicsAdapter.class );
		531	IWidgetGraphicsAdapter gfxAdapter = ( IWidgetGraphicsAdapter )adapter;
		532	Color[] gradientColors = new Color[] {
		533	bg,
		534	getBackground()
		535	};
		536	int[] percents = new int[] { 0, 100 };
		537	gfxAdapter.setBackgroundGradient( gradientColors, percents );
		538	}
		539	}
		540	// ENDRAP [if]
474	}	541	}