37706 - Support native theme drawing API in SWT (internal)

14 files changed, 328 insertions, 0 deletions

diff --git a/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/ButtonDrawData.java b/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/ButtonDrawData.java
new file mode 100644
index 0000000000..6d60094933
--- /dev/null
+++ b/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/ButtonDrawData.java
@@ -0,0 +1,9 @@
+package org.eclipse.swt.internal.theme;
+
+public class ButtonDrawData extends DrawData {
+	
+public ButtonDrawData() {
+	state = new int[1];
+}
+
+}
diff --git a/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/ComboDrawData.java b/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/ComboDrawData.java
new file mode 100644
index 0000000000..3b00dbf2a7
--- /dev/null
+++ b/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/ComboDrawData.java
@@ -0,0 +1,9 @@
+package org.eclipse.swt.internal.theme;
+
+public class ComboDrawData extends DrawData {
+
+public ComboDrawData() {
+	state = new int[2];
+}
+
+}
diff --git a/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/DrawData.java b/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/DrawData.java
new file mode 100644
index 0000000000..981084895c
--- /dev/null
+++ b/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/DrawData.java
@@ -0,0 +1,86 @@
+package org.eclipse.swt.internal.theme;
+
+import org.eclipse.swt.graphics.*;
+
+public class DrawData {
+	public int style;
+	public int[] state;
+	public Rectangle clientArea;
+
+	/** Part states */
+	public static final int SELECTED = 1 << 1;
+	public static final int FOCUSED = 1 << 2;
+	public static final int PRESSED = 1 << 3;
+	public static final int ACTIVE = 1 << 4;
+	public static final int DISABLED = 1 << 5;
+	public static final int HOT = 1 << 6;
+	public static final int DEFAULTED = 1 << 7;
+	public static final int GRAYED = 1 << 8;
+	
+	/** Text and Image drawing flags */
+	public static final int DRAW_LEFT = 1 << 4;
+	public static final int DRAW_TOP = 1 << 5;
+	public static final int DRAW_RIGHT = 1 << 6;
+	public static final int DRAW_BOTTOM = 1 << 7;
+	public static final int DRAW_HCENTER = 1 << 8;
+	public static final int DRAW_VCENTER = 1 << 9;
+
+	/** Widget parts */
+	public static final int WIDGET_NOWHERE = -1;
+	public static final int WIDGET_WHOLE = 0;
+
+	/** Scrollbar parts */
+	public static final int SCROLLBAR_UP_ARROW = 1;
+	public static final int SCROLLBAR_DOWN_ARROW = 2;
+	public static final int SCROLLBAR_LEFT_ARROW = SCROLLBAR_UP_ARROW;
+	public static final int SCROLLBAR_RIGHT_ARROW = SCROLLBAR_DOWN_ARROW;
+	public static final int SCROLLBAR_UP_TRACK = 3;
+	public static final int SCROLLBAR_DOWN_TRACK = 4;
+	public static final int SCROLLBAR_LEFT_TRACK = SCROLLBAR_UP_TRACK;
+	public static final int SCROLLBAR_RIGHT_TRACK = SCROLLBAR_DOWN_TRACK;
+	public static final int SCROLLBAR_THUMB = 5;
+	
+	/** Scale parts */
+	public static final int SCALE_UP_TRACK = 1;
+	public static final int SCALE_LEFT_TRACK = SCALE_UP_TRACK;
+	public static final int SCALE_DOWN_TRACK = 2;
+	public static final int SCALE_RIGHT_TRACK = SCALE_DOWN_TRACK;
+	public static final int SCALE_THUMB = 3;
+	
+	/** ToolItem parts */
+	public static final int TOOLITEM_ARROW = 1;
+	
+	/** Combo parts */
+	public static final int COMBO_ARROW = 1;
+	
+
+public DrawData() {
+	state = new int[1];
+}
+
+Rectangle computeTrim(Theme theme, GC gc) {
+	return new Rectangle(clientArea.x, clientArea.y, clientArea.width, clientArea.height);
+}
+
+void draw(Theme theme, GC gc, Rectangle bounds) {	
+}
+
+void drawImage(Theme theme, Image image, GC gc, Rectangle bounds) {
+}
+
+void drawText(Theme theme, String text, int flags, GC gc, Rectangle bounds) {
+}
+
+Rectangle getBounds(int part, Rectangle bounds) {
+	return new Rectangle(bounds.x, bounds.y, bounds.width, bounds.height);
+}
+
+int hit(Theme theme, Point position, Rectangle bounds) {
+	return bounds.contains(position) ? DrawData.WIDGET_WHOLE : DrawData.WIDGET_NOWHERE;
+}
+
+Rectangle measureText(Theme theme, String text, int flags, GC gc, Rectangle bounds) {
+	return new Rectangle(0, 0, 0, 0);
+}
+
+}
diff --git a/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/ExpanderDrawData.java b/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/ExpanderDrawData.java
new file mode 100644
index 0000000000..e9ab8fc8ed
--- /dev/null
+++ b/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/ExpanderDrawData.java
@@ -0,0 +1,9 @@
+package org.eclipse.swt.internal.theme;
+
+public class ExpanderDrawData extends DrawData {
+	
+public ExpanderDrawData() {
+	state = new int[1];
+}
+
+}
diff --git a/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/GroupDrawData.java b/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/GroupDrawData.java
new file mode 100644
index 0000000000..8524447a78
--- /dev/null
+++ b/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/GroupDrawData.java
@@ -0,0 +1,14 @@
+package org.eclipse.swt.internal.theme;
+
+import org.eclipse.swt.graphics.*;
+
+public class GroupDrawData extends DrawData {
+	public int headerWidth;
+	public int headerHeight;
+	public Rectangle headerArea;
+	
+public GroupDrawData() {
+	state = new int[1];
+}
+
+}
diff --git a/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/ProgressBarDrawData.java b/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/ProgressBarDrawData.java
new file mode 100644
index 0000000000..3b67f7a016
--- /dev/null
+++ b/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/ProgressBarDrawData.java
@@ -0,0 +1,9 @@
+package org.eclipse.swt.internal.theme;
+
+public class ProgressBarDrawData extends RangeDrawData {
+
+public ProgressBarDrawData() {
+	state = new int[1];
+}
+
+}
diff --git a/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/RangeDrawData.java b/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/RangeDrawData.java
new file mode 100644
index 0000000000..991b229a8a
--- /dev/null
+++ b/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/RangeDrawData.java
@@ -0,0 +1,14 @@
+package org.eclipse.swt.internal.theme;
+
+import org.eclipse.swt.graphics.*;
+
+public class RangeDrawData extends DrawData {
+	public int selection;
+	public int minimum;
+	public int maximum;
+
+int getSelection(Point position, Rectangle bounds) {
+	return 0;
+}
+
+}
diff --git a/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/ScaleDrawData.java b/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/ScaleDrawData.java
new file mode 100644
index 0000000000..5b5ca51a3c
--- /dev/null
+++ b/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/ScaleDrawData.java
@@ -0,0 +1,11 @@
+package org.eclipse.swt.internal.theme;
+
+public class ScaleDrawData extends RangeDrawData {
+	public int increment;
+	public int pageIncrement;
+	
+public ScaleDrawData() {
+	state = new int[4];
+}
+
+}
diff --git a/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/ScrollBarDrawData.java b/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/ScrollBarDrawData.java
new file mode 100644
index 0000000000..3cff816810
--- /dev/null
+++ b/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/ScrollBarDrawData.java
@@ -0,0 +1,12 @@
+package org.eclipse.swt.internal.theme;
+
+public class ScrollBarDrawData extends RangeDrawData {
+	public int thumb;
+	public int increment;
+	public int pageIncrement;
+	
+public ScrollBarDrawData() {
+	state = new int[6];
+}
+
+}
diff --git a/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/TabFolderDrawData.java b/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/TabFolderDrawData.java
new file mode 100644
index 0000000000..f45b7b28cd
--- /dev/null
+++ b/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/TabFolderDrawData.java
@@ -0,0 +1,21 @@
+package org.eclipse.swt.internal.theme;
+
+import org.eclipse.swt.*;
+import org.eclipse.swt.graphics.*;
+
+public class TabFolderDrawData extends DrawData {
+	public int tabsWidth;
+	public int tabsHeight;
+	public Rectangle tabsArea;
+	public int selectedX;
+	public int selectedWidth;
+	public int spacing;
+	
+public TabFolderDrawData() {
+	state = new int[1];
+	if (SWT.getPlatform().equals("gtk")) {
+		spacing = -2;
+	}
+}
+
+}
diff --git a/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/TabItemDrawData.java b/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/TabItemDrawData.java
new file mode 100644
index 0000000000..94feb285d7
--- /dev/null
+++ b/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/TabItemDrawData.java
@@ -0,0 +1,13 @@
+package org.eclipse.swt.internal.theme;
+
+
+public class TabItemDrawData extends DrawData {
+	
+	public TabFolderDrawData parent;
+	public int position;
+
+public TabItemDrawData() {
+	state = new int[1];
+}
+
+}
diff --git a/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/Theme.java b/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/Theme.java
new file mode 100644
index 0000000000..628f6deb4c
--- /dev/null
+++ b/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/Theme.java
@@ -0,0 +1,101 @@
+package org.eclipse.swt.internal.theme;
+
+import org.eclipse.swt.*;
+import org.eclipse.swt.graphics.*;
+
+public class Theme {
+	Device device;
+	
+public Theme(Device device) {
+	this.device = device;
+}
+
+void checkTheme() {
+	if (isDisposed()) SWT.error(SWT.ERROR_GRAPHIC_DISPOSED);
+}
+
+public Rectangle computeTrim(GC gc, DrawData data) {
+	if (gc == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
+	if (data == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
+	if (gc.isDisposed()) SWT.error(SWT.ERROR_INVALID_ARGUMENT);
+	return data.computeTrim(this, gc);
+}
+
+public void dispose () {
+	device = null;
+}
+	
+public void drawBackground(GC gc, Rectangle bounds, DrawData data) {
+	checkTheme();
+	if (gc == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
+	if (bounds == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
+	if (data == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
+	if (gc.isDisposed()) SWT.error(SWT.ERROR_INVALID_ARGUMENT);
+	data.draw(this, gc, bounds);
+}
+
+public void drawFocus(GC gc, Rectangle bounds, DrawData data) {
+	checkTheme();
+	if (gc == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
+	if (bounds == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
+	if (data == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
+	if (gc.isDisposed()) SWT.error(SWT.ERROR_INVALID_ARGUMENT);
+	gc.drawFocus(bounds.x, bounds.y, bounds.width, bounds.height);
+}
+
+public void drawImage(GC gc, Rectangle bounds, DrawData data, Image image, int flags) {
+	checkTheme();
+	if (gc == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
+	if (bounds == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
+	if (data == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
+	if (image == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
+	if (gc.isDisposed()) SWT.error(SWT.ERROR_INVALID_ARGUMENT);
+	data.drawImage(this, image, gc, bounds);
+}
+
+public void drawText(GC gc, Rectangle bounds, DrawData data, String text, int flags) {
+	checkTheme();
+	if (gc == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
+	if (bounds == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
+	if (data == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
+	if (text == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
+	if (gc.isDisposed()) SWT.error(SWT.ERROR_INVALID_ARGUMENT);
+	data.drawText(this, text, flags, gc, bounds);
+}
+
+public Rectangle getBounds(int part, Rectangle bounds, DrawData data) {
+	checkTheme();
+	if (bounds == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
+	if (data == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
+	return data.getBounds(part, bounds);
+}
+
+public int getSelection(Point offset, Rectangle bounds, RangeDrawData data) {
+	checkTheme();
+	if (offset == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
+	if (bounds == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
+	if (data == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
+	return data.getSelection(offset, bounds);
+}
+
+public int hitBackground(Point position, Rectangle bounds, DrawData data) {
+	checkTheme();
+	if (position == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
+	if (bounds == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
+	if (data == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
+	return data.hit(this, position, bounds);
+}
+
+public boolean isDisposed() {
+	return device == null;
+}
+
+public Rectangle measureText(GC gc, Rectangle bounds, DrawData data, String text, int flags) {
+	checkTheme();
+	if (gc == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
+	if (data == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
+	if (text == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
+	if (gc.isDisposed()) SWT.error(SWT.ERROR_INVALID_ARGUMENT);
+	return data.measureText(this, text, flags, gc, bounds);
+}
+}
diff --git a/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/ToolBarDrawData.java b/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/ToolBarDrawData.java
new file mode 100644
index 0000000000..e26b049397
--- /dev/null
+++ b/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/ToolBarDrawData.java
@@ -0,0 +1,9 @@
+package org.eclipse.swt.internal.theme;
+
+public class ToolBarDrawData extends DrawData {
+	
+public ToolBarDrawData() {
+	state = new int[1];
+}
+
+}
diff --git a/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/ToolItemDrawData.java b/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/ToolItemDrawData.java
new file mode 100644
index 0000000000..9c94ffb060
--- /dev/null
+++ b/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/ToolItemDrawData.java
@@ -0,0 +1,11 @@
+package org.eclipse.swt.internal.theme;
+
+public class ToolItemDrawData extends DrawData {
+
+	public ToolBarDrawData parent;
+
+public ToolItemDrawData() {
+	state = new int[2];
+}
+
+}