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-rw-r--r--bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Composite.java2
-rw-r--r--bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Shell.java128
2 files changed, 73 insertions, 57 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Composite.java b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Composite.java
index f58399f729..a71af47b72 100644
--- a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Composite.java
+++ b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Composite.java
@@ -89,7 +89,7 @@ public class Composite extends Scrollable {
static final String NO_INPUT_METHOD = "org.eclipse.swt.internal.gtk.noInputMethod"; //$NON-NLS-1$
- Shell popupChild;
+ boolean hasPopupChild; // Wayland only, see Shell#bringToTop()
Composite () {
/* Do nothing */
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Shell.java b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Shell.java
index beddf30376..4de6cc3480 100644
--- a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Shell.java
+++ b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Shell.java
@@ -129,12 +129,14 @@ public class Shell extends Decorations {
Control lastActive;
ToolTip [] toolTips;
boolean ignoreFocusOut, ignoreFocusIn;
- boolean ignoreFocusOutAfterGrab, grabbedFocus;
+ boolean ignoreFocusOutAfterGrab;
Region originalRegion;
static final int MAXIMUM_TRIM = 128;
static final int BORDER = 3;
+ static Callback gdkSeatGrabCallback, parentDestroyedCallback; // Wayland only.
+
/**
* Constructs a new instance of this class. This is equivalent
* to calling <code>Shell((Display) null)</code>.
@@ -594,15 +596,28 @@ void bringToTop (boolean force) {
if (GTK.GTK_VERSION >= OS.VERSION(3, 20, 0)) {
GTK.gtk_grab_add(shellHandle);
long /*int*/ seat = GDK.gdk_display_get_default_seat(GDK.gdk_window_get_display(window));
- GDK.gdk_window_show(window);
- GDK.gdk_seat_grab(seat, window, GDK.GDK_SEAT_CAPABILITY_ALL, true, 0, 0, 0, 0);
/*
- * Bug 541185: Hover over to open Javadoc popup will make the popup
- * close instead of gaining focus due to an extra focus out signal sent
- * after grabbing focus. This triggers SWT.Deactivate handler which closes the shell.
- * Workaround is to ignore this focus out.
+ * NOTE: Using gdk_seat_grab to get the keyboard focus needs to be handled differently
+ * for cases with a single popup, and for cases with multiple popup
+ * 1) For normal popups without a child popup (i.e. F2 Javadoc), showing GdkWindow and
+ * grabbing focus does the job
+ * 2) For popups with a child popup attached to it (i.e. auto-completion), using (1)
+ * makes pressing Tab close the popup instead of changing focus.
+ * Current best workaround is to hide the immediate popup mapped to a top level window
+ * before grabbing, and show it using gdkSeatGrabPrepareFunc callback.
*/
- grabbedFocus = true;
+ if (!hasPopupChild) {
+ GDK.gdk_window_show(window);
+ GDK.gdk_seat_grab(seat, window, GDK.GDK_SEAT_CAPABILITY_KEYBOARD, true, 0, 0, 0, 0);
+ } else {
+ if (gdkSeatGrabCallback == null) {
+ gdkSeatGrabCallback = new Callback(Shell.class, "GdkSeatGrabPrepareFunc", 3); //$NON-NLS-1$
+ }
+ long /*int*/ gdkSeatGrabPrepareFunc = gdkSeatGrabCallback.getAddress();
+ if (gdkSeatGrabPrepareFunc == 0) SWT.error (SWT.ERROR_NO_MORE_CALLBACKS);
+ if (GTK.gtk_widget_get_visible(shellHandle) && !isMappedToPopup()) GTK.gtk_widget_hide(shellHandle);
+ GDK.gdk_seat_grab(seat, window, GDK.GDK_SEAT_CAPABILITY_KEYBOARD, true, 0, 0, gdkSeatGrabPrepareFunc, shellHandle);
+ }
ignoreFocusOutAfterGrab = true;
}
}
@@ -732,7 +747,12 @@ void createHandle (int index) {
GTK.gtk_window_set_attached_to (shellHandle, parent.topHandle());
// implements the gtk_window_set_destroy_with_parent for the *logical* parent
if (parent != topLevelParent && isMappedToPopup()) {
- parent.popupChild = this;
+ if (parentDestroyedCallback == null) {
+ parentDestroyedCallback = new Callback(Shell.class, "ParentDestroyedCallbackFunc", 2);
+ }
+ long /*int*/ parentDestroyedFunc = parentDestroyedCallback.getAddress();
+ OS.g_signal_connect(parent.topHandle(), OS.destroy, parentDestroyedFunc, shellHandle);
+ parent.hasPopupChild = true;
}
} else {
GTK.gtk_window_set_transient_for (shellHandle, parent.topHandle ());
@@ -1359,10 +1379,13 @@ long /*int*/ gtk_button_press_event (long /*int*/ widget, long /*int*/ event) {
* Feature in GTK: This handles ungrabbing the keyboard focus from a SWT.ON_TOP window
* if it has editable fields and is running Wayland. Refer to bug 515773.
*/
- if (requiresUngrab()) {
- long /*int*/ seat = GDK.gdk_event_get_seat(event);
- GDK.gdk_seat_ungrab(seat);
- GTK.gtk_grab_remove(shellHandle);
+ if (!OS.isX11() && GTK.GTK_VERSION >= OS.VERSION(3, 20, 0)) {
+ if ((style & SWT.ON_TOP) != 0 && (style & SWT.NO_FOCUS) == 0) {
+ long /*int*/ seat = GDK.gdk_event_get_seat(event);
+ GDK.gdk_seat_ungrab(seat);
+ GTK.gtk_grab_remove(shellHandle);
+ GTK.gtk_widget_hide(shellHandle);
+ }
}
return 0;
}
@@ -2597,7 +2620,22 @@ public void setVisible (boolean visible) {
}
} else {
fixActiveShell ();
- checkAndUnrabFocus();
+ // Feature in Wayland: If the shell item is ON_TOP, remove its grab before hiding it, otherwise focus is locked to
+ // the hidden widget and can never be returned.
+ if (!OS.isX11() && GTK.GTK_VERSION >= OS.VERSION(3, 20, 0)) {
+ if ((style & SWT.ON_TOP) != 0 && (style & SWT.NO_FOCUS) == 0) {
+ long /*int*/ seat;
+ if (GTK.GTK4) {
+ long /*int*/ surface = gtk_widget_get_surface (shellHandle);
+ seat = GDK.gdk_display_get_default_seat(GDK.gdk_surface_get_display(surface));
+ } else {
+ long /*int*/ window = gtk_widget_get_window (shellHandle);
+ seat = GDK.gdk_display_get_default_seat(GDK.gdk_window_get_display(window));
+ }
+ GDK.gdk_seat_ungrab(seat);
+ GTK.gtk_grab_remove(shellHandle);
+ }
+ }
GTK.gtk_widget_hide (shellHandle);
sendEvent (SWT.Hide);
}
@@ -2839,41 +2877,6 @@ void deregister () {
}
}
-boolean requiresUngrab () {
- return !OS.isX11() && GTK.GTK_VERSION >= OS.VERSION(3, 20, 0) && (style & SWT.ON_TOP) != 0 && (style & SWT.NO_FOCUS) == 0;
-}
-
-/**
- * SWT.ON_TOP shells on Wayland requires gdk_seat_grab to grab keyboard/input focus,
- * the grabbed focus need to be removed when Shell is disposed/hidden.
- */
-void checkAndUnrabFocus () {
- /*
- * Bug 515773, 542104: Wayland POPUP window limitations
- * In bringToTop(), we grabbed keyboard/pointer focus to popup shell, which needs to
- * be ungrabbed when the Shell is disposed. There are two cases here:
- *
- * 1) If the popup shell is a regular popup window attached to a toplevel window,
- * like Javadoc popup, we can just ungrab the window.
- *
- * 2) If the popup shell is attached to another popup, like auto-completion details,
- * ungrabbing the focus will also remove the grab for its parent. (To see this,
- * focus on the completion details page using Tab and hit Esc makes the parent
- * completion list disposed as well.) To deal with this, we should not ungrab focus
- * for child popup shells so that focus is restored to the parent popup when the child
- * is disposed.
- * **NOTE**: Not ungrabbing focus for child popup restores focus to parent popup
- * assumes that GdkSeat are the same for parent and child, which seems to be the case.
- */
- if (requiresUngrab() && !isMappedToPopup() && grabbedFocus) {
- long /*int*/ window = gtk_widget_get_window (shellHandle);
- long /*int*/ seat = GDK.gdk_display_get_default_seat(GDK.gdk_window_get_display(window));
- GDK.gdk_seat_ungrab(seat);
- GTK.gtk_grab_remove(shellHandle);
- grabbedFocus = false;
- }
-}
-
@Override
public void dispose () {
/*
@@ -2882,13 +2885,13 @@ public void dispose () {
*/
if (isDisposed()) return;
fixActiveShell ();
- checkAndUnrabFocus();
- /*
- * Bug 540166: Dispose the popup child if any when the parent is disposed so that
- * it does not remain open forever.
- */
- if (popupChild != null && popupChild.shellHandle != 0 && !popupChild.isDisposed()) {
- popupChild.dispose();
+ if (!OS.isX11() && GTK.GTK_VERSION >= OS.VERSION(3, 20, 0)) {
+ if ((style & SWT.ON_TOP) != 0 && (style & SWT.NO_FOCUS) == 0) {
+ long /*int*/ window = gtk_widget_get_window (shellHandle);
+ long /*int*/ seat = GDK.gdk_display_get_default_seat(GDK.gdk_window_get_display(window));
+ GDK.gdk_seat_ungrab(seat);
+ GTK.gtk_grab_remove(shellHandle);
+ }
}
GTK.gtk_widget_hide (shellHandle);
super.dispose ();
@@ -3031,4 +3034,17 @@ Point getSurfaceOrigin () {
return super.getSurfaceOrigin( );
}
+static long /*int*/ ParentDestroyedCallbackFunc (long /*int*/ parent, long /*int*/ child) {
+ if (child != 0 && GTK.GTK_IS_WINDOW(child)) {
+ GTK.gtk_widget_destroy(child);
+ }
+ return 0;
+}
+
+static long /*int*/ GdkSeatGrabPrepareFunc (long /*int*/ gdkSeat, long /*int*/ gdkWindow, long /*int*/ userData_shellHandle) {
+ if (userData_shellHandle != 0) {
+ GTK.gtk_widget_show(userData_shellHandle);
+ }
+ return 0;
+}
}

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