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author | Anatoly Spektor <aspektor@redhat.com> | 2012-10-12 10:37:12 -0400 |
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committer | Silenio Quarti <silenio_quarti@ca.ibm.com> | 2012-10-17 10:34:22 -0400 |
commit | b178ded274cefa13fff8fc6fb8115ee14a844dc8 (patch) | |
tree | 1b0bbd83824435229f7e6ecc4157d85590ceb9a4 /bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/ToolTip.java | |
parent | df55805e4a74ab0fc8f545a1792d755c95a4e419 (diff) | |
download | eclipse.platform.swt-b178ded274cefa13fff8fc6fb8115ee14a844dc8.tar.gz eclipse.platform.swt-b178ded274cefa13fff8fc6fb8115ee14a844dc8.tar.xz eclipse.platform.swt-b178ded274cefa13fff8fc6fb8115ee14a844dc8.zip |
Replace GdkRegion with Cairo methods for GTK + 3.0 and higher
Diffstat (limited to 'bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/ToolTip.java')
-rw-r--r-- | bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/ToolTip.java | 32 |
1 files changed, 27 insertions, 5 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/ToolTip.java b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/ToolTip.java index 7e9c2e761a..8f5b9425aa 100644 --- a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/ToolTip.java +++ b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/ToolTip.java @@ -249,11 +249,33 @@ void configure () { OS.gtk_window_move (handle, Math.min(dest.width - w, x - w + 17), y - h - TIP_HEIGHT); } } - long /*int*/ rgn = OS.gdk_region_polygon (polyline, polyline.length / 2, OS.GDK_EVEN_ODD_RULE); - OS.gtk_widget_realize (handle); - long /*int*/ window = gtk_widget_get_window (handle); - OS.gdk_window_shape_combine_region (window, rgn, 0, 0); - OS.gdk_region_destroy (rgn); + OS.gtk_widget_realize(handle); + long /*ing*/ window = gtk_widget_get_window (handle); + /* + As methods required to replicate gdk_window_shape_combine_region () + are available starting from GTK+ 3, Cairo implementation that replicates + gdk_region_polygon () should be also available to GTK+ 3.0 and higher. + */ + if (OS.GTK_VERSION >= OS.VERSION(3, 0, 0)) { + long /*ing*/ cairo = OS.gdk_cairo_create(window); + int count = polyline.length / 2; + if (count == 0) return; + Cairo.cairo_move_to(cairo, polyline[0], polyline[1]); + for (int i=1,j=2; i<count; i++,j+=2) { + Cairo.cairo_move_to(cairo, polyline[j]+0.5, polyline[j+1]+0.5); + } + Cairo.cairo_close_path(cairo); + Cairo.cairo_set_fill_rule(cairo, Cairo.CAIRO_FILL_RULE_EVEN_ODD); + Cairo.cairo_fill(cairo); + long /*ing*/ surface = Cairo.cairo_get_target(cairo); + long /*int*/ region = OS.gdk_cairo_region_create_from_surface(surface); + OS.gtk_widget_shape_combine_region (window, region); + Cairo.cairo_destroy(cairo); + } else { + long /*int*/ rgn = OS.gdk_region_polygon (polyline, polyline.length / 2, OS.GDK_EVEN_ODD_RULE); + OS.gdk_window_shape_combine_region (window, rgn, 0, 0); + OS.gdk_region_destroy (rgn); + } } void createHandle (int index) { |