[gimp/gtk3-port: 232/454] app: make GimpHighlightableButton build on GTK+ 3.x
- From: Michael Natterer <mitch src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gimp/gtk3-port: 232/454] app: make GimpHighlightableButton build on GTK+ 3.x
- Date: Wed, 16 May 2018 21:40:11 +0000 (UTC)
commit f03bc21c931224aed0e2a845540d178429ff5d8a
Author: Michael Natterer <mitch gimp org>
Date: Sat Apr 28 02:24:05 2018 +0200
app: make GimpHighlightableButton build on GTK+ 3.x
app/widgets/gimphighlightablebutton.c | 276 ++++++++++++++++-----------------
1 files changed, 130 insertions(+), 146 deletions(-)
---
diff --git a/app/widgets/gimphighlightablebutton.c b/app/widgets/gimphighlightablebutton.c
index cb285d4..96eebc5 100644
--- a/app/widgets/gimphighlightablebutton.c
+++ b/app/widgets/gimphighlightablebutton.c
@@ -59,17 +59,17 @@ struct _GimpHighlightableButtonPrivate
};
-static void gimp_highlightable_button_set_property (GObject *object,
- guint property_id,
- const GValue *value,
- GParamSpec *pspec);
-static void gimp_highlightable_button_get_property (GObject *object,
- guint property_id,
- GValue *value,
- GParamSpec *pspec);
+static void gimp_highlightable_button_set_property (GObject *object,
+ guint property_id,
+ const GValue *value,
+ GParamSpec *pspec);
+static void gimp_highlightable_button_get_property (GObject *object,
+ guint property_id,
+ GValue *value,
+ GParamSpec *pspec);
-static gboolean gimp_highlightable_button_expose_event (GtkWidget *widget,
- GdkEventExpose *event);
+static gboolean gimp_highlightable_button_draw (GtkWidget *widget,
+ cairo_t *cr);
G_DEFINE_TYPE (GimpHighlightableButton, gimp_highlightable_button, GIMP_TYPE_BUTTON)
@@ -86,7 +86,7 @@ gimp_highlightable_button_class_init (GimpHighlightableButtonClass *klass)
object_class->get_property = gimp_highlightable_button_get_property;
object_class->set_property = gimp_highlightable_button_set_property;
- widget_class->expose_event = gimp_highlightable_button_expose_event;
+ widget_class->draw = gimp_highlightable_button_draw;
g_object_class_install_property (object_class, PROP_HIGHLIGHT,
g_param_spec_boolean ("highlight",
@@ -165,154 +165,138 @@ gimp_highlightable_button_get_property (GObject *object,
}
static gboolean
-gimp_highlightable_button_expose_event (GtkWidget *widget,
- GdkEventExpose *event)
+gimp_highlightable_button_draw (GtkWidget *widget,
+ cairo_t *cr)
{
GimpHighlightableButton *button = GIMP_HIGHLIGHTABLE_BUTTON (widget);
+ GtkStyle *style = gtk_widget_get_style (widget);
+ GtkStateType state = gtk_widget_get_state (widget);
+ GtkAllocation allocation;
+ gboolean border;
+ gdouble lightness;
+ gdouble opacity;
+ gdouble x;
+ gdouble y;
+ gdouble width;
+ gdouble height;
+
+ if (! button->priv->highlight)
+ return GTK_WIDGET_CLASS (parent_class)->draw (widget, cr);
+
+ gtk_widget_get_allocation (widget, &allocation);
+
+ border =
+ (state == GTK_STATE_ACTIVE ||
+ state == GTK_STATE_PRELIGHT ||
+ gtk_button_get_relief (GTK_BUTTON (button)) == GTK_RELIEF_NORMAL);
+
+ lightness = 1.00;
+ opacity = 1.00;
+
+ switch (state)
+ {
+ case GTK_STATE_ACTIVE: lightness = 0.80; break;
+ case GTK_STATE_PRELIGHT: lightness = 1.25; break;
+ case GTK_STATE_INSENSITIVE: opacity = 0.50; break;
+ default: break;
+ }
+
+ x = allocation.x + PADDING;
+ y = allocation.y + PADDING;
+ width = allocation.width - 2.0 * PADDING;
+ height = allocation.height - 2.0 * PADDING;
- if (button->priv->highlight)
+ if (border)
{
- if (gtk_widget_is_drawable (widget))
- {
- GtkStyle *style = gtk_widget_get_style (widget);
- GtkStateType state = gtk_widget_get_state (widget);
- GtkAllocation allocation;
- gboolean border;
- gdouble lightness;
- gdouble opacity;
- gdouble x;
- gdouble y;
- gdouble width;
- gdouble height;
- cairo_t *cr;
-
- gtk_widget_get_allocation (widget, &allocation);
-
- border =
- (state == GTK_STATE_ACTIVE ||
- state == GTK_STATE_PRELIGHT ||
- gtk_button_get_relief (GTK_BUTTON (button)) == GTK_RELIEF_NORMAL);
-
- lightness = 1.00;
- opacity = 1.00;
-
- switch (state)
- {
- case GTK_STATE_ACTIVE: lightness = 0.80; break;
- case GTK_STATE_PRELIGHT: lightness = 1.25; break;
- case GTK_STATE_INSENSITIVE: opacity = 0.50; break;
- default: break;
- }
-
- x = allocation.x + PADDING;
- y = allocation.y + PADDING;
- width = allocation.width - 2.0 * PADDING;
- height = allocation.height - 2.0 * PADDING;
-
- if (border)
- {
- x += BORDER_WIDTH / 2.0;
- y += BORDER_WIDTH / 2.0;
- width -= BORDER_WIDTH;
- height -= BORDER_WIDTH;
- }
-
- cr = gdk_cairo_create (event->window);
- gdk_cairo_region (cr, event->region);
- cairo_clip (cr);
-
- cairo_set_source_rgba (cr,
- button->priv->highlight_color.r * lightness,
- button->priv->highlight_color.g * lightness,
- button->priv->highlight_color.b * lightness,
- button->priv->highlight_color.a * opacity);
-
- gimp_cairo_rounded_rectangle (cr,
- x, y, width, height, CORNER_RADIUS);
-
- cairo_fill_preserve (cr);
-
- if (border)
- {
- gdk_cairo_set_source_color (cr, &style->fg[state]);
-
- cairo_set_line_width (cr, BORDER_WIDTH);
-
- cairo_stroke (cr);
- }
-
- cairo_destroy (cr);
-
- if (gtk_widget_has_focus (widget))
- {
- gboolean interior_focus;
- gint focus_width;
- gint focus_pad;
- gint child_displacement_x;
- gint child_displacement_y;
- gboolean displace_focus;
- gint x;
- gint y;
- gint width;
- gint height;
-
- gtk_widget_style_get (widget,
- "interior-focus", &interior_focus,
- "focus-line-width", &focus_width,
- "focus-padding", &focus_pad,
- "child-displacement-y", &child_displacement_y,
- "child-displacement-x", &child_displacement_x,
- "displace-focus", &displace_focus,
- NULL);
-
- x = allocation.x + PADDING;
- y = allocation.y + PADDING;
- width = allocation.width - 2 * PADDING;
- height = allocation.height - 2 * PADDING;
-
- if (interior_focus)
- {
- x += style->xthickness + focus_pad;
- y += style->ythickness + focus_pad;
- width -= 2 * (style->xthickness + focus_pad);
- height -= 2 * (style->ythickness + focus_pad);
- }
- else
- {
- x -= focus_width + focus_pad;
- y -= focus_width + focus_pad;
- width += 2 * (focus_width + focus_pad);
- height += 2 * (focus_width + focus_pad);
- }
-
- if (state == GTK_STATE_ACTIVE && displace_focus)
- {
- x += child_displacement_x;
- y += child_displacement_y;
- }
-
- gtk_paint_focus (style, gtk_widget_get_window (widget), state,
- &event->area, widget, "button",
- x, y, width, height);
- }
-
- gtk_container_propagate_expose (GTK_CONTAINER (button),
- gtk_bin_get_child (GTK_BIN (button)),
- event);
- }
+ x += BORDER_WIDTH / 2.0;
+ y += BORDER_WIDTH / 2.0;
+ width -= BORDER_WIDTH;
+ height -= BORDER_WIDTH;
+ }
+
+ cairo_set_source_rgba (cr,
+ button->priv->highlight_color.r * lightness,
+ button->priv->highlight_color.g * lightness,
+ button->priv->highlight_color.b * lightness,
+ button->priv->highlight_color.a * opacity);
+
+ gimp_cairo_rounded_rectangle (cr,
+ x, y, width, height, CORNER_RADIUS);
+
+ cairo_fill_preserve (cr);
+
+ if (border)
+ {
+ gdk_cairo_set_source_color (cr, &style->fg[state]);
+
+ cairo_set_line_width (cr, BORDER_WIDTH);
- return FALSE;
+ cairo_stroke (cr);
}
- else
+
+ if (gtk_widget_has_focus (widget))
{
- return GTK_WIDGET_CLASS (parent_class)->expose_event (widget, event);
+ gboolean interior_focus;
+ gint focus_width;
+ gint focus_pad;
+ gint child_displacement_x;
+ gint child_displacement_y;
+ gboolean displace_focus;
+ gint x;
+ gint y;
+ gint width;
+ gint height;
+
+ gtk_widget_style_get (widget,
+ "interior-focus", &interior_focus,
+ "focus-line-width", &focus_width,
+ "focus-padding", &focus_pad,
+ "child-displacement-y", &child_displacement_y,
+ "child-displacement-x", &child_displacement_x,
+ "displace-focus", &displace_focus,
+ NULL);
+
+ x = allocation.x + PADDING;
+ y = allocation.y + PADDING;
+ width = allocation.width - 2 * PADDING;
+ height = allocation.height - 2 * PADDING;
+
+ if (interior_focus)
+ {
+ x += style->xthickness + focus_pad;
+ y += style->ythickness + focus_pad;
+ width -= 2 * (style->xthickness + focus_pad);
+ height -= 2 * (style->ythickness + focus_pad);
+ }
+ else
+ {
+ x -= focus_width + focus_pad;
+ y -= focus_width + focus_pad;
+ width += 2 * (focus_width + focus_pad);
+ height += 2 * (focus_width + focus_pad);
+ }
+
+ if (state == GTK_STATE_ACTIVE && displace_focus)
+ {
+ x += child_displacement_x;
+ y += child_displacement_y;
+ }
+
+ gtk_paint_focus (style, cr, state,
+ widget, "button",
+ x, y, width, height);
}
+
+ gtk_container_propagate_draw (GTK_CONTAINER (button),
+ gtk_bin_get_child (GTK_BIN (button)),
+ cr);
+
+ return FALSE;
}
/* public functions */
-
GtkWidget *
gimp_highlightable_button_new (void)
{
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