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scrolledwindow: Implement snapshot()

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This commit is contained in:
Benjamin Otte 2016-12-13 15:14:49 +01:00
parent e09fd1eb8a
commit 2090219abb
1 changed files with 41 additions and 43 deletions
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84
gtk/gtkscrolledwindow.c
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@ -331,8 +331,8 @@ static void gtk_scrolled_window_get_property (GObject *objec
static void gtk_scrolled_window_finalize (GObject *object);
static void gtk_scrolled_window_destroy (GtkWidget *widget);
static gboolean gtk_scrolled_window_draw (GtkWidget *widget,
cairo_t *cr);
static void gtk_scrolled_window_snapshot (GtkWidget *widget,
GtkSnapshot *snapshot);
static void gtk_scrolled_window_size_allocate (GtkWidget *widget,
GtkAllocation *allocation);
static gboolean gtk_scrolled_window_scroll_event (GtkWidget *widget,
@ -531,7 +531,7 @@ gtk_scrolled_window_class_init (GtkScrolledWindowClass *class)
gobject_class->finalize = gtk_scrolled_window_finalize;
widget_class->destroy = gtk_scrolled_window_destroy;
widget_class->draw = gtk_scrolled_window_draw;
widget_class->snapshot = gtk_scrolled_window_snapshot;
widget_class->size_allocate = gtk_scrolled_window_size_allocate;
widget_class->scroll_event = gtk_scrolled_window_scroll_event;
widget_class->focus = gtk_scrolled_window_focus;
@ -1823,8 +1823,8 @@ gtk_scrolled_window_measure (GtkCssGadget *gadget,
}
static void
gtk_scrolled_window_draw_scrollbars_junction (GtkScrolledWindow *scrolled_window,
cairo_t *cr)
gtk_scrolled_window_snapshot_scrollbars_junction (GtkScrolledWindow *scrolled_window,
GtkSnapshot *snapshot)
{
GtkScrolledWindowPrivate *priv = scrolled_window->priv;
GtkWidget *widget = GTK_WIDGET (scrolled_window);
@ -1843,19 +1843,19 @@ gtk_scrolled_window_draw_scrollbars_junction (GtkScrolledWindow *scrolled_window
context = gtk_widget_get_style_context (widget);
gtk_style_context_save_named (context, "junction");
gtk_render_background (context, cr,
junction_rect.x, junction_rect.y,
junction_rect.width, junction_rect.height);
gtk_render_frame (context, cr,
junction_rect.x, junction_rect.y,
junction_rect.width, junction_rect.height);
gtk_snapshot_render_background (snapshot, context,
junction_rect.x, junction_rect.y,
junction_rect.width, junction_rect.height);
gtk_snapshot_render_frame (snapshot, context,
junction_rect.x, junction_rect.y,
junction_rect.width, junction_rect.height);
gtk_style_context_restore (context);
}
static void
gtk_scrolled_window_draw_overshoot (GtkScrolledWindow *scrolled_window,
cairo_t *cr)
gtk_scrolled_window_snapshot_overshoot (GtkScrolledWindow *scrolled_window,
GtkSnapshot *snapshot)
{
GtkScrolledWindowPrivate *priv = scrolled_window->priv;
GtkWidget *widget = GTK_WIDGET (scrolled_window);
@ -1875,37 +1875,37 @@ gtk_scrolled_window_draw_overshoot (GtkScrolledWindow *scrolled_window,
if (overshoot_x > 0)
{
gtk_style_context_save_to_node (context, priv->overshoot_node[GTK_POS_RIGHT]);
gtk_render_background (context, cr, rect.x + rect.width - overshoot_x, rect.y, overshoot_x, rect.height);
gtk_render_frame (context, cr, rect.x + rect.width - overshoot_x, rect.y, overshoot_x, rect.height);
gtk_snapshot_render_background (snapshot, context, rect.x + rect.width - overshoot_x, rect.y, overshoot_x, rect.height);
gtk_snapshot_render_frame (snapshot, context, rect.x + rect.width - overshoot_x, rect.y, overshoot_x, rect.height);
gtk_style_context_restore (context);
}
else if (overshoot_x < 0)
{
gtk_style_context_save_to_node (context, priv->overshoot_node[GTK_POS_LEFT]);
gtk_render_background (context, cr, rect.x, rect.y, -overshoot_x, rect.height);
gtk_render_frame (context, cr, rect.x, rect.y, -overshoot_x, rect.height);
gtk_snapshot_render_background (snapshot, context, rect.x, rect.y, -overshoot_x, rect.height);
gtk_snapshot_render_frame (snapshot, context, rect.x, rect.y, -overshoot_x, rect.height);
gtk_style_context_restore (context);
}
if (overshoot_y > 0)
{
gtk_style_context_save_to_node (context, priv->overshoot_node[GTK_POS_BOTTOM]);
gtk_render_background (context, cr, rect.x, rect.y + rect.height - overshoot_y, rect.width, overshoot_y);
gtk_render_frame (context, cr, rect.x, rect.y + rect.height - overshoot_y, rect.width, overshoot_y);
gtk_snapshot_render_background (snapshot, context, rect.x, rect.y + rect.height - overshoot_y, rect.width, overshoot_y);
gtk_snapshot_render_frame (snapshot, context, rect.x, rect.y + rect.height - overshoot_y, rect.width, overshoot_y);
gtk_style_context_restore (context);
}
else if (overshoot_y < 0)
{
gtk_style_context_save_to_node (context, priv->overshoot_node[GTK_POS_TOP]);
gtk_render_background (context, cr, rect.x, rect.y, rect.width, -overshoot_y);
gtk_render_frame (context, cr, rect.x, rect.y, rect.width, -overshoot_y);
gtk_snapshot_render_background (snapshot, context, rect.x, rect.y, rect.width, -overshoot_y);
gtk_snapshot_render_frame (snapshot, context, rect.x, rect.y, rect.width, -overshoot_y);
gtk_style_context_restore (context);
}
}
static void
gtk_scrolled_window_draw_undershoot (GtkScrolledWindow *scrolled_window,
cairo_t *cr)
gtk_scrolled_window_snapshot_undershoot (GtkScrolledWindow *scrolled_window,
GtkSnapshot *snapshot)
{
GtkScrolledWindowPrivate *priv = scrolled_window->priv;
GtkWidget *widget = GTK_WIDGET (scrolled_window);
@ -1920,16 +1920,16 @@ gtk_scrolled_window_draw_undershoot (GtkScrolledWindow *scrolled_window,
if (gtk_adjustment_get_value (adj) < gtk_adjustment_get_upper (adj) - gtk_adjustment_get_page_size (adj))
{
gtk_style_context_save_to_node (context, priv->undershoot_node[GTK_POS_RIGHT]);
gtk_render_background (context, cr, rect.x + rect.width - UNDERSHOOT_SIZE, rect.y, UNDERSHOOT_SIZE, rect.height);
gtk_render_frame (context, cr, rect.x + rect.width - UNDERSHOOT_SIZE, rect.y, UNDERSHOOT_SIZE, rect.height);
gtk_snapshot_render_background (snapshot, context, rect.x + rect.width - UNDERSHOOT_SIZE, rect.y, UNDERSHOOT_SIZE, rect.height);
gtk_snapshot_render_frame (snapshot, context, rect.x + rect.width - UNDERSHOOT_SIZE, rect.y, UNDERSHOOT_SIZE, rect.height);
gtk_style_context_restore (context);
}
if (gtk_adjustment_get_value (adj) > gtk_adjustment_get_lower (adj))
{
gtk_style_context_save_to_node (context, priv->undershoot_node[GTK_POS_LEFT]);
gtk_render_background (context, cr, rect.x, rect.y, UNDERSHOOT_SIZE, rect.height);
gtk_render_frame (context, cr, rect.x, rect.y, UNDERSHOOT_SIZE, rect.height);
gtk_snapshot_render_background (snapshot, context, rect.x, rect.y, UNDERSHOOT_SIZE, rect.height);
gtk_snapshot_render_frame (snapshot, context, rect.x, rect.y, UNDERSHOOT_SIZE, rect.height);
gtk_style_context_restore (context);
}
@ -1937,22 +1937,22 @@ gtk_scrolled_window_draw_undershoot (GtkScrolledWindow *scrolled_window,
if (gtk_adjustment_get_value (adj) < gtk_adjustment_get_upper (adj) - gtk_adjustment_get_page_size (adj))
{
gtk_style_context_save_to_node (context, priv->undershoot_node[GTK_POS_BOTTOM]);
gtk_render_background (context, cr, rect.x, rect.y + rect.height - UNDERSHOOT_SIZE, rect.width, UNDERSHOOT_SIZE);
gtk_render_frame (context, cr, rect.x, rect.y + rect.height - UNDERSHOOT_SIZE, rect.width, UNDERSHOOT_SIZE);
gtk_snapshot_render_background (snapshot, context, rect.x, rect.y + rect.height - UNDERSHOOT_SIZE, rect.width, UNDERSHOOT_SIZE);
gtk_snapshot_render_frame (snapshot, context, rect.x, rect.y + rect.height - UNDERSHOOT_SIZE, rect.width, UNDERSHOOT_SIZE);
gtk_style_context_restore (context);
}
if (gtk_adjustment_get_value (adj) > gtk_adjustment_get_lower (adj))
{
gtk_style_context_save_to_node (context, priv->undershoot_node[GTK_POS_TOP]);
gtk_render_background (context, cr, rect.x, rect.y, rect.width, UNDERSHOOT_SIZE);
gtk_render_frame (context, cr, rect.x, rect.y, rect.width, UNDERSHOOT_SIZE);
gtk_snapshot_render_background (snapshot, context, rect.x, rect.y, rect.width, UNDERSHOOT_SIZE);
gtk_snapshot_render_frame (snapshot, context, rect.x, rect.y, rect.width, UNDERSHOOT_SIZE);
gtk_style_context_restore (context);
}
}
static gboolean
gtk_scrolled_window_render (GtkCssGadget *gadget,
cairo_t *cr,
GtkSnapshot *snapshot,
int x,
int y,
int width,
@ -1965,12 +1965,12 @@ gtk_scrolled_window_render (GtkCssGadget *gadget,
if (priv->hscrollbar_visible &&
priv->vscrollbar_visible)
gtk_scrolled_window_draw_scrollbars_junction (scrolled_window, cr);
gtk_scrolled_window_snapshot_scrollbars_junction (scrolled_window, snapshot);
GTK_WIDGET_CLASS (gtk_scrolled_window_parent_class)->draw (widget, cr);
GTK_WIDGET_CLASS (gtk_scrolled_window_parent_class)->snapshot (widget, snapshot);
gtk_scrolled_window_draw_undershoot (scrolled_window, cr);
gtk_scrolled_window_draw_overshoot (scrolled_window, cr);
gtk_scrolled_window_snapshot_undershoot (scrolled_window, snapshot);
gtk_scrolled_window_snapshot_overshoot (scrolled_window, snapshot);
return FALSE;
}
@ -2058,8 +2058,8 @@ gtk_scrolled_window_init (GtkScrolledWindow *scrolled_window)
widget,
gtk_scrolled_window_measure,
gtk_scrolled_window_allocate,
gtk_scrolled_window_render,
NULL,
gtk_scrolled_window_render,
NULL, NULL);
for (i = 0; i < 4; i++)
{
@ -2864,16 +2864,14 @@ gtk_scrolled_window_inner_allocation (GtkWidget *widget,
}
}
static gboolean
gtk_scrolled_window_draw (GtkWidget *widget,
cairo_t *cr)
static void
gtk_scrolled_window_snapshot (GtkWidget *widget,
GtkSnapshot *snapshot)
{
GtkScrolledWindow *scrolled_window = GTK_SCROLLED_WINDOW (widget);
GtkScrolledWindowPrivate *priv = scrolled_window->priv;
gtk_css_gadget_draw (priv->gadget, cr);
return FALSE;
gtk_css_gadget_snapshot (priv->gadget, snapshot);
}
static void