summaryrefslogtreecommitdiffstats
path: root/meta/packages/gtk+/gtk+-2.6.4-1.osso7/gtkscrolledwindow.c.diff
diff options
context:
space:
mode:
Diffstat (limited to 'meta/packages/gtk+/gtk+-2.6.4-1.osso7/gtkscrolledwindow.c.diff')
-rw-r--r--meta/packages/gtk+/gtk+-2.6.4-1.osso7/gtkscrolledwindow.c.diff162
1 files changed, 162 insertions, 0 deletions
diff --git a/meta/packages/gtk+/gtk+-2.6.4-1.osso7/gtkscrolledwindow.c.diff b/meta/packages/gtk+/gtk+-2.6.4-1.osso7/gtkscrolledwindow.c.diff
new file mode 100644
index 0000000000..3c20de8ebd
--- /dev/null
+++ b/meta/packages/gtk+/gtk+-2.6.4-1.osso7/gtkscrolledwindow.c.diff
@@ -0,0 +1,162 @@
1--- gtk+-2.6.4/gtk/gtkscrolledwindow.c 2004-08-09 19:59:52.000000000 +0300
2+++ gtk+-2.6.4/gtk/gtkscrolledwindow.c 2005-04-06 16:19:37.898776872 +0300
3@@ -289,6 +289,13 @@
4 DEFAULT_SCROLLBAR_SPACING,
5 G_PARAM_READABLE));
6
7+ gtk_widget_class_install_style_property (widget_class,
8+ g_param_spec_boolean ("scrollbar_dislocation",
9+ P_("Scrollbar dislocation"),
10+ P_("Flag for having scrollbar at the outer border or container padding instead of at the inner border"),
11+ FALSE,
12+ G_PARAM_READABLE));
13+
14 signals[SCROLL_CHILD] =
15 g_signal_new ("scroll_child",
16 G_TYPE_FROM_CLASS (object_class),
17@@ -1062,6 +1069,73 @@
18 }
19 }
20
21+static gdouble
22+gtk_scrolled_window_get_focus_movement (GtkScrolledWindow *scrolled_window)
23+{
24+ GtkWidget *focus_child;
25+ GtkRange *range;
26+ GtkAdjustment *adj;
27+ gdouble value, new_value;
28+ gint x, y;
29+
30+ focus_child = GTK_CONTAINER(scrolled_window)->focus_child;
31+ if (focus_child == NULL)
32+ return 0;
33+
34+ while (GTK_IS_CONTAINER (focus_child) &&
35+ GTK_CONTAINER (focus_child)->focus_child)
36+ {
37+ focus_child = GTK_CONTAINER (focus_child)->focus_child;
38+ }
39+
40+ range = GTK_RANGE (scrolled_window->vscrollbar);
41+ adj = range->adjustment;
42+ value = gtk_adjustment_get_value (adj);
43+
44+ gtk_widget_translate_coordinates (focus_child->parent,
45+ GTK_WIDGET(scrolled_window),
46+ focus_child->allocation.x,
47+ focus_child->allocation.y, &x, &y);
48+
49+ if (y < 0)
50+ {
51+ /* scroll up */
52+ new_value = value + y;
53+ if (new_value < adj->lower)
54+ new_value = adj->lower;
55+ }
56+ else if (y + focus_child->allocation.height > adj->page_size)
57+ {
58+ /* scroll down */
59+ new_value = value + y + focus_child->allocation.height - adj->page_size;
60+ if (new_value > adj->upper - adj->page_size)
61+ new_value = adj->upper - adj->page_size;
62+ }
63+ else
64+ {
65+ new_value = value;
66+ }
67+
68+ return new_value - value;
69+}
70+
71+static void
72+gtk_scrolled_window_scroll_to_focus (GtkScrolledWindow *scrolled_window)
73+{
74+ GtkAdjustment *adj;
75+ gdouble diff;
76+
77+ diff = gtk_scrolled_window_get_focus_movement (scrolled_window);
78+ if (diff != 0)
79+ {
80+ adj = GTK_RANGE (scrolled_window->vscrollbar)->adjustment;
81+
82+ gtk_adjustment_set_value (adj, gtk_adjustment_get_value (adj) + diff);
83+ gtk_scrolled_window_set_vadjustment (scrolled_window,
84+ GTK_ADJUSTMENT (adj));
85+ }
86+}
87+
88 static void
89 gtk_scrolled_window_size_allocate (GtkWidget *widget,
90 GtkAllocation *allocation)
91@@ -1071,17 +1145,32 @@
92 GtkAllocation relative_allocation;
93 GtkAllocation child_allocation;
94 gint scrollbar_spacing;
95-
96+ gboolean is_focus_visible, dislocate;
97+ gint dislocation;
98+
99 g_return_if_fail (GTK_IS_SCROLLED_WINDOW (widget));
100 g_return_if_fail (allocation != NULL);
101
102 scrolled_window = GTK_SCROLLED_WINDOW (widget);
103 bin = GTK_BIN (scrolled_window);
104
105+ is_focus_visible =
106+ gtk_scrolled_window_get_focus_movement (scrolled_window) == 0;
107+
108 scrollbar_spacing = _gtk_scrolled_window_get_scrollbar_spacing (scrolled_window);
109
110 widget->allocation = *allocation;
111
112+ /* See how much scrollbar needs be "dislocated" (to get it to the other
113+ * edge of the border). Does not apply to all occasions. */
114+ gtk_widget_style_get (GTK_WIDGET (scrolled_window),
115+ "scrollbar_dislocation", &dislocate,
116+ NULL);
117+ if (dislocate)
118+ dislocation = GTK_CONTAINER (scrolled_window)->border_width;
119+ else
120+ dislocation = 0;
121+
122 if (scrolled_window->hscrollbar_policy == GTK_POLICY_ALWAYS)
123 scrolled_window->hscrollbar_visible = TRUE;
124 else if (scrolled_window->hscrollbar_policy == GTK_POLICY_NEVER)
125@@ -1150,10 +1239,12 @@
126 child_allocation.y = (relative_allocation.y +
127 relative_allocation.height +
128 scrollbar_spacing +
129+ dislocation +
130 (scrolled_window->shadow_type == GTK_SHADOW_NONE ?
131 0 : widget->style->ythickness));
132 else
133- child_allocation.y = GTK_CONTAINER (scrolled_window)->border_width;
134+ child_allocation.y = GTK_CONTAINER (scrolled_window)->border_width -
135+ dislocation;
136
137 child_allocation.width = relative_allocation.width;
138 child_allocation.height = hscrollbar_requisition.height;
139@@ -1189,10 +1280,12 @@
140 child_allocation.x = (relative_allocation.x +
141 relative_allocation.width +
142 scrollbar_spacing +
143+ dislocation +
144 (scrolled_window->shadow_type == GTK_SHADOW_NONE ?
145 0 : widget->style->xthickness));
146 else
147- child_allocation.x = GTK_CONTAINER (scrolled_window)->border_width;
148+ child_allocation.x = GTK_CONTAINER (scrolled_window)->border_width -
149+ dislocation;
150
151 child_allocation.y = relative_allocation.y;
152 child_allocation.width = vscrollbar_requisition.width;
153@@ -1207,6 +1300,9 @@
154 }
155
156 gtk_widget_size_allocate (scrolled_window->vscrollbar, &child_allocation);
157+
158+ if (is_focus_visible)
159+ gtk_scrolled_window_scroll_to_focus (scrolled_window);
160 }
161 else if (GTK_WIDGET_VISIBLE (scrolled_window->vscrollbar))
162 gtk_widget_hide (scrolled_window->vscrollbar);
generated by cgit v1.2.3-54-g00ecf (git 2.39.0) at 2024-05-02 03:22:16 +0000