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authorChristopher James Lahey <clahey@helixcode.com>2000-06-21 11:45:32 +0800
committerChris Lahey <clahey@src.gnome.org>2000-06-21 11:45:32 +0800
commit26f8433aa06f52cefb43fa6d69a4101d6563ef8b (patch)
tree1fc10cbb639cf7efac573125d3718ce7e25ecd4d /e-util
parente7b121771f307c4eed3ca92a6920d4b6328261de (diff)
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Added a variable to keep track of the cursor. Set the cursor when
2000-06-20 Christopher James Lahey <clahey@helixcode.com> * e-canvas.c, e-canvas.h: Added a variable to keep track of the cursor. Set the cursor when selection_add is called. Properly unset the cursor at the right times. svn path=/trunk/; revision=3663
Diffstat (limited to 'e-util')
-rw-r--r--e-util/ChangeLog6
-rw-r--r--e-util/e-canvas.c25
-rw-r--r--e-util/e-canvas.h14
3 files changed, 35 insertions, 10 deletions
diff --git a/e-util/ChangeLog b/e-util/ChangeLog
index abb89bd807..728281dac0 100644
--- a/e-util/ChangeLog
+++ b/e-util/ChangeLog
@@ -1,5 +1,11 @@
2000-06-20 Christopher James Lahey <clahey@helixcode.com>
+ * e-canvas.c, e-canvas.h: Added a variable to keep track of the
+ cursor. Set the cursor when selection_add is called. Properly
+ unset the cursor at the right times.
+
+2000-06-20 Christopher James Lahey <clahey@helixcode.com>
+
* e-canvas.c: Grab the focus when setting the cursor.
2000-06-20 Christopher James Lahey <clahey@helixcode.com>
diff --git a/e-util/e-canvas.c b/e-util/e-canvas.c
index bbe58efdc3..5b843bf5b8 100644
--- a/e-util/e-canvas.c
+++ b/e-util/e-canvas.c
@@ -45,11 +45,6 @@ enum {
static guint e_canvas_signals [LAST_SIGNAL] = { 0, };
-typedef struct {
- GnomeCanvasItem *item;
- gpointer id;
-} ECanvasSelectionInfo;
-
GtkType
e_canvas_get_type (void)
{
@@ -113,6 +108,7 @@ static void
e_canvas_init (ECanvas *canvas)
{
canvas->selection = NULL;
+ canvas->cursor = NULL;
}
static void
@@ -519,6 +515,7 @@ e_canvas_item_set_cursor (GnomeCanvasItem *item, gpointer id)
func(item, flags, id);
canvas->selection = g_list_prepend(canvas->selection, info);
+ canvas->cursor = info;
}
void
@@ -538,9 +535,19 @@ e_canvas_item_add_selection (GnomeCanvasItem *item, gpointer id)
g_return_if_fail(GNOME_IS_CANVAS_ITEM(item));
g_return_if_fail(item->canvas != NULL);
g_return_if_fail(E_IS_CANVAS(item->canvas));
+
+ flags = E_CANVAS_ITEM_SELECTION_SELECT;
+ canvas = E_CANVAS(item->canvas);
+
+ if (canvas->cursor) {
+ func = gtk_object_get_data(GTK_OBJECT(canvas->cursor->item), "ECanvasItem::selection_callback");
+ if (func)
+ func(canvas->cursor->item, flags, canvas->cursor->id);
+ }
+
+ gnome_canvas_item_grab_focus(item);
flags = E_CANVAS_ITEM_SELECTION_SELECT | E_CANVAS_ITEM_SELECTION_CURSOR;
- canvas = E_CANVAS(item->canvas);
info = g_new(ECanvasSelectionInfo, 1);
info->item = item;
@@ -551,6 +558,7 @@ e_canvas_item_add_selection (GnomeCanvasItem *item, gpointer id)
func(item, flags, id);
canvas->selection = g_list_prepend(canvas->selection, info);
+ canvas->cursor = info;
}
void
@@ -575,12 +583,17 @@ e_canvas_item_remove_selection (GnomeCanvasItem *item, gpointer id)
if (info->item == item) {
ECanvasItemSelectionCompareFunc compare_func;
compare_func = gtk_object_get_data(GTK_OBJECT(info->item), "ECanvasItem::selection_compare_callback");
+
if (compare_func(info->item, info->id, id, 0) == 0) {
ECanvasItemSelectionFunc func;
func = gtk_object_get_data(GTK_OBJECT(info->item), "ECanvasItem::selection_callback");
if (func)
func(info->item, flags, info->id);
canvas->selection = g_list_remove_link(canvas->selection, list);
+
+ if (canvas->cursor == info)
+ canvas->cursor = NULL;
+
g_free(info);
g_list_free_1(list);
break;
diff --git a/e-util/e-canvas.h b/e-util/e-canvas.h
index 9e572a1179..06e3768e12 100644
--- a/e-util/e-canvas.h
+++ b/e-util/e-canvas.h
@@ -66,12 +66,18 @@ enum {
E_CANVAS_ITEM_SELECTION_DELETE_DATA = 1 << 2,
};
+typedef struct {
+ GnomeCanvasItem *item;
+ gpointer id;
+} ECanvasSelectionInfo;
+
struct _ECanvas
{
- GnomeCanvas parent;
-
- int idle_id;
- GList *selection;
+ GnomeCanvas parent;
+
+ int idle_id;
+ GList *selection;
+ ECanvasSelectionInfo *cursor;
};
struct _ECanvasClass