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authorChristopher James Lahey <clahey@ximian.com>2001-10-22 12:16:03 +0800
committerChris Lahey <clahey@src.gnome.org>2001-10-22 12:16:03 +0800
commitf22daae8e661b7bc023c0e2c81d2966f5766f541 (patch)
tree5a8d94180dcd6142380d1a935c67444775fa23df /widgets/text
parentd6e71d2ad96d9929f9b5053f1f730ca3628c20a2 (diff)
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Accept UTF8_STRING, UTF-8, and STRING targets when getting the selection.
2001-10-22 Christopher James Lahey <clahey@ximian.com> * gal/e-text/e-text.c, gal/e-text/e-text.h (e_text_get_selection): Accept UTF8_STRING, UTF-8, and STRING targets when getting the selection. svn path=/trunk/; revision=13864
Diffstat (limited to 'widgets/text')
-rw-r--r--widgets/text/e-text.c125
-rw-r--r--widgets/text/e-text.h5
2 files changed, 118 insertions, 12 deletions
diff --git a/widgets/text/e-text.c b/widgets/text/e-text.c
index 921bbebf29..8d17c4b004 100644
--- a/widgets/text/e-text.c
+++ b/widgets/text/e-text.c
@@ -436,6 +436,10 @@ e_text_init (EText *text)
text->style = E_FONT_PLAIN;
text->allow_newlines = TRUE;
+ text->last_type_request = -1;
+ text->last_time_request = 0;
+ text->queued_requests = NULL;
+
e_canvas_item_set_reflow_callback(GNOME_CANVAS_ITEM(text), e_text_reflow);
}
@@ -3765,14 +3769,95 @@ _selection_get (GtkInvisible *invisible,
}
}
+typedef struct {
+ guint32 time;
+ GdkAtom selection;
+} SelectionAndTime;
+
+static const char *formats[] = {"UTF8_STRING", "UTF-8", "STRING"};
+#define E_STRING_ATOM 2
+static const int format_count = sizeof (formats) / sizeof (formats[0]);
+static GdkAtom atoms[sizeof (formats) / sizeof (formats[0])];
+static int initialized = FALSE;
+
+static inline void
+init_atoms (void)
+{
+ int type;
+ if (!initialized) {
+ for (type = 0; type < format_count; type++)
+ atoms[type] = gdk_atom_intern (formats[type], FALSE);
+ initialized = TRUE;
+ }
+}
+
+static void
+e_text_request_paste (EText *text)
+{
+ GdkAtom format_atom;
+ GtkWidget *invisible;
+ int type = text->last_type_request;
+
+ init_atoms ();
+
+ format_atom = GDK_NONE;
+
+ while (format_atom == GDK_NONE) {
+ type ++;
+
+ if (type >= format_count) {
+ if (text->queued_requests) {
+ guint32 *new_time = text->queued_requests->data;
+ text->queued_requests = g_list_remove_link (text->queued_requests, text->queued_requests);
+ text->last_time_request = *new_time;
+ g_free (new_time);
+
+ type = -1;
+ } else {
+ text->last_type_request = -1;
+ text->last_time_request = 0;
+ return;
+ }
+ }
+
+ format_atom = atoms [type];
+ }
+
+ /* And request the format target for the required selection */
+ invisible = e_text_get_invisible(text);
+ gtk_selection_convert(invisible,
+ text->last_selection_request,
+ format_atom,
+ text->last_time_request);
+
+ text->last_type_request = type;
+ return;
+}
+
static void
_selection_received (GtkInvisible *invisible,
GtkSelectionData *selection_data,
guint time,
EText *text)
{
- if (selection_data->length < 0 || selection_data->type != GDK_SELECTION_TYPE_STRING) {
+ init_atoms ();
+ if (selection_data->length < 0) {
+ e_text_request_paste (text);
return;
+ } else if (selection_data->type == atoms[E_STRING_ATOM]) {
+ ETextEventProcessorCommand command;
+ char *string;
+
+ string = e_utf8_from_gtk_string_sized (GTK_WIDGET (GNOME_CANVAS_ITEM(text)->canvas),
+ selection_data->data,
+ selection_data->length);
+ command.action = E_TEP_INSERT;
+ command.position = E_TEP_SELECTION;
+ command.string = string;
+ command.value = strlen (string);
+ command.time = time;
+ e_text_command(text->tep, &command, text);
+ g_free (string);
} else {
ETextEventProcessorCommand command;
command.action = E_TEP_INSERT;
@@ -3782,6 +3867,33 @@ _selection_received (GtkInvisible *invisible,
command.time = time;
e_text_command(text->tep, &command, text);
}
+ text->last_type_request = -1;
+ if (text->queued_requests) {
+ SelectionAndTime *new_request = text->queued_requests->data;
+ text->queued_requests = g_list_remove_link (text->queued_requests, text->queued_requests);
+ text->last_time_request = new_request->time;
+ text->last_selection_request = new_request->selection;
+ g_free (new_request);
+ e_text_request_paste (text);
+ }
+}
+
+
+
+static void
+e_text_get_selection(EText *text, GdkAtom selection, guint32 time)
+{
+ if (text->last_type_request == -1) {
+ text->last_time_request = time;
+ text->last_selection_request = selection;
+ e_text_request_paste (text);
+ } else {
+ SelectionAndTime *new_request = g_new (SelectionAndTime, 1);
+ new_request->time = time;
+ new_request->selection = selection;
+ /* FIXME: Queue the selection request type as well. */
+ text->queued_requests = g_list_append (text->queued_requests, new_request);
+ }
}
static void
@@ -3810,17 +3922,6 @@ e_text_supply_selection (EText *text, guint time, GdkAtom selection, guchar *dat
text->has_selection = successful;
}
-static void
-e_text_get_selection(EText *text, GdkAtom selection, guint32 time)
-{
- GtkWidget *invisible;
- invisible = e_text_get_invisible(text);
- gtk_selection_convert(invisible,
- selection,
- GDK_SELECTION_TYPE_STRING,
- time);
-}
-
#if 0
static void
e_text_real_copy_clipboard (EText *text)
diff --git a/widgets/text/e-text.h b/widgets/text/e-text.h
index 06ac58299e..9a5b997bba 100644
--- a/widgets/text/e-text.h
+++ b/widgets/text/e-text.h
@@ -224,6 +224,11 @@ struct _EText {
gint dbl_timeout; /* Double click timeout */
gint tpl_timeout; /* Triple click timeout */
+
+ gint last_type_request; /* Last selection type requested. */
+ guint32 last_time_request; /* The time of the last selection request. */
+ guint32 last_selection_request; /* The time of the last selection request. */
+ GList *queued_requests; /* Queued selection requests. */
};
struct _ETextClass {