* viking -- GPS Data and Topo Analyzer, Explorer, and Manager
*
* Copyright (C) 2003-2005, Evan Battaglia <gtoevan@gmx.net>
+ * Copyright (C) 2005, Alex Foobarian <foobarian@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
*
*/
-#include <stdio.h>
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
#include <string.h>
#include <stdlib.h>
-#include "viking.h"
+#ifdef HAVE_SYS_TYPES_H
+#include <sys/types.h>
+#endif
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
-#define DATA_NONE 0
-#define DATA_LAYER 1
-#define DATA_SUBLAYER 2
+#include <glib/gi18n.h>
+
+#include "viking.h"
typedef struct {
gpointer clipboard;
- guint8 type;
+ gint pid;
+ VikClipboardDataType type;
gint subtype;
guint16 layer_type;
+ guint len;
+ gchar *text;
+ guint8 data[0];
} vik_clipboard_t;
static GtkTargetEntry target_table[] = {
static void clip_get ( GtkClipboard *c, GtkSelectionData *selection_data, guint info, gpointer p )
{
vik_clipboard_t *vc = p;
- // g_print("clip_get\n");
- if (info==0) {
- gtk_selection_data_set ( selection_data, selection_data->target, 8, (void *)vc, sizeof(*vc) );
+ if ( info == 0 ) {
+ // Viking Data Type
+ // g_print("clip_get: vc = %p, size = %d\n", vc, sizeof(*vc) + vc->len);
+ gtk_selection_data_set ( selection_data, selection_data->target, 8, (void *)vc, sizeof(*vc) + vc->len );
}
- if (info==1) {
- if (vc->type == DATA_LAYER) {
- gtk_selection_data_set_text ( selection_data, VIK_LAYER(vc->clipboard)->name, -1 );
- }
+ if ( info == 1 ) {
+ // Should be a string, but make sure it's something
+ if ( vc->text )
+ gtk_selection_data_set_text ( selection_data, vc->text, -1); // string text is null terminated
}
+
}
static void clip_clear ( GtkClipboard *c, gpointer p )
{
- vik_clipboard_t *vc = p;
- // g_print("clip_clear\n");
-
- if ( vc->clipboard && vc->type == DATA_LAYER )
- g_object_unref ( G_OBJECT(vc->clipboard) );
- else if ( vc->clipboard && vc->type == DATA_SUBLAYER )
- if ( vik_layer_get_interface(vc->layer_type)->free_copied_item )
- vik_layer_get_interface(vc->layer_type)->free_copied_item(vc->subtype,vc->clipboard);
- vc->clipboard = NULL;
- vc->type = DATA_NONE;
+ vik_clipboard_t* vc = (vik_clipboard_t*)p;
+ g_free(vc->text);
+ g_free(vc);
}
VikLayersPanel *vlp = p;
vik_clipboard_t *vc;
if (sd->length == -1) {
- g_print("receive failed\n");
+ g_warning ( _("paste failed") );
return;
}
// g_print("clip receive: target = %s, type = %s\n", gdk_atom_name(sd->target), gdk_atom_name(sd->type));
g_assert(!strcmp(gdk_atom_name(sd->target), target_table[0].target));
- g_assert(sd->length == sizeof(*vc));
vc = (vik_clipboard_t *)sd->data;
+ // g_print(" sd->data = %p, sd->length = %d, vc->len = %d\n", sd->data, sd->length, vc->len);
+
+ if (sd->length != sizeof(*vc) + vc->len) {
+ g_warning ( _("wrong clipboard data size") );
+ return;
+ }
- if ( vc->clipboard && vc->type == DATA_LAYER )
+ if ( vc->type == VIK_CLIPBOARD_DATA_LAYER )
{
- /* oooh, _private_ ... so sue me, there's no other way to do this. */
- if ( G_OBJECT(vc->clipboard)->ref_count == 1 )
- { /* optimization -- if layer has been deleted, don't copy the layer. */
- g_object_ref ( G_OBJECT(vc->clipboard) );
- vik_layers_panel_add_layer ( vlp, VIK_LAYER(vc->clipboard) );
- }
- else
- {
- VikLayer *new_layer = vik_layer_copy ( VIK_LAYER(vc->clipboard), vik_layers_panel_get_viewport(vlp) );
- if ( new_layer )
- {
- vik_layers_panel_add_layer ( vlp, new_layer );
- }
- }
+ VikLayer *new_layer = vik_layer_unmarshall ( vc->data, vc->len, vik_layers_panel_get_viewport(vlp) );
+ vik_layers_panel_add_layer ( vlp, new_layer );
}
- else if ( vc->clipboard && vc->type == DATA_SUBLAYER )
+ else if ( vc->type == VIK_CLIPBOARD_DATA_SUBLAYER )
{
VikLayer *sel = vik_layers_panel_get_selected ( vlp );
if ( sel && sel->type == vc->layer_type)
{
if ( vik_layer_get_interface(vc->layer_type)->paste_item )
- vik_layer_get_interface(vc->layer_type)->paste_item ( sel, vc->subtype, vc->clipboard );
+ vik_layer_get_interface(vc->layer_type)->paste_item ( sel, vc->subtype, vc->data, vc->len);
}
else
- a_dialog_error_msg_extra ( VIK_GTK_WINDOW_FROM_WIDGET(GTK_WIDGET(vlp)), "The clipboard contains sublayer data for a %s layers. You must select a layer of this type to paste the clipboard data.", vik_layer_get_interface(vc->layer_type)->name );
+ a_dialog_error_msg_extra ( VIK_GTK_WINDOW_FROM_WIDGET(GTK_WIDGET(vlp)),
+ _("The clipboard contains sublayer data for %s layers. "
+ "You must select a layer of this type to paste the clipboard data."),
+ vik_layer_get_interface(vc->layer_type)->name );
}
}
-/*
- * utility func to handle pasted text:
- * search for N dd.dddddd W dd.dddddd, N dd° dd.dddd W dd° dd.ddddd and so forth
+/**
+ * clip_parse_latlon:
+ * @text: text containing LatLon data.
+ * @coord: computed coordinates.
+ *
+ * Utility func to handle pasted text:
+ * search for N dd.dddddd W dd.dddddd, N dd° dd.dddd W dd° dd.ddddd and so forth.
+ *
+ * Returns: TRUE if coordinates are set.
*/
static gboolean clip_parse_latlon ( const gchar *text, struct LatLon *coord )
{
gint j, k;
cand = s+i;
- // printf("Trying >>>>> %s\n", cand);
-
for (j=0; j<2; j++) {
for (k=0; k<2; k++) {
gchar fmt1[] = "N %d%*[ ]%lf W %d%*[ ]%lf";
if (sel && sel->type == VIK_LAYER_TRW) {
vik_trw_layer_new_waypoint ( VIK_TRW_LAYER(sel), VIK_GTK_WINDOW_FROM_LAYER(sel), &vc );
} else {
- a_dialog_error_msg_extra ( VIK_GTK_WINDOW_FROM_WIDGET(GTK_WIDGET(vlp)), "In order to paste a waypoint, please select an appropriate layer to paste into.", NULL);
+ a_dialog_error_msg_extra ( VIK_GTK_WINDOW_FROM_WIDGET(GTK_WIDGET(vlp)), _("In order to paste a waypoint, please select an appropriate layer to paste into."), NULL);
}
}
static void clip_receive_html ( GtkClipboard *c, GtkSelectionData *sd, gpointer p )
{
VikLayersPanel *vlp = p;
- gint r, w;
+ gsize r, w;
GError *err = NULL;
gchar *s, *span;
gint tag = 0, i;
}
/* - copying from Mozilla seems to give html in UTF-16. */
- if (!(s = g_convert ( sd->data, sd->length, "UTF-8", "UTF-16", &r, &w, &err))) {
+ if (!(s = g_convert ( (gchar *)sd->data, sd->length, "UTF-8", "UTF-16", &r, &w, &err))) {
return;
}
// g_print("html is %d bytes long: %s\n", sd->length, s);
g_free(s);
}
-/*
- * deal with various data types a clipboard may hold
+/**
+ * clip_receive_targets:
+ *
+ * Deal with various data types a clipboard may hold.
*/
void clip_receive_targets ( GtkClipboard *c, GdkAtom *a, gint n, gpointer p )
{
VikLayersPanel *vlp = p;
gint i;
- /* g_print("got targets\n"); */
for (i=0; i<n; i++) {
- /* g_print(" ""%s""\n", gdk_atom_name(a[i])); */
+ // g_print(" ""%s""\n", gdk_atom_name(a[i]));
if (!strcmp(gdk_atom_name(a[i]), "text/html")) {
gtk_clipboard_request_contents ( c, gdk_atom_intern("text/html", TRUE), clip_receive_html, vlp );
break;
** public functions **
*********************************************************************************/
-/*
- * make a copy of selected object and associate ourselves with the clipboard
+/**
+ * a_clipboard_copy_selected:
+ *
+ * Make a copy of selected object and associate ourselves with the clipboard.
*/
-void a_clipboard_copy ( VikLayersPanel *vlp )
+void a_clipboard_copy_selected ( VikLayersPanel *vlp )
{
VikLayer *sel = vik_layers_panel_get_selected ( vlp );
GtkTreeIter iter;
- vik_clipboard_t *vc = g_malloc(sizeof(*vc));
- GtkClipboard *c = gtk_clipboard_get ( GDK_SELECTION_CLIPBOARD );
+ VikClipboardDataType type;
+ guint16 layer_type = 0;
+ gint subtype = 0;
+ guint8 *data = NULL;
+ guint len;
+ const gchar *name = NULL;
if ( ! sel )
return;
vik_treeview_get_selected_iter ( sel->vt, &iter );
-
- if ( vik_treeview_item_get_type ( sel->vt, &iter ) == VIK_TREEVIEW_TYPE_SUBLAYER )
- {
- vc->layer_type = sel->type;
- if ( vik_layer_get_interface(vc->layer_type)->copy_item && (vc->clipboard = vik_layer_get_interface(vc->layer_type)->
- copy_item(sel,vc->subtype=vik_treeview_item_get_data(sel->vt,&iter),vik_treeview_item_get_pointer(sel->vt,&iter)) ))
- vc->type = DATA_SUBLAYER;
- else
- return; /* selected sublayer is uncopyable */
+ layer_type = sel->type;
+
+ if ( vik_treeview_item_get_type ( sel->vt, &iter ) == VIK_TREEVIEW_TYPE_SUBLAYER ) {
+ type = VIK_CLIPBOARD_DATA_SUBLAYER;
+ if ( vik_layer_get_interface(layer_type)->copy_item) {
+ subtype = vik_treeview_item_get_data(sel->vt, &iter);
+ vik_layer_get_interface(layer_type)->copy_item(sel, subtype, vik_treeview_item_get_pointer(sel->vt, &iter), &data, &len );
+ // This name is used in setting the text representation of the item on the clipboard.
+ name = vik_treeview_item_get_name(sel->vt, &iter);
+ }
}
else
{
- vc->clipboard = sel;
- g_object_ref ( G_OBJECT(sel) );
- vc->type = DATA_LAYER;
+ gint ilen;
+ type = VIK_CLIPBOARD_DATA_LAYER;
+ vik_layer_marshall ( sel, &data, &ilen );
+ len = ilen;
+ name = vik_layer_get_name ( vik_treeview_item_get_pointer(sel->vt, &iter) );
}
+
+ if (data) {
+ a_clipboard_copy( type, layer_type, subtype, len, name, data);
+ }
+}
+
+void a_clipboard_copy( VikClipboardDataType type, guint16 layer_type, gint subtype, guint len, const gchar* text, guint8 * data)
+{
+ vik_clipboard_t * vc = g_malloc(sizeof(*vc) + len);
+ GtkClipboard *c = gtk_clipboard_get ( GDK_SELECTION_CLIPBOARD );
+
+ vc->type = type;
+ vc->layer_type = layer_type;
+ vc->subtype = subtype;
+ vc->len = len;
+ vc->text = g_strdup (text);
+ memcpy(vc->data, data, len);
+ g_free(data);
+ vc->pid = getpid();
gtk_clipboard_set_with_data ( c, target_table, G_N_ELEMENTS(target_table), clip_get, clip_clear, vc );
}
-/*
- * to deal with multiple data types, we first request the type of data on the clipboard,
- * and handle them in the callback
+/**
+ * a_clipboard_paste:
+ *
+ * To deal with multiple data types, we first request the type of data on the clipboard,
+ * and handle them in the callback.
*/
gboolean a_clipboard_paste ( VikLayersPanel *vlp )
{