static void
ghack_map_window_zoom(GtkAdjustment *adj, gpointer data)
{
if (adj->value > 3.0)
adj->value = 3.0;
if (adj->value < 0.5)
adj->value = 0.5;
ghack_map.zoom = adj->value;
gnome_canvas_set_pixels_per_unit(data, adj->value);
}
static int configure( Tcl_Interp *interp, CanvasParams *para,
GnoclOption options[] )
{
if( options[scrollRegionIdx].status == GNOCL_STATUS_CHANGED )
{
Tcl_Obj *obj = options[scrollRegionIdx].val.obj;
int k, no;
double val[4]; /* x, y, w, h */
if( Tcl_ListObjLength( interp, obj, &no ) != TCL_OK
|| no != 4 )
{
Tcl_SetResult( interp,
"scrollRegion must be proper list with four members",
TCL_STATIC );
return TCL_ERROR;
}
for( k = 0; k < no; ++k )
{
Tcl_Obj *tp;
if( Tcl_ListObjIndex( interp, obj, k, &tp ) != TCL_OK )
return TCL_ERROR;
if( Tcl_GetDoubleFromObj( interp, tp, &val[k] ) )
return TCL_ERROR;
}
gnome_canvas_set_scroll_region( para->canvas,
val[0], val[1], val[0] + val[2], val[1] + val[3] );
}
if( options[pixelPerUnitIdx].status == GNOCL_STATUS_CHANGED )
{
gnome_canvas_set_pixels_per_unit( para->canvas,
options[pixelPerUnitIdx].val.d );
}
if( options[centerScrollIdx].status == GNOCL_STATUS_CHANGED )
{
gnome_canvas_set_center_scroll_region( para->canvas,
options[centerScrollIdx].val.b );
}
#if 0
if( popt->scrollbar.changed )
{
GtkPolicyType hor, vert;
if( gnoclGetScrollbarPolicy( interp, popt->scrollbar.val,
&hor, &vert ) != TCL_OK )
return TCL_ERROR;
gtk_scrolled_window_set_policy( para->scrollWin, hor, vert );
}
#endif
return TCL_OK;
}
void
diagwin_t::zoom_all()
{
double zoomx, zoomy;
dbounds_t bounds;
diagram_->get_bounds(&bounds);
zoomx = canvas_->allocation.width / bounds.width();
zoomy = canvas_->allocation.height / bounds.height();
zoom_ = MIN(zoomx, zoomy);
_log.debug("diagwin_t::zoom_all: zoomx=%g zoomy=%g zoom=%g\n",
zoomx, zoomy, zoom_);
gnome_canvas_set_pixels_per_unit(GNOME_CANVAS(canvas_), zoom_);
}
diagwin_t::diagwin_t(diagram_t *di)
{
GladeXML *xml;
zoom_ = 1.0;
diagram_ = di;
/* load the interface & connect signals */
xml = ui_load_tree("diag");
set_window(glade_xml_get_widget(xml, "diag"));
set_title(diagram_->title());
canvas_ = glade_xml_get_widget(xml, "diag_canvas");
gnome_canvas_set_pixels_per_unit(GNOME_CANVAS(canvas_), zoom_);
ui_register_windows_menu(ui_get_dummy_menu(xml, "diag_windows_dummy"));
}
void
diagwin_t::zoom_to(double factor)
{
zoom_ = factor;
gnome_canvas_set_pixels_per_unit(GNOME_CANVAS(canvas_), zoom_);
}
GtkWidget *
ghack_init_map_window()
{
GtkWidget *vbox;
GtkWidget *hbox;
GtkWidget *table;
GtkWidget *frame;
GtkWidget *w;
GtkWidget *hSeparator;
GtkAdjustment *adj;
GnomeCanvasImage *bg;
double width, height, x, y;
int i;
width = COLNO * ghack_glyph_width();
height = ROWNO * ghack_glyph_height();
vbox = gtk_vbox_new(FALSE, 4);
gtk_container_set_border_width(GTK_CONTAINER(vbox), 4);
gtk_widget_show(vbox);
/* Add in a horiz seperator */
hSeparator = gtk_hseparator_new();
gtk_box_pack_start(GTK_BOX(vbox), hSeparator, FALSE, FALSE, 2);
gtk_widget_show(hSeparator);
hbox = gtk_hbox_new(FALSE, 4);
gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
gtk_widget_show(hbox);
/* Create the Zoom spinbutton.
*/
ghack_map.zoom = 1.0;
w = gtk_label_new("Zoom:");
gtk_box_pack_start(GTK_BOX(hbox), w, FALSE, FALSE, 0);
gtk_widget_show(w);
adj =
GTK_ADJUSTMENT(gtk_adjustment_new(1.00, 0.5, 3.00, 0.05, 0.50, 0.50));
w = gtk_spin_button_new(adj, 0.5, 2);
gtk_widget_set_usize(w, 50, 0);
gtk_box_pack_start(GTK_BOX(hbox), w, FALSE, FALSE, 0);
gtk_widget_show(w);
/* Canvas and scrollbars
*/
gtk_widget_push_visual(gdk_imlib_get_visual());
gtk_widget_push_colormap(gdk_imlib_get_colormap());
ghack_map.canvas = GNOME_CANVAS(gnome_canvas_new());
// gtk_widget_push_visual(gdk_rgb_get_visual());
// gtk_widget_push_colormap(gdk_rgb_get_cmap());
// ghack_map.canvas = GNOME_CANVAS (gnome_canvas_new_aa());
gtk_widget_pop_colormap();
gtk_widget_pop_visual();
gtk_widget_show(GTK_WIDGET(ghack_map.canvas));
table = gtk_table_new(2, 2, FALSE);
gtk_table_set_row_spacings(GTK_TABLE(table), 4);
gtk_table_set_col_spacings(GTK_TABLE(table), 4);
gtk_box_pack_start(GTK_BOX(vbox), table, TRUE, TRUE, 0);
gtk_widget_show(table);
frame = gtk_frame_new(NULL);
ghack_map.frame = frame;
gtk_frame_set_shadow_type(GTK_FRAME(frame), GTK_SHADOW_IN);
gtk_table_attach(GTK_TABLE(table), frame, 0, 1, 0, 1,
GTK_EXPAND | GTK_FILL | GTK_SHRINK,
GTK_EXPAND | GTK_FILL | GTK_SHRINK, 0, 0);
gtk_widget_show(frame);
gtk_container_add(GTK_CONTAINER(frame), GTK_WIDGET(ghack_map.canvas));
gnome_canvas_set_scroll_region(GNOME_CANVAS(ghack_map.canvas), 0, 0,
width + 2 * ghack_glyph_width(),
height + 2 * ghack_glyph_height());
gnome_canvas_set_pixels_per_unit(GNOME_CANVAS(ghack_map.canvas), 1.0);
w = gtk_hscrollbar_new(GTK_LAYOUT(ghack_map.canvas)->hadjustment);
gtk_table_attach(GTK_TABLE(table), w, 0, 1, 1, 2,
GTK_EXPAND | GTK_FILL | GTK_SHRINK, GTK_FILL, 0, 0);
gtk_widget_show(w);
w = gtk_vscrollbar_new(GTK_LAYOUT(ghack_map.canvas)->vadjustment);
gtk_table_attach(GTK_TABLE(table), w, 1, 2, 0, 1, GTK_FILL,
GTK_EXPAND | GTK_FILL | GTK_SHRINK, 0, 0);
gtk_widget_show(w);
myCanvasGroup = GNOME_CANVAS_GROUP(gnome_canvas_item_new(
gnome_canvas_root(GNOME_CANVAS(ghack_map.canvas)),
gnome_canvas_group_get_type(), "x", 0.0, "y", 0.0, NULL));
/* Tile the map background with a pretty image */
background = gdk_imlib_load_image((char *) "mapbg.xpm");
if (background == NULL) {
g_warning(
"Bummer! Failed to load the map background image (mapbg.xpm)!");
} else {
gdk_imlib_render(background, background->rgb_width,
background->rgb_height);
/* Tile the map background */
for (y = 0; y < height + background->rgb_height;
y += background->rgb_height) {
for (x = 0; x < width + background->rgb_width;
x += background->rgb_width) {
bg = GNOME_CANVAS_IMAGE(gnome_canvas_item_new(
myCanvasGroup, gnome_canvas_image_get_type(), "x",
(double) x, "y", (double) y, "width",
(double) background->rgb_width, "height",
(double) background->rgb_height, "image", background,
"anchor", (GtkAnchorType) GTK_ANCHOR_CENTER, NULL));
gnome_canvas_item_lower_to_bottom(GNOME_CANVAS_ITEM(bg));
}
}
}
/* ghack_map.map is an array of canvas images. Each cell of
* the array will contain one tile. Here, we create the
* space for the cells and then create the cells for easy
* access later.
*/
for (i = 0, y = 0; y < height; y += ghack_glyph_height()) {
for (x = 0; x < width; x += ghack_glyph_width()) {
ghack_map.map[i++] = GNOME_CANVAS_IMAGE(gnome_canvas_item_new(
myCanvasGroup, gnome_canvas_image_get_type(), "x", (double) x,
"y", (double) y, "width", (double) ghack_glyph_width(),
"height", (double) ghack_glyph_height(), "anchor",
GTK_ANCHOR_NORTH_WEST, NULL));
}
}
/* Set up the pet mark image */
petmark = gdk_imlib_create_image_from_xpm_data(pet_mark_xpm);
if (petmark == NULL) {
g_warning("Bummer! Failed to load the pet_mark image!");
} else {
gdk_imlib_render(petmark, petmark->rgb_width, petmark->rgb_height);
/* ghack_map.overlay is an array of canvas images used to
* overlay tile images...
*/
for (i = 0, y = 0; y < height; y += ghack_glyph_height()) {
for (x = 0; x < width; x += ghack_glyph_width()) {
ghack_map.overlay[i] =
GNOME_CANVAS_IMAGE(gnome_canvas_item_new(
myCanvasGroup, gnome_canvas_image_get_type(), "x",
(double) x, "y", (double) y, "width",
(double) petmark->rgb_width, "height",
(double) petmark->rgb_height, "image", petmark,
"anchor", GTK_ANCHOR_NORTH_WEST, NULL));
gnome_canvas_item_lower_to_bottom(
GNOME_CANVAS_ITEM(ghack_map.overlay[i++]));
}
}
}
/* Resize the canvas when the spinbutton changes
*/
gtk_signal_connect(GTK_OBJECT(adj), "value_changed",
(GtkSignalFunc) ghack_map_window_zoom,
ghack_map.canvas);
/* Game signals
*/
gtk_signal_connect(GTK_OBJECT(vbox), "ghack_curs",
GTK_SIGNAL_FUNC(ghack_map_cursor_to), NULL);
gtk_signal_connect(GTK_OBJECT(vbox), "ghack_putstr",
GTK_SIGNAL_FUNC(ghack_map_putstr), NULL);
gtk_signal_connect(GTK_OBJECT(vbox), "ghack_print_glyph",
GTK_SIGNAL_FUNC(ghack_map_print_glyph), NULL);
gtk_signal_connect(GTK_OBJECT(vbox), "ghack_clear",
GTK_SIGNAL_FUNC(ghack_map_clear), NULL);
gtk_signal_connect(GTK_OBJECT(vbox), "ghack_display",
GTK_SIGNAL_FUNC(ghack_map_display), NULL);
gtk_signal_connect(GTK_OBJECT(vbox), "ghack_cliparound",
GTK_SIGNAL_FUNC(ghack_map_cliparound), NULL);
gtk_signal_connect(GTK_OBJECT(ghack_map.canvas), "button_press_event",
GTK_SIGNAL_FUNC(ghack_handle_button_press), NULL);
gtk_signal_connect(GTK_OBJECT(ghack_map.canvas), "gnome_delay_output",
GTK_SIGNAL_FUNC(ghack_delay), NULL);
return GTK_WIDGET(vbox);
}
void init_stuff (int argc, char *argv[])
{
GtkWidget *w;
GList *dev_list;
GdkDevice *device;
GdkScreen *screen;
int i, j;
struct Brush *b;
gboolean can_xinput, success;
gchar *tmppath, *tmpfn;
// create some data structures needed to populate the preferences
ui.default_page.bg = g_new(struct Background, 1);
// initialize config file names
tmppath = g_build_filename(g_get_home_dir(), CONFIG_DIR, NULL);
mkdir(tmppath, 0700); // safer (MRU data may be confidential)
ui.mrufile = g_build_filename(tmppath, MRU_FILE, NULL);
ui.configfile = g_build_filename(tmppath, CONFIG_FILE, NULL);
g_free(tmppath);
// initialize preferences
init_config_default();
load_config_from_file();
ui.font_name = g_strdup(ui.default_font_name);
ui.font_size = ui.default_font_size;
ui.hiliter_alpha_mask = 0xffffff00 + (guint)(255*ui.hiliter_opacity);
// we need an empty canvas prior to creating the journal structures
canvas = GNOME_CANVAS (gnome_canvas_new_aa ());
// initialize data
ui.default_page.bg->canvas_item = NULL;
ui.layerbox_length = 0;
if (argc > 2 || (argc == 2 && argv[1][0] == '-')) {
printf(_("Invalid command line parameters.\n"
"Usage: %s [filename.xoj]\n"), argv[0]);
gtk_exit(0);
}
undo = NULL; redo = NULL;
journal.pages = NULL;
bgpdf.status = STATUS_NOT_INIT;
new_journal();
ui.cur_item_type = ITEM_NONE;
ui.cur_item = NULL;
ui.cur_path.coords = NULL;
ui.cur_path_storage_alloc = 0;
ui.cur_path.ref_count = 1;
ui.cur_widths = NULL;
ui.cur_widths_storage_alloc = 0;
ui.selection = NULL;
ui.cursor = NULL;
ui.pen_cursor_pix = ui.hiliter_cursor_pix = NULL;
ui.cur_brush = &(ui.brushes[0][ui.toolno[0]]);
for (j=0; j<=NUM_BUTTONS; j++)
for (i=0; i < NUM_STROKE_TOOLS; i++) {
b = &(ui.brushes[j][i]);
b->tool_type = i;
if (b->color_no>=0) {
b->color_rgba = predef_colors_rgba[b->color_no];
if (i == TOOL_HIGHLIGHTER) {
b->color_rgba &= ui.hiliter_alpha_mask;
}
}
b->thickness = predef_thickness[i][b->thickness_no];
}
for (i=0; i<NUM_STROKE_TOOLS; i++)
g_memmove(ui.default_brushes+i, &(ui.brushes[0][i]), sizeof(struct Brush));
ui.cur_mapping = 0;
ui.which_unswitch_button = 0;
ui.in_proximity = FALSE;
ui.warned_generate_fontconfig = FALSE;
reset_recognizer();
// initialize various interface elements
gtk_window_set_default_size(GTK_WINDOW (winMain), ui.window_default_width, ui.window_default_height);
if (ui.maximize_at_start) gtk_window_maximize(GTK_WINDOW (winMain));
update_toolbar_and_menu();
update_font_button();
gtk_check_menu_item_set_active(
GTK_CHECK_MENU_ITEM(GET_COMPONENT("journalApplyAllPages")), ui.bg_apply_all_pages);
gtk_check_menu_item_set_active(
GTK_CHECK_MENU_ITEM(GET_COMPONENT("journalNewPageKeepsBG")), ui.new_page_bg_from_pdf);
if (ui.fullscreen) {
gtk_check_menu_item_set_active(
GTK_CHECK_MENU_ITEM(GET_COMPONENT("viewFullscreen")), TRUE);
gtk_toggle_tool_button_set_active(
GTK_TOGGLE_TOOL_BUTTON(GET_COMPONENT("buttonFullscreen")), TRUE);
gtk_window_fullscreen(GTK_WINDOW(winMain));
}
gtk_button_set_relief(GTK_BUTTON(GET_COMPONENT("buttonColorChooser")), GTK_RELIEF_NONE);
allow_all_accels();
add_scroll_bindings();
// prevent interface items from stealing focus
// glade doesn't properly handle can_focus, so manually set it
gtk_combo_box_set_focus_on_click(GTK_COMBO_BOX(GET_COMPONENT("comboLayer")), FALSE);
g_signal_connect(GET_COMPONENT("spinPageNo"), "activate",
G_CALLBACK(handle_activate_signal), NULL);
gtk_container_forall(GTK_CONTAINER(winMain), unset_flags, (gpointer)GTK_CAN_FOCUS);
GTK_WIDGET_SET_FLAGS(GTK_WIDGET(canvas), GTK_CAN_FOCUS);
GTK_WIDGET_SET_FLAGS(GTK_WIDGET(GET_COMPONENT("spinPageNo")), GTK_CAN_FOCUS);
// install hooks on button/key/activation events to make the spinPageNo lose focus
gtk_container_forall(GTK_CONTAINER(winMain), install_focus_hooks, NULL);
// set up and initialize the canvas
gtk_widget_show (GTK_WIDGET (canvas));
w = GET_COMPONENT("scrolledwindowMain");
gtk_container_add (GTK_CONTAINER (w), GTK_WIDGET (canvas));
gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW (w), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
gtk_widget_set_events (GTK_WIDGET (canvas),
GDK_EXPOSURE_MASK | GDK_POINTER_MOTION_MASK | GDK_BUTTON_MOTION_MASK |
GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | GDK_KEY_PRESS_MASK |
GDK_ENTER_NOTIFY_MASK | GDK_LEAVE_NOTIFY_MASK |
GDK_PROXIMITY_IN_MASK | GDK_PROXIMITY_OUT_MASK);
gnome_canvas_set_pixels_per_unit (canvas, ui.zoom);
gnome_canvas_set_center_scroll_region (canvas, TRUE);
gtk_layout_get_hadjustment(GTK_LAYOUT (canvas))->step_increment = ui.scrollbar_step_increment;
gtk_layout_get_vadjustment(GTK_LAYOUT (canvas))->step_increment = ui.scrollbar_step_increment;
// set up the page size and canvas size
update_page_stuff();
g_signal_connect ((gpointer) canvas, "button_press_event",
G_CALLBACK (on_canvas_button_press_event),
NULL);
g_signal_connect ((gpointer) canvas, "button_release_event",
G_CALLBACK (on_canvas_button_release_event),
NULL);
g_signal_connect ((gpointer) canvas, "enter_notify_event",
G_CALLBACK (on_canvas_enter_notify_event),
NULL);
g_signal_connect ((gpointer) canvas, "leave_notify_event",
G_CALLBACK (on_canvas_leave_notify_event),
NULL);
g_signal_connect ((gpointer) canvas, "proximity_in_event",
G_CALLBACK (on_canvas_proximity_event),
NULL);
g_signal_connect ((gpointer) canvas, "proximity_out_event",
G_CALLBACK (on_canvas_proximity_event),
NULL);
g_signal_connect ((gpointer) canvas, "expose_event",
G_CALLBACK (on_canvas_expose_event),
NULL);
g_signal_connect ((gpointer) canvas, "key_press_event",
G_CALLBACK (on_canvas_key_press_event),
NULL);
g_signal_connect ((gpointer) canvas, "motion_notify_event",
G_CALLBACK (on_canvas_motion_notify_event),
NULL);
g_signal_connect ((gpointer) gtk_layout_get_vadjustment(GTK_LAYOUT(canvas)),
"value-changed", G_CALLBACK (on_vscroll_changed),
NULL);
g_signal_connect ((gpointer) gtk_layout_get_hadjustment(GTK_LAYOUT(canvas)),
"value-changed", G_CALLBACK (on_hscroll_changed),
NULL);
g_object_set_data (G_OBJECT (winMain), "canvas", canvas);
screen = gtk_widget_get_screen(winMain);
ui.screen_width = gdk_screen_get_width(screen);
ui.screen_height = gdk_screen_get_height(screen);
can_xinput = FALSE;
dev_list = gdk_devices_list();
while (dev_list != NULL) {
device = (GdkDevice *)dev_list->data;
if (device != gdk_device_get_core_pointer() && device->num_axes >= 2) {
/* get around a GDK bug: map the valuator range CORRECTLY to [0,1] */
#ifdef ENABLE_XINPUT_BUGFIX
gdk_device_set_axis_use(device, 0, GDK_AXIS_IGNORE);
gdk_device_set_axis_use(device, 1, GDK_AXIS_IGNORE);
#endif
gdk_device_set_mode(device, GDK_MODE_SCREEN);
if (g_strrstr(device->name, "raser"))
gdk_device_set_source(device, GDK_SOURCE_ERASER);
can_xinput = TRUE;
}
dev_list = dev_list->next;
}
if (!can_xinput)
gtk_widget_set_sensitive(GET_COMPONENT("optionsUseXInput"), FALSE);
ui.use_xinput = ui.allow_xinput && can_xinput;
gtk_check_menu_item_set_active(
GTK_CHECK_MENU_ITEM(GET_COMPONENT("optionsProgressiveBG")), ui.progressive_bg);
gtk_check_menu_item_set_active(
GTK_CHECK_MENU_ITEM(GET_COMPONENT("optionsPrintRuling")), ui.print_ruling);
gtk_check_menu_item_set_active(
GTK_CHECK_MENU_ITEM(GET_COMPONENT("optionsAutoloadPdfXoj")), ui.autoload_pdf_xoj);
gtk_check_menu_item_set_active(
GTK_CHECK_MENU_ITEM(GET_COMPONENT("optionsAutosaveXoj")), ui.autosave_enabled);
gtk_check_menu_item_set_active(
GTK_CHECK_MENU_ITEM(GET_COMPONENT("optionsLeftHanded")), ui.left_handed);
gtk_check_menu_item_set_active(
GTK_CHECK_MENU_ITEM(GET_COMPONENT("optionsShortenMenus")), ui.shorten_menus);
gtk_check_menu_item_set_active(
GTK_CHECK_MENU_ITEM(GET_COMPONENT("optionsAutoSavePrefs")), ui.auto_save_prefs);
gtk_check_menu_item_set_active(
GTK_CHECK_MENU_ITEM(GET_COMPONENT("optionsButtonSwitchMapping")), ui.button_switch_mapping);
gtk_check_menu_item_set_active
(GTK_CHECK_MENU_ITEM(GET_COMPONENT("optionsLargePenCursor")), ui.large_pencursor);
gtk_check_menu_item_set_active(
GTK_CHECK_MENU_ITEM(GET_COMPONENT("optionsPenCursor")), ui.pen_cursor);
hide_unimplemented();
update_undo_redo_enabled();
update_copy_paste_enabled();
update_vbox_order(ui.vertical_order[ui.fullscreen?1:0]);
gtk_widget_grab_focus(GTK_WIDGET(canvas));
// show everything...
gtk_widget_show (winMain);
update_cursor();
/* this will cause extension events to get enabled/disabled, but
we need the windows to be mapped first */
gtk_check_menu_item_set_active(
GTK_CHECK_MENU_ITEM(GET_COMPONENT("optionsUseXInput")), ui.use_xinput);
/* fix a bug in GTK+ 2.16 and 2.17: scrollbars shouldn't get extended
input events from pointer motion when cursor moves into main window */
if (!gtk_check_version(2, 16, 0)) {
g_signal_connect (
GET_COMPONENT("menubar"),
"event", G_CALLBACK (filter_extended_events),
NULL);
g_signal_connect (
GET_COMPONENT("toolbarMain"),
"event", G_CALLBACK (filter_extended_events),
NULL);
g_signal_connect (
GET_COMPONENT("toolbarPen"),
"event", G_CALLBACK (filter_extended_events),
NULL);
g_signal_connect (
GET_COMPONENT("statusbar"),
"event", G_CALLBACK (filter_extended_events),
NULL);
g_signal_connect (
(gpointer)(gtk_scrolled_window_get_vscrollbar(GTK_SCROLLED_WINDOW(w))),
"event", G_CALLBACK (filter_extended_events),
NULL);
g_signal_connect (
(gpointer)(gtk_scrolled_window_get_hscrollbar(GTK_SCROLLED_WINDOW(w))),
"event", G_CALLBACK (filter_extended_events),
NULL);
}
// load the MRU
init_mru();
// and finally, open a file specified on the command line
// (moved here because display parameters weren't initialized yet...)
if (argc == 1) return;
set_cursor_busy(TRUE);
if (g_path_is_absolute(argv[1]))
tmpfn = g_strdup(argv[1]);
else {
tmppath = g_get_current_dir();
tmpfn = g_build_filename(tmppath, argv[1], NULL);
g_free(tmppath);
}
success = open_journal(tmpfn);
g_free(tmpfn);
set_cursor_busy(FALSE);
if (!success) {
w = gtk_message_dialog_new(GTK_WINDOW (winMain), GTK_DIALOG_DESTROY_WITH_PARENT,
GTK_MESSAGE_ERROR, GTK_BUTTONS_OK, _("Error opening file '%s'"), argv[1]);
gtk_dialog_run(GTK_DIALOG(w));
gtk_widget_destroy(w);
}
}
static void
canvas_map_zoom_out(GtkWidget *widget, gpointer data)
{
canvas_map_zoom *= 0.95;
gnome_canvas_set_pixels_per_unit ((GnomeCanvas*)canvas_map, canvas_map_zoom);
}
