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;
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);
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);
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, "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("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("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
move_to_found (HTMLSearch *info)
{
HTMLEngine *e = info->engine;
HTMLEngine *ep = get_root_engine (info->engine);
HTMLObject *first = HTML_OBJECT (info->found->data);
HTMLObject *last = HTML_OBJECT (g_list_last (info->found)->data);
HTMLTextSlave *slave;
GtkAdjustment *adjustment;
GtkLayout *layout;
gint x, y, ex, ey, w, h;
gint nx = e->x_offset;
gint ny = e->y_offset;
/* x,y is top-left corner, ex+w,ey+h is bottom-right */
html_object_calc_abs_position (first, &x, &y);
add_iframe_off (e, &x, &y);
/* find slave where starts selection and get its coordinates as upper-left corner */
while (first->next && HTML_OBJECT_TYPE (first->next) == HTML_TYPE_TEXTSLAVE) {
first = first->next;
slave = HTML_TEXT_SLAVE (first);
if (slave->posStart + slave->posLen >= info->start_pos) {
html_object_calc_abs_position (HTML_OBJECT (slave), &x, &y);
add_iframe_off (e, &x, &y);
break;
}
}
/* the same with last */
html_object_calc_abs_position (last, &ex, &ey);
while (last->next && HTML_OBJECT_TYPE (last->next) == HTML_TYPE_TEXTSLAVE) {
last = last->next;
slave = HTML_TEXT_SLAVE (last);
if (slave->posStart + slave->posLen >= info->start_pos) {
html_object_calc_abs_position (HTML_OBJECT (slave), &ex, &ey);
add_iframe_off (e, &ex, &ey);
break;
}
}
y -= first->ascent;
ex += last->width;
ey += last->descent;
w = ex - x;
h = ey - y;
/* now calculate gtkhtml adustments */
if (x <= ep->x_offset)
nx = x;
else if (x + w > ep->x_offset + ep->width)
nx = x + w - ep->width;
if (y <= ep->y_offset)
ny = y;
else if (y + h > ep->y_offset + ep->height)
ny = y + h - ep->height;
/* finally adjust them if they changed */
layout = GTK_LAYOUT (ep->widget);
if (ep->x_offset != nx) {
adjustment = gtk_layout_get_hadjustment (layout);
gtk_adjustment_set_value (adjustment, nx);
}
if (ep->y_offset != ny) {
adjustment = gtk_layout_get_vadjustment (layout);
gtk_adjustment_set_value (adjustment, ny);
}
}
void
html_engine_draw_cursor_in_area (HTMLEngine *engine,
gint x,
gint y,
gint width,
gint height)
{
HTMLObject *obj;
guint offset;
gint x1, y1, x2, y2, sc_x, sc_y;
GdkRectangle pos;
GtkAdjustment *hadj, *vadj;
if ((engine->editable || engine->caret_mode) && (engine->cursor_hide_count <= 0 && !engine->thaw_idle_id)) {
html_engine_draw_table_cursor (engine);
html_engine_draw_cell_cursor (engine);
html_engine_draw_image_cursor (engine);
}
if (!cursor_enabled || engine->cursor_hide_count > 0 || !(engine->editable || engine->caret_mode) || engine->thaw_idle_id)
return;
obj = engine->cursor->object;
if (obj == NULL || engine->window == NULL)
return;
offset = engine->cursor->offset;
if (width < 0 || height < 0) {
width = html_engine_get_doc_width (engine);
height = html_engine_get_doc_height (engine);
x = 0;
y = 0;
}
html_object_get_cursor (obj, engine->painter, offset, &x1, &y1, &x2, &y2);
while (obj) {
if (html_object_is_frame (obj)) {
x1 -= HTML_EMBEDDED (obj)->abs_x;
x2 -= HTML_EMBEDDED (obj)->abs_x;
y1 -= HTML_EMBEDDED (obj)->abs_y;
y2 -= HTML_EMBEDDED (obj)->abs_y;
break;
}
obj = obj->parent;
}
/* get scroll offset */
hadj = gtk_layout_get_hadjustment (GTK_LAYOUT (engine->widget));
vadj = gtk_layout_get_vadjustment (GTK_LAYOUT (engine->widget));
sc_x = (gint) gtk_adjustment_get_value (hadj);
sc_y = (gint) gtk_adjustment_get_value (vadj);
pos.x = x1 - sc_x;
pos.y = y1 - sc_y;
pos.width = x2 - x1;
pos.height = y2 - y1;
gtk_im_context_set_cursor_location (GTK_HTML (engine->widget)->priv->im_context, &pos);
if (clip_cursor (engine, x, y, width, height, &x1, &y1, &x2, &y2)) {
cairo_t *cr;
gboolean using_painter_cr;
using_painter_cr = engine->painter &&
HTML_IS_GDK_PAINTER (engine->painter) &&
HTML_GDK_PAINTER (engine->painter)->cr != NULL;
if (using_painter_cr) {
HTMLGdkPainter *gdk_painter = HTML_GDK_PAINTER (engine->painter);
cr = gdk_painter->cr;
cairo_save (cr);
x1 -= gdk_painter->x1;
y1 -= gdk_painter->y1;
x2 -= gdk_painter->x1;
y2 -= gdk_painter->y1;
} else {
cr = gdk_cairo_create (engine->window);
}
cairo_set_source_rgb (cr, 1, 1, 1);
cairo_set_operator (cr, CAIRO_OPERATOR_DIFFERENCE);
cairo_set_line_cap (cr, CAIRO_LINE_CAP_SQUARE);
cairo_move_to (cr, x1 + 0.5, y1 + 0.5);
cairo_line_to (cr, x2 + 0.5, y2 - 0.5);
cairo_set_line_width (cr, 1);
cairo_stroke (cr);
if (using_painter_cr)
cairo_restore (cr);
else
cairo_destroy (cr);
}
}