+/*
+ * 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 the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This software is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <gtk/gtk.h>
#include <libgnomecanvas/libgnomecanvas.h>
#include <gdk/gdkkeysyms.h>
-#include <X11/Xlib.h>
#include "xournal.h"
#include "xo-interface.h"
#include "xo-file.h"
#include "xo-paint.h"
#include "xo-shapes.h"
+#include "xo-image.h"
// some global constants
return pg;
}
+// change the current page if necessary for pointer at pt
+void set_current_page(gdouble *pt)
+{
+ gboolean page_change;
+ struct Page *tmppage;
+
+ page_change = FALSE;
+ tmppage = ui.cur_page;
+ while (ui.view_continuous && (pt[1] < - VIEW_CONTINUOUS_SKIP)) {
+ if (ui.pageno == 0) break;
+ page_change = TRUE;
+ ui.pageno--;
+ tmppage = g_list_nth_data(journal.pages, ui.pageno);
+ pt[1] += tmppage->height + VIEW_CONTINUOUS_SKIP;
+ }
+ while (ui.view_continuous && (pt[1] > tmppage->height + VIEW_CONTINUOUS_SKIP)) {
+ if (ui.pageno == journal.npages-1) break;
+ pt[1] -= tmppage->height + VIEW_CONTINUOUS_SKIP;
+ page_change = TRUE;
+ ui.pageno++;
+ tmppage = g_list_nth_data(journal.pages, ui.pageno);
+ }
+ if (page_change) do_switch_page(ui.pageno, FALSE, FALSE);
+}
+
void realloc_cur_path(int n)
{
if (n <= ui.cur_path_storage_alloc) return;
- ui.cur_path_storage_alloc = n+10;
- ui.cur_path.coords = g_realloc(ui.cur_path.coords, 2*(n+10)*sizeof(double));
+ ui.cur_path_storage_alloc = n+100;
+ ui.cur_path.coords = g_realloc(ui.cur_path.coords, 2*(n+100)*sizeof(double));
}
void realloc_cur_widths(int n)
{
if (n <= ui.cur_widths_storage_alloc) return;
- ui.cur_widths_storage_alloc = n+10;
- ui.cur_widths = g_realloc(ui.cur_widths, (n+10)*sizeof(double));
+ ui.cur_widths_storage_alloc = n+100;
+ ui.cur_widths = g_realloc(ui.cur_widths, (n+100)*sizeof(double));
}
// undo utility functions
g_free(redo->item->font_name);
g_free(redo->item);
}
+ else if (redo->type == ITEM_IMAGE) {
+ g_object_unref(redo->item->image);
+ g_free(redo->item->image_png);
+ g_free(redo->item);
+ }
else if (redo->type == ITEM_ERASURE || redo->type == ITEM_RECOGNIZER) {
for (list = redo->erasurelist; list!=NULL; list=list->next) {
erasure = (struct UndoErasureData *)list->data;
}
if (erasure->item->type == ITEM_TEXT)
{ g_free(erasure->item->text); g_free(erasure->item->font_name); }
+ if (erasure->item->type == ITEM_IMAGE) {
+ g_object_unref(erasure->item->image);
+ g_free(erasure->item->image_png);
+ }
g_free(erasure->item);
g_list_free(erasure->replacement_items);
g_free(erasure);
if (item->type == ITEM_TEXT) {
g_free(item->font_name); g_free(item->text);
}
+ if (item->type == ITEM_IMAGE) {
+ g_object_unref(item->image);
+ g_free(item->image_png);
+ }
// don't need to delete the canvas_item, as it's part of the group destroyed below
g_free(item);
l->items = g_list_delete_link(l->items, l->items);
// some helper functions
+int finite_sized(double x) // detect unrealistic coordinate values
+{
+ return (finite(x) && x<1E6 && x>-1E6);
+}
+
+
void get_pointer_coords(GdkEvent *event, gdouble *ret)
{
double x, y;
ret[1] -= ui.cur_page->voffset;
}
+void get_current_pointer_coords(gdouble *ret)
+{
+ gint wx, wy, sx, sy;
+
+ gtk_widget_get_pointer((GtkWidget *)canvas, &wx, &wy);
+ gnome_canvas_get_scroll_offsets(canvas, &sx, &sy);
+ gnome_canvas_window_to_world(canvas, (double)(wx + sx), (double)(wy + sy), ret, ret+1);
+ ret[0] -= ui.cur_page->hoffset;
+ ret[1] -= ui.cur_page->voffset;
+}
+
void fix_xinput_coords(GdkEvent *event)
{
double *axes, *px, *py, axis_width;
#ifdef ENABLE_XINPUT_BUGFIX
// fix broken events with the core pointer's location
- if (!finite(axes[0]) || !finite(axes[1]) || (axes[0]==0. && axes[1]==0.)) {
+ if (!finite_sized(axes[0]) || !finite_sized(axes[1]) || axes[0]==0. || axes[1]==0.) {
gdk_window_get_pointer(GTK_WIDGET(canvas)->window, &ix, &iy, NULL);
*px = ix + sx;
*py = iy + sy;
*py = (axes[1]/axis_width)*ui.screen_height + sy - wy;
}
#else
- if (!finite(*px) || !finite(*py) || (*px==0. && *py==0.)) {
+ if (!finite_sized(*px) || !finite_sized(*py) || *px==0. || *py==0.) {
gdk_window_get_pointer(GTK_WIDGET(canvas)->window, &ix, &iy, NULL);
*px = ix + sx;
*py = iy + sy;
}
else {
- *px += sx;
- *py += sy;
+ /* with GTK+ 2.16 or earlier, the event comes from the parent gdkwindow
+ and so needs to be adjusted for scrolling */
+ if (gtk_major_version == 2 && gtk_minor_version <= 16) {
+ *px += sx;
+ *py += sy;
+ }
/* with GTK+ 2.17, events come improperly translated, and the event's
GdkWindow isn't even the same for ButtonDown as for MotionNotify... */
- if (!gtk_check_version(2,17,0)) { // GTK+ 2.17 issues !!
+ if (gtk_major_version == 2 && gtk_minor_version == 17) { // GTK+ 2.17 issues !!
gdk_window_get_position(GTK_WIDGET(canvas)->window, &wx, &wy);
- *px -= wx;
- *py -= wy;
+ *px += sx - wx;
+ *py += sy - wy;
}
}
#endif
double get_pressure_multiplier(GdkEvent *event)
{
+ double *axes;
double rawpressure;
+ GdkDevice *device;
+
+ if (event->type == GDK_MOTION_NOTIFY) {
+ axes = event->motion.axes;
+ device = event->motion.device;
+ }
+ else {
+ axes = event->button.axes;
+ device = event->button.device;
+ }
- if (event->button.device == gdk_device_get_core_pointer()
- || event->button.device->num_axes <= 2) return 1.0;
+ if (device == gdk_device_get_core_pointer()
+ || device->num_axes <= 2) return 1.0;
- rawpressure = event->button.axes[2]/(event->button.device->axes[2].max - event->button.device->axes[2].min);
+ rawpressure = axes[2]/(device->axes[2].max - device->axes[2].min);
+ if (!finite_sized(rawpressure)) return 1.0;
return ((1-rawpressure)*ui.width_minimum_multiplier + rawpressure*ui.width_maximum_multiplier);
}
"text", item->text, NULL);
update_item_bbox(item);
}
+ if (item->type == ITEM_IMAGE) {
+ item->canvas_item = gnome_canvas_item_new(group,
+ gnome_canvas_pixbuf_get_type(),
+ "pixbuf", item->image,
+ "x", item->bbox.left, "y", item->bbox.top,
+ "width", item->bbox.right - item->bbox.left,
+ "height", item->bbox.bottom - item->bbox.top,
+ "width-set", TRUE, "height-set", TRUE,
+ NULL);
+ }
}
void make_canvas_items(void)
// in progressive mode we scale only visible pages
if (ui.progressive_bg && !is_visible(pg)) continue;
- if (pg->bg->type == BG_PIXMAP && pg->bg->canvas_item!=NULL) { // do the rescaling ourselves
+ if (pg->bg->type == BG_PIXMAP && pg->bg->canvas_item!=NULL) {
g_object_get(G_OBJECT(pg->bg->canvas_item), "pixbuf", &pix, NULL);
if (pix!=pg->bg->pixbuf)
gnome_canvas_item_set(pg->bg->canvas_item, "pixbuf", pg->bg->pixbuf, NULL);
// request an asynchronous update to a better pixmap if needed
zoom_to_request = MIN(ui.zoom, MAX_SAFE_RENDER_DPI/72.0);
if (pg->bg->pixbuf_scale == zoom_to_request) continue;
- add_bgpdf_request(pg->bg->file_page_seq, zoom_to_request);
- pg->bg->pixbuf_scale = zoom_to_request;
+ if (add_bgpdf_request(pg->bg->file_page_seq, zoom_to_request))
+ pg->bg->pixbuf_scale = zoom_to_request;
}
}
}
gtk_toggle_tool_button_set_active(
GTK_TOGGLE_TOOL_BUTTON(GET_COMPONENT("buttonText")), TRUE);
break;
+ case TOOL_IMAGE:
+ gtk_toggle_tool_button_set_active(
+ GTK_TOGGLE_TOOL_BUTTON(GET_COMPONENT("buttonImage")), TRUE);
+ break;
case TOOL_SELECTREGION:
gtk_toggle_tool_button_set_active(
GTK_TOGGLE_TOOL_BUTTON(GET_COMPONENT("buttonSelectRegion")), TRUE);
gtk_check_menu_item_set_active(
GTK_CHECK_MENU_ITEM(GET_COMPONENT("toolsText")), TRUE);
break;
+ case TOOL_IMAGE:
+ gtk_check_menu_item_set_active(
+ GTK_CHECK_MENU_ITEM(GET_COMPONENT("toolsImage")), TRUE);
+ break;
case TOOL_SELECTREGION:
gtk_check_menu_item_set_active(
GTK_CHECK_MENU_ITEM(GET_COMPONENT("toolsSelectRegion")), TRUE);
void update_mappings_menu(void)
{
gtk_widget_set_sensitive(GET_COMPONENT("optionsButtonMappings"), ui.use_xinput);
- gtk_widget_set_sensitive(GET_COMPONENT("optionsDiscardCoreEvents"), ui.use_xinput);
gtk_widget_set_sensitive(GET_COMPONENT("optionsPressureSensitive"), ui.use_xinput);
gtk_check_menu_item_set_active(
GTK_CHECK_MENU_ITEM(GET_COMPONENT("optionsButtonMappings")), ui.use_erasertip);
- gtk_check_menu_item_set_active(
- GTK_CHECK_MENU_ITEM(GET_COMPONENT("optionsDiscardCoreEvents")), ui.discard_corepointer);
gtk_check_menu_item_set_active(
GTK_CHECK_MENU_ITEM(GET_COMPONENT("optionsPressureSensitive")), ui.pressure_sensitivity);
gtk_check_menu_item_set_active(
GTK_CHECK_MENU_ITEM(GET_COMPONENT("button2Text")), TRUE);
break;
+ case TOOL_IMAGE:
+ gtk_check_menu_item_set_active(
+ GTK_CHECK_MENU_ITEM(GET_COMPONENT("button2Image")), TRUE);
+ break;
case TOOL_SELECTREGION:
gtk_check_menu_item_set_active(
GTK_CHECK_MENU_ITEM(GET_COMPONENT("button2SelectRegion")), TRUE);
gtk_check_menu_item_set_active(
GTK_CHECK_MENU_ITEM(GET_COMPONENT("button3Text")), TRUE);
break;
+ case TOOL_IMAGE:
+ gtk_check_menu_item_set_active(
+ GTK_CHECK_MENU_ITEM(GET_COMPONENT("button3Image")), TRUE);
+ break;
case TOOL_SELECTREGION:
gtk_check_menu_item_set_active(
GTK_CHECK_MENU_ITEM(GET_COMPONENT("button3SelectRegion")), TRUE);
gtk_combo_box_set_active(layerbox, ui.cur_page->nlayers-1-ui.layerno);
ui.in_update_page_stuff = FALSE;
+ gtk_container_forall(GTK_CONTAINER(layerbox), unset_flags, (gpointer)GTK_CAN_FOCUS);
+
// update the paper-style menu radio buttons
if (ui.view_continuous)
break;
default:
gtk_check_menu_item_set_active(
- GTK_CHECK_MENU_ITEM(GET_COMPONENT("papercolorOther")), TRUE);
+ GTK_CHECK_MENU_ITEM(GET_COMPONENT("papercolorNA")), TRUE);
break;
}
switch (ui.cur_page->bg->ruling) {
}
if (ui.cur_mapping != 0 && !ui.button_switch_mapping) return; // not user-generated
- reset_focus();
if (ui.cur_item_type == ITEM_TEXT)
recolor_temp_text(color_no, color_rgba);
if (ui.cur_mapping != 0 && !ui.button_switch_mapping) return; // not user-generated
if (ui.selection != NULL && GTK_OBJECT_TYPE(menuitem) != GTK_TYPE_RADIO_MENU_ITEM) {
- reset_focus();
rethicken_selection(val);
update_thickness_buttons();
}
which_mapping = ui.cur_mapping;
else which_mapping = 0;
if (ui.brushes[which_mapping][tool].thickness_no == val) return;
- reset_focus();
end_text();
ui.brushes[which_mapping][tool].thickness_no = val;
ui.brushes[which_mapping][tool].thickness = predef_thickness[tool][val];
update_cursor();
}
-void process_papercolor_activate(GtkMenuItem *menuitem, int color)
+void process_papercolor_activate(GtkMenuItem *menuitem, int color, guint rgba)
{
struct Page *pg;
GList *pglist;
gboolean hasdone;
- if (!gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM (menuitem)))
- return;
+ if (GTK_OBJECT_TYPE(menuitem) == GTK_TYPE_RADIO_MENU_ITEM) {
+ if (!gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM (menuitem)))
+ return;
+ }
- if ((ui.cur_page->bg->type != BG_SOLID) || ui.bg_apply_all_pages)
+ if ((ui.cur_page->bg->type != BG_SOLID) || ui.bg_apply_all_pages || color == COLOR_OTHER)
gtk_check_menu_item_set_active(
GTK_CHECK_MENU_ITEM(GET_COMPONENT("papercolorNA")), TRUE);
hasdone = FALSE;
for (pglist = journal.pages; pglist!=NULL; pglist = pglist->next) {
if (ui.bg_apply_all_pages) pg = (struct Page *)pglist->data;
- if (pg->bg->type == BG_SOLID && pg->bg->color_no != color) {
+ if (pg->bg->type == BG_SOLID && pg->bg->color_rgba != rgba) {
prepare_new_undo();
if (hasdone) undo->multiop |= MULTIOP_CONT_UNDO;
undo->multiop |= MULTIOP_CONT_REDO;
undo->bg->canvas_item = NULL;
pg->bg->color_no = color;
- pg->bg->color_rgba = predef_bgcolors_rgba[color];
+ pg->bg->color_rgba = rgba;
update_canvas_bg(pg);
}
if (!ui.bg_apply_all_pages) break;
if (must_upd) update_page_stuff();
}
+#ifndef GTK_STOCK_DISCARD
+#define GTK_STOCK_DISCARD GTK_STOCK_NO
+#endif
+
gboolean ok_to_close(void)
{
GtkWidget *dialog;
if (ui.saved) return TRUE;
dialog = gtk_message_dialog_new(GTK_WINDOW (winMain), GTK_DIALOG_DESTROY_WITH_PARENT,
- GTK_MESSAGE_WARNING, GTK_BUTTONS_YES_NO, _("Save changes to '%s'?"),
+ GTK_MESSAGE_WARNING, GTK_BUTTONS_NONE, _("Save changes to '%s'?"),
(ui.filename!=NULL) ? ui.filename:_("Untitled"));
+ gtk_dialog_add_button(GTK_DIALOG (dialog), GTK_STOCK_DISCARD, GTK_RESPONSE_NO);
+ gtk_dialog_add_button(GTK_DIALOG (dialog), GTK_STOCK_SAVE, GTK_RESPONSE_YES);
gtk_dialog_add_button(GTK_DIALOG (dialog), GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);
+ gtk_dialog_set_default_response(GTK_DIALOG (dialog), GTK_RESPONSE_YES);
response = gtk_dialog_run(GTK_DIALOG (dialog));
gtk_widget_destroy(dialog);
if (response == GTK_RESPONSE_CANCEL || response == GTK_RESPONSE_DELETE_EVENT)
}
// send the focus back to the appropriate widget
+
void reset_focus(void)
{
if (ui.cur_item_type == ITEM_TEXT)
gtk_widget_grab_focus(ui.cur_item->widget);
else
gtk_widget_grab_focus(GTK_WIDGET(canvas));
- reset_recognizer();
}
// selection / clipboard stuff
if (item->type == ITEM_STROKE)
for (pt=item->path->coords, i=0; i<item->path->num_points; i++, pt+=2)
{ pt[0] += dx; pt[1] += dy; }
- if (item->type == ITEM_STROKE || item->type == ITEM_TEXT || item->type == ITEM_TEMP_TEXT) {
+ if (item->type == ITEM_STROKE || item->type == ITEM_TEXT ||
+ item->type == ITEM_TEMP_TEXT || item->type == ITEM_IMAGE) {
item->bbox.left += dx;
item->bbox.right += dx;
item->bbox.top += dy;
item->bbox.left = item->bbox.left*scaling_x + offset_x;
item->bbox.top = item->bbox.top*scaling_y + offset_y;
}
+ if (item->type == ITEM_IMAGE) {
+ item->bbox.left = item->bbox.left*scaling_x + offset_x;
+ item->bbox.right = item->bbox.right*scaling_x + offset_x;
+ item->bbox.top = item->bbox.top*scaling_y + offset_y;
+ item->bbox.bottom = item->bbox.bottom*scaling_y + offset_y;
+ if (item->bbox.left > item->bbox.right) {
+ temp = item->bbox.left;
+ item->bbox.left = item->bbox.right;
+ item->bbox.right = temp;
+ }
+ if (item->bbox.top > item->bbox.bottom) {
+ temp = item->bbox.top;
+ item->bbox.top = item->bbox.bottom;
+ item->bbox.bottom = temp;
+ }
+ }
// redraw the item
if (item->canvas_item!=NULL) {
group = (GnomeCanvasGroup *) item->canvas_item->parent;
/* NOTE ABOUT BUTTON MAPPINGS: ui.cur_mapping is 0 except while a canvas
click event is being processed ... or if ui.button_switch_mapping is
- enabled and mappings are switched! */
+ enabled and mappings are switched (but even then, canvas should have
+ a pointer grab from the initial click that switched the mapping) */
void switch_mapping(int m)
{
ui.cur_brush = &(ui.brushes[m][ui.toolno[m]]);
if (ui.toolno[m] == TOOL_TEXT)
ui.cur_brush = &(ui.brushes[m][TOOL_PEN]);
+ if (m==0) ui.which_unswitch_button = 0;
+
update_tool_buttons();
update_color_menu();
update_cursor();
if (ui.toolno[m] == tool) return;
switch_mapping(0);
end_text();
- reset_focus();
ui.toolno[m] = tool;
if (ui.linked_brush[m] == BRUSH_COPIED) {
{
gtk_widget_hide(GET_COMPONENT("filePrintOptions"));
gtk_widget_hide(GET_COMPONENT("journalFlatten"));
- gtk_widget_hide(GET_COMPONENT("papercolorOther"));
gtk_widget_hide(GET_COMPONENT("toolsSelectRegion"));
gtk_widget_hide(GET_COMPONENT("buttonSelectRegion"));
gtk_widget_hide(GET_COMPONENT("button2SelectRegion"));
if (gtk_check_version(2, 10, 0)) {
gtk_widget_hide(GET_COMPONENT("filePrint"));
}
+
+ /* screenshot feature doesn't work yet in Win32 */
+#ifdef WIN32
+ gtk_widget_hide(GET_COMPONENT("journalScreenshot"));
+#endif
}
// toggle fullscreen mode
void do_fullscreen(gboolean active)
{
end_text();
- reset_focus();
ui.fullscreen = active;
gtk_check_menu_item_set_active(
GTK_CHECK_MENU_ITEM(GET_COMPONENT("viewFullscreen")), ui.fullscreen);
gtk_toggle_tool_button_set_active(
GTK_TOGGLE_TOOL_BUTTON(GET_COMPONENT("buttonFullscreen")), ui.fullscreen);
- if (ui.fullscreen) gtk_window_fullscreen(GTK_WINDOW(winMain));
- else gtk_window_unfullscreen(GTK_WINDOW(winMain));
-
+ if (ui.fullscreen) {
+#ifdef WIN32
+ gtk_window_get_size(GTK_WINDOW(winMain), &ui.pre_fullscreen_width, &ui.pre_fullscreen_height);
+ gtk_widget_set_size_request(GTK_WIDGET(winMain), gdk_screen_width(),
+ gdk_screen_height());
+#endif
+ gtk_window_fullscreen(GTK_WINDOW(winMain));
+ }
+ else {
+#ifdef WIN32
+ gtk_widget_set_size_request(GTK_WIDGET(winMain), -1, -1);
+ gtk_window_resize(GTK_WINDOW(winMain), ui.pre_fullscreen_width,
+ ui.pre_fullscreen_height);
+#endif
+ gtk_window_unfullscreen(GTK_WINDOW(winMain));
+ }
+
update_vbox_order(ui.vertical_order[ui.fullscreen?1:0]);
}
}
*/
-// disable xinput when layer combo box is popped up, to avoid GTK+ 2.17 crash
-gboolean combobox_popup_disable_xinput (GtkWidget *widget, GdkEvent *event,
- gpointer user_data)
+/* When enter is pressed into page spinbox, send focus back to canvas. */
+
+gboolean handle_activate_signal(GtkWidget *widget, gpointer user_data)
{
- gboolean is_shown;
-
- g_object_get(G_OBJECT(widget), "popup-shown", &is_shown, NULL);
- gdk_input_set_extension_events(GTK_WIDGET(canvas)->window,
- GDK_POINTER_MOTION_MASK | GDK_BUTTON_MOTION_MASK | GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK,
- (ui.use_xinput && !is_shown)?GDK_EXTENSION_EVENTS_ALL:GDK_EXTENSION_EVENTS_NONE);
+ reset_focus();
+ return FALSE;
}
+/* recursively unset widget flags */
+void unset_flags(GtkWidget *w, gpointer flag)
+{
+ GTK_WIDGET_UNSET_FLAGS(w, (GtkWidgetFlags)flag);
+ if(GTK_IS_CONTAINER(w))
+ gtk_container_forall(GTK_CONTAINER(w), unset_flags, flag);
+}
+
+/* reset focus when a key or button press event reaches someone, or when the
+ page-number spin button should relinquish control... */
+
+gboolean intercept_activate_events(GtkWidget *w, GdkEvent *ev, gpointer data)
+{
+ if (w == GET_COMPONENT("hbox1")) {
+ /* the event won't be processed since the hbox1 doesn't know what to do with it,
+ so we might as well kill it and avoid confusing ourselves when it gets
+ propagated further ... */
+ return TRUE;
+ }
+ if (w == GET_COMPONENT("spinPageNo")) {
+ /* we let the spin button take care of itself, and don't steal its focus,
+ unless the user presses Esc or Tab (in those cases we intervene) */
+ if (ev->type != GDK_KEY_PRESS) return FALSE;
+ if (ev->key.keyval == GDK_Escape)
+ gtk_spin_button_set_value(GTK_SPIN_BUTTON(w), ui.pageno+1); // abort
+ else if (ev->key.keyval != GDK_Tab && ev->key.keyval != GDK_ISO_Left_Tab)
+ return FALSE; // let the spin button process it
+ }
+
+ // otherwise, we want to make sure the canvas or text item gets focus back...
+ reset_focus();
+ return FALSE;
+}
+
+void install_focus_hooks(GtkWidget *w, gpointer data)
+{
+ if (w == NULL) return;
+ g_signal_connect(w, "key-press-event", G_CALLBACK(intercept_activate_events), data);
+ g_signal_connect(w, "button-press-event", G_CALLBACK(intercept_activate_events), data);
+ if (GTK_IS_MENU_ITEM(w)) {
+ g_signal_connect(w, "activate", G_CALLBACK(intercept_activate_events), data);
+ install_focus_hooks(gtk_menu_item_get_submenu(GTK_MENU_ITEM(w)), data);
+ }
+ if(GTK_IS_CONTAINER(w))
+ gtk_container_forall(GTK_CONTAINER(w), install_focus_hooks, data);
+}
+
+// wrapper for missing poppler functions (defunct poppler-gdk api)
+
+static void
+wrapper_copy_cairo_surface_to_pixbuf (cairo_surface_t *surface,
+ GdkPixbuf *pixbuf)
+{
+ int cairo_width, cairo_height, cairo_rowstride;
+ unsigned char *pixbuf_data, *dst, *cairo_data;
+ int pixbuf_rowstride, pixbuf_n_channels;
+ unsigned int *src;
+ int x, y;
+
+ cairo_width = cairo_image_surface_get_width (surface);
+ cairo_height = cairo_image_surface_get_height (surface);
+ cairo_rowstride = cairo_image_surface_get_stride (surface);
+ cairo_data = cairo_image_surface_get_data (surface);
+
+ pixbuf_data = gdk_pixbuf_get_pixels (pixbuf);
+ pixbuf_rowstride = gdk_pixbuf_get_rowstride (pixbuf);
+ pixbuf_n_channels = gdk_pixbuf_get_n_channels (pixbuf);
+
+ if (cairo_width > gdk_pixbuf_get_width (pixbuf))
+ cairo_width = gdk_pixbuf_get_width (pixbuf);
+ if (cairo_height > gdk_pixbuf_get_height (pixbuf))
+ cairo_height = gdk_pixbuf_get_height (pixbuf);
+ for (y = 0; y < cairo_height; y++)
+ {
+ src = (unsigned int *) (cairo_data + y * cairo_rowstride);
+ dst = pixbuf_data + y * pixbuf_rowstride;
+ for (x = 0; x < cairo_width; x++)
+ {
+ dst[0] = (*src >> 16) & 0xff;
+ dst[1] = (*src >> 8) & 0xff;
+ dst[2] = (*src >> 0) & 0xff;
+ if (pixbuf_n_channels == 4)
+ dst[3] = (*src >> 24) & 0xff;
+ dst += pixbuf_n_channels;
+ src++;
+ }
+ }
+}
+
+void
+wrapper_poppler_page_render_to_pixbuf (PopplerPage *page,
+ int src_x, int src_y,
+ int src_width, int src_height,
+ double scale,
+ int rotation,
+ GdkPixbuf *pixbuf)
+{
+ cairo_t *cr;
+ cairo_surface_t *surface;
+
+ surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32,
+ src_width, src_height);
+ cr = cairo_create (surface);
+ cairo_save (cr);
+ switch (rotation) {
+ case 90:
+ cairo_translate (cr, src_x + src_width, -src_y);
+ break;
+ case 180:
+ cairo_translate (cr, src_x + src_width, src_y + src_height);
+ break;
+ case 270:
+ cairo_translate (cr, -src_x, src_y + src_height);
+ break;
+ default:
+ cairo_translate (cr, -src_x, -src_y);
+ }
+
+ if (scale != 1.0)
+ cairo_scale (cr, scale, scale);
+
+ if (rotation != 0)
+ cairo_rotate (cr, rotation * G_PI / 180.0);
+
+ poppler_page_render (page, cr);
+ cairo_restore (cr);
+
+ cairo_set_operator (cr, CAIRO_OPERATOR_DEST_OVER);
+ cairo_set_source_rgb (cr, 1., 1., 1.);
+ cairo_paint (cr);
+
+ cairo_destroy (cr);
+
+ wrapper_copy_cairo_surface_to_pixbuf (surface, pixbuf);
+ cairo_surface_destroy (surface);
+}