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/*
* notebook.c - this file is part of Geany, a fast and lightweight IDE
*
* Copyright 2006-2012 Enrico Trรถger <enrico(dot)troeger(at)uvena(dot)de>
* Copyright 2006-2012 Nick Treleaven <nick(dot)treleaven(at)btinternet(dot)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
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
/*
* Notebook tab Drag 'n' Drop reordering and tab management.
*/
#include "geany.h"
#include <gdk/gdkkeysyms.h>
#include "notebook.h"
#include "document.h"
#include "editor.h"
#include "documentprivate.h"
#include "ui_utils.h"
#include "sidebar.h"
#include "support.h"
#include "callbacks.h"
#include "utils.h"
#include "keybindings.h"
#include "main.h"
#define GEANY_DND_NOTEBOOK_TAB_TYPE "geany_dnd_notebook_tab"
static const GtkTargetEntry drag_targets[] =
{
{GEANY_DND_NOTEBOOK_TAB_TYPE, GTK_TARGET_SAME_APP | GTK_TARGET_SAME_WIDGET, 0}
};
static GtkTargetEntry files_drop_targets[] = {
{ "STRING", 0, 0 },
{ "UTF8_STRING", 0, 0 },
{ "text/plain", 0, 0 },
{ "text/uri-list", 0, 0 }
};
static const gsize MAX_MRU_DOCS = 20;
static GQueue *mru_docs = NULL;
static guint mru_pos = 0;
static gboolean switch_in_progress = FALSE;
static GtkWidget *switch_dialog = NULL;
static GtkWidget *switch_dialog_label = NULL;
static void
notebook_page_reordered_cb(GtkNotebook *notebook, GtkWidget *child, guint page_num,
gpointer user_data);
static void
on_window_drag_data_received(GtkWidget *widget, GdkDragContext *drag_context,
gint x, gint y, GtkSelectionData *data, guint target_type,
guint event_time, gpointer user_data);
static void
notebook_tab_close_clicked_cb(GtkButton *button, gpointer user_data);
static void setup_tab_dnd(void);
static void update_mru_docs_head(GeanyDocument *doc)
{
if (doc)
{
g_queue_remove(mru_docs, doc);
g_queue_push_head(mru_docs, doc);
if (g_queue_get_length(mru_docs) > MAX_MRU_DOCS)
g_queue_pop_tail(mru_docs);
}
}
/* before the tab changes, add the current document to the MRU list */
static void on_notebook_switch_page(GtkNotebook *notebook,
gpointer page, guint page_num, gpointer user_data)
{
GeanyDocument *new;
new = document_get_from_page(page_num);
/* insert the very first document (when adding the second document
* and switching to it) */
if (g_queue_get_length(mru_docs) == 0 && gtk_notebook_get_n_pages(notebook) == 2)
update_mru_docs_head(document_get_current());
if (!switch_in_progress)
update_mru_docs_head(new);
}
static void on_document_close(GObject *obj, GeanyDocument *doc)
{
if (! main_status.quitting)
{
g_queue_remove(mru_docs, doc);
/* this prevents the pop up window from showing when there's a single
* document */
if (gtk_notebook_get_n_pages(GTK_NOTEBOOK(main_widgets.notebook)) == 2)
g_queue_clear(mru_docs);
}
}
static GtkWidget *ui_minimal_dialog_new(GtkWindow *parent, const gchar *title)
{
GtkWidget *dialog;
dialog = gtk_window_new(GTK_WINDOW_POPUP);
if (parent)
{
gtk_window_set_transient_for(GTK_WINDOW(dialog), parent);
gtk_window_set_destroy_with_parent(GTK_WINDOW(dialog), TRUE);
}
gtk_window_set_title(GTK_WINDOW(dialog), title);
gtk_window_set_type_hint(GTK_WINDOW(dialog), GDK_WINDOW_TYPE_HINT_DIALOG);
gtk_window_set_position(GTK_WINDOW(dialog), GTK_WIN_POS_CENTER_ON_PARENT);
gtk_widget_set_name(dialog, "GeanyDialog");
return dialog;
}
static gboolean is_modifier_key(guint keyval)
{
switch (keyval)
{
case GDK_Shift_L:
case GDK_Shift_R:
case GDK_Control_L:
case GDK_Control_R:
case GDK_Meta_L:
case GDK_Meta_R:
case GDK_Alt_L:
case GDK_Alt_R:
case GDK_Super_L:
case GDK_Super_R:
case GDK_Hyper_L:
case GDK_Hyper_R:
return TRUE;
default:
return FALSE;
}
}
static gboolean on_key_release_event(GtkWidget *widget, GdkEventKey *ev, gpointer user_data)
{
/* user may have rebound keybinding to a different modifier than Ctrl, so check all */
if (switch_in_progress && is_modifier_key(ev->keyval))
{
GeanyDocument *doc;
switch_in_progress = FALSE;
if (switch_dialog)
{
gtk_widget_destroy(switch_dialog);
switch_dialog = NULL;
}
doc = document_get_current();
update_mru_docs_head(doc);
mru_pos = 0;
document_check_disk_status(doc, TRUE);
}
return FALSE;
}
static GtkWidget *create_switch_dialog(void)
{
GtkWidget *dialog, *widget, *vbox;
dialog = ui_minimal_dialog_new(GTK_WINDOW(main_widgets.window), _("Switch to Document"));
gtk_window_set_decorated(GTK_WINDOW(dialog), FALSE);
gtk_window_set_default_size(GTK_WINDOW(dialog), 200, -1);
vbox = gtk_vbox_new(FALSE, 6);
gtk_container_set_border_width(GTK_CONTAINER(vbox), 12);
gtk_container_add(GTK_CONTAINER(dialog), vbox);
widget = gtk_image_new_from_stock(GTK_STOCK_JUMP_TO, GTK_ICON_SIZE_BUTTON);
gtk_container_add(GTK_CONTAINER(vbox), widget);
widget = gtk_label_new(NULL);
gtk_label_set_justify(GTK_LABEL(widget), GTK_JUSTIFY_CENTER);
gtk_container_add(GTK_CONTAINER(vbox), widget);
switch_dialog_label = widget;
g_signal_connect(dialog, "key-release-event", G_CALLBACK(on_key_release_event), NULL);
return dialog;
}
static void update_filename_label(void)
{
guint i;
gchar *msg = NULL;
guint queue_length;
GeanyDocument *doc;
if (!switch_dialog)
{
switch_dialog = create_switch_dialog();
gtk_widget_show_all(switch_dialog);
}
queue_length = g_queue_get_length(mru_docs);
for (i = mru_pos; (i <= mru_pos + 3) && (doc = g_queue_peek_nth(mru_docs, i % queue_length)); i++)
{
gchar *basename;
basename = g_path_get_basename(DOC_FILENAME(doc));
if (i == mru_pos)
msg = g_markup_printf_escaped ("<b>%s</b>", basename);
else if (i % queue_length == mru_pos) /* && i != mru_pos */
{
/* We have wrapped around and got to the starting document again */
g_free(basename);
break;
}
else
{
SETPTR(basename, g_markup_printf_escaped ("\n%s", basename));
SETPTR(msg, g_strconcat(msg, basename, NULL));
}
g_free(basename);
}
gtk_label_set_markup(GTK_LABEL(switch_dialog_label), msg);
g_free(msg);
}
static gboolean on_switch_timeout(G_GNUC_UNUSED gpointer data)
{
if (!switch_in_progress || switch_dialog)
{
return FALSE;
}
update_filename_label();
return FALSE;
}
void notebook_switch_tablastused(void)
{
GeanyDocument *last_doc;
gboolean switch_start = !switch_in_progress;
mru_pos += 1;
last_doc = g_queue_peek_nth(mru_docs, mru_pos);
if (! DOC_VALID(last_doc))
{
utils_beep();
mru_pos = 0;
last_doc = g_queue_peek_nth(mru_docs, mru_pos);
}
if (! DOC_VALID(last_doc))
return;
switch_in_progress = TRUE;
document_show_tab(last_doc);
/* if there's a modifier key, we can switch back in MRU order each time unless
* the key is released */
if (switch_start)
g_timeout_add(600, on_switch_timeout, NULL);
else
update_filename_label();
}
gboolean notebook_switch_in_progress(void)
{
return switch_in_progress;
}
static gboolean focus_sci(GtkWidget *widget, GdkEventButton *event, gpointer user_data)
{
GeanyDocument *doc = document_get_current();
if (doc != NULL && event->button == 1)
gtk_widget_grab_focus(GTK_WIDGET(doc->editor->sci));
return FALSE;
}
static gboolean gtk_notebook_show_arrows(GtkNotebook *notebook)
{
return gtk_notebook_get_scrollable(notebook);
#if 0
/* To get this working we would need to define at least the first two fields of
* GtkNotebookPage since it is a private field. The better way would be to
* subclass GtkNotebook.
struct _FakeGtkNotebookPage
{
GtkWidget *child;
GtkWidget *tab_label;
};
*/
gboolean show_arrow = FALSE;
GList *children;
if (! notebook->scrollable)
return FALSE;
children = notebook->children;
while (children)
{
struct _FakeGtkNotebookPage *page = children->data;
if (page->tab_label && ! gtk_widget_get_child_visible(page->tab_label))
show_arrow = TRUE;
children = children->next;
}
return show_arrow;
#endif
}
static gboolean is_position_on_tab_bar(GtkNotebook *notebook, GdkEventButton *event)
{
GtkWidget *page;
GtkWidget *tab;
GtkWidget *nb;
GtkPositionType tab_pos;
gint scroll_arrow_hlength, scroll_arrow_vlength;
gdouble x, y;
page = gtk_notebook_get_nth_page(notebook, 0);
g_return_val_if_fail(page != NULL, FALSE);
tab = gtk_notebook_get_tab_label(notebook, page);
g_return_val_if_fail(tab != NULL, FALSE);
tab_pos = gtk_notebook_get_tab_pos(notebook);
nb = GTK_WIDGET(notebook);
gtk_widget_style_get(GTK_WIDGET(notebook), "scroll-arrow-hlength", &scroll_arrow_hlength,
"scroll-arrow-vlength", &scroll_arrow_vlength, NULL);
if (! gdk_event_get_coords((GdkEvent*) event, &x, &y))
{
x = event->x;
y = event->y;
}
switch (tab_pos)
{
case GTK_POS_TOP:
case GTK_POS_BOTTOM:
{
if (event->y >= 0 && event->y <= tab->allocation.height)
{
if (! gtk_notebook_show_arrows(notebook) || (
x > scroll_arrow_hlength &&
x < nb->allocation.width - scroll_arrow_hlength))
return TRUE;
}
break;
}
case GTK_POS_LEFT:
case GTK_POS_RIGHT:
{
if (event->x >= 0 && event->x <= tab->allocation.width)
{
if (! gtk_notebook_show_arrows(notebook) || (
y > scroll_arrow_vlength &&
y < nb->allocation.height - scroll_arrow_vlength))
return TRUE;
}
}
}
return FALSE;
}
static void tab_bar_menu_activate_cb(GtkMenuItem *menuitem, gpointer data)
{
GeanyDocument *doc = data;
if (! DOC_VALID(doc))
return;
document_show_tab(doc);
}
static void on_open_in_new_window_activate(GtkMenuItem *menuitem, gpointer user_data)
{
gchar *geany_path;
GeanyDocument *doc = user_data;
g_return_if_fail(doc->is_valid);
geany_path = g_find_program_in_path("geany");
if (geany_path)
{
gchar *doc_path = utils_get_locale_from_utf8(doc->file_name);
gchar *argv[] = {geany_path, "-i", doc_path, NULL};
GError *err = NULL;
if (!utils_spawn_async(NULL, argv, NULL, 0, NULL, NULL, NULL, &err))
{
g_printerr("Unable to open new window: %s", err->message);
g_error_free(err);
}
g_free(doc_path);
g_free(geany_path);
}
else
g_printerr("Unable to find 'geany'");
}
static void show_tab_bar_popup_menu(GdkEventButton *event, GtkWidget *page)
{
GtkWidget *menu_item;
static GtkWidget *menu = NULL;
GeanyDocument *doc = NULL;
gint page_num;
if (menu == NULL)
menu = gtk_menu_new();
/* clear the old menu items */
gtk_container_foreach(GTK_CONTAINER(menu), (GtkCallback) gtk_widget_destroy, NULL);
ui_menu_add_document_items(GTK_MENU(menu), document_get_current(),
G_CALLBACK(tab_bar_menu_activate_cb));
menu_item = gtk_separator_menu_item_new();
gtk_widget_show(menu_item);
gtk_container_add(GTK_CONTAINER(menu), menu_item);
if (page != NULL)
{
page_num = gtk_notebook_page_num(GTK_NOTEBOOK(main_widgets.notebook), page);
doc = document_get_from_page(page_num);
}
menu_item = ui_image_menu_item_new(GTK_STOCK_OPEN, "Open in New _Window");
gtk_widget_show(menu_item);
gtk_container_add(GTK_CONTAINER(menu), menu_item);
g_signal_connect(menu_item, "activate",
G_CALLBACK(on_open_in_new_window_activate), doc);
/* disable if not on disk */
if (doc == NULL || !doc->real_path)
gtk_widget_set_sensitive(menu_item, FALSE);
menu_item = gtk_separator_menu_item_new();
gtk_widget_show(menu_item);
gtk_container_add(GTK_CONTAINER(menu), menu_item);
menu_item = gtk_image_menu_item_new_from_stock(GTK_STOCK_CLOSE, NULL);
gtk_widget_show(menu_item);
gtk_container_add(GTK_CONTAINER(menu), menu_item);
g_signal_connect(menu_item, "activate", G_CALLBACK(notebook_tab_close_clicked_cb), page);
gtk_widget_set_sensitive(GTK_WIDGET(menu_item), (page != NULL));
menu_item = ui_image_menu_item_new(GTK_STOCK_CLOSE, _("Close Ot_her Documents"));
gtk_widget_show(menu_item);
gtk_container_add(GTK_CONTAINER(menu), menu_item);
g_signal_connect(menu_item, "activate", G_CALLBACK(on_close_other_documents1_activate), page);
gtk_widget_set_sensitive(GTK_WIDGET(menu_item), (page != NULL));
menu_item = ui_image_menu_item_new(GTK_STOCK_CLOSE, _("C_lose All"));
gtk_widget_show(menu_item);
gtk_container_add(GTK_CONTAINER(menu), menu_item);
g_signal_connect(menu_item, "activate", G_CALLBACK(on_close_all1_activate), NULL);
gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL, event->button, event->time);
}
static gboolean notebook_tab_bar_click_cb(GtkWidget *widget, GdkEventButton *event,
gpointer user_data)
{
if (event->type == GDK_2BUTTON_PRESS)
{
GtkNotebook *notebook = GTK_NOTEBOOK(widget);
GtkWidget *event_widget = gtk_get_event_widget((GdkEvent *) event);
GtkWidget *child = gtk_notebook_get_nth_page(notebook, gtk_notebook_get_current_page(notebook));
/* ignore events from the content of the page (impl. stolen from GTK2 tab scrolling)
* TODO: we should also ignore notebook's action widgets, but that's more work and
* we don't have any of them yet anyway -- and GTK 2.16 don't have those actions. */
if (event_widget == NULL || event_widget == child || gtk_widget_is_ancestor(event_widget, child))
return FALSE;
if (is_position_on_tab_bar(notebook, event))
{
document_new_file(NULL, NULL, NULL);
return TRUE;
}
}
/* right-click is also handled here if it happened on the notebook tab bar but not
* on a tab directly */
else if (event->button == 3)
{
show_tab_bar_popup_menu(event, NULL);
return TRUE;
}
return FALSE;
}
void notebook_init()
{
/* Individual style for the tab close buttons */
gtk_rc_parse_string(
"style \"geany-close-tab-button-style\" {\n"
" GtkWidget::focus-padding = 0\n"
" GtkWidget::focus-line-width = 0\n"
" xthickness = 0\n"
" ythickness = 0\n"
"}\n"
"widget \"*.geany-close-tab-button\" style \"geany-close-tab-button-style\""
);
g_signal_connect_after(main_widgets.notebook, "button-press-event",
G_CALLBACK(notebook_tab_bar_click_cb), NULL);
g_signal_connect(main_widgets.notebook, "drag-data-received",
G_CALLBACK(on_window_drag_data_received), NULL);
mru_docs = g_queue_new();
g_signal_connect(main_widgets.notebook, "switch-page",
G_CALLBACK(on_notebook_switch_page), NULL);
g_signal_connect(geany_object, "document-close",
G_CALLBACK(on_document_close), NULL);
/* in case the switch dialog misses an event while drawing the dialog */
g_signal_connect(main_widgets.window, "key-release-event", G_CALLBACK(on_key_release_event), NULL);
setup_tab_dnd();
}
void notebook_free(void)
{
g_queue_free(mru_docs);
}
static void setup_tab_dnd()
{
GtkWidget *notebook = main_widgets.notebook;
g_signal_connect(notebook, "page-reordered", G_CALLBACK(notebook_page_reordered_cb), NULL);
}
static void
notebook_page_reordered_cb(GtkNotebook *notebook, GtkWidget *child, guint page_num,
gpointer user_data)
{
/* Not necessary to update open files treeview if it's sorted.
* Note: if enabled, it's best to move the item instead of recreating all items. */
/*sidebar_openfiles_update_all();*/
}
/* call this after the number of tabs in main_widgets.notebook changes. */
static void tab_count_changed(void)
{
switch (gtk_notebook_get_n_pages(GTK_NOTEBOOK(main_widgets.notebook)))
{
case 0:
/* Enables DnD for dropping files into the empty notebook widget */
gtk_drag_dest_set(main_widgets.notebook, GTK_DEST_DEFAULT_ALL,
files_drop_targets, G_N_ELEMENTS(files_drop_targets),
GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK | GDK_ACTION_ASK);
break;
case 1:
/* Disables DnD for dropping files into the notebook widget and enables the DnD for moving file
* tabs. Files can still be dropped into the notebook widget because it will be handled by the
* active Scintilla Widget (only dropping to the tab bar is not possible but it should be ok) */
gtk_drag_dest_set(main_widgets.notebook, GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_DROP,
drag_targets, G_N_ELEMENTS(drag_targets), GDK_ACTION_MOVE);
break;
}
}
static gboolean notebook_tab_click(GtkWidget *widget, GdkEventButton *event, gpointer data)
{
guint state;
/* toggle additional widgets on double click */
if (event->type == GDK_2BUTTON_PRESS)
{
if (interface_prefs.notebook_double_click_hides_widgets)
on_menu_toggle_all_additional_widgets1_activate(NULL, NULL);
return TRUE; /* stop other handlers like notebook_tab_bar_click_cb() */
}
/* close tab on middle click */
if (event->button == 2)
{
document_remove_page(gtk_notebook_page_num(GTK_NOTEBOOK(main_widgets.notebook),
GTK_WIDGET(data)));
return TRUE; /* stop other handlers like notebook_tab_bar_click_cb() */
}
/* switch last used tab on ctrl-click */
state = event->state & gtk_accelerator_get_default_mod_mask();
if (event->button == 1 && state == GDK_CONTROL_MASK)
{
keybindings_send_command(GEANY_KEY_GROUP_NOTEBOOK,
GEANY_KEYS_NOTEBOOK_SWITCHTABLASTUSED);
return TRUE;
}
/* right-click is first handled here if it happened on a notebook tab */
if (event->button == 3)
{
show_tab_bar_popup_menu(event, data);
return TRUE;
}
return FALSE;
}
static void notebook_tab_close_button_style_set(GtkWidget *btn, GtkRcStyle *prev_style,
gpointer data)
{
gint w, h;
gtk_icon_size_lookup_for_settings(gtk_widget_get_settings(btn), GTK_ICON_SIZE_MENU, &w, &h);
gtk_widget_set_size_request(btn, w + 2, h + 2);
}
/* Returns page number of notebook page, or -1 on error */
gint notebook_new_tab(GeanyDocument *this)
{
GtkWidget *hbox, *ebox;
gint tabnum;
GtkWidget *page;
gint cur_page;
g_return_val_if_fail(this != NULL, -1);
page = GTK_WIDGET(this->editor->sci);
this->priv->tab_label = gtk_label_new(NULL);
/* get button press events for the tab label and the space between it and
* the close button, if any */
ebox = gtk_event_box_new();
GTK_WIDGET_SET_FLAGS(ebox, GTK_NO_WINDOW);
g_signal_connect(ebox, "button-press-event", G_CALLBACK(notebook_tab_click), page);
/* focus the current document after clicking on a tab */
g_signal_connect_after(ebox, "button-release-event",
G_CALLBACK(focus_sci), NULL);
hbox = gtk_hbox_new(FALSE, 2);
gtk_box_pack_start(GTK_BOX(hbox), this->priv->tab_label, FALSE, FALSE, 0);
gtk_container_add(GTK_CONTAINER(ebox), hbox);
if (file_prefs.show_tab_cross)
{
GtkWidget *image, *btn, *align;
btn = gtk_button_new();
gtk_button_set_relief(GTK_BUTTON(btn), GTK_RELIEF_NONE);
gtk_button_set_focus_on_click(GTK_BUTTON(btn), FALSE);
gtk_widget_set_name(btn, "geany-close-tab-button");
image = gtk_image_new_from_stock(GTK_STOCK_CLOSE, GTK_ICON_SIZE_MENU);
gtk_container_add(GTK_CONTAINER(btn), image);
align = gtk_alignment_new(1.0, 0.5, 0.0, 0.0);
gtk_container_add(GTK_CONTAINER(align), btn);
gtk_box_pack_start(GTK_BOX(hbox), align, TRUE, TRUE, 0);
g_signal_connect(btn, "clicked", G_CALLBACK(notebook_tab_close_clicked_cb), page);
/* button overrides event box, so make middle click on button also close tab */
g_signal_connect(btn, "button-press-event", G_CALLBACK(notebook_tab_click), page);
/* handle style modification to keep button small as possible even when theme change */
g_signal_connect(btn, "style-set", G_CALLBACK(notebook_tab_close_button_style_set), NULL);
}
gtk_widget_show_all(ebox);
document_update_tab_label(this);
if (file_prefs.tab_order_beside)
cur_page = gtk_notebook_get_current_page(GTK_NOTEBOOK(main_widgets.notebook));
else
cur_page = file_prefs.tab_order_ltr ? -2 /* hack: -2 + 1 = -1, last page */ : 0;
if (file_prefs.tab_order_ltr)
tabnum = gtk_notebook_insert_page_menu(GTK_NOTEBOOK(main_widgets.notebook), page,
ebox, NULL, cur_page + 1);
else
tabnum = gtk_notebook_insert_page_menu(GTK_NOTEBOOK(main_widgets.notebook), page,
ebox, NULL, cur_page);
tab_count_changed();
/* enable tab DnD */
gtk_notebook_set_tab_reorderable(GTK_NOTEBOOK(main_widgets.notebook), page, TRUE);
return tabnum;
}
static void
notebook_tab_close_clicked_cb(GtkButton *button, gpointer user_data)
{
gint cur_page = gtk_notebook_page_num(GTK_NOTEBOOK(main_widgets.notebook),
GTK_WIDGET(user_data));
document_remove_page(cur_page);
}
/* Always use this instead of gtk_notebook_remove_page(). */
void notebook_remove_page(gint page_num)
{
gint page = gtk_notebook_get_current_page(GTK_NOTEBOOK(main_widgets.notebook));
if (page_num == page)
{
if (file_prefs.tab_order_ltr)
page += 1;
else if (page > 0) /* never go negative, it would select the last page */
page -= 1;
if (file_prefs.tab_close_switch_to_mru)
{
GeanyDocument *last_doc;
last_doc = g_queue_peek_nth(mru_docs, 0);
if (DOC_VALID(last_doc))
page = document_get_notebook_page(last_doc);
}
gtk_notebook_set_current_page(GTK_NOTEBOOK(main_widgets.notebook), page);
}
/* now remove the page (so we don't temporarily switch to the previous page) */
gtk_notebook_remove_page(GTK_NOTEBOOK(main_widgets.notebook), page_num);
tab_count_changed();
}
static void
on_window_drag_data_received(GtkWidget *widget, GdkDragContext *drag_context,
gint x, gint y, GtkSelectionData *data, guint target_type,
guint event_time, gpointer user_data)
{
gboolean success = FALSE;
gint length = gtk_selection_data_get_length(data);
if (length > 0 && gtk_selection_data_get_format(data) == 8)
{
document_open_file_list((const gchar *)gtk_selection_data_get_data(data), length);
success = TRUE;
}
gtk_drag_finish(drag_context, success, FALSE, event_time);
}