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/* Dia -- an diagram creation/manipulation program
* Copyright (C) 1998 Alexander Larsson
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <config.h>
#ifdef HAVE_GNOME
#undef GTK_DISABLE_DEPRECATED /* gnome */
#include <gnome.h>
#else
#include <gtk/gtk.h>
#endif
/* this file should be the only place to include it */
#ifdef HAVE_MAC_INTEGRATION
#include <gtkosxapplication.h>
#endif
#include <stdio.h>
#include <string.h>
#include "diagram.h"
#include "object.h"
#include "layer_dialog.h"
#include "interface.h"
#include "display.h"
#include "disp_callbacks.h"
#include "menus.h"
#include "toolbox.h"
#include "commands.h"
#include "dia_dirs.h"
#include "intl.h"
#include "navigation.h"
#include "persistence.h"
#include "widgets.h"
#include "message.h"
#include "ruler.h"
#include <gdk-pixbuf/gdk-pixbuf.h>
#include "dia-app-icons.h"
static void
dia_dnd_file_drag_data_received (GtkWidget *widget,
GdkDragContext *context,
gint x,
gint y,
GtkSelectionData *data,
guint info,
guint time,
DDisplay *ddisp)
{
#if GTK_CHECK_VERSION(2,22,0)
switch (gdk_drag_context_get_selected_action(context))
#else
switch (context->action)
#endif
{
case GDK_ACTION_DEFAULT:
case GDK_ACTION_COPY:
case GDK_ACTION_MOVE:
case GDK_ACTION_LINK:
case GDK_ACTION_ASK:
default:
{
Diagram *diagram = NULL;
gchar *sPath = NULL, *pFrom, *pTo;
pFrom = strstr((gchar *) gtk_selection_data_get_data(data), "file:");
while (pFrom) {
GError *error = NULL;
pTo = pFrom;
while (*pTo != 0 && *pTo != 0xd && *pTo != 0xa) pTo ++;
sPath = g_strndup(pFrom, pTo - pFrom);
/* format changed with Gtk+2.0, use conversion */
pFrom = g_filename_from_uri (sPath, NULL, &error);
if (!ddisp)
diagram = diagram_load (pFrom, NULL);
else {
diagram = ddisp->diagram;
if (!diagram_load_into (diagram, pFrom, NULL)) {
/* the import filter is supposed to show the error message */
gtk_drag_finish (context, TRUE, FALSE, time);
break;
}
}
g_free (pFrom);
g_free(sPath);
if (diagram != NULL) {
diagram_update_extents(diagram);
layer_dialog_set_diagram(diagram);
if (diagram->displays == NULL) {
new_display(diagram);
}
}
pFrom = strstr(pTo, "file:");
} /* while */
gtk_drag_finish (context, TRUE, FALSE, time);
}
break;
}
return;
}
static GtkWidget *toolbox_shell = NULL;
static struct
{
GtkWindow * main_window;
GtkToolbar * toolbar;
GtkNotebook * diagram_notebook;
GtkStatusbar * statusbar;
GtkWidget * layer_view;
} ui;
/**
* Used to determine if the current user interface is the integrated interface or
* the distributed interface. This cannot presently be determined by the preferences
* setting because changing that setting at run time does not change the interface.
* @return Non-zero if the integrated interface is present, else zero.
*/
int is_integrated_ui (void)
{
return ui.main_window == NULL? 0 : 1;
}
static void
grid_toggle_snap(GtkWidget *widget, gpointer data)
{
DDisplay *ddisp = (DDisplay *)data;
ddisplay_set_snap_to_grid(ddisp,
gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(widget)));
}
static void
interface_toggle_mainpoint_magnetism(GtkWidget *widget, gpointer data)
{
DDisplay *ddisp = (DDisplay *)data;
ddisplay_set_snap_to_objects(ddisp,
gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(widget)));
ddisplay_add_update_all(ddisp);
ddisplay_flush(ddisp);
}
static gint
origin_button_press(GtkWidget *widget, GdkEventButton *event, gpointer data)
{
DDisplay *ddisp = (DDisplay *)data;
display_set_active(ddisp);
ddisplay_popup_menu(ddisp, event);
/* stop the signal emission so the button doesn't grab the
* pointer from us */
g_signal_stop_emission_by_name (G_OBJECT(widget), "button_press_event");
return FALSE;
}
void
view_zoom_set (float factor)
{
DDisplay *ddisp;
real scale;
ddisp = ddisplay_active();
if (!ddisp) return;
scale = ((real) factor)/1000.0 * DDISPLAY_NORMAL_ZOOM;
ddisplay_zoom_middle(ddisp, scale / ddisp->zoom_factor);
}
static void
zoom_activate_callback(GtkWidget *item, gpointer user_data)
{
DDisplay *ddisp = (DDisplay *)user_data;
const gchar *zoom_text =
gtk_entry_get_text(GTK_ENTRY(g_object_get_data(G_OBJECT(ddisp->zoom_status), "user_data")));
float zoom_amount, magnify;
gchar *zoomamount = g_object_get_data(G_OBJECT(item), "zoomamount");
if (zoomamount != NULL) {
zoom_text = zoomamount;
}
if (sscanf(zoom_text, "%f", &zoom_amount) == 1) {
/* Set limits to avoid crashes, see bug #483384 */
if (zoom_amount < .1) {
zoom_amount = .1;
} else if (zoom_amount > 1e4) {
zoom_amount = 1e4;
}
zoomamount = g_strdup_printf("%f%%\n", zoom_amount);
gtk_entry_set_text(GTK_ENTRY(g_object_get_data(G_OBJECT(ddisp->zoom_status), "user_data")), zoomamount);
g_free(zoomamount);
magnify = (zoom_amount*DDISPLAY_NORMAL_ZOOM/100.0)/ddisp->zoom_factor;
if (fabs(magnify - 1.0) > 0.000001) {
ddisplay_zoom_middle(ddisp, magnify);
}
}
}
static void
zoom_add_zoom_amount(GtkWidget *menu, gchar *text, DDisplay *ddisp)
{
GtkWidget *menuitem = gtk_menu_item_new_with_label(text);
gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
g_signal_connect(G_OBJECT(menuitem),
"activate", G_CALLBACK(zoom_activate_callback),
ddisp);
g_object_set_data(G_OBJECT(menuitem), "zoomamount", text);
}
static void
zoom_popup_menu(GtkWidget *button, GdkEventButton *event, gpointer user_data) {
/* display_set_active(ddisp); */
/* ddisplay_popup_menu(ddisp, event); */
GtkMenu *menu = GTK_MENU(user_data);
gtk_menu_popup(menu, NULL, NULL, NULL, NULL,
event->button, event->time);
/* stop the signal emission so the button doesn't grab the
* pointer from us */
g_signal_stop_emission_by_name (G_OBJECT(button), "button_press_event");
}
static GtkWidget*
create_zoom_widget(DDisplay *ddisp) {
GtkWidget *combo;
GtkWidget *entry;
GtkWidget *menu;
GtkWidget *button;
GtkWidget *arrow;
combo = gtk_hbox_new(FALSE, 0);
entry = gtk_entry_new();
g_signal_connect (G_OBJECT (entry), "activate",
G_CALLBACK(zoom_activate_callback),
ddisp);
gtk_box_pack_start(GTK_BOX(combo), entry, TRUE, TRUE, 0);
g_object_set_data (G_OBJECT(combo), "user_data", entry);
gtk_entry_set_width_chars(GTK_ENTRY(entry), 8);
gtk_widget_show(entry);
button = gtk_button_new();
#if GTK_CHECK_VERSION(2,18,0)
gtk_widget_set_can_focus (GTK_WIDGET (button), FALSE);
#else
GTK_WIDGET_UNSET_FLAGS(button, GTK_CAN_FOCUS);
#endif
arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
gtk_container_add(GTK_CONTAINER(button), arrow);
gtk_box_pack_start(GTK_BOX(combo), button, TRUE, TRUE, 0);
g_object_set_data (G_OBJECT(combo), "user_data", entry);
gtk_widget_show_all(button);
menu = gtk_menu_new();
zoom_add_zoom_amount(menu, "800%", ddisp);
zoom_add_zoom_amount(menu, "400%", ddisp);
zoom_add_zoom_amount(menu, "200%", ddisp);
zoom_add_zoom_amount(menu, "100%", ddisp);
zoom_add_zoom_amount(menu, "50%", ddisp);
zoom_add_zoom_amount(menu, "25%", ddisp);
zoom_add_zoom_amount(menu, "12%", ddisp);
gtk_widget_show_all(menu);
g_signal_connect (G_OBJECT (button), "button_press_event",
G_CALLBACK(zoom_popup_menu),
menu);
return combo;
}
static gboolean
display_drop_callback(GtkWidget *widget, GdkDragContext *context,
gint x, gint y, guint time)
{
if (gtk_drag_get_source_widget(context) != NULL) {
/* we only accept drops from the same instance of the application,
* as the drag data is a pointer in our address space */
return TRUE;
}
gtk_drag_finish (context, FALSE, FALSE, time);
return FALSE;
}
static void
display_data_received_callback (GtkWidget *widget,
GdkDragContext *context,
gint x,
gint y,
GtkSelectionData *data,
guint info,
guint time,
DDisplay *ddisp)
{
if (gtk_selection_data_get_format(data) == 8 &&
gtk_selection_data_get_length(data) == sizeof(ToolButtonData *) &&
gtk_drag_get_source_widget(context) != NULL) {
ToolButtonData *tooldata = *(ToolButtonData **)gtk_selection_data_get_data(data);
/* g_message("Tool drop %s at (%d, %d)", (gchar *)tooldata->extra_data, x, y);*/
ddisplay_drop_object(ddisp, x, y,
object_get_type((gchar *)tooldata->extra_data),
tooldata->user_data);
gtk_drag_finish (context, TRUE, FALSE, time);
} else {
dia_dnd_file_drag_data_received (widget, context, x, y, data, info, time, ddisp);
}
/* ensure the right window has the focus for text editing */
gtk_window_present(GTK_WINDOW(ddisp->shell));
}
/**
* @param button The notebook close button.
* @param user_data Container widget (e.g. VBox).
*/
void
close_notebook_page_callback (GtkButton *button,
gpointer user_data)
{
GtkBox *page = user_data;
DDisplay *ddisp = g_object_get_data (G_OBJECT (page), "DDisplay");
/* When the page widget is destroyed it removes itself from the notebook */
ddisplay_close (ddisp);
}
/*!
* Called when the widget's window "size, position or stacking"
* changes. Needs GDK_STRUCTURE_MASK set.
*/
static gboolean
canvas_configure_event (GtkWidget *widget,
GdkEventConfigure *cevent,
DDisplay *ddisp)
{
gboolean new_size = FALSE;
int width, height;
g_return_val_if_fail (widget == ddisp->canvas, FALSE);
if (ddisp->renderer) {
width = dia_renderer_get_width_pixels (ddisp->renderer);
height = dia_renderer_get_height_pixels (ddisp->renderer);
} else {
/* We can continue even without a renderer here because
* ddisplay_resize_canvas () does the setup for us.
*/
width = height = 0;
}
/* Only do this when size is really changing */
if (width != cevent->width || height != cevent->height) {
g_printerr ("Canvas size change...\n");
ddisplay_resize_canvas (ddisp, cevent->width, cevent->height);
ddisplay_update_scrollbars(ddisp);
/* on resize stop further propagation - does not help */
new_size = TRUE;
}
/* If the UI is not integrated, resizing should set the resized
* window as active. With integrated UI, there is only one window.
*/
if (is_integrated_ui () == 0)
display_set_active(ddisp);
/* continue propagation with FALSE */
return new_size;
}
/* Got when an area previously obscured need to be redrawn.
* Needs GDK_EXPOSURE_MASK.
* Gone with gtk+-3.0 or better replaced by "draw".
*/
static gboolean
canvas_expose_event (GtkWidget *widget,
GdkEventExpose *event,
DDisplay *ddisp)
{
ddisplay_add_display_area (ddisp,
event->area.x, event->area.y,
event->area.x + event->area.width,
event->area.y + event->area.height);
ddisplay_flush(ddisp);
return FALSE;
}
static GtkWidget *
create_canvas (DDisplay *ddisp)
{
GtkWidget *canvas = gtk_drawing_area_new();
/* Dia's canvas does it's double buffering alone so switch off GTK's */
gtk_widget_set_double_buffered (canvas, FALSE);
gtk_widget_set_events (canvas,
GDK_EXPOSURE_MASK |
GDK_POINTER_MOTION_MASK | GDK_POINTER_MOTION_HINT_MASK |
GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK |
GDK_STRUCTURE_MASK | GDK_ENTER_NOTIFY_MASK |
GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK);
g_signal_connect (G_OBJECT (canvas), "configure-event",
G_CALLBACK (canvas_configure_event), ddisp);
g_signal_connect (G_OBJECT (canvas), "expose-event",
G_CALLBACK (canvas_expose_event), ddisp);
#if GTK_CHECK_VERSION(2,18,0)
gtk_widget_set_can_focus (canvas, TRUE);
#else
GTK_WIDGET_SET_FLAGS (canvas, GTK_CAN_FOCUS);
#endif
g_signal_connect (G_OBJECT (canvas), "event",
G_CALLBACK(ddisplay_canvas_events),
ddisp);
canvas_setup_drag_dest (canvas);
g_signal_connect (G_OBJECT (canvas), "drag_drop",
G_CALLBACK(display_drop_callback), NULL);
g_signal_connect (G_OBJECT (canvas), "drag_data_received",
G_CALLBACK(display_data_received_callback), ddisp);
g_object_set_data (G_OBJECT (canvas), "user_data", (gpointer) ddisp);
return canvas;
}
/* Shared helper functions for both UI cases
*/
static void
_ddisplay_setup_rulers (DDisplay *ddisp, GtkWidget *shell, GtkWidget *table)
{
ddisp->hrule = dia_ruler_new (GTK_ORIENTATION_HORIZONTAL, shell, ddisp);
ddisp->vrule = dia_ruler_new (GTK_ORIENTATION_VERTICAL, shell, ddisp);
/* harder to change position in the table, but we did not do it for years ;) */
gtk_table_attach (GTK_TABLE (table), ddisp->hrule, 1, 2, 0, 1,
GTK_EXPAND | GTK_SHRINK | GTK_FILL, GTK_FILL, 0, 0);
gtk_table_attach (GTK_TABLE (table), ddisp->vrule, 0, 1, 1, 2,
GTK_FILL, GTK_EXPAND | GTK_SHRINK | GTK_FILL, 0, 0);
}
static void
_ddisplay_setup_events (DDisplay *ddisp, GtkWidget *shell)
{
gtk_widget_set_events (shell,
GDK_POINTER_MOTION_MASK |
GDK_POINTER_MOTION_HINT_MASK |
GDK_FOCUS_CHANGE_MASK);
g_signal_connect (G_OBJECT (shell), "focus_out_event",
G_CALLBACK (ddisplay_focus_out_event), ddisp);
g_signal_connect (G_OBJECT (shell), "focus_in_event",
G_CALLBACK (ddisplay_focus_in_event), ddisp);
g_signal_connect (G_OBJECT (shell), "realize",
G_CALLBACK (ddisplay_realize), ddisp);
g_signal_connect (G_OBJECT (shell), "unrealize",
G_CALLBACK (ddisplay_unrealize), ddisp);
}
static void
_ddisplay_setup_scrollbars (DDisplay *ddisp, GtkWidget *table, int width, int height)
{
/* The adjustment datums */
ddisp->hsbdata = GTK_ADJUSTMENT (gtk_adjustment_new (0, 0, width, 1, (width-1)/4, width-1));
ddisp->vsbdata = GTK_ADJUSTMENT (gtk_adjustment_new (0, 0, height, 1, (height-1)/4, height-1));
ddisp->hsb = gtk_hscrollbar_new (ddisp->hsbdata);
#if GTK_CHECK_VERSION(2,18,0)
gtk_widget_set_can_focus (ddisp->hsb, FALSE);
#else
GTK_WIDGET_UNSET_FLAGS (ddisp->hsb, GTK_CAN_FOCUS);
#endif
ddisp->vsb = gtk_vscrollbar_new (ddisp->vsbdata);
#if GTK_CHECK_VERSION(2,18,0)
gtk_widget_set_can_focus (ddisp->vsb, FALSE);
#else
GTK_WIDGET_UNSET_FLAGS (ddisp->vsb, GTK_CAN_FOCUS);
#endif
/* set up the scrollbar observers */
g_signal_connect (G_OBJECT (ddisp->hsbdata), "value_changed",
G_CALLBACK(ddisplay_hsb_update), ddisp);
g_signal_connect (G_OBJECT (ddisp->vsbdata), "value_changed",
G_CALLBACK(ddisplay_vsb_update), ddisp);
/* harder to change position in the table, but we did not do it for years ;) */
gtk_table_attach (GTK_TABLE (table), ddisp->hsb, 0, 2, 2, 3,
GTK_EXPAND | GTK_SHRINK | GTK_FILL, GTK_FILL, 0, 0);
gtk_table_attach (GTK_TABLE (table), ddisp->vsb, 2, 3, 0, 2,
GTK_FILL, GTK_EXPAND | GTK_SHRINK | GTK_FILL, 0, 0);
gtk_widget_show (ddisp->hsb);
gtk_widget_show (ddisp->vsb);
}
static void
_ddisplay_setup_navigation (DDisplay *ddisp, GtkWidget *table, gboolean top_left)
{
GtkWidget *navigation_button;
/* Popup button between scrollbars for navigation window */
navigation_button = navigation_popup_new(ddisp);
gtk_widget_set_tooltip_text(navigation_button,
_("Pops up the Navigation window."));
gtk_widget_show(navigation_button);
/* harder to change position in the table, but we did not do it for years ;) */
if (top_left)
gtk_table_attach (GTK_TABLE (table), navigation_button, 0, 1, 0, 1,
GTK_FILL, GTK_FILL, 0, 0);
else
gtk_table_attach (GTK_TABLE (table), navigation_button, 2, 3, 2, 3,
GTK_FILL, GTK_FILL, 0, 0);
if (!ddisp->origin)
ddisp->origin = g_object_ref (navigation_button);
}
/**
* @param ddisp The diagram display object that a window is created for
* @param title
*/
static void
use_integrated_ui_for_display_shell(DDisplay *ddisp, char *title)
{
GtkWidget *table;
GtkWidget *label; /* Text label for the notebook page */
GtkWidget *tab_label_container; /* Container to hold text label & close button */
int width, height; /* Width/Heigth of the diagram */
GtkWidget *image;
GtkWidget *close_button; /* Close button for the notebook page */
GtkRcStyle *rcstyle;
gint notebook_page_index;
ddisp->is_standalone_window = FALSE;
ddisp->shell = GTK_WIDGET (ui.main_window);
ddisp->modified_status = GTK_WIDGET (ui.statusbar);
tab_label_container = gtk_hbox_new(FALSE,3);
label = gtk_label_new( title );
gtk_box_pack_start( GTK_BOX(tab_label_container), label, FALSE, FALSE, 0 );
gtk_widget_show (label);
/* Create a new tab page */
ddisp->container = gtk_vbox_new(FALSE, 0);
/* <from GEdit> */
/* don't allow focus on the close button */
close_button = gtk_button_new();
gtk_button_set_relief (GTK_BUTTON (close_button), GTK_RELIEF_NONE);
gtk_button_set_focus_on_click (GTK_BUTTON (close_button), FALSE);
/* make it as small as possible */
rcstyle = gtk_rc_style_new ();
rcstyle->xthickness = rcstyle->ythickness = 0;
gtk_widget_modify_style (close_button, rcstyle);
g_object_unref (rcstyle),
image = gtk_image_new_from_stock (GTK_STOCK_CLOSE,
GTK_ICON_SIZE_MENU);
gtk_container_add (GTK_CONTAINER(close_button), image);
g_signal_connect (G_OBJECT (close_button), "clicked",
G_CALLBACK (close_notebook_page_callback), ddisp->container);
/* </from GEdit> */
gtk_box_pack_start( GTK_BOX(tab_label_container), close_button, FALSE, FALSE, 0 );
gtk_widget_show (close_button);
gtk_widget_show (image);
/* Set events for new tab page */
_ddisplay_setup_events (ddisp, ddisp->container);
notebook_page_index = gtk_notebook_append_page (GTK_NOTEBOOK(ui.diagram_notebook),
ddisp->container,
tab_label_container);
g_object_set_data (G_OBJECT (ddisp->container), "DDisplay", ddisp);
g_object_set_data (G_OBJECT (ddisp->container), "tab-label", label);
g_object_set_data (G_OBJECT (ddisp->container), "window", ui.main_window);
/* the table containing all widgets */
table = gtk_table_new (3, 3, FALSE);
gtk_table_set_col_spacing (GTK_TABLE (table), 0, 1);
gtk_table_set_col_spacing (GTK_TABLE (table), 1, 2);
gtk_table_set_row_spacing (GTK_TABLE (table), 0, 1);
gtk_table_set_row_spacing (GTK_TABLE (table), 1, 2);
gtk_container_set_border_width (GTK_CONTAINER (table), 2);
gtk_box_pack_start( GTK_BOX(ddisp->container), table, TRUE, TRUE, 0 );
/* scrollbars, rulers, canvas, menu popup button */
ddisp->origin = NULL;
_ddisplay_setup_rulers (ddisp, ddisp->container, table);
/* Get the width/height of the Notebook child area */
/* TODO: Fix width/height hardcoded values */
width = 100;
height = 100;
_ddisplay_setup_scrollbars (ddisp, table, width, height);
_ddisplay_setup_navigation (ddisp, table, TRUE);
ddisp->canvas = create_canvas (ddisp);
/* place all remaining widgets (no 'origin' anymore, since navigation is top-left */
gtk_table_attach (GTK_TABLE (table), ddisp->canvas, 1, 2, 1, 2,
GTK_EXPAND | GTK_SHRINK | GTK_FILL,
GTK_EXPAND | GTK_SHRINK | GTK_FILL, 0, 0);
ddisp->common_toolbar = ui.toolbar;
/* Stand-alone window menubar */
ddisp->menu_bar = NULL;
/* Stand-alone window Zoom status/menu */
ddisp->zoom_status = NULL;
/* Stand-alone window Grid on/off button */
ddisp->grid_status = NULL;
/* Stand-alone window Object Snapping button */
ddisp->mainpoint_status = NULL;
gtk_widget_show (ddisp->container);
gtk_widget_show (table);
display_rulers_show (ddisp);
gtk_widget_show (ddisp->canvas);
/* Show new page */
gtk_notebook_set_current_page (ui.diagram_notebook, notebook_page_index);
integrated_ui_toolbar_grid_snap_synchronize_to_display (ddisp);
integrated_ui_toolbar_object_snap_synchronize_to_display (ddisp);
/* set the focus to the canvas area */
gtk_widget_grab_focus (ddisp->canvas);
}
/**
* @param ddisp The diagram display object that a window is created for
* @param width Diagram widgth
* @param height Diagram Height
* @param title Window title
* @param use_mbar Flag to indicate whether to add a menubar to the window
*/
void
create_display_shell(DDisplay *ddisp,
int width, int height,
char *title, int use_mbar)
{
GtkWidget *table, *widget;
GtkWidget *status_hbox;
GtkWidget *root_vbox = NULL;
GtkWidget *zoom_hbox, *zoom_label;
int s_width, s_height;
if (app_is_interactive() && is_integrated_ui())
{
use_integrated_ui_for_display_shell(ddisp, title);
return;
}
ddisp->is_standalone_window = TRUE;
ddisp->container = NULL;
s_width = gdk_screen_width ();
s_height = gdk_screen_height ();
if (width > s_width)
width = s_width;
if (height > s_height)
height = s_height;
/* The toplevel shell */
ddisp->shell = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_window_set_title (GTK_WINDOW (ddisp->shell), title);
gtk_window_set_role (GTK_WINDOW (ddisp->shell), "diagram_window");
gtk_window_set_icon_name (GTK_WINDOW (ddisp->shell), "dia");
gtk_window_set_default_size(GTK_WINDOW (ddisp->shell), width, height);
/* set_icon_name needs registered theme icons, not always available: provide fallback */
if (!gtk_window_get_icon (GTK_WINDOW (ddisp->shell))) {
static GdkPixbuf *pixbuf = NULL;
if (!pixbuf)
pixbuf = gdk_pixbuf_new_from_inline(-1, dia_diagram_icon, FALSE, NULL);
if (pixbuf)
gtk_window_set_icon (GTK_WINDOW (ddisp->shell), pixbuf);
}
g_object_set_data (G_OBJECT (ddisp->shell), "user_data", (gpointer) ddisp);
_ddisplay_setup_events (ddisp, ddisp->shell);
/* following two not shared with integrated UI */
g_signal_connect (G_OBJECT (ddisp->shell), "delete_event",
G_CALLBACK (ddisplay_delete), ddisp);
g_signal_connect (G_OBJECT (ddisp->shell), "destroy",
G_CALLBACK (ddisplay_destroy), ddisp);
/* the table containing all widgets */
table = gtk_table_new (4, 3, FALSE);
gtk_table_set_col_spacing (GTK_TABLE (table), 0, 1);
gtk_table_set_col_spacing (GTK_TABLE (table), 1, 2);
gtk_table_set_row_spacing (GTK_TABLE (table), 0, 1);
gtk_table_set_row_spacing (GTK_TABLE (table), 1, 2);
gtk_container_set_border_width (GTK_CONTAINER (table), 2);
if (use_mbar)
{
root_vbox = gtk_vbox_new (FALSE, 1);
gtk_container_add (GTK_CONTAINER (ddisp->shell), root_vbox);
gtk_box_pack_end (GTK_BOX (root_vbox), table, TRUE, TRUE, 0);
}
else
{
gtk_container_add (GTK_CONTAINER (ddisp->shell), table);
}
/* scrollbars, rulers, canvas, menu popup button */
if (!use_mbar) {
ddisp->origin = gtk_button_new();
#if GTK_CHECK_VERSION(2,18,0)
gtk_widget_set_can_focus (ddisp->origin, FALSE);
#else
GTK_WIDGET_UNSET_FLAGS(ddisp->origin, GTK_CAN_FOCUS);
#endif
widget = gtk_arrow_new(GTK_ARROW_RIGHT, GTK_SHADOW_OUT);
gtk_container_add(GTK_CONTAINER(ddisp->origin), widget);
gtk_widget_set_tooltip_text(widget, _("Diagram menu."));
gtk_widget_show(widget);
g_signal_connect(G_OBJECT(ddisp->origin), "button_press_event",
G_CALLBACK(origin_button_press), ddisp);
}
else {
ddisp->origin = gtk_frame_new (NULL);
gtk_frame_set_shadow_type (GTK_FRAME (ddisp->origin), GTK_SHADOW_OUT);
}
_ddisplay_setup_rulers (ddisp, ddisp->shell, table);
_ddisplay_setup_scrollbars (ddisp, table, width, height);
_ddisplay_setup_navigation (ddisp, table, FALSE);
ddisp->canvas = create_canvas (ddisp);
/* pack all remaining widgets */
gtk_table_attach (GTK_TABLE (table), ddisp->origin, 0, 1, 0, 1,
GTK_FILL, GTK_FILL, 0, 0);
gtk_table_attach (GTK_TABLE (table), ddisp->canvas, 1, 2, 1, 2,
GTK_EXPAND | GTK_SHRINK | GTK_FILL,
GTK_EXPAND | GTK_SHRINK | GTK_FILL, 0, 0);
/* TODO rob use per window accel */
ddisp->accel_group = menus_get_display_accels ();
gtk_window_add_accel_group(GTK_WINDOW(ddisp->shell), ddisp->accel_group);
if (use_mbar) {
ddisp->menu_bar = menus_create_display_menubar (&ddisp->ui_manager, &ddisp->actions);
g_assert (ddisp->menu_bar);
gtk_box_pack_start (GTK_BOX (root_vbox), ddisp->menu_bar, FALSE, TRUE, 0);
}
/* the statusbars */
status_hbox = gtk_hbox_new (FALSE, 2);
/* Zoom status pseudo-optionmenu */
ddisp->zoom_status = create_zoom_widget(ddisp);
zoom_hbox = gtk_hbox_new(FALSE, 0);
zoom_label = gtk_label_new(_("Zoom"));
gtk_box_pack_start (GTK_BOX(zoom_hbox), zoom_label,
FALSE, FALSE, 0);
gtk_box_pack_start (GTK_BOX(zoom_hbox), ddisp->zoom_status,
FALSE, FALSE, 0);
gtk_box_pack_start (GTK_BOX (status_hbox), zoom_hbox, FALSE, FALSE, 0);
/* Grid on/off button */
ddisp->grid_status = dia_toggle_button_new_with_icons(dia_on_grid_icon,
dia_off_grid_icon);
g_signal_connect(G_OBJECT(ddisp->grid_status), "toggled",
G_CALLBACK (grid_toggle_snap), ddisp);
gtk_widget_set_tooltip_text(ddisp->grid_status,
_("Toggles snap-to-grid for this window."));
gtk_box_pack_start (GTK_BOX (status_hbox), ddisp->grid_status,
FALSE, FALSE, 0);
ddisp->mainpoint_status = dia_toggle_button_new_with_icons(dia_mainpoints_on_icon,
dia_mainpoints_off_icon);
g_signal_connect(G_OBJECT(ddisp->mainpoint_status), "toggled",
G_CALLBACK (interface_toggle_mainpoint_magnetism), ddisp);
gtk_widget_set_tooltip_text(ddisp->mainpoint_status,
_("Toggles object snapping for this window."));
gtk_box_pack_start (GTK_BOX (status_hbox), ddisp->mainpoint_status,
FALSE, FALSE, 0);
/* Statusbar */
ddisp->modified_status = gtk_statusbar_new ();
gtk_box_pack_start (GTK_BOX (status_hbox), ddisp->modified_status,
TRUE, TRUE, 0);
gtk_table_attach (GTK_TABLE (table), status_hbox, 0, 3, 3, 4,
GTK_FILL, GTK_FILL, 0, 0);
display_rulers_show (ddisp);
gtk_widget_show (ddisp->zoom_status);
gtk_widget_show (zoom_hbox);
gtk_widget_show (zoom_label);
gtk_widget_show (ddisp->grid_status);
gtk_widget_show (ddisp->mainpoint_status);
gtk_widget_show (ddisp->modified_status);
gtk_widget_show (status_hbox);
gtk_widget_show (table);
if (use_mbar)
{
gtk_widget_show (ddisp->menu_bar);
gtk_widget_show (root_vbox);
}
gtk_widget_show (ddisp->shell);
/* before showing up, checking canvas's REAL size */
if (use_mbar && ddisp->hrule->allocation.width > width)
{
/* The menubar is not shrinkable, so the shell will have at least
* the menubar's width. If the diagram's requested width is smaller,
* the canvas will be enlarged to fit the place. In this case, we
* need to adjust the horizontal scrollbar according to the size
* that will be allocated, which the same as the hrule got.
*/
width = ddisp->hrule->allocation.width;
gtk_adjustment_set_upper (ddisp->hsbdata, width);
gtk_adjustment_set_page_increment (ddisp->hsbdata, (width - 1) / 4);
gtk_adjustment_set_page_size (ddisp->hsbdata, width - 1);
gtk_adjustment_changed (GTK_ADJUSTMENT(ddisp->hsbdata));
}
gtk_widget_show (ddisp->canvas);
/* set the focus to the canvas area */
gtk_widget_grab_focus (ddisp->canvas);
}
/**
* Adapt the rulers to current field of view
*
* @param ddisp The display to hide the rulers on.
*/
void
ddisplay_update_rulers (DDisplay *ddisp,
const Rectangle *extents,
const Rectangle *visible)
{
dia_ruler_set_range (ddisp->hrule,
visible->left,
visible->right,
0.0f /* position*/,
MAX(extents->right, visible->right)/* max_size*/);
dia_ruler_set_range (ddisp->vrule,
visible->top,
visible->bottom,
0.0f /* position*/,
MAX(extents->bottom, visible->bottom)/* max_size*/);
}
static void
toolbox_destroy (GtkWidget *widget, gpointer data)
{
app_exit();
}
static gboolean
toolbox_delete (GtkWidget *widget, GdkEvent *event, gpointer data)
{
gulong handlerid;
/** Stop toolbox_destroy from being called */
handlerid = g_signal_handler_find(widget, G_SIGNAL_MATCH_FUNC,
0, 0, NULL, toolbox_destroy, NULL);
if (handlerid != 0)
g_signal_handler_disconnect (G_OBJECT (widget), handlerid);
/** If the app didn't exit, don't close the window */
return (!app_exit());
}
static void
app_set_icon (GtkWindow *window)
{
gtk_window_set_icon_name (window, "dia");
if (!gtk_window_get_icon (window)) {
GdkPixbuf *pixbuf = gdk_pixbuf_new_from_inline (-1, dia_app_icon, FALSE, NULL);
if (pixbuf) {
gtk_window_set_icon (window, pixbuf);
g_object_unref (pixbuf);
}
}
}
#ifdef HAVE_MAC_INTEGRATION
static gboolean
_osx_app_exit (GtkosxApplication *app,
gpointer user_data)
{
return !app_exit ();
}
static void
_create_mac_integration (GtkWidget *menubar)
{
GtkosxApplication *theOsxApp = g_object_new(GTKOSX_TYPE_APPLICATION, NULL);
/* from control-x to command-x in one call? Does _not_ work as advertized */
gtkosx_application_set_use_quartz_accelerators (theOsxApp, TRUE);
if (menubar) {
/* hijack the menubar */
gtkosx_application_set_menu_bar(theOsxApp, GTK_MENU_SHELL(menubar));
/* move some items to the dia menu - apparently must be _after_ hijack */
{
GtkWidget *item;
item = menus_get_widget (INTEGRATED_MENU "/Help/HelpAbout");
if (GTK_IS_MENU_ITEM (item))
gtkosx_application_insert_app_menu_item (theOsxApp, item, 0);
gtkosx_application_insert_app_menu_item (theOsxApp, gtk_separator_menu_item_new (), 1);
item = menus_get_widget (INTEGRATED_MENU "/File/FilePrefs");
if (GTK_IS_MENU_ITEM (item))
gtkosx_application_insert_app_menu_item (theOsxApp, item, 2);
item = menus_get_widget (INTEGRATED_MENU "/File/FilePlugins");
if (GTK_IS_MENU_ITEM (item))
gtkosx_application_insert_app_menu_item (theOsxApp, item, 3);
#if 0 /* not sure if we should move these, too */
item = menus_get_widget (INTEGRATED_MENU "/File/FileTree");
if (GTK_IS_MENU_ITEM (item))
gtkosx_application_insert_app_menu_item (theOsxApp, item, 4);
item = menus_get_widget (INTEGRATED_MENU "/File/FileSheets");
if (GTK_IS_MENU_ITEM (item))
gtkosx_application_insert_app_menu_item (theOsxApp, item, 5);
#endif
/* remove Quit from File menu */
item = menus_get_widget (INTEGRATED_MENU "/File/FileQuit");
if (GTK_IS_MENU_ITEM (item))
gtk_widget_hide (item);
}
gtk_widget_hide (menubar); /* not working, it's shown elsewhere */
/* setup the dock icon */
gtkosx_application_set_dock_icon_pixbuf (theOsxApp,
gdk_pixbuf_new_from_inline (-1, dia_app_icon, FALSE, NULL));
}
/* Don't quit without asking to save files first */
g_signal_connect (theOsxApp, "NSApplicationBlockTermination",
G_CALLBACK (_osx_app_exit), NULL);
/* without this all the above wont have any effect */
gtkosx_application_ready(theOsxApp);
}
#endif
/**
* Create integrated user interface
*/
void
create_integrated_ui (void)
{
GtkWidget *window;
GtkWidget *main_vbox;
GtkWidget *hbox;
GtkWidget *wrapbox;
GtkWidget *menubar;
GtkWidget *toolbar;
GtkWidget *notebook;
GtkWidget *statusbar;
GtkAccelGroup *accel_group;
GtkWidget *layer_view;
#ifdef HAVE_GNOME
window = gnome_app_new ("Dia", _("Diagram Editor"));
#else
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
g_object_ref (window);
gtk_window_set_title (GTK_WINDOW (window), "Dia v" VERSION);
#endif
/* hint to window manager on X so the wm can put the window in the same
as it was when the application shut down */
gtk_window_set_role (GTK_WINDOW (window), DIA_MAIN_WINDOW);
gtk_window_set_default_size (GTK_WINDOW (window), 146, 349);
app_set_icon (GTK_WINDOW (window));
g_signal_connect (G_OBJECT (window), "delete_event",
G_CALLBACK (toolbox_delete),
window);
g_signal_connect (G_OBJECT (window), "destroy",
G_CALLBACK (toolbox_destroy),
window);
main_vbox = gtk_vbox_new (FALSE, 1);
gtk_container_set_border_width (GTK_CONTAINER (main_vbox), 1);
#ifdef HAVE_GNOME
gnome_app_set_contents (GNOME_APP(window), main_vbox);
#else
gtk_container_add (GTK_CONTAINER (window), main_vbox);
#endif
gtk_widget_show (main_vbox);
/* Applicatioon Statusbar */
statusbar = gtk_statusbar_new ();
gtk_box_pack_end (GTK_BOX (main_vbox), statusbar, FALSE, TRUE, 0);
/* HBox for everything below the menubar and toolbars */
hbox = gtk_hbox_new(FALSE, 0);
gtk_box_pack_end (GTK_BOX (main_vbox), hbox, TRUE, TRUE, 0);
gtk_widget_show (hbox);
/* Layer View */
layer_view = create_layer_view_widget ();
gtk_box_pack_end (GTK_BOX (hbox), layer_view, FALSE, FALSE, 0);
/* Diagram Notebook */
notebook = gtk_notebook_new ();
gtk_box_pack_end (GTK_BOX (hbox), notebook, TRUE, TRUE, 0);
gtk_notebook_set_scrollable (GTK_NOTEBOOK (notebook), TRUE);
gtk_widget_show (notebook);
/* Toolbox widget */
wrapbox = toolbox_create();
gtk_box_pack_start (GTK_BOX (hbox), wrapbox, FALSE, TRUE, 0);
g_signal_connect (G_OBJECT (wrapbox), "drag_data_received",
G_CALLBACK (dia_dnd_file_drag_data_received),
NULL); /* userdata == NULL here intentionally */
/* setup the notebook to receive drops as well */
toolbox_setup_drag_dest (notebook);
g_signal_connect (G_OBJECT (notebook), "drag_data_received",
G_CALLBACK (dia_dnd_file_drag_data_received),
NULL); /* userdata == NULL here intentionally */
/* menus -- initialised afterwards, because initing the display menus
* uses the tool buttons*/
menus_get_integrated_ui_menubar(&menubar, &toolbar, &accel_group);
gtk_window_add_accel_group (GTK_WINDOW (window), accel_group);
gtk_widget_show (menubar);
#ifdef HAVE_GNOME
gnome_app_set_menus (GNOME_APP (window), GTK_MENU_BAR (menubar));
#else
# ifdef HAVE_MAC_INTEGRATION
_create_mac_integration (menubar);
# else
gtk_box_pack_start (GTK_BOX (main_vbox), menubar, FALSE, TRUE, 0);
# endif
#endif
/* Toolbar */
/* TODO: maybe delete set_style(toolbar,ICONS) */
gtk_toolbar_set_style (GTK_TOOLBAR (toolbar), GTK_TOOLBAR_ICONS);
gtk_box_pack_start (GTK_BOX (main_vbox), toolbar, FALSE, TRUE, 0);
gtk_widget_show (toolbar);
persistence_register_window(GTK_WINDOW(window));
ui.main_window = GTK_WINDOW (window);
ui.toolbar = GTK_TOOLBAR (toolbar);
ui.diagram_notebook = GTK_NOTEBOOK (notebook);
ui.statusbar = GTK_STATUSBAR (statusbar);
ui.layer_view = layer_view;
/* NOTE: These functions use ui.xxx assignments above and so must come after
* the user interface components are set. */
integrated_ui_toolbar_show (TRUE);
integrated_ui_statusbar_show (TRUE);
/* For access outside here: */
g_object_set_data (G_OBJECT (ui.main_window), DIA_MAIN_NOTEBOOK, notebook);
/* TODO: Figure out what to do about toolbox_shell for integrated UI */
toolbox_shell = window;
}
/**
* Create toolbox component for distributed user interface
*/
void
create_toolbox ()
{
GtkWidget *window;
GtkWidget *main_vbox;
GtkWidget *wrapbox;
GtkWidget *menubar;
GtkAccelGroup *accel_group;
#ifdef HAVE_GNOME
window = gnome_app_new ("Dia", _("Diagram Editor"));
#else
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
g_object_ref(window);
gtk_window_set_title (GTK_WINDOW (window), "Dia v" VERSION);
#endif
gtk_window_set_role (GTK_WINDOW (window), "toolbox_window");
gtk_window_set_default_size(GTK_WINDOW(window), 146, 349);
app_set_icon (GTK_WINDOW (window));
g_signal_connect (G_OBJECT (window), "delete_event",
G_CALLBACK (toolbox_delete), window);
g_signal_connect (G_OBJECT (window), "destroy",
G_CALLBACK (toolbox_destroy), window);
main_vbox = gtk_vbox_new (FALSE, 1);
gtk_container_set_border_width (GTK_CONTAINER (main_vbox), 1);
#ifdef HAVE_GNOME
gnome_app_set_contents(GNOME_APP(window), main_vbox);
#else
gtk_container_add (GTK_CONTAINER (window), main_vbox);
#endif
wrapbox = toolbox_create();
gtk_box_pack_end (GTK_BOX (main_vbox), wrapbox, TRUE, TRUE, 0);
g_signal_connect (G_OBJECT (wrapbox), "drag_data_received",
G_CALLBACK (dia_dnd_file_drag_data_received),
NULL); /* userdata == NULL here intentionally */
gtk_widget_show (main_vbox);
/* menus -- initialised afterwards, because initing the display menus
* uses the tool buttons*/
menus_get_toolbox_menubar(&menubar, &accel_group);
gtk_window_add_accel_group (GTK_WINDOW (window), accel_group);
gtk_widget_show (menubar);
#ifdef HAVE_GNOME
gnome_app_set_menus(GNOME_APP(window), GTK_MENU_BAR(menubar));
#else
# ifdef HAVE_MAC_INTEGRATION
_create_mac_integration (menubar);
# else
gtk_box_pack_start (GTK_BOX (main_vbox), menubar, FALSE, TRUE, 0);
# endif
#endif
persistence_register_window(GTK_WINDOW(window));
toolbox_shell = window;
}
void
toolbox_show(void)
{
gtk_widget_show(toolbox_shell);
}
void
toolbox_hide(void)
{
gtk_widget_hide(toolbox_shell);
}
GtkWidget *
interface_get_toolbox_shell(void)
{
if (is_integrated_ui ())
return GTK_WIDGET(ui.main_window);
return toolbox_shell;
}
/* Indicate if the integrated UI toolbar is showing.
* @return TRUE if showing, FALSE if not showing or doesn't exist
*/
gboolean
integrated_ui_toolbar_is_showing (void)
{
if (ui.toolbar)
{
#if GTK_CHECK_VERSION(2,20,0)
return gtk_widget_get_visible (GTK_WIDGET (ui.toolbar))? TRUE : FALSE;
#else
return GTK_WIDGET_VISIBLE (ui.toolbar)? TRUE : FALSE;
#endif
}
return FALSE;
}
/* show integrated UI main toolbar and set pulldown menu action. */
void
integrated_ui_toolbar_show (gboolean show)
{
if (ui.toolbar) {
GtkAction *action = NULL;
if (show)
gtk_widget_show (GTK_WIDGET (ui.toolbar));
else
gtk_widget_hide (GTK_WIDGET (ui.toolbar));
action = menus_get_action (VIEW_MAIN_TOOLBAR_ACTION);
if (action)
gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), show);
}
}
/* Indicate if the integrated UI Layer View is showing.
* @return TRUE if showing, FALSE if not showing or doesn't exist
*/
gboolean
integrated_ui_layer_view_is_showing (void)
{
if (ui.layer_view)
{
#if GTK_CHECK_VERSION(2,20,0)
return gtk_widget_get_visible (GTK_WIDGET (ui.layer_view))? TRUE : FALSE;
#else
return GTK_WIDGET_VISIBLE (ui.layer_view)? TRUE : FALSE;
#endif
}
return FALSE;
}
void
integrated_ui_layer_view_show (gboolean show)
{
if (ui.layer_view) {
GtkAction *action;
if (show)
gtk_widget_show (ui.layer_view);
else
gtk_widget_hide (ui.layer_view);
action = menus_get_action (VIEW_LAYERS_ACTION);
if (action)
gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), show);
}
}
/* show() integrated UI main statusbar and set pulldown menu action. */
void
integrated_ui_statusbar_show (gboolean show)
{
if (ui.statusbar)
{
GtkAction *action;
if (show)
gtk_widget_show (GTK_WIDGET (ui.statusbar));
else
gtk_widget_hide (GTK_WIDGET (ui.statusbar));
action = menus_get_action (VIEW_MAIN_STATUSBAR_ACTION);
if (action)
gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), show);
}
}
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