mc/gnome/gwidget.c

557 lines
12 KiB
C

/*
* Widgets for the GNOME edition of the Midnight Commander
*
* Copyright (C) 1997 The Free Software Foundation
*
* Author: Miguel de Icaza (miguel@gnu.org)
*
*/
#include <config.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <ctype.h>
#include "x.h"
#include "gwidget.h"
#include "dlg.h"
GtkWidget *
get_gtk_widget (Widget_Item *p)
{
GtkWidget *w = GTK_WIDGET (p->widget->wdata);
if (GNOME_IS_ENTRY (w))
return (gnome_entry_gtk_entry ((GnomeEntry *)(w)));
else
return (GTK_WIDGET (p->widget->wdata));
}
void
x_dialog_stop (Dlg_head *h)
{
gtk_main_quit ();
}
void
x_focus_widget (Widget_Item *p)
{
GtkWidget *w = get_gtk_widget (p);
gtk_widget_grab_focus (w);
}
void
x_unfocus_widget (Widget_Item *p)
{
GtkWidget *w = get_gtk_widget (p);
gtk_window_set_focus (GTK_WINDOW (gtk_widget_get_toplevel (w)), NULL);
}
void
x_destroy_cmd (void *w)
{
Widget *widget = (Widget *) w;
if (!widget->wdata)
return;
gtk_widget_destroy (GTK_WIDGET(widget->wdata));
}
/* Buttons */
static void
gbutton_callback (GtkWidget *w, void *data)
{
WButton *b = data;
Dlg_head *h = (Dlg_head *) b->widget.parent;
int stop = 0;
if (b->callback)
stop = (*b->callback)(b->action, b->callback_data);
if (!b->callback || stop){
h->ret_value = b->action;
dlg_stop (h);
}
}
int
x_create_button (Dlg_head *h, widget_data parent, WButton *b)
{
GtkWidget *button;
char *stock;
int tag;
if (strcasecmp (b->text, _("ok")) == 0)
stock = GNOME_STOCK_BUTTON_OK;
else if (strcasecmp (b->text, _("cancel")) == 0)
stock = GNOME_STOCK_BUTTON_CANCEL;
else if (strcasecmp (b->text, _("help")) == 0)
stock = GNOME_STOCK_BUTTON_HELP;
else if (strcasecmp (b->text, _("yes")) == 0)
stock = GNOME_STOCK_BUTTON_YES;
else if (strcasecmp (b->text, _("no")) == 0)
stock = GNOME_STOCK_BUTTON_NO;
else if (strcasecmp (b->text, _("exit")) == 0)
stock = GNOME_STOCK_BUTTON_CLOSE;
else if (strcasecmp (b->text, _("abort")) == 0)
stock = GNOME_STOCK_BUTTON_CANCEL;
else
stock = 0;
if (stock){
button = gnome_stock_button (stock);
} else
button = gtk_button_new_with_label (b->text);
if (b->flags == DEFPUSH_BUTTON){
GTK_WIDGET_SET_FLAGS (button, GTK_CAN_DEFAULT);
gtk_widget_grab_default (button);
}
gtk_widget_show (button);
tag = gtk_signal_connect (GTK_OBJECT(button), "clicked", (GtkSignalFunc) gbutton_callback, b);
gtk_object_set_data (GTK_OBJECT (button), "click-signal-tag", (void *) tag);
b->widget.wdata = (widget_data) button;
return 1;
}
static void
x_set_text (GtkWidget *w, gpointer data)
{
if (!GTK_IS_LABEL (w))
return;
gtk_label_set (GTK_LABEL(w), data);
}
void
x_button_set (WButton *b, char *text)
{
GtkWidget *button = GTK_WIDGET (b->widget.wdata);
gtk_container_foreach (GTK_CONTAINER (button), x_set_text, text);
}
/* Radio buttons */
void
x_radio_focus_item (WRadio *radio)
{
GList *children = GTK_BOX (radio->widget.wdata)->children;
int i;
for (i = 0; i < radio->count; i++){
if (i == radio->pos){
GtkBoxChild *bc = (GtkBoxChild *) children->data;
gtk_widget_grab_focus (GTK_WIDGET (bc->widget));
break;
}
children = children->next;
}
}
void
x_radio_toggle (WRadio *radio)
{
GList *children = GTK_BOX (radio->widget.wdata)->children;
int i;
for (i = 0; i < radio->count; i++){
GtkBoxChild *bc = (GtkBoxChild *) children->data;
if (GTK_TOGGLE_BUTTON (bc->widget)->active)
gtk_toggle_button_toggled
gtk_toggle_button_set_state (GTK_TOGGLE_BUTTON (bc->widget), (i == radio->sel) ? 1 : 0);
children = children->next;
}
}
static void
radio_toggle (GtkObject *object, WRadio *r)
{
int idx = (int) gtk_object_get_data (object, "index");
if (!GTK_TOGGLE_BUTTON (object)->active)
return;
g_return_if_fail (idx != 0);
idx--;
r->sel = idx;
}
static char *
remove_hotkey (char *text)
{
char *t = g_strdup (text);
char *p = strchr (t,'&');
if (p)
strcpy (p, p+1);
return t;
}
int
x_create_radio (Dlg_head *h, widget_data parent, WRadio *r)
{
GtkWidget *w, *vbox;
GSList *group;
int i;
vbox = gtk_vbox_new (0, 0);
for (i = 0; i < r->count; i++){
char *text = remove_hotkey (_(r->texts [i]));
if (i == 0){
w = gtk_radio_button_new_with_label (NULL, text);
group = gtk_radio_button_group (GTK_RADIO_BUTTON (w));
r->first_gtk_radio = w;
} else {
w = gtk_radio_button_new_with_label (group, text);
}
g_free (text);
gtk_toggle_button_set_state (GTK_TOGGLE_BUTTON (w), (i == r->sel));
gtk_signal_connect (GTK_OBJECT (w), "toggled", GTK_SIGNAL_FUNC (radio_toggle), r);
gtk_object_set_data (GTK_OBJECT (w), "index", (void *) (i+1));
gtk_box_pack_start_defaults (GTK_BOX (vbox), w);
}
gtk_widget_show_all (vbox);
r->widget.wdata = (widget_data) vbox;
return 1;
}
static void
x_check_changed (GtkToggleButton *t, WCheck *c)
{
c->state ^= C_BOOL;
c->state ^= C_CHANGE;
}
/* Check buttons */
int
x_create_check (Dlg_head *h, widget_data parent, WCheck *c)
{
GtkWidget *w;
int i;
w = gtk_check_button_new_with_label (c->text);
gtk_toggle_button_set_state (GTK_TOGGLE_BUTTON (w), (c->state & C_BOOL));
gtk_signal_connect (GTK_OBJECT (w), "toggled", GTK_SIGNAL_FUNC (x_check_changed), c);
gtk_widget_show (w);
c->widget.wdata = (widget_data) w;
return 1;
}
/* Input lines */
static void
entry_click (GtkWidget *widget, GdkEvent *event, WInput *in)
{
dlg_select_widget (in->widget.parent, in);
}
static void
entry_release (GtkEditable *entry, GdkEvent *event, WInput *in)
{
in->point = entry->current_pos;
in->mark = (entry->current_pos == entry->selection_start_pos) ?
entry->selection_end_pos : entry->selection_start_pos;
}
int
x_create_input (Dlg_head *h, widget_data parent, WInput *in)
{
GtkWidget *gnome_entry;
GtkEntry *entry;
/* The widget might have been initialized manually.
* Look in gscreen.c for an example
*/
if (in->widget.wdata)
return 1;
gnome_entry = gnome_entry_new (in->widget.tkname);
gtk_widget_show (gnome_entry);
in->widget.wdata = (widget_data) gnome_entry;
entry = GTK_ENTRY (gnome_entry_gtk_entry (GNOME_ENTRY (gnome_entry)));
gtk_entry_set_text (entry, in->buffer);
gtk_editable_select_region (GTK_EDITABLE (entry), 0, -1);
gtk_entry_set_position (entry, in->point);
gtk_signal_connect (GTK_OBJECT (entry), "button_press_event",
GTK_SIGNAL_FUNC (entry_click), in);
gtk_signal_connect (GTK_OBJECT (entry), "button_release_event",
GTK_SIGNAL_FUNC (entry_release), in);
return 1;
}
void
x_update_input (WInput *in)
{
GnomeEntry *gnome_entry;
GtkEntry *entry;
char *text;
int draw = 0;
/* If the widget has not been initialized yet (done by WIDGET_INIT) */
if (!in->widget.wdata)
return;
gnome_entry = GNOME_ENTRY (in->widget.wdata);
entry = GTK_ENTRY (gnome_entry_gtk_entry (gnome_entry));
if (in->first == -1){
gtk_editable_select_region (GTK_EDITABLE (entry), 0, 0);
in->first = 0;
}
text = GTK_ENTRY (entry)->text;
if (text && strcmp (text, in->buffer)){
gtk_entry_set_text (entry, in->buffer);
draw = 1;
}
if (GTK_EDITABLE (entry)->current_pos != in->point){
gtk_entry_set_position (entry, in->point);
draw = 1;
}
if (draw)
gtk_widget_draw (GTK_WIDGET (gnome_entry), NULL);
}
/* Listboxes */
void
x_listbox_select_nth (WListbox *l, int nth)
{
static int inside;
GtkCList *clist;
if (inside)
return;
if (!l->widget.wdata)
return;
inside = 1;
clist = GTK_CLIST (l->widget.wdata);
gtk_clist_select_row (clist, nth, 0);
if (gtk_clist_row_is_visible (clist, nth) != GTK_VISIBILITY_FULL)
gtk_clist_moveto (clist, nth, 0, 0.5, 0.0);
inside = 0;
}
void
x_listbox_delete_nth (WListbox *l, int nth)
{
gtk_clist_remove (GTK_CLIST (l->widget.wdata), nth);
}
static void
listbox_select (GtkWidget *widget, int row, int column, GdkEvent *event, WListbox *l)
{
Dlg_head *h = l->widget.parent;
static int inside;
if (inside)
return;
inside = 1;
listbox_select_by_number (l, row);
if (!event){
inside = 0;
return;
}
if (event->type == GDK_2BUTTON_PRESS){
switch (l->action){
case listbox_nothing:
break;
case listbox_finish:
h->running = 0;
h->ret_value = B_ENTER;
gtk_main_quit ();
return;
case listbox_cback:
if ((*l->cback)(l) == listbox_finish){
gtk_main_quit ();
return;
}
}
}
/* Send an artificial DLG_POST_KEY */
if (event->type = GDK_BUTTON_PRESS){
(*l->widget.parent->callback)(l->widget.parent, 0, DLG_POST_KEY);
}
inside = 0;
}
int
x_create_listbox (Dlg_head *h, widget_data parent, WListbox *l)
{
GtkWidget *listbox;
GtkRequisition req;
WLEntry *p;
int i;
listbox = gtk_clist_new (1);
gtk_clist_set_selection_mode (GTK_CLIST (listbox), GTK_SELECTION_BROWSE);
gtk_widget_size_request (listbox, &req);
gtk_widget_set_usize (listbox, req.width, req.height + 20*8);
gtk_signal_connect (GTK_OBJECT (listbox), "select_row",
GTK_SIGNAL_FUNC (listbox_select), l);
gtk_widget_show (listbox);
l->widget.wdata = (widget_data) listbox;
for (p = l->list, i = 0; i < l->count; i++, p = p->next){
char *text [1];
text [0] = p->text;
gtk_clist_append (GTK_CLIST (listbox), text);
}
x_listbox_select_nth (l, l->pos);
return 1;
}
void
x_list_insert (WListbox *l, WLEntry *p, WLEntry *e)
{
int pos = 0, i;
char *text [1];
if (!l->widget.wdata)
return;
for (i = 0; i < l->count; i++){
if (p == e)
break;
p = p->next;
pos++;
}
if (p != e){
printf ("x_list_insert: should not happen!\n");
return;
}
text [0] = e->text;
gtk_clist_append (GTK_CLIST (l->widget.wdata), text);
}
/* Labels */
int
x_create_label (Dlg_head *g, widget_data parent, WLabel *l)
{
GtkWidget *label;
/* Tempo-hack */
if (*l->text == 0)
label = gtk_label_new (l->widget.tkname);
else
label = gtk_label_new (l->text);
gtk_widget_show (label);
l->widget.wdata = (widget_data) label;
return 1;
}
void
x_label_set_text (WLabel *label, char *text)
{
if (label->widget.wdata)
gtk_label_set (GTK_LABEL (label->widget.wdata), text);
}
/* Buttonbar */
static void
buttonbar_clicked (GtkWidget *widget, WButtonBar *bb)
{
GtkBox *box = GTK_BOX (widget->parent);
GList *children = box->children;
int i;
/* Find out which button we are (number) */
for (i = 0; children; children = children->next, i++){
if (((GtkBoxChild *)children->data)->widget == widget){
if (bb->labels [i].function)
(*bb->labels [i].function)(bb->labels [i].data);
return;
}
}
printf ("Mhm, should not happen\n");
}
int
x_create_buttonbar (Dlg_head *h, widget_data parent, WButtonBar *bb)
{
GtkWidget *hbox;
int i;
hbox = gtk_hbox_new (0, 0);
for (i = 0; i < 10; i++){
char buffer [40];
GtkButton *b;
sprintf (buffer, "F%d %s", i+1, bb->labels [i].text ? bb->labels [i].text : " ");
b = (GtkButton *) gtk_button_new_with_label (buffer);
gtk_signal_connect (GTK_OBJECT (b), "clicked",
GTK_SIGNAL_FUNC (buttonbar_clicked), bb);
gtk_widget_show (GTK_WIDGET (b));
gtk_box_pack_start_defaults (GTK_BOX (hbox), (GtkWidget *)b);
}
gtk_widget_show (hbox);
bb->widget.wdata = (widget_data) hbox;
return 1;
}
void
x_redefine_label (WButtonBar *bb, int idx)
{
GtkBox *box = GTK_BOX (bb->widget.wdata);
GtkBoxChild *bc = (GtkBoxChild *)g_list_nth (box->children, idx)->data;
GtkButton *button = GTK_BUTTON (bc->widget);
GtkWidget *label = gtk_label_new (bb->labels [idx].text);
gtk_widget_show (label);
gtk_container_remove (GTK_CONTAINER (button), button->child);
gtk_container_add (GTK_CONTAINER (button), label);
}
/* Gauges */
int
x_create_gauge (Dlg_head *h, widget_data parent, WGauge *g)
{
GtkWidget *pbar;
pbar = gtk_progress_bar_new ();
gtk_widget_show (pbar);
g->widget.wdata = (widget_data) pbar;
return 1;
}
void
x_gauge_show (WGauge *g)
{
gtk_widget_show (GTK_WIDGET (g->widget.wdata));
}
void
x_gauge_set_value (WGauge *g, int max, int current)
{
gtk_progress_bar_update (GTK_PROGRESS_BAR (g->widget.wdata), ((gfloat) current / (gfloat) max));
}