src/ui_utildlg.c

   1 /*
   2  * (SLIK) SimpLIstic sKin functions
   3  * (C) 2004 John Ellis
   4  *
   5  * Author: John Ellis
   6  *
   7  * This software is released under the GNU General Public License (GNU GPL).
   8  * Please read the included file COPYING for more information.
   9  * This software comes with no warranty of any kind, use at your own risk!
  10  */
  11
  12 #ifdef HAVE_CONFIG_H
  13 #  include "config.h"
  14 #endif
  15 #include "intl.h"
  16
  17 #include <stdio.h>
  18 #include <stdlib.h>
  19 #include <string.h>
  20 #include <sys/types.h>
  21 #include <gtk/gtk.h>
  22
  23 #include <gdk/gdkkeysyms.h> /* for keyboard values */
  24
  25 #include "ui_utildlg.h"
  26
  27 #include "ui_fileops.h"
  28 #include "ui_misc.h"
  29 #include "ui_pathsel.h"
  30 #include "ui_tabcomp.h"
  31
  32
  33 /*
  34  *-----------------------------------------------------------------------------
  35  * generic dialog
  36  *-----------------------------------------------------------------------------
  37  */
  38
  39 void generic_dialog_close(GenericDialog *gd)
  40 {
  41         gtk_widget_destroy(gd->dialog);
  42         g_free(gd);
  43 }
  44
  45 static void generic_dialog_click_cb(GtkWidget *widget, gpointer data)
  46 {
  47         GenericDialog *gd = data;
  48         void (*func)(GenericDialog *, gpointer);
  49         gint auto_close;
  50
  51         func = g_object_get_data(G_OBJECT(widget), "dialog_function");
  52         auto_close = gd->auto_close;
  53
  54         if (func) func(gd, gd->data);
  55         if (auto_close) generic_dialog_close(gd);
  56 }
  57
  58 static gint generic_dialog_default_key_press_cb(GtkWidget *widget, GdkEventKey *event, gpointer data)
  59 {
  60         GenericDialog *gd = data;
  61
  62         if (event->keyval == GDK_Return && GTK_WIDGET_HAS_FOCUS(widget)
  63             && gd->default_cb)
  64                 {
  65                 gint auto_close;
  66
  67                 auto_close = gd->auto_close;
  68                 gd->default_cb(gd, gd->data);
  69                 if (auto_close) generic_dialog_close(gd);
  70
  71                 return TRUE;
  72                 }
  73         return FALSE;
  74 }
  75
  76 void generic_dialog_attach_default(GenericDialog *gd, GtkWidget *widget)
  77 {
  78         if (!gd || !widget) return;
  79         g_signal_connect(G_OBJECT(widget), "key_press_event",
  80                          G_CALLBACK(generic_dialog_default_key_press_cb), gd);
  81 }
  82
  83 static gint generic_dialog_key_press_cb(GtkWidget *widget, GdkEventKey *event, gpointer data)
  84 {
  85         GenericDialog *gd = data;
  86
  87         if (event->keyval == GDK_Escape)
  88                 {
  89                 if (gd->cancel_cb) gd->cancel_cb(gd, gd->data);
  90                 if (gd->auto_close) generic_dialog_click_cb(widget, data);
  91                 return TRUE;
  92                 }
  93         return FALSE;
  94 }
  95
  96 static gint generic_dialog_delete_cb(GtkWidget *w, GdkEventAny *event, gpointer data)
  97 {
  98         GenericDialog *gd = data;
  99         gint auto_close;
 100
 101         auto_close = gd->auto_close;
 102
 103         if (gd->cancel_cb) gd->cancel_cb(gd, gd->data);
 104         if (auto_close) generic_dialog_close(gd);
 105
 106         return TRUE;
 107 }
 108
 109 static void generic_dialog_show_cb(GtkWidget *widget, gpointer data)
 110 {
 111         GenericDialog *gd = data;
 112         if (gd->cancel_button)
 113                 {
 114                 gtk_box_reorder_child(GTK_BOX(gd->hbox), gd->cancel_button, -1);
 115                 }
 116
 117         g_signal_handlers_disconnect_by_func(G_OBJECT(widget),
 118                                              G_CALLBACK(generic_dialog_show_cb), gd);
 119 }
 120
 121 gint generic_dialog_get_alternative_button_order(GtkWidget *widget)
 122 {
 123         GtkSettings *settings;
 124         GObjectClass *klass;
 125         gint alternative_order = FALSE;
 126
 127         settings = gtk_settings_get_for_screen(gtk_widget_get_screen(widget));
 128         klass = G_OBJECT_CLASS(GTK_SETTINGS_GET_CLASS(settings));
 129         if (g_object_class_find_property(klass, "gtk-alternative-button-order"))
 130                 {
 131                 g_object_get(settings, "gtk-alternative-button-order", &alternative_order, NULL);
 132                 }
 133
 134         return alternative_order;
 135 }
 136
 137 GtkWidget *generic_dialog_add_button(GenericDialog *gd, const gchar *stock_id, const gchar *text,
 138                                      void (*func_cb)(GenericDialog *, gpointer), gint is_default)
 139 {
 140         GtkWidget *button;
 141         gint alternative_order;
 142
 143         button = pref_button_new(NULL, stock_id, text, FALSE,
 144                                  G_CALLBACK(generic_dialog_click_cb), gd);
 145
 146         GTK_WIDGET_SET_FLAGS (button, GTK_CAN_DEFAULT);
 147         g_object_set_data(G_OBJECT(button), "dialog_function", func_cb);
 148
 149         gtk_container_add(GTK_CONTAINER(gd->hbox), button);
 150
 151         alternative_order = generic_dialog_get_alternative_button_order(gd->hbox);
 152
 153         if (is_default)
 154                 {
 155                 gtk_widget_grab_default(button);
 156                 gtk_widget_grab_focus(button);
 157                 gd->default_cb = func_cb;
 158
 159                 if (!alternative_order) gtk_box_reorder_child(GTK_BOX(gd->hbox), button, -1);
 160                 }
 161         else
 162                 {
 163                 if (!alternative_order) gtk_box_reorder_child(GTK_BOX(gd->hbox), button, 0);
 164                 }
 165
 166         gtk_widget_show(button);
 167
 168         return button;
 169 }
 170
 171 GtkWidget *generic_dialog_add_message(GenericDialog *gd, const gchar *icon_stock_id,
 172                                       const gchar *heading, const gchar *text)
 173 {
 174         GtkWidget *hbox;
 175         GtkWidget *vbox;
 176         GtkWidget *label;
 177
 178         hbox = pref_box_new(gd->vbox, FALSE, GTK_ORIENTATION_HORIZONTAL, PREF_PAD_SPACE);
 179         if (icon_stock_id)
 180                 {
 181                 GtkWidget *image;
 182
 183                 image = gtk_image_new_from_stock(icon_stock_id, GTK_ICON_SIZE_DIALOG);
 184                 gtk_misc_set_alignment(GTK_MISC(image), 0.5, 0.0);
 185                 gtk_box_pack_start(GTK_BOX(hbox), image, FALSE, FALSE, 0);
 186                 gtk_widget_show(image);
 187                 }
 188
 189         vbox = pref_box_new(hbox, TRUE, GTK_ORIENTATION_VERTICAL, PREF_PAD_SPACE);
 190         if (heading)
 191                 {
 192                 label = pref_label_new(vbox, heading);
 193                 pref_label_bold(label, TRUE, TRUE);
 194                 gtk_misc_set_alignment(GTK_MISC(label), 0.0, 0.5);
 195                 }
 196         if (text)
 197                 {
 198                 label = pref_label_new(vbox, text);
 199                 gtk_misc_set_alignment(GTK_MISC(label), 0.0, 0.5);
 200                 gtk_label_set_line_wrap(GTK_LABEL(label), TRUE);
 201                 }
 202
 203         return vbox;
 204 }
 205
 206 static void generic_dialog_setup(GenericDialog *gd,
 207                                  const gchar *title,
 208                                  const gchar *wmclass, const gchar *wmsubclass,
 209                                  GtkWidget *parent, gint auto_close,
 210                                  void (*cancel_cb)(GenericDialog *, gpointer), gpointer data)
 211 {
 212         GtkWidget *vbox;
 213
 214         gd->auto_close = auto_close;
 215         gd->data = data;
 216         gd->cancel_cb = cancel_cb;
 217
 218         gd->dialog = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 219         gtk_window_set_type_hint(GTK_WINDOW(gd->dialog), GDK_WINDOW_TYPE_HINT_DIALOG);
 220         gtk_window_set_wmclass(GTK_WINDOW(gd->dialog), wmsubclass, wmclass);
 221         if (parent)
 222                 {
 223                 GtkWindow *window = NULL;
 224
 225                 if (GTK_IS_WINDOW(parent))
 226                         {
 227                         window = GTK_WINDOW(parent);
 228                         }
 229                 else
 230                         {
 231                         GtkWidget *top;
 232
 233                         top = gtk_widget_get_toplevel(parent);
 234                         if (GTK_IS_WINDOW(top) && GTK_WIDGET_TOPLEVEL(top)) window = GTK_WINDOW(top);
 235                         }
 236
 237                 if (window) gtk_window_set_transient_for(GTK_WINDOW(gd->dialog), window);
 238                 }
 239
 240         g_signal_connect(G_OBJECT(gd->dialog), "delete_event",
 241                          G_CALLBACK(generic_dialog_delete_cb), gd);
 242         g_signal_connect(G_OBJECT(gd->dialog), "key_press_event",
 243                          G_CALLBACK(generic_dialog_key_press_cb), gd);
 244
 245         gtk_window_set_resizable(GTK_WINDOW(gd->dialog), TRUE);
 246         gtk_window_set_title(GTK_WINDOW (gd->dialog), title);
 247         gtk_container_set_border_width(GTK_CONTAINER(gd->dialog), PREF_PAD_BORDER);
 248
 249         vbox = gtk_vbox_new(FALSE, PREF_PAD_BUTTON_SPACE);
 250         gtk_container_add(GTK_CONTAINER(gd->dialog), vbox);
 251         gtk_widget_show(vbox);
 252
 253         gd->vbox = gtk_vbox_new(FALSE, PREF_PAD_GAP);
 254         gtk_box_pack_start(GTK_BOX(vbox), gd->vbox, TRUE, TRUE, 0);
 255         gtk_widget_show(gd->vbox);
 256
 257         gd->hbox = gtk_hbutton_box_new();
 258         gtk_button_box_set_layout(GTK_BUTTON_BOX(gd->hbox), GTK_BUTTONBOX_END);
 259         gtk_box_set_spacing(GTK_BOX(gd->hbox), PREF_PAD_BUTTON_GAP);
 260         gtk_box_pack_start(GTK_BOX(vbox), gd->hbox, FALSE, FALSE, 0);
 261         gtk_widget_show(gd->hbox);
 262
 263         if (gd->cancel_cb)
 264                 {
 265                 gd->cancel_button = generic_dialog_add_button(gd, GTK_STOCK_CANCEL, NULL, gd->cancel_cb, TRUE);
 266                 }
 267         else
 268                 {
 269                 gd->cancel_button = NULL;
 270                 }
 271
 272         if (generic_dialog_get_alternative_button_order(gd->hbox))
 273                 {
 274                 g_signal_connect(G_OBJECT(gd->dialog), "show",
 275                                  G_CALLBACK(generic_dialog_show_cb), gd);
 276                 }
 277
 278         gd->default_cb = NULL;
 279 }
 280
 281 GenericDialog *generic_dialog_new(const gchar *title,
 282                                   const gchar *wmclass, const gchar *wmsubclass,
 283                                   GtkWidget *parent, gint auto_close,
 284                                   void (*cancel_cb)(GenericDialog *, gpointer), gpointer data)
 285 {
 286         GenericDialog *gd;
 287
 288         gd = g_new0(GenericDialog, 1);
 289         generic_dialog_setup(gd, title, wmclass, wmsubclass,
 290                              parent, auto_close, cancel_cb, data);
 291         return gd;
 292 }
 293 /*
 294  *-----------------------------------------------------------------------------
 295  * simple warning dialog
 296  *-----------------------------------------------------------------------------
 297  */
 298
 299 static void warning_dialog_ok_cb(GenericDialog *gd, gpointer data)
 300 {
 301         /* no op */
 302 }
 303
 304 GenericDialog *warning_dialog(const gchar *heading, const gchar *text,
 305                               const gchar *icon_stock_id, GtkWidget *parent)
 306 {
 307         GenericDialog *gd;
 308
 309         gd = generic_dialog_new(heading, PACKAGE, "warning", parent, TRUE, NULL, NULL);
 310         generic_dialog_add_button(gd, GTK_STOCK_OK, NULL, warning_dialog_ok_cb, TRUE);
 311
 312         generic_dialog_add_message(gd, icon_stock_id, heading, text);
 313
 314         gtk_widget_show(gd->dialog);
 315
 316         return gd;
 317 }
 318
 319 /*
 320  *-----------------------------------------------------------------------------
 321  * generic file ops dialog routines
 322  *-----------------------------------------------------------------------------
 323  */
 324
 325 void file_dialog_close(FileDialog *fd)
 326 {
 327         g_free(fd->source_path);
 328         g_free(fd->dest_path);
 329         if (fd->source_list) path_list_free(fd->source_list);
 330
 331         generic_dialog_close(GENERIC_DIALOG(fd));
 332 }
 333
 334 FileDialog *file_dialog_new(const gchar *title,
 335                             const gchar *wmclass, const gchar *wmsubclass,
 336                             GtkWidget *parent,
 337                             void (*cancel_cb)(FileDialog *, gpointer), gpointer data)
 338 {
 339         FileDialog *fd = NULL;
 340
 341         fd = g_new0(FileDialog, 1);
 342
 343         generic_dialog_setup(GENERIC_DIALOG(fd), title,
 344                              wmclass, wmsubclass, parent, FALSE,
 345                              (void *)cancel_cb, data);
 346
 347         return fd;
 348 }
 349
 350 GtkWidget *file_dialog_add_button(FileDialog *fd, const gchar *stock_id, const gchar *text,
 351                                   void (*func_cb)(FileDialog *, gpointer), gint is_default)
 352 {
 353         return generic_dialog_add_button(GENERIC_DIALOG(fd), stock_id, text,
 354                                          (void *)func_cb, is_default);
 355 }
 356
 357 static void file_dialog_entry_cb(GtkWidget *widget, gpointer data)
 358 {
 359         FileDialog *fd = data;
 360         g_free(fd->dest_path);
 361         fd->dest_path = remove_trailing_slash(gtk_entry_get_text(GTK_ENTRY(fd->entry)));
 362 }
 363
 364 static void file_dialog_entry_enter_cb(const gchar *path, gpointer data)
 365 {
 366         GenericDialog *gd = data;
 367
 368         file_dialog_entry_cb(NULL, data);
 369
 370         if (gd->default_cb) gd->default_cb(gd, gd->data);
 371 }
 372
 373 void file_dialog_add_path_widgets(FileDialog *fd, const gchar *default_path, const gchar *path,
 374                                   const gchar *history_key, const gchar *filter, const gchar *filter_desc)
 375 {
 376         GtkWidget *tabcomp;
 377         GtkWidget *list;
 378
 379         if (fd->entry) return;
 380
 381         tabcomp = tab_completion_new_with_history(&fd->entry, NULL,
 382                   history_key, -1, file_dialog_entry_enter_cb, fd);
 383         gtk_box_pack_end(GTK_BOX(GENERIC_DIALOG(fd)->vbox), tabcomp, FALSE, FALSE, 0);
 384         generic_dialog_attach_default(GENERIC_DIALOG(fd), fd->entry);
 385         gtk_widget_show(tabcomp);
 386
 387         if (path && path[0] == '/')
 388                 {
 389                 fd->dest_path = g_strdup(path);
 390                 }
 391         else
 392                 {
 393                 const gchar *base;
 394
 395                 base = tab_completion_set_to_last_history(fd->entry);
 396
 397                 if (!base) base = default_path;
 398                 if (!base) base = homedir();
 399
 400                 if (path)
 401                         {
 402                         fd->dest_path = concat_dir_and_file(base, path);
 403                         }
 404                 else
 405                         {
 406                         fd->dest_path = g_strdup(base);
 407                         }
 408                 }
 409
 410         list = path_selection_new_with_files(fd->entry, fd->dest_path, filter, filter_desc);
 411         path_selection_add_select_func(fd->entry, file_dialog_entry_enter_cb, fd);
 412         gtk_box_pack_end(GTK_BOX(GENERIC_DIALOG(fd)->vbox), list, TRUE, TRUE, 0);
 413         gtk_widget_show(list);
 414
 415         gtk_widget_grab_focus(fd->entry);
 416         if (fd->dest_path)
 417                 {
 418                 gtk_entry_set_text(GTK_ENTRY(fd->entry), fd->dest_path);
 419                 gtk_editable_set_position(GTK_EDITABLE(fd->entry), strlen(fd->dest_path));
 420                 }
 421
 422         g_signal_connect(G_OBJECT(fd->entry), "changed",
 423                          G_CALLBACK(file_dialog_entry_cb), fd);
 424 }
 425
 426 void file_dialog_add_filter(FileDialog *fd, const gchar *filter, const gchar *filter_desc, gint set)
 427 {
 428         if (!fd->entry) return;
 429         path_selection_add_filter(fd->entry, filter, filter_desc, set);
 430 }
 431
 432 void file_dialog_clear_filter(FileDialog *fd)
 433 {
 434         if (!fd->entry) return;
 435         path_selection_clear_filter(fd->entry);
 436 }
 437
 438 void file_dialog_sync_history(FileDialog *fd, gint dir_only)
 439 {
 440         if (!fd->dest_path) return;
 441
 442         if (!dir_only ||
 443             (dir_only && isdir(fd->dest_path)) )
 444                 {
 445                 tab_completion_append_to_history(fd->entry, fd->dest_path);
 446                 }
 447         else
 448                 {
 449                 gchar *buf = remove_level_from_path(fd->dest_path);
 450                 tab_completion_append_to_history(fd->entry, buf);
 451                 g_free(buf);
 452                 }
 453 }
 454
 455