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 "gqview.h"
  26 #include "ui_utildlg.h"
  27
  28 #include "ui_fileops.h"
  29 #include "ui_misc.h"
  30 #include "ui_pathsel.h"
  31 #include "ui_tabcomp.h"
  32
  33
  34 /*
  35  *-----------------------------------------------------------------------------
  36  * generic dialog
  37  *-----------------------------------------------------------------------------
  38  */
  39
  40 void generic_dialog_close(GenericDialog *gd)
  41 {
  42         gtk_widget_destroy(gd->dialog);
  43         g_free(gd);
  44 }
  45
  46 static void generic_dialog_click_cb(GtkWidget *widget, gpointer data)
  47 {
  48         GenericDialog *gd = data;
  49         void (*func)(GenericDialog *, gpointer);
  50         gint auto_close;
  51
  52         func = g_object_get_data(G_OBJECT(widget), "dialog_function");
  53         auto_close = gd->auto_close;
  54
  55         if (func) func(gd, gd->data);
  56         if (auto_close) generic_dialog_close(gd);
  57 }
  58
  59 static gint generic_dialog_default_key_press_cb(GtkWidget *widget, GdkEventKey *event, gpointer data)
  60 {
  61         GenericDialog *gd = data;
  62
  63         if (event->keyval == GDK_Return && GTK_WIDGET_HAS_FOCUS(widget)
  64             && gd->default_cb)
  65                 {
  66                 gint auto_close;
  67
  68                 auto_close = gd->auto_close;
  69                 gd->default_cb(gd, gd->data);
  70                 if (auto_close) generic_dialog_close(gd);
  71
  72                 return TRUE;
  73                 }
  74         return FALSE;
  75 }
  76
  77 void generic_dialog_attach_default(GenericDialog *gd, GtkWidget *widget)
  78 {
  79         if (!gd || !widget) return;
  80         g_signal_connect(G_OBJECT(widget), "key_press_event",
  81                          G_CALLBACK(generic_dialog_default_key_press_cb), gd);
  82 }
  83
  84 static gint generic_dialog_key_press_cb(GtkWidget *widget, GdkEventKey *event, gpointer data)
  85 {
  86         GenericDialog *gd = data;
  87
  88         if (event->keyval == GDK_Escape)
  89                 {
  90                 if (gd->cancel_cb) gd->cancel_cb(gd, gd->data);
  91                 if (gd->auto_close) generic_dialog_click_cb(widget, data);
  92                 return TRUE;
  93                 }
  94         return FALSE;
  95 }
  96
  97 static gint generic_dialog_delete_cb(GtkWidget *w, GdkEventAny *event, gpointer data)
  98 {
  99         GenericDialog *gd = data;
 100         gint auto_close;
 101
 102         auto_close = gd->auto_close;
 103
 104         if (gd->cancel_cb) gd->cancel_cb(gd, gd->data);
 105         if (auto_close) generic_dialog_close(gd);
 106
 107         return TRUE;
 108 }
 109
 110 static void generic_dialog_show_cb(GtkWidget *widget, gpointer data)
 111 {
 112         GenericDialog *gd = data;
 113         if (gd->cancel_button)
 114                 {
 115                 gtk_box_reorder_child(GTK_BOX(gd->hbox), gd->cancel_button, -1);
 116                 }
 117
 118         g_signal_handlers_disconnect_by_func(G_OBJECT(widget),
 119                                              G_CALLBACK(generic_dialog_show_cb), gd);
 120 }
 121
 122 gint generic_dialog_get_alternative_button_order(GtkWidget *widget)
 123 {
 124         GtkSettings *settings;
 125         GObjectClass *klass;
 126         gint alternative_order = FALSE;
 127
 128         settings = gtk_settings_get_for_screen(gtk_widget_get_screen(widget));
 129         klass = G_OBJECT_CLASS(GTK_SETTINGS_GET_CLASS(settings));
 130         if (g_object_class_find_property(klass, "gtk-alternative-button-order"))
 131                 {
 132                 g_object_get(settings, "gtk-alternative-button-order", &alternative_order, NULL);
 133                 }
 134
 135         return alternative_order;
 136 }
 137
 138 GtkWidget *generic_dialog_add_button(GenericDialog *gd, const gchar *stock_id, const gchar *text,
 139                                      void (*func_cb)(GenericDialog *, gpointer), gint is_default)
 140 {
 141         GtkWidget *button;
 142         gint alternative_order;
 143
 144         button = pref_button_new(NULL, stock_id, text, FALSE,
 145                                  G_CALLBACK(generic_dialog_click_cb), gd);
 146
 147         GTK_WIDGET_SET_FLAGS (button, GTK_CAN_DEFAULT);
 148         g_object_set_data(G_OBJECT(button), "dialog_function", func_cb);
 149
 150         gtk_container_add(GTK_CONTAINER(gd->hbox), button);
 151
 152         alternative_order = generic_dialog_get_alternative_button_order(gd->hbox);
 153
 154         if (is_default)
 155                 {
 156                 gtk_widget_grab_default(button);
 157                 gtk_widget_grab_focus(button);
 158                 gd->default_cb = func_cb;
 159
 160                 if (!alternative_order) gtk_box_reorder_child(GTK_BOX(gd->hbox), button, -1);
 161                 }
 162         else
 163                 {
 164                 if (!alternative_order) gtk_box_reorder_child(GTK_BOX(gd->hbox), button, 0);
 165                 }
 166
 167         gtk_widget_show(button);
 168
 169         return button;
 170 }
 171
 172 GtkWidget *generic_dialog_add_message(GenericDialog *gd, const gchar *icon_stock_id,
 173                                       const gchar *heading, const gchar *text)
 174 {
 175         GtkWidget *hbox;
 176         GtkWidget *vbox;
 177         GtkWidget *label;
 178
 179         hbox = pref_box_new(gd->vbox, FALSE, GTK_ORIENTATION_HORIZONTAL, PREF_PAD_SPACE);
 180         if (icon_stock_id)
 181                 {
 182                 GtkWidget *image;
 183
 184                 image = gtk_image_new_from_stock(icon_stock_id, GTK_ICON_SIZE_DIALOG);
 185                 gtk_misc_set_alignment(GTK_MISC(image), 0.5, 0.0);
 186                 gtk_box_pack_start(GTK_BOX(hbox), image, FALSE, FALSE, 0);
 187                 gtk_widget_show(image);
 188                 }
 189
 190         vbox = pref_box_new(hbox, TRUE, GTK_ORIENTATION_VERTICAL, PREF_PAD_SPACE);
 191         if (heading)
 192                 {
 193                 label = pref_label_new(vbox, heading);
 194                 pref_label_bold(label, TRUE, TRUE);
 195                 gtk_misc_set_alignment(GTK_MISC(label), 0.0, 0.5);
 196                 }
 197         if (text)
 198                 {
 199                 label = pref_label_new(vbox, text);
 200                 gtk_misc_set_alignment(GTK_MISC(label), 0.0, 0.5);
 201                 gtk_label_set_line_wrap(GTK_LABEL(label), TRUE);
 202                 }
 203
 204         return vbox;
 205 }
 206
 207 static void generic_dialog_setup(GenericDialog *gd,
 208                                  const gchar *title,
 209                                  const gchar *wmclass, const gchar *wmsubclass,
 210                                  GtkWidget *parent, gint auto_close,
 211                                  void (*cancel_cb)(GenericDialog *, gpointer), gpointer data)
 212 {
 213         GtkWidget *vbox;
 214
 215         gd->auto_close = auto_close;
 216         gd->data = data;
 217         gd->cancel_cb = cancel_cb;
 218
 219         gd->dialog = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 220         gtk_window_set_type_hint(GTK_WINDOW(gd->dialog), GDK_WINDOW_TYPE_HINT_DIALOG);
 221         gtk_window_set_wmclass(GTK_WINDOW(gd->dialog), wmsubclass, wmclass);
 222         if (parent)
 223                 {
 224                 GtkWindow *window = NULL;
 225
 226                 if (GTK_IS_WINDOW(parent))
 227                         {
 228                         window = GTK_WINDOW(parent);
 229                         }
 230                 else
 231                         {
 232                         GtkWidget *top;
 233
 234                         top = gtk_widget_get_toplevel(parent);
 235                         if (GTK_IS_WINDOW(top) && GTK_WIDGET_TOPLEVEL(top)) window = GTK_WINDOW(top);
 236                         }
 237
 238                 if (window) gtk_window_set_transient_for(GTK_WINDOW(gd->dialog), window);
 239                 }
 240
 241         g_signal_connect(G_OBJECT(gd->dialog), "delete_event",
 242                          G_CALLBACK(generic_dialog_delete_cb), gd);
 243         g_signal_connect(G_OBJECT(gd->dialog), "key_press_event",
 244                          G_CALLBACK(generic_dialog_key_press_cb), gd);
 245
 246         gtk_window_set_resizable(GTK_WINDOW(gd->dialog), TRUE);
 247         gtk_window_set_title(GTK_WINDOW (gd->dialog), title);
 248         gtk_container_set_border_width(GTK_CONTAINER(gd->dialog), PREF_PAD_BORDER);
 249
 250         vbox = gtk_vbox_new(FALSE, PREF_PAD_BUTTON_SPACE);
 251         gtk_container_add(GTK_CONTAINER(gd->dialog), vbox);
 252         gtk_widget_show(vbox);
 253
 254         gd->vbox = gtk_vbox_new(FALSE, PREF_PAD_GAP);
 255         gtk_box_pack_start(GTK_BOX(vbox), gd->vbox, TRUE, TRUE, 0);
 256         gtk_widget_show(gd->vbox);
 257
 258         gd->hbox = gtk_hbutton_box_new();
 259         gtk_button_box_set_layout(GTK_BUTTON_BOX(gd->hbox), GTK_BUTTONBOX_END);
 260         gtk_box_set_spacing(GTK_BOX(gd->hbox), PREF_PAD_BUTTON_GAP);
 261         gtk_box_pack_start(GTK_BOX(vbox), gd->hbox, FALSE, FALSE, 0);
 262         gtk_widget_show(gd->hbox);
 263
 264         if (gd->cancel_cb)
 265                 {
 266                 gd->cancel_button = generic_dialog_add_button(gd, GTK_STOCK_CANCEL, NULL, gd->cancel_cb, TRUE);
 267                 }
 268         else
 269                 {
 270                 gd->cancel_button = NULL;
 271                 }
 272
 273         if (generic_dialog_get_alternative_button_order(gd->hbox))
 274                 {
 275                 g_signal_connect(G_OBJECT(gd->dialog), "show",
 276                                  G_CALLBACK(generic_dialog_show_cb), gd);
 277                 }
 278
 279         gd->default_cb = NULL;
 280 }
 281
 282 GenericDialog *generic_dialog_new(const gchar *title,
 283                                   const gchar *wmclass, const gchar *wmsubclass,
 284                                   GtkWidget *parent, gint auto_close,
 285                                   void (*cancel_cb)(GenericDialog *, gpointer), gpointer data)
 286 {
 287         GenericDialog *gd;
 288
 289         gd = g_new0(GenericDialog, 1);
 290         generic_dialog_setup(gd, title, wmclass, wmsubclass,
 291                              parent, auto_close, cancel_cb, data);
 292         return gd;
 293 }
 294 /*
 295  *-----------------------------------------------------------------------------
 296  * simple warning dialog
 297  *-----------------------------------------------------------------------------
 298  */
 299
 300 static void warning_dialog_ok_cb(GenericDialog *gd, gpointer data)
 301 {
 302         /* no op */
 303 }
 304
 305 GenericDialog *warning_dialog(const gchar *heading, const gchar *text,
 306                               const gchar *icon_stock_id, GtkWidget *parent)
 307 {
 308         GenericDialog *gd;
 309
 310         gd = generic_dialog_new(heading, PACKAGE, "warning", parent, TRUE, NULL, NULL);
 311         generic_dialog_add_button(gd, GTK_STOCK_OK, NULL, warning_dialog_ok_cb, TRUE);
 312
 313         generic_dialog_add_message(gd, icon_stock_id, heading, text);
 314
 315         gtk_widget_show(gd->dialog);
 316
 317         return gd;
 318 }
 319
 320 /*
 321  *-----------------------------------------------------------------------------
 322  * generic file ops dialog routines
 323  *-----------------------------------------------------------------------------
 324  */
 325
 326 void file_dialog_close(FileDialog *fdlg)
 327 {
 328         file_data_unref(fdlg->source_fd);
 329         g_free(fdlg->dest_path);
 330         if (fdlg->source_list) filelist_free(fdlg->source_list);
 331
 332         generic_dialog_close(GENERIC_DIALOG(fdlg));
 333 }
 334
 335 FileDialog *file_dialog_new(const gchar *title,
 336                             const gchar *wmclass, const gchar *wmsubclass,
 337                             GtkWidget *parent,
 338                             void (*cancel_cb)(FileDialog *, gpointer), gpointer data)
 339 {
 340         FileDialog *fdlg = NULL;
 341
 342         fdlg = g_new0(FileDialog, 1);
 343
 344         generic_dialog_setup(GENERIC_DIALOG(fdlg), title,
 345                              wmclass, wmsubclass, parent, FALSE,
 346                              (void *)cancel_cb, data);
 347
 348         return fdlg;
 349 }
 350
 351 GtkWidget *file_dialog_add_button(FileDialog *fdlg, const gchar *stock_id, const gchar *text,
 352                                   void (*func_cb)(FileDialog *, gpointer), gint is_default)
 353 {
 354         return generic_dialog_add_button(GENERIC_DIALOG(fdlg), stock_id, text,
 355                                          (void *)func_cb, is_default);
 356 }
 357
 358 static void file_dialog_entry_cb(GtkWidget *widget, gpointer data)
 359 {
 360         FileDialog *fdlg = data;
 361         g_free(fdlg->dest_path);
 362         fdlg->dest_path = remove_trailing_slash(gtk_entry_get_text(GTK_ENTRY(fdlg->entry)));
 363 }
 364
 365 static void file_dialog_entry_enter_cb(const gchar *path, gpointer data)
 366 {
 367         GenericDialog *gd = data;
 368
 369         file_dialog_entry_cb(NULL, data);
 370
 371         if (gd->default_cb) gd->default_cb(gd, gd->data);
 372 }
 373
 374 void file_dialog_add_path_widgets(FileDialog *fdlg, const gchar *default_path, const gchar *path,
 375                                   const gchar *history_key, const gchar *filter, const gchar *filter_desc)
 376 {
 377         GtkWidget *tabcomp;
 378         GtkWidget *list;
 379
 380         if (fdlg->entry) return;
 381
 382         tabcomp = tab_completion_new_with_history(&fdlg->entry, NULL,
 383                   history_key, -1, file_dialog_entry_enter_cb, fdlg);
 384         gtk_box_pack_end(GTK_BOX(GENERIC_DIALOG(fdlg)->vbox), tabcomp, FALSE, FALSE, 0);
 385         generic_dialog_attach_default(GENERIC_DIALOG(fdlg), fdlg->entry);
 386         gtk_widget_show(tabcomp);
 387
 388         if (path && path[0] == '/')
 389                 {
 390                 fdlg->dest_path = g_strdup(path);
 391                 }
 392         else
 393                 {
 394                 const gchar *base;
 395
 396                 base = tab_completion_set_to_last_history(fdlg->entry);
 397
 398                 if (!base) base = default_path;
 399                 if (!base) base = homedir();
 400
 401                 if (path)
 402                         {
 403                         fdlg->dest_path = concat_dir_and_file(base, path);
 404                         }
 405                 else
 406                         {
 407                         fdlg->dest_path = g_strdup(base);
 408                         }
 409                 }
 410
 411         list = path_selection_new_with_files(fdlg->entry, fdlg->dest_path, filter, filter_desc);
 412         path_selection_add_select_func(fdlg->entry, file_dialog_entry_enter_cb, fdlg);
 413         gtk_box_pack_end(GTK_BOX(GENERIC_DIALOG(fdlg)->vbox), list, TRUE, TRUE, 0);
 414         gtk_widget_show(list);
 415
 416         gtk_widget_grab_focus(fdlg->entry);
 417         if (fdlg->dest_path)
 418                 {
 419                 gtk_entry_set_text(GTK_ENTRY(fdlg->entry), fdlg->dest_path);
 420                 gtk_editable_set_position(GTK_EDITABLE(fdlg->entry), strlen(fdlg->dest_path));
 421                 }
 422
 423         g_signal_connect(G_OBJECT(fdlg->entry), "changed",
 424                          G_CALLBACK(file_dialog_entry_cb), fdlg);
 425 }
 426
 427 void file_dialog_add_filter(FileDialog *fdlg, const gchar *filter, const gchar *filter_desc, gint set)
 428 {
 429         if (!fdlg->entry) return;
 430         path_selection_add_filter(fdlg->entry, filter, filter_desc, set);
 431 }
 432
 433 void file_dialog_clear_filter(FileDialog *fdlg)
 434 {
 435         if (!fdlg->entry) return;
 436         path_selection_clear_filter(fdlg->entry);
 437 }
 438
 439 void file_dialog_sync_history(FileDialog *fdlg, gint dir_only)
 440 {
 441         if (!fdlg->dest_path) return;
 442
 443         if (!dir_only ||
 444             (dir_only && isdir(fdlg->dest_path)) )
 445                 {
 446                 tab_completion_append_to_history(fdlg->entry, fdlg->dest_path);
 447                 }
 448         else
 449                 {
 450                 gchar *buf = remove_level_from_path(fdlg->dest_path);
 451                 tab_completion_append_to_history(fdlg->entry, buf);
 452                 g_free(buf);
 453                 }
 454 }
 455
 456