src/ui_utildlg.c

   1 /*
   2  * Copyright (C) 2004 John Ellis
   3  * Copyright (C) 2008 - 2016 The Geeqie Team
   4  *
   5  * Author: John Ellis
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along
  18  * with this program; if not, write to the Free Software Foundation, Inc.,
  19  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20  */
  21
  22 #ifdef HAVE_CONFIG_H
  23 #  include "config.h"
  24 #endif
  25 #include "intl.h"
  26
  27 #include <stdio.h>
  28 #include <stdlib.h>
  29 #include <string.h>
  30 #include <sys/types.h>
  31 #include <gtk/gtk.h>
  32
  33 #include <gdk/gdkkeysyms.h> /* for keyboard values */
  34
  35 #include "main.h"
  36 #include "ui_utildlg.h"
  37
  38 #include "filedata.h"
  39 #include "ui_fileops.h"
  40 #include "ui_misc.h"
  41 #include "ui_pathsel.h"
  42 #include "ui_tabcomp.h"
  43 #include "window.h"
  44
  45 /*
  46  *-----------------------------------------------------------------------------
  47  * generic dialog
  48  *-----------------------------------------------------------------------------
  49  */
  50
  51 void generic_dialog_close(GenericDialog *gd)
  52 {
  53         gtk_widget_destroy(gd->dialog);
  54         g_free(gd);
  55 }
  56
  57 static void generic_dialog_click_cb(GtkWidget *widget, gpointer data)
  58 {
  59         GenericDialog *gd = data;
  60         void (*func)(GenericDialog *, gpointer);
  61         gboolean auto_close;
  62
  63         func = g_object_get_data(G_OBJECT(widget), "dialog_function");
  64         auto_close = gd->auto_close;
  65
  66         if (func) func(gd, gd->data);
  67         if (auto_close) generic_dialog_close(gd);
  68 }
  69
  70 static gboolean generic_dialog_default_key_press_cb(GtkWidget *widget, GdkEventKey *event, gpointer data)
  71 {
  72         GenericDialog *gd = data;
  73
  74         if (event->keyval == GDK_KEY_Return && gtk_widget_has_focus(widget)
  75             && gd->default_cb)
  76                 {
  77                 gboolean auto_close;
  78
  79                 auto_close = gd->auto_close;
  80                 gd->default_cb(gd, gd->data);
  81                 if (auto_close) generic_dialog_close(gd);
  82
  83                 return TRUE;
  84                 }
  85         return FALSE;
  86 }
  87
  88 void generic_dialog_attach_default(GenericDialog *gd, GtkWidget *widget)
  89 {
  90         if (!gd || !widget) return;
  91         g_signal_connect(G_OBJECT(widget), "key_press_event",
  92                          G_CALLBACK(generic_dialog_default_key_press_cb), gd);
  93 }
  94
  95 static gboolean generic_dialog_key_press_cb(GtkWidget *widget, GdkEventKey *event, gpointer data)
  96 {
  97         GenericDialog *gd = data;
  98         gboolean auto_close = gd->auto_close;
  99
 100         if (event->keyval == GDK_KEY_Escape)
 101                 {
 102                 if (gd->cancel_cb) gd->cancel_cb(gd, gd->data);
 103                 else if (auto_close) generic_dialog_click_cb(widget, data);
 104                 return TRUE;
 105                 }
 106         return FALSE;
 107 }
 108
 109 static gboolean generic_dialog_delete_cb(GtkWidget *w, GdkEventAny *event, gpointer data)
 110 {
 111         GenericDialog *gd = data;
 112         gboolean auto_close;
 113
 114         auto_close = gd->auto_close;
 115
 116         if (gd->cancel_cb) gd->cancel_cb(gd, gd->data);
 117         if (auto_close) generic_dialog_close(gd);
 118
 119         return TRUE;
 120 }
 121
 122 static void generic_dialog_show_cb(GtkWidget *widget, gpointer data)
 123 {
 124         GenericDialog *gd = data;
 125         if (gd->cancel_button)
 126                 {
 127                 gtk_box_reorder_child(GTK_BOX(gd->hbox), gd->cancel_button, -1);
 128                 }
 129
 130         g_signal_handlers_disconnect_by_func(G_OBJECT(widget),
 131                                              G_CALLBACK(generic_dialog_show_cb), gd);
 132 }
 133
 134 gboolean generic_dialog_get_alternative_button_order(GtkWidget *widget)
 135 {
 136         GtkSettings *settings;
 137         GObjectClass *klass;
 138         gboolean alternative_order = FALSE;
 139
 140         settings = gtk_settings_get_for_screen(gtk_widget_get_screen(widget));
 141         klass = G_OBJECT_CLASS(GTK_SETTINGS_GET_CLASS(settings));
 142         if (g_object_class_find_property(klass, "gtk-alternative-button-order"))
 143                 {
 144                 g_object_get(settings, "gtk-alternative-button-order", &alternative_order, NULL);
 145                 }
 146
 147         return alternative_order;
 148 }
 149
 150 GtkWidget *generic_dialog_add_button(GenericDialog *gd, const gchar *stock_id, const gchar *text,
 151                                      void (*func_cb)(GenericDialog *, gpointer), gboolean is_default)
 152 {
 153         GtkWidget *button;
 154         gboolean alternative_order;
 155
 156         button = pref_button_new(NULL, stock_id, text, FALSE,
 157                                  G_CALLBACK(generic_dialog_click_cb), gd);
 158
 159         gtk_widget_set_can_default(button, TRUE);
 160         g_object_set_data(G_OBJECT(button), "dialog_function", func_cb);
 161
 162         gtk_container_add(GTK_CONTAINER(gd->hbox), button);
 163
 164         alternative_order = generic_dialog_get_alternative_button_order(gd->hbox);
 165
 166         if (is_default)
 167                 {
 168                 gtk_widget_grab_default(button);
 169                 gtk_widget_grab_focus(button);
 170                 gd->default_cb = func_cb;
 171
 172                 if (!alternative_order) gtk_box_reorder_child(GTK_BOX(gd->hbox), button, -1);
 173                 }
 174         else
 175                 {
 176                 if (!alternative_order) gtk_box_reorder_child(GTK_BOX(gd->hbox), button, 0);
 177                 }
 178
 179         gtk_widget_show(button);
 180
 181         return button;
 182 }
 183
 184 GtkWidget *generic_dialog_add_message(GenericDialog *gd, const gchar *icon_stock_id,
 185                                       const gchar *heading, const gchar *text)
 186 {
 187         GtkWidget *hbox;
 188         GtkWidget *vbox;
 189         GtkWidget *label;
 190
 191         hbox = pref_box_new(gd->vbox, TRUE, GTK_ORIENTATION_HORIZONTAL, PREF_PAD_SPACE);
 192         if (icon_stock_id)
 193                 {
 194                 GtkWidget *image;
 195
 196                 image = gtk_image_new_from_stock(icon_stock_id, GTK_ICON_SIZE_DIALOG);
 197                 gtk_misc_set_alignment(GTK_MISC(image), 0.5, 0.0);
 198                 gtk_box_pack_start(GTK_BOX(hbox), image, FALSE, FALSE, 0);
 199                 gtk_widget_show(image);
 200                 }
 201
 202         vbox = pref_box_new(hbox, TRUE, GTK_ORIENTATION_VERTICAL, PREF_PAD_SPACE);
 203         if (heading)
 204                 {
 205                 label = pref_label_new(vbox, heading);
 206                 pref_label_bold(label, TRUE, TRUE);
 207                 gtk_misc_set_alignment(GTK_MISC(label), 0.0, 0.5);
 208                 }
 209         if (text)
 210                 {
 211                 label = pref_label_new(vbox, text);
 212                 gtk_misc_set_alignment(GTK_MISC(label), 0.0, 0.5);
 213                 gtk_label_set_line_wrap(GTK_LABEL(label), TRUE);
 214                 }
 215
 216         return vbox;
 217 }
 218
 219 static void generic_dialog_setup(GenericDialog *gd,
 220                                  const gchar *title,
 221                                  const gchar *role,
 222                                  GtkWidget *parent, gboolean auto_close,
 223                                  void (*cancel_cb)(GenericDialog *, gpointer), gpointer data)
 224 {
 225         GtkWidget *vbox;
 226
 227         gd->auto_close = auto_close;
 228         gd->data = data;
 229         gd->cancel_cb = cancel_cb;
 230
 231         gd->dialog = window_new(GTK_WINDOW_TOPLEVEL, role, NULL, NULL, title);
 232         gtk_window_set_type_hint(GTK_WINDOW(gd->dialog), GDK_WINDOW_TYPE_HINT_DIALOG);
 233
 234         if (parent)
 235                 {
 236                 GtkWindow *window = NULL;
 237
 238                 if (GTK_IS_WINDOW(parent))
 239                         {
 240                         window = GTK_WINDOW(parent);
 241                         }
 242                 else
 243                         {
 244                         GtkWidget *top;
 245
 246                         top = gtk_widget_get_toplevel(parent);
 247                         if (GTK_IS_WINDOW(top) && gtk_widget_is_toplevel(top)) window = GTK_WINDOW(top);
 248                         }
 249
 250                 if (window) gtk_window_set_transient_for(GTK_WINDOW(gd->dialog), window);
 251                 }
 252
 253         g_signal_connect(G_OBJECT(gd->dialog), "delete_event",
 254                          G_CALLBACK(generic_dialog_delete_cb), gd);
 255         g_signal_connect(G_OBJECT(gd->dialog), "key_press_event",
 256                          G_CALLBACK(generic_dialog_key_press_cb), gd);
 257
 258         gtk_window_set_resizable(GTK_WINDOW(gd->dialog), TRUE);
 259         gtk_container_set_border_width(GTK_CONTAINER(gd->dialog), PREF_PAD_BORDER);
 260
 261         vbox = gtk_vbox_new(FALSE, PREF_PAD_BUTTON_SPACE);
 262         gtk_container_add(GTK_CONTAINER(gd->dialog), vbox);
 263         gtk_widget_show(vbox);
 264
 265         gd->vbox = gtk_vbox_new(FALSE, PREF_PAD_GAP);
 266         gtk_box_pack_start(GTK_BOX(vbox), gd->vbox, TRUE, TRUE, 0);
 267         gtk_widget_show(gd->vbox);
 268
 269         gd->hbox = gtk_hbutton_box_new();
 270         gtk_button_box_set_layout(GTK_BUTTON_BOX(gd->hbox), GTK_BUTTONBOX_END);
 271         gtk_box_set_spacing(GTK_BOX(gd->hbox), PREF_PAD_BUTTON_GAP);
 272         gtk_box_pack_start(GTK_BOX(vbox), gd->hbox, FALSE, FALSE, 0);
 273         gtk_widget_show(gd->hbox);
 274
 275         if (gd->cancel_cb)
 276                 {
 277                 gd->cancel_button = generic_dialog_add_button(gd, GTK_STOCK_CANCEL, NULL, gd->cancel_cb, TRUE);
 278                 }
 279         else
 280                 {
 281                 gd->cancel_button = NULL;
 282                 }
 283
 284         if (generic_dialog_get_alternative_button_order(gd->hbox))
 285                 {
 286                 g_signal_connect(G_OBJECT(gd->dialog), "show",
 287                                  G_CALLBACK(generic_dialog_show_cb), gd);
 288                 }
 289
 290         gd->default_cb = NULL;
 291 }
 292
 293 GenericDialog *generic_dialog_new(const gchar *title,
 294                                   const gchar *role,
 295                                   GtkWidget *parent, gboolean auto_close,
 296                                   void (*cancel_cb)(GenericDialog *, gpointer), gpointer data)
 297 {
 298         GenericDialog *gd;
 299
 300         gd = g_new0(GenericDialog, 1);
 301         generic_dialog_setup(gd, title, role,
 302                              parent, auto_close, cancel_cb, data);
 303         return gd;
 304 }
 305 /*
 306  *-----------------------------------------------------------------------------
 307  * simple warning dialog
 308  *-----------------------------------------------------------------------------
 309  */
 310
 311 static void warning_dialog_ok_cb(GenericDialog *gd, gpointer data)
 312 {
 313         /* no op */
 314 }
 315
 316 GenericDialog *warning_dialog(const gchar *heading, const gchar *text,
 317                               const gchar *icon_stock_id, GtkWidget *parent)
 318 {
 319         GenericDialog *gd;
 320
 321         gd = generic_dialog_new(heading, "warning", parent, TRUE, NULL, NULL);
 322         generic_dialog_add_button(gd, GTK_STOCK_OK, NULL, warning_dialog_ok_cb, TRUE);
 323
 324         generic_dialog_add_message(gd, icon_stock_id, heading, text);
 325
 326         gtk_widget_show(gd->dialog);
 327
 328         return gd;
 329 }
 330
 331 /*
 332  *-----------------------------------------------------------------------------
 333  * generic file ops dialog routines
 334  *-----------------------------------------------------------------------------
 335  */
 336
 337 void file_dialog_close(FileDialog *fdlg)
 338 {
 339         file_data_unref(fdlg->source_fd);
 340         g_free(fdlg->dest_path);
 341         if (fdlg->source_list) filelist_free(fdlg->source_list);
 342
 343         generic_dialog_close(GENERIC_DIALOG(fdlg));
 344 }
 345
 346 FileDialog *file_dialog_new(const gchar *title,
 347                             const gchar *role,
 348                             GtkWidget *parent,
 349                             void (*cancel_cb)(FileDialog *, gpointer), gpointer data)
 350 {
 351         FileDialog *fdlg = NULL;
 352
 353         fdlg = g_new0(FileDialog, 1);
 354
 355         generic_dialog_setup(GENERIC_DIALOG(fdlg), title,
 356                              role, parent, FALSE,
 357                              (gpointer)cancel_cb, data);
 358
 359         return fdlg;
 360 }
 361
 362 GtkWidget *file_dialog_add_button(FileDialog *fdlg, const gchar *stock_id, const gchar *text,
 363                                   void (*func_cb)(FileDialog *, gpointer), gboolean is_default)
 364 {
 365         return generic_dialog_add_button(GENERIC_DIALOG(fdlg), stock_id, text,
 366                                          (gpointer)func_cb, is_default);
 367 }
 368
 369 static void file_dialog_entry_cb(GtkWidget *widget, gpointer data)
 370 {
 371         FileDialog *fdlg = data;
 372         g_free(fdlg->dest_path);
 373         fdlg->dest_path = remove_trailing_slash(gtk_entry_get_text(GTK_ENTRY(fdlg->entry)));
 374 }
 375
 376 static void file_dialog_entry_enter_cb(const gchar *path, gpointer data)
 377 {
 378         GenericDialog *gd = data;
 379
 380         file_dialog_entry_cb(NULL, data);
 381
 382         if (gd->default_cb) gd->default_cb(gd, gd->data);
 383 }
 384
 385 void file_dialog_add_path_widgets(FileDialog *fdlg, const gchar *default_path, const gchar *path,
 386                                   const gchar *history_key, const gchar *filter, const gchar *filter_desc)
 387 {
 388         GtkWidget *tabcomp;
 389         GtkWidget *list;
 390
 391         if (fdlg->entry) return;
 392
 393         tabcomp = tab_completion_new_with_history(&fdlg->entry, NULL,
 394                   history_key, -1, file_dialog_entry_enter_cb, fdlg);
 395         gtk_box_pack_end(GTK_BOX(GENERIC_DIALOG(fdlg)->vbox), tabcomp, FALSE, FALSE, 0);
 396         generic_dialog_attach_default(GENERIC_DIALOG(fdlg), fdlg->entry);
 397         gtk_widget_show(tabcomp);
 398
 399         if (path && path[0] == G_DIR_SEPARATOR)
 400                 {
 401                 fdlg->dest_path = g_strdup(path);
 402                 }
 403         else
 404                 {
 405                 const gchar *base;
 406
 407                 base = tab_completion_set_to_last_history(fdlg->entry);
 408
 409                 if (!base) base = default_path;
 410                 if (!base) base = homedir();
 411
 412                 if (path)
 413                         {
 414                         fdlg->dest_path = g_build_filename(base, path, NULL);
 415                         }
 416                 else
 417                         {
 418                         fdlg->dest_path = g_strdup(base);
 419                         }
 420                 }
 421
 422         list = path_selection_new_with_files(fdlg->entry, fdlg->dest_path, filter, filter_desc);
 423         path_selection_add_select_func(fdlg->entry, file_dialog_entry_enter_cb, fdlg);
 424         gtk_box_pack_end(GTK_BOX(GENERIC_DIALOG(fdlg)->vbox), list, TRUE, TRUE, 0);
 425         gtk_widget_show(list);
 426
 427         gtk_widget_grab_focus(fdlg->entry);
 428         if (fdlg->dest_path)
 429                 {
 430                 gtk_entry_set_text(GTK_ENTRY(fdlg->entry), fdlg->dest_path);
 431                 gtk_editable_set_position(GTK_EDITABLE(fdlg->entry), strlen(fdlg->dest_path));
 432                 }
 433
 434         g_signal_connect(G_OBJECT(fdlg->entry), "changed",
 435                          G_CALLBACK(file_dialog_entry_cb), fdlg);
 436 }
 437
 438 void file_dialog_add_filter(FileDialog *fdlg, const gchar *filter, const gchar *filter_desc, gboolean set)
 439 {
 440         if (!fdlg->entry) return;
 441         path_selection_add_filter(fdlg->entry, filter, filter_desc, set);
 442 }
 443
 444 void file_dialog_clear_filter(FileDialog *fdlg)
 445 {
 446         if (!fdlg->entry) return;
 447         path_selection_clear_filter(fdlg->entry);
 448 }
 449
 450 void file_dialog_sync_history(FileDialog *fdlg, gboolean dir_only)
 451 {
 452         if (!fdlg->dest_path) return;
 453
 454         if (!dir_only ||
 455             (dir_only && isdir(fdlg->dest_path)) )
 456                 {
 457                 tab_completion_append_to_history(fdlg->entry, fdlg->dest_path);
 458                 }
 459         else
 460                 {
 461                 gchar *buf = remove_level_from_path(fdlg->dest_path);
 462                 tab_completion_append_to_history(fdlg->entry, buf);
 463                 g_free(buf);
 464                 }
 465 }
 466 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */