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 /**
 185  * @brief
 186  * @param gd
 187  * @param icon_stock_id
 188  * @param heading
 189  * @param text
 190  * @param expand Used as the "expand" and "fill" parameters in the eventual call to gtk_box_pack_start()
 191  * @returns
 192  *
 193  *
 194  */
 195 GtkWidget *generic_dialog_add_message(GenericDialog *gd, const gchar *icon_stock_id,
 196                                       const gchar *heading, const gchar *text, gboolean expand)
 197 {
 198         GtkWidget *hbox;
 199         GtkWidget *vbox;
 200         GtkWidget *label;
 201
 202         hbox = pref_box_new(gd->vbox, expand, GTK_ORIENTATION_HORIZONTAL, PREF_PAD_SPACE);
 203         if (icon_stock_id)
 204                 {
 205                 GtkWidget *image;
 206
 207                 image = gtk_image_new_from_stock(icon_stock_id, GTK_ICON_SIZE_DIALOG);
 208                 gtk_misc_set_alignment(GTK_MISC(image), 0.5, 0.0);
 209                 gtk_box_pack_start(GTK_BOX(hbox), image, FALSE, FALSE, 0);
 210                 gtk_widget_show(image);
 211                 }
 212
 213         vbox = pref_box_new(hbox, TRUE, GTK_ORIENTATION_VERTICAL, PREF_PAD_SPACE);
 214         if (heading)
 215                 {
 216                 label = pref_label_new(vbox, heading);
 217                 pref_label_bold(label, TRUE, TRUE);
 218                 gtk_misc_set_alignment(GTK_MISC(label), 0.0, 0.5);
 219                 }
 220         if (text)
 221                 {
 222                 label = pref_label_new(vbox, text);
 223                 gtk_misc_set_alignment(GTK_MISC(label), 0.0, 0.5);
 224                 gtk_label_set_line_wrap(GTK_LABEL(label), TRUE);
 225                 }
 226
 227         return vbox;
 228 }
 229
 230 static void generic_dialog_setup(GenericDialog *gd,
 231                                  const gchar *title,
 232                                  const gchar *role,
 233                                  GtkWidget *parent, gboolean auto_close,
 234                                  void (*cancel_cb)(GenericDialog *, gpointer), gpointer data)
 235 {
 236         GtkWidget *vbox;
 237
 238         gd->auto_close = auto_close;
 239         gd->data = data;
 240         gd->cancel_cb = cancel_cb;
 241
 242         gd->dialog = window_new(GTK_WINDOW_TOPLEVEL, role, NULL, NULL, title);
 243         gtk_window_set_type_hint(GTK_WINDOW(gd->dialog), GDK_WINDOW_TYPE_HINT_DIALOG);
 244
 245         if (parent)
 246                 {
 247                 GtkWindow *window = NULL;
 248
 249                 if (GTK_IS_WINDOW(parent))
 250                         {
 251                         window = GTK_WINDOW(parent);
 252                         }
 253                 else
 254                         {
 255                         GtkWidget *top;
 256
 257                         top = gtk_widget_get_toplevel(parent);
 258                         if (GTK_IS_WINDOW(top) && gtk_widget_is_toplevel(top)) window = GTK_WINDOW(top);
 259                         }
 260
 261                 if (window) gtk_window_set_transient_for(GTK_WINDOW(gd->dialog), window);
 262                 }
 263
 264         g_signal_connect(G_OBJECT(gd->dialog), "delete_event",
 265                          G_CALLBACK(generic_dialog_delete_cb), gd);
 266         g_signal_connect(G_OBJECT(gd->dialog), "key_press_event",
 267                          G_CALLBACK(generic_dialog_key_press_cb), gd);
 268
 269         gtk_window_set_resizable(GTK_WINDOW(gd->dialog), TRUE);
 270         gtk_container_set_border_width(GTK_CONTAINER(gd->dialog), PREF_PAD_BORDER);
 271
 272         vbox = gtk_vbox_new(FALSE, PREF_PAD_BUTTON_SPACE);
 273         gtk_container_add(GTK_CONTAINER(gd->dialog), vbox);
 274         gtk_widget_show(vbox);
 275
 276         gd->vbox = gtk_vbox_new(FALSE, PREF_PAD_GAP);
 277         gtk_box_pack_start(GTK_BOX(vbox), gd->vbox, TRUE, TRUE, 0);
 278         gtk_widget_show(gd->vbox);
 279
 280         gd->hbox = gtk_hbutton_box_new();
 281         gtk_button_box_set_layout(GTK_BUTTON_BOX(gd->hbox), GTK_BUTTONBOX_END);
 282         gtk_box_set_spacing(GTK_BOX(gd->hbox), PREF_PAD_BUTTON_GAP);
 283         gtk_box_pack_start(GTK_BOX(vbox), gd->hbox, FALSE, FALSE, 0);
 284         gtk_widget_show(gd->hbox);
 285
 286         if (gd->cancel_cb)
 287                 {
 288                 gd->cancel_button = generic_dialog_add_button(gd, GTK_STOCK_CANCEL, NULL, gd->cancel_cb, TRUE);
 289                 }
 290         else
 291                 {
 292                 gd->cancel_button = NULL;
 293                 }
 294
 295         if (generic_dialog_get_alternative_button_order(gd->hbox))
 296                 {
 297                 g_signal_connect(G_OBJECT(gd->dialog), "show",
 298                                  G_CALLBACK(generic_dialog_show_cb), gd);
 299                 }
 300
 301         gd->default_cb = NULL;
 302 }
 303
 304 GenericDialog *generic_dialog_new(const gchar *title,
 305                                   const gchar *role,
 306                                   GtkWidget *parent, gboolean auto_close,
 307                                   void (*cancel_cb)(GenericDialog *, gpointer), gpointer data)
 308 {
 309         GenericDialog *gd;
 310
 311         gd = g_new0(GenericDialog, 1);
 312         generic_dialog_setup(gd, title, role,
 313                              parent, auto_close, cancel_cb, data);
 314         return gd;
 315 }
 316 /*
 317  *-----------------------------------------------------------------------------
 318  * simple warning dialog
 319  *-----------------------------------------------------------------------------
 320  */
 321
 322 static void warning_dialog_ok_cb(GenericDialog *gd, gpointer data)
 323 {
 324         /* no op */
 325 }
 326
 327 GenericDialog *warning_dialog(const gchar *heading, const gchar *text,
 328                               const gchar *icon_stock_id, GtkWidget *parent)
 329 {
 330         GenericDialog *gd;
 331
 332         gd = generic_dialog_new(heading, "warning", parent, TRUE, NULL, NULL);
 333         generic_dialog_add_button(gd, GTK_STOCK_OK, NULL, warning_dialog_ok_cb, TRUE);
 334
 335         generic_dialog_add_message(gd, icon_stock_id, heading, text, TRUE);
 336
 337         gtk_widget_show(gd->dialog);
 338
 339         return gd;
 340 }
 341
 342 /*
 343  *-----------------------------------------------------------------------------
 344  * generic file ops dialog routines
 345  *-----------------------------------------------------------------------------
 346  */
 347
 348 void file_dialog_close(FileDialog *fdlg)
 349 {
 350         file_data_unref(fdlg->source_fd);
 351         g_free(fdlg->dest_path);
 352         if (fdlg->source_list) filelist_free(fdlg->source_list);
 353
 354         generic_dialog_close(GENERIC_DIALOG(fdlg));
 355 }
 356
 357 FileDialog *file_dialog_new(const gchar *title,
 358                             const gchar *role,
 359                             GtkWidget *parent,
 360                             void (*cancel_cb)(FileDialog *, gpointer), gpointer data)
 361 {
 362         FileDialog *fdlg = NULL;
 363
 364         fdlg = g_new0(FileDialog, 1);
 365
 366         generic_dialog_setup(GENERIC_DIALOG(fdlg), title,
 367                              role, parent, FALSE,
 368                              (gpointer)cancel_cb, data);
 369
 370         return fdlg;
 371 }
 372
 373 GtkWidget *file_dialog_add_button(FileDialog *fdlg, const gchar *stock_id, const gchar *text,
 374                                   void (*func_cb)(FileDialog *, gpointer), gboolean is_default)
 375 {
 376         return generic_dialog_add_button(GENERIC_DIALOG(fdlg), stock_id, text,
 377                                          (gpointer)func_cb, is_default);
 378 }
 379
 380 static void file_dialog_entry_cb(GtkWidget *widget, gpointer data)
 381 {
 382         FileDialog *fdlg = data;
 383         g_free(fdlg->dest_path);
 384         fdlg->dest_path = remove_trailing_slash(gtk_entry_get_text(GTK_ENTRY(fdlg->entry)));
 385 }
 386
 387 static void file_dialog_entry_enter_cb(const gchar *path, gpointer data)
 388 {
 389         GenericDialog *gd = data;
 390
 391         file_dialog_entry_cb(NULL, data);
 392
 393         if (gd->default_cb) gd->default_cb(gd, gd->data);
 394 }
 395
 396 void file_dialog_add_path_widgets(FileDialog *fdlg, const gchar *default_path, const gchar *path,
 397                                   const gchar *history_key, const gchar *filter, const gchar *filter_desc)
 398 {
 399         GtkWidget *tabcomp;
 400         GtkWidget *list;
 401
 402         if (fdlg->entry) return;
 403
 404         tabcomp = tab_completion_new_with_history(&fdlg->entry, NULL,
 405                   history_key, -1, file_dialog_entry_enter_cb, fdlg);
 406         gtk_box_pack_end(GTK_BOX(GENERIC_DIALOG(fdlg)->vbox), tabcomp, FALSE, FALSE, 0);
 407         generic_dialog_attach_default(GENERIC_DIALOG(fdlg), fdlg->entry);
 408         gtk_widget_show(tabcomp);
 409
 410         if (path && path[0] == G_DIR_SEPARATOR)
 411                 {
 412                 fdlg->dest_path = g_strdup(path);
 413                 }
 414         else
 415                 {
 416                 const gchar *base;
 417
 418                 base = tab_completion_set_to_last_history(fdlg->entry);
 419
 420                 if (!base) base = default_path;
 421                 if (!base) base = homedir();
 422
 423                 if (path)
 424                         {
 425                         fdlg->dest_path = g_build_filename(base, path, NULL);
 426                         }
 427                 else
 428                         {
 429                         fdlg->dest_path = g_strdup(base);
 430                         }
 431                 }
 432
 433         list = path_selection_new_with_files(fdlg->entry, fdlg->dest_path, filter, filter_desc);
 434         path_selection_add_select_func(fdlg->entry, file_dialog_entry_enter_cb, fdlg);
 435         gtk_box_pack_end(GTK_BOX(GENERIC_DIALOG(fdlg)->vbox), list, TRUE, TRUE, 0);
 436         gtk_widget_show(list);
 437
 438         gtk_widget_grab_focus(fdlg->entry);
 439         if (fdlg->dest_path)
 440                 {
 441                 gtk_entry_set_text(GTK_ENTRY(fdlg->entry), fdlg->dest_path);
 442                 gtk_editable_set_position(GTK_EDITABLE(fdlg->entry), strlen(fdlg->dest_path));
 443                 }
 444
 445         g_signal_connect(G_OBJECT(fdlg->entry), "changed",
 446                          G_CALLBACK(file_dialog_entry_cb), fdlg);
 447 }
 448
 449 void file_dialog_add_filter(FileDialog *fdlg, const gchar *filter, const gchar *filter_desc, gboolean set)
 450 {
 451         if (!fdlg->entry) return;
 452         path_selection_add_filter(fdlg->entry, filter, filter_desc, set);
 453 }
 454
 455 void file_dialog_clear_filter(FileDialog *fdlg)
 456 {
 457         if (!fdlg->entry) return;
 458         path_selection_clear_filter(fdlg->entry);
 459 }
 460
 461 void file_dialog_sync_history(FileDialog *fdlg, gboolean dir_only)
 462 {
 463         if (!fdlg->dest_path) return;
 464
 465         if (!dir_only ||
 466             (dir_only && isdir(fdlg->dest_path)) )
 467                 {
 468                 tab_completion_append_to_history(fdlg->entry, fdlg->dest_path);
 469                 }
 470         else
 471                 {
 472                 gchar *buf = remove_level_from_path(fdlg->dest_path);
 473                 tab_completion_append_to_history(fdlg->entry, buf);
 474                 g_free(buf);
 475                 }
 476 }
 477 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */