src/toolbar.cc

   1 /*
   2  * Copyright (C) 2004 John Ellis
   3  * Copyright (C) 2008 - 2017 The Geeqie Team
   4  *
   5  * Author: Colin Clark
   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 #include "toolbar.h"
  23
  24 #include <cstddef>
  25
  26 #include <gdk-pixbuf/gdk-pixbuf.h>
  27 #include <glib-object.h>
  28 #include <glib.h>
  29
  30 #include <config.h>
  31
  32 #include "compat.h"
  33 #include "editors.h"
  34 #include "intl.h"
  35 #include "layout-util.h"
  36 #include "layout.h"
  37 #include "main-defines.h"
  38 #include "ui-fileops.h"
  39 #include "ui-menu.h"
  40 #include "ui-misc.h"
  41
  42 /** Implements the user-definable toolbar function
  43  * Called from the Preferences/toolbar tab
  44  **/
  45
  46 struct ToolbarData
  47 {
  48         GtkWidget *widget;
  49         GtkWidget *vbox;
  50         GtkWidget *add_button;
  51
  52         LayoutWindow *lw;
  53 };
  54
  55 struct ToolbarButtonData
  56 {
  57         GtkWidget *button;
  58         GtkWidget *button_label;
  59         GtkWidget *image;
  60
  61         const gchar *name; /* GtkActionEntry terminology */
  62 };
  63
  64 static ToolbarData *toolbarlist[2];
  65
  66 struct UseableToolbarItems
  67 {
  68         const gchar *name; /* GtkActionEntry terminology */
  69         const gchar *label;
  70         const gchar *stock_id;
  71 };
  72
  73 /**
  74  * @brief
  75  * @param widget Not used
  76  * @param data Pointer to vbox list item
  77  * @param up Up/Down movement
  78  * @param single_step Move up/down one step, or to top/bottom
  79  *
  80  */
  81 static void toolbar_item_move(GtkWidget *, gpointer data, gboolean up, gboolean single_step)
  82 {
  83         auto list_item = static_cast<GtkWidget *>(data);
  84         GtkWidget *box;
  85         gint pos = 0;
  86
  87         if (!list_item) return;
  88         box = gtk_widget_get_ancestor(list_item, GTK_TYPE_BOX);
  89         if (!box) return;
  90
  91         gtk_container_child_get(GTK_CONTAINER(box), list_item, "position", &pos, NULL);
  92
  93         if (single_step)
  94                 {
  95                 pos = up ? (pos - 1) : (pos + 1);
  96                 if (pos < 0) pos = 0;
  97                 }
  98         else
  99                 {
 100                 pos = up ? 0 : -1;
 101                 }
 102
 103         gtk_box_reorder_child(GTK_BOX(box), list_item, pos);
 104 }
 105
 106 static void toolbar_item_move_up_cb(GtkWidget *widget, gpointer data)
 107 {
 108         toolbar_item_move(widget, data, TRUE, TRUE);
 109 }
 110
 111 static void toolbar_item_move_down_cb(GtkWidget *widget, gpointer data)
 112 {
 113         toolbar_item_move(widget, data, FALSE, TRUE);
 114 }
 115
 116 static void toolbar_item_move_top_cb(GtkWidget *widget, gpointer data)
 117 {
 118         toolbar_item_move(widget, data, TRUE, FALSE);
 119 }
 120
 121 static void toolbar_item_move_bottom_cb(GtkWidget *widget, gpointer data)
 122 {
 123         toolbar_item_move(widget, data, FALSE, FALSE);
 124 }
 125
 126 static void toolbar_item_delete_cb(GtkWidget *, gpointer data)
 127 {
 128         gtk_container_remove(GTK_CONTAINER(gtk_widget_get_parent(GTK_WIDGET(data))), GTK_WIDGET(data));
 129 }
 130
 131 static void toolbar_menu_popup(GtkWidget *widget)
 132 {
 133         GtkWidget *menu;
 134
 135         menu = popup_menu_short_lived();
 136
 137         if (widget)
 138                 {
 139                 menu_item_add_icon(menu, _("Move to _top"), GQ_ICON_GO_TOP, G_CALLBACK(toolbar_item_move_top_cb), widget);
 140                 menu_item_add_icon(menu, _("Move _up"), GQ_ICON_GO_UP, G_CALLBACK(toolbar_item_move_up_cb), widget);
 141                 menu_item_add_icon(menu, _("Move _down"), GQ_ICON_GO_DOWN, G_CALLBACK(toolbar_item_move_down_cb), widget);
 142                 menu_item_add_icon(menu, _("Move to _bottom"), GQ_ICON_GO_BOTTOM, G_CALLBACK(toolbar_item_move_bottom_cb), widget);
 143                 menu_item_add_divider(menu);
 144                 menu_item_add_icon(menu, _("Remove"), GQ_ICON_DELETE, G_CALLBACK(toolbar_item_delete_cb), widget);
 145                 menu_item_add_divider(menu);
 146                 }
 147
 148         gtk_menu_popup_at_pointer(GTK_MENU(menu), nullptr);
 149 }
 150
 151 static gboolean toolbar_press_cb(GtkGesture *, int, double, double, gpointer data)
 152 {
 153         auto button_data = static_cast<ToolbarButtonData *>(data);
 154
 155         toolbar_menu_popup(button_data->button);
 156
 157         return TRUE;
 158 }
 159
 160 static void get_toolbar_item(const gchar *name, gchar **label, gchar **stock_id)
 161 {
 162         ActionItem *action_item;
 163         GList *list;
 164         GList *work;
 165         *label = nullptr;
 166         *stock_id = nullptr;
 167
 168         list = get_action_items();
 169
 170         work = list;
 171         while (work)
 172                 {
 173                 action_item = static_cast<ActionItem *>(work->data);
 174                 if (g_strcmp0(action_item->name, name) == 0)
 175                         {
 176                         *label = g_strdup(action_item->label);
 177                         *stock_id = g_strdup(action_item->icon_name);
 178                         break;
 179                         }
 180
 181                 work = work->next;
 182                 }
 183
 184         action_items_free(list);
 185 }
 186
 187 static void toolbar_item_free(ToolbarButtonData *tbbd)
 188 {
 189         if (!tbbd) return;
 190
 191         g_free(const_cast<gchar *>(tbbd->name));
 192         g_free(const_cast<ToolbarButtonData *>(tbbd));
 193 }
 194
 195 static void toolbar_button_free(GtkWidget *widget)
 196 {
 197         g_free(g_object_get_data(G_OBJECT(widget), "toolbar_add_name"));
 198         g_free(g_object_get_data(G_OBJECT(widget), "toolbar_add_label"));
 199         g_free(g_object_get_data(G_OBJECT(widget), "toolbar_add_stock_id"));
 200 }
 201
 202 static void toolbarlist_add_button(const gchar *name, const gchar *label,
 203                                                                         const gchar *stock_id, GtkBox *box)
 204 {
 205         ToolbarButtonData *toolbar_entry;
 206         GtkWidget *hbox;
 207         GtkGesture *gesture;
 208
 209         toolbar_entry = g_new(ToolbarButtonData,1);
 210         toolbar_entry->button = gtk_button_new();
 211         gtk_button_set_relief(GTK_BUTTON(toolbar_entry->button), GTK_RELIEF_NONE);
 212         gq_gtk_box_pack_start(GTK_BOX(box), toolbar_entry->button, FALSE, FALSE, 0);
 213         gtk_widget_show(toolbar_entry->button);
 214
 215         g_object_set_data_full(G_OBJECT(toolbar_entry->button), "toolbarbuttondata",
 216         toolbar_entry, reinterpret_cast<GDestroyNotify>(toolbar_item_free));
 217
 218         hbox = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, PREF_PAD_BUTTON_GAP);
 219         gq_gtk_container_add(GTK_WIDGET(toolbar_entry->button), hbox);
 220         gtk_widget_show(hbox);
 221
 222         toolbar_entry->button_label = gtk_label_new(label);
 223         toolbar_entry->name = g_strdup(name);
 224
 225 #if HAVE_GTK4
 226         gesture = gtk_gesture_click_new();
 227         gtk_widget_add_controller(toolbar_entry->button, GTK_EVENT_CONTROLLER(gesture));
 228 #else
 229         gesture = gtk_gesture_multi_press_new(toolbar_entry->button);
 230 #endif
 231         gtk_gesture_single_set_button(GTK_GESTURE_SINGLE(gesture), MOUSE_BUTTON_RIGHT);
 232         g_signal_connect(gesture, "released", G_CALLBACK(toolbar_press_cb), toolbar_entry);
 233
 234         if (stock_id)
 235                 {
 236                 GdkPixbuf *pixbuf;
 237                 gchar *iconl;
 238                 iconl = path_from_utf8(stock_id);
 239                 pixbuf = gdk_pixbuf_new_from_file(iconl, nullptr);
 240                 g_free(iconl);
 241                 if (pixbuf)
 242                         {
 243                         GdkPixbuf *scaled;
 244                         gint w;
 245                         gint h;
 246
 247                         w = h = 16;
 248                         gtk_icon_size_lookup(GTK_ICON_SIZE_BUTTON, &w, &h);
 249
 250                         scaled = gdk_pixbuf_scale_simple(pixbuf, w, h,
 251                                                          GDK_INTERP_BILINEAR);
 252                         toolbar_entry->image = gtk_image_new_from_pixbuf(scaled);
 253
 254                         g_object_unref(scaled);
 255                         g_object_unref(pixbuf);
 256                         }
 257                 else
 258                         {
 259                         toolbar_entry->image = gtk_image_new_from_stock(stock_id, GTK_ICON_SIZE_BUTTON);
 260                         }
 261                 }
 262         else
 263                 {
 264                 toolbar_entry->image = gtk_image_new_from_icon_name(GQ_ICON_GO_JUMP,
 265                                                                                                                 GTK_ICON_SIZE_BUTTON);
 266                 }
 267         gq_gtk_box_pack_start(GTK_BOX(hbox), toolbar_entry->image, FALSE, FALSE, 0);
 268         gtk_widget_show(toolbar_entry->image);
 269         gq_gtk_box_pack_start(GTK_BOX(hbox), toolbar_entry->button_label, FALSE, FALSE, 0);
 270         gtk_widget_show(toolbar_entry->button_label);
 271 }
 272
 273 static void toolbarlist_add_cb(GtkWidget *widget, gpointer data)
 274 {
 275         auto name = static_cast<const gchar *>(g_object_get_data(G_OBJECT(widget), "toolbar_add_name"));
 276         auto label = static_cast<const gchar *>(g_object_get_data(G_OBJECT(widget), "toolbar_add_label"));
 277         auto stock_id = static_cast<const gchar *>(g_object_get_data(G_OBJECT(widget), "toolbar_add_stock_id"));
 278         auto tbbd = static_cast<ToolbarData *>(data);
 279
 280         toolbarlist_add_button(name, label, stock_id, GTK_BOX(tbbd->vbox));
 281 }
 282
 283 static void get_desktop_data(const gchar *name, gchar **label, gchar **stock_id)
 284 {
 285         GList *editors_list;
 286         GList *work;
 287         *label = nullptr;
 288         *stock_id = nullptr;
 289
 290         editors_list = editor_list_get();
 291         work = editors_list;
 292         while (work)
 293                 {
 294                 auto editor = static_cast<const EditorDescription *>(work->data);
 295
 296                 if (g_strcmp0(name, editor->key) == 0)
 297                         {
 298                         *label = g_strdup(editor->name);
 299                         *stock_id = g_strconcat(editor->icon, ".desktop", NULL);
 300                         break;
 301                         }
 302                 work = work->next;
 303                 }
 304         g_list_free(editors_list);
 305 }
 306
 307 static void toolbar_menu_add_popup(GtkWidget *, gpointer data)
 308 {
 309         ActionItem *action_item;
 310         auto toolbarlist = static_cast<ToolbarData *>(data);
 311         GList *list;
 312         GList *work;
 313         GtkWidget *item;
 314         GtkWidget *menu;
 315
 316         menu = popup_menu_short_lived();
 317
 318         item = menu_item_add_stock(menu, "Separator", "Separator", G_CALLBACK(toolbarlist_add_cb), toolbarlist);
 319         g_object_set_data(G_OBJECT(item), "toolbar_add_name", g_strdup("Separator"));
 320         g_object_set_data(G_OBJECT(item), "toolbar_add_label", g_strdup("Separator"));
 321         g_object_set_data(G_OBJECT(item), "toolbar_add_stock_id", g_strdup("no-icon"));
 322         g_signal_connect(G_OBJECT(item), "destroy", G_CALLBACK(toolbar_button_free), item);
 323
 324         list = get_action_items();
 325
 326         work = list;
 327         while (work)
 328                 {
 329                 action_item = static_cast<ActionItem *>(work->data);
 330
 331                 item = menu_item_add_stock(menu, action_item->label, action_item->icon_name, G_CALLBACK(toolbarlist_add_cb), toolbarlist);
 332                 g_object_set_data(G_OBJECT(item), "toolbar_add_name", g_strdup(action_item->name));
 333                 g_object_set_data(G_OBJECT(item), "toolbar_add_label", g_strdup(action_item->label));
 334                 g_object_set_data(G_OBJECT(item), "toolbar_add_stock_id", g_strdup(action_item->icon_name));
 335                 g_signal_connect(G_OBJECT(item), "destroy", G_CALLBACK(toolbar_button_free), item);
 336
 337                 work = work->next;
 338                 }
 339
 340         action_items_free(list);
 341
 342         gtk_menu_popup_at_pointer(GTK_MENU(menu), nullptr);
 343 }
 344
 345 static gboolean toolbar_menu_add_cb(GtkWidget *widget, gpointer data)
 346 {
 347         auto toolbarlist = static_cast<ToolbarData *>(data);
 348
 349         toolbar_menu_add_popup(widget, toolbarlist);
 350         return TRUE;
 351 }
 352
 353 /**
 354  * @brief For each layoutwindow, clear toolbar and reload with current selection
 355  * @param bar Main or Status toolbar
 356  *
 357  */
 358 void toolbar_apply(ToolbarType bar)
 359 {
 360         LayoutWindow *lw;
 361         GList *work_windows;
 362         GList *work_toolbar;
 363
 364         work_windows = layout_window_list;
 365         while (work_windows)
 366                 {
 367                 lw = static_cast<LayoutWindow *>(work_windows->data);
 368
 369                 layout_toolbar_clear(lw, bar);
 370
 371                 work_toolbar = gtk_container_get_children(GTK_CONTAINER(toolbarlist[bar]->vbox));
 372                 while (work_toolbar)
 373                         {
 374                         auto button = static_cast<GtkButton *>(work_toolbar->data);
 375                         ToolbarButtonData *tbbd;
 376
 377                         tbbd = static_cast<ToolbarButtonData *>(g_object_get_data(G_OBJECT(button),"toolbarbuttondata"));
 378                         layout_toolbar_add(lw, bar, tbbd->name);
 379
 380                         work_toolbar = work_toolbar->next;
 381                         }
 382                 g_list_free(work_toolbar);
 383
 384                 work_windows = work_windows->next;
 385                 }
 386
 387 }
 388
 389 /**
 390  * @brief Load the current toolbar items into the vbox
 391  * @param lw
 392  * @param box The vbox displayed in the preferences Toolbar tab
 393  * @param bar Main or Status toolbar
 394  *
 395  * Get the current contents of the toolbar, both menu items
 396  * and desktop items, and load them into the vbox
 397  */
 398 static void toolbarlist_populate(LayoutWindow *lw, GtkBox *box, ToolbarType bar)
 399 {
 400         GList *work = g_list_first(lw->toolbar_actions[bar]);
 401
 402         while (work)
 403                 {
 404                 auto name = static_cast<gchar *>(work->data);
 405                 gchar *label;
 406                 gchar *icon;
 407                 work = work->next;
 408
 409                 if (file_extension_match(name, ".desktop"))
 410                         {
 411                         get_desktop_data(name, &label, &icon);
 412                         }
 413                 else
 414                         {
 415                         get_toolbar_item(name, &label, &icon);
 416                         }
 417
 418                 if (g_strcmp0(name, "Separator") != 0)
 419                         {
 420                         toolbarlist_add_button(name, label, icon, box);
 421                         }
 422                 else
 423                         {
 424                         toolbarlist_add_button(name, name, "no-icon", box);
 425                         }
 426                 }
 427 }
 428
 429 GtkWidget *toolbar_select_new(LayoutWindow *lw, ToolbarType bar)
 430 {
 431         GtkWidget *scrolled;
 432         GtkWidget *tbar;
 433         GtkWidget *add_box;
 434
 435         if (!lw) return nullptr;
 436
 437         if (!toolbarlist[bar])
 438                 {
 439                 toolbarlist[bar] = g_new0(ToolbarData, 1);
 440                 }
 441         toolbarlist[bar]->lw = lw;
 442
 443         toolbarlist[bar]->widget = gtk_box_new(GTK_ORIENTATION_VERTICAL, PREF_PAD_GAP);
 444         gtk_widget_show(toolbarlist[bar]->widget);
 445
 446         scrolled = gq_gtk_scrolled_window_new(nullptr, nullptr);
 447         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled),
 448                                                         GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 449         gq_gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolled), GTK_SHADOW_NONE);
 450         gq_gtk_box_pack_start(GTK_BOX(toolbarlist[bar]->widget), scrolled, TRUE, TRUE, 0);
 451         gtk_widget_show(scrolled);
 452
 453         toolbarlist[bar]->vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
 454         gtk_widget_show(toolbarlist[bar]->vbox);
 455         gq_gtk_container_add(GTK_WIDGET(scrolled), toolbarlist[bar]->vbox);
 456         gtk_viewport_set_shadow_type(GTK_VIEWPORT(gtk_bin_get_child(GTK_BIN(scrolled))),
 457                                                                                                                                 GTK_SHADOW_NONE);
 458
 459         add_box = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
 460         gtk_widget_show(add_box);
 461         gq_gtk_box_pack_end(GTK_BOX(toolbarlist[bar]->widget), add_box, FALSE, FALSE, 0);
 462         tbar = pref_toolbar_new(add_box);
 463         toolbarlist[bar]->add_button = pref_toolbar_button(tbar, GQ_ICON_ADD, _("Add"), FALSE,
 464                                                                                         _("Add Toolbar Item"),
 465                                                                                         G_CALLBACK(toolbar_menu_add_cb), toolbarlist[bar]);
 466         gtk_widget_show(toolbarlist[bar]->add_button);
 467
 468         toolbarlist_populate(lw,GTK_BOX(toolbarlist[bar]->vbox), bar);
 469
 470         return toolbarlist[bar]->widget;
 471 }
 472
 473 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */