/* GNU Midnight Commander -- GNOME edition * * Directory display routines * * Copyright (C) 1997 The Free Software Foundation * * Authors: Miguel de Icaza * Federico Mena */ #include #include #include "x.h" #include "util.h" #include "global.h" #include "dir.h" #include "command.h" #include "panel.h" #define WANT_WIDGETS /* bleah */ #include "main.h" #include "color.h" #include "mouse.h" #include "layout.h" /* get_panel_widget */ #include "ext.h" /* regex_command */ #include "cmd.h" /* copy_cmd, ren_cmd, delete_cmd, ... */ #include "gscreen.h" #include "dir.h" #include "dialog.h" #include "setup.h" #include "file.h" #include "fileopctx.h" #include "gdesktop.h" #include "gdnd.h" #include "gtkdtree.h" #include "gpopup.h" #include "gcmd.h" #include "gicon.h" #include "gtkflist.h" #include "../vfs/vfs.h" #include #ifndef MAX # define MAX(a,b) ((a) > (b) ? a : b) #endif /* Offsets within the default_column_width array for the different listing types */ static const int column_width_pos[LIST_TYPES] = { GMC_COLUMNS_BRIEF, 0, -1, GMC_COLUMNS_BRIEF + GMC_COLUMNS_DETAILED, -1 }; /* Default column widths for file listings */ int default_column_width[GMC_COLUMNS]; /* default format for custom view */ char* default_user_format = NULL; /* Whether to display the tree view on the left */ int tree_panel_visible = -1; /* The pixmaps */ #include "dir-close.xpm" #include "link.xpm" #include "dev.xpm" /* Timeout for auto-scroll on drag */ #define SCROLL_TIMEOUT 100 /* Timeout for opening a tree branch on drag */ #define TREE_OPEN_TIMEOUT 1000 /* This is used to initialize our pixmaps */ static int pixmaps_ready; GdkPixmap *icon_directory_pixmap; GdkBitmap *icon_directory_mask; GdkPixmap *icon_link_pixmap; GdkBitmap *icon_link_mask; GdkPixmap *icon_dev_pixmap; GdkBitmap *icon_dev_mask; static GtkTargetEntry drag_types [] = { { TARGET_URI_LIST_TYPE, 0, TARGET_URI_LIST }, { TARGET_TEXT_PLAIN_TYPE, 0, TARGET_TEXT_PLAIN }, { TARGET_URL_TYPE, 0, TARGET_URL } }; static GtkTargetEntry drop_types [] = { { TARGET_URI_LIST_TYPE, 0, TARGET_URI_LIST }, { TARGET_URL_TYPE, 0, TARGET_URL } }; #define ELEMENTS(x) (sizeof (x) / sizeof (x[0])) /* GtkWidgets with the shaped windows for dragging */ GtkWidget *drag_directory = NULL; GtkWidget *drag_directory_ok = NULL; GtkWidget *drag_multiple = NULL; GtkWidget *drag_multiple_ok = NULL; static void file_list_popup (GdkEventButton *event, WPanel *panel); void repaint_file (WPanel *panel, int file_index, int move, int attr, int isstatus) { } /* * Invoked by the generic code: show current working directory */ void show_dir (WPanel *panel) { assign_text (panel->current_dir, panel->cwd); update_input (panel->current_dir, 1); gtk_window_set_title (GTK_WINDOW (panel->xwindow), panel->cwd); } /* * Utility routine: Try to load a bitmap for a file_entry */ static void panel_file_list_set_type_bitmap (GtkCList *cl, int row, int column, int color, file_entry *fe) { /* Here, add more icons */ switch (color){ case DIRECTORY_COLOR: gtk_clist_set_pixmap (cl, row, column, icon_directory_pixmap, icon_directory_mask); break; case LINK_COLOR: gtk_clist_set_pixmap (cl, row, column, icon_link_pixmap, icon_link_mask); break; case DEVICE_COLOR: gtk_clist_set_pixmap (cl, row, column, icon_dev_pixmap, icon_dev_mask); break; } } static void panel_cancel_drag_scroll (WPanel *panel) { g_return_if_fail (panel != NULL); if (panel->timer_id != -1){ gtk_timeout_remove (panel->timer_id); panel->timer_id = -1; } } /* * Sets the color attributes for a given row. */ static void panel_file_list_set_row_colors (GtkCList *cl, int row, int color_pair) { gtk_clist_set_foreground (cl, row, gmc_color_pairs [color_pair].fore); gtk_clist_set_background (cl, row, gmc_color_pairs [color_pair].back); } /* * Update the status of the back and forward history buttons. * Called from the generic code */ void x_panel_update_marks (WPanel *panel) { int ff = panel->dir_history->next ? 1 : 0; int bf = panel->dir_history->prev ? 1 : 0; if (!panel->fwd_b) return; gtk_widget_set_sensitive (panel->fwd_b, ff); gtk_widget_set_sensitive (panel->back_b, bf); } static GtkAdjustment * scrolled_window_get_vadjustment (GtkScrolledWindow *sw) { GtkRange *vsb = GTK_RANGE (sw->vscrollbar); GtkAdjustment *va = vsb->adjustment; return va; } /* * Listing view: Load the contents */ static void panel_fill_panel_list (WPanel *panel) { const int top = panel->count; const int items = panel->format->items; const int selected = panel->selected; GtkCList *cl = CLIST_FROM_SW (panel->list); int i, col, type_col, color; int width, p; char **texts; GtkAdjustment *va; double clist_v_pos; texts = g_new (char *, items + 1); /* CList doesn't restore its vertical scroll position when its cleared, * so we need to do it manually. */ /* Save the vertical position */ va = scrolled_window_get_vadjustment (panel->list); clist_v_pos = va->value; gtk_clist_freeze (GTK_CLIST (cl)); gtk_clist_clear (GTK_CLIST (cl)); /* which column holds the type information */ type_col = -1; g_assert (items == cl->columns); texts [items] = NULL; for (i = 0; i < top; i++){ file_entry *fe = &panel->dir.list [i]; format_e *format = panel->format; int n; for (col = 0; format; format = format->next){ if (!format->use_in_gui) continue; if (type_col == -1) if (strcmp (format->id, "type") == 0) type_col = col; if (!format->string_fn) texts[col] = ""; else texts[col] = (* format->string_fn) (fe, 10); col++; } n = gtk_clist_append (cl, texts); /* Do not let the user select .. */ if (strcmp (fe->fname, "..") == 0) gtk_clist_set_selectable (cl, n, FALSE); color = file_compute_color (NORMAL, fe); panel_file_list_set_row_colors (cl, i, color); if (type_col != -1) panel_file_list_set_type_bitmap (cl, i, type_col, color, fe); if (fe->f.marked) gtk_clist_select_row (cl, i, 0); else gtk_clist_unselect_row (cl, i, 0); } g_free (texts); /* This is needed as the gtk_clist_append changes selected under us :-( */ panel->selected = selected; p = column_width_pos[panel->list_type]; /* offset in column_width */ g_assert (p >= 0); for (i = 0; i < items; i++) { width = panel->column_width[p + i]; if (width == 0) width = gtk_clist_optimal_column_width (cl, i); gtk_clist_set_column_width (cl, i, width); } /* Now restore the clist's vertical position */ gtk_adjustment_set_value (va, clist_v_pos); gtk_clist_thaw (GTK_CLIST (cl)); } /* * Icon view: load the panel contents */ static void panel_fill_panel_icons (WPanel *panel) { const int top = panel->count; const int selected = panel->selected; GnomeIconList *icons = ILIST_FROM_SW (panel->icons); int i; GdkImlibImage *image; gnome_icon_list_freeze (icons); gnome_icon_list_clear (icons); for (i = 0; i < top; i++) { file_entry *fe = &panel->dir.list [i]; int p; image = gicon_get_icon_for_file (panel->cwd, fe, TRUE); p = gnome_icon_list_append_imlib (icons, image, fe->fname); if (fe->f.marked) gnome_icon_list_select_icon (icons, p); else gnome_icon_list_unselect_icon (icons, p); } /* This is needed as the gtk_gnome_icon_list_append_imlib changes selected under us :-( */ panel->selected = selected; gnome_icon_list_thaw (icons); } /* * Invoked from the generic code to fill the display */ void x_fill_panel (WPanel *panel) { if (panel->list_type == list_icons) panel_fill_panel_icons (panel); else panel_fill_panel_list (panel); gtk_signal_handler_block_by_data (GTK_OBJECT (panel->tree), panel); if (vfs_current_is_local ()){ char buffer [MC_MAXPATHLEN]; get_current_wd (buffer, sizeof (buffer)-1); gtk_dtree_select_dir (GTK_DTREE (panel->tree), buffer); } else gtk_dtree_select_dir (GTK_DTREE (panel->tree), panel->cwd); gtk_signal_handler_unblock_by_data (GTK_OBJECT (panel->tree), panel); } static void gmc_panel_set_size (int index, int boot) { Widget *w; WPanel *p; w = (Widget *) get_panel_widget (index); p = (WPanel *) w; w->cols = 40; w->lines = 25; set_panel_formats (p); paint_panel (p); if (!boot) paint_frame (p); x_fill_panel (p); } void x_panel_set_size (int index) { printf ("WARNING: set size called\n"); gmc_panel_set_size (index, 1); } /* * Invoked when the f.mark field of a file item changes */ void x_panel_select_item (WPanel *panel, int index, int value) { int color; color = file_compute_color (NORMAL, &panel->dir.list[index]); panel_file_list_set_row_colors (CLIST_FROM_SW (panel->list), index, color); } void x_select_item (WPanel *panel) { if (is_a_desktop_panel (panel)) return; do_file_mark (panel, panel->selected, 1); display_mini_info (panel); if (panel->list_type == list_icons) { GnomeIconList *list = ILIST_FROM_SW (panel->icons); gnome_icon_list_select_icon (list, panel->selected); if (GTK_WIDGET (list)->allocation.x != -1) if (gnome_icon_list_icon_is_visible (list, panel->selected) != GTK_VISIBILITY_FULL) gnome_icon_list_moveto (list, panel->selected, 0.5); } else { GtkCList *clist = CLIST_FROM_SW (panel->list); gtk_clist_select_row (clist, panel->selected, 0); /* Make it visible */ if (gtk_clist_row_is_visible (clist, panel->selected) != GTK_VISIBILITY_FULL) gtk_clist_moveto (clist, panel->selected, 0, 0.5, 0.0); } } void x_unselect_item (WPanel *panel) { int selected = panel->selected; if (panel->list_type == list_icons) gnome_icon_list_unselect_all (ILIST_FROM_SW (panel->icons), NULL, NULL); else gtk_clist_unselect_all (CLIST_FROM_SW (panel->list)); panel->selected = selected; } void x_filter_changed (WPanel *panel) { } void x_adjust_top_file (WPanel *panel) { /* gtk_clist_moveto (GTK_CLIST (panel->list), panel->top_file, 0, 0.0, 0.0); */ } static void panel_file_list_select_row (GtkWidget *file_list, gint row, gint column, GdkEvent *event, gpointer data) { WPanel *panel; panel = data; panel->selected = row; do_file_mark (panel, row, 1); display_mini_info (panel); execute_hooks (select_file_hook); } static void panel_file_list_unselect_row (GtkWidget *widget, int row, int columns, GdkEvent *event, gpointer data) { WPanel *panel; panel = data; do_file_mark (panel, row, 0); display_mini_info (panel); if (panel->marked == 0) panel->selected = 0; } static void panel_file_list_resize_callback (GtkCList *clist, gint column, gint width, WPanel *panel) { int p; p = column_width_pos[panel->list_type]; /* offset in column_width */ g_assert (p >= 0); panel->column_width[p + column] = width; /* make this default */ memcpy (default_column_width, panel->column_width, sizeof (default_column_width)); } static void panel_file_list_column_callback (GtkWidget *widget, int col, WPanel *panel) { format_e *format; int i; for (i = 0, format = panel->format; format; format = format->next){ if (!format->use_in_gui) continue; if (i == col){ sortfn *sorting_routine; sorting_routine = get_sort_fn (format->id); if (!sorting_routine) return; if (sorting_routine == panel->sort_type) panel->reverse = !panel->reverse; panel->sort_type = sorting_routine; do_re_sort (panel); return; } i++; } } /* Convenience function to load a pixmap and mask from xpm data */ static void create_pixmap (char **data, GdkPixmap **pixmap, GdkBitmap **mask) { GdkImlibImage *im; im = gdk_imlib_create_image_from_xpm_data (data); gdk_imlib_render (im, im->rgb_width, im->rgb_height); *pixmap = gdk_imlib_copy_image (im); *mask = gdk_imlib_copy_mask (im); gdk_imlib_destroy_image (im); } static void panel_create_pixmaps (void) { pixmaps_ready = TRUE; create_pixmap (DIRECTORY_CLOSE_XPM, &icon_directory_pixmap, &icon_directory_mask); create_pixmap (link_xpm, &icon_link_pixmap, &icon_link_mask); create_pixmap (dev_xpm, &icon_dev_pixmap, &icon_dev_mask); } typedef gboolean (*desirable_fn)(WPanel *p, int x, int y); typedef gboolean (*scroll_fn)(gpointer data); /* Sets up a timer to scroll a panel component when something is being dragged * over it. The `desirable' function should return whether it is desirable to * scroll at the specified coordinates; and the `scroll' function should * actually scroll the view. */ static void panel_setup_drag_scroll (WPanel *panel, int x, int y, desirable_fn desirable, scroll_fn scroll) { panel_cancel_drag_scroll (panel); panel->drag_motion_x = x; panel->drag_motion_y = y; if ((* desirable) (panel, x, y)) panel->timer_id = gtk_timeout_add (SCROLL_TIMEOUT, scroll, panel); } static void panel_file_list_configure (WPanel *panel, GtkWidget *sw, GtkWidget *file_list) { format_e *format = panel->format; int i; /* Set sorting callback */ gtk_signal_connect (GTK_OBJECT (file_list), "click_column", GTK_SIGNAL_FUNC (panel_file_list_column_callback), panel); /* Set column resize callback */ gtk_signal_connect (GTK_OBJECT (file_list), "resize_column", GTK_SIGNAL_FUNC (panel_file_list_resize_callback), panel); /* Avoid clist's broken focusing behavior */ GTK_WIDGET_UNSET_FLAGS (file_list, GTK_CAN_FOCUS); /* Semi-sane selection mode */ gtk_clist_set_selection_mode (GTK_CLIST (file_list), GTK_SELECTION_EXTENDED); for (i = 0, format = panel->format; format; format = format->next) { GtkJustification just = GTK_JUSTIFY_LEFT; if (!format->use_in_gui) continue; /* Set desired justification */ switch (HIDE_FIT (format->just_mode)) { case J_LEFT: just = GTK_JUSTIFY_LEFT; break; case J_RIGHT: just = GTK_JUSTIFY_RIGHT; break; case J_CENTER: just = GTK_JUSTIFY_CENTER; break; } gtk_clist_set_column_justification (GTK_CLIST (file_list), i, just); i++; } } /* Creates an URI list to be transferred during a drop operation */ static char * panel_build_selected_file_list (WPanel *panel, int *file_list_len) { if (panel->marked){ char *sep = "\r\n"; char *data, *copy; int i, total_len; int cwdlen = strlen (panel->cwd) + 1; int filelen = strlen ("file:"); int seplen = strlen ("\r\n"); /* first pass, compute the length */ total_len = 0; for (i = 0; i < panel->count; i++) if (panel->dir.list [i].f.marked) total_len += (filelen + cwdlen + panel->dir.list [i].fnamelen + seplen); total_len++; data = copy = g_malloc (total_len+1); for (i = 0; i < panel->count; i++) if (panel->dir.list [i].f.marked){ strcpy (copy, "file:"); strcpy (© [filelen], panel->cwd); copy [filelen+cwdlen-1] = '/'; strcpy (© [filelen + cwdlen], panel->dir.list [i].fname); strcpy (© [filelen + cwdlen + panel->dir.list [i].fnamelen], sep); copy += filelen + cwdlen + panel->dir.list [i].fnamelen + seplen; } data [total_len] = 0; *file_list_len = total_len; return data; } else { char *fullname, *uri; fullname = concat_dir_and_file (panel->cwd, panel->dir.list [panel->selected].fname); uri = g_strconcat ("file:", fullname, NULL); g_free (fullname); *file_list_len = strlen (uri) + 1; return uri; } } /** * panel_drag_data_get: * * Invoked when a drag operation has been performed, this routine * provides the data to be transfered */ static void panel_drag_data_get (GtkWidget *widget, GdkDragContext *context, GtkSelectionData *selection_data, guint info, guint32 time, WPanel *panel) { int len; char *data; GList *files; panel_cancel_drag_scroll (panel); data = panel_build_selected_file_list (panel, &len); switch (info){ case TARGET_URI_LIST: case TARGET_TEXT_PLAIN: gtk_selection_data_set (selection_data, selection_data->target, 8, data, len); break; case TARGET_URL: files = gnome_uri_list_extract_uris (data); if (files) { gtk_selection_data_set (selection_data, selection_data->target, 8, files->data, strlen (files->data)); } gnome_uri_list_free_strings (files); break; default: g_assert_not_reached (); } g_free (data); } /** * panel_drag_data_delete: * * Invoked when the destination requests the information to be deleted * possibly because the operation was MOVE. */ static void panel_drag_data_delete (GtkWidget *widget, GdkDragContext *context, WPanel *panel) { /* Things is: The File manager already handles file moving */ } /* Performs a drop on a panel. If idx is -1, then drops on the panel's cwd * itself. */ static void drop_on_panel (WPanel *panel, int idx, GdkDragContext *context, GtkSelectionData *selection_data) { char *file; file_entry *fe; int drop_on_dir; int reload; g_assert (panel != NULL); g_assert (idx == -1 || idx < panel->count); g_assert (context != NULL); g_assert (selection_data != NULL); drop_on_dir = FALSE; if (idx == -1) drop_on_dir = TRUE; else { fe = &panel->dir.list[idx]; file = g_concat_dir_and_file (panel->cwd, fe->fname); if (!((S_ISDIR (fe->buf.st_mode) || fe->f.link_to_dir) || gdnd_can_drop_on_file (file, fe))) { g_free (file); drop_on_dir = TRUE; } } if (drop_on_dir) { file = panel->cwd; fe = file_entry_from_file (file); if (!fe) return; /* eeeek */ } reload = gdnd_perform_drop (context, selection_data, file, fe); if (file != panel->cwd) g_free (file); if (drop_on_dir) file_entry_free (fe); if (reload) { update_panels (UP_OPTIMIZE, UP_KEEPSEL); repaint_screen (); } } /** * panel_icon_list_drag_data_received: * * Invoked on the target side of a Drag and Drop operation when data has been * dropped. */ static void panel_icon_list_drag_data_received (GtkWidget *widget, GdkDragContext *context, gint x, gint y, GtkSelectionData *selection_data, guint info, guint32 time, WPanel *panel) { int idx; idx = gnome_icon_list_get_icon_at (GNOME_ICON_LIST (widget), x, y); drop_on_panel (panel, idx, context, selection_data); } /** * panel_clist_drag_data_received: * * Invoked on the target side of a Drag and Drop operation when data has been * dropped. */ static void panel_clist_drag_data_received (GtkWidget *widget, GdkDragContext *context, gint x, gint y, GtkSelectionData *selection_data, guint info, guint32 time, WPanel *panel) { GtkCList *clist; int row; clist = GTK_CLIST (widget); /* Normalize the y coordinate to the clist_window */ y -= (GTK_CONTAINER (clist)->border_width + clist->column_title_area.y + clist->column_title_area.height); if (gtk_clist_get_selection_info (GTK_CLIST (widget), x, y, &row, NULL) == 0) row = -1; drop_on_panel (panel, row, context, selection_data); } /** * panel_tree_drag_data_received: * * Invoked on the target side when a drop has been received in the Tree */ static void panel_tree_drag_data_received (GtkWidget *widget, GdkDragContext *context, gint x, gint y, GtkSelectionData *selection_data, guint info, guint32 time, WPanel *panel) { GtkDTree *dtree = GTK_DTREE (widget); GtkCTreeNode *node; int row, col; file_entry *fe; char *path; int reload; if (!gtk_clist_get_selection_info (GTK_CLIST (dtree), x, y, &row, &col)) return; node = gtk_ctree_node_nth (GTK_CTREE (dtree), row); if (!node) return; path = gtk_dtree_get_row_path (dtree, node); fe = file_entry_from_file (path); if (!fe) { g_free (path); return; /* eeeek */ } reload = gdnd_perform_drop (context, selection_data, path, fe); file_entry_free (fe); g_free (path); if (reload) { update_panels (UP_OPTIMIZE, UP_KEEPSEL); repaint_screen (); } } static void load_dnd_icons (void) { if (!drag_directory) drag_directory = gnome_stock_transparent_window (GNOME_STOCK_PIXMAP_NOT, NULL); if (!drag_directory_ok) drag_directory_ok = gnome_stock_transparent_window (GNOME_STOCK_PIXMAP_NEW, NULL); if (!drag_multiple) drag_multiple = gnome_stock_transparent_window (GNOME_STOCK_PIXMAP_NOT, NULL); if (!drag_multiple_ok) drag_multiple_ok = gnome_stock_transparent_window (GNOME_STOCK_PIXMAP_MULTIPLE, NULL); } /* Convenience function to start a drag operation for the icon and file lists */ static void start_drag (GtkWidget *widget, int button, GdkEvent *event) { GtkTargetList *list; GdkDragContext *context; list = gtk_target_list_new (drag_types, ELEMENTS (drag_types)); context = gtk_drag_begin (widget, list, (GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK | GDK_ACTION_ASK), button, event); gtk_drag_set_icon_default (context); } static int panel_widget_motion (GtkWidget *widget, GdkEventMotion *event, WPanel *panel) { if (!panel->maybe_start_drag) return FALSE; if (!((panel->maybe_start_drag == 1 && (event->state & GDK_BUTTON1_MASK)) || (panel->maybe_start_drag == 2 && (event->state & GDK_BUTTON2_MASK)))) return FALSE; /* This is the same threshold value that is used in gtkdnd.c */ if (MAX (abs (panel->click_x - event->x), abs (panel->click_y - event->y)) <= 3) return FALSE; start_drag (widget, panel->maybe_start_drag, (GdkEvent *) event); return FALSE; } /** * panel_drag_begin: * * Invoked when a drag is starting in the List view or the Icon view */ static void panel_drag_begin (GtkWidget *widget, GdkDragContext *context, WPanel *panel) { panel->dragging = 1; } /** * panel_drag_end: * * Invoked when a drag has finished in the List view or the Icon view */ static void panel_drag_end (GtkWidget *widget, GdkDragContext *context, WPanel *panel) { panel_cancel_drag_scroll (panel); panel->dragging = 0; } /** * panel_clist_scrolling_is_desirable: * * If the cursor is in a position close to either edge (top or bottom) * and there is possible to scroll the window, this routine returns * true. */ static gboolean panel_clist_scrolling_is_desirable (WPanel *panel, int x, int y) { GtkAdjustment *va; va = scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (panel->list)); if (y < 10) { if (va->value > va->lower) return TRUE; } else { if (y > (CLIST_FROM_SW (panel->list)->clist_window_height - 10)) { if (va->value < va->upper - va->page_size) return TRUE; } } return FALSE; } /** * panel_clist_scroll: * * Timer callback invoked to scroll the clist window */ static gboolean panel_clist_scroll (gpointer data) { WPanel *panel = data; GtkAdjustment *va; double v; va = scrolled_window_get_vadjustment (panel->list); if (panel->drag_motion_y < 10) { v = va->value - va->step_increment; if (v < va->lower) v = va->lower; gtk_adjustment_set_value (va, v); } else { v = va->value + va->step_increment; if (v > va->upper - va->page_size) v = va->upper - va->page_size; gtk_adjustment_set_value (va, v); } return TRUE; } /* Callback used for drag motion events over the clist. We set up * auto-scrolling and validate the drop to present the user with the correct * feedback. */ static gboolean panel_clist_drag_motion (GtkWidget *widget, GdkDragContext *context, gint x, gint y, guint time, gpointer data) { WPanel *panel; GtkCList *clist; GdkDragAction action; GtkWidget *source_widget; gint idx; file_entry *fe; char *full_name; panel = data; /* Normalize the y coordinate to the clist_window */ clist = CLIST_FROM_SW (panel->list); y -= (GTK_CONTAINER (clist)->border_width + clist->column_title_area.y + clist->column_title_area.height); if (y < 0) { gdk_drag_status (context, 0, time); goto out; } /* Set up auto-scrolling */ panel_setup_drag_scroll (panel, x, y, panel_clist_scrolling_is_desirable, panel_clist_scroll); /* Validate the drop */ gdnd_find_panel_by_drag_context (context, &source_widget); if (!gtk_clist_get_selection_info (GTK_CLIST (widget), x, y, &idx, NULL)) fe = NULL; else fe = &panel->dir.list[idx]; full_name = fe ? g_concat_dir_and_file (panel->cwd, fe->fname) : panel->cwd; action = gdnd_validate_action (context, FALSE, source_widget != NULL, source_widget == widget, full_name, fe, fe ? fe->f.marked : FALSE); if (full_name != panel->cwd) g_free (full_name); gdk_drag_status (context, action, time); out: gtk_signal_emit_stop_by_name (GTK_OBJECT (widget), "drag_motion"); return TRUE; } /** * panel_clist_drag_leave * * Invoked when the dragged object has left our region */ static void panel_clist_drag_leave (GtkWidget *widget, GdkDragContext *context, guint time, gpointer data) { WPanel *panel; panel = data; panel_cancel_drag_scroll (panel); } /** * panel_icon_list_scrolling_is_desirable: * * If the cursor is in a position close to either edge (top or bottom) * and there is possible to scroll the window, this routine returns * true. */ static gboolean panel_icon_list_scrolling_is_desirable (WPanel *panel, int x, int y) { GtkAdjustment *va; va = scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (panel->icons)); if (y < 10) { if (va->value > va->lower) return TRUE; } else { if (y > (GTK_WIDGET (ILIST_FROM_SW (panel->icons))->allocation.height - 10)) { if (va->value < va->upper - va->page_size) return TRUE; } } return FALSE; } /** * panel_icon_list_scroll: * * Timer callback invoked to scroll the clist window */ static gboolean panel_icon_list_scroll (gpointer data) { WPanel *panel = data; GtkAdjustment *va; double v; va = scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (panel->icons)); if (panel->drag_motion_y < 10) { v = va->value - va->step_increment; if (v < va->lower) v = va->lower; gtk_adjustment_set_value (va, v); } else { v = va->value + va->step_increment; if (v > va->upper - va->page_size) v = va->upper - va->page_size; gtk_adjustment_set_value (va, v); } return TRUE; } /* Callback used for drag motion events in the icon list. We need to set up * auto-scrolling and validate the drop to present the user with the correct * feedback. */ static gboolean panel_icon_list_drag_motion (GtkWidget *widget, GdkDragContext *context, gint x, gint y, guint time, gpointer data) { WPanel *panel; GdkDragAction action; GtkWidget *source_widget; int idx; file_entry *fe; char *full_name; panel = data; /* Set up auto-scrolling */ panel_setup_drag_scroll (panel, x, y, panel_icon_list_scrolling_is_desirable, panel_icon_list_scroll); /* Validate the drop */ gdnd_find_panel_by_drag_context (context, &source_widget); idx = gnome_icon_list_get_icon_at (GNOME_ICON_LIST (widget), x, y); fe = (idx == -1) ? NULL : &panel->dir.list[idx]; full_name = fe ? g_concat_dir_and_file (panel->cwd, fe->fname) : panel->cwd; action = gdnd_validate_action (context, FALSE, source_widget != NULL, source_widget == widget, full_name, fe, fe ? fe->f.marked : FALSE); if (full_name != panel->cwd) g_free (full_name); gdk_drag_status (context, action, time); return TRUE; } /** * panel_icon_list_drag_leave: * * Invoked when the dragged object has left our region */ static void panel_icon_list_drag_leave (GtkWidget *widget, GdkDragContext *context, guint time, gpointer data) { WPanel *panel = data; panel_cancel_drag_scroll (panel); } /* Handler for the row_popup_menu signal of the file list. */ static void panel_file_list_row_popup_menu (GtkFList *flist, GdkEventButton *event, gpointer data) { WPanel *panel; panel = data; gpopup_do_popup2 (event, panel, NULL); } /* Handler for the empty_popup_menu signal of the file list. */ static void panel_file_list_empty_popup_menu (GtkFList *flist, GdkEventButton *event, gpointer data) { WPanel *panel; panel = data; file_list_popup (event, panel); } /* Handler for the open_row signal of the file list */ static void panel_file_list_open_row (GtkFList *flist, gpointer data) { WPanel *panel; panel = data; do_enter (panel); } /* Handler for the start_drag signal of the file list */ static void panel_file_list_start_drag (GtkFList *flist, gint button, GdkEvent *event, gpointer data) { start_drag (GTK_WIDGET (flist), button, event); } /* * Create, setup the file listing display. */ static GtkWidget * panel_create_file_list (WPanel *panel) { const int items = panel->format->items; format_e *format = panel->format; GtkWidget *file_list; GtkWidget *sw; gchar **titles; int i; titles = g_new (char *, items); for (i = 0; i < items; format = format->next) if (format->use_in_gui) titles [i++] = format->title; sw = gtk_scrolled_window_new (NULL, NULL); gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC); file_list = gtk_flist_new_with_titles (panel, items, titles); gtk_container_add (GTK_CONTAINER (sw), file_list); gtk_widget_show (file_list); panel_file_list_configure (panel, sw, file_list); g_free (titles); gtk_signal_connect (GTK_OBJECT (file_list), "select_row", GTK_SIGNAL_FUNC (panel_file_list_select_row), panel); gtk_signal_connect (GTK_OBJECT (file_list), "unselect_row", GTK_SIGNAL_FUNC (panel_file_list_unselect_row), panel); /* Connect to the flist signals */ gtk_signal_connect (GTK_OBJECT (file_list), "row_popup_menu", GTK_SIGNAL_FUNC (panel_file_list_row_popup_menu), panel); gtk_signal_connect (GTK_OBJECT (file_list), "empty_popup_menu", GTK_SIGNAL_FUNC (panel_file_list_empty_popup_menu), panel); gtk_signal_connect (GTK_OBJECT (file_list), "open_row", GTK_SIGNAL_FUNC (panel_file_list_open_row), panel); gtk_signal_connect (GTK_OBJECT (file_list), "start_drag", GTK_SIGNAL_FUNC (panel_file_list_start_drag), panel); /* Set up drag and drop */ load_dnd_icons (); gtk_drag_dest_set (GTK_WIDGET (file_list), GTK_DEST_DEFAULT_DROP, drop_types, ELEMENTS (drop_types), GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK | GDK_ACTION_ASK); gtk_signal_connect (GTK_OBJECT (file_list), "drag_data_get", GTK_SIGNAL_FUNC (panel_drag_data_get), panel); gtk_signal_connect (GTK_OBJECT (file_list), "drag_data_delete", GTK_SIGNAL_FUNC (panel_drag_data_delete), panel); gtk_signal_connect (GTK_OBJECT (file_list), "drag_data_received", GTK_SIGNAL_FUNC (panel_clist_drag_data_received), panel); /* * This signal is provided for scrolling the main window * if data is being dragged */ gtk_signal_connect (GTK_OBJECT (file_list), "drag_motion", GTK_SIGNAL_FUNC (panel_clist_drag_motion), panel); gtk_signal_connect (GTK_OBJECT (file_list), "drag_leave", GTK_SIGNAL_FUNC (panel_clist_drag_leave), panel); gtk_signal_connect (GTK_OBJECT (file_list), "drag_begin", GTK_SIGNAL_FUNC (panel_drag_begin), panel); gtk_signal_connect (GTK_OBJECT (file_list), "drag_end", GTK_SIGNAL_FUNC (panel_drag_end), panel); return sw; } /* * Callback: icon selected */ static void panel_icon_list_select_icon (GtkWidget *widget, int index, GdkEvent *event, WPanel *panel) { panel->selected = index; do_file_mark (panel, index, 1); display_mini_info (panel); execute_hooks (select_file_hook); /* Do not let the user select .. */ if (strcmp (panel->dir.list[index].fname, "..") == 0) gnome_icon_list_unselect_icon (GNOME_ICON_LIST (widget), index); if (!event) return; switch (event->type){ case GDK_BUTTON_PRESS: if (event->button.button == 3) gpopup_do_popup2 ((GdkEventButton *) event, panel, NULL); break; case GDK_BUTTON_RELEASE: if (event->button.button == 2){ char *fullname; if (S_ISDIR (panel->dir.list [index].buf.st_mode) || panel->dir.list [index].f.link_to_dir){ fullname = concat_dir_and_file (panel->cwd, panel->dir.list [index].fname); new_panel_at (fullname); g_free (fullname); } } break; case GDK_2BUTTON_PRESS: if (event->button.button == 1) { do_enter (panel); } break; default: break; } } static void panel_icon_list_unselect_icon (GtkWidget *widget, int index, GdkEvent *event, WPanel *panel) { do_file_mark (panel, index, 0); display_mini_info (panel); if (panel->marked == 0) panel->selected = 0; } static int queue_reread_cmd (gpointer data) { reread_cmd (); return FALSE; } /* Renames a file using a file operation context. Returns FILE_CONT on success. */ int rename_file_with_context (char *source, char *dest) { FileOpContext *ctx; struct stat s; long count; double bytes; int retval; if (mc_lstat (source, &s) != 0) return FILE_ABORT; ctx = file_op_context_new (); file_op_context_create_ui (ctx, OP_MOVE, FALSE); count = 1; bytes = s.st_size; retval = move_file_file (ctx, source, dest, &count, &bytes); file_op_context_destroy (ctx); return retval; } static int panel_icon_renamed (GtkWidget *widget, int index, char *dest, WPanel *panel) { char *source; char *fullname; int retval; if (strcmp (dest, panel->dir.list[index].fname) == 0) return TRUE; /* do nothing if the name did not change */ source = g_concat_dir_and_file (cpanel->cwd, panel->dir.list[index].fname); fullname = g_concat_dir_and_file (cpanel->cwd, dest); if (rename_file_with_context (source, dest) == FILE_CONT) { g_free (panel->dir.list [index].fname); panel->dir.list [index].fname = g_strdup (dest); gtk_idle_add (queue_reread_cmd, NULL); retval = TRUE; } else retval = FALSE; g_free (source); g_free (fullname); return retval; } /* Callback for rescanning the cwd */ static void handle_rescan_directory (GtkWidget *widget, gpointer data) { reread_cmd (); } /* The popup menu for file panels */ static GnomeUIInfo file_list_popup_items[] = { GNOMEUIINFO_ITEM_NONE (N_("_Rescan Directory"), N_("Reloads the current directory"), handle_rescan_directory), GNOMEUIINFO_ITEM_NONE (N_("New _Directory..."), N_("Creates a new directory here"), gnome_mkdir_cmd), GNOMEUIINFO_END }; /* The popup menu for file panels */ static GnomeUIInfo trash_file_list_popup_items[] = { GNOMEUIINFO_ITEM_NONE (N_("Empty _Trash"), N_("Empties the Trash"), gnome_empty_trash), GNOMEUIINFO_ITEM_NONE (N_("_Rescan Directory"), N_("Reloads the current directory"), handle_rescan_directory), GNOMEUIINFO_ITEM_NONE (N_("New _Directory..."), N_("Creates a new directory here"), gnome_mkdir_cmd), GNOMEUIINFO_END }; /* Creates the popup menu when the user clicks button 3 on the blank area of the * file panels. */ static void file_list_popup (GdkEventButton *event, WPanel *panel) { GtkWidget *popup; gchar *trash_dir; GnomeUIInfo *items = file_list_popup_items; trash_dir = g_strconcat (gnome_user_home_dir, "/", DESKTOP_DIR_NAME, "/", "Trash.gmc", NULL); if ((strncmp (panel->cwd, trash_dir, strlen (trash_dir)) == 0) && (panel->count != 1)) items = trash_file_list_popup_items; g_free (trash_dir); popup = gnome_popup_menu_new (items); gnome_popup_menu_do_popup_modal (popup, NULL, NULL, event, panel); gtk_widget_destroy (popup); } /* Returns whether an icon in the icon list is being edited. FIXME: This * function uses a fantastically ugly hack to figure this out. It would be * saner to have a function provided by the icon list widget to do it, but we * can't break forwards compatibility at this point. It would be even saner to * have a good DnD API for the icon list. */ static int editing_icon_list (GnomeIconList *gil) { GnomeCanvasItem *item; item = GNOME_CANVAS (gil)->focused_item; return (item && GNOME_IS_ICON_TEXT_ITEM (item) && GNOME_ICON_TEXT_ITEM (item)->editing); } /* * Strategy for activaing the drags from the icon-list: * * The icon-list uses the button-press/motion-notify events for * the banding selection. We catch the events and only if the * click happens in an icon and the user moves the mouse enough (a * threshold to give it a better feel) activa the drag and drop. * */ static int panel_icon_list_button_press (GtkWidget *widget, GdkEventButton *event, WPanel *panel) { GnomeIconList *gil = GNOME_ICON_LIST (widget); int icon; if (editing_icon_list (gil)) return FALSE; if (event->type != GDK_BUTTON_PRESS) return FALSE; icon = gnome_icon_list_get_icon_at (gil, event->x, event->y); if (icon == -1) { if (event->button == 3) { file_list_popup (event, panel); return TRUE; } } else if (event->button != 3) panel->maybe_start_drag = event->button; panel->click_x = event->x; panel->click_y = event->y; return FALSE; } static int panel_icon_list_button_release (GtkWidget *widget, GdkEventButton *event, WPanel *panel) { panel->maybe_start_drag = 0; return FALSE; } /* Create and setup the icon field display */ static GtkWidget * panel_create_icon_display (WPanel *panel) { GtkWidget *sw; GnomeIconList *ilist; sw = gtk_scrolled_window_new (NULL, NULL); gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC); ilist = GNOME_ICON_LIST ( gnome_icon_list_new_flags (90, NULL, (GNOME_ICON_LIST_IS_EDITABLE | GNOME_ICON_LIST_STATIC_TEXT))); gtk_container_add (GTK_CONTAINER (sw), GTK_WIDGET (ilist)); gtk_widget_show (GTK_WIDGET (ilist)); gnome_icon_list_set_separators (ilist, " /-_."); gnome_icon_list_set_row_spacing (ilist, 2); gnome_icon_list_set_col_spacing (ilist, 2); gnome_icon_list_set_icon_border (ilist, 2); gnome_icon_list_set_text_spacing (ilist, 2); gnome_icon_list_set_selection_mode (ilist, GTK_SELECTION_MULTIPLE); GTK_WIDGET_SET_FLAGS (ilist, GTK_CAN_FOCUS); gtk_signal_connect (GTK_OBJECT (ilist), "select_icon", GTK_SIGNAL_FUNC (panel_icon_list_select_icon), panel); gtk_signal_connect (GTK_OBJECT (ilist), "unselect_icon", GTK_SIGNAL_FUNC (panel_icon_list_unselect_icon), panel); gtk_signal_connect (GTK_OBJECT (ilist), "text_changed", GTK_SIGNAL_FUNC (panel_icon_renamed), panel); /* Setup the icons and DnD */ load_dnd_icons (); gtk_drag_dest_set (GTK_WIDGET (ilist), GTK_DEST_DEFAULT_DROP, drop_types, ELEMENTS (drop_types), GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK | GDK_ACTION_ASK); gtk_signal_connect (GTK_OBJECT (ilist), "drag_data_get", GTK_SIGNAL_FUNC (panel_drag_data_get), panel); gtk_signal_connect (GTK_OBJECT (ilist), "drag_data_delete", GTK_SIGNAL_FUNC (panel_drag_data_delete), panel); gtk_signal_connect (GTK_OBJECT (ilist), "drag_data_received", GTK_SIGNAL_FUNC (panel_icon_list_drag_data_received), panel); gtk_signal_connect (GTK_OBJECT (ilist), "drag_begin", GTK_SIGNAL_FUNC (panel_drag_begin), panel); gtk_signal_connect (GTK_OBJECT (ilist), "drag_end", GTK_SIGNAL_FUNC (panel_drag_end), panel); /* These implement our drag-start activation code, as we have a pretty oveloaded widget */ gtk_signal_connect (GTK_OBJECT (ilist), "button_press_event", GTK_SIGNAL_FUNC (panel_icon_list_button_press), panel); gtk_signal_connect (GTK_OBJECT (ilist), "button_release_event", GTK_SIGNAL_FUNC (panel_icon_list_button_release), panel); gtk_signal_connect (GTK_OBJECT (ilist), "motion_notify_event", GTK_SIGNAL_FUNC (panel_widget_motion), panel); /* This signal is provide for scrolling the main window if data is being * dragged. */ gtk_signal_connect (GTK_OBJECT (ilist), "drag_motion", GTK_SIGNAL_FUNC (panel_icon_list_drag_motion), panel); gtk_signal_connect (GTK_OBJECT (ilist), "drag_leave", GTK_SIGNAL_FUNC (panel_icon_list_drag_leave), panel); return sw; } static void panel_switch_new_display_mode (WPanel *panel) { GtkWidget *old_list = panel->list; if (!old_list) return; panel->list = panel_create_file_list (panel); gtk_widget_destroy (old_list); gtk_container_add (GTK_CONTAINER (panel->panel_listbox), panel->list); gtk_widget_show_all (panel->list); } static GtkWidget * panel_create_cwd (Dlg_head *h, WPanel *panel, void **entry) { WInput *in; in = input_new (0, 0, 0, 10, "", "cwd"); add_widget (h, in); /* Force the creation of the gtk widget */ send_message_to (h, (Widget *) in, WIDGET_INIT, 0); *entry = in; /* FIXME: for now, we set the usize. Ultimately, toolbar * will let you expand it, we hope. */ gtk_widget_set_usize (GTK_WIDGET (in->widget.wdata), 296, -1); return GTK_WIDGET (in->widget.wdata); } void display_mini_info (WPanel *panel) { GnomeAppBar *bar = GNOME_APPBAR (panel->ministatus); if (panel->searching) { char *buf; buf = g_strdup_printf (_("Search: %s"), panel->search_buffer); gnome_appbar_pop (bar); gnome_appbar_push (bar, buf); g_free (buf); return; } if (panel->marked){ char *buf; buf = g_strdup_printf ((panel->marked == 1) ? _("%s bytes in %d file") : _("%s bytes in %d files"), size_trunc_sep (panel->total), panel->marked); gnome_appbar_pop (bar); gnome_appbar_push (bar, buf); g_free (buf); return; } if (S_ISLNK (panel->dir.list [panel->selected].buf.st_mode)){ char *link, link_target [MC_MAXPATHLEN]; int len; link = concat_dir_and_file (panel->cwd, panel->dir.list [panel->selected].fname); len = mc_readlink (link, link_target, MC_MAXPATHLEN); g_free (link); if (len > 0){ link_target [len] = 0; /* FIXME: Links should be handled differently */ /* str = g_strconcat ("-> ", link_target, NULL); */ gnome_appbar_pop (bar); gnome_appbar_push (bar, " "); /* g_free (str); */ } else { gnome_appbar_pop (bar); gnome_appbar_push (bar, _("")); } return; } if (panel->estimated_total > 8){ int len = panel->estimated_total; char *buffer; buffer = g_malloc (len + 2); format_file (buffer, panel, panel->selected, panel->estimated_total-2, 0, 1); buffer [len] = 0; gnome_appbar_pop (bar); gnome_appbar_push (bar, buffer); g_free (buffer); } if (panel->list_type == list_icons){ if (panel->marked == 0){ gnome_appbar_pop (bar); gnome_appbar_push (bar, " "); } } } /* Signal handler for DTree's "directory_changed" signal */ static void panel_chdir (GtkDTree *dtree, char *path, WPanel *panel) { if (panel->dragging) return; if (do_panel_cd (panel, path, cd_exact)) return; /* success */ if (panel->list_type == list_icons) gnome_icon_list_clear (ILIST_FROM_SW (panel->icons)); else gtk_clist_clear (CLIST_FROM_SW (panel->list)); strncpy (panel->cwd, path, sizeof (panel->cwd)); show_dir (panel); } static void panel_tree_scan_begin (GtkWidget *widget, gpointer data) { WPanel *panel; panel = data; set_cursor_busy (panel); } static void panel_tree_scan_end (GtkWidget *widget, gpointer data) { WPanel *panel; panel = data; set_cursor_normal (panel); } /* Handler for the possibly_ungrab signal of the dtree widget */ static void panel_tree_possibly_ungrab (GtkWidget *widget, gpointer data) { WPanel *panel; panel = data; /* The stupid clist button press handler grabs the mouse. We will get * called when the user presses the mouse on the tree, so we ungrab it. * Also, we have to make sure we don't knock away a DnD grab. */ if (!panel->drag_tree_dragging_over) gdk_pointer_ungrab (GDK_CURRENT_TIME); } /* Callback for the drag_begin signal of the tree */ static void panel_tree_drag_begin (GtkWidget *widget, GdkDragContext *context, gpointer data) { GtkDTree *dtree; WPanel *panel; dtree = GTK_DTREE (widget); panel = data; panel->dragging = TRUE; dtree->drag_dir = g_strdup (dtree->current_path); } /* Callback for the drag_end signal of the tree */ static void panel_tree_drag_end (GtkWidget *widget, GdkDragContext *context, gpointer data) { GtkDTree *dtree; WPanel *panel; dtree = GTK_DTREE (widget); panel = data; panel->dragging = FALSE; g_free (dtree->drag_dir); dtree->drag_dir = NULL; } /* Callback for the drag_data_get signal of the tree */ static void panel_tree_drag_data_get (GtkWidget *widget, GdkDragContext *context, GtkSelectionData *selection_data, guint info, guint time, gpointer data) { GtkDTree *dtree; char *str; dtree = GTK_DTREE (widget); switch (info){ case TARGET_URI_LIST: case TARGET_TEXT_PLAIN: str = g_strconcat ("file:", dtree->drag_dir, NULL); gtk_selection_data_set (selection_data, selection_data->target, 8, str, strlen (str) + 1); break; default: /* FIXME: handle TARGET_URL */ break; } } /** * tree_drag_open_directory: * * This routine is invoked in a delayed fashion if the user * keeps the drag cursor still over the widget. */ static gint tree_drag_open_directory (gpointer data) { WPanel *panel; GtkDTree *dtree; GtkCTreeNode *node; panel = data; dtree = GTK_DTREE (panel->tree); node = gtk_ctree_node_nth (GTK_CTREE (panel->tree), panel->drag_tree_row); g_assert (node != NULL); if (!GTK_CTREE_ROW (node)->expanded) { #if 0 /* FIXME: Disabled until fully debugged. Should also be configurable. */ dtree->auto_expanded_nodes = g_list_append (dtree->auto_expanded_nodes, node); #endif gtk_ctree_expand (GTK_CTREE (panel->tree), node); } return FALSE; } /* Handles automatic collapsing of the tree nodes when doing drag and drop */ static void panel_tree_check_auto_expand (WPanel *panel, GtkCTreeNode *current) { GtkDTree *dtree; GtkCTree *ctree; GtkCList *clist; GList *free_list; GList *tmp_list; gint row, old_y, new_y; dtree = GTK_DTREE (panel->tree); ctree = GTK_CTREE (panel->tree); clist = GTK_CLIST (panel->tree); tmp_list = dtree->auto_expanded_nodes; if (current) for (; tmp_list; tmp_list = tmp_list->next) if (!gtk_dtree_is_ancestor (dtree, tmp_list->data, current)) break; /* Collapse the rows as necessary. If possible, try to do so that the * "current" stays the same place on the screen. */ if (tmp_list) { if (current) { row = g_list_position (clist->row_list, (GList *) current); old_y = row * clist->row_height - clist->vadjustment->value; } free_list = tmp_list; for (; tmp_list; tmp_list = tmp_list->next) gtk_ctree_collapse (GTK_CTREE (panel->tree), tmp_list->data); /* We have to calculate the row position again because rows may * have shifted during the collapse. */ if (current) { row = g_list_position (clist->row_list, (GList *) current); new_y = row * clist->row_height - clist->vadjustment->value; if (new_y != old_y) gtk_adjustment_set_value (clist->vadjustment, clist->vadjustment->value + new_y - old_y); } if (free_list->prev) free_list->prev->next = NULL; else dtree->auto_expanded_nodes = NULL; free_list->prev = NULL; g_list_free (free_list); } } /** * panel_tree_scrolling_is_desirable: * * If the cursor is in a position close to either edge (top or bottom) * and there is possible to scroll the window, this routine returns * true. */ static gboolean panel_tree_scrolling_is_desirable (WPanel *panel, int x, int y) { GtkDTree *dtree = GTK_DTREE (panel->tree); GtkAdjustment *va; va = scrolled_window_get_vadjustment (panel->tree_scrolled_window); if (y < 10) { if (va->value > va->lower) return TRUE; } else { if (y > (GTK_WIDGET (dtree)->allocation.height - 10)){ if (va->value < va->upper - va->page_size) return TRUE; } } return FALSE; } /* Timer callback to scroll the tree */ static gboolean panel_tree_scroll (gpointer data) { WPanel *panel = data; GtkAdjustment *va; double v; va = scrolled_window_get_vadjustment (panel->tree_scrolled_window); if (panel->drag_motion_y < 10) { v = va->value - va->step_increment; if (v < va->lower) v = va->lower; gtk_adjustment_set_value (va, v); } else { v = va->value + va->step_increment; if (v > va->upper - va->page_size) v = va->upper - va->page_size; gtk_adjustment_set_value (va, v); } return TRUE; } /* Callback for the drag_motion signal of the tree. We set up a timer to * automatically open nodes if the user hovers over them. */ static gboolean panel_tree_drag_motion (GtkWidget *widget, GdkDragContext *context, int x, int y, guint time, gpointer data) { GtkDTree *dtree; WPanel *panel; int on_row, row, col; GtkCTreeNode *node; GdkDragAction action; GtkWidget *source_widget; char *row_path; int on_drag_row; dtree = GTK_DTREE (widget); panel = data; panel->drag_tree_dragging_over = TRUE; panel_setup_drag_scroll (panel, x, y, panel_tree_scrolling_is_desirable, panel_tree_scroll); on_row = gtk_clist_get_selection_info (GTK_CLIST (widget), x, y, &row, &col); /* Remove the auto-expansion timeout if we are on the blank area of the * tree or on a row different from the previous one. */ if ((!on_row || row != panel->drag_tree_row) && panel->drag_tree_timeout_id != 0) { gtk_timeout_remove (panel->drag_tree_timeout_id); panel->drag_tree_timeout_id = 0; if (panel->drag_tree_fe) { file_entry_free (panel->drag_tree_fe); panel->drag_tree_fe = NULL; } } action = 0; if (on_row) { node = gtk_ctree_node_nth (GTK_CTREE (dtree), row); row_path = gtk_dtree_get_row_path (dtree, node); if (row != panel->drag_tree_row) { /* Highlight the row by selecting it */ panel_tree_check_auto_expand (panel, node); dtree->internal = TRUE; gtk_clist_select_row (GTK_CLIST (widget), row, 0); dtree->internal = FALSE; /* Create the file entry to validate drops */ panel->drag_tree_fe = file_entry_from_file (row_path); /* Install the timeout handler for auto-expansion */ panel->drag_tree_timeout_id = gtk_timeout_add (TREE_OPEN_TIMEOUT, tree_drag_open_directory, panel); panel->drag_tree_row = row; } /* Validate the action */ gdnd_find_panel_by_drag_context (context, &source_widget); /* If this tree is the drag source, see if the user is trying to * drop on the row being dragged. Otherwise, consider all rows * as not selected. */ if (source_widget == widget) { g_assert (dtree->drag_dir != NULL); on_drag_row = strcmp (row_path, dtree->drag_dir) == 0; } else on_drag_row = FALSE; action = gdnd_validate_action (context, FALSE, source_widget != NULL, source_widget == widget, row_path, panel->drag_tree_fe, on_drag_row); g_free (row_path); } else { panel->drag_tree_row = -1; panel_tree_check_auto_expand (panel, NULL); } gdk_drag_status (context, action, time); return TRUE; } /* Callback for the drag_leave signal of the tree. We deactivate the timeout for * automatic branch expansion. */ static void panel_tree_drag_leave (GtkWidget *widget, GdkDragContext *context, guint time, gpointer data) { WPanel *panel; panel = data; panel->drag_tree_dragging_over = FALSE; panel_cancel_drag_scroll (panel); if (panel->drag_tree_timeout_id != 0) { gtk_timeout_remove (panel->drag_tree_timeout_id); panel->drag_tree_timeout_id = 0; } if (panel->drag_tree_fe) { file_entry_free (panel->drag_tree_fe); panel->drag_tree_fe = NULL; } if (panel->drag_tree_row != -1) panel_tree_check_auto_expand (panel, NULL); panel->drag_tree_row = -1; } #if CONTEXT_MENU_ON_TREE static void tree_do_op (GtkWidget *tree, WPanel *panel, int operation) { } static void tree_copy_cmd (GtkWidget *tree, WPanel *panel) { tree_do_op (tree, panel, OP_COPY); } static void tree_del_cmd (GtkWidget *tree, WPanel *panel) { tree_do_op (tree, panel, OP_DELETE); } static void tree_ren_cmd (GtkWidget *tree, WPanel *panel) { tree_do_op (tree, panel, OP_MOVE); } static GnomeUIInfo tree_popup_items[] = { GNOMEUIINFO_ITEM_STOCK(N_("_Copy..."), N_("Copy directory"), tree_copy_cmd, GNOME_STOCK_PIXMAP_COPY), GNOMEUIINFO_ITEM_STOCK(N_("_Delete..."), N_("Delete directory"), tree_del_cmd, GNOME_STOCK_PIXMAP_TRASH), GNOMEUIINFO_ITEM_NONE(N_("_Move..."), N_("Rename or move directory"), tree_ren_cmd), GNOMEUIINFO_END }; static void panel_tree_button_press (GtkWidget *widget, GdkEventButton *event, WPanel *panel) { GtkWidget *popup; if (event->type != GDK_BUTTON_PRESS) return; if (event->button != 3) return; popup = gnome_popup_menu_new (tree_popup_items); gnome_popup_menu_do_popup_modal (popup, NULL, NULL, event, panel); gtk_widget_destroy (popup); } #endif /** * panel_create_tree_view: * * Create and initializes the GtkDTree widget for being used in the * Panel */ static GtkWidget * panel_create_tree_view (WPanel *panel) { GtkWidget *tree; tree = gtk_dtree_new (); /*gtk_ctree_set_line_style (GTK_CTREE (tree), GTK_CTREE_LINES_DOTTED);*/ /*gtk_ctree_set_expander_style (GTK_CTREE (tree), GTK_CTREE_EXPANDER_SQUARE);*/ gtk_ctree_set_indent (GTK_CTREE (tree), 10); /* DTree signals */ gtk_signal_connect (GTK_OBJECT (tree), "directory_changed", GTK_SIGNAL_FUNC (panel_chdir), panel); gtk_signal_connect (GTK_OBJECT (tree), "scan_begin", GTK_SIGNAL_FUNC (panel_tree_scan_begin), panel); gtk_signal_connect (GTK_OBJECT (tree), "scan_end", GTK_SIGNAL_FUNC (panel_tree_scan_end), panel); gtk_signal_connect (GTK_OBJECT (tree), "possibly_ungrab", GTK_SIGNAL_FUNC (panel_tree_possibly_ungrab), panel); /* Set up drag source */ gtk_drag_source_set (GTK_WIDGET (tree), GDK_BUTTON1_MASK | GDK_BUTTON2_MASK, drag_types, ELEMENTS (drag_types), (GDK_ACTION_LINK | GDK_ACTION_MOVE | GDK_ACTION_COPY | GDK_ACTION_ASK | GDK_ACTION_DEFAULT)); gtk_signal_connect (GTK_OBJECT (tree), "drag_begin", GTK_SIGNAL_FUNC (panel_tree_drag_begin), panel); gtk_signal_connect (GTK_OBJECT (tree), "drag_end", GTK_SIGNAL_FUNC (panel_tree_drag_end), panel); gtk_signal_connect (GTK_OBJECT (tree), "drag_data_get", GTK_SIGNAL_FUNC (panel_tree_drag_data_get), panel); /* Set up drag destination */ gtk_drag_dest_set (GTK_WIDGET (tree), GTK_DEST_DEFAULT_DROP, drop_types, ELEMENTS (drop_types), GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK | GDK_ACTION_ASK); gtk_signal_connect (GTK_OBJECT (tree), "drag_motion", GTK_SIGNAL_FUNC (panel_tree_drag_motion), panel); gtk_signal_connect (GTK_OBJECT (tree), "drag_leave", GTK_SIGNAL_FUNC (panel_tree_drag_leave), panel); gtk_signal_connect (GTK_OBJECT (tree), "drag_data_received", GTK_SIGNAL_FUNC (panel_tree_drag_data_received), panel); #ifdef CONTEXT_MENU_ON_TREE /* Context sensitive menu */ gtk_signal_connect_after (GTK_OBJECT (tree), "button_press_event", GTK_SIGNAL_FUNC (panel_tree_button_press), panel); gtk_clist_set_button_actions (GTK_CLIST (tree), 2, GTK_BUTTON_SELECTS); #endif return tree; } /* * create_and_setup_pane: * * Creates the horizontal GtkPaned widget that holds the tree * and the listing/iconing displays */ static GtkWidget * create_and_setup_pane (WPanel *panel) { GtkWidget *pane; GtkWidget *tree = panel->tree; GdkFont *tree_font = tree->style->font; int size; pane = gtk_hpaned_new (); if (tree_panel_visible == -1) size = 20 * gdk_string_width (tree_font, "W"); else { if (tree_panel_visible) size = tree_panel_visible; else size = 0; } #if 0 gtk_paned_set_position (GTK_PANED (pane), size); #else /* * Hack: set the default startup size for the pane without * using _set_usize which would set the minimal size */ GTK_PANED (pane)->child1_size = size; GTK_PANED (pane)->position_set = TRUE; #endif gtk_widget_show (pane); return pane; } static void panel_back (GtkWidget *button, WPanel *panel) { directory_history_prev (panel); } static void panel_fwd (GtkWidget *button, WPanel *panel) { directory_history_next (panel); } static void panel_up (GtkWidget *button, WPanel *panel) { do_panel_cd (panel, "..", cd_exact); } static void rescan_panel (GtkWidget *widget, gpointer data) { reread_cmd (); } static void go_home (GtkWidget *widget, WPanel *panel) { do_panel_cd (panel, "~", cd_exact); } /* The toolbar */ static GnomeUIInfo toolbar[] = { GNOMEUIINFO_ITEM_STOCK (N_("Back"), N_("Go to the previously visited directory"), panel_back, GNOME_STOCK_PIXMAP_BACK), GNOMEUIINFO_ITEM_STOCK (N_("Up"), N_("Go up a level in the directory hierarchy"), panel_up, GNOME_STOCK_PIXMAP_UP), GNOMEUIINFO_ITEM_STOCK (N_("Forward"), N_("Go to the next directory"), panel_fwd, GNOME_STOCK_PIXMAP_FORWARD), GNOMEUIINFO_SEPARATOR, GNOMEUIINFO_ITEM_STOCK (N_("Rescan"), N_("Rescan the current directory"), rescan_panel, GNOME_STOCK_PIXMAP_REFRESH), GNOMEUIINFO_SEPARATOR, GNOMEUIINFO_ITEM_STOCK (N_("Home"), N_("Go to your home directory"), go_home, GNOME_STOCK_PIXMAP_HOME), GNOMEUIINFO_SEPARATOR, GNOMEUIINFO_RADIOLIST(panel_view_toolbar_uiinfo), GNOMEUIINFO_END }; static void do_ui_signal_connect (GnomeUIInfo *uiinfo, gchar *signal_name, GnomeUIBuilderData *uibdata) { if (uiinfo->moreinfo) gtk_signal_connect (GTK_OBJECT (uiinfo->widget), signal_name, uiinfo->moreinfo, uibdata->data ? uibdata->data : uiinfo->user_data); } static void tree_size_allocate (GtkWidget *widget, GtkAllocation *allocation, WPanel *panel) { if (allocation->width <= 0){ tree_panel_visible = 0; } else { tree_panel_visible = allocation->width; } if (auto_save_setup) { save_setup (); } } void x_create_panel (Dlg_head *h, widget_data parent, WPanel *panel) { GtkWidget *status_line, *vbox, *ministatus_box; GtkWidget *cwd; GtkWidget *dock; GnomeUIBuilderData uibdata; panel->xwindow = gtk_widget_get_toplevel (GTK_WIDGET (panel->widget.wdata)); panel->table = gtk_table_new (2, 1, 0); /* * Tree View */ panel->tree_scrolled_window = gtk_scrolled_window_new (NULL, NULL); gtk_scrolled_window_set_policy ( GTK_SCROLLED_WINDOW (panel->tree_scrolled_window), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC); panel->tree = panel_create_tree_view (panel); gtk_container_add (GTK_CONTAINER (panel->tree_scrolled_window), panel->tree); gtk_widget_show_all (panel->tree_scrolled_window); /* * Icon and Listing display */ panel->notebook = gtk_notebook_new (); gtk_notebook_set_show_tabs (GTK_NOTEBOOK (panel->notebook), FALSE); gtk_widget_show (panel->notebook); panel->icons = panel_create_icon_display (panel); gtk_widget_show (panel->icons); memcpy (panel->column_width, default_column_width, sizeof (default_column_width)); panel->list = panel_create_file_list (panel); gtk_widget_ref (panel->icons); gtk_widget_ref (panel->list); panel->panel_listbox = gtk_event_box_new (); gtk_widget_show (panel->panel_listbox); gtk_container_add (GTK_CONTAINER (panel->panel_listbox), panel->list); gtk_notebook_append_page (GTK_NOTEBOOK (panel->notebook), panel->icons, NULL); gtk_notebook_append_page (GTK_NOTEBOOK (panel->notebook), panel->panel_listbox, NULL); gtk_notebook_set_page (GTK_NOTEBOOK (panel->notebook), panel->list_type == list_icons ? 0 : 1); gtk_widget_show (panel->icons); gtk_widget_show (panel->list); gtk_widget_show (panel->notebook); /* * Pane */ panel->pane = create_and_setup_pane (panel); gtk_paned_add1 (GTK_PANED (panel->pane), panel->tree_scrolled_window); gtk_signal_connect (GTK_OBJECT (panel->tree_scrolled_window), "size_allocate", GTK_SIGNAL_FUNC (tree_size_allocate), panel); /* * Current Working directory */ cwd = panel_create_cwd (h, panel, &panel->current_dir); /* * We go through a lot of pain, wrestling with gnome_app* and gmc's @#$&*#$ internal structure and * make the #@$*&@#$ toolbars here... */ status_line = gtk_toolbar_new (GTK_ORIENTATION_HORIZONTAL, GTK_TOOLBAR_BOTH); uibdata.connect_func = do_ui_signal_connect; uibdata.data = panel; uibdata.is_interp = FALSE; uibdata.relay_func = NULL; uibdata.destroy_func = NULL; gnome_app_fill_toolbar_custom (GTK_TOOLBAR (status_line), toolbar, &uibdata, NULL); gnome_app_add_toolbar (GNOME_APP (panel->xwindow), GTK_TOOLBAR (status_line), "gmc-toolbar0", GNOME_DOCK_ITEM_BEH_EXCLUSIVE, GNOME_DOCK_TOP, 2, 0, 0); panel->view_toolbar_items = copy_uiinfo_widgets (panel_view_toolbar_uiinfo); panel->back_b = toolbar[0].widget; panel->up_b = toolbar[1].widget; panel->fwd_b = toolbar[2].widget; panel_update_marks (panel); /* Set the list type by poking a toolbar item. Yes, this is hackish. * We fall back to icon view if a certain listing type is not supported. * Be sure to keep this in sync with the uiinfo arrays in glayout.c. */ if (panel->list_type == list_brief) gtk_toggle_button_set_active ( GTK_TOGGLE_BUTTON (panel_view_toolbar_uiinfo[1].widget), TRUE); else if (panel->list_type == list_full) gtk_toggle_button_set_active ( GTK_TOGGLE_BUTTON (panel_view_toolbar_uiinfo[2].widget), TRUE); else if (panel->list_type == list_user) gtk_toggle_button_set_active ( GTK_TOGGLE_BUTTON (panel_view_toolbar_uiinfo[3].widget), TRUE); else gtk_toggle_button_set_active ( GTK_TOGGLE_BUTTON (panel_view_toolbar_uiinfo[0].widget), TRUE); status_line = gtk_hbox_new (FALSE, 2); gtk_container_set_border_width (GTK_CONTAINER (status_line), 3); gtk_box_pack_start (GTK_BOX (status_line), gtk_label_new (_("Location:")), FALSE, FALSE, 0); gtk_box_pack_start (GTK_BOX (status_line), cwd, TRUE, TRUE, 0); dock = gnome_dock_item_new ("gmc-toolbar1", (GNOME_DOCK_ITEM_BEH_EXCLUSIVE | GNOME_DOCK_ITEM_BEH_NEVER_VERTICAL)); gtk_container_add (GTK_CONTAINER (dock), status_line); gnome_dock_add_item (GNOME_DOCK (GNOME_APP (panel->xwindow)->dock), GNOME_DOCK_ITEM (dock), GNOME_DOCK_TOP, 1, 0, 0, FALSE); gtk_widget_show_all (dock); panel->view_table = gtk_table_new (1, 1, 0); gtk_widget_show (panel->view_table); /* * The status bar. */ ministatus_box = gtk_frame_new (NULL); gtk_frame_set_shadow_type (GTK_FRAME (ministatus_box), GTK_SHADOW_IN); panel->status = gtk_label_new (_("Show all files")); gtk_misc_set_alignment (GTK_MISC (panel->status), 0.0, 0.0); gtk_misc_set_padding (GTK_MISC (panel->status), 2, 0); gtk_box_pack_start (GTK_BOX (panel->ministatus), ministatus_box, FALSE, FALSE, 0); gtk_container_add (GTK_CONTAINER (ministatus_box), panel->status); gtk_widget_show (ministatus_box); gtk_widget_show (panel->status); /* * Put the icon list and the file listing in a nice frame */ /* Add both the icon view and the listing view */ gtk_table_attach (GTK_TABLE (panel->view_table), panel->notebook, 0, 1, 0, 1, GTK_EXPAND | GTK_FILL | GTK_SHRINK, GTK_EXPAND | GTK_FILL | GTK_SHRINK, 0, 0); gtk_table_attach (GTK_TABLE (panel->table), panel->pane, 0, 1, 1, 2, GTK_EXPAND | GTK_FILL | GTK_SHRINK, GTK_EXPAND | GTK_FILL | GTK_SHRINK, 0, 0); gtk_paned_add2 (GTK_PANED (panel->pane), panel->view_table); /* * ministatus_box is a container created just to put the * panel->ministatus inside. * * Then the resize mode for ministatus_box is changed to stop * any size-changed messages to be propagated above. * * This is required as the panel->ministatus Label is changed * very often (to display status information). If this hack * is not made, then the resize is queued and the whole window * flickers each time this changes */ #if 0 ministatus_box = gtk_hbox_new (FALSE, 0); gtk_container_add (GTK_CONTAINER (ministatus_box), panel->ministatus); gtk_widget_show (ministatus_box); gtk_container_set_resize_mode (GTK_CONTAINER (ministatus_box), GTK_RESIZE_QUEUE); gtk_table_attach (GTK_TABLE (panel->table), ministatus_box, 0, 1, 2, 3, GTK_EXPAND | GTK_FILL | GTK_SHRINK, 0, 0, 0); gtk_table_attach (GTK_TABLE (panel->table), frame, 0, 1, 3, 4, GTK_EXPAND | GTK_FILL, 0, 0, 0); #endif /* Ultra nasty hack: pull the vbox from wdata */ vbox = GTK_WIDGET (panel->widget.wdata); panel->widget.wdata = (widget_data) panel->table; /* Now, insert our table in our parent */ gtk_container_add (GTK_CONTAINER (vbox), panel->table); gtk_widget_show (vbox); gtk_widget_show (panel->table); if (!(panel->widget.options & W_PANEL_HIDDEN) && !is_trash_panel) gtk_widget_show (gtk_widget_get_toplevel (panel->table)); if (!pixmaps_ready) panel_create_pixmaps (); /* In GNOME the panel wants to have the cursor, to avoid "auto" focusing the * filter input line */ panel->widget.options |= W_WANT_CURSOR; panel->estimated_total = 0; panel->timer_id = -1; /* re-set the user_format explicitly */ if (default_user_format != NULL) { g_free (panel->user_format); panel->user_format = g_strdup (default_user_format); } } void panel_update_cols (Widget *panel, int frame_size) { panel->cols = 60; panel->lines = 20; } char * get_nth_panel_name (int num) { static char buffer [BUF_TINY]; if (!num) return "New Left Panel"; else if (num == 1) return "New Right Panel"; else { g_snprintf (buffer, sizeof (buffer), "%ith Panel", num); return buffer; } } void load_hint (void) { char *hint; if ((hint = get_random_hint ())){ if (*hint) set_hintbar (hint); g_free (hint); } else set_hintbar ("The GNOME File Manager " VERSION); } void paint_frame (WPanel *panel) { } void x_reset_sort_labels (WPanel *panel) { int page; if (!panel->notebook) return; if (panel->list_type == list_icons){ page = 0; } else { page = 1; panel_switch_new_display_mode (panel); } gtk_notebook_set_page (GTK_NOTEBOOK (panel->notebook), page); } /* Releases all of the X resources allocated */ void x_panel_destroy (WPanel *panel) { gtk_widget_destroy (GTK_WIDGET (panel->xwindow)); }