+++ /dev/null
-/*
- * GQview image viewer
- * (C)1999 John Ellis
- *
- * Author: John Ellis
- *
- */
-
-#include "gqview.h"
-#include "image.h"
-
-enum {
- TARGET_URI_LIST,
- TARGET_TEXT_PLAIN
-};
-
-static GtkTargetEntry file_drag_types[] = {
- { "text/uri-list", 0, TARGET_URI_LIST },
- { "text/plain", 0, TARGET_TEXT_PLAIN }
-};
-static gint n_file_drag_types = 2;
-
-static GtkTargetEntry file_drop_types[] = {
- { "text/uri-list", 0, TARGET_URI_LIST }
-};
-static gint n_file_drop_types = 1;
-
-static GList *get_uri_file_list(gchar *data);
-
-static void image_get_dnd_data(GtkWidget *widget, GdkDragContext *context,
- gint x, gint y,
- GtkSelectionData *selection_data, guint info,
- guint time, gpointer data);
-static void image_set_dnd_data(GtkWidget *widget, GdkDragContext *context,
- GtkSelectionData *selection_data, guint info,
- guint time, gpointer data);
-static void image_drag_end(GtkWidget *widget, GdkDragContext *context, gpointer data);
-
-static void file_list_set_dnd_data(GtkWidget *widget, GdkDragContext *context,
- GtkSelectionData *selection_data, guint info,
- guint time, gpointer data);
-static void file_list_drag_begin(GtkWidget *widget, GdkDragContext *context, gpointer data);
-static void file_list_drag_end(GtkWidget *widget, GdkDragContext *context, gpointer data);
-
-static void dir_list_set_dnd_data(GtkWidget *widget, GdkDragContext *context,
- GtkSelectionData *selection_data, guint info,
- guint time, gpointer data);
-static void dir_clist_set_highlight(gint set);
-static void dir_list_drag_begin(GtkWidget *widget, GdkDragContext *context, gpointer data);
-static void dir_list_drag_end(GtkWidget *widget, GdkDragContext *context, gpointer data);
-
-static GList *get_uri_file_list(gchar *data)
-{
- GList *list = NULL;
- gint b, e;
-
- b = e = 0;
-
- while (data[b] != '\0')
- {
- while (data[e] != '\r' && data[e] != '\n' && data[e] != '\0') e++;
- if (!strncmp(data + b, "file:", 5))
- {
- b += 5;
- list = g_list_append(list, g_strndup(data + b, e - b));
- }
- while (data[e] == '\r' || data[e] == '\n') e++;
- b = e;
- }
-
- return list;
-}
-
-/*
- *-----------------------------------------------------------------------------
- * image drag and drop routines
- *-----------------------------------------------------------------------------
- */
-
-static void image_get_dnd_data(GtkWidget *widget, GdkDragContext *context,
- gint x, gint y,
- GtkSelectionData *selection_data, guint info,
- guint time, gpointer data)
-{
- ImageWindow *imd = data;
-
- if (info == TARGET_URI_LIST)
- {
- GList *list = get_uri_file_list(selection_data->data);
- if (list)
- {
- gchar *path;
-
- path = list->data;
-
- if (imd == normal_image)
- {
- if (isfile(path))
- {
- gint row;
- gchar *dir = remove_level_from_path(path);
- if (strcmp(dir, current_path) != 0)
- filelist_change_to(dir);
- g_free(dir);
-
- row = find_file_in_list(path);
- if (row == -1)
- image_change_to(path);
- else
- file_image_change_to(row);
- }
- else if (isdir(path))
- {
- filelist_change_to(path);
- image_change_to(NULL);
- }
- }
- else
- {
- if (isfile(path))
- {
- image_area_set_image(imd, path, get_default_zoom(imd));
- }
- }
-
- if (debug)
- {
- GList *work = list;
- while (work)
- {
- printf("dropped: %s\n", (gchar *)(work->data));
- work = work->next;
- }
- }
-
- g_list_foreach(list, (GFunc)g_free, NULL);
- g_list_free(list);
- }
- }
-}
-
-static void image_set_dnd_data(GtkWidget *widget, GdkDragContext *context,
- GtkSelectionData *selection_data, guint info,
- guint time, gpointer data)
-{
- ImageWindow *imd = data;
- gchar *path = image_area_get_path(imd);
-
- if (path)
- {
- gchar *text = NULL;
- switch (info)
- {
- case TARGET_URI_LIST:
- text = g_strconcat("file:", path, "\r\n", NULL);
- break;
- case TARGET_TEXT_PLAIN:
- text = g_strdup(path);
- break;
- }
- if (text)
- {
- gtk_selection_data_set (selection_data, selection_data->target,
- 8, text, strlen(text));
- g_free(text);
- }
- }
- else
- {
- gtk_selection_data_set (selection_data, selection_data->target,
- 8, NULL, 0);
- }
-}
-
-static void image_drag_end(GtkWidget *widget, GdkDragContext *context, gpointer data)
-{
- ImageWindow *imd = data;
- if (context->action == GDK_ACTION_MOVE)
- {
- gint row = find_file_in_list(image_area_get_path(imd));
- if (row < 0) return;
- if (image_get_path() && strcmp(image_get_path(), image_area_get_path(imd)) == 0)
- {
- if (row < file_count() - 1)
- {
- file_next_image();
- }
- else
- {
- file_prev_image();
- }
- }
- filelist_refresh();
- }
-}
-
-void image_dnd_init(ImageWindow *imd)
-{
- gtk_drag_source_set(imd->viewport, GDK_BUTTON2_MASK,
- file_drag_types, n_file_drag_types, GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
- gtk_signal_connect(GTK_OBJECT(imd->viewport), "drag_data_get",
- image_set_dnd_data, imd);
- gtk_signal_connect(GTK_OBJECT(imd->viewport), "drag_end",
- image_drag_end, imd);
-
- gtk_drag_dest_set(imd->viewport,
- GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_HIGHLIGHT | GTK_DEST_DEFAULT_DROP,
- file_drop_types, n_file_drop_types,
- GDK_ACTION_COPY);
- gtk_signal_connect(GTK_OBJECT(imd->viewport), "drag_data_received",
- image_get_dnd_data, imd);
-}
-
-/*
- *-----------------------------------------------------------------------------
- * file list drag and drop routines (private)
- *-----------------------------------------------------------------------------
- */
-
-static void file_list_set_dnd_data(GtkWidget *widget, GdkDragContext *context,
- GtkSelectionData *selection_data, guint info,
- guint time, gpointer data)
-{
- gchar *uri_text = NULL;
- gchar *leader = "file:";
- gchar *sep = "\r\n";
- gint total;
- gint leader_l;
- gint sep_l = strlen(sep);
- gchar *ptr;
-
- switch (info)
- {
- case TARGET_URI_LIST:
- leader_l = strlen(leader);
- break;
- case TARGET_TEXT_PLAIN:
- leader_l = 0;
- break;
- default:
- return;
- break;
- }
-
- if (file_clicked_is_selected())
- {
- GList *list;
- GList *work;
-
- list = file_get_selected_list();
- if (!list) return;
- work = list;
- total = 0;
-
- /* compute length */
-
- while (work)
- {
- gchar *name = work->data;
- total += leader_l + strlen(name) + sep_l;
- work = work->next;
- }
-
- /* create list */
- uri_text = g_malloc(total + 1);
- ptr = uri_text;
-
- work = list;
- while (work)
- {
- gchar *name = work->data;
- if (leader_l > 0)
- {
- strcpy(ptr, leader);
- ptr += leader_l;
- }
- strcpy(ptr, name);
- ptr += strlen(name);
- strcpy(ptr, sep);
- ptr += sep_l;
- work = work->next;
- }
- ptr[0] = '\0';
- free_selected_list(list);
- }
- else
- {
- gchar *path = file_clicked_get_path();
- if (!path) return;
- switch (info)
- {
- case TARGET_URI_LIST:
- uri_text = g_strconcat("file:", path, "\r\n", NULL);
- break;
- case TARGET_TEXT_PLAIN:
- uri_text = g_strdup(path);
- break;
- }
- total = strlen(uri_text);
- g_free(path);
- }
-
- if (debug) printf(uri_text);
-
- gtk_selection_data_set (selection_data, selection_data->target,
- 8, uri_text, total);
- g_free(uri_text);
-
- file_clist_highlight_unset();
-}
-
-static void file_list_drag_begin(GtkWidget *widget, GdkDragContext *context, gpointer data)
-{
- file_clist_highlight_set();
-}
-
-static void file_list_drag_end(GtkWidget *widget, GdkDragContext *context, gpointer data)
-{
- file_clist_highlight_unset();
-
- if (context->action == GDK_ACTION_MOVE)
- {
- filelist_refresh();
- }
-}
-
-/*
- *-----------------------------------------------------------------------------
- * directory list drag and drop routines (private)
- *-----------------------------------------------------------------------------
- */
-
-static void dir_list_set_dnd_data(GtkWidget *widget, GdkDragContext *context,
- GtkSelectionData *selection_data, guint info,
- guint time, gpointer data)
-{
- gint row = GPOINTER_TO_INT(gtk_object_get_user_data(GTK_OBJECT(dir_clist)));
-
- if (row >= 0)
- {
- gchar *name = gtk_clist_get_row_data(GTK_CLIST(dir_clist), row);
- gchar *new_path;
- gchar *text = NULL;
-
- if (strcmp(name, ".") == 0)
- new_path = g_strdup(current_path);
- else if (strcmp(name, "..") == 0)
- new_path = remove_level_from_path(current_path);
- else
- {
- if (strcmp(current_path, "/") == 0)
- new_path = g_strconcat(current_path, name, NULL);
- else
- new_path = g_strconcat(current_path, "/", name, NULL);
- }
-
-
- switch (info)
- {
- case TARGET_URI_LIST:
- text = g_strconcat("file:", new_path, "\r\n", NULL);
- break;
- case TARGET_TEXT_PLAIN:
- text = g_strdup(new_path);
- break;
- }
- if (text)
- {
- gtk_selection_data_set (selection_data, selection_data->target,
- 8, text, strlen(text));
- g_free(text);
- }
- g_free(new_path);
- }
-}
-
-static void dir_clist_set_highlight(gint set)
-{
- gint row = GPOINTER_TO_INT(gtk_object_get_user_data(GTK_OBJECT(dir_clist)));
- if (set)
- {
- gtk_clist_set_background(GTK_CLIST(dir_clist), row,
- >K_WIDGET (dir_clist)->style->bg[GTK_STATE_SELECTED]);
- gtk_clist_set_foreground(GTK_CLIST(dir_clist), row,
- >K_WIDGET (dir_clist)->style->fg[GTK_STATE_SELECTED]);
- }
- else
- {
- gtk_clist_set_background(GTK_CLIST(dir_clist), row, NULL);
- gtk_clist_set_foreground(GTK_CLIST(dir_clist), row, NULL);
- }
-}
-
-static void dir_list_drag_begin(GtkWidget *widget, GdkDragContext *context, gpointer data)
-{
- dir_clist_set_highlight(TRUE);
-}
-
-static void dir_list_drag_end(GtkWidget *widget, GdkDragContext *context, gpointer data)
-{
- dir_clist_set_highlight(FALSE);
-
- if (context->action == GDK_ACTION_MOVE)
- {
- filelist_refresh();
- }
-}
-
-/*
- *-----------------------------------------------------------------------------
- * drag and drop initialization (public)
- *-----------------------------------------------------------------------------
- */
-
-void init_dnd()
-{
- /* dir clist */
- gtk_drag_source_set(dir_clist, GDK_BUTTON2_MASK,
- file_drag_types, n_file_drag_types, GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
- gtk_signal_connect(GTK_OBJECT(dir_clist), "drag_begin",
- dir_list_drag_begin, NULL);
- gtk_signal_connect(GTK_OBJECT(dir_clist), "drag_data_get",
- dir_list_set_dnd_data, NULL);
- gtk_signal_connect(GTK_OBJECT(dir_clist), "drag_end",
- dir_list_drag_end, NULL);
-
- /* file clist */
- gtk_drag_source_set(file_clist, GDK_BUTTON2_MASK,
- file_drag_types, n_file_drag_types, GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
- gtk_signal_connect(GTK_OBJECT(file_clist), "drag_begin",
- file_list_drag_begin, NULL);
- gtk_signal_connect(GTK_OBJECT(file_clist), "drag_data_get",
- file_list_set_dnd_data, NULL);
- gtk_signal_connect(GTK_OBJECT(file_clist), "drag_end",
- file_list_drag_end, NULL);
-
- /* image */
- image_dnd_init(main_image);
-}
-
-
projects / geeqie.git / blobdiff