Move FivIoModel to its own compilation unit
This commit is contained in:
@@ -17,7 +17,7 @@
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#pragma once
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#pragma once
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#include "fiv-io.h"
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#include "fiv-io-model.h"
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#include <gtk/gtk.h>
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#include <gtk/gtk.h>
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539
fiv-io-model.c
Normal file
539
fiv-io-model.c
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@@ -0,0 +1,539 @@
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//
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// fiv-io-model.c: filesystem
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//
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// Copyright (c) 2021 - 2023, Přemysl Eric Janouch <p@janouch.name>
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//
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// Permission to use, copy, modify, and/or distribute this software for any
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// purpose with or without fee is hereby granted.
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//
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// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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// SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
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// OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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// CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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//
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#include "fiv-io.h"
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#include "fiv-io-model.h"
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#include "xdg.h"
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static GPtrArray *
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model_entry_array_new(void)
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{
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return g_ptr_array_new_with_free_func(g_rc_box_release);
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}
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struct _FivIoModel {
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GObject parent_instance;
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GPatternSpec **supported_patterns;
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GFile *directory; ///< Currently loaded directory
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GFileMonitor *monitor; ///< "directory" monitoring
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GPtrArray *subdirs; ///< "directory" contents
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GPtrArray *files; ///< "directory" contents
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FivIoModelSort sort_field; ///< How to sort
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gboolean sort_descending; ///< Whether to sort in reverse
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gboolean filtering; ///< Only show non-hidden, supported
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};
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G_DEFINE_TYPE(FivIoModel, fiv_io_model, G_TYPE_OBJECT)
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enum {
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PROP_FILTERING = 1,
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PROP_SORT_FIELD,
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PROP_SORT_DESCENDING,
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N_PROPERTIES
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};
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static GParamSpec *model_properties[N_PROPERTIES];
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enum {
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FILES_CHANGED,
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SUBDIRECTORIES_CHANGED,
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LAST_SIGNAL,
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};
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// Globals are, sadly, the canonical way of storing signal numbers.
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static guint model_signals[LAST_SIGNAL];
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// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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static gboolean
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model_supports(FivIoModel *self, const char *filename)
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{
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gchar *utf8 = g_filename_to_utf8(filename, -1, NULL, NULL, NULL);
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if (!utf8)
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return FALSE;
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gchar *lc = g_utf8_strdown(utf8, -1);
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gsize lc_length = strlen(lc);
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gchar *reversed = g_utf8_strreverse(lc, lc_length);
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g_free(utf8);
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// fnmatch() uses the /locale encoding/, and isn't present on Windows.
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// TODO(p): Consider using g_file_info_get_display_name() for direct UTF-8.
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gboolean result = FALSE;
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for (GPatternSpec **p = self->supported_patterns; *p; p++)
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if ((result = g_pattern_spec_match(*p, lc_length, lc, reversed)))
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break;
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g_free(lc);
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g_free(reversed);
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return result;
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}
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static inline int
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model_compare_entries(FivIoModel *self,
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const FivIoModelEntry *entry1, GFile *file1,
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const FivIoModelEntry *entry2, GFile *file2)
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{
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if (g_file_has_prefix(file1, file2))
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return +1;
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if (g_file_has_prefix(file2, file1))
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return -1;
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int result = 0;
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switch (self->sort_field) {
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case FIV_IO_MODEL_SORT_MTIME:
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result -= entry1->mtime_msec < entry2->mtime_msec;
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result += entry1->mtime_msec > entry2->mtime_msec;
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if (result != 0)
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break;
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// Fall-through
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case FIV_IO_MODEL_SORT_NAME:
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case FIV_IO_MODEL_SORT_COUNT:
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result = strcmp(entry1->collate_key, entry2->collate_key);
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}
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return self->sort_descending ? -result : +result;
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}
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static gint
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model_compare(gconstpointer a, gconstpointer b, gpointer user_data)
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{
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const FivIoModelEntry *entry1 = *(const FivIoModelEntry **) a;
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const FivIoModelEntry *entry2 = *(const FivIoModelEntry **) b;
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GFile *file1 = g_file_new_for_uri(entry1->uri);
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GFile *file2 = g_file_new_for_uri(entry2->uri);
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int result = model_compare_entries(user_data, entry1, file1, entry2, file2);
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g_object_unref(file1);
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g_object_unref(file2);
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return result;
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}
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static size_t
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model_strsize(const char *string)
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{
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if (!string)
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return 0;
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return strlen(string) + 1;
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}
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static char *
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model_strappend(char **p, const char *string, size_t size)
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{
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if (!string)
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return NULL;
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char *destination = memcpy(*p, string, size);
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*p += size;
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return destination;
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}
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static FivIoModelEntry *
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model_entry_new(GFile *file, GFileInfo *info)
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{
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gchar *uri = g_file_get_uri(file);
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const gchar *target_uri = g_file_info_get_attribute_string(
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info, G_FILE_ATTRIBUTE_STANDARD_TARGET_URI);
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const gchar *display_name = g_file_info_get_display_name(info);
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// TODO(p): Make it possible to use g_utf8_collate_key() instead,
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// which does not use natural sorting.
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gchar *parse_name = g_file_get_parse_name(file);
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gchar *collate_key = g_utf8_collate_key_for_filename(parse_name, -1);
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g_free(parse_name);
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// The entries are immutable. Packing them into the structure
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// should help memory usage as well as performance.
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size_t size_uri = model_strsize(uri);
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size_t size_target_uri = model_strsize(target_uri);
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size_t size_display_name = model_strsize(display_name);
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size_t size_collate_key = model_strsize(collate_key);
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FivIoModelEntry *entry = g_rc_box_alloc0(sizeof *entry +
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size_uri +
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size_target_uri +
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size_display_name +
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size_collate_key);
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gchar *p = (gchar *) entry + sizeof *entry;
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entry->uri = model_strappend(&p, uri, size_uri);
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entry->target_uri = model_strappend(&p, target_uri, size_target_uri);
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entry->display_name = model_strappend(&p, display_name, size_display_name);
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entry->collate_key = model_strappend(&p, collate_key, size_collate_key);
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entry->filesize = (guint64) g_file_info_get_size(info);
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GDateTime *mtime = g_file_info_get_modification_date_time(info);
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if (mtime) {
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entry->mtime_msec = g_date_time_to_unix(mtime) * 1000 +
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g_date_time_get_microsecond(mtime) / 1000;
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g_date_time_unref(mtime);
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}
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g_free(uri);
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g_free(collate_key);
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return entry;
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}
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static gboolean
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model_reload_to(FivIoModel *self, GFile *directory,
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GPtrArray *subdirs, GPtrArray *files, GError **error)
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{
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if (subdirs)
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g_ptr_array_set_size(subdirs, 0);
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if (files)
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g_ptr_array_set_size(files, 0);
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GFileEnumerator *enumerator = g_file_enumerate_children(directory,
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G_FILE_ATTRIBUTE_STANDARD_TYPE ","
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G_FILE_ATTRIBUTE_STANDARD_NAME ","
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G_FILE_ATTRIBUTE_STANDARD_SIZE ","
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G_FILE_ATTRIBUTE_STANDARD_DISPLAY_NAME ","
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G_FILE_ATTRIBUTE_STANDARD_TARGET_URI ","
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G_FILE_ATTRIBUTE_STANDARD_IS_HIDDEN ","
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G_FILE_ATTRIBUTE_TIME_MODIFIED ","
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G_FILE_ATTRIBUTE_TIME_MODIFIED_USEC,
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G_FILE_QUERY_INFO_NONE, NULL, error);
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if (!enumerator)
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return FALSE;
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GFileInfo *info = NULL;
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GFile *child = NULL;
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GError *e = NULL;
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while (TRUE) {
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if (!g_file_enumerator_iterate(enumerator, &info, &child, NULL, &e) &&
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e) {
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g_warning("%s", e->message);
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g_clear_error(&e);
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continue;
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}
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if (!info)
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break;
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if (self->filtering && g_file_info_get_is_hidden(info))
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continue;
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GPtrArray *target = NULL;
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if (g_file_info_get_file_type(info) == G_FILE_TYPE_DIRECTORY)
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target = subdirs;
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else if (!self->filtering ||
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model_supports(self, g_file_info_get_name(info)))
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target = files;
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if (target)
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g_ptr_array_add(target, model_entry_new(child, info));
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}
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g_object_unref(enumerator);
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if (subdirs)
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g_ptr_array_sort_with_data(subdirs, model_compare, self);
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if (files)
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g_ptr_array_sort_with_data(files, model_compare, self);
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return TRUE;
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}
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static gboolean
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model_reload(FivIoModel *self, GError **error)
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{
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// Note that this will clear all entries on failure.
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gboolean result = model_reload_to(
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self, self->directory, self->subdirs, self->files, error);
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g_signal_emit(self, model_signals[FILES_CHANGED], 0);
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g_signal_emit(self, model_signals[SUBDIRECTORIES_CHANGED], 0);
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return result;
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}
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static void
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model_resort(FivIoModel *self)
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{
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g_ptr_array_sort_with_data(self->subdirs, model_compare, self);
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g_ptr_array_sort_with_data(self->files, model_compare, self);
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g_signal_emit(self, model_signals[FILES_CHANGED], 0);
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g_signal_emit(self, model_signals[SUBDIRECTORIES_CHANGED], 0);
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}
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// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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// This would be more efficient iteratively, but it's not that important.
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static GFile *
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model_last_deep_subdirectory(FivIoModel *self, GFile *directory)
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{
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GFile *result = NULL;
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GPtrArray *subdirs = model_entry_array_new();
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if (!model_reload_to(self, directory, subdirs, NULL, NULL))
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goto out;
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if (subdirs->len) {
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FivIoModelEntry *entry = g_ptr_array_index(subdirs, subdirs->len - 1);
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GFile *last = g_file_new_for_uri(entry->uri);
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result = model_last_deep_subdirectory(self, last);
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g_object_unref(last);
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} else {
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result = g_object_ref(directory);
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|
}
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|
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|
out:
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g_ptr_array_free(subdirs, TRUE);
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return result;
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}
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|
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|
GFile *
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fiv_io_model_get_previous_directory(FivIoModel *self)
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{
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g_return_val_if_fail(FIV_IS_IO_MODEL(self), NULL);
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|
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GFile *parent_directory = g_file_get_parent(self->directory);
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|
if (!parent_directory)
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return NULL;
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|
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GFile *result = NULL;
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|
GPtrArray *subdirs = model_entry_array_new();
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|
if (!model_reload_to(self, parent_directory, subdirs, NULL, NULL))
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|
goto out;
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|
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for (gsize i = 0; i < subdirs->len; i++) {
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FivIoModelEntry *entry = g_ptr_array_index(subdirs, i);
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GFile *file = g_file_new_for_uri(entry->uri);
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|
if (g_file_equal(file, self->directory)) {
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|
g_object_unref(file);
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|
break;
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|
}
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||||||
|
|
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|
g_clear_object(&result);
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|
result = file;
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|
}
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|
if (result) {
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|
GFile *last = model_last_deep_subdirectory(self, result);
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|
g_object_unref(result);
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|
result = last;
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|
} else {
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|
result = g_object_ref(parent_directory);
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||||||
|
}
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||||||
|
|
||||||
|
out:
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||||||
|
g_object_unref(parent_directory);
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||||||
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g_ptr_array_free(subdirs, TRUE);
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||||||
|
return result;
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||||||
|
}
|
||||||
|
|
||||||
|
// This would be more efficient iteratively, but it's not that important.
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|
static GFile *
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|
model_next_directory_within_parents(FivIoModel *self, GFile *directory)
|
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|
{
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||||||
|
GFile *parent_directory = g_file_get_parent(directory);
|
||||||
|
if (!parent_directory)
|
||||||
|
return NULL;
|
||||||
|
|
||||||
|
GFile *result = NULL;
|
||||||
|
GPtrArray *subdirs = model_entry_array_new();
|
||||||
|
if (!model_reload_to(self, parent_directory, subdirs, NULL, NULL))
|
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|
goto out;
|
||||||
|
|
||||||
|
gboolean found_self = FALSE;
|
||||||
|
for (gsize i = 0; i < subdirs->len; i++) {
|
||||||
|
FivIoModelEntry *entry = g_ptr_array_index(subdirs, i);
|
||||||
|
result = g_file_new_for_uri(entry->uri);
|
||||||
|
if (found_self)
|
||||||
|
goto out;
|
||||||
|
|
||||||
|
found_self = g_file_equal(result, directory);
|
||||||
|
g_clear_object(&result);
|
||||||
|
}
|
||||||
|
if (!result)
|
||||||
|
result = model_next_directory_within_parents(self, parent_directory);
|
||||||
|
|
||||||
|
out:
|
||||||
|
g_object_unref(parent_directory);
|
||||||
|
g_ptr_array_free(subdirs, TRUE);
|
||||||
|
return result;
|
||||||
|
}
|
||||||
|
|
||||||
|
GFile *
|
||||||
|
fiv_io_model_get_next_directory(FivIoModel *self)
|
||||||
|
{
|
||||||
|
g_return_val_if_fail(FIV_IS_IO_MODEL(self), NULL);
|
||||||
|
|
||||||
|
if (self->subdirs->len) {
|
||||||
|
FivIoModelEntry *entry = g_ptr_array_index(self->subdirs, 0);
|
||||||
|
return g_file_new_for_uri(entry->uri);
|
||||||
|
}
|
||||||
|
|
||||||
|
return model_next_directory_within_parents(self, self->directory);
|
||||||
|
}
|
||||||
|
|
||||||
|
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
||||||
|
|
||||||
|
static void
|
||||||
|
fiv_io_model_finalize(GObject *gobject)
|
||||||
|
{
|
||||||
|
FivIoModel *self = FIV_IO_MODEL(gobject);
|
||||||
|
for (GPatternSpec **p = self->supported_patterns; *p; p++)
|
||||||
|
g_pattern_spec_free(*p);
|
||||||
|
g_free(self->supported_patterns);
|
||||||
|
|
||||||
|
g_clear_object(&self->directory);
|
||||||
|
g_clear_object(&self->monitor);
|
||||||
|
g_ptr_array_free(self->subdirs, TRUE);
|
||||||
|
g_ptr_array_free(self->files, TRUE);
|
||||||
|
|
||||||
|
G_OBJECT_CLASS(fiv_io_model_parent_class)->finalize(gobject);
|
||||||
|
}
|
||||||
|
|
||||||
|
static void
|
||||||
|
fiv_io_model_get_property(
|
||||||
|
GObject *object, guint property_id, GValue *value, GParamSpec *pspec)
|
||||||
|
{
|
||||||
|
FivIoModel *self = FIV_IO_MODEL(object);
|
||||||
|
switch (property_id) {
|
||||||
|
case PROP_FILTERING:
|
||||||
|
g_value_set_boolean(value, self->filtering);
|
||||||
|
break;
|
||||||
|
case PROP_SORT_FIELD:
|
||||||
|
g_value_set_int(value, self->sort_field);
|
||||||
|
break;
|
||||||
|
case PROP_SORT_DESCENDING:
|
||||||
|
g_value_set_boolean(value, self->sort_descending);
|
||||||
|
break;
|
||||||
|
default:
|
||||||
|
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, property_id, pspec);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
static void
|
||||||
|
fiv_io_model_set_property(
|
||||||
|
GObject *object, guint property_id, const GValue *value, GParamSpec *pspec)
|
||||||
|
{
|
||||||
|
FivIoModel *self = FIV_IO_MODEL(object);
|
||||||
|
switch (property_id) {
|
||||||
|
case PROP_FILTERING:
|
||||||
|
if (self->filtering != g_value_get_boolean(value)) {
|
||||||
|
self->filtering = !self->filtering;
|
||||||
|
g_object_notify_by_pspec(object, model_properties[property_id]);
|
||||||
|
(void) model_reload(self, NULL /* error */);
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
case PROP_SORT_FIELD:
|
||||||
|
if ((int) self->sort_field != g_value_get_int(value)) {
|
||||||
|
self->sort_field = g_value_get_int(value);
|
||||||
|
g_object_notify_by_pspec(object, model_properties[property_id]);
|
||||||
|
model_resort(self);
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
case PROP_SORT_DESCENDING:
|
||||||
|
if (self->sort_descending != g_value_get_boolean(value)) {
|
||||||
|
self->sort_descending = !self->sort_descending;
|
||||||
|
g_object_notify_by_pspec(object, model_properties[property_id]);
|
||||||
|
model_resort(self);
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
default:
|
||||||
|
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, property_id, pspec);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
static void
|
||||||
|
fiv_io_model_class_init(FivIoModelClass *klass)
|
||||||
|
{
|
||||||
|
GObjectClass *object_class = G_OBJECT_CLASS(klass);
|
||||||
|
object_class->get_property = fiv_io_model_get_property;
|
||||||
|
object_class->set_property = fiv_io_model_set_property;
|
||||||
|
object_class->finalize = fiv_io_model_finalize;
|
||||||
|
|
||||||
|
model_properties[PROP_FILTERING] = g_param_spec_boolean(
|
||||||
|
"filtering", "Filtering", "Only show non-hidden, supported entries",
|
||||||
|
TRUE, G_PARAM_READWRITE);
|
||||||
|
// TODO(p): GObject enumerations are annoying, but this should be one.
|
||||||
|
model_properties[PROP_SORT_FIELD] = g_param_spec_int(
|
||||||
|
"sort-field", "Sort field", "Sort order",
|
||||||
|
FIV_IO_MODEL_SORT_MIN, FIV_IO_MODEL_SORT_MAX,
|
||||||
|
FIV_IO_MODEL_SORT_NAME, G_PARAM_READWRITE);
|
||||||
|
model_properties[PROP_SORT_DESCENDING] = g_param_spec_boolean(
|
||||||
|
"sort-descending", "Sort descending", "Use reverse sort order",
|
||||||
|
FALSE, G_PARAM_READWRITE);
|
||||||
|
g_object_class_install_properties(
|
||||||
|
object_class, N_PROPERTIES, model_properties);
|
||||||
|
|
||||||
|
// TODO(p): Arguments something like: index, added, removed.
|
||||||
|
model_signals[FILES_CHANGED] =
|
||||||
|
g_signal_new("files-changed", G_TYPE_FROM_CLASS(klass), 0, 0,
|
||||||
|
NULL, NULL, NULL, G_TYPE_NONE, 0);
|
||||||
|
model_signals[SUBDIRECTORIES_CHANGED] =
|
||||||
|
g_signal_new("subdirectories-changed", G_TYPE_FROM_CLASS(klass), 0, 0,
|
||||||
|
NULL, NULL, NULL, G_TYPE_NONE, 0);
|
||||||
|
}
|
||||||
|
|
||||||
|
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
||||||
|
|
||||||
|
static void
|
||||||
|
fiv_io_model_init(FivIoModel *self)
|
||||||
|
{
|
||||||
|
self->filtering = TRUE;
|
||||||
|
|
||||||
|
char **types = fiv_io_all_supported_media_types();
|
||||||
|
char **globs = extract_mime_globs((const char **) types);
|
||||||
|
g_strfreev(types);
|
||||||
|
|
||||||
|
gsize n = g_strv_length(globs);
|
||||||
|
self->supported_patterns =
|
||||||
|
g_malloc0_n(n + 1, sizeof *self->supported_patterns);
|
||||||
|
while (n--)
|
||||||
|
self->supported_patterns[n] = g_pattern_spec_new(globs[n]);
|
||||||
|
g_strfreev(globs);
|
||||||
|
|
||||||
|
self->files = model_entry_array_new();
|
||||||
|
self->subdirs = model_entry_array_new();
|
||||||
|
}
|
||||||
|
|
||||||
|
gboolean
|
||||||
|
fiv_io_model_open(FivIoModel *self, GFile *directory, GError **error)
|
||||||
|
{
|
||||||
|
g_return_val_if_fail(FIV_IS_IO_MODEL(self), FALSE);
|
||||||
|
g_return_val_if_fail(G_IS_FILE(directory), FALSE);
|
||||||
|
|
||||||
|
g_clear_object(&self->directory);
|
||||||
|
g_clear_object(&self->monitor);
|
||||||
|
self->directory = g_object_ref(directory);
|
||||||
|
|
||||||
|
// TODO(p): Process the ::changed signal.
|
||||||
|
self->monitor = g_file_monitor_directory(
|
||||||
|
directory, G_FILE_MONITOR_WATCH_MOVES, NULL, NULL /* error */);
|
||||||
|
return model_reload(self, error);
|
||||||
|
}
|
||||||
|
|
||||||
|
GFile *
|
||||||
|
fiv_io_model_get_location(FivIoModel *self)
|
||||||
|
{
|
||||||
|
g_return_val_if_fail(FIV_IS_IO_MODEL(self), NULL);
|
||||||
|
return self->directory;
|
||||||
|
}
|
||||||
|
|
||||||
|
FivIoModelEntry *const *
|
||||||
|
fiv_io_model_get_files(FivIoModel *self, gsize *len)
|
||||||
|
{
|
||||||
|
*len = self->files->len;
|
||||||
|
return (FivIoModelEntry *const *) self->files->pdata;
|
||||||
|
}
|
||||||
|
|
||||||
|
FivIoModelEntry *const *
|
||||||
|
fiv_io_model_get_subdirs(FivIoModel *self, gsize *len)
|
||||||
|
{
|
||||||
|
*len = self->subdirs->len;
|
||||||
|
return (FivIoModelEntry *const *) self->subdirs->pdata;
|
||||||
|
}
|
||||||
61
fiv-io-model.h
Normal file
61
fiv-io-model.h
Normal file
@@ -0,0 +1,61 @@
|
|||||||
|
//
|
||||||
|
// fiv-io-model.h: filesystem
|
||||||
|
//
|
||||||
|
// Copyright (c) 2021 - 2023, Přemysl Eric Janouch <p@janouch.name>
|
||||||
|
//
|
||||||
|
// Permission to use, copy, modify, and/or distribute this software for any
|
||||||
|
// purpose with or without fee is hereby granted.
|
||||||
|
//
|
||||||
|
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
|
||||||
|
// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
|
||||||
|
// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
|
||||||
|
// SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
||||||
|
// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
|
||||||
|
// OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
|
||||||
|
// CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
||||||
|
//
|
||||||
|
|
||||||
|
#pragma once
|
||||||
|
|
||||||
|
#include <gio/gio.h>
|
||||||
|
#include <glib.h>
|
||||||
|
|
||||||
|
typedef enum _FivIoModelSort {
|
||||||
|
FIV_IO_MODEL_SORT_NAME,
|
||||||
|
FIV_IO_MODEL_SORT_MTIME,
|
||||||
|
FIV_IO_MODEL_SORT_COUNT,
|
||||||
|
|
||||||
|
FIV_IO_MODEL_SORT_MIN = 0,
|
||||||
|
FIV_IO_MODEL_SORT_MAX = FIV_IO_MODEL_SORT_COUNT - 1
|
||||||
|
} FivIoModelSort;
|
||||||
|
|
||||||
|
#define FIV_TYPE_IO_MODEL (fiv_io_model_get_type())
|
||||||
|
G_DECLARE_FINAL_TYPE(FivIoModel, fiv_io_model, FIV, IO_MODEL, GObject)
|
||||||
|
|
||||||
|
/// Loads a directory. Clears itself even on failure.
|
||||||
|
gboolean fiv_io_model_open(FivIoModel *self, GFile *directory, GError **error);
|
||||||
|
|
||||||
|
/// Returns the current location as a GFile.
|
||||||
|
/// There is no ownership transfer, and the object may be NULL.
|
||||||
|
GFile *fiv_io_model_get_location(FivIoModel *self);
|
||||||
|
|
||||||
|
/// Returns the previous VFS directory in order, or NULL.
|
||||||
|
GFile *fiv_io_model_get_previous_directory(FivIoModel *self);
|
||||||
|
/// Returns the next VFS directory in order, or NULL.
|
||||||
|
GFile *fiv_io_model_get_next_directory(FivIoModel *self);
|
||||||
|
|
||||||
|
// These objects are reference-counted using GRcBox.
|
||||||
|
typedef struct {
|
||||||
|
const char *uri; ///< GIO URI
|
||||||
|
const char *target_uri; ///< GIO URI for any target
|
||||||
|
const char *display_name; ///< Label for the file
|
||||||
|
const char *collate_key; ///< Collate key for the filename
|
||||||
|
guint64 filesize; ///< Filesize in bytes
|
||||||
|
gint64 mtime_msec; ///< Modification time in milliseconds
|
||||||
|
} FivIoModelEntry;
|
||||||
|
|
||||||
|
#define fiv_io_model_entry_ref(e) g_rc_box_acquire(e)
|
||||||
|
#define fiv_io_model_entry_unref(e) g_rc_box_release(e)
|
||||||
|
|
||||||
|
FivIoModelEntry *const *fiv_io_model_get_files(FivIoModel *self, gsize *len);
|
||||||
|
FivIoModelEntry *const *fiv_io_model_get_subdirs(FivIoModel *self, gsize *len);
|
||||||
523
fiv-io.c
523
fiv-io.c
@@ -3449,529 +3449,6 @@ fiv_io_serialize_for_search(cairo_surface_t *surface, GError **error)
|
|||||||
jpeg, length, (GDestroyNotify) tjFree, jpeg);
|
jpeg, length, (GDestroyNotify) tjFree, jpeg);
|
||||||
}
|
}
|
||||||
|
|
||||||
// --- Filesystem --------------------------------------------------------------
|
|
||||||
|
|
||||||
#include "xdg.h"
|
|
||||||
|
|
||||||
static GPtrArray *
|
|
||||||
model_entry_array_new(void)
|
|
||||||
{
|
|
||||||
return g_ptr_array_new_with_free_func(g_rc_box_release);
|
|
||||||
}
|
|
||||||
|
|
||||||
struct _FivIoModel {
|
|
||||||
GObject parent_instance;
|
|
||||||
GPatternSpec **supported_patterns;
|
|
||||||
|
|
||||||
GFile *directory; ///< Currently loaded directory
|
|
||||||
GFileMonitor *monitor; ///< "directory" monitoring
|
|
||||||
GPtrArray *subdirs; ///< "directory" contents
|
|
||||||
GPtrArray *files; ///< "directory" contents
|
|
||||||
|
|
||||||
FivIoModelSort sort_field; ///< How to sort
|
|
||||||
gboolean sort_descending; ///< Whether to sort in reverse
|
|
||||||
gboolean filtering; ///< Only show non-hidden, supported
|
|
||||||
};
|
|
||||||
|
|
||||||
G_DEFINE_TYPE(FivIoModel, fiv_io_model, G_TYPE_OBJECT)
|
|
||||||
|
|
||||||
enum {
|
|
||||||
PROP_FILTERING = 1,
|
|
||||||
PROP_SORT_FIELD,
|
|
||||||
PROP_SORT_DESCENDING,
|
|
||||||
N_PROPERTIES
|
|
||||||
};
|
|
||||||
|
|
||||||
static GParamSpec *model_properties[N_PROPERTIES];
|
|
||||||
|
|
||||||
enum {
|
|
||||||
FILES_CHANGED,
|
|
||||||
SUBDIRECTORIES_CHANGED,
|
|
||||||
LAST_SIGNAL,
|
|
||||||
};
|
|
||||||
|
|
||||||
// Globals are, sadly, the canonical way of storing signal numbers.
|
|
||||||
static guint model_signals[LAST_SIGNAL];
|
|
||||||
|
|
||||||
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
|
||||||
|
|
||||||
static gboolean
|
|
||||||
model_supports(FivIoModel *self, const char *filename)
|
|
||||||
{
|
|
||||||
gchar *utf8 = g_filename_to_utf8(filename, -1, NULL, NULL, NULL);
|
|
||||||
if (!utf8)
|
|
||||||
return FALSE;
|
|
||||||
|
|
||||||
gchar *lc = g_utf8_strdown(utf8, -1);
|
|
||||||
gsize lc_length = strlen(lc);
|
|
||||||
gchar *reversed = g_utf8_strreverse(lc, lc_length);
|
|
||||||
g_free(utf8);
|
|
||||||
|
|
||||||
// fnmatch() uses the /locale encoding/, and isn't present on Windows.
|
|
||||||
// TODO(p): Consider using g_file_info_get_display_name() for direct UTF-8.
|
|
||||||
gboolean result = FALSE;
|
|
||||||
for (GPatternSpec **p = self->supported_patterns; *p; p++)
|
|
||||||
if ((result = g_pattern_spec_match(*p, lc_length, lc, reversed)))
|
|
||||||
break;
|
|
||||||
|
|
||||||
g_free(lc);
|
|
||||||
g_free(reversed);
|
|
||||||
return result;
|
|
||||||
}
|
|
||||||
|
|
||||||
static inline int
|
|
||||||
model_compare_entries(FivIoModel *self,
|
|
||||||
const FivIoModelEntry *entry1, GFile *file1,
|
|
||||||
const FivIoModelEntry *entry2, GFile *file2)
|
|
||||||
{
|
|
||||||
if (g_file_has_prefix(file1, file2))
|
|
||||||
return +1;
|
|
||||||
if (g_file_has_prefix(file2, file1))
|
|
||||||
return -1;
|
|
||||||
|
|
||||||
int result = 0;
|
|
||||||
switch (self->sort_field) {
|
|
||||||
case FIV_IO_MODEL_SORT_MTIME:
|
|
||||||
result -= entry1->mtime_msec < entry2->mtime_msec;
|
|
||||||
result += entry1->mtime_msec > entry2->mtime_msec;
|
|
||||||
if (result != 0)
|
|
||||||
break;
|
|
||||||
|
|
||||||
// Fall-through
|
|
||||||
case FIV_IO_MODEL_SORT_NAME:
|
|
||||||
case FIV_IO_MODEL_SORT_COUNT:
|
|
||||||
result = strcmp(entry1->collate_key, entry2->collate_key);
|
|
||||||
}
|
|
||||||
return self->sort_descending ? -result : +result;
|
|
||||||
}
|
|
||||||
|
|
||||||
static gint
|
|
||||||
model_compare(gconstpointer a, gconstpointer b, gpointer user_data)
|
|
||||||
{
|
|
||||||
const FivIoModelEntry *entry1 = *(const FivIoModelEntry **) a;
|
|
||||||
const FivIoModelEntry *entry2 = *(const FivIoModelEntry **) b;
|
|
||||||
GFile *file1 = g_file_new_for_uri(entry1->uri);
|
|
||||||
GFile *file2 = g_file_new_for_uri(entry2->uri);
|
|
||||||
int result = model_compare_entries(user_data, entry1, file1, entry2, file2);
|
|
||||||
g_object_unref(file1);
|
|
||||||
g_object_unref(file2);
|
|
||||||
return result;
|
|
||||||
}
|
|
||||||
|
|
||||||
static size_t
|
|
||||||
model_strsize(const char *string)
|
|
||||||
{
|
|
||||||
if (!string)
|
|
||||||
return 0;
|
|
||||||
|
|
||||||
return strlen(string) + 1;
|
|
||||||
}
|
|
||||||
|
|
||||||
static char *
|
|
||||||
model_strappend(char **p, const char *string, size_t size)
|
|
||||||
{
|
|
||||||
if (!string)
|
|
||||||
return NULL;
|
|
||||||
|
|
||||||
char *destination = memcpy(*p, string, size);
|
|
||||||
*p += size;
|
|
||||||
return destination;
|
|
||||||
}
|
|
||||||
|
|
||||||
static FivIoModelEntry *
|
|
||||||
model_entry_new(GFile *file, GFileInfo *info)
|
|
||||||
{
|
|
||||||
gchar *uri = g_file_get_uri(file);
|
|
||||||
const gchar *target_uri = g_file_info_get_attribute_string(
|
|
||||||
info, G_FILE_ATTRIBUTE_STANDARD_TARGET_URI);
|
|
||||||
const gchar *display_name = g_file_info_get_display_name(info);
|
|
||||||
|
|
||||||
// TODO(p): Make it possible to use g_utf8_collate_key() instead,
|
|
||||||
// which does not use natural sorting.
|
|
||||||
gchar *parse_name = g_file_get_parse_name(file);
|
|
||||||
gchar *collate_key = g_utf8_collate_key_for_filename(parse_name, -1);
|
|
||||||
g_free(parse_name);
|
|
||||||
|
|
||||||
// The entries are immutable. Packing them into the structure
|
|
||||||
// should help memory usage as well as performance.
|
|
||||||
size_t size_uri = model_strsize(uri);
|
|
||||||
size_t size_target_uri = model_strsize(target_uri);
|
|
||||||
size_t size_display_name = model_strsize(display_name);
|
|
||||||
size_t size_collate_key = model_strsize(collate_key);
|
|
||||||
|
|
||||||
FivIoModelEntry *entry = g_rc_box_alloc0(sizeof *entry +
|
|
||||||
size_uri +
|
|
||||||
size_target_uri +
|
|
||||||
size_display_name +
|
|
||||||
size_collate_key);
|
|
||||||
|
|
||||||
gchar *p = (gchar *) entry + sizeof *entry;
|
|
||||||
entry->uri = model_strappend(&p, uri, size_uri);
|
|
||||||
entry->target_uri = model_strappend(&p, target_uri, size_target_uri);
|
|
||||||
entry->display_name = model_strappend(&p, display_name, size_display_name);
|
|
||||||
entry->collate_key = model_strappend(&p, collate_key, size_collate_key);
|
|
||||||
|
|
||||||
entry->filesize = (guint64) g_file_info_get_size(info);
|
|
||||||
|
|
||||||
GDateTime *mtime = g_file_info_get_modification_date_time(info);
|
|
||||||
if (mtime) {
|
|
||||||
entry->mtime_msec = g_date_time_to_unix(mtime) * 1000 +
|
|
||||||
g_date_time_get_microsecond(mtime) / 1000;
|
|
||||||
g_date_time_unref(mtime);
|
|
||||||
}
|
|
||||||
|
|
||||||
g_free(uri);
|
|
||||||
g_free(collate_key);
|
|
||||||
return entry;
|
|
||||||
}
|
|
||||||
|
|
||||||
static gboolean
|
|
||||||
model_reload_to(FivIoModel *self, GFile *directory,
|
|
||||||
GPtrArray *subdirs, GPtrArray *files, GError **error)
|
|
||||||
{
|
|
||||||
if (subdirs)
|
|
||||||
g_ptr_array_set_size(subdirs, 0);
|
|
||||||
if (files)
|
|
||||||
g_ptr_array_set_size(files, 0);
|
|
||||||
|
|
||||||
GFileEnumerator *enumerator = g_file_enumerate_children(directory,
|
|
||||||
G_FILE_ATTRIBUTE_STANDARD_TYPE ","
|
|
||||||
G_FILE_ATTRIBUTE_STANDARD_NAME ","
|
|
||||||
G_FILE_ATTRIBUTE_STANDARD_SIZE ","
|
|
||||||
G_FILE_ATTRIBUTE_STANDARD_DISPLAY_NAME ","
|
|
||||||
G_FILE_ATTRIBUTE_STANDARD_TARGET_URI ","
|
|
||||||
G_FILE_ATTRIBUTE_STANDARD_IS_HIDDEN ","
|
|
||||||
G_FILE_ATTRIBUTE_TIME_MODIFIED ","
|
|
||||||
G_FILE_ATTRIBUTE_TIME_MODIFIED_USEC,
|
|
||||||
G_FILE_QUERY_INFO_NONE, NULL, error);
|
|
||||||
if (!enumerator)
|
|
||||||
return FALSE;
|
|
||||||
|
|
||||||
GFileInfo *info = NULL;
|
|
||||||
GFile *child = NULL;
|
|
||||||
GError *e = NULL;
|
|
||||||
while (TRUE) {
|
|
||||||
if (!g_file_enumerator_iterate(enumerator, &info, &child, NULL, &e) &&
|
|
||||||
e) {
|
|
||||||
g_warning("%s", e->message);
|
|
||||||
g_clear_error(&e);
|
|
||||||
continue;
|
|
||||||
}
|
|
||||||
if (!info)
|
|
||||||
break;
|
|
||||||
if (self->filtering && g_file_info_get_is_hidden(info))
|
|
||||||
continue;
|
|
||||||
|
|
||||||
GPtrArray *target = NULL;
|
|
||||||
if (g_file_info_get_file_type(info) == G_FILE_TYPE_DIRECTORY)
|
|
||||||
target = subdirs;
|
|
||||||
else if (!self->filtering ||
|
|
||||||
model_supports(self, g_file_info_get_name(info)))
|
|
||||||
target = files;
|
|
||||||
|
|
||||||
if (target)
|
|
||||||
g_ptr_array_add(target, model_entry_new(child, info));
|
|
||||||
}
|
|
||||||
g_object_unref(enumerator);
|
|
||||||
|
|
||||||
if (subdirs)
|
|
||||||
g_ptr_array_sort_with_data(subdirs, model_compare, self);
|
|
||||||
if (files)
|
|
||||||
g_ptr_array_sort_with_data(files, model_compare, self);
|
|
||||||
return TRUE;
|
|
||||||
}
|
|
||||||
|
|
||||||
static gboolean
|
|
||||||
model_reload(FivIoModel *self, GError **error)
|
|
||||||
{
|
|
||||||
// Note that this will clear all entries on failure.
|
|
||||||
gboolean result = model_reload_to(
|
|
||||||
self, self->directory, self->subdirs, self->files, error);
|
|
||||||
|
|
||||||
g_signal_emit(self, model_signals[FILES_CHANGED], 0);
|
|
||||||
g_signal_emit(self, model_signals[SUBDIRECTORIES_CHANGED], 0);
|
|
||||||
return result;
|
|
||||||
}
|
|
||||||
|
|
||||||
static void
|
|
||||||
model_resort(FivIoModel *self)
|
|
||||||
{
|
|
||||||
g_ptr_array_sort_with_data(self->subdirs, model_compare, self);
|
|
||||||
g_ptr_array_sort_with_data(self->files, model_compare, self);
|
|
||||||
|
|
||||||
g_signal_emit(self, model_signals[FILES_CHANGED], 0);
|
|
||||||
g_signal_emit(self, model_signals[SUBDIRECTORIES_CHANGED], 0);
|
|
||||||
}
|
|
||||||
|
|
||||||
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
|
||||||
|
|
||||||
// This would be more efficient iteratively, but it's not that important.
|
|
||||||
static GFile *
|
|
||||||
model_last_deep_subdirectory(FivIoModel *self, GFile *directory)
|
|
||||||
{
|
|
||||||
GFile *result = NULL;
|
|
||||||
GPtrArray *subdirs = model_entry_array_new();
|
|
||||||
if (!model_reload_to(self, directory, subdirs, NULL, NULL))
|
|
||||||
goto out;
|
|
||||||
|
|
||||||
if (subdirs->len) {
|
|
||||||
FivIoModelEntry *entry = g_ptr_array_index(subdirs, subdirs->len - 1);
|
|
||||||
GFile *last = g_file_new_for_uri(entry->uri);
|
|
||||||
result = model_last_deep_subdirectory(self, last);
|
|
||||||
g_object_unref(last);
|
|
||||||
} else {
|
|
||||||
result = g_object_ref(directory);
|
|
||||||
}
|
|
||||||
|
|
||||||
out:
|
|
||||||
g_ptr_array_free(subdirs, TRUE);
|
|
||||||
return result;
|
|
||||||
}
|
|
||||||
|
|
||||||
GFile *
|
|
||||||
fiv_io_model_get_previous_directory(FivIoModel *self)
|
|
||||||
{
|
|
||||||
g_return_val_if_fail(FIV_IS_IO_MODEL(self), NULL);
|
|
||||||
|
|
||||||
GFile *parent_directory = g_file_get_parent(self->directory);
|
|
||||||
if (!parent_directory)
|
|
||||||
return NULL;
|
|
||||||
|
|
||||||
GFile *result = NULL;
|
|
||||||
GPtrArray *subdirs = model_entry_array_new();
|
|
||||||
if (!model_reload_to(self, parent_directory, subdirs, NULL, NULL))
|
|
||||||
goto out;
|
|
||||||
|
|
||||||
for (gsize i = 0; i < subdirs->len; i++) {
|
|
||||||
FivIoModelEntry *entry = g_ptr_array_index(subdirs, i);
|
|
||||||
GFile *file = g_file_new_for_uri(entry->uri);
|
|
||||||
if (g_file_equal(file, self->directory)) {
|
|
||||||
g_object_unref(file);
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
|
|
||||||
g_clear_object(&result);
|
|
||||||
result = file;
|
|
||||||
}
|
|
||||||
if (result) {
|
|
||||||
GFile *last = model_last_deep_subdirectory(self, result);
|
|
||||||
g_object_unref(result);
|
|
||||||
result = last;
|
|
||||||
} else {
|
|
||||||
result = g_object_ref(parent_directory);
|
|
||||||
}
|
|
||||||
|
|
||||||
out:
|
|
||||||
g_object_unref(parent_directory);
|
|
||||||
g_ptr_array_free(subdirs, TRUE);
|
|
||||||
return result;
|
|
||||||
}
|
|
||||||
|
|
||||||
// This would be more efficient iteratively, but it's not that important.
|
|
||||||
static GFile *
|
|
||||||
model_next_directory_within_parents(FivIoModel *self, GFile *directory)
|
|
||||||
{
|
|
||||||
GFile *parent_directory = g_file_get_parent(directory);
|
|
||||||
if (!parent_directory)
|
|
||||||
return NULL;
|
|
||||||
|
|
||||||
GFile *result = NULL;
|
|
||||||
GPtrArray *subdirs = model_entry_array_new();
|
|
||||||
if (!model_reload_to(self, parent_directory, subdirs, NULL, NULL))
|
|
||||||
goto out;
|
|
||||||
|
|
||||||
gboolean found_self = FALSE;
|
|
||||||
for (gsize i = 0; i < subdirs->len; i++) {
|
|
||||||
FivIoModelEntry *entry = g_ptr_array_index(subdirs, i);
|
|
||||||
result = g_file_new_for_uri(entry->uri);
|
|
||||||
if (found_self)
|
|
||||||
goto out;
|
|
||||||
|
|
||||||
found_self = g_file_equal(result, directory);
|
|
||||||
g_clear_object(&result);
|
|
||||||
}
|
|
||||||
if (!result)
|
|
||||||
result = model_next_directory_within_parents(self, parent_directory);
|
|
||||||
|
|
||||||
out:
|
|
||||||
g_object_unref(parent_directory);
|
|
||||||
g_ptr_array_free(subdirs, TRUE);
|
|
||||||
return result;
|
|
||||||
}
|
|
||||||
|
|
||||||
GFile *
|
|
||||||
fiv_io_model_get_next_directory(FivIoModel *self)
|
|
||||||
{
|
|
||||||
g_return_val_if_fail(FIV_IS_IO_MODEL(self), NULL);
|
|
||||||
|
|
||||||
if (self->subdirs->len) {
|
|
||||||
FivIoModelEntry *entry = g_ptr_array_index(self->subdirs, 0);
|
|
||||||
return g_file_new_for_uri(entry->uri);
|
|
||||||
}
|
|
||||||
|
|
||||||
return model_next_directory_within_parents(self, self->directory);
|
|
||||||
}
|
|
||||||
|
|
||||||
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
|
||||||
|
|
||||||
static void
|
|
||||||
fiv_io_model_finalize(GObject *gobject)
|
|
||||||
{
|
|
||||||
FivIoModel *self = FIV_IO_MODEL(gobject);
|
|
||||||
for (GPatternSpec **p = self->supported_patterns; *p; p++)
|
|
||||||
g_pattern_spec_free(*p);
|
|
||||||
g_free(self->supported_patterns);
|
|
||||||
|
|
||||||
g_clear_object(&self->directory);
|
|
||||||
g_clear_object(&self->monitor);
|
|
||||||
g_ptr_array_free(self->subdirs, TRUE);
|
|
||||||
g_ptr_array_free(self->files, TRUE);
|
|
||||||
|
|
||||||
G_OBJECT_CLASS(fiv_io_model_parent_class)->finalize(gobject);
|
|
||||||
}
|
|
||||||
|
|
||||||
static void
|
|
||||||
fiv_io_model_get_property(
|
|
||||||
GObject *object, guint property_id, GValue *value, GParamSpec *pspec)
|
|
||||||
{
|
|
||||||
FivIoModel *self = FIV_IO_MODEL(object);
|
|
||||||
switch (property_id) {
|
|
||||||
case PROP_FILTERING:
|
|
||||||
g_value_set_boolean(value, self->filtering);
|
|
||||||
break;
|
|
||||||
case PROP_SORT_FIELD:
|
|
||||||
g_value_set_int(value, self->sort_field);
|
|
||||||
break;
|
|
||||||
case PROP_SORT_DESCENDING:
|
|
||||||
g_value_set_boolean(value, self->sort_descending);
|
|
||||||
break;
|
|
||||||
default:
|
|
||||||
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, property_id, pspec);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
static void
|
|
||||||
fiv_io_model_set_property(
|
|
||||||
GObject *object, guint property_id, const GValue *value, GParamSpec *pspec)
|
|
||||||
{
|
|
||||||
FivIoModel *self = FIV_IO_MODEL(object);
|
|
||||||
switch (property_id) {
|
|
||||||
case PROP_FILTERING:
|
|
||||||
if (self->filtering != g_value_get_boolean(value)) {
|
|
||||||
self->filtering = !self->filtering;
|
|
||||||
g_object_notify_by_pspec(object, model_properties[property_id]);
|
|
||||||
(void) model_reload(self, NULL /* error */);
|
|
||||||
}
|
|
||||||
break;
|
|
||||||
case PROP_SORT_FIELD:
|
|
||||||
if ((int) self->sort_field != g_value_get_int(value)) {
|
|
||||||
self->sort_field = g_value_get_int(value);
|
|
||||||
g_object_notify_by_pspec(object, model_properties[property_id]);
|
|
||||||
model_resort(self);
|
|
||||||
}
|
|
||||||
break;
|
|
||||||
case PROP_SORT_DESCENDING:
|
|
||||||
if (self->sort_descending != g_value_get_boolean(value)) {
|
|
||||||
self->sort_descending = !self->sort_descending;
|
|
||||||
g_object_notify_by_pspec(object, model_properties[property_id]);
|
|
||||||
model_resort(self);
|
|
||||||
}
|
|
||||||
break;
|
|
||||||
default:
|
|
||||||
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, property_id, pspec);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
static void
|
|
||||||
fiv_io_model_class_init(FivIoModelClass *klass)
|
|
||||||
{
|
|
||||||
GObjectClass *object_class = G_OBJECT_CLASS(klass);
|
|
||||||
object_class->get_property = fiv_io_model_get_property;
|
|
||||||
object_class->set_property = fiv_io_model_set_property;
|
|
||||||
object_class->finalize = fiv_io_model_finalize;
|
|
||||||
|
|
||||||
model_properties[PROP_FILTERING] = g_param_spec_boolean(
|
|
||||||
"filtering", "Filtering", "Only show non-hidden, supported entries",
|
|
||||||
TRUE, G_PARAM_READWRITE);
|
|
||||||
// TODO(p): GObject enumerations are annoying, but this should be one.
|
|
||||||
model_properties[PROP_SORT_FIELD] = g_param_spec_int(
|
|
||||||
"sort-field", "Sort field", "Sort order",
|
|
||||||
FIV_IO_MODEL_SORT_MIN, FIV_IO_MODEL_SORT_MAX,
|
|
||||||
FIV_IO_MODEL_SORT_NAME, G_PARAM_READWRITE);
|
|
||||||
model_properties[PROP_SORT_DESCENDING] = g_param_spec_boolean(
|
|
||||||
"sort-descending", "Sort descending", "Use reverse sort order",
|
|
||||||
FALSE, G_PARAM_READWRITE);
|
|
||||||
g_object_class_install_properties(
|
|
||||||
object_class, N_PROPERTIES, model_properties);
|
|
||||||
|
|
||||||
// TODO(p): Arguments something like: index, added, removed.
|
|
||||||
model_signals[FILES_CHANGED] =
|
|
||||||
g_signal_new("files-changed", G_TYPE_FROM_CLASS(klass), 0, 0,
|
|
||||||
NULL, NULL, NULL, G_TYPE_NONE, 0);
|
|
||||||
model_signals[SUBDIRECTORIES_CHANGED] =
|
|
||||||
g_signal_new("subdirectories-changed", G_TYPE_FROM_CLASS(klass), 0, 0,
|
|
||||||
NULL, NULL, NULL, G_TYPE_NONE, 0);
|
|
||||||
}
|
|
||||||
|
|
||||||
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
|
||||||
|
|
||||||
static void
|
|
||||||
fiv_io_model_init(FivIoModel *self)
|
|
||||||
{
|
|
||||||
self->filtering = TRUE;
|
|
||||||
|
|
||||||
char **types = fiv_io_all_supported_media_types();
|
|
||||||
char **globs = extract_mime_globs((const char **) types);
|
|
||||||
g_strfreev(types);
|
|
||||||
|
|
||||||
gsize n = g_strv_length(globs);
|
|
||||||
self->supported_patterns =
|
|
||||||
g_malloc0_n(n + 1, sizeof *self->supported_patterns);
|
|
||||||
while (n--)
|
|
||||||
self->supported_patterns[n] = g_pattern_spec_new(globs[n]);
|
|
||||||
g_strfreev(globs);
|
|
||||||
|
|
||||||
self->files = model_entry_array_new();
|
|
||||||
self->subdirs = model_entry_array_new();
|
|
||||||
}
|
|
||||||
|
|
||||||
gboolean
|
|
||||||
fiv_io_model_open(FivIoModel *self, GFile *directory, GError **error)
|
|
||||||
{
|
|
||||||
g_return_val_if_fail(FIV_IS_IO_MODEL(self), FALSE);
|
|
||||||
g_return_val_if_fail(G_IS_FILE(directory), FALSE);
|
|
||||||
|
|
||||||
g_clear_object(&self->directory);
|
|
||||||
g_clear_object(&self->monitor);
|
|
||||||
self->directory = g_object_ref(directory);
|
|
||||||
|
|
||||||
// TODO(p): Process the ::changed signal.
|
|
||||||
self->monitor = g_file_monitor_directory(
|
|
||||||
directory, G_FILE_MONITOR_WATCH_MOVES, NULL, NULL /* error */);
|
|
||||||
return model_reload(self, error);
|
|
||||||
}
|
|
||||||
|
|
||||||
GFile *
|
|
||||||
fiv_io_model_get_location(FivIoModel *self)
|
|
||||||
{
|
|
||||||
g_return_val_if_fail(FIV_IS_IO_MODEL(self), NULL);
|
|
||||||
return self->directory;
|
|
||||||
}
|
|
||||||
|
|
||||||
FivIoModelEntry *const *
|
|
||||||
fiv_io_model_get_files(FivIoModel *self, gsize *len)
|
|
||||||
{
|
|
||||||
*len = self->files->len;
|
|
||||||
return (FivIoModelEntry *const *) self->files->pdata;
|
|
||||||
}
|
|
||||||
|
|
||||||
FivIoModelEntry *const *
|
|
||||||
fiv_io_model_get_subdirs(FivIoModel *self, gsize *len)
|
|
||||||
{
|
|
||||||
*len = self->subdirs->len;
|
|
||||||
return (FivIoModelEntry *const *) self->subdirs->pdata;
|
|
||||||
}
|
|
||||||
|
|
||||||
// --- Export ------------------------------------------------------------------
|
// --- Export ------------------------------------------------------------------
|
||||||
|
|
||||||
unsigned char *
|
unsigned char *
|
||||||
|
|||||||
42
fiv-io.h
42
fiv-io.h
@@ -109,48 +109,6 @@ cairo_surface_t *fiv_io_deserialize(GBytes *bytes, guint64 *user_data);
|
|||||||
|
|
||||||
GBytes *fiv_io_serialize_for_search(cairo_surface_t *surface, GError **error);
|
GBytes *fiv_io_serialize_for_search(cairo_surface_t *surface, GError **error);
|
||||||
|
|
||||||
// --- Filesystem --------------------------------------------------------------
|
|
||||||
|
|
||||||
typedef enum _FivIoModelSort {
|
|
||||||
FIV_IO_MODEL_SORT_NAME,
|
|
||||||
FIV_IO_MODEL_SORT_MTIME,
|
|
||||||
FIV_IO_MODEL_SORT_COUNT,
|
|
||||||
|
|
||||||
FIV_IO_MODEL_SORT_MIN = 0,
|
|
||||||
FIV_IO_MODEL_SORT_MAX = FIV_IO_MODEL_SORT_COUNT - 1
|
|
||||||
} FivIoModelSort;
|
|
||||||
|
|
||||||
#define FIV_TYPE_IO_MODEL (fiv_io_model_get_type())
|
|
||||||
G_DECLARE_FINAL_TYPE(FivIoModel, fiv_io_model, FIV, IO_MODEL, GObject)
|
|
||||||
|
|
||||||
/// Loads a directory. Clears itself even on failure.
|
|
||||||
gboolean fiv_io_model_open(FivIoModel *self, GFile *directory, GError **error);
|
|
||||||
|
|
||||||
/// Returns the current location as a GFile.
|
|
||||||
/// There is no ownership transfer, and the object may be NULL.
|
|
||||||
GFile *fiv_io_model_get_location(FivIoModel *self);
|
|
||||||
|
|
||||||
/// Returns the previous VFS directory in order, or NULL.
|
|
||||||
GFile *fiv_io_model_get_previous_directory(FivIoModel *self);
|
|
||||||
/// Returns the next VFS directory in order, or NULL.
|
|
||||||
GFile *fiv_io_model_get_next_directory(FivIoModel *self);
|
|
||||||
|
|
||||||
// These objects are reference-counted using GRcBox.
|
|
||||||
typedef struct {
|
|
||||||
const char *uri; ///< GIO URI
|
|
||||||
const char *target_uri; ///< GIO URI for any target
|
|
||||||
const char *display_name; ///< Label for the file
|
|
||||||
const char *collate_key; ///< Collate key for the filename
|
|
||||||
guint64 filesize; ///< Filesize in bytes
|
|
||||||
gint64 mtime_msec; ///< Modification time in milliseconds
|
|
||||||
} FivIoModelEntry;
|
|
||||||
|
|
||||||
#define fiv_io_model_entry_ref(e) g_rc_box_acquire(e)
|
|
||||||
#define fiv_io_model_entry_unref(e) g_rc_box_release(e)
|
|
||||||
|
|
||||||
FivIoModelEntry *const *fiv_io_model_get_files(FivIoModel *self, gsize *len);
|
|
||||||
FivIoModelEntry *const *fiv_io_model_get_subdirs(FivIoModel *self, gsize *len);
|
|
||||||
|
|
||||||
// --- Export ------------------------------------------------------------------
|
// --- Export ------------------------------------------------------------------
|
||||||
|
|
||||||
/// Encodes a Cairo surface as a WebP bitstream, following the configuration.
|
/// Encodes a Cairo surface as a WebP bitstream, following the configuration.
|
||||||
|
|||||||
@@ -17,7 +17,7 @@
|
|||||||
|
|
||||||
#pragma once
|
#pragma once
|
||||||
|
|
||||||
#include "fiv-io.h"
|
#include "fiv-io-model.h"
|
||||||
|
|
||||||
#include <gtk/gtk.h>
|
#include <gtk/gtk.h>
|
||||||
|
|
||||||
|
|||||||
1
fiv.c
1
fiv.c
@@ -38,6 +38,7 @@
|
|||||||
#include "fiv-browser.h"
|
#include "fiv-browser.h"
|
||||||
#include "fiv-collection.h"
|
#include "fiv-collection.h"
|
||||||
#include "fiv-io.h"
|
#include "fiv-io.h"
|
||||||
|
#include "fiv-io-model.h"
|
||||||
#include "fiv-sidebar.h"
|
#include "fiv-sidebar.h"
|
||||||
#include "fiv-thumbnail.h"
|
#include "fiv-thumbnail.h"
|
||||||
#include "fiv-view.h"
|
#include "fiv-view.h"
|
||||||
|
|||||||
@@ -140,7 +140,7 @@ tiff_tables = custom_target('tiff-tables.h',
|
|||||||
desktops = ['fiv.desktop', 'fiv-browse.desktop']
|
desktops = ['fiv.desktop', 'fiv-browse.desktop']
|
||||||
exe = executable('fiv', 'fiv.c', 'fiv-view.c', 'fiv-io.c', 'fiv-context-menu.c',
|
exe = executable('fiv', 'fiv.c', 'fiv-view.c', 'fiv-io.c', 'fiv-context-menu.c',
|
||||||
'fiv-browser.c', 'fiv-sidebar.c', 'fiv-thumbnail.c', 'fiv-collection.c',
|
'fiv-browser.c', 'fiv-sidebar.c', 'fiv-thumbnail.c', 'fiv-collection.c',
|
||||||
'xdg.c', tiff_tables, gresources, rc, config,
|
'fiv-io-model.c', 'xdg.c', tiff_tables, gresources, rc, config,
|
||||||
install : true,
|
install : true,
|
||||||
dependencies : dependencies,
|
dependencies : dependencies,
|
||||||
win_subsystem : 'windows',
|
win_subsystem : 'windows',
|
||||||
|
|||||||
Reference in New Issue
Block a user