ladybird/Libraries/LibGUI/FileIconProvider.cpp
Linus Groh d66087ac2f LibGUI/FileIconProvider: Initialize s_filetype_image_icon
This was accidentally removed in 1c90321.
Fixes #4125.
2020-11-28 17:16:33 +01:00

152 lines
5.0 KiB
C++

/*
* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <AK/String.h>
#include <LibCore/ConfigFile.h>
#include <LibCore/StandardPaths.h>
#include <LibGUI/FileIconProvider.h>
#include <LibGUI/Icon.h>
#include <LibGfx/Bitmap.h>
#include <sys/stat.h>
namespace GUI {
static Icon s_hard_disk_icon;
static Icon s_directory_icon;
static Icon s_directory_open_icon;
static Icon s_inaccessible_directory_icon;
static Icon s_home_directory_icon;
static Icon s_home_directory_open_icon;
static Icon s_file_icon;
static Icon s_symlink_icon;
static Icon s_socket_icon;
static Icon s_executable_icon;
static Icon s_filetype_image_icon;
static HashMap<String, Icon> s_filetype_icons;
static HashMap<String, Vector<String>> s_filetype_patterns;
static void initialize_if_needed()
{
static bool s_initialized = false;
if (s_initialized)
return;
auto config = Core::ConfigFile::open("/etc/FileIconProvider.ini");
s_hard_disk_icon = Icon::default_icon("hard-disk");
s_directory_icon = Icon::default_icon("filetype-folder");
s_directory_open_icon = Icon::default_icon("filetype-folder-open");
s_inaccessible_directory_icon = Icon::default_icon("filetype-folder-inaccessible");
s_home_directory_icon = Icon::default_icon("home-directory");
s_home_directory_open_icon = Icon::default_icon("home-directory-open");
s_file_icon = Icon::default_icon("filetype-unknown");
s_symlink_icon = Icon::default_icon("filetype-symlink");
s_socket_icon = Icon::default_icon("filetype-socket");
s_executable_icon = Icon::default_icon("filetype-executable");
s_filetype_image_icon = Icon::default_icon("filetype-image");
for (auto& filetype : config->keys("Icons")) {
s_filetype_icons.set(filetype, Icon::default_icon(String::formatted("filetype-{}", filetype)));
s_filetype_patterns.set(filetype, config->read_entry("Icons", filetype).split(','));
}
s_initialized = true;
}
Icon FileIconProvider::directory_icon()
{
initialize_if_needed();
return s_directory_icon;
}
Icon FileIconProvider::directory_open_icon()
{
initialize_if_needed();
return s_directory_open_icon;
}
Icon FileIconProvider::home_directory_icon()
{
initialize_if_needed();
return s_home_directory_icon;
}
Icon FileIconProvider::home_directory_open_icon()
{
initialize_if_needed();
return s_home_directory_open_icon;
}
Icon FileIconProvider::filetype_image_icon()
{
initialize_if_needed();
return s_filetype_image_icon;
}
Icon FileIconProvider::icon_for_path(const String& path)
{
struct stat stat;
if (::stat(path.characters(), &stat) < 0)
return {};
return icon_for_path(path, stat.st_mode);
}
Icon FileIconProvider::icon_for_path(const String& path, mode_t mode)
{
initialize_if_needed();
if (path == "/")
return s_hard_disk_icon;
if (S_ISDIR(mode)) {
if (path == Core::StandardPaths::home_directory())
return s_home_directory_icon;
if (access(path.characters(), R_OK | X_OK) < 0)
return s_inaccessible_directory_icon;
return s_directory_icon;
}
if (S_ISLNK(mode))
return s_symlink_icon;
if (S_ISSOCK(mode))
return s_socket_icon;
if (mode & (S_IXUSR | S_IXGRP | S_IXOTH))
return s_executable_icon;
if (Gfx::Bitmap::is_path_a_supported_image_format(path.view()))
return s_filetype_image_icon;
for (auto& filetype : s_filetype_icons.keys()) {
auto patterns = s_filetype_patterns.get(filetype).value();
for (auto& pattern : patterns) {
if (path.matches(pattern, CaseSensitivity::CaseInsensitive))
return s_filetype_icons.get(filetype).value();
}
}
return s_file_icon;
}
}