diff options
Diffstat (limited to 'src/Config.cpp')
| -rw-r--r-- | src/Config.cpp | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/src/Config.cpp b/src/Config.cpp new file mode 100644 index 0000000..03be824 --- /dev/null +++ b/src/Config.cpp @@ -0,0 +1,142 @@ +#include "../include/Config.hpp" +#include "../include/Storage.hpp" +#include <assert.h> + +namespace QuickMedia { + static bool config_initialized = false; + static Config config; + + static float scale = 1.0f; + static bool scale_set = false; + + static const int XFT_DPI_DEFAULT = 96; + // Returns 96 on error + static int xrdb_get_dpi() { + int xft_dpi = XFT_DPI_DEFAULT; + + FILE *xrdb_query = popen("xrdb -query", "r"); + if(!xrdb_query) + return xft_dpi; + + char line[512]; + while(fgets(line, sizeof(line), xrdb_query)) { + int line_length = strlen(line); + if(line_length > 0 && line[line_length - 1] == '\n') { + line[line_length - 1] = '\0'; + line_length--; + } + + if(line_length > 8 && memcmp(line, "Xft.dpi:", 8) == 0) { + int xft_dpi_file = atoi(line + 8); + if(xft_dpi_file > 0) { + xft_dpi = xft_dpi_file; + break; + } + } + } + + pclose(xrdb_query); + return xft_dpi; + } + + static float get_ui_scale() { + if(scale_set) + return scale; + + char *gdk_scale = getenv("GDK_SCALE"); + if(gdk_scale) { + setlocale(LC_ALL, "C"); // Sigh... stupid C + scale = atof(gdk_scale); + if(scale < 0.0001f) + scale = 1.0f; + } else { + scale = (float)xrdb_get_dpi() / (float)XFT_DPI_DEFAULT; + } + + scale_set = true; + return scale; + } + + // No-op if this has already been called before + void init_config() { + if(config_initialized) + return; + + config_initialized = true; + Path config_path = get_storage_dir().join("config.json"); + Json::Value json_root; + if(!read_file_as_json(config_path, json_root)) + return; + + const Json::Value &search_json = json_root["search"]; + if(search_json.isObject()) { + const Json::Value &font_size_json = search_json["font_size"]; + if(font_size_json.isNumeric()) + config.search.font_size = font_size_json.asDouble(); + } + + const Json::Value &tab_json = json_root["tab"]; + if(tab_json.isObject()) { + const Json::Value &font_size_json = tab_json["font_size"]; + if(font_size_json.isNumeric()) + config.tab.font_size = font_size_json.asDouble(); + } + + const Json::Value &body_json = json_root["body"]; + if(body_json.isObject()) { + const Json::Value &title_font_size = body_json["title_font_size"]; + if(title_font_size.isNumeric()) + config.body.title_font_size = title_font_size.asDouble(); + + const Json::Value &author_font_size = body_json["author_font_size"]; + if(author_font_size.isNumeric()) + config.body.author_font_size = author_font_size.asDouble(); + + const Json::Value &description_font_size = body_json["description_font_size"]; + if(description_font_size.isNumeric()) + config.body.description_font_size = description_font_size.asDouble(); + + const Json::Value ×tamp_font_size = body_json["timestamp_font_size"]; + if(timestamp_font_size.isNumeric()) + config.body.timestamp_font_size = timestamp_font_size.asDouble(); + + const Json::Value &reaction_font_size = body_json["reaction_font_size"]; + if(reaction_font_size.isNumeric()) + config.body.reaction_font_size = reaction_font_size.asDouble(); + + const Json::Value &embedded_load_font_size = body_json["embedded_load_font_size"]; + if(embedded_load_font_size.isNumeric()) + config.body.embedded_load_font_size = embedded_load_font_size.asDouble(); + } + + const Json::Value &input_json = json_root["input"]; + if(input_json.isObject()) { + const Json::Value &font_size_json = input_json["font_size"]; + if(font_size_json.isNumeric()) + config.input.font_size = font_size_json.asDouble(); + } + + const Json::Value &use_system_fonts_json = json_root["use_system_fonts"]; + if(use_system_fonts_json.isBool()) + config.use_system_fonts = use_system_fonts_json.asBool(); + + const Json::Value &theme_json = json_root["theme"]; + if(theme_json.isString()) + config.theme = theme_json.asString(); + + const Json::Value &scale_json = json_root["scale"]; + if(scale_json.isNumeric()) + config.scale = scale_json.asDouble(); + else + config.scale = get_ui_scale(); + + const Json::Value &font_scale = json_root["font_scale"]; + if(font_scale.isNumeric()) + config.font_scale = font_scale.asDouble(); + } + + const Config& get_config() { + init_config(); + return config; + } +}
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