diff options
Diffstat (limited to 'src/detection/wmtheme/wmtheme_linux.c')
| -rw-r--r-- | src/detection/wmtheme/wmtheme_linux.c | 340 |
1 files changed, 340 insertions, 0 deletions
diff --git a/src/detection/wmtheme/wmtheme_linux.c b/src/detection/wmtheme/wmtheme_linux.c new file mode 100644 index 0000000..e912302 --- /dev/null +++ b/src/detection/wmtheme/wmtheme_linux.c @@ -0,0 +1,340 @@ +#include "wmtheme.h" +#include "common/io.h" +#include "common/properties.h" +#include "common/parsing.h" +#include "common/settings.h" +#include "common/strutil.h" +#include "common/mallocHelper.h" +#include "detection/gtk_qt/gtk_qt.h" +#include "detection/displayserver/displayserver.h" + +static bool detectWMThemeFromConfigFile(const char* configFile, const char* themeRegex, const char* defaultValue, FFstrbuf* themeOrError) { + if (!ffParsePropFileConfig(configFile, themeRegex, themeOrError)) { + ffStrbufAppendF(themeOrError, "Config file %s doesn't exist", configFile); + return false; + } + + if (themeOrError->length == 0) { + if (defaultValue == NULL) { + ffStrbufAppendF(themeOrError, "Couldn't find WM theme in %s", configFile); + return false; + } + + ffStrbufAppendS(themeOrError, defaultValue); + return true; + } + + // Remove Plasma-generated prefixes + uint32_t idx = 0; + + idx = ffStrbufFirstIndexS(themeOrError, "qml_"); + if (idx != themeOrError->length) { + ffStrbufSubstrAfter(themeOrError, idx + 3); + } + + idx = ffStrbufFirstIndexS(themeOrError, "svg__"); + if (idx != themeOrError->length) { + ffStrbufSubstrAfter(themeOrError, idx + 4); + } + + return true; +} + +static bool detectWMThemeFromSettings(const char* dconfKey, const char* gsettingsSchemaName, const char* gsettingsPath, const char* gsettingsKey, FFstrbuf* themeOrError) { + const char* theme = ffSettingsGetGnome(dconfKey, gsettingsSchemaName, gsettingsPath, gsettingsKey, FF_VARIANT_TYPE_STRING).strValue; + + if (!ffStrSet(theme)) { + ffStrbufAppendS(themeOrError, "Couldn't find WM theme in DConf or GSettings"); + return false; + } + + ffStrbufAppendS(themeOrError, theme); + return true; +} + +static bool detectGTKThemeAsWMTheme(FFstrbuf* themeOrError) { + const FFGTKResult* gtk = ffDetectGTK4(); + if (gtk->theme.length > 0) { + goto ok; + } + + gtk = ffDetectGTK3(); + if (gtk->theme.length > 0) { + goto ok; + } + + gtk = ffDetectGTK2(); + if (gtk->theme.length > 0) { + goto ok; + } + + ffStrbufAppendS(themeOrError, "Couldn't detect GTK4/3/2 theme"); + return false; + +ok: + ffStrbufAppend(themeOrError, >k->theme); + return true; +} + +static bool detectMutter(FFstrbuf* themeOrError) { + const char* theme = ffSettingsGetGnome("/org/gnome/shell/extensions/user-theme/name", "org.gnome.shell.extensions.user-theme", NULL, "name", FF_VARIANT_TYPE_STRING).strValue; + if (ffStrSet(theme)) { + ffStrbufAppendS(themeOrError, theme); + return true; + } + + return detectGTKThemeAsWMTheme(themeOrError); +} + +static bool detectMuffin(FFstrbuf* themeOrError) { + FF_AUTO_FREE const char* name = ffSettingsGetGnome("/org/cinnamon/theme/name", "org.cinnamon.theme", NULL, "name", FF_VARIANT_TYPE_STRING).strValue; + FF_AUTO_FREE const char* theme = ffSettingsGetGnome("/org/cinnamon/desktop/wm/preferences/theme", "org.cinnamon.desktop.wm.preferences", NULL, "theme", FF_VARIANT_TYPE_STRING).strValue; + + if (name == NULL && theme == NULL) { + ffStrbufAppendS(themeOrError, "Couldn't find muffin theme in GSettings / DConf"); + return false; + } + + if (name == NULL) { + ffStrbufAppendS(themeOrError, theme); + return true; + } + + if (theme == NULL) { + ffStrbufAppendS(themeOrError, name); + return true; + } + + ffStrbufAppendF(themeOrError, "%s (%s)", name, theme); + return true; +} + +static bool detectXFWM4(FFstrbuf* themeOrError) { + const char* theme = ffSettingsGetXFConf("xfwm4", "/general/theme", FF_VARIANT_TYPE_STRING).strValue; + + if (theme == NULL) { + ffStrbufAppendS(themeOrError, "Couldn't find xfwm4::/general/theme in XFConf"); + return false; + } + + ffStrbufAppendS(themeOrError, theme); + return true; +} + +static bool detectOpenbox(const FFstrbuf* dePrettyName, FFstrbuf* themeOrError) { + FF_STRBUF_AUTO_DESTROY absolutePath = ffStrbufCreateA(64); + const char* configFileSubpath = "openbox/rc.xml"; + if (ffStrbufIgnCaseEqualS(dePrettyName, "LXQt")) { + configFileSubpath = "openbox/lxqt-rc.xml"; + } else if (ffStrbufIgnCaseEqualS(dePrettyName, "LXDE")) { + configFileSubpath = "openbox/lxde-rc.xml"; + } + + if (!ffSearchUserConfigFile(&instance.state.platform.configDirs, configFileSubpath, &absolutePath)) { + ffStrbufAppendF(themeOrError, "Couldn't find config file \"%s\"", configFileSubpath); + return false; + } + + FF_STRBUF_AUTO_DESTROY content = ffStrbufCreate(); + if (!ffReadFileBuffer(absolutePath.chars, &content)) { + ffStrbufAppendF(themeOrError, "Couldn't read \"%s\"", absolutePath.chars); + return false; + } + + const char* themeStart = strstr(content.chars, "<theme>"); + if (themeStart == NULL) { + goto theme_not_found; + } + + const char* themeEnd = strstr(themeStart, "</theme>"); + if (__builtin_expect(themeEnd == NULL, false)) { // very rare case + goto theme_not_found; + } + + const char* nameStart = strstr(themeStart, "<name>"); + if (nameStart == NULL) { + goto name_not_found; + } + + const char* nameEnd = strstr(nameStart, "</name>"); + if (nameEnd == NULL || nameEnd > themeEnd) { // (nameEnd > themeEnd) means name is not a theme's child + goto name_not_found; + } + + nameStart += strlen("<name>"); + ffStrbufAppendNS(themeOrError, (uint32_t) (nameEnd - nameStart), nameStart); + ffStrbufTrim(themeOrError, ' '); + + if (themeOrError->length == 0) { + goto name_not_found; + } + + return true; + +theme_not_found: + ffStrbufAppendF(themeOrError, "Couldn't find theme node in \"%s\"", absolutePath.chars); + return false; + +name_not_found: + ffStrbufAppendF(themeOrError, "Couldn't find theme name in \"%s\"", absolutePath.chars); + return false; +} + +static bool detectCosmicComp(FFstrbuf* themeOrError) { + FF_STRBUF_AUTO_DESTROY path = ffStrbufCreateCopy(FF_LIST_FIRST(FFstrbuf, instance.state.platform.configDirs)); + ffStrbufAppendS(&path, "cosmic/"); + uint32_t basePathLength = path.length; + + const char* variant; + { + char isDarkC; + ffStrbufAppendS(&path, "com.system76.CosmicTheme.Mode/v1/is_dark"); + if (ffReadFileData(path.chars, 1, &isDarkC) == 1) { + variant = isDarkC == 't' || isDarkC == '1' ? "Dark" : "Light"; + } else { + ffStrbufAppendF(themeOrError, "Couldn't read cosmic theme mode from %s", path.chars); + return false; + } + ffStrbufSubstrBefore(&path, basePathLength); + } + + FF_STRBUF_AUTO_DESTROY name = ffStrbufCreate(); + ffStrbufAppendF(&path, "com.system76.CosmicTheme.%s/v1/name", variant); + if (ffReadFileBuffer(path.chars, &name)) { + ffStrbufTrimSpace(&name); + ffStrbufTrim(&name, '"'); + } + ffStrbufSubstrBefore(&path, basePathLength); + + if (name.length > 0) { + ffStrbufAppend(themeOrError, &name); + } else { + ffStrbufAppendS(themeOrError, variant); + } + + FF_STRBUF_AUTO_DESTROY accent = ffStrbufCreate(); + ffStrbufAppendF(&path, "com.system76.CosmicTheme.%s/v1/accent", variant); + if (ffReadFileBuffer(path.chars, &accent)) { + const char* baseStart = strstr(accent.chars, "base:"); + if (baseStart != NULL) { + const char* contentStart = strchr(baseStart, '('); + if (contentStart != NULL) { + int depth = 1; + const char* contentEnd = contentStart + 1; + while (*contentEnd != '\0' && depth > 0) { + if (*contentEnd == '(') { + ++depth; + } else if (*contentEnd == ')') { + --depth; + } + ++contentEnd; + } + + if (depth == 0) { + double red = 0.0, green = 0.0, blue = 0.0, alpha = 1.0; + bool ok = true; + for (uint32_t i = 0; i < 4; ++i) { + const char* key = + i == 0 ? "red:" : (i == 1 ? "green:" : (i == 2 ? "blue:" : "alpha:")); + const char* componentStart = strstr(contentStart, key); + if (componentStart == NULL || componentStart >= contentEnd) { + ok = false; + break; + } + + componentStart += strlen(key); + char* componentEnd = NULL; + double value = strtod(componentStart, &componentEnd); + if (componentEnd == componentStart) { + ok = false; + break; + } + + if (i == 0) { + red = value; + } else if (i == 1) { + green = value; + } else if (i == 2) { + blue = value; + } else { + alpha = value; + } + } + + if (ok) { + uint32_t r = red <= 0.0 ? 0 : (red >= 1.0 ? 255 : (uint32_t) (red * 255.0 + 0.5)); + uint32_t g = green <= 0.0 ? 0 : (green >= 1.0 ? 255 : (uint32_t) (green * 255.0 + 0.5)); + uint32_t b = blue <= 0.0 ? 0 : (blue >= 1.0 ? 255 : (uint32_t) (blue * 255.0 + 0.5)); + uint32_t a = alpha <= 0.0 ? 0 : (alpha >= 1.0 ? 255 : (uint32_t) (alpha * 255.0 + 0.5)); + uint32_t rgb = (r << 16) | (g << 8) | b; + if (a == 255) { + ffStrbufAppendF(themeOrError, " - #%06X", rgb); + } else { + ffStrbufAppendF(themeOrError, " - #%06X%02X", rgb, a); + } + } + } + } + } + } + ffStrbufSubstrBefore(&path, basePathLength); + + if (name.length > 0) { + ffStrbufAppendF(themeOrError, " (%s)", variant); + } + + return true; +} + +bool ffDetectWmTheme(FFstrbuf* themeOrError) { + const FFDisplayServerResult* wm = ffConnectDisplayServer(); + + if (wm->wmPrettyName.length == 0) { + ffStrbufAppendS(themeOrError, "WM Theme needs successful WM detection"); + return false; + } + + if (ffStrbufIgnCaseEqualS(&wm->wmPrettyName, FF_WM_PRETTY_KWIN)) { + return detectWMThemeFromConfigFile("kwinrc", "theme =", "Breeze", themeOrError); + } + + if (ffStrbufIgnCaseEqualS(&wm->wmPrettyName, FF_WM_PRETTY_COSMIC_COMP)) { + return detectCosmicComp(themeOrError); + } + + if ( + ffStrbufIgnCaseEqualS(&wm->wmPrettyName, FF_WM_PRETTY_XFWM4) || + (ffStrbufIgnCaseEqualS(&wm->wmPrettyName, "labwc") && ffStrbufIgnCaseEqualS(&wm->dePrettyName, FF_DE_PRETTY_XFCE4))) { + return detectXFWM4(themeOrError); + } + + if (ffStrbufIgnCaseEqualS(&wm->wmPrettyName, FF_WM_PRETTY_MUTTER)) { + if ( + ffStrbufIgnCaseEqualS(&wm->dePrettyName, FF_DE_PRETTY_GNOME) || + ffStrbufIgnCaseEqualS(&wm->dePrettyName, FF_DE_PRETTY_GNOME_CLASSIC)) { + return detectMutter(themeOrError); + } else { + return detectGTKThemeAsWMTheme(themeOrError); + } + } + + if (ffStrbufIgnCaseEqualS(&wm->wmPrettyName, FF_WM_PRETTY_MUFFIN)) { + return detectMuffin(themeOrError); + } + + if (ffStrbufIgnCaseEqualS(&wm->wmPrettyName, FF_WM_PRETTY_MARCO)) { + return detectWMThemeFromSettings("/org/mate/Marco/general/theme", "org.mate.Marco.general", NULL, "theme", themeOrError); + } + + if (ffStrbufIgnCaseEqualS(&wm->wmPrettyName, FF_WM_PRETTY_OPENBOX)) { + return detectOpenbox(&wm->dePrettyName, themeOrError); + } + + if (ffStrbufIgnCaseEqualS(&wm->wmPrettyName, FF_WM_PRETTY_ENLIGHTENMENT)) { + return detectGTKThemeAsWMTheme(themeOrError); + } + + ffStrbufAppendS(themeOrError, "Unknown WM: "); + ffStrbufAppend(themeOrError, &wm->wmPrettyName); + return false; +} |