theme: Add definitions for colors, palettes, and themes

Common definitions for colors, palettes, and themes are necessary
to make the style of mwm easily-customizable.
This commit adds a set of style-related types.

diff --git a/theme.h b/theme.h
new file mode 100644 (file)
index 0000000..ef98864
--- /dev/null
+++ b/theme.h
@@ -0,0 +1,42 @@
+#ifndef MWM_THEME_H
+#define MWM_THEME_H
+
+typedef enum {
+        MWM_PALETTE_ACTIVE = 0,
+        MWM_PALETTE_INACTIVE,
+        MWM_PALETTE_MAX
+} mwm_palette_t;
+
+typedef enum {
+        MWM_COLOR_FOCUSED = 0,
+        MWM_COLOR_VISIBLE,
+        MWM_COLOR_TEXT,
+        MWM_COLOR_BACKGROUND,
+        MWM_COLOR_INDICATOR_FILL,
+        MWM_COLOR_INDICATOR_BORDER,
+        MWM_COLOR_CLIENT_INDICATOR,
+        MWM_COLOR_MAX
+} mwm_color_t;
+
+union colorset {
+       struct {
+               const char *focused;
+               const char *visible;
+               const char *text;
+               const char *background;
+               const char *indicator_fill;
+               const char *indicator_border;
+               const char *client_indicator;
+       } named;
+
+       const char *indexed[MWM_COLOR_MAX];
+};
+
+struct theme {
+       union colorset active;
+       union colorset inactive;
+
+       const char *statusbar_font;
+};
+
+#endif /* MWM_THEME_H */