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-rw-r--r--src/theme.h325
1 files changed, 267 insertions, 58 deletions
diff --git a/src/theme.h b/src/theme.h
index 249cb55..ebb48a8 100644
--- a/src/theme.h
+++ b/src/theme.h
@@ -36,18 +36,27 @@ typedef struct _MetaFrameLayout MetaFrameLayout;
typedef struct _MetaFrameGeometry MetaFrameGeometry;
typedef struct _MetaTheme MetaTheme;
typedef struct _MetaPositionExprEnv MetaPositionExprEnv;
+typedef struct _MetaDrawInfo MetaDrawInfo;
+
+#define META_THEME_ERROR (g_quark_from_static_string ("meta-theme-error"))
typedef enum
{
- META_SCALE_NONE,
- META_SCALE_VERTICALLY,
- META_SCALE_HORIZONTALLY,
- META_SCALE_BOTH
-} MetaScaleMode;
+ META_THEME_ERROR_FRAME_GEOMETRY,
+ META_THEME_ERROR_BAD_CHARACTER,
+ META_THEME_ERROR_BAD_PARENS,
+ META_THEME_ERROR_UNKNOWN_VARIABLE,
+ META_THEME_ERROR_DIVIDE_BY_ZERO,
+ META_THEME_ERROR_MOD_ON_FLOAT,
+ META_THEME_ERROR_FAILED
+} MetaThemeError;
+
/* Parameters used to calculate the geometry of the frame */
struct _MetaFrameLayout
{
+ int refcount;
+
/* Size of left/right/bottom sides */
int left_width;
int right_width;
@@ -56,19 +65,12 @@ struct _MetaFrameLayout
/* Border of blue title region */
GtkBorder title_border;
- /* Border inside title region, around title */
- GtkBorder text_border;
-
- /* padding on either side of spacer */
- int spacer_padding;
-
- /* Size of spacer */
- int spacer_width;
- int spacer_height;
-
+ /* Extra height for inside of title region, above the font height */
+ int title_vertical_pad;
+
/* indent of buttons from edges of frame */
- int right_inset;
- int left_inset;
+ int right_titlebar_edge;
+ int left_titlebar_edge;
/* Size of buttons */
int button_width;
@@ -76,11 +78,6 @@ struct _MetaFrameLayout
/* Space around buttons */
GtkBorder button_border;
-
- /* Space inside button which is clickable but doesn't draw the
- * button icon
- */
- GtkBorder inner_button_border;
};
@@ -98,7 +95,6 @@ struct _MetaFrameGeometry
GdkRectangle close_rect;
GdkRectangle max_rect;
GdkRectangle min_rect;
- GdkRectangle spacer_rect;
GdkRectangle menu_rect;
GdkRectangle title_rect;
@@ -125,7 +121,8 @@ typedef enum
META_GTK_COLOR_MID,
META_GTK_COLOR_TEXT,
META_GTK_COLOR_BASE,
- META_GTK_COLOR_TEXT_AA
+ META_GTK_COLOR_TEXT_AA,
+ META_GTK_COLOR_LAST
} MetaGtkColorComponent;
struct _MetaColorSpec
@@ -154,6 +151,16 @@ struct _MetaGradientSpec
GSList *color_specs;
};
+struct _MetaDrawInfo
+{
+ GdkPixbuf *mini_icon;
+ GdkPixbuf *icon;
+ PangoLayout *title_layout;
+ int title_layout_width;
+ int title_layout_height;
+ const MetaFrameGeometry *fgeom;
+};
+
typedef enum
{
/* Basic drawing */
@@ -161,6 +168,9 @@ typedef enum
META_DRAW_RECTANGLE,
META_DRAW_ARC,
+ /* Clip to a rectangle */
+ META_DRAW_CLIP,
+
/* Texture thingies */
META_DRAW_TINT, /* just a filled rectangle with alpha */
META_DRAW_GRADIENT,
@@ -169,7 +179,14 @@ typedef enum
/* GTK theme engine stuff */
META_DRAW_GTK_ARROW,
META_DRAW_GTK_BOX,
- META_DRAW_GTK_VLINE
+ META_DRAW_GTK_VLINE,
+
+ /* App's window icon */
+ META_DRAW_ICON,
+ /* App's window title */
+ META_DRAW_TITLE,
+ /* a draw op list */
+ META_DRAW_OP_LIST
} MetaDrawType;
struct _MetaDrawOp
@@ -209,6 +226,13 @@ struct _MetaDrawOp
double start_angle;
double extent_angle;
} arc;
+
+ struct {
+ char *x;
+ char *y;
+ char *width;
+ char *height;
+ } clip;
struct {
MetaColorSpec *color_spec;
@@ -231,7 +255,6 @@ struct _MetaDrawOp
struct {
GdkPixbuf *pixbuf;
double alpha;
- MetaScaleMode scale_mode;
char *x;
char *y;
char *width;
@@ -264,6 +287,28 @@ struct _MetaDrawOp
char *y1;
char *y2;
} gtk_vline;
+
+ struct {
+ double alpha;
+ char *x;
+ char *y;
+ char *width;
+ char *height;
+ } icon;
+
+ struct {
+ MetaColorSpec *color_spec;
+ char *x;
+ char *y;
+ } title;
+
+ struct {
+ MetaDrawOpList *op_list;
+ char *x;
+ char *y;
+ char *width;
+ char *height;
+ } op_list;
} data;
};
@@ -295,6 +340,15 @@ typedef enum
typedef enum
{
+ META_MENU_ICON_TYPE_CLOSE,
+ META_MENU_ICON_TYPE_MAXIMIZE,
+ META_MENU_ICON_TYPE_UNMAXIMIZE,
+ META_MENU_ICON_TYPE_MINIMIZE,
+ META_MENU_ICON_TYPE_LAST
+} MetaMenuIconType;
+
+typedef enum
+{
/* Listed in the order in which the textures are drawn.
* (though this only matters for overlaps of course.)
* Buttons are drawn after the frame textures.
@@ -311,7 +365,7 @@ typedef enum
/* entire frame */
META_FRAME_PIECE_ENTIRE_BACKGROUND,
/* entire titlebar background */
- META_FRAME_PIECE_TITLEBAR_BACKGROUND,
+ META_FRAME_PIECE_TITLEBAR,
/* portion of the titlebar background inside the titlebar
* background edges
*/
@@ -325,7 +379,7 @@ typedef enum
/* bottom edge of titlebar */
META_FRAME_PIECE_BOTTOM_TITLEBAR_EDGE,
/* render over title background (text area) */
- META_FRAME_PIECE_TITLE_BACKGROUND,
+ META_FRAME_PIECE_TITLE,
/* left edge of the frame */
META_FRAME_PIECE_LEFT_EDGE,
/* right edge of the frame */
@@ -338,12 +392,12 @@ typedef enum
META_FRAME_PIECE_LAST
} MetaFramePiece;
+#define N_GTK_STATES 5
struct _MetaFrameStyle
{
int refcount;
MetaFrameStyle *parent;
- MetaDrawOpList *button_icons[META_BUTTON_TYPE_LAST][META_BUTTON_STATE_LAST];
- MetaDrawOpList *button_backgrounds[META_BUTTON_TYPE_LAST][META_BUTTON_STATE_LAST];
+ MetaDrawOpList *buttons[META_BUTTON_TYPE_LAST][META_BUTTON_STATE_LAST];
MetaDrawOpList *pieces[META_FRAME_PIECE_LAST];
MetaFrameLayout *layout;
};
@@ -402,39 +456,54 @@ struct _MetaFrameStyleSet
struct _MetaTheme
{
char *name;
+ char *dirname;
char *filename;
-
+ char *readable_name;
+ char *author;
+ char *copyright;
+ char *date;
+ char *description;
+
+ GHashTable *integer_constants;
+ GHashTable *float_constants;
+ GHashTable *images_by_filename;
+ GHashTable *layouts_by_name;
+ GHashTable *draw_op_lists_by_name;
GHashTable *styles_by_name;
GHashTable *style_sets_by_name;
MetaFrameStyleSet *style_sets_by_type[META_FRAME_TYPE_LAST];
+ MetaDrawOpList *menu_icons[META_MENU_ICON_TYPE_LAST][N_GTK_STATES];
};
-#define META_POSITION_EXPR_ERROR (g_quark_from_static_string ("meta-position-expr-error"))
-typedef enum
-{
- META_POSITION_EXPR_ERROR_BAD_CHARACTER,
- META_POSITION_EXPR_ERROR_BAD_PARENS,
- META_POSITION_EXPR_ERROR_UNKNOWN_VARIABLE,
- META_POSITION_EXPR_ERROR_DIVIDE_BY_ZERO,
- META_POSITION_EXPR_ERROR_MOD_ON_FLOAT,
- META_POSITION_EXPR_ERROR_FAILED
-} MetaPositionExprError;
-
struct _MetaPositionExprEnv
{
int x;
int y;
int width;
int height;
- /* size of an image or whatever */
+ /* size of an object being drawn, if it has a natural size */
int object_width;
int object_height;
+ /* global object sizes, always available */
+ int left_width;
+ int right_width;
+ int top_height;
+ int bottom_height;
+ int title_width;
+ int title_height;
+ int mini_icon_width;
+ int mini_icon_height;
+ int icon_width;
+ int icon_height;
+ /* Theme so we can look up constants */
+ MetaTheme *theme;
};
MetaFrameLayout* meta_frame_layout_new (void);
-void meta_frame_layout_free (MetaFrameLayout *layout);
+MetaFrameLayout* meta_frame_layout_copy (const MetaFrameLayout *src);
+void meta_frame_layout_ref (MetaFrameLayout *layout);
+void meta_frame_layout_unref (MetaFrameLayout *layout);
void meta_frame_layout_get_borders (const MetaFrameLayout *layout,
- GtkWidget *widget,
int text_height,
MetaFrameFlags flags,
int *top_height,
@@ -442,13 +511,15 @@ void meta_frame_layout_get_borders (const MetaFrameLayout *layout,
int *left_width,
int *right_width);
void meta_frame_layout_calc_geometry (const MetaFrameLayout *layout,
- GtkWidget *widget,
int text_height,
MetaFrameFlags flags,
int client_width,
int client_height,
MetaFrameGeometry *fgeom);
+gboolean meta_frame_layout_validate (const MetaFrameLayout *layout,
+ GError **error);
+
gboolean meta_parse_position_expression (const char *expr,
const MetaPositionExprEnv *env,
int *x_return,
@@ -476,6 +547,7 @@ void meta_draw_op_draw (const MetaDrawOp *op,
GtkWidget *widget,
GdkDrawable *drawable,
const GdkRectangle *clip,
+ const MetaDrawInfo *info,
/* logical region being drawn */
int x,
int y,
@@ -490,12 +562,17 @@ void meta_draw_op_list_draw (const MetaDrawOpList *op_list,
GtkWidget *widget,
GdkDrawable *drawable,
const GdkRectangle *clip,
+ const MetaDrawInfo *info,
int x,
int y,
int width,
int height);
void meta_draw_op_list_append (MetaDrawOpList *op_list,
MetaDrawOp *op);
+gboolean meta_draw_op_list_validate (MetaDrawOpList *op_list,
+ GError **error);
+gboolean meta_draw_op_list_contains (MetaDrawOpList *op_list,
+ MetaDrawOpList *child);
MetaGradientSpec* meta_gradient_spec_new (MetaGradientType type);
void meta_gradient_spec_free (MetaGradientSpec *desc);
@@ -503,32 +580,164 @@ GdkPixbuf* meta_gradient_spec_render (const MetaGradientSpec *desc,
GtkWidget *widget,
int width,
int height);
+gboolean meta_gradient_spec_validate (MetaGradientSpec *spec,
+ GError **error);
MetaFrameStyle* meta_frame_style_new (MetaFrameStyle *parent);
void meta_frame_style_ref (MetaFrameStyle *style);
void meta_frame_style_unref (MetaFrameStyle *style);
-void meta_frame_style_draw (MetaFrameStyle *style,
+void meta_frame_style_draw (MetaFrameStyle *style,
+ GtkWidget *widget,
+ GdkDrawable *drawable,
+ int x_offset,
+ int y_offset,
+ const GdkRectangle *clip,
+ const MetaFrameGeometry *fgeom,
+ int client_width,
+ int client_height,
+ PangoLayout *title_layout,
+ int text_height,
+ MetaButtonState button_states[META_BUTTON_TYPE_LAST],
+ GdkPixbuf *mini_icon,
+ GdkPixbuf *icon);
+
+
+gboolean meta_frame_style_validate (MetaFrameStyle *style,
+ GError **error);
+
+MetaFrameStyleSet* meta_frame_style_set_new (MetaFrameStyleSet *parent);
+void meta_frame_style_set_ref (MetaFrameStyleSet *style_set);
+void meta_frame_style_set_unref (MetaFrameStyleSet *style_set);
+
+gboolean meta_frame_style_set_validate (MetaFrameStyleSet *style_set,
+ GError **error);
+
+MetaTheme* meta_theme_get_current (void);
+void meta_theme_set_current (const char *name,
+ gboolean force_reload);
+
+MetaTheme* meta_theme_new (void);
+void meta_theme_free (MetaTheme *theme);
+gboolean meta_theme_validate (MetaTheme *theme,
+ GError **error);
+GdkPixbuf* meta_theme_load_image (MetaTheme *theme,
+ const char *filename,
+ GError **error);
+
+void meta_theme_draw_frame (MetaTheme *theme,
GtkWidget *widget,
GdkDrawable *drawable,
+ const GdkRectangle *clip,
int x_offset,
int y_offset,
- const GdkRectangle *clip,
+ MetaFrameType type,
MetaFrameFlags flags,
int client_width,
int client_height,
PangoLayout *title_layout,
int text_height,
- MetaButtonState button_states[META_BUTTON_TYPE_LAST]);
-
-MetaFrameStyleSet* meta_frame_style_set_new (MetaFrameStyleSet *parent);
-void meta_frame_style_set_ref (MetaFrameStyleSet *style_set);
-void meta_frame_style_set_unref (MetaFrameStyleSet *style_set);
-
-MetaTheme* meta_theme_new (void);
-void meta_theme_free (MetaTheme *theme);
-
-MetaFrameStyle* meta_frame_style_get_test (void);
+ MetaButtonState button_states[META_BUTTON_TYPE_LAST],
+ GdkPixbuf *mini_icon,
+ GdkPixbuf *icon);
+
+void meta_theme_draw_menu_icon (MetaTheme *theme,
+ GtkWidget *widget,
+ GdkDrawable *drawable,
+ const GdkRectangle *clip,
+ int x_offset,
+ int y_offset,
+ int width,
+ int height,
+ MetaMenuIconType type);
+
+void meta_theme_get_frame_borders (MetaTheme *theme,
+ MetaFrameType type,
+ int text_height,
+ MetaFrameFlags flags,
+ int *top_height,
+ int *bottom_height,
+ int *left_width,
+ int *right_width);
+void meta_theme_calc_geometry (MetaTheme *theme,
+ MetaFrameType type,
+ int text_height,
+ MetaFrameFlags flags,
+ int client_width,
+ int client_height,
+ MetaFrameGeometry *fgeom);
+
+
+MetaFrameLayout* meta_theme_lookup_layout (MetaTheme *theme,
+ const char *name);
+void meta_theme_insert_layout (MetaTheme *theme,
+ const char *name,
+ MetaFrameLayout *layout);
+MetaDrawOpList* meta_theme_lookup_draw_op_list (MetaTheme *theme,
+ const char *name);
+void meta_theme_insert_draw_op_list (MetaTheme *theme,
+ const char *name,
+ MetaDrawOpList *op_list);
+MetaFrameStyle* meta_theme_lookup_style (MetaTheme *theme,
+ const char *name);
+void meta_theme_insert_style (MetaTheme *theme,
+ const char *name,
+ MetaFrameStyle *style);
+MetaFrameStyleSet* meta_theme_lookup_style_set (MetaTheme *theme,
+ const char *name);
+void meta_theme_insert_style_set (MetaTheme *theme,
+ const char *name,
+ MetaFrameStyleSet *style_set);
+gboolean meta_theme_define_int_constant (MetaTheme *theme,
+ const char *name,
+ int value,
+ GError **error);
+gboolean meta_theme_lookup_int_constant (MetaTheme *theme,
+ const char *name,
+ int *value);
+gboolean meta_theme_define_float_constant (MetaTheme *theme,
+ const char *name,
+ double value,
+ GError **error);
+gboolean meta_theme_lookup_float_constant (MetaTheme *theme,
+ const char *name,
+ double *value);
+
+char* meta_theme_replace_constants (MetaTheme *theme,
+ const char *expr,
+ GError **err);
+
+/* random stuff */
+
+int meta_gtk_widget_get_text_height (GtkWidget *widget);
+
+/* Enum converters */
+MetaGtkColorComponent meta_color_component_from_string (const char *str);
+const char* meta_color_component_to_string (MetaGtkColorComponent component);
+MetaButtonState meta_button_state_from_string (const char *str);
+const char* meta_button_state_to_string (MetaButtonState state);
+MetaButtonType meta_button_type_from_string (const char *str);
+const char* meta_button_type_to_string (MetaButtonType type);
+MetaMenuIconType meta_menu_icon_type_from_string (const char *str);
+const char* meta_menu_icon_type_to_string (MetaMenuIconType type);
+MetaFramePiece meta_frame_piece_from_string (const char *str);
+const char* meta_frame_piece_to_string (MetaFramePiece piece);
+MetaFrameState meta_frame_state_from_string (const char *str);
+const char* meta_frame_state_to_string (MetaFrameState state);
+MetaFrameResize meta_frame_resize_from_string (const char *str);
+const char* meta_frame_resize_to_string (MetaFrameResize resize);
+MetaFrameFocus meta_frame_focus_from_string (const char *str);
+const char* meta_frame_focus_to_string (MetaFrameFocus focus);
+MetaFrameType meta_frame_type_from_string (const char *str);
+const char* meta_frame_type_to_string (MetaFrameType type);
+MetaGradientType meta_gradient_type_from_string (const char *str);
+const char* meta_gradient_type_to_string (MetaGradientType type);
+GtkStateType meta_gtk_state_from_string (const char *str);
+const char* meta_gtk_state_to_string (GtkStateType state);
+GtkShadowType meta_gtk_shadow_from_string (const char *str);
+const char* meta_gtk_shadow_to_string (GtkShadowType shadow);
+GtkArrowType meta_gtk_arrow_from_string (const char *str);
+const char* meta_gtk_arrow_to_string (GtkArrowType arrow);
#endif