Top | ![]() |
![]() |
![]() |
![]() |
void | (*GOPaletteSwatchRenderCallback) () |
const char * | (*GOPaletteSwatchTooltipCallback) () |
GtkWidget * | go_palette_new () |
int | go_palette_get_n_swatches () |
gpointer | go_palette_get_user_data () |
void | go_palette_show_automatic () |
void | go_palette_show_custom () |
GtkWidget * | go_palette_swatch_new () |
GObject ╰── GInitiallyUnowned ╰── GtkObject ╰── GtkWidget ╰── GtkContainer ╰── GtkMenuShell ╰── GtkMenu ╰── GOPalette
void (*GOPaletteSwatchRenderCallback) (cairo_t *cr
,GdkRectangle const *area
,int index
,gpointer data
);
const char * (*GOPaletteSwatchTooltipCallback) (int index
,gpointer data
);
GtkWidget * go_palette_new (int n_swatches
,double swatch_width
,int n_columns
,GOPaletteSwatchRenderCallback swatch_render
,GOPaletteSwatchTooltipCallback get_tooltip
,gpointer data
,GDestroyNotify destroy
);
n_swatches |
number of palette items |
|
swatch_width |
swatch width as multiple of swatch height |
|
n_columns |
number of columns for displaying palette items |
|
swatch_render |
a user function used for swatch rendering |
|
data |
user data for use by swatch render function |
|
destroy |
a function to destroy user data on widget finalization |
int
go_palette_get_n_swatches (GOPalette *palette
);
A convenience function.
void go_palette_show_automatic (GOPalette *palette
,int index
,char const *label
);
Adds an automatic button to palette
.
void go_palette_show_custom (GOPalette *palette
,char const *label
);
Adds a custom button to bottom of palette
. An activation
of custom button will cause an emition of "custom_activate" signal.
GtkWidget * go_palette_swatch_new (GOPalette *palette
,int index
);
a new GtkDrawingArea which will be rendered like a palette
swatch. index
can be changed later by changing swatch "index" data.