| Goffice Reference Manual | ||||
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void (*GOPaletteSwatchRenderCallback) (cairo_t *cr, GdkRectangle const *area, int index, gpointer data); const char* (*GOPaletteSwatchTooltipCallback) (int index, gpointer data); GOPalettePrivate; GOPalette; GtkWidget* go_palette_new (int n_swatches, double swatch_width, int n_columns, GOPaletteSwatchRenderCallback swatch_render, GOPaletteSwatchTooltipCallback get_tooltip, gpointer data, GDestroyNotify destroy); void go_palette_show_automatic (GOPalette *palette, int index, char const *label); void go_palette_show_custom (GOPalette *palette, char const *label); gpointer go_palette_get_user_data (GOPalette *palette); GtkWidget* go_palette_swatch_new (GOPalette *palette, int index); int go_palette_get_n_swatches (GOPalette *palette);
GObject
+----GInitiallyUnowned
+----GtkObject
+----GtkWidget
+----GtkContainer
+----GtkMenuShell
+----GtkMenu
+----GOPalette
void (*GOPaletteSwatchRenderCallback) (cairo_t *cr,
GdkRectangle const *area,
int index,
gpointer data);
cr : |
|
area : |
|
index : |
|
data : |
const char* (*GOPaletteSwatchTooltipCallback) (int index,
gpointer data);
index : |
|
data : |
|
| Returns : |
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 |
get_tooltip : |
|
data : |
user data for use by swatch render function |
destroy : |
a function to destroy user data on widget finalization |
| Returns : | a new GOPalette object. |
void go_palette_show_automatic (GOPalette *palette, int index, char const *label);
Adds an automatic button to palette.
palette : |
a GOPalette |
index : |
index to use on automatic item activation |
label : |
if not NULL, replace automatic button label |
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.
palette : |
a GOPalette |
label : |
if not NULL, replaces custom button label |
gpointer go_palette_get_user_data (GOPalette *palette);
palette : |
a GOPalette |
| Returns : | a pointer to user data given to go_palette_new function. |
GtkWidget* go_palette_swatch_new (GOPalette *palette, int index);
palette : |
a GOPalette |
index : |
default index |
| Returns : | a new GtkDrawingArea which will be rendered like a palette
swatch. index can be changed later by changing swatch "index" data.
|
"activate" signalvoid user_function (GOPalette *gopalette, gint arg1, gpointer user_data) : Run Last
gopalette : |
the object which received the signal. |
arg1 : |
|
user_data : |
user data set when the signal handler was connected. |
"automatic-activate" signalvoid user_function (GOPalette *gopalette, gint arg1, gpointer user_data) : Run Last
gopalette : |
the object which received the signal. |
arg1 : |
|
user_data : |
user data set when the signal handler was connected. |
"custom-activate" signalvoid user_function (GOPalette *gopalette, gpointer user_data) : Run Last
gopalette : |
the object which received the signal. |
user_data : |
user data set when the signal handler was connected. |