| Goffice Reference Manual | ||||
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| Top | Description | Object Hierarchy | Properties | Signals | ||||
enum GOSnapshotType; GOComponent; GOComponentClass; GOComponent * go_component_new_by_mime_type (char const *mime_type); GOComponent * go_component_new_from_uri (char const *uri); void go_component_set_default_size (GOComponent *component,double width,double ascent,double descent); void go_component_set_window (GOComponent *component,GdkWindow *window); void go_component_set_data (GOComponent *component,char const *data,int length); gboolean go_component_get_data (GOComponent *component,gpointer *data,int *length,GDestroyNotify *clearfunc,gpointer *user_data); void go_component_set_size (GOComponent *component,double width,double height); gboolean go_component_is_resizable (GOComponent *component); gboolean go_component_is_editable (GOComponent *component); GtkWindow* go_component_edit (GOComponent *component); void go_component_emit_changed (GOComponent *component); void go_component_set_command_context (GOCmdContext *cc); GOCmdContext * go_component_get_command_context (void); void go_component_render (GOComponent *component,cairo_t *cr,double width,double height); void go_component_get_size (GOComponent *component,double *width,double *height); void go_component_write_xml_sax (GOComponent *component,GsfXMLOut *output); void (*GOComponentSaxHandler) (GOComponent *component,gpointer user_data); void go_component_sax_push_parser (GsfXMLIn *xin,xmlChar const **attrs,GOComponentSaxHandler handler,gpointer user_data); GOSnapshotType go_component_build_snapshot (GOComponent *component);
"ascent" gdouble : Read / Write "descent" gdouble : Read / Write "height" gdouble : Read "mime-type" gchar* : Read / Write / Construct Only "width" gdouble : Read / Write
typedef enum {
GO_SNAPSHOT_NONE,
GO_SNAPSHOT_SVG,
GO_SNAPSHOT_PNG,
GO_SNAPSHOT_MAX
} GOSnapshotType;
typedef struct {
GObjectClass parent_class;
GtkWindow* (*edit) (GOComponent *component);
gboolean (*get_data) (GOComponent *component, gpointer *data, int *length,
GDestroyNotify *clearfunc, gpointer *user_data);
void (*mime_type_set) (GOComponent* component);
void (*set_data) (GOComponent *component);
void (*set_default_size) (GOComponent* component);
void (*set_size) (GOComponent *component);
void (*render) (GOComponent *component, cairo_t *cr,
double width, double height);
void (*set_font) (GOComponent *component, PangoFontDescription *desc);
void (*reserved1) (void);
void (*reserved2) (void);
void (*reserved3) (void);
void (*reserved4) (void);
/* signals */
void (*changed) (GOComponent* component);
void (*reserved_signal1) (void);
void (*reserved_signal2) (void);
void (*reserved_signal3) (void);
void (*reserved_signal4) (void);
} GOComponentClass;
The component base object class.
GObjectClass |
the parent object class. |
| callback for component edition. | |
| returns the data embedded in the component. | |
| sets the mime type. | |
| sets the data embedded in the component. | |
| sets the default size for the component. | |
| sets the requested size. | |
| displays the contents. | |
| callback called when the component contents changed. | |
GOComponent * go_component_new_by_mime_type (char const *mime_type);
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GOComponent * go_component_new_from_uri (char const *uri);
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void go_component_set_default_size (GOComponent *component,double width,double ascent,double descent);
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void go_component_set_window (GOComponent *component,GdkWindow *window);
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void go_component_set_data (GOComponent *component,char const *data,int length);
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gboolean go_component_get_data (GOComponent *component,gpointer *data,int *length,GDestroyNotify *clearfunc,gpointer *user_data);
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void go_component_set_size (GOComponent *component,double width,double height);
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gboolean go_component_is_resizable (GOComponent *component);
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gboolean go_component_is_editable (GOComponent *component);
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GtkWindow* go_component_edit (GOComponent *component);
Opens a top level window editor for the component if it can be edited.
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GOComponent |
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the editor window or NULL. [transfer none] |
GOCmdContext * go_component_get_command_context (void);
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the command context used for components. [transfer none] |
void go_component_render (GOComponent *component,cairo_t *cr,double width,double height);
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void go_component_get_size (GOComponent *component,double *width,double *height);
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void go_component_write_xml_sax (GOComponent *component,GsfXMLOut *output);
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void (*GOComponentSaxHandler) (GOComponent *component,gpointer user_data);
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void go_component_sax_push_parser (GsfXMLIn *xin,xmlChar const **attrs,GOComponentSaxHandler handler,gpointer user_data);
Loads the component from the xml stream. handler will be called when done.
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GsfInput |
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the current node attributes. |
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GOComponentSaxHandler. [scope call] |
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data to pass to handler
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GOSnapshotType go_component_build_snapshot (GOComponent *component);
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"ascent" property"ascent" gdouble : Read / Write
Component ascent.
Allowed values: >= 0
Default value: 0
"descent" property"descent" gdouble : Read / Write
Component descent.
Allowed values: >= 0
Default value: 0
"height" property"height" gdouble : Read
Component height.
Allowed values: >= 0
Default value: 0
"mime-type" property"mime-type" gchar* : Read / Write / Construct Only
mime type of the content of the component.
Default value: NULL
"width" property"width" gdouble : Read / Write
Component width.
Allowed values: >= 0
Default value: 0
"changed" signalvoid user_function (GOComponent *gocomponent, gpointer user_data) : Run Last
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the object which received the signal. |
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user data set when the signal handler was connected. |