ECanvas

Name

ECanvas -- 

Synopsis



#define     E_CANVAS_TYPE
void        (*ECanvasItemReflowFunc)        (GnomeCanvasItem *item,
                                             gint flags);
void        (*ECanvasItemSelectionFunc)     (GnomeCanvasItem *item,
                                             gint flags,
                                             gpointer user_data);
gint        (*ECanvasItemSelectionCompareFunc)
                                            (GnomeCanvasItem *item,
                                             gpointer data1,
                                             gpointer data2,
                                             gint flags);
typedef     ECanvasSelectionInfo;
            ECanvas;
GtkWidget*  e_canvas_new                    (void);
void        e_canvas_item_grab_focus        (GnomeCanvasItem *item);
void        e_canvas_item_request_reflow    (GnomeCanvasItem *item);
void        e_canvas_item_request_parent_reflow
                                            (GnomeCanvasItem *item);
void        e_canvas_item_set_reflow_callback
                                            (GnomeCanvasItem *item,
                                             ECanvasItemReflowFunc func);
void        e_canvas_item_set_selection_callback
                                            (GnomeCanvasItem *item,
                                             ECanvasItemSelectionFunc func);
void        e_canvas_item_set_selection_compare_callback
                                            (GnomeCanvasItem *item,
                                             ECanvasItemSelectionCompareFunc func);
void        e_canvas_item_set_cursor        (GnomeCanvasItem *item,
                                             gpointer id);
void        e_canvas_item_add_selection     (GnomeCanvasItem *item,
                                             gpointer id);
void        e_canvas_item_remove_selection  (GnomeCanvasItem *item,
                                             gpointer id);
void        e_canvas_item_set_cursor_end    (GnomeCanvasItem *item,
                                             gpointer id);

Object Hierarchy


  GtkObject
   +----GtkWidget
         +----GtkContainer
               +----GtkLayout
                     +----GnomeCanvas
                           +----ECanvas

Signal Prototypes


"reflow"    void        user_function      (ECanvas *ecanvas,
                                            gpointer user_data);

Description

Details

E_CANVAS_TYPE

#define E_CANVAS_TYPE			(e_canvas_get_type ())


ECanvasItemReflowFunc ()

void        (*ECanvasItemReflowFunc)        (GnomeCanvasItem *item,
                                             gint flags);

item :

flags :


ECanvasItemSelectionFunc ()

void        (*ECanvasItemSelectionFunc)     (GnomeCanvasItem *item,
                                             gint flags,
                                             gpointer user_data);

item :

flags :

user_data :


ECanvasItemSelectionCompareFunc ()

gint        (*ECanvasItemSelectionCompareFunc)
                                            (GnomeCanvasItem *item,
                                             gpointer data1,
                                             gpointer data2,
                                             gint flags);

item :

data1 :

data2 :

flags :

Returns :


ECanvasSelectionInfo

typedef struct {
	GnomeCanvasItem *item;
	gpointer         id;
} ECanvasSelectionInfo;


ECanvas

typedef struct _ECanvas ECanvas;


e_canvas_new ()

GtkWidget*  e_canvas_new                    (void);

Returns :


e_canvas_item_grab_focus ()

void        e_canvas_item_grab_focus        (GnomeCanvasItem *item);

Makes the specified item take the keyboard focus, so all keyboard events will be sent to it. If the canvas widget itself did not have the focus and widget_too is TRUE, it grabs that focus as well.

item :

A canvas item.


e_canvas_item_request_reflow ()

void        e_canvas_item_request_reflow    (GnomeCanvasItem *item);

item :


e_canvas_item_request_parent_reflow ()

void        e_canvas_item_request_parent_reflow
                                            (GnomeCanvasItem *item);

item :


e_canvas_item_set_reflow_callback ()

void        e_canvas_item_set_reflow_callback
                                            (GnomeCanvasItem *item,
                                             ECanvasItemReflowFunc func);

item :

func :


e_canvas_item_set_selection_callback ()

void        e_canvas_item_set_selection_callback
                                            (GnomeCanvasItem *item,
                                             ECanvasItemSelectionFunc func);

item :

func :


e_canvas_item_set_selection_compare_callback ()

void        e_canvas_item_set_selection_compare_callback
                                            (GnomeCanvasItem *item,
                                             ECanvasItemSelectionCompareFunc func);

item :

func :


e_canvas_item_set_cursor ()

void        e_canvas_item_set_cursor        (GnomeCanvasItem *item,
                                             gpointer id);

item :

id :


e_canvas_item_add_selection ()

void        e_canvas_item_add_selection     (GnomeCanvasItem *item,
                                             gpointer id);

item :

id :


e_canvas_item_remove_selection ()

void        e_canvas_item_remove_selection  (GnomeCanvasItem *item,
                                             gpointer id);

item :

id :


e_canvas_item_set_cursor_end ()

void        e_canvas_item_set_cursor_end    (GnomeCanvasItem *item,
                                             gpointer id);

item :

id :

Signals

The "reflow" signal

void        user_function                  (ECanvas *ecanvas,
                                            gpointer user_data);

ecanvas :

the object which received the signal.

user_data :

user data set when the signal handler was connected.