ECanvas
3
GAL Library
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
<anchor id="E-CANVAS-TYPE:CAPS">E_CANVAS_TYPE
E_CANVAS_TYPE#define E_CANVAS_TYPE (e_canvas_get_type ())
<anchor id="ECanvasItemReflowFunc">ECanvasItemReflowFunc ()
ECanvasItemReflowFuncvoid (*ECanvasItemReflowFunc) (GnomeCanvasItem *item,
gint flags);
item :
flags :
<anchor id="ECanvasItemSelectionFunc">ECanvasItemSelectionFunc ()
ECanvasItemSelectionFuncvoid (*ECanvasItemSelectionFunc) (GnomeCanvasItem *item,
gint flags,
gpointer user_data);
item :
flags :
user_data :
<anchor id="ECanvasItemSelectionCompareFunc">ECanvasItemSelectionCompareFunc ()
ECanvasItemSelectionCompareFuncgint (*ECanvasItemSelectionCompareFunc)
(GnomeCanvasItem *item,
gpointer data1,
gpointer data2,
gint flags);
item :
data1 :
data2 :
flags :
Returns :
<anchor id="ECanvasSelectionInfo">ECanvasSelectionInfo
ECanvasSelectionInfotypedef struct {
GnomeCanvasItem *item;
gpointer id;
} ECanvasSelectionInfo;
<anchor id="ECanvas-struct">ECanvas
ECanvastypedef struct _ECanvas ECanvas;
<anchor id="e-canvas-new">e_canvas_new ()
e_canvas_newGtkWidget* e_canvas_new (void);
Returns :
<anchor id="e-canvas-item-grab-focus">e_canvas_item_grab_focus ()
e_canvas_item_grab_focusvoid 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.
<anchor id="e-canvas-item-request-reflow">e_canvas_item_request_reflow ()
e_canvas_item_request_reflowvoid e_canvas_item_request_reflow (GnomeCanvasItem *item);
item :
<anchor id="e-canvas-item-request-parent-reflow">e_canvas_item_request_parent_reflow ()
e_canvas_item_request_parent_reflowvoid e_canvas_item_request_parent_reflow
(GnomeCanvasItem *item);
item :
<anchor id="e-canvas-item-set-reflow-callback">e_canvas_item_set_reflow_callback ()
e_canvas_item_set_reflow_callbackvoid e_canvas_item_set_reflow_callback
(GnomeCanvasItem *item,
ECanvasItemReflowFunc func);
item :
func :
<anchor id="e-canvas-item-set-selection-callback">e_canvas_item_set_selection_callback ()
e_canvas_item_set_selection_callbackvoid e_canvas_item_set_selection_callback
(GnomeCanvasItem *item,
ECanvasItemSelectionFunc func);
item :
func :
<anchor id="e-canvas-item-set-selection-compare-callback">e_canvas_item_set_selection_compare_callback ()
e_canvas_item_set_selection_compare_callbackvoid e_canvas_item_set_selection_compare_callback
(GnomeCanvasItem *item,
ECanvasItemSelectionCompareFunc func);
item :
func :
<anchor id="e-canvas-item-set-cursor">e_canvas_item_set_cursor ()
e_canvas_item_set_cursorvoid e_canvas_item_set_cursor (GnomeCanvasItem *item,
gpointer id);
item :
id :
<anchor id="e-canvas-item-add-selection">e_canvas_item_add_selection ()
e_canvas_item_add_selectionvoid e_canvas_item_add_selection (GnomeCanvasItem *item,
gpointer id);
item :
id :
<anchor id="e-canvas-item-remove-selection">e_canvas_item_remove_selection ()
e_canvas_item_remove_selectionvoid e_canvas_item_remove_selection (GnomeCanvasItem *item,
gpointer id);
item :
id :
<anchor id="e-canvas-item-set-cursor-end">e_canvas_item_set_cursor_end ()
e_canvas_item_set_cursor_endvoid e_canvas_item_set_cursor_end (GnomeCanvasItem *item,
gpointer id);
item :
id :
Signals
<anchor id="ECanvas-reflow">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.