Convenience Functions

Convenience Functions — Special purpose widgets and utilities

Functions

Includes

#include <libxfce4panel/libxfce4panel.h>

Description

This section describes a number of functions that were created to help developers of Xfce Panel plugins.

Functions

xfce_panel_create_button ()

GtkWidget *
xfce_panel_create_button (void);

Create regular GtkButton with a few properties set to be useful in the Xfce panel: Flat (GTK_RELIEF_NONE), no focus on click and minimal padding.

Returns

newly created GtkButton.

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xfce_panel_create_toggle_button ()

GtkWidget *
xfce_panel_create_toggle_button (void);

Create regular GtkToggleButton with a few properties set to be useful in Xfce panel: Flat (GTK_RELIEF_NONE), no focus on click and minimal padding.

Returns

newly created GtkToggleButton.

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xfce_panel_get_channel_name ()

const gchar *
xfce_panel_get_channel_name (void);

Function for the name of the Xfconf channel used by the panel. By default this returns "xfce4-panel", but you can override this value with the environment variable XFCE_PANEL_CHANNEL_NAME.

Returns

name of the Xfconf channel

See also: XFCE_PANEL_CHANNEL_NAME, xfce_panel_plugin_xfconf_channel_new and xfce_panel_plugin_get_property_base

Since: 4.8


xfce_panel_pixbuf_from_source ()

GdkPixbuf *
xfce_panel_pixbuf_from_source (const gchar *source,
                               GtkIconTheme *icon_theme,
                               gint size);

See xfce_panel_pixbuf_from_source_at_size

Parameters

source

string that contains the location of an icon

 

icon_theme

icon theme or NULL to use the default icon theme.

[allow-none]

size

size the icon that should be loaded

 

Returns

a GdkPixbuf or NULL if nothing was found. The value should be released with g_object_unref when no longer used.

See also: XfcePanelImage.

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Since: 4.8


xfce_panel_pixbuf_from_source_at_size ()

GdkPixbuf *
xfce_panel_pixbuf_from_source_at_size (const gchar *source,
                                       GtkIconTheme *icon_theme,
                                       gint dest_width,
                                       gint dest_height);

Try to load a pixbuf from a source string. The source could be an abolute path, an icon name or a filename that points to a file in the pixmaps directory.

This function is particularly usefull for loading names from the Icon key of desktop files.

The pixbuf is never bigger than dest_width and dest_height . If it is when loaded from the disk, the pixbuf is scaled preserving the aspect ratio.

Parameters

source

string that contains the location of an icon

 

icon_theme

icon theme or NULL to use the default icon theme.

[allow-none]

dest_width

the maximum returned width of the GdkPixbuf

 

dest_height

the maximum returned height of the GdkPixbuf

 

Returns

a GdkPixbuf or NULL if nothing was found. The value should be released with g_object_unref when no longer used.

See also: XfcePanelImage.

[transfer full]

Since: 4.10


xfce_panel_set_image_from_source ()

void
xfce_panel_set_image_from_source (GtkImage *image,
                                  const gchar *source,
                                  GtkIconTheme *icon_theme,
                                  gint size);

See xfce_panel_pixbuf_from_source_at_size

See also: XfcePanelImage

Parameters

image

GtkImage to be set

 

source

string that contains the location of an icon

 

icon_theme

icon theme or NULL to use the default icon theme.

[allow-none]

size

size the icon that should be loaded

 

Since: 4.17.2