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Add functions which look for text, image or uri targets in an array of

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2005-08-30  Matthias Clasen  <mclasen@redhat.com>

	* gtk/gtk.symbols:
	* gtk/gtkselection.h:
	* gtk/gtkselection.c: Add functions which look for text, image
	or uri targets in an array of atoms.   (#314089, Mark Wielaard)
This commit is contained in:
Matthias Clasen 2005-08-30 05:42:37 +00:00 committed by Matthias Clasen
parent 62c23bec25
commit 7ee4ea8719
7 changed files with 145 additions and 47 deletions
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5
ChangeLog
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@ -1,5 +1,10 @@
2005-08-30 Matthias Clasen <mclasen@redhat.com>
* gtk/gtk.symbols:
* gtk/gtkselection.h:
* gtk/gtkselection.c: Add functions which look for text, image
or uri targets in an array of atoms. (#314089, Mark Wielaard)
* gtk/gtk.symbols:
* gtk/gtkselection.h:
* gtk/gtkselection.c (gtk_selection_data_targets_include_uri):

5
ChangeLog.pre-2-10
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@ -1,5 +1,10 @@
2005-08-30 Matthias Clasen <mclasen@redhat.com>
* gtk/gtk.symbols:
* gtk/gtkselection.h:
* gtk/gtkselection.c: Add functions which look for text, image
or uri targets in an array of atoms. (#314089, Mark Wielaard)
* gtk/gtk.symbols:
* gtk/gtkselection.h:
* gtk/gtkselection.c (gtk_selection_data_targets_include_uri):

1
docs/reference/ChangeLog
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@ -2,6 +2,7 @@
* gtk/gtk-sections.txt: Add gtk_window_[sg]et_deletable.
Add gtk_selection_data_targets_include_uri.
Add gtk_targets_include... functions.
2005-08-29 Matthias Clasen <mclasen@redhat.com>

3
docs/reference/gtk/gtk-sections.txt
View File

@ -5147,6 +5147,9 @@ gtk_selection_data_get_targets
gtk_selection_data_targets_include_image
gtk_selection_data_targets_include_text
gtk_selection_data_targets_include_uri
gtk_targets_include_image
gtk_targets_include_text
gtk_targets_include_uri
gtk_selection_remove_all
gtk_selection_clear
gtk_selection_data_copy

3
gtk/gtk.symbols
View File

@ -2612,6 +2612,9 @@ gtk_selection_data_set_uris
gtk_selection_data_targets_include_image
gtk_selection_data_targets_include_text
gtk_selection_data_targets_include_uri
gtk_targets_include_image
gtk_targets_include_text
gtk_targets_include_uri
gtk_selection_owner_set
gtk_selection_owner_set_for_display
gtk_selection_remove_all

168
gtk/gtkselection.c
View File

@ -1568,6 +1568,46 @@ gtk_selection_data_get_targets (GtkSelectionData *selection_data,
}
}
/**
* gtk_targets_include_text:
* @targets: an array of #GdkAtom<!-- -->s
* @n_targets: the length of @targets
*
* Determines if any of the targets in @targets can be used to
* provide text.
*
* Return value: %TRUE if @targets include a suitable target for text,
* otherwise %FALSE.
*
* Since: 2.10
**/
gboolean
gtk_targets_include_text (GdkAtom *targets,
gint n_targets)
{
gint i;
gboolean result = FALSE;
/* Keep in sync with gtk_target_list_add_text_targets()
*/
for (i = 0; i < n_targets; i++)
{
if (targets[i] == utf8_atom ||
targets[i] == text_atom ||
targets[i] == GDK_TARGET_STRING ||
targets[i] == ctext_atom ||
targets[i] == text_plain_atom ||
targets[i] == text_plain_utf8_atom ||
targets[i] == text_plain_locale_atom)
{
result = TRUE;
break;
}
}
return result;
}
/**
* gtk_selection_data_targets_include_text:
* @selection_data: a #GtkSelectionData object
@ -1584,36 +1624,63 @@ gtk_selection_data_targets_include_text (GtkSelectionData *selection_data)
{
GdkAtom *targets;
gint n_targets;
gint i;
gboolean result = FALSE;
/* Keep in sync with gtk_target_list_add_text_targets()
*/
init_atoms ();
if (gtk_selection_data_get_targets (selection_data, &targets, &n_targets))
{
for (i=0; i < n_targets; i++)
{
if (targets[i] == utf8_atom ||
targets[i] == text_atom ||
targets[i] == GDK_TARGET_STRING ||
targets[i] == ctext_atom ||
targets[i] == text_plain_atom ||
targets[i] == text_plain_utf8_atom ||
targets[i] == text_plain_locale_atom)
{
result = TRUE;
break;
}
}
result = gtk_targets_include_text (targets, n_targets);
g_free (targets);
}
return result;
}
/**
* gtk_targets_include_image:
* @targets: an array of #GdkAtom<!-- -->s
* @n_targets: the length of @targets
* @writable: whether to accept only targets for which GTK+ knows
* how to convert a pixbuf into the format
*
* Determines if any of the targets in @targets can be used to
* provide a #GdkPixbuf.
*
* Return value: %TRUE if @targets include a suitable target for images,
* otherwise %FALSE.
*
* Since: 2.10
**/
gboolean
gtk_targets_include_image (GdkAtom *targets,
gint n_targets,
gboolean writable)
{
GtkTargetList *list;
GList *l;
gint i;
gboolean result = FALSE;
list = gtk_target_list_new (NULL, 0);
gtk_target_list_add_image_targets (list, 0, writable);
for (i = 0; i < n_targets && !result; i++)
{
for (l = list->list; l; l = l->next)
{
GtkTargetPair *pair = (GtkTargetPair *)l->data;
if (pair->target == targets[i])
{
result = TRUE;
break;
}
}
}
gtk_target_list_unref (list);
return result;
}
/**
* gtk_selection_data_targets_include_image:
* @selection_data: a #GtkSelectionData object
@ -1635,35 +1702,53 @@ gtk_selection_data_targets_include_image (GtkSelectionData *selection_data,
{
GdkAtom *targets;
gint n_targets;
gint i;
gboolean result = FALSE;
GtkTargetList *list;
GList *l;
/* Keep in sync with gtk_target_list_add_image_targets()
*/
init_atoms ();
if (gtk_selection_data_get_targets (selection_data, &targets, &n_targets))
{
list = gtk_target_list_new (NULL, 0);
gtk_target_list_add_image_targets (list, 0, writable);
for (i=0; i < n_targets && !result; i++)
{
for (l = list->list; l && !result; l = l->next)
{
GtkTargetPair *pair = (GtkTargetPair *)l->data;
if (pair->target == targets[i])
result = TRUE;
}
}
gtk_target_list_unref (list);
result = gtk_targets_include_image (targets, n_targets, writable);
g_free (targets);
}
return result;
}
/**
* gtk_targets_include_uri:
* @targets: an array of #GdkAtom<!-- -->s
* @n_targets: the length of @targets
*
* Determines if any of the targets in @targets can be used to
* provide an uri list.
*
* Return value: %TRUE if @targets include a suitable target for uri lists,
* otherwise %FALSE.
*
* Since: 2.10
**/
gboolean
gtk_targets_include_uri (GdkAtom *targets,
gint n_targets)
{
gint i;
gboolean result = FALSE;
/* Keep in sync with gtk_target_list_add_uri_targets()
*/
for (i = 0; i < n_targets; i++)
{
if (targets[i] == text_uri_list_atom)
{
result = TRUE;
break;
}
}
return result;
}
/**
* gtk_selection_data_targets_include_uri:
* @selection_data: a #GtkSelectionData object
@ -1682,24 +1767,13 @@ gtk_selection_data_targets_include_uri (GtkSelectionData *selection_data)
{
GdkAtom *targets;
gint n_targets;
gint i;
gboolean result = FALSE;
/* Keep in sync with gtk_target_list_add_uri_targets()
*/
init_atoms ();
if (gtk_selection_data_get_targets (selection_data, &targets, &n_targets))
{
for (i=0; i < n_targets; i++)
{
if (targets[i] == text_uri_list_atom)
{
result = TRUE;
break;
}
}
result = gtk_targets_include_uri (targets, n_targets);
g_free (targets);
}

7
gtk/gtkselection.h
View File

@ -156,6 +156,13 @@ gboolean gtk_selection_data_targets_include_text (GtkSelectionData *selection_d
gboolean gtk_selection_data_targets_include_image (GtkSelectionData *selection_data,
gboolean writable);
gboolean gtk_selection_data_targets_include_uri (GtkSelectionData *selection_data);
gboolean gtk_targets_include_text (GdkAtom *targets,
gint n_targets);
gboolean gtk_targets_include_image (GdkAtom *targets,
gint n_targets,
gboolean writable);
gboolean gtk_targets_include_uri (GdkAtom *targets,
gint n_targets);
/* Called when a widget is destroyed */