forked from osmocom/wireshark
Add ws_combo_box_new_text_and_pointer() and related which provides a
variant of gtk_combo_box which stores a pointer along as well as text for each combo_box entry. svn path=/trunk/; revision=31947
This commit is contained in:
Bill Meier
parent
b62d27c43d
commit
59dbaca913
2 changed files with 187 additions and 3 deletions
119
gtk/gui_utils.c
119
gtk/gui_utils.c
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@ -1326,3 +1326,122 @@ str_ptr_sort_func(GtkTreeModel *model,
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}
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return ret;
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}
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/**
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* ws_combo_box_new_text_and_pointer:
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*
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* Convenience function which constructs a new "text and pointer" combo box, which
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* is a #GtkComboBox just displaying strings and storing a pointer associated with
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* each combo_box entry; The pointer can be retrieved when an entry is selected.
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* If you use this function to create a text_and_pointer combo_box,
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* you should only manipulate its data source with the
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* following convenience function: ws_combo_box_append_text_and_pointer().
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*
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* @return A pointer to a new text_and_pointer combo_box.
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*/
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GtkWidget *
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ws_combo_box_new_text_and_pointer(void)
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{
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GtkWidget *combo_box;
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GtkCellRenderer *cell;
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GtkListStore *store;
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store = gtk_list_store_new(2, G_TYPE_STRING, G_TYPE_POINTER);
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combo_box = gtk_combo_box_new_with_model(GTK_TREE_MODEL (store));
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g_object_unref(store);
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cell = gtk_cell_renderer_text_new();
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gtk_cell_layout_pack_start(GTK_CELL_LAYOUT(combo_box), cell, TRUE);
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gtk_cell_layout_set_attributes(GTK_CELL_LAYOUT(combo_box), cell,
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"text", 0,
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NULL);
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return combo_box;
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}
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/**
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* ws_combo_box_clear_text_and_pointer:
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* @param combo_box A #GtkComboBox constructed using ws_combo_box_new_text_and_pointer()
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*
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* Clears all the text_and_pointer entries in the text_and_pointer combo_box.
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* You should use this function only with combo boxes constructed with
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* ws_combo_box_new_text_and_pointer().
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*/
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void ws_combo_box_clear_text_and_pointer(GtkComboBox *combo_box)
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{
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gtk_list_store_clear(GTK_LIST_STORE(gtk_combo_box_get_model(combo_box)));
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}
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/**
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* ws_combo_box_append_text_and_pointer:
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* @param combo_box A #GtkComboBox constructed using ws_combo_box_new_text_and_pointer()
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* @param text A string to be displayed as an entry in the dropdown list of the combo_box
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* @param ptr A pointer to be associated with this entry of the combo_box
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*
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* Appends text and ptr to the list of strings and pointers stored in combo_box. Note that
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* you can only use this function with combo boxes constructed with
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* ws_combo_box_new_text_and_pointer().
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*/
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void
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ws_combo_box_append_text_and_pointer (GtkComboBox *combo_box,
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const gchar *text,
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const gpointer ptr)
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{
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GtkTreeIter iter;
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GtkListStore *store;
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store = GTK_LIST_STORE(gtk_combo_box_get_model(combo_box));
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gtk_list_store_append(store, &iter);
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gtk_list_store_set(store, &iter, 0, text, 1, ptr, -1);
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}
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/**
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* ws_combo_box_get_active_pointer:
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* @param combo_box A #GtkComboBox constructed using ws_combo_box_new_text_and_pointer()
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* @param ptr A pointer to a location in which to store the pointer associated with the active entry
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* @return TRUE if an entry is selected (i.e: an active entry exists); FALSE otherwise
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*
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* You can only use this function with combo boxes constructed with
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* ws_combo_box_new_text_and_pointer().
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*/
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gboolean
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ws_combo_box_get_active_pointer(GtkComboBox *combo_box, gpointer *ptr)
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{
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GtkListStore *store;
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GtkTreeIter iter;
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*ptr = NULL;
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if (gtk_combo_box_get_active_iter(combo_box, &iter)) {
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store = GTK_LIST_STORE(gtk_combo_box_get_model(combo_box));
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gtk_tree_model_get(GTK_TREE_MODEL(store), &iter,
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1, ptr, -1);
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return TRUE;
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}
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return FALSE;
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}
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/**
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* ws_combo_box_get_active:
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* @param combo_box A #GtkComboBox constructed using ws_combo_box_new_text_and_pointer()
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* @return Index of the active entry; -1 if no entry is selected;
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*/
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gint
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ws_combo_box_get_active(GtkComboBox *combo_box)
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{
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return gtk_combo_box_get_active(combo_box);
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}
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/**
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* ws_combo_box_set_active:
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* @param combo_box A #GtkComboBox constructed using ws_combo_box_new_text_and_pointer()
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* @param Index of the entry which is to be set as active (ie: selected)
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*/
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void
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ws_combo_box_set_active(GtkComboBox *combo_box, gint idx)
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{
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gtk_combo_box_set_active(combo_box, idx);
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}
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@ -364,9 +364,9 @@ void str_ptr_data_func(GtkTreeViewColumn *column, GtkCellRenderer *renderer, Gtk
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*/
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gint str_ptr_sort_func(GtkTreeModel *model,
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GtkTreeIter *a,
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GtkTreeIter *b,
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gpointer user_data);
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GtkTreeIter *a,
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GtkTreeIter *b,
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gpointer user_data);
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/** Switch a GtkTReeView to fixed columns (speed optimization)
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* @param view A GtkTreeView
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@ -379,4 +379,69 @@ void switch_to_fixed_col(GtkTreeView *view);
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*/
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gint get_default_col_size(GtkWidget *view, const gchar *str);
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/**
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* ws_combo_box_new_text_and_pointer:
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*
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* Convenience function which constructs a new "text and pointer" combo box, which
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* is a #GtkComboBox just displaying strings and storing a pointer associated with
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* each combo_box entry; The pointer can be retrieved when an entry is selected.
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* If you use this function to create a text_and_pointer combo_box,
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* you should only manipulate its data source with the
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* following convenience function: ws_combo_box_append_text_and_pointer().
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*
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* @return A pointer to a new text_and_pointer combo_box.
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*/
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GtkWidget *ws_combo_box_new_text_and_pointer(void);
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/**
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* ws_combo_box_clear_text_and_pointer:
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* @param combo_box A #GtkComboBox constructed using ws_combo_box_new_text_and_pointer()
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*
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* Clears all the text_and_pointer entries in the text_and_pointer combo_box.
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* You should use this function only with combo boxes constructed with
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* ws_combo_box_new_text_and_pointer().
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*/
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void ws_combo_box_clear_text_and_pointer(GtkComboBox *combo_box);
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/**
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* ws_combo_box_append_text_and_pointer:
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* @param combo_box A #GtkComboBox constructed using ws_combo_box_new_text_and_pointer()
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* @param text A string to be displayed as an entry in the dropdown list of the combo_box
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* @param ptr A pointer to be associated with this entry of the combo_box
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*
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* Appends text and ptr to the list of strings and pointers stored in combo_box. Note that
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* you can only use this function with combo boxes constructed with
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* ws_combo_box_new_text_and_pointer().
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*/
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void ws_combo_box_append_text_and_pointer (GtkComboBox *combo_box,
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const gchar *text,
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const gpointer ptr);
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/**
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* ws_combo_box_get_active_pointer:
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* @param combo_box A #GtkComboBox constructed using ws_combo_box_new_text_and_pointer()
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* @param ptr A pointer to a location in which to store the pointer associated with the active entry
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* @return TRUE if an entry is selected (i.e: an active entry exists); FALSE otherwise
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*
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* You can only use this function with combo boxes constructed with
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* ws_combo_box_new_text_and_pointer().
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*/
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gboolean ws_combo_box_get_active_pointer(GtkComboBox *combo_box, gpointer *ptr);
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/**
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* ws_combo_box_get_active:
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* @param combo_box A #GtkComboBox constructed using ws_combo_box_new_text_and_pointer()
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* @return Index of the active entry; -1 if no entry is selected;
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*/
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gint ws_combo_box_get_active(GtkComboBox *combo_box);
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/**
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* ws_combo_box_set_active:
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* @param combo_box A #GtkComboBox constructed using ws_combo_box_new_text_and_pointer()
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* @param Index of the entry which is to be set as active (ie: selected)
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*/
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void ws_combo_box_set_active(GtkComboBox *combo_box, gint idx);
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#endif /* __GTKGUIUI_UTIL_H__ */
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