Mercurial > cropper
annotate support.c @ 3:6aaba3a61563
added ratio control code
| author | meillo@marmaro.de |
|---|---|
| date | Wed, 05 Dec 2007 00:08:39 +0100 |
| parents | e359bea4c8ac |
| children | 5e282003f0c1 |
| rev | line source |
|---|---|
| 0 | 1 #include <sys/types.h> |
| 2 #include <sys/stat.h> | |
| 3 #include <unistd.h> | |
| 4 #include <string.h> | |
| 5 #include <stdio.h> | |
| 6 | |
| 7 #include <gtk/gtk.h> | |
| 8 | |
| 9 #include "support.h" | |
| 10 | |
| 1 | 11 |
| 12 GtkWidget* lookup_widget(GtkWidget* widget, const gchar* widget_name) { | |
| 13 GtkWidget* parent; | |
| 14 GtkWidget* found_widget; | |
| 0 | 15 |
| 1 | 16 for (;;) { |
| 17 if (GTK_IS_MENU (widget)) { | |
| 18 parent = gtk_menu_get_attach_widget (GTK_MENU (widget)); | |
| 19 } else { | |
| 20 parent = widget->parent; | |
| 21 } | |
| 22 if (!parent) { | |
| 23 parent = (GtkWidget*) g_object_get_data (G_OBJECT (widget), "GladeParentKey"); | |
| 24 } | |
| 25 if (parent == NULL) { | |
| 26 break; | |
| 27 } | |
| 28 widget = parent; | |
| 29 } | |
| 0 | 30 |
| 1 | 31 found_widget = (GtkWidget*) g_object_get_data (G_OBJECT (widget), widget_name); |
| 32 if (!found_widget) { | |
| 0 | 33 g_warning ("Widget not found: %s", widget_name); |
| 1 | 34 } |
| 0 | 35 return found_widget; |
| 36 } | |
| 37 | |
| 1 | 38 |
| 0 | 39 static GList *pixmaps_directories = NULL; |
| 40 | |
| 41 /* Use this function to set the directory containing installed pixmaps. */ | |
| 1 | 42 void add_pixmap_directory(const gchar* directory) { |
| 43 pixmaps_directories = g_list_prepend (pixmaps_directories, g_strdup (directory)); | |
| 0 | 44 } |
| 45 | |
| 46 /* This is an internally used function to find pixmap files. */ | |
| 1 | 47 static gchar* find_pixmap_file(const gchar* filename) { |
| 48 GList* elem; | |
| 0 | 49 |
| 50 /* We step through each of the pixmaps directory to find it. */ | |
| 51 elem = pixmaps_directories; | |
| 1 | 52 while (elem) { |
| 53 gchar *pathname = g_strdup_printf ("%s%s%s", (gchar*)elem->data, G_DIR_SEPARATOR_S, filename); | |
| 54 if (g_file_test (pathname, G_FILE_TEST_EXISTS)) { | |
| 55 return pathname; | |
| 56 } | |
| 57 g_free (pathname); | |
| 58 elem = elem->next; | |
| 59 } | |
| 0 | 60 return NULL; |
| 61 } | |
| 62 | |
| 1 | 63 |
| 0 | 64 /* This is an internally used function to create pixmaps. */ |
| 1 | 65 GtkWidget* create_pixmap(GtkWidget* widget, const gchar* filename) { |
| 66 gchar* pathname = NULL; | |
| 67 GtkWidget* pixmap; | |
| 0 | 68 |
| 1 | 69 if (!filename || !filename[0]) { |
| 70 return gtk_image_new (); | |
| 71 } | |
| 0 | 72 |
| 73 pathname = find_pixmap_file (filename); | |
| 74 | |
| 1 | 75 if (!pathname) { |
| 76 g_warning ("Couldn't find pixmap file: %s", filename); | |
| 77 return gtk_image_new (); | |
| 78 } | |
| 0 | 79 |
| 80 pixmap = gtk_image_new_from_file (pathname); | |
| 1 | 81 g_free(pathname); |
| 0 | 82 return pixmap; |
| 83 } | |
| 84 | |
| 1 | 85 |
| 0 | 86 /* This is an internally used function to create pixmaps. */ |
| 1 | 87 GdkPixbuf* create_pixbuf(const gchar* filename) { |
| 88 gchar* pathname = NULL; | |
| 89 GdkPixbuf* pixbuf; | |
| 90 GError* error = NULL; | |
| 0 | 91 |
| 1 | 92 if (!filename || !filename[0]) { |
| 93 return NULL; | |
| 94 } | |
| 0 | 95 |
| 1 | 96 pathname = find_pixmap_file(filename); |
| 97 | |
| 98 if (!pathname) { | |
| 99 g_warning ("Couldn't find pixmap file: %s", filename); | |
| 100 return NULL; | |
| 101 } | |
| 0 | 102 |
| 103 pixbuf = gdk_pixbuf_new_from_file (pathname, &error); | |
| 1 | 104 if (!pixbuf) { |
| 105 fprintf(stderr, "Failed to load pixbuf file: %s: %s\n", pathname, error->message); | |
| 106 g_error_free(error); | |
| 107 } | |
| 108 g_free(pathname); | |
| 0 | 109 return pixbuf; |
| 110 } | |
| 111 | |
| 1 | 112 |
| 0 | 113 /* This is used to set ATK action descriptions. */ |
| 1 | 114 void glade_set_atk_action_description(AtkAction* action, const gchar* action_name, const gchar* description) { |
|
2
e359bea4c8ac
added code for ratio swap; new names for ratio operations; added main.h; some more
meillo@marmaro.de
parents:
1
diff
changeset
|
115 gint n_actions; |
| 1 | 116 gint i; |
| 0 | 117 |
| 118 n_actions = atk_action_get_n_actions (action); | |
| 1 | 119 for (i = 0; i < n_actions; i++) { |
| 120 if (!strcmp (atk_action_get_name (action, i), action_name)) { | |
| 121 atk_action_set_description (action, i, description); | |
| 122 } | |
| 123 } | |
| 0 | 124 } |
| 125 |