diff options
Diffstat (limited to 'src/clipboard.c')
| -rw-r--r-- | src/clipboard.c | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/src/clipboard.c b/src/clipboard.c new file mode 100644 index 0000000..112e209 --- /dev/null +++ b/src/clipboard.c @@ -0,0 +1,83 @@ +/* clipboard.c — copy image (PNG) or URIs to GdkClipboard. */ +#include "clipboard.h" +#include "loader/loader.h" + +#include <gdk-pixbuf/gdk-pixbuf.h> + +static void +_copy_image_thread(GTask *p_task, gpointer p_src, gpointer p_data, + GCancellable *p_cancel) { + (void)p_data; + GError *p_err = NULL; + GdkTexture *p_tex = loader_load((GFile *)p_src, p_cancel, &p_err); + if (p_tex == NULL) { + g_task_return_error(p_task, p_err); + } else { + g_task_return_pointer(p_task, p_tex, (GDestroyNotify)g_object_unref); + } +} + +void +clipboard_copy_image_async(GdkClipboard *p_clip, GFile *p_file, + GCancellable *p_cancel, GAsyncReadyCallback p_cb, + gpointer p_data) { + g_return_if_fail(GDK_IS_CLIPBOARD(p_clip)); + g_return_if_fail(G_IS_FILE(p_file)); + GTask *p_task = g_task_new(p_file, p_cancel, p_cb, p_data); + g_task_run_in_thread(p_task, _copy_image_thread); + g_object_unref(p_task); +} + +static void +_clip_image_finish_cb(GObject *p_src, GAsyncResult *p_res, gpointer p_data) { + GdkClipboard *p_clip = GDK_CLIPBOARD(p_data); + GError *p_err = NULL; + GdkTexture *p_tex = g_task_propagate_pointer(G_TASK(p_res), &p_err); + if (p_tex != NULL) { + GdkContentProvider *p_prov = + gdk_content_provider_new_typed(GDK_TYPE_TEXTURE, p_tex); + gdk_clipboard_set_content(p_clip, p_prov); + g_object_unref(p_prov); + g_object_unref(p_tex); + } else { + g_clear_error(&p_err); + } + g_object_unref(p_data); +} + +/* Convenience: start the copy and set the clipboard when done. */ +void +ggaze_clipboard_copy_image(GdkClipboard *p_clip, GFile *p_file) { + clipboard_copy_image_async(p_clip, p_file, NULL, _clip_image_finish_cb, + g_object_ref(p_clip)); +} + +gboolean +clipboard_copy_image_finish(GAsyncResult *p_res, GError **p_err) { + g_return_val_if_fail(G_IS_TASK(p_res), FALSE); + GdkTexture *p_tex = g_task_propagate_pointer(G_TASK(p_res), p_err); + if (p_tex) { + g_object_unref(p_tex); + return TRUE; + } + return FALSE; +} + +void +clipboard_copy_uris(GdkClipboard *p_clip, GList *p_files) { + g_return_if_fail(GDK_IS_CLIPBOARD(p_clip)); + GString *p_str = g_string_new(NULL); + for (GList *it = p_files; it; it = it->next) { + char *c_uri = g_file_get_uri(G_FILE(it->data)); + g_string_append_printf(p_str, "%s\n", c_uri); + g_free(c_uri); + } + GValue st_val = G_VALUE_INIT; + g_value_init(&st_val, G_TYPE_STRING); + g_value_take_string(&st_val, g_strdup(p_str->str)); + GdkContentProvider *p_prov = gdk_content_provider_new_for_value(&st_val); + gdk_clipboard_set_content(p_clip, p_prov); + g_value_unset(&st_val); + g_object_unref(p_prov); + g_string_free(p_str, TRUE); +}
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