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-rw-r--r--capplets/about-me/e-image-chooser.c225
-rw-r--r--capplets/about-me/e-image-chooser.h17
2 files changed, 134 insertions, 108 deletions
diff --git a/capplets/about-me/e-image-chooser.c b/capplets/about-me/e-image-chooser.c
index c69bc204..b420fa02 100644
--- a/capplets/about-me/e-image-chooser.c
+++ b/capplets/about-me/e-image-chooser.c
@@ -29,17 +29,18 @@
#include "e-image-chooser.h"
+typedef struct _EImageChooserPrivate EImageChooserPrivate;
struct _EImageChooserPrivate {
GtkWidget *image;
- GtkWidget *browse_button;
char *image_buf;
int image_buf_size;
- int image_width;
- int image_height;
+ int width;
+ int height;
gboolean editable;
+ gboolean scaleable;
};
enum {
@@ -47,9 +48,15 @@ enum {
LAST_SIGNAL
};
+enum {
+ PROP_0,
+ PROP_WIDTH,
+ PROP_HEIGHT,
+ NUM_PROPERTIES
+};
+static GParamSpec *properties[NUM_PROPERTIES] = { NULL, };
static guint image_chooser_signals [LAST_SIGNAL] = { 0 };
-
static void e_image_chooser_init (EImageChooser *chooser);
static void e_image_chooser_class_init (EImageChooserClass *klass);
static void e_image_chooser_dispose (GObject *object);
@@ -66,8 +73,7 @@ static void image_drag_data_received_cb (GtkWidget *widget,
GtkSelectionData *selection_data,
guint info, guint time, EImageChooser *chooser);
-static GObjectClass *parent_class = NULL;
-#define PARENT_TYPE GTK_TYPE_BOX
+G_DEFINE_TYPE_WITH_PRIVATE (EImageChooser, e_image_chooser, GTK_TYPE_BOX);
enum DndTargetType {
DND_TARGET_TYPE_URI_LIST
@@ -85,37 +91,69 @@ e_image_chooser_new (void)
return g_object_new (E_TYPE_IMAGE_CHOOSER, "orientation", GTK_ORIENTATION_VERTICAL, NULL);
}
-GType
-e_image_chooser_get_type (void)
+GtkWidget *e_image_chooser_new_with_size (int width, int height)
{
- static GType eic_type = 0;
-
- if (!eic_type) {
- static const GTypeInfo eic_info = {
- sizeof (EImageChooserClass),
- NULL, /* base_init */
- NULL, /* base_finalize */
- (GClassInitFunc) e_image_chooser_class_init,
- NULL, /* class_finalize */
- NULL, /* class_data */
- sizeof (EImageChooser),
- 0, /* n_preallocs */
- (GInstanceInitFunc) e_image_chooser_init,
- };
-
- eic_type = g_type_register_static (PARENT_TYPE, "EImageChooser", &eic_info, 0);
- }
+ return g_object_new (E_TYPE_IMAGE_CHOOSER,
+ "width", width,
+ "height", height,
+ "orientation", GTK_ORIENTATION_VERTICAL, NULL);
+}
- return eic_type;
+static void
+e_image_chooser_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ EImageChooserPrivate *priv;
+
+ priv = e_image_chooser_get_instance_private (E_IMAGE_CHOOSER (object));
+
+ switch (prop_id)
+ {
+ case PROP_WIDTH:
+ priv->width = g_value_get_int (value);
+ priv->scaleable = FALSE;
+ break;
+ case PROP_HEIGHT:
+ priv->height = g_value_get_int (value);
+ priv->scaleable = FALSE;
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
}
+static void
+e_image_chooser_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec)
+{
+ EImageChooserPrivate *priv;
+
+ priv = e_image_chooser_get_instance_private (E_IMAGE_CHOOSER (object));
+
+ switch (prop_id)
+ {
+ case PROP_WIDTH:
+ g_value_set_int (value, priv->width);
+ break;
+ case PROP_HEIGHT:
+ g_value_set_int (value, priv->height);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
static void
e_image_chooser_class_init (EImageChooserClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
- parent_class = g_type_class_ref (PARENT_TYPE);
+ object_class->dispose = e_image_chooser_dispose;
+ object_class->set_property = e_image_chooser_set_property;
+ object_class->get_property = e_image_chooser_get_property;
image_chooser_signals [CHANGED] =
g_signal_new ("changed",
@@ -125,8 +163,22 @@ e_image_chooser_class_init (EImageChooserClass *klass)
NULL, NULL,
g_cclosure_marshal_VOID__VOID,
G_TYPE_NONE, 0);
-
- object_class->dispose = e_image_chooser_dispose;
+ properties[PROP_WIDTH] =
+ g_param_spec_int ("width",
+ "Chooser width",
+ "Chooser width to show image",
+ 0, G_MAXINT,
+ 32,
+ G_PARAM_READWRITE);
+ properties[PROP_HEIGHT] =
+ g_param_spec_int ("height",
+ "Chooser height",
+ "Chooser height to show image",
+ 0, G_MAXINT,
+ 32,
+ G_PARAM_READWRITE);
+
+ g_object_class_install_properties (object_class, NUM_PROPERTIES, properties);
}
static void
@@ -134,9 +186,10 @@ e_image_chooser_init (EImageChooser *chooser)
{
EImageChooserPrivate *priv;
- priv = chooser->priv = g_new0 (EImageChooserPrivate, 1);
+ priv = e_image_chooser_get_instance_private (chooser);
priv->image = gtk_image_new ();
+ priv->scaleable = TRUE;
gtk_box_set_homogeneous (GTK_BOX (chooser), FALSE);
gtk_box_pack_start (GTK_BOX (chooser), priv->image, TRUE, TRUE, 0);
@@ -158,22 +211,18 @@ e_image_chooser_init (EImageChooser *chooser)
static void
e_image_chooser_dispose (GObject *object)
{
- EImageChooser *eic = E_IMAGE_CHOOSER (object);
+ EImageChooserPrivate *priv;
- if (eic->priv) {
- EImageChooserPrivate *priv = eic->priv;
+ priv = e_image_chooser_get_instance_private (E_IMAGE_CHOOSER (object));
- if (priv->image_buf) {
- g_free (priv->image_buf);
- priv->image_buf = NULL;
- }
- g_free (eic->priv);
- eic->priv = NULL;
+ if (priv->image_buf) {
+ g_free (priv->image_buf);
+ priv->image_buf = NULL;
}
- if (G_OBJECT_CLASS (parent_class)->dispose)
- (* G_OBJECT_CLASS (parent_class)->dispose) (object);
+ if (G_OBJECT_CLASS (e_image_chooser_parent_class)->dispose)
+ (* G_OBJECT_CLASS (e_image_chooser_parent_class)->dispose) (object);
}
@@ -184,6 +233,9 @@ set_image_from_data (EImageChooser *chooser,
gboolean rv = FALSE;
GdkPixbufLoader *loader = gdk_pixbuf_loader_new ();
GdkPixbuf *pixbuf;
+ EImageChooserPrivate *priv;
+
+ priv = e_image_chooser_get_instance_private (chooser);
gdk_pixbuf_loader_write (loader, (guchar *) data, length, NULL);
gdk_pixbuf_loader_close (loader, NULL);
@@ -195,64 +247,22 @@ set_image_from_data (EImageChooser *chooser,
if (pixbuf) {
GdkPixbuf *scaled;
- GtkRequisition chooser_size;
-
- float scale;
- int new_height, new_width;
-
- gtk_widget_get_preferred_size (gtk_widget_get_parent (GTK_WIDGET (chooser)),
- &chooser_size, NULL);
- chooser_size.width -= 5;
- chooser_size.height -= 5;
-
- new_height = gdk_pixbuf_get_height (pixbuf);
- new_width = gdk_pixbuf_get_width (pixbuf);
-
- if (chooser->priv->image_height == 0
- && chooser->priv->image_width == 0) {
- scale = 1.0;
- }
- else if (chooser->priv->image_height < new_height
- || chooser->priv->image_width < new_width) {
- /* we need to scale down */
- if (new_height > new_width)
- scale = (float)chooser_size.height / new_height;
- else
- scale = (float)chooser_size.width / new_width;
- }
- else {
- /* we need to scale up */
- if (new_height > new_width)
- scale = (float)new_height / chooser_size.height;
- else
- scale = (float)new_width / chooser_size.width;
- }
-
- if (scale == 1.0) {
- gtk_image_set_from_pixbuf (GTK_IMAGE (chooser->priv->image), pixbuf);
-
- chooser->priv->image_width = new_width;
- chooser->priv->image_height = new_height;
- }
- else {
- new_width *= scale;
- new_height *= scale;
- new_width = MIN (new_width, chooser_size.width);
- new_height = MIN (new_height, chooser_size.height);
-
+ if (priv->scaleable) {
+ gtk_image_set_from_pixbuf (GTK_IMAGE (priv->image), pixbuf);
+ } else {
scaled = gdk_pixbuf_scale_simple (pixbuf,
- new_width, new_height,
+ priv->width, priv->height,
GDK_INTERP_BILINEAR);
- gtk_image_set_from_pixbuf (GTK_IMAGE (chooser->priv->image), scaled);
+ gtk_image_set_from_pixbuf (GTK_IMAGE (priv->image), scaled);
g_object_unref (scaled);
}
g_object_unref (pixbuf);
- g_free (chooser->priv->image_buf);
- chooser->priv->image_buf = data;
- chooser->priv->image_buf_size = length;
+ g_free (priv->image_buf);
+ priv->image_buf = data;
+ priv->image_buf_size = length;
g_signal_emit (chooser,
image_chooser_signals [CHANGED], 0);
@@ -269,8 +279,11 @@ image_drag_motion_cb (GtkWidget *widget,
gint x, gint y, guint time, EImageChooser *chooser)
{
GList *p;
+ EImageChooserPrivate *priv;
+
+ priv = e_image_chooser_get_instance_private (chooser);
- if (!chooser->priv->editable)
+ if (!priv->editable)
return FALSE;
for (p = gdk_drag_context_list_targets (context); p; p = p->next) {
@@ -295,8 +308,11 @@ image_drag_drop_cb (GtkWidget *widget,
gint x, gint y, guint time, EImageChooser *chooser)
{
GList *p;
+ EImageChooserPrivate *priv;
- if (!chooser->priv->editable)
+ priv = e_image_chooser_get_instance_private (chooser);
+
+ if (!priv->editable)
return FALSE;
if (gdk_drag_context_list_targets (context) == NULL) {
@@ -414,10 +430,22 @@ void
e_image_chooser_set_editable (EImageChooser *chooser, gboolean editable)
{
g_return_if_fail (E_IS_IMAGE_CHOOSER (chooser));
+ EImageChooserPrivate *priv;
+
+ priv = e_image_chooser_get_instance_private (chooser);
+
+ priv->editable = editable;
+}
+
+void
+e_image_chooser_set_scaleable (EImageChooser *chooser, gboolean scaleable)
+{
+ g_return_if_fail (E_IS_IMAGE_CHOOSER (chooser));
+ EImageChooserPrivate *priv;
- chooser->priv->editable = editable;
+ priv = e_image_chooser_get_instance_private (chooser);
- gtk_widget_set_sensitive (chooser->priv->browse_button, editable);
+ priv->scaleable = scaleable;
}
gboolean
@@ -426,10 +454,13 @@ e_image_chooser_get_image_data (EImageChooser *chooser, char **data, gsize *data
g_return_val_if_fail (E_IS_IMAGE_CHOOSER (chooser), FALSE);
g_return_val_if_fail (data != NULL, FALSE);
g_return_val_if_fail (data_length != NULL, FALSE);
+ EImageChooserPrivate *priv;
+
+ priv = e_image_chooser_get_instance_private (chooser);
- *data_length = chooser->priv->image_buf_size;
+ *data_length = priv->image_buf_size;
*data = g_malloc (*data_length);
- memcpy (*data, chooser->priv->image_buf, *data_length);
+ memcpy (*data, priv->image_buf, *data_length);
return TRUE;
}
diff --git a/capplets/about-me/e-image-chooser.h b/capplets/about-me/e-image-chooser.h
index 5d034630..420602fe 100644
--- a/capplets/about-me/e-image-chooser.h
+++ b/capplets/about-me/e-image-chooser.h
@@ -23,9 +23,7 @@
#include <gtk/gtk.h>
-#ifdef __cplusplus
-extern "C" {
-#endif
+G_BEGIN_DECLS
#define E_TYPE_IMAGE_CHOOSER (e_image_chooser_get_type ())
#define E_IMAGE_CHOOSER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), E_TYPE_IMAGE_CHOOSER, EImageChooser))
@@ -35,13 +33,10 @@ extern "C" {
typedef struct _EImageChooser EImageChooser;
typedef struct _EImageChooserClass EImageChooserClass;
-typedef struct _EImageChooserPrivate EImageChooserPrivate;
struct _EImageChooser
{
GtkBox parent;
-
- EImageChooserPrivate *priv;
};
struct _EImageChooserClass
@@ -54,17 +49,17 @@ struct _EImageChooserClass
};
-GtkWidget *e_image_chooser_new (void);
-GType e_image_chooser_get_type (void);
+GtkWidget *e_image_chooser_new (void);
+GtkWidget *e_image_chooser_new_with_size (int width, int height);
+GType e_image_chooser_get_type (void);
gboolean e_image_chooser_set_from_file (EImageChooser *chooser, const char *filename);
gboolean e_image_chooser_set_image_data (EImageChooser *chooser, char *data, gsize data_length);
void e_image_chooser_set_editable (EImageChooser *chooser, gboolean editable);
+void e_image_chooser_set_scaleable (EImageChooser *chooser, gboolean scaleable);
gboolean e_image_chooser_get_image_data (EImageChooser *chooser, char **data, gsize *data_length);
-#ifdef __cplusplus
-}
-#endif
+G_END_DECLS
#endif /* _E_IMAGE_CHOOSER_H_ */
generated by cgit v1.2.1 (git 2.18.0) at 2024-12-23 19:25:46 +0000