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GtkColorButton: Some formatting cleanups

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This commit is contained in:
Matthias Clasen 2014-07-09 21:08:18 -04:00
parent afe8bd6db9
commit 18ba0dee87
1 changed files with 83 additions and 76 deletions
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159
gtk/gtkcolorbutton.c
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@ -84,27 +84,27 @@ enum
}; };
/* gobject signals */ /* gobject signals */
static void gtk_color_button_finalize (GObject *object); static void gtk_color_button_finalize (GObject *object);
static void gtk_color_button_set_property (GObject *object, static void gtk_color_button_set_property (GObject *object,
guint param_id, guint param_id,
const GValue *value, const GValue *value,
GParamSpec *pspec); GParamSpec *pspec);
static void gtk_color_button_get_property (GObject *object, static void gtk_color_button_get_property (GObject *object,
guint param_id, guint param_id,
GValue *value, GValue *value,
GParamSpec *pspec); GParamSpec *pspec);
/* gtkwidget signals */ /* gtkwidget signals */
static void gtk_color_button_state_changed (GtkWidget *widget, static void gtk_color_button_state_changed (GtkWidget *widget,
GtkStateType previous_state); GtkStateType previous_state);
/* gtkbutton signals */ /* gtkbutton signals */
static void gtk_color_button_clicked (GtkButton *button); static void gtk_color_button_clicked (GtkButton *button);
/* source side drag signals */ /* source side drag signals */
static void gtk_color_button_drag_begin (GtkWidget *widget, static void gtk_color_button_drag_begin (GtkWidget *widget,
GdkDragContext *context, GdkDragContext *context,
gpointer data); gpointer data);
static void gtk_color_button_drag_data_get (GtkWidget *widget, static void gtk_color_button_drag_data_get (GtkWidget *widget,
GdkDragContext *context, GdkDragContext *context,
GtkSelectionData *selection_data, GtkSelectionData *selection_data,
@ -273,6 +273,7 @@ gtk_color_button_drag_data_received (GtkWidget *widget,
guint32 time, guint32 time,
GtkColorButton *button) GtkColorButton *button)
{ {
GtkColorButtonPrivate *priv = button->priv;
gint length; gint length;
guint16 *dropped; guint16 *dropped;
@ -293,13 +294,12 @@ gtk_color_button_drag_data_received (GtkWidget *widget,
dropped = (guint16 *) gtk_selection_data_get_data (selection_data); dropped = (guint16 *) gtk_selection_data_get_data (selection_data);
button->priv->rgba.red = dropped[0] / 65535.; priv->rgba.red = dropped[0] / 65535.;
button->priv->rgba.green = dropped[1] / 65535.; priv->rgba.green = dropped[1] / 65535.;
button->priv->rgba.blue = dropped[2] / 65535.; priv->rgba.blue = dropped[2] / 65535.;
button->priv->rgba.alpha = dropped[3] / 65535.; priv->rgba.alpha = dropped[3] / 65535.;
gtk_color_swatch_set_rgba (GTK_COLOR_SWATCH (button->priv->swatch), gtk_color_swatch_set_rgba (GTK_COLOR_SWATCH (priv->swatch), &priv->rgba);
&button->priv->rgba);
g_signal_emit (button, color_button_signals[COLOR_SET], 0); g_signal_emit (button, color_button_signals[COLOR_SET], 0);
@ -347,12 +347,13 @@ gtk_color_button_drag_data_get (GtkWidget *widget,
guint time, guint time,
GtkColorButton *button) GtkColorButton *button)
{ {
GtkColorButtonPrivate *priv = button->priv;
guint16 dropped[4]; guint16 dropped[4];
dropped[0] = (guint16) (button->priv->rgba.red * 65535); dropped[0] = (guint16) (priv->rgba.red * 65535);
dropped[1] = (guint16) (button->priv->rgba.green * 65535); dropped[1] = (guint16) (priv->rgba.green * 65535);
dropped[2] = (guint16) (button->priv->rgba.blue * 65535); dropped[2] = (guint16) (priv->rgba.blue * 65535);
dropped[3] = (guint16) (button->priv->rgba.alpha * 65535); dropped[3] = (guint16) (priv->rgba.alpha * 65535);
gtk_selection_data_set (selection_data, gtk_selection_data_set (selection_data,
gtk_selection_data_get_target (selection_data), gtk_selection_data_get_target (selection_data),
@ -362,30 +363,31 @@ gtk_color_button_drag_data_get (GtkWidget *widget,
static void static void
gtk_color_button_init (GtkColorButton *button) gtk_color_button_init (GtkColorButton *button)
{ {
GtkColorButtonPrivate *priv;
PangoLayout *layout; PangoLayout *layout;
PangoRectangle rect; PangoRectangle rect;
/* Create the widgets */ /* Create the widgets */
button->priv = gtk_color_button_get_instance_private (button); priv = button->priv = gtk_color_button_get_instance_private (button);
button->priv->swatch = gtk_color_swatch_new (); priv->swatch = gtk_color_swatch_new ();
layout = gtk_widget_create_pango_layout (GTK_WIDGET (button), "Black"); layout = gtk_widget_create_pango_layout (GTK_WIDGET (button), "Black");
pango_layout_get_pixel_extents (layout, NULL, &rect); pango_layout_get_pixel_extents (layout, NULL, &rect);
g_object_unref (layout); g_object_unref (layout);
gtk_widget_set_size_request (button->priv->swatch, rect.width, rect.height); gtk_widget_set_size_request (priv->swatch, rect.width, rect.height);
gtk_container_add (GTK_CONTAINER (button), button->priv->swatch); gtk_container_add (GTK_CONTAINER (button), priv->swatch);
gtk_widget_show (button->priv->swatch); gtk_widget_show (priv->swatch);
button->priv->title = g_strdup (_("Pick a Color")); /* default title */ button->priv->title = g_strdup (_("Pick a Color")); /* default title */
/* Start with opaque black, alpha disabled */ /* Start with opaque black, alpha disabled */
button->priv->rgba.red = 0; priv->rgba.red = 0;
button->priv->rgba.green = 0; priv->rgba.green = 0;
button->priv->rgba.blue = 0; priv->rgba.blue = 0;
button->priv->rgba.alpha = 1; priv->rgba.alpha = 1;
button->priv->use_alpha = FALSE; priv->use_alpha = FALSE;
gtk_drag_dest_set (GTK_WIDGET (button), gtk_drag_dest_set (GTK_WIDGET (button),
GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_MOTION |
@ -408,13 +410,12 @@ static void
gtk_color_button_finalize (GObject *object) gtk_color_button_finalize (GObject *object)
{ {
GtkColorButton *button = GTK_COLOR_BUTTON (object); GtkColorButton *button = GTK_COLOR_BUTTON (object);
GtkColorButtonPrivate *priv = button->priv;
if (button->priv->cs_dialog != NULL) if (priv->cs_dialog != NULL)
gtk_widget_destroy (button->priv->cs_dialog); gtk_widget_destroy (priv->cs_dialog);
button->priv->cs_dialog = NULL;
g_free (button->priv->title); g_free (priv->title);
button->priv->title = NULL;
G_OBJECT_CLASS (gtk_color_button_parent_class)->finalize (object); G_OBJECT_CLASS (gtk_color_button_parent_class)->finalize (object);
} }
@ -496,11 +497,10 @@ dialog_response (GtkDialog *dialog,
else if (response == GTK_RESPONSE_OK) else if (response == GTK_RESPONSE_OK)
{ {
GtkColorButton *button = GTK_COLOR_BUTTON (data); GtkColorButton *button = GTK_COLOR_BUTTON (data);
GtkColorButtonPrivate *priv = button->priv;
gtk_color_chooser_get_rgba (GTK_COLOR_CHOOSER (dialog), gtk_color_chooser_get_rgba (GTK_COLOR_CHOOSER (dialog), &priv->rgba);
&button->priv->rgba); gtk_color_swatch_set_rgba (GTK_COLOR_SWATCH (priv->swatch), &priv->rgba);
gtk_color_swatch_set_rgba (GTK_COLOR_SWATCH (button->priv->swatch),
&button->priv->rgba);
gtk_widget_hide (GTK_WIDGET (dialog)); gtk_widget_hide (GTK_WIDGET (dialog));
@ -520,14 +520,15 @@ dialog_response (GtkDialog *dialog,
static void static void
ensure_dialog (GtkColorButton *button) ensure_dialog (GtkColorButton *button)
{ {
GtkColorButtonPrivate *priv = button->priv;
GtkWidget *parent, *dialog; GtkWidget *parent, *dialog;
if (button->priv->cs_dialog != NULL) if (priv->cs_dialog != NULL)
return; return;
parent = gtk_widget_get_toplevel (GTK_WIDGET (button)); parent = gtk_widget_get_toplevel (GTK_WIDGET (button));
button->priv->cs_dialog = dialog = gtk_color_chooser_dialog_new (button->priv->title, NULL); priv->cs_dialog = dialog = gtk_color_chooser_dialog_new (priv->title, NULL);
if (gtk_widget_is_toplevel (parent) && GTK_IS_WINDOW (parent)) if (gtk_widget_is_toplevel (parent) && GTK_IS_WINDOW (parent))
{ {
@ -549,17 +550,16 @@ static void
gtk_color_button_clicked (GtkButton *b) gtk_color_button_clicked (GtkButton *b)
{ {
GtkColorButton *button = GTK_COLOR_BUTTON (b); GtkColorButton *button = GTK_COLOR_BUTTON (b);
GtkColorButtonPrivate *priv = button->priv;
/* if dialog already exists, make sure it's shown and raised */ /* if dialog already exists, make sure it's shown and raised */
ensure_dialog (button); ensure_dialog (button);
gtk_color_chooser_set_use_alpha (GTK_COLOR_CHOOSER (button->priv->cs_dialog), gtk_color_chooser_set_use_alpha (GTK_COLOR_CHOOSER (priv->cs_dialog), priv->use_alpha);
button->priv->use_alpha);
gtk_color_chooser_set_rgba (GTK_COLOR_CHOOSER (button->priv->cs_dialog), gtk_color_chooser_set_rgba (GTK_COLOR_CHOOSER (priv->cs_dialog), &priv->rgba);
&button->priv->rgba);
gtk_window_present (GTK_WINDOW (button->priv->cs_dialog)); gtk_window_present (GTK_WINDOW (priv->cs_dialog));
} }
/** /**
@ -577,15 +577,16 @@ void
gtk_color_button_set_color (GtkColorButton *button, gtk_color_button_set_color (GtkColorButton *button,
const GdkColor *color) const GdkColor *color)
{ {
GtkColorButtonPrivate *priv = button->priv;
g_return_if_fail (GTK_IS_COLOR_BUTTON (button)); g_return_if_fail (GTK_IS_COLOR_BUTTON (button));
g_return_if_fail (color != NULL); g_return_if_fail (color != NULL);
button->priv->rgba.red = color->red / 65535.; priv->rgba.red = color->red / 65535.;
button->priv->rgba.green = color->green / 65535.; priv->rgba.green = color->green / 65535.;
button->priv->rgba.blue = color->blue / 65535.; priv->rgba.blue = color->blue / 65535.;
gtk_color_swatch_set_rgba (GTK_COLOR_SWATCH (button->priv->swatch), gtk_color_swatch_set_rgba (GTK_COLOR_SWATCH (priv->swatch), &priv->rgba);
&button->priv->rgba);
g_object_notify (G_OBJECT (button), "color"); g_object_notify (G_OBJECT (button), "color");
g_object_notify (G_OBJECT (button), "rgba"); g_object_notify (G_OBJECT (button), "rgba");
@ -607,12 +608,13 @@ void
gtk_color_button_set_alpha (GtkColorButton *button, gtk_color_button_set_alpha (GtkColorButton *button,
guint16 alpha) guint16 alpha)
{ {
GtkColorButtonPrivate *priv = button->priv;
g_return_if_fail (GTK_IS_COLOR_BUTTON (button)); g_return_if_fail (GTK_IS_COLOR_BUTTON (button));
button->priv->rgba.alpha = alpha / 65535.; priv->rgba.alpha = alpha / 65535.;
gtk_color_swatch_set_rgba (GTK_COLOR_SWATCH (button->priv->swatch), gtk_color_swatch_set_rgba (GTK_COLOR_SWATCH (priv->swatch), &priv->rgba);
&button->priv->rgba);
g_object_notify (G_OBJECT (button), "alpha"); g_object_notify (G_OBJECT (button), "alpha");
g_object_notify (G_OBJECT (button), "rgba"); g_object_notify (G_OBJECT (button), "rgba");
@ -633,11 +635,13 @@ void
gtk_color_button_get_color (GtkColorButton *button, gtk_color_button_get_color (GtkColorButton *button,
GdkColor *color) GdkColor *color)
{ {
GtkColorButtonPrivate *priv = button->priv;
g_return_if_fail (GTK_IS_COLOR_BUTTON (button)); g_return_if_fail (GTK_IS_COLOR_BUTTON (button));
color->red = (guint16) (button->priv->rgba.red * 65535); color->red = (guint16) (priv->rgba.red * 65535);
color->green = (guint16) (button->priv->rgba.green * 65535); color->green = (guint16) (priv->rgba.green * 65535);
color->blue = (guint16) (button->priv->rgba.blue * 65535); color->blue = (guint16) (priv->rgba.blue * 65535);
} }
/** /**
@ -675,12 +679,13 @@ void
gtk_color_button_set_rgba (GtkColorButton *button, gtk_color_button_set_rgba (GtkColorButton *button,
const GdkRGBA *rgba) const GdkRGBA *rgba)
{ {
GtkColorButtonPrivate *priv = button->priv;
g_return_if_fail (GTK_IS_COLOR_BUTTON (button)); g_return_if_fail (GTK_IS_COLOR_BUTTON (button));
g_return_if_fail (rgba != NULL); g_return_if_fail (rgba != NULL);
button->priv->rgba = *rgba; priv->rgba = *rgba;
gtk_color_swatch_set_rgba (GTK_COLOR_SWATCH (button->priv->swatch), gtk_color_swatch_set_rgba (GTK_COLOR_SWATCH (priv->swatch), &priv->rgba);
&button->priv->rgba);
g_object_notify (G_OBJECT (button), "color"); g_object_notify (G_OBJECT (button), "color");
g_object_notify (G_OBJECT (button), "alpha"); g_object_notify (G_OBJECT (button), "alpha");
@ -709,15 +714,18 @@ gtk_color_button_get_rgba (GtkColorButton *button,
} }
static void static void
set_use_alpha (GtkColorButton *button, gboolean use_alpha) set_use_alpha (GtkColorButton *button,
gboolean use_alpha)
{ {
GtkColorButtonPrivate *priv = button->priv;
use_alpha = (use_alpha != FALSE); use_alpha = (use_alpha != FALSE);
if (button->priv->use_alpha != use_alpha) if (priv->use_alpha != use_alpha)
{ {
button->priv->use_alpha = use_alpha; priv->use_alpha = use_alpha;
gtk_color_swatch_set_use_alpha (GTK_COLOR_SWATCH (button->priv->swatch), use_alpha); gtk_color_swatch_set_use_alpha (GTK_COLOR_SWATCH (priv->swatch), use_alpha);
g_object_notify (G_OBJECT (button), "use-alpha"); g_object_notify (G_OBJECT (button), "use-alpha");
} }
@ -776,17 +784,17 @@ void
gtk_color_button_set_title (GtkColorButton *button, gtk_color_button_set_title (GtkColorButton *button,
const gchar *title) const gchar *title)
{ {
GtkColorButtonPrivate *priv = button->priv;
gchar *old_title; gchar *old_title;
g_return_if_fail (GTK_IS_COLOR_BUTTON (button)); g_return_if_fail (GTK_IS_COLOR_BUTTON (button));
old_title = button->priv->title; old_title = priv->title;
button->priv->title = g_strdup (title); priv->title = g_strdup (title);
g_free (old_title); g_free (old_title);
if (button->priv->cs_dialog) if (priv->cs_dialog)
gtk_window_set_title (GTK_WINDOW (button->priv->cs_dialog), gtk_window_set_title (GTK_WINDOW (priv->cs_dialog), priv->title);
button->priv->title);
g_object_notify (G_OBJECT (button), "title"); g_object_notify (G_OBJECT (button), "title");
} }
@ -919,7 +927,7 @@ gtk_color_button_add_palette (GtkColorChooser *chooser,
ensure_dialog (button); ensure_dialog (button);
gtk_color_chooser_add_palette (GTK_COLOR_CHOOSER (button->priv->cs_dialog), gtk_color_chooser_add_palette (GTK_COLOR_CHOOSER (button->priv->cs_dialog),
orientation, colors_per_line, n_colors, colors); orientation, colors_per_line, n_colors, colors);
} }
typedef void (* get_rgba) (GtkColorChooser *, GdkRGBA *); typedef void (* get_rgba) (GtkColorChooser *, GdkRGBA *);
@ -934,4 +942,3 @@ G_GNUC_BEGIN_IGNORE_DEPRECATIONS
G_GNUC_END_IGNORE_DEPRECATIONS G_GNUC_END_IGNORE_DEPRECATIONS
iface->add_palette = gtk_color_button_add_palette; iface->add_palette = gtk_color_button_add_palette;
} }