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added cursor navigation. 

2005-08-04  Michael Natterer  <mitch@gimp.org>

	* app/widgets/gimppaletteview.c: added cursor navigation.
This commit is contained in:
Michael Natterer 2005-08-04 00:09:33 +00:00 committed by Michael Natterer
parent b9e77caa44
commit 2754328fc8
2 changed files with 93 additions and 0 deletions

4
ChangeLog
View File

@ -1,3 +1,7 @@
2005-08-04 Michael Natterer <mitch@gimp.org>
* app/widgets/gimppaletteview.c: added cursor navigation.
2005-08-03 Sven Neumann <sven@gimp.org>
* app/vectors/gimpvectors-compat.[ch]

89
app/widgets/gimppaletteview.c
View File

@ -22,6 +22,7 @@
#include "config.h"
#include <gtk/gtk.h>
#include <gdk/gdkkeysyms.h>
#include "libgimpcolor/gimpcolor.h"
@ -55,6 +56,10 @@ static gboolean gimp_palette_view_expose (GtkWidget *widget,
GdkEventExpose *eevent);
static gboolean gimp_palette_view_button_press (GtkWidget *widget,
GdkEventButton *bevent);
static gboolean gimp_palette_view_key_press (GtkWidget *widget,
GdkEventKey *kevent);
static gboolean gimp_palette_view_focus (GtkWidget *widget,
GtkDirectionType direction);
static void gimp_palette_view_set_viewable (GimpView *view,
GimpViewable *old_viewable,
GimpViewable *new_viewable);
@ -175,6 +180,8 @@ gimp_palette_view_class_init (GimpPaletteViewClass *klass)
widget_class->unrealize = gimp_palette_view_unrealize;
widget_class->expose_event = gimp_palette_view_expose;
widget_class->button_press_event = gimp_palette_view_button_press;
widget_class->key_press_event = gimp_palette_view_key_press;
widget_class->focus = gimp_palette_view_focus;
view_class->set_viewable = gimp_palette_view_set_viewable;
}
@ -241,6 +248,9 @@ gimp_palette_view_button_press (GtkWidget *widget,
GimpPaletteView *view = GIMP_PALETTE_VIEW (widget);
GimpPaletteEntry *entry;
if (GTK_WIDGET_CAN_FOCUS (widget) && ! GTK_WIDGET_HAS_FOCUS (widget))
gtk_widget_grab_focus (widget);
entry = gimp_palette_view_find_entry (view, bevent->x, bevent->y);
view->dnd_entry = entry;
@ -282,6 +292,85 @@ gimp_palette_view_button_press (GtkWidget *widget,
return FALSE;
}
static gboolean
gimp_palette_view_key_press (GtkWidget *widget,
GdkEventKey *kevent)
{
GimpPaletteView *view = GIMP_PALETTE_VIEW (widget);
if (view->selected &&
(kevent->keyval == GDK_space ||
kevent->keyval == GDK_Return ||
kevent->keyval == GDK_KP_Enter))
{
g_signal_emit (view, view_signals[ENTRY_CLICKED], 0,
view->selected, kevent->state);
}
return FALSE;
}
static gboolean
gimp_palette_view_focus (GtkWidget *widget,
GtkDirectionType direction)
{
GimpPaletteView *view = GIMP_PALETTE_VIEW (widget);
if (GTK_WIDGET_CAN_FOCUS (widget) && ! GTK_WIDGET_HAS_FOCUS (widget))
{
gtk_widget_grab_focus (widget);
return TRUE;
}
if (view->selected)
{
GimpViewRendererPalette *renderer;
gint skip = 0;
renderer = GIMP_VIEW_RENDERER_PALETTE (GIMP_VIEW (view)->renderer);
switch (direction)
{
case GTK_DIR_UP:
skip = -renderer->columns;
break;
case GTK_DIR_DOWN:
skip = renderer->columns;
break;
case GTK_DIR_LEFT:
skip = -1;
break;
case GTK_DIR_RIGHT:
skip = 1;
break;
case GTK_DIR_TAB_FORWARD:
case GTK_DIR_TAB_BACKWARD:
break;
}
if (skip != 0)
{
GimpPalette *palette;
GimpPaletteEntry *entry;
gint position;
palette = GIMP_PALETTE (GIMP_VIEW (view)->renderer->viewable);
position = view->selected->position + skip;
entry = g_list_nth_data (palette->colors, position);
if (entry)
gimp_palette_view_select_entry (view, entry);
}
return TRUE;
}
return FALSE;
}
static void
gimp_palette_view_set_viewable (GimpView *view,
GimpViewable *old_viewable,