static void eek_preview_size_request( GtkWidget* widget, GtkRequisition* req )
{
gint width = 0;
gint height = 0;
EekPreview* preview = EEK_PREVIEW(widget);
if ( !setupDone ) {
GtkIconSize sizes[] = {
GTK_ICON_SIZE_MENU,
GTK_ICON_SIZE_SMALL_TOOLBAR,
GTK_ICON_SIZE_LARGE_TOOLBAR,
GTK_ICON_SIZE_BUTTON,
GTK_ICON_SIZE_DIALOG
};
eek_preview_set_size_mappings( G_N_ELEMENTS(sizes), sizes );
}
width = sizeThings[preview->_size].width;
height = sizeThings[preview->_size].height;
if ( preview->_view == VIEW_TYPE_LIST ) {
width *= 3;
}
if ( preview->_ratio != 100 ) {
width = (width * preview->_ratio) / 100;
if ( width < 0 ) {
width = 1;
}
}
req->width = width;
req->height = height;
}
static gboolean eek_preview_leave_cb( GtkWidget* widget, GdkEventCrossing* event )
{
if ( gtk_get_event_widget( (GdkEvent*)event ) == widget ) {
EekPreview* preview = EEK_PREVIEW(widget);
preview->_within = FALSE;
gtk_widget_set_state( widget, GTK_STATE_NORMAL );
}
return FALSE;
}
static gboolean eek_preview_enter_cb( GtkWidget* widget, GdkEventCrossing* event )
{
if ( gtk_get_event_widget( (GdkEvent*)event ) == widget ) {
EekPreview* preview = EEK_PREVIEW(widget);
preview->_within = TRUE;
gtk_widget_set_state( widget, preview->_hot ? GTK_STATE_ACTIVE : GTK_STATE_PRELIGHT );
}
return FALSE;
}
static gboolean eek_preview_button_release_cb( GtkWidget* widget, GdkEventButton* event )
{
if ( gtk_get_event_widget( (GdkEvent*)event ) == widget ) {
EekPreview* preview = EEK_PREVIEW(widget);
preview->_hot = FALSE;
gtk_widget_set_state( widget, GTK_STATE_NORMAL );
if ( preview->_within && event->button == PRIME_BUTTON_MAGIC_NUMBER ) {
gboolean isAlt = (event->state & GDK_SHIFT_MASK) == GDK_SHIFT_MASK;
if ( isAlt ) {
g_signal_emit( widget, eek_preview_signals[ALTCLICKED_SIGNAL], 0, 2 );
} else {
g_signal_emit( widget, eek_preview_signals[CLICKED_SIGNAL], 0 );
}
}
}
return FALSE;
}
static gboolean eek_preview_button_press_cb( GtkWidget* widget, GdkEventButton* event )
{
if ( gtk_get_event_widget( (GdkEvent*)event ) == widget ) {
EekPreview* preview = EEK_PREVIEW(widget);
if ( preview->_takesFocus && !GTK_WIDGET_HAS_FOCUS(widget) ) {
gtk_widget_grab_focus(widget);
}
if ( event->button == PRIME_BUTTON_MAGIC_NUMBER ) {
preview->_hot = TRUE;
if ( preview->_within ) {
gtk_widget_set_state( widget, GTK_STATE_ACTIVE );
}
}
}
return FALSE;
}
static void eek_preview_get_property( GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
GObjectClass* gobjClass = G_OBJECT_CLASS(parent_class);
switch ( property_id ) {
case FOCUS_PROP_ID:
{
EekPreview* preview = EEK_PREVIEW( object );
g_value_set_boolean( value, preview->_takesFocus );
}
break;
default:
{
if ( gobjClass->get_property ) {
gobjClass->get_property( object, property_id, value, pspec );
}
}
}
}
gboolean eek_preview_expose_event( GtkWidget* widget, GdkEventExpose* event )
{
/* g_message("Exposed!!! %s", GTK_WIDGET_HAS_FOCUS(widget) ? "XXX" : "---" ); */
gint insetX = 0;
gint insetY = 0;
(void)event;
/*
gint lower = widget->allocation.width;
lower = (widget->allocation.height < lower) ? widget->allocation.height : lower;
if ( lower > 16 ) {
insetX++;
if ( lower > 18 ) {
insetX++;
if ( lower > 22 ) {
insetX++;
if ( lower > 24 ) {
insetX++;
if ( lower > 32 ) {
insetX++;
}
}
}
}
insetY = insetX;
}
*/
if ( GTK_WIDGET_DRAWABLE( widget ) ) {
GtkStyle* style = gtk_widget_get_style( widget );
if ( insetX > 0 || insetY > 0 ) {
gtk_paint_flat_box( style,
widget->window,
(GtkStateType)GTK_WIDGET_STATE(widget),
GTK_SHADOW_NONE,
NULL,
widget,
NULL,
0, 0,
widget->allocation.width, widget->allocation.height);
}
GdkGC *gc = gdk_gc_new( widget->window );
EekPreview* preview = EEK_PREVIEW(widget);
GdkColor fg = {0, preview->_r, preview->_g, preview->_b};
gdk_colormap_alloc_color( gdk_colormap_get_system(), &fg, FALSE, TRUE );
gdk_gc_set_foreground( gc, &fg );
gdk_draw_rectangle( widget->window,
gc,
TRUE,
insetX, insetY,
widget->allocation.width - (insetX * 2), widget->allocation.height - (insetY * 2) );
if ( preview->_linked ) {
/* Draw arrow */
GdkRectangle possible = {insetX, insetY, (widget->allocation.width - (insetX * 2)), (widget->allocation.height - (insetY * 2)) };
GdkRectangle area = {possible.x, possible.y, possible.width / 2, possible.height / 2 };
/* Make it square */
if ( area.width > area.height )
area.width = area.height;
if ( area.height > area.width )
area.height = area.width;
/* Center it horizontally */
if ( area.width < possible.width ) {
int diff = (possible.width - area.width) / 2;
area.x += diff;
}
if ( preview->_linked & PREVIEW_LINK_IN ) {
gtk_paint_arrow( style,
widget->window,
(GtkStateType)widget->state,
GTK_SHADOW_ETCHED_IN,
NULL, /* clip area. &area, */
widget, /* may be NULL */
NULL, /* detail */
GTK_ARROW_DOWN,
FALSE,
area.x, area.y,
area.width, area.height
);
}
if ( preview->_linked & PREVIEW_LINK_OUT ) {
GdkRectangle otherArea = {area.x, area.y, area.width, area.height};
if ( otherArea.height < possible.height ) {
otherArea.y = possible.y + (possible.height - otherArea.height);
}
gtk_paint_arrow( style,
widget->window,
(GtkStateType)widget->state,
GTK_SHADOW_ETCHED_OUT,
NULL, /* clip area. &area, */
widget, /* may be NULL */
NULL, /* detail */
GTK_ARROW_UP,
FALSE,
otherArea.x, otherArea.y,
otherArea.width, otherArea.height
);
}
if ( preview->_linked & PREVIEW_LINK_OTHER ) {
GdkRectangle otherArea = {insetX, area.y, area.width, area.height};
if ( otherArea.height < possible.height ) {
otherArea.y = possible.y + (possible.height - otherArea.height) / 2;
}
gtk_paint_arrow( style,
widget->window,
(GtkStateType)widget->state,
GTK_SHADOW_ETCHED_OUT,
NULL, /* clip area. &area, */
widget, /* may be NULL */
NULL, /* detail */
GTK_ARROW_LEFT,
FALSE,
otherArea.x, otherArea.y,
otherArea.width, otherArea.height
);
}
}
if ( GTK_WIDGET_HAS_FOCUS(widget) ) {
gtk_paint_focus( style,
widget->window,
GTK_STATE_NORMAL,
NULL, /* GdkRectangle *area, */
widget,
NULL,
0 + 1, 0 + 1,
widget->allocation.width - 2, widget->allocation.height - 2 );
}
}
return FALSE;
}
gboolean eek_preview_expose_event( GtkWidget* widget, GdkEventExpose* event )
{
/* g_message("Exposed!!! %s", GTK_WIDGET_HAS_FOCUS(widget) ? "XXX" : "---" ); */
gint insetX = 0;
gint insetY = 0;
(void)event;
/*
gint lower = widget->allocation.width;
lower = (widget->allocation.height < lower) ? widget->allocation.height : lower;
if ( lower > 16 ) {
insetX++;
if ( lower > 18 ) {
insetX++;
if ( lower > 22 ) {
insetX++;
if ( lower > 24 ) {
insetX++;
if ( lower > 32 ) {
insetX++;
}
}
}
}
insetY = insetX;
}
*/
if ( GTK_WIDGET_DRAWABLE( widget ) ) {
GtkStyle* style = gtk_widget_get_style( widget );
if ( insetX > 0 || insetY > 0 ) {
gtk_paint_flat_box( style,
widget->window,
(GtkStateType)GTK_WIDGET_STATE(widget),
GTK_SHADOW_NONE,
NULL,
widget,
NULL,
0, 0,
widget->allocation.width, widget->allocation.height);
}
GdkGC *gc = gdk_gc_new( widget->window );
EekPreview* preview = EEK_PREVIEW(widget);
GdkColor fg = {0, static_cast<guint16>(preview->_r), static_cast<guint16>(preview->_g), static_cast<guint16>(preview->_b)};
gdk_colormap_alloc_color( gdk_colormap_get_system(), &fg, FALSE, TRUE );
gdk_gc_set_foreground( gc, &fg );
gdk_draw_rectangle( widget->window,
gc,
TRUE,
insetX, insetY,
widget->allocation.width - (insetX * 2), widget->allocation.height - (insetY * 2) );
if ( preview->_previewPixbuf ) {
GtkDrawingArea* da = &(preview->drawing);
GdkDrawable* drawable = (GdkDrawable*) (((GtkWidget*)da)->window);
gint w = 0;
gint h = 0;
gdk_drawable_get_size(drawable, &w, &h);
if ((w != preview->_scaledW) || (h != preview->_scaledH)) {
if (preview->_scaled) {
g_object_unref(preview->_scaled);
}
preview->_scaled = gdk_pixbuf_scale_simple(preview->_previewPixbuf, w, h, GDK_INTERP_BILINEAR);
preview->_scaledW = w;
preview->_scaledH = h;
}
GdkPixbuf* pix = (preview->_scaled) ? preview->_scaled : preview->_previewPixbuf;
gdk_draw_pixbuf( drawable, 0, pix, 0, 0, 0, 0, w, h, GDK_RGB_DITHER_NONE, 0, 0 );
}
if ( preview->_linked ) {
/* Draw arrow */
GdkRectangle possible = {insetX, insetY, (widget->allocation.width - (insetX * 2)), (widget->allocation.height - (insetY * 2)) };
GdkRectangle area = {possible.x, possible.y, possible.width / 2, possible.height / 2 };
/* Make it square */
if ( area.width > area.height )
area.width = area.height;
if ( area.height > area.width )
area.height = area.width;
/* Center it horizontally */
if ( area.width < possible.width ) {
int diff = (possible.width - area.width) / 2;
area.x += diff;
}
if ( preview->_linked & PREVIEW_LINK_IN ) {
gtk_paint_arrow( style,
widget->window,
(GtkStateType)widget->state,
GTK_SHADOW_ETCHED_IN,
NULL, /* clip area. &area, */
widget, /* may be NULL */
NULL, /* detail */
GTK_ARROW_DOWN,
FALSE,
area.x, area.y,
area.width, area.height
);
}
if ( preview->_linked & PREVIEW_LINK_OUT ) {
GdkRectangle otherArea = {area.x, area.y, area.width, area.height};
if ( otherArea.height < possible.height ) {
otherArea.y = possible.y + (possible.height - otherArea.height);
}
gtk_paint_arrow( style,
widget->window,
(GtkStateType)widget->state,
GTK_SHADOW_ETCHED_OUT,
NULL, /* clip area. &area, */
widget, /* may be NULL */
NULL, /* detail */
GTK_ARROW_DOWN,
FALSE,
otherArea.x, otherArea.y,
otherArea.width, otherArea.height
);
}
if ( preview->_linked & PREVIEW_LINK_OTHER ) {
GdkRectangle otherArea = {insetX, area.y, area.width, area.height};
if ( otherArea.height < possible.height ) {
otherArea.y = possible.y + (possible.height - otherArea.height) / 2;
}
gtk_paint_arrow( style,
widget->window,
(GtkStateType)widget->state,
GTK_SHADOW_ETCHED_OUT,
NULL, /* clip area. &area, */
widget, /* may be NULL */
NULL, /* detail */
GTK_ARROW_LEFT,
FALSE,
otherArea.x, otherArea.y,
otherArea.width, otherArea.height
);
}
if ( preview->_linked & PREVIEW_FILL ) {
GdkRectangle otherArea = {possible.x + ((possible.width / 4) - (area.width / 2)),
area.y,
area.width, area.height};
if ( otherArea.height < possible.height ) {
otherArea.y = possible.y + (possible.height - otherArea.height) / 2;
}
gtk_paint_check( style,
widget->window,
(GtkStateType)widget->state,
GTK_SHADOW_ETCHED_OUT,
NULL,
widget,
NULL,
otherArea.x, otherArea.y,
otherArea.width, otherArea.height );
}
if ( preview->_linked & PREVIEW_STROKE ) {
GdkRectangle otherArea = {possible.x + (((possible.width * 3) / 4) - (area.width / 2)),
area.y,
area.width, area.height};
if ( otherArea.height < possible.height ) {
otherArea.y = possible.y + (possible.height - otherArea.height) / 2;
}
gtk_paint_diamond( style,
widget->window,
(GtkStateType)widget->state,
GTK_SHADOW_ETCHED_OUT,
NULL,
widget,
NULL,
otherArea.x, otherArea.y,
otherArea.width, otherArea.height );
}
}
if ( GTK_WIDGET_HAS_FOCUS(widget) ) {
gtk_paint_focus( style,
widget->window,
GTK_STATE_NORMAL,
NULL, /* GdkRectangle *area, */
widget,
NULL,
0 + 1, 0 + 1,
widget->allocation.width - 2, widget->allocation.height - 2 );
}
}
return FALSE;
}
