diff options
Diffstat (limited to 'src/ui/preview-widget.c')
| -rw-r--r-- | src/ui/preview-widget.c | 132 |
1 files changed, 119 insertions, 13 deletions
diff --git a/src/ui/preview-widget.c b/src/ui/preview-widget.c index 0163c7f5..cb05c2f8 100644 --- a/src/ui/preview-widget.c +++ b/src/ui/preview-widget.c @@ -30,16 +30,39 @@ static void meta_preview_class_init (MetaPreviewClass *klass); static void meta_preview_init (MetaPreview *preview); + +#if GTK_CHECK_VERSION(3, 0, 0) + +static void meta_preview_get_preferred_width(GtkWidget *widget, + gint *minimal, gint *natural); +static void meta_preview_get_preferred_height(GtkWidget *widget, + gint *minimal, gint *natural); +#endif + static void meta_preview_size_request (GtkWidget *widget, GtkRequisition *req); static void meta_preview_size_allocate (GtkWidget *widget, GtkAllocation *allocation); +#if GTK_CHECK_VERSION(3, 0, 0) +static gboolean meta_preview_draw (GtkWidget *widget, + cairo_t *cr); +#else static gboolean meta_preview_expose (GtkWidget *widget, GdkEventExpose *event); +#endif static void meta_preview_finalize (GObject *object); + +#if GTK_CHECK_VERSION(3, 0, 0) + +G_DEFINE_TYPE (MetaPreview, meta_preview, GTK_TYPE_BIN); +#define parent_class meta_preview_parent_class + +#else + static GtkWidgetClass *parent_class; + GType meta_preview_get_type (void) { @@ -49,12 +72,12 @@ meta_preview_get_type (void) { static const GtkTypeInfo preview_info = { - "MetaPreview", - sizeof (MetaPreview), - sizeof (MetaPreviewClass), - (GtkClassInitFunc) meta_preview_class_init, - (GtkObjectInitFunc) meta_preview_init, - /* reserved_1 */ NULL, + "MetaPreview", + sizeof (MetaPreview), + sizeof (MetaPreviewClass), + (GtkClassInitFunc) meta_preview_class_init, + (GtkObjectInitFunc) meta_preview_init, + /* reserved_1 */ NULL, /* reserved_2 */ NULL, (GtkClassInitFunc) NULL, }; @@ -65,6 +88,8 @@ meta_preview_get_type (void) return preview_type; } +#endif + static void meta_preview_class_init (MetaPreviewClass *class) { @@ -76,8 +101,14 @@ meta_preview_class_init (MetaPreviewClass *class) gobject_class->finalize = meta_preview_finalize; + #if GTK_CHECK_VERSION(3, 0, 0) + widget_class->draw = meta_preview_draw; + widget_class->get_preferred_width = meta_preview_get_preferred_width; + widget_class->get_preferred_height = meta_preview_get_preferred_height; + #else widget_class->expose_event = meta_preview_expose; widget_class->size_request = meta_preview_size_request; + #endif widget_class->size_allocate = meta_preview_size_allocate; } @@ -125,7 +156,11 @@ meta_preview_new (void) { MetaPreview *preview; + #if GTK_CHECK_VERSION(3, 0, 0) + preview = g_object_new (META_TYPE_PREVIEW, NULL); + #else preview = gtk_type_new (META_TYPE_PREVIEW); + #endif return GTK_WIDGET (preview); } @@ -210,6 +245,75 @@ ensure_info (MetaPreview *preview) } } } +#if GTK_CHECK_VERSION(3, 0, 0) + +static void meta_preview_get_preferred_width(GtkWidget *widget, gint *minimal, gint *natural) +{ + GtkRequisition requisition; + meta_preview_size_request (widget, &requisition); + *minimal = *natural = requisition.width; +} + +static void meta_preview_get_preferred_height(GtkWidget *widget, gint *minimal, gint *natural) +{ + GtkRequisition requisition; + meta_preview_size_request (widget, &requisition); + *minimal = *natural = requisition.height; +} + + +static gboolean +meta_preview_draw(GtkWidget *widget, + cairo_t *cr) +{ + MetaPreview *preview = META_PREVIEW (widget); + GtkAllocation allocation; + + gtk_widget_get_allocation (widget, &allocation); + + if (preview->theme) + { + int client_width; + int client_height; + MetaButtonState button_states[META_BUTTON_TYPE_LAST] = + { + META_BUTTON_STATE_NORMAL, + META_BUTTON_STATE_NORMAL, + META_BUTTON_STATE_NORMAL, + META_BUTTON_STATE_NORMAL + }; + + ensure_info (preview); + cairo_save (cr); + + client_width = allocation.width - preview->left_width - preview->right_width; + client_height = allocation.height - preview->top_height - preview->bottom_height; + + if (client_width < 0) + client_width = 1; + if (client_height < 0) + client_height = 1; + + meta_theme_draw_frame (preview->theme, + widget, + cr, + preview->type, + preview->flags, + client_width, client_height, + preview->layout, + preview->text_height, + &preview->button_layout, + button_states, + meta_preview_get_mini_icon (), + meta_preview_get_icon ()); + + cairo_restore (cr); + } + + return GTK_WIDGET_CLASS (parent_class)->draw (widget, cr); +} + +#else static gboolean meta_preview_expose (GtkWidget *widget, @@ -271,6 +375,8 @@ meta_preview_expose (GtkWidget *widget, return GTK_WIDGET_CLASS (parent_class)->expose_event (widget, event); } +#endif + static void meta_preview_size_request (GtkWidget *widget, GtkRequisition *req) @@ -323,7 +429,9 @@ meta_preview_size_allocate (GtkWidget *widget, ensure_info (preview); + #if !GTK_CHECK_VERSION(3, 0, 0) widget->allocation = *allocation; + #endif border_width = gtk_container_get_border_width (GTK_CONTAINER (widget)); @@ -331,11 +439,11 @@ meta_preview_size_allocate (GtkWidget *widget, if (child && gtk_widget_get_visible (child)) { - child_allocation.x = widget->allocation.x + border_width + preview->left_width; - child_allocation.y = widget->allocation.y + border_width + preview->top_height; + child_allocation.x = allocation->x + border_width + preview->left_width; + child_allocation.y = allocation->y + border_width + preview->top_height; - child_allocation.width = MAX (1, widget->allocation.width - border_width * 2 - preview->left_width - preview->right_width); - child_allocation.height = MAX (1, widget->allocation.height - border_width * 2 - preview->top_height - preview->bottom_height); + child_allocation.width = MAX (1, allocation->width - border_width * 2 - preview->left_width - preview->right_width); + child_allocation.height = MAX (1, allocation->height - border_width * 2 - preview->top_height - preview->bottom_height); gtk_widget_size_allocate (gtk_bin_get_child (GTK_BIN (widget)), &child_allocation); } @@ -596,6 +704,4 @@ meta_preview_get_clip_region (MetaPreview *preview, gint new_window_width, gint gdk_region_destroy (corners_xregion); return window_xregion; -} - - +}
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