[evolution/wip/gsettings] Adapt EMeetingTimeSel to latest gtk+-3.0 API.

[Rodrigo Moya <rodrigo src gnome org>]

commit df3001c114ab019bce8ebf97a040b7c786467694
Author: Vibha Yadav <yvibha novell com>
Date:   Thu Dec 2 17:12:19 2010 +0530

    Adapt EMeetingTimeSel to latest gtk+-3.0 API.

 calendar/gui/e-meeting-time-sel-item.c |   33 ++++++-----------
 calendar/gui/e-meeting-time-sel.c      |   61 ++++++++++++-------------------
 2 files changed, 36 insertions(+), 58 deletions(-)
---
diff --git a/calendar/gui/e-meeting-time-sel-item.c b/calendar/gui/e-meeting-time-sel-item.c
index 14644c5..0ac891c 100644
--- a/calendar/gui/e-meeting-time-sel-item.c
+++ b/calendar/gui/e-meeting-time-sel-item.c
@@ -49,7 +49,7 @@ static void e_meeting_time_selector_item_update (GnomeCanvasItem *item,
 						 const cairo_matrix_t *i2c,
 						 gint flags);
 static void e_meeting_time_selector_item_draw (GnomeCanvasItem *item,
-					       GdkDrawable *drawable,
+					       cairo_t *cr,
 					       gint x, gint y,
 					       gint width, gint height);
 static GnomeCanvasItem *e_meeting_time_selector_item_point (GnomeCanvasItem *item,
@@ -69,15 +69,15 @@ static void e_meeting_time_selector_item_paint_day_top (EMeetingTimeSelectorItem
 							GDate *date,
 							gint x, gint scroll_y,
 							gint width, gint height);
-static void e_meeting_time_selector_item_paint_all_attendees_busy_periods (EMeetingTimeSelectorItem *mts_item, GdkDrawable *drawable, GDate *date, gint x, gint y, gint width, gint height);
+static void e_meeting_time_selector_item_paint_all_attendees_busy_periods (EMeetingTimeSelectorItem *mts_item, cairo_t *cr, GDate *date, gint x, gint y, gint width, gint height);
 static void e_meeting_time_selector_item_paint_day (EMeetingTimeSelectorItem *mts_item,
 						    cairo_t *cr,
 						    GDate *date,
 						    gint x, gint scroll_y,
 						    gint width, gint height);
-static void e_meeting_time_selector_item_paint_busy_periods (EMeetingTimeSelectorItem *mts_item, GdkDrawable *drawable, GDate *date, gint x, gint scroll_y, gint width, gint height);
+static void e_meeting_time_selector_item_paint_busy_periods (EMeetingTimeSelectorItem *mts_item, cairo_t *cr, GDate *date, gint x, gint scroll_y, gint width, gint height);
 static gint e_meeting_time_selector_item_find_first_busy_period (EMeetingTimeSelectorItem *mts_item, GDate *date, gint row);
-static void e_meeting_time_selector_item_paint_attendee_busy_periods (EMeetingTimeSelectorItem *mts_item, GdkDrawable *drawable, gint row, gint x, gint y, gint width, gint first_period, EMeetingFreeBusyType busy_type, cairo_t *cr);
+static void e_meeting_time_selector_item_paint_attendee_busy_periods (EMeetingTimeSelectorItem *mts_item, cairo_t *cr, gint row, gint x, gint y, gint width, gint first_period, EMeetingFreeBusyType busy_type);
 
 static EMeetingTimeSelectorPosition e_meeting_time_selector_item_get_drag_position (EMeetingTimeSelectorItem *mts_item, gint x, gint y);
 static gboolean e_meeting_time_selector_item_calculate_busy_range (EMeetingTimeSelector *mts,
@@ -219,7 +219,7 @@ draw_strikeout_box (EMeetingTimeSelectorItem *mts_item, cairo_t *cr,
 }
 
 static void
-e_meeting_time_selector_item_draw (GnomeCanvasItem *item, GdkDrawable *drawable, gint x, gint y, gint width, gint height)
+e_meeting_time_selector_item_draw (GnomeCanvasItem *item, cairo_t *cr, gint x, gint y, gint width, gint height)
 {
 	EMeetingTimeSelector *mts;
 	EMeetingTimeSelectorItem *mts_item;
@@ -228,12 +228,10 @@ e_meeting_time_selector_item_draw (GnomeCanvasItem *item, GdkDrawable *drawable,
 	gint row, row_y, start_x, end_x;
 	GDate date, last_date, current_date;
 	gboolean is_display_top, show_meeting_time;
-	cairo_t *cr;
 
 	mts_item = E_MEETING_TIME_SELECTOR_ITEM (item);
 	mts = mts_item->mts;
 	g_return_if_fail (mts != NULL);
-	cr = gdk_cairo_create (drawable);
 
 	is_display_top = (GTK_WIDGET (item->canvas) == mts->display_top)
 		? TRUE : FALSE;
@@ -334,9 +332,9 @@ e_meeting_time_selector_item_draw (GnomeCanvasItem *item, GdkDrawable *drawable,
 
 	/* Draw the busy periods. */
 	if (is_display_top)
-		e_meeting_time_selector_item_paint_all_attendees_busy_periods (mts_item, drawable, &date, x, y, width, height);
+		e_meeting_time_selector_item_paint_all_attendees_busy_periods (mts_item, cr, &date, x, y, width, height);
 	else
-		e_meeting_time_selector_item_paint_busy_periods (mts_item, drawable, &date, x, y, width, height);
+		e_meeting_time_selector_item_paint_busy_periods (mts_item, cr, &date, x, y, width, height);
 
 	/* Draw the currently-selected meeting time vertical bars. */
 	if (show_meeting_time) {
@@ -367,7 +365,6 @@ e_meeting_time_selector_item_draw (GnomeCanvasItem *item, GdkDrawable *drawable,
 		}
 		cairo_restore (cr);
 	}
-	cairo_destroy (cr);
 }
 
 static void
@@ -479,16 +476,14 @@ e_meeting_time_selector_item_paint_day_top (EMeetingTimeSelectorItem *mts_item,
    list of attendees. For now we just paint the bars for each attendee of
    each other. If we want to speed it up we could optimise it later. */
 static void
-e_meeting_time_selector_item_paint_all_attendees_busy_periods (EMeetingTimeSelectorItem *mts_item, GdkDrawable *drawable, GDate *date, gint x, gint scroll_y, gint width, gint height)
+e_meeting_time_selector_item_paint_all_attendees_busy_periods (EMeetingTimeSelectorItem *mts_item, cairo_t *cr, GDate *date, gint x, gint scroll_y, gint width, gint height)
 {
 	EMeetingTimeSelector *mts;
 	EMeetingFreeBusyType busy_type;
 	gint row, y;
 	gint *first_periods;
-	cairo_t *cr;
 
 	mts = mts_item->mts;
-	cr = gdk_cairo_create (drawable);
 
 	/* Calculate the y coordinate to paint the row at in the drawable. */
 	y = 2 * mts->row_height - scroll_y - 1;
@@ -505,12 +500,11 @@ e_meeting_time_selector_item_paint_all_attendees_busy_periods (EMeetingTimeSelec
 		for (row = 0; row < e_meeting_store_count_actual_attendees (mts->model); row++) {
 			if (first_periods[row] == -1)
 				continue;
-			e_meeting_time_selector_item_paint_attendee_busy_periods (mts_item, drawable, x, y, width, row, first_periods[row], busy_type, cr);
+			e_meeting_time_selector_item_paint_attendee_busy_periods (mts_item, cr, x, y, width, row, first_periods[row], busy_type);
 		}
 	}
 
 	g_free (first_periods);
-	cairo_destroy (cr);
 }
 
 static void
@@ -593,15 +587,13 @@ e_meeting_time_selector_item_paint_day (EMeetingTimeSelectorItem *mts_item,
 /* This paints the colored bars representing busy periods for the individual
    attendees. */
 static void
-e_meeting_time_selector_item_paint_busy_periods (EMeetingTimeSelectorItem *mts_item, GdkDrawable *drawable, GDate *date, gint x, gint scroll_y, gint width, gint height)
+e_meeting_time_selector_item_paint_busy_periods (EMeetingTimeSelectorItem *mts_item, cairo_t *cr, GDate *date, gint x, gint scroll_y, gint width, gint height)
 {
 	EMeetingTimeSelector *mts;
 	EMeetingFreeBusyType busy_type;
 	gint row, y, first_period;
-	cairo_t *cr;
 
 	mts = mts_item->mts;
-	cr = gdk_cairo_create (drawable);
 
 	/* Calculate the first visible attendee row. */
 	row = scroll_y / mts->row_height;
@@ -622,13 +614,12 @@ e_meeting_time_selector_item_paint_busy_periods (EMeetingTimeSelectorItem *mts_i
 			     busy_type < E_MEETING_FREE_BUSY_LAST;
 			     busy_type++) {
 				gdk_cairo_set_source_color (cr, &mts->busy_colors[busy_type]);
-				e_meeting_time_selector_item_paint_attendee_busy_periods (mts_item, drawable, x, y, width, row, first_period, busy_type, cr);
+				e_meeting_time_selector_item_paint_attendee_busy_periods (mts_item, cr, x, y, width, row, first_period, busy_type);
 			}
 		}
 		y += mts->row_height;
 		row++;
 	}
-	cairo_destroy (cr);
 }
 
 /* This subtracts the attendees longest_period_in_days from the given date,
@@ -666,7 +657,7 @@ e_meeting_time_selector_item_find_first_busy_period (EMeetingTimeSelectorItem *m
    busy type, e.g out of office. It is passed the index of the first visible
    busy period of the attendee and continues until it runs off the screen. */
 static void
-e_meeting_time_selector_item_paint_attendee_busy_periods (EMeetingTimeSelectorItem *mts_item, GdkDrawable *drawable, gint x, gint y, gint width, gint row, gint first_period, EMeetingFreeBusyType busy_type, cairo_t *cr)
+e_meeting_time_selector_item_paint_attendee_busy_periods (EMeetingTimeSelectorItem *mts_item, cairo_t *cr, gint x, gint y, gint width, gint row, gint first_period, EMeetingFreeBusyType busy_type)
 {
 	EMeetingTimeSelector *mts;
 	EMeetingAttendee *ia;
diff --git a/calendar/gui/e-meeting-time-sel.c b/calendar/gui/e-meeting-time-sel.c
index d68c369..d694a4a 100644
--- a/calendar/gui/e-meeting-time-sel.c
+++ b/calendar/gui/e-meeting-time-sel.c
@@ -104,8 +104,8 @@ static void e_meeting_time_selector_add_key_color (EMeetingTimeSelector * mts,
 						   GtkWidget *hbox,
 						   gchar *label_text,
 						   GdkColor *color);
-static gint e_meeting_time_selector_expose_key_color (GtkWidget *darea,
-						      GdkEventExpose *event,
+static gint e_meeting_time_selector_draw_key_color (GtkWidget *darea,
+						      cairo_t *cr,
 						      GdkColor *color);
 static void e_meeting_time_selector_options_menu_detacher (GtkWidget *widget,
 							   GtkMenu   *menu);
@@ -115,9 +115,8 @@ static void e_meeting_time_selector_realize (GtkWidget *widget);
 static void e_meeting_time_selector_unrealize (GtkWidget *widget);
 static void e_meeting_time_selector_style_set (GtkWidget *widget,
 					       GtkStyle  *previous_style);
-static gint e_meeting_time_selector_expose_event (GtkWidget *widget,
-						  GdkEventExpose *event);
-static void e_meeting_time_selector_draw_shadow (EMeetingTimeSelector *mts);
+static gint e_meeting_time_selector_draw (GtkWidget *widget, cairo_t *cr);
+static void e_meeting_time_selector_draw_shadow (EMeetingTimeSelector *mts, cairo_t *cr);
 static void e_meeting_time_selector_hadjustment_changed (GtkAdjustment *adjustment,
 							 EMeetingTimeSelector *mts);
 static void e_meeting_time_selector_vadjustment_changed (GtkAdjustment *adjustment,
@@ -319,7 +318,7 @@ e_meeting_time_selector_class_init (EMeetingTimeSelectorClass * class)
 	widget_class->realize = e_meeting_time_selector_realize;
 	widget_class->unrealize = e_meeting_time_selector_unrealize;
 	widget_class->style_set = e_meeting_time_selector_style_set;
-	widget_class->expose_event = e_meeting_time_selector_expose_event;
+	widget_class->draw = e_meeting_time_selector_draw;
 
 	g_object_class_install_property (
 		object_class,
@@ -885,35 +884,28 @@ e_meeting_time_selector_add_key_color (EMeetingTimeSelector * mts,
 	gtk_box_pack_start (GTK_BOX (child_hbox), label, TRUE, TRUE, 6);
 	gtk_widget_show (label);
 
-	g_signal_connect (darea, "expose_event",
-			  G_CALLBACK (e_meeting_time_selector_expose_key_color),
+	g_signal_connect (darea, "draw",
+			  G_CALLBACK (e_meeting_time_selector_draw_key_color),
 			  color);
 }
 
 static gint
-e_meeting_time_selector_expose_key_color (GtkWidget *darea,
-					  GdkEventExpose *event,
-					  GdkColor *color)
+e_meeting_time_selector_draw_key_color (GtkWidget *darea, cairo_t *cr, GdkColor *color)
 {
 	EMeetingTimeSelector * mts;
 	GtkAllocation allocation;
-	GdkWindow *window;
 	GtkStyle *style;
-        cairo_t *cr;
 
 	style = gtk_widget_get_style (darea);
-	window = gtk_widget_get_window (darea);
 	gtk_widget_get_allocation (darea, &allocation);
 
 	mts = g_object_get_data (G_OBJECT (darea), "data");
 
 	gtk_paint_shadow (
-		style, window, GTK_STATE_NORMAL,
-		GTK_SHADOW_IN, NULL, NULL, NULL, 0, 0,
+		style, cr, GTK_STATE_NORMAL,
+		GTK_SHADOW_IN, NULL, NULL, 0, 0,
 		allocation.width, allocation.height);
 
-        cr = gdk_cairo_create (event->window);
-
 	if (color) {
 		gdk_cairo_set_source_color (cr, color);
 	} else {
@@ -924,8 +916,6 @@ e_meeting_time_selector_expose_key_color (GtkWidget *darea,
                          allocation.width - 2, allocation.height - 2);
         cairo_fill (cr);
 
-        cairo_destroy (cr);
-
 	return TRUE;
 }
 
@@ -933,15 +923,11 @@ static void
 e_meeting_time_selector_alloc_named_color (EMeetingTimeSelector * mts,
 					   const gchar *name, GdkColor *c)
 {
-	GdkColormap *colormap;
-
 	g_return_if_fail (name != NULL);
 	g_return_if_fail (c != NULL);
 
-	gdk_color_parse (name, c);
-	colormap = gtk_widget_get_colormap (GTK_WIDGET (mts));
-	if (!gdk_colormap_alloc_color (colormap, c, TRUE, TRUE))
-		g_warning ("Failed to allocate color: %s\n", name);
+	if ( !gdk_color_parse (name, c))
+		g_warning ("Failed to parse color: %s\n", name);
 }
 
 static void
@@ -1209,29 +1195,29 @@ e_meeting_time_selector_style_set (GtkWidget *widget,
 
 /* This draws a shadow around the top display and main display. */
 static gint
-e_meeting_time_selector_expose_event (GtkWidget *widget,
-				      GdkEventExpose *event)
+e_meeting_time_selector_draw (GtkWidget *widget, cairo_t *cr)
 {
 	EMeetingTimeSelector *mts;
 
 	mts = E_MEETING_TIME_SELECTOR (widget);
 
-	e_meeting_time_selector_draw_shadow (mts);
+	e_meeting_time_selector_draw_shadow (mts, cr);
 
-	if (GTK_WIDGET_CLASS (e_meeting_time_selector_parent_class)->expose_event)
-		(*GTK_WIDGET_CLASS (e_meeting_time_selector_parent_class)->expose_event)(widget, event);
+	if (GTK_WIDGET_CLASS (e_meeting_time_selector_parent_class)->draw)
+		(*GTK_WIDGET_CLASS (e_meeting_time_selector_parent_class)->draw)(widget, cr);
 
 	return FALSE;
 }
 
 static void
-e_meeting_time_selector_draw_shadow (EMeetingTimeSelector *mts)
+e_meeting_time_selector_draw_shadow (EMeetingTimeSelector *mts, cairo_t *cr)
 {
 	GtkAllocation allocation;
-	GdkWindow *window;
 	GtkStyle *style;
 	gint x, y, w, h;
 
+	cairo_save (cr);
+
 	/* Draw the shadow around the graphical displays. */
 	gtk_widget_get_allocation (mts->display_top, &allocation);
 	x = allocation.x - 2;
@@ -1240,11 +1226,12 @@ e_meeting_time_selector_draw_shadow (EMeetingTimeSelector *mts)
 	h = allocation.height + allocation.height + 4;
 
 	style = gtk_widget_get_style (GTK_WIDGET (mts));
-	window = gtk_widget_get_window (GTK_WIDGET (mts));
 
 	gtk_paint_shadow (
-		style, window, GTK_STATE_NORMAL,
-		GTK_SHADOW_IN, NULL, NULL, NULL, x, y, w, h);
+		style, cr, GTK_STATE_NORMAL,
+		GTK_SHADOW_IN, NULL, NULL, x, y, w, h);
+
+	cairo_restore (cr);
 }
 
 /* When the main canvas scrolls, we scroll the other canvases. */
@@ -2451,7 +2438,7 @@ e_meeting_time_selector_on_canvas_realized (GtkWidget *widget,
 	GdkWindow *window;
 
 	window = gtk_layout_get_bin_window (GTK_LAYOUT (widget));
-	gdk_window_set_back_pixmap (window, NULL, FALSE);
+	gdk_window_set_background_pattern (window, NULL);
 }
 
 /* This is called when the meeting start time GnomeDateEdit is changed,