* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
*
* This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
+ * modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Library General Public License for more details.
+ * Lesser General Public License for more details.
*
- * You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the Free
- * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
*/
+
+/*
+ * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
+ * file for a list of people on the GTK+ Team. See the ChangeLog
+ * files for a list of changes. These files are distributed with
+ * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
+ */
+
+#include <config.h>
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
+#include "gtklabel.h"
#include "gtkmain.h"
+#include "gtkmenuitem.h"
+#include "gtkprivate.h"
#include "gtkwidget.h"
#include "gtkwindow.h"
-#include "gtksignal.h"
#include "gtkstyle.h"
#include "gtktooltips.h"
+#include "gtkintl.h"
+#include "gtkalias.h"
#define DEFAULT_DELAY 500 /* Default delay in ms */
+#define STICKY_DELAY 0 /* Delay before popping up next tip
+ * if we're sticky
+ */
+#define STICKY_REVERT_DELAY 1000 /* Delay before sticky tooltips revert
+ * to normal
+ */
+static void gtk_tooltips_destroy (GtkObject *object);
-static gint gtk_tooltips_event_handler (GtkWidget *widget,
+static void gtk_tooltips_event_handler (GtkWidget *widget,
GdkEvent *event);
static void gtk_tooltips_widget_unmap (GtkWidget *widget,
gpointer data);
gpointer data);
static void gtk_tooltips_set_active_widget (GtkTooltips *tooltips,
GtkWidget *widget);
-static gint gtk_tooltips_widget_visible (GtkWidget *widget);
static gint gtk_tooltips_timeout (gpointer data);
-static void gtk_tooltips_create_window (GtkTooltips *tooltips);
+
+static gint gtk_tooltips_paint_window (GtkTooltips *tooltips);
static void gtk_tooltips_draw_tips (GtkTooltips *tooltips);
-static void gtk_tooltips_real_destroy (GtkTooltips *tooltips);
+static void gtk_tooltips_unset_tip_window (GtkTooltips *tooltips);
-GtkTooltips *
-gtk_tooltips_new ()
+static gboolean get_keyboard_mode (GtkWidget *widget);
+
+static const gchar tooltips_data_key[] = "_GtkTooltipsData";
+static const gchar tooltips_info_key[] = "_GtkTooltipsInfo";
+
+G_DEFINE_TYPE (GtkTooltips, gtk_tooltips, GTK_TYPE_OBJECT)
+
+static void
+gtk_tooltips_class_init (GtkTooltipsClass *class)
{
- GtkTooltips *tooltips;
+ GtkObjectClass *object_class;
- tooltips = g_new0 (GtkTooltips, 1);
+ object_class = (GtkObjectClass*) class;
- if (tooltips != NULL)
- {
- tooltips->ref_count = 1;
-
- tooltips->enabled = TRUE;
- tooltips->numwidgets = 0;
- tooltips->delay = DEFAULT_DELAY;
- tooltips->widget_list = NULL;
- tooltips->gc = NULL;
- tooltips->foreground = NULL;
- tooltips->background = NULL;
- tooltips->tip_window = NULL;
- }
+ object_class->destroy = gtk_tooltips_destroy;
+}
- return tooltips;
+static void
+gtk_tooltips_init (GtkTooltips *tooltips)
+{
+ tooltips->tip_window = NULL;
+ tooltips->active_tips_data = NULL;
+ tooltips->tips_data_list = NULL;
+
+ tooltips->delay = DEFAULT_DELAY;
+ tooltips->enabled = TRUE;
+ tooltips->timer_tag = 0;
+ tooltips->use_sticky_delay = FALSE;
+ tooltips->last_popdown.tv_sec = -1;
+ tooltips->last_popdown.tv_usec = -1;
}
-GtkTooltips*
-gtk_tooltips_ref (GtkTooltips *tooltips)
+GtkTooltips *
+gtk_tooltips_new (void)
{
- g_return_val_if_fail (tooltips != NULL, NULL);
- tooltips->ref_count += 1;
- return tooltips;
+ return g_object_new (GTK_TYPE_TOOLTIPS, NULL);
}
-void
-gtk_tooltips_unref (GtkTooltips *tooltips)
+static void
+gtk_tooltips_destroy_data (GtkTooltipsData *tooltipsdata)
{
- g_return_if_fail (tooltips != NULL);
- tooltips->ref_count -= 1;
- if (tooltips->ref_count == 0)
- gtk_tooltips_real_destroy (tooltips);
+ g_free (tooltipsdata->tip_text);
+ g_free (tooltipsdata->tip_private);
+
+ g_signal_handlers_disconnect_by_func (tooltipsdata->widget,
+ gtk_tooltips_event_handler,
+ tooltipsdata);
+ g_signal_handlers_disconnect_by_func (tooltipsdata->widget,
+ gtk_tooltips_widget_unmap,
+ tooltipsdata);
+ g_signal_handlers_disconnect_by_func (tooltipsdata->widget,
+ gtk_tooltips_widget_remove,
+ tooltipsdata);
+
+ g_object_set_data (G_OBJECT (tooltipsdata->widget), I_(tooltips_data_key), NULL);
+ g_object_unref (tooltipsdata->widget);
+ g_free (tooltipsdata);
}
-void
-gtk_tooltips_free_string (gpointer data, gpointer user_data)
+static void
+tip_window_display_closed (GdkDisplay *display,
+ gboolean was_error,
+ GtkTooltips *tooltips)
{
- if (data)
- g_free (data);
+ gtk_tooltips_unset_tip_window (tooltips);
}
static void
-gtk_tooltips_destroy_data (GtkTooltips *tooltips,
- GtkTooltipsData *tooltipsdata)
-{
- g_free (tooltipsdata->tips_text);
- g_list_foreach (tooltipsdata->row, gtk_tooltips_free_string, 0);
- if (tooltipsdata->row)
- g_list_free (tooltipsdata->row);
- gtk_signal_disconnect_by_data (GTK_OBJECT (tooltipsdata->widget),
- (gpointer) tooltips);
- g_free (tooltipsdata);
+disconnect_tip_window_display_closed (GtkTooltips *tooltips)
+{
+ g_signal_handlers_disconnect_by_func (gtk_widget_get_display (tooltips->tip_window),
+ (gpointer) tip_window_display_closed,
+ tooltips);
}
static void
-gtk_tooltips_real_destroy (GtkTooltips *tooltips)
+gtk_tooltips_unset_tip_window (GtkTooltips *tooltips)
{
+ if (tooltips->tip_window)
+ {
+ disconnect_tip_window_display_closed (tooltips);
+
+ gtk_widget_destroy (tooltips->tip_window);
+ tooltips->tip_window = NULL;
+ }
+}
+
+static void
+gtk_tooltips_destroy (GtkObject *object)
+{
+ GtkTooltips *tooltips = GTK_TOOLTIPS (object);
GList *current;
GtkTooltipsData *tooltipsdata;
g_return_if_fail (tooltips != NULL);
- if (tooltips->timer_active == TRUE)
+ if (tooltips->timer_tag)
{
- tooltips->timer_active = FALSE;
- gtk_timeout_remove (tooltips->timer_tag);
+ g_source_remove (tooltips->timer_tag);
+ tooltips->timer_tag = 0;
}
- if (tooltips->widget_list != NULL)
+ if (tooltips->tips_data_list != NULL)
{
- current = g_list_first (tooltips->widget_list);
+ current = g_list_first (tooltips->tips_data_list);
while (current != NULL)
{
tooltipsdata = (GtkTooltipsData*) current->data;
- gtk_tooltips_destroy_data (tooltips, tooltipsdata);
current = current->next;
+ gtk_tooltips_widget_remove (tooltipsdata->widget, tooltipsdata);
}
- g_list_free (tooltips->widget_list);
}
- if (tooltips->tip_window != NULL)
- gtk_widget_destroy (tooltips->tip_window);
-
- if (tooltips->gc != NULL)
- gdk_gc_destroy (tooltips->gc);
+ gtk_tooltips_unset_tip_window (tooltips);
- g_free (tooltips);
+ GTK_OBJECT_CLASS (gtk_tooltips_parent_class)->destroy (object);
}
static void
-gtk_tooltips_create_window (GtkTooltips *tooltips)
+gtk_tooltips_update_screen (GtkTooltips *tooltips,
+ gboolean new_window)
{
- tooltips->tip_window = gtk_window_new (GTK_WINDOW_POPUP);
- gtk_window_set_policy (GTK_WINDOW (tooltips->tip_window), FALSE, FALSE, TRUE);
- gtk_widget_realize (tooltips->tip_window);
-}
+ gboolean screen_changed = FALSE;
+
+ if (tooltips->active_tips_data &&
+ tooltips->active_tips_data->widget)
+ {
+ GdkScreen *screen = gtk_widget_get_screen (tooltips->active_tips_data->widget);
-static void
-gtk_tooltips_layout_text (GtkTooltips *tooltips, GtkTooltipsData *data)
-{
- gchar *row_end, *text, *row_text, *break_pos;
- gint i, row_width, window_width = 0;
- size_t len;
+ screen_changed = (screen != gtk_widget_get_screen (tooltips->tip_window));
- if (tooltips->tip_window == NULL)
- gtk_tooltips_create_window (tooltips);
+ if (screen_changed)
+ {
+ if (!new_window)
+ disconnect_tip_window_display_closed (tooltips);
+
+ gtk_window_set_screen (GTK_WINDOW (tooltips->tip_window), screen);
+ }
+ }
- g_list_foreach (data->row, gtk_tooltips_free_string, 0);
- if (data->row)
- g_list_free (data->row);
- data->row = 0;
- data->font = tooltips->tip_window->style->font;
- data->width = 0;
+ if (screen_changed || new_window)
+ g_signal_connect (gtk_widget_get_display (tooltips->tip_window), "closed",
+ G_CALLBACK (tip_window_display_closed), tooltips);
- text = data->tips_text;
- if (!text)
- return;
+}
- while (*text)
+void
+gtk_tooltips_force_window (GtkTooltips *tooltips)
+{
+ g_return_if_fail (GTK_IS_TOOLTIPS (tooltips));
+
+ if (!tooltips->tip_window)
{
- row_end = strchr (text, '\n');
- if (!row_end)
- row_end = strchr (text, '\0');
-
- len = row_end - text + 1;
- row_text = g_new(gchar, len);
- memcpy (row_text, text, len - 1);
- row_text[len - 1] = '\0';
-
- /* now either adjust the window's width or shorten the row until
- it fits in the window */
-
- while (1)
- {
- row_width = gdk_string_width (data->font, row_text);
- if (!window_width)
- {
- /* make an initial guess at window's width: */
-
- if (row_width > gdk_screen_width () / 4)
- window_width = gdk_screen_width () / 4;
- else
- window_width = row_width;
- }
- if (row_width <= window_width)
- break;
-
- if (strchr (row_text, ' '))
- {
- /* the row is currently too wide, but we have blanks in
- the row so we can break it into smaller pieces */
-
- gint avg_width = row_width / strlen (row_text);
-
- i = window_width;
- if (avg_width)
- i /= avg_width;
- if ((size_t) i >= len)
- i = len - 1;
-
- break_pos = strchr (row_text + i, ' ');
- if (!break_pos)
- {
- break_pos = row_text + i;
- while (*--break_pos != ' ');
- }
- *break_pos = '\0';
- }
- else
- {
- /* we can't break this row into any smaller pieces, so
- we have no choice but to widen the window: */
-
- window_width = row_width;
- break;
- }
- }
- if (row_width > data->width)
- data->width = row_width;
- data->row = g_list_append (data->row, row_text);
- text += strlen (row_text);
- if (!*text)
- break;
-
- if (text[0] == '\n' && text[1])
- /* end of paragraph and there is more text to come */
- data->row = g_list_append (data->row, 0);
- ++text; /* skip blank or newline */
+ tooltips->tip_window = gtk_window_new (GTK_WINDOW_POPUP);
+ gtk_window_set_type_hint (GTK_WINDOW (tooltips->tip_window), GDK_WINDOW_TYPE_HINT_TOOLTIP);
+ gtk_tooltips_update_screen (tooltips, TRUE);
+ gtk_widget_set_app_paintable (tooltips->tip_window, TRUE);
+ gtk_window_set_resizable (GTK_WINDOW (tooltips->tip_window), FALSE);
+ gtk_widget_set_name (tooltips->tip_window, "gtk-tooltips");
+ gtk_container_set_border_width (GTK_CONTAINER (tooltips->tip_window), 4);
+
+ g_signal_connect_swapped (tooltips->tip_window,
+ "expose_event",
+ G_CALLBACK (gtk_tooltips_paint_window),
+ tooltips);
+
+ tooltips->tip_label = gtk_label_new (NULL);
+ gtk_label_set_line_wrap (GTK_LABEL (tooltips->tip_label), TRUE);
+ gtk_misc_set_alignment (GTK_MISC (tooltips->tip_label), 0.5, 0.5);
+ gtk_widget_show (tooltips->tip_label);
+
+ gtk_container_add (GTK_CONTAINER (tooltips->tip_window), tooltips->tip_label);
+
+ g_signal_connect (tooltips->tip_window,
+ "destroy",
+ G_CALLBACK (gtk_widget_destroyed),
+ &tooltips->tip_window);
}
- data->width += 8; /* leave some border */
}
void
{
g_return_if_fail (tooltips != NULL);
- tooltips->enabled = FALSE;
+ gtk_tooltips_set_active_widget (tooltips, NULL);
- if (tooltips->timer_active == TRUE)
- {
- gtk_timeout_remove (tooltips->timer_tag);
- tooltips->timer_active = FALSE;
- }
-
- if (tooltips->active_widget != NULL)
- {
- if (tooltips->tip_window != NULL)
- gtk_widget_hide (tooltips->tip_window);
- tooltips->active_widget = NULL;
- }
+ tooltips->enabled = FALSE;
}
void
gtk_tooltips_set_delay (GtkTooltips *tooltips,
- gint delay)
+ guint delay)
{
g_return_if_fail (tooltips != NULL);
tooltips->delay = delay;
}
+GtkTooltipsData*
+gtk_tooltips_data_get (GtkWidget *widget)
+{
+ g_return_val_if_fail (widget != NULL, NULL);
+
+ return g_object_get_data (G_OBJECT (widget), tooltips_data_key);
+}
+
void
-gtk_tooltips_set_tips (GtkTooltips *tooltips,
- GtkWidget *widget,
- const gchar *tips_text)
+gtk_tooltips_set_tip (GtkTooltips *tooltips,
+ GtkWidget *widget,
+ const gchar *tip_text,
+ const gchar *tip_private)
{
GtkTooltipsData *tooltipsdata;
- g_return_if_fail (tooltips != NULL);
+ g_return_if_fail (GTK_IS_TOOLTIPS (tooltips));
g_return_if_fail (widget != NULL);
- if (gtk_object_get_data (GTK_OBJECT (widget), "_GtkTooltips") != NULL)
- gtk_tooltips_widget_remove (widget, NULL);
+ tooltipsdata = gtk_tooltips_data_get (widget);
- if (gtk_object_get_data (GTK_OBJECT (widget), "_GtkTooltips") != NULL)
- gtk_tooltips_widget_remove (widget, NULL);
+ if (!tip_text)
+ {
+ if (tooltipsdata)
+ gtk_tooltips_widget_remove (tooltipsdata->widget, tooltipsdata);
+ return;
+ }
- tooltipsdata = g_new(GtkTooltipsData, 1);
+ if (tooltips->active_tips_data
+ && tooltips->active_tips_data->widget == widget
+ && GTK_WIDGET_DRAWABLE (tooltips->active_tips_data->widget))
+ {
+ g_free (tooltipsdata->tip_text);
+ g_free (tooltipsdata->tip_private);
- if (tooltipsdata != NULL)
+ tooltipsdata->tip_text = g_strdup (tip_text);
+ tooltipsdata->tip_private = g_strdup (tip_private);
+
+ gtk_tooltips_draw_tips (tooltips);
+ }
+ else
{
- memset (tooltipsdata, 0, sizeof (*tooltipsdata));
+ g_object_ref (widget);
+
+ if (tooltipsdata)
+ gtk_tooltips_widget_remove (tooltipsdata->widget, tooltipsdata);
+
+ tooltipsdata = g_new0 (GtkTooltipsData, 1);
+
+ tooltipsdata->tooltips = tooltips;
tooltipsdata->widget = widget;
- tooltipsdata->tips_text = g_strdup (tips_text);
- if (!tooltipsdata->tips_text)
- {
- g_free (tooltipsdata);
- return;
- }
-
- gtk_tooltips_layout_text (tooltips, tooltipsdata);
- tooltips->widget_list = g_list_append (tooltips->widget_list,
- tooltipsdata);
- tooltips->numwidgets++;
+ tooltipsdata->tip_text = g_strdup (tip_text);
+ tooltipsdata->tip_private = g_strdup (tip_private);
- gtk_signal_connect_after(GTK_OBJECT (widget), "event",
- (GtkSignalFunc) gtk_tooltips_event_handler,
- (gpointer) tooltips);
+ tooltips->tips_data_list = g_list_append (tooltips->tips_data_list,
+ tooltipsdata);
+ g_signal_connect_after (widget, "event_after",
+ G_CALLBACK (gtk_tooltips_event_handler),
+ tooltipsdata);
- gtk_object_set_data (GTK_OBJECT (widget), "_GtkTooltips",
- (gpointer) tooltips);
+ g_object_set_data (G_OBJECT (widget), I_(tooltips_data_key),
+ tooltipsdata);
- gtk_signal_connect (GTK_OBJECT (widget), "destroy",
- (GtkSignalFunc) gtk_tooltips_widget_remove,
- (gpointer) tooltips);
+ g_signal_connect (widget, "unmap",
+ G_CALLBACK (gtk_tooltips_widget_unmap),
+ tooltipsdata);
- gtk_signal_connect (GTK_OBJECT (widget), "unmap",
- (GtkSignalFunc) gtk_tooltips_widget_unmap,
- (gpointer) tooltips);
+ g_signal_connect (widget, "unrealize",
+ G_CALLBACK (gtk_tooltips_widget_unmap),
+ tooltipsdata);
- gtk_signal_connect (GTK_OBJECT (widget), "unrealize",
- (GtkSignalFunc) gtk_tooltips_widget_unmap,
- (gpointer) tooltips);
+ g_signal_connect (widget, "destroy",
+ G_CALLBACK (gtk_tooltips_widget_remove),
+ tooltipsdata);
}
}
-void
-gtk_tooltips_set_colors (GtkTooltips *tooltips,
- GdkColor *background,
- GdkColor *foreground)
+static gint
+gtk_tooltips_paint_window (GtkTooltips *tooltips)
{
- g_return_if_fail (tooltips != NULL);
+ GtkRequisition req;
+
+ gtk_widget_size_request (tooltips->tip_window, &req);
+ gtk_paint_flat_box (tooltips->tip_window->style, tooltips->tip_window->window,
+ GTK_STATE_NORMAL, GTK_SHADOW_OUT,
+ NULL, GTK_WIDGET(tooltips->tip_window), "tooltip",
+ 0, 0, req.width, req.height);
- if (background != NULL)
- tooltips->foreground = foreground;
- if (foreground != NULL)
- tooltips->background = background;
+ return FALSE;
}
static void
-gtk_tooltips_draw_tips (GtkTooltips * tooltips)
+gtk_tooltips_draw_tips (GtkTooltips *tooltips)
{
+ GtkRequisition requisition;
GtkWidget *widget;
- GtkStyle *style;
- gint gap, x, y, w, h, scr_w, scr_h, baseline_skip;
+ gint x, y, w, h;
GtkTooltipsData *data;
- GList *el;
+ gboolean keyboard_mode;
+ GdkScreen *screen;
+ GdkScreen *pointer_screen;
+ gint monitor_num, px, py;
+ GdkRectangle monitor;
+ GtkWindow *toplevel;
+
+ if (!tooltips->tip_window)
+ gtk_tooltips_force_window (tooltips);
+ else if (GTK_WIDGET_VISIBLE (tooltips->tip_window))
+ g_get_current_time (&tooltips->last_popdown);
+
+ gtk_widget_ensure_style (tooltips->tip_window);
+
+ widget = tooltips->active_tips_data->widget;
+ g_object_set_data (G_OBJECT (tooltips->tip_window), I_(tooltips_info_key),
+ tooltips);
+
+ keyboard_mode = get_keyboard_mode (widget);
+
+ gtk_tooltips_update_screen (tooltips, FALSE);
+
+ screen = gtk_widget_get_screen (widget);
+
+ data = tooltips->active_tips_data;
- if (tooltips->tip_window == NULL)
+ gtk_label_set_text (GTK_LABEL (tooltips->tip_label), data->tip_text);
+
+ gtk_widget_size_request (tooltips->tip_window, &requisition);
+ w = requisition.width;
+ h = requisition.height;
+
+ gdk_window_get_origin (widget->window, &x, &y);
+ if (GTK_WIDGET_NO_WINDOW (widget))
{
- gtk_tooltips_create_window (tooltips);
+ x += widget->allocation.x;
+ y += widget->allocation.y;
}
- else
- gtk_widget_hide (tooltips->tip_window);
- style = tooltips->tip_window->style;
-
- widget = tooltips->active_widget->widget;
-
- scr_w = gdk_screen_width ();
- scr_h = gdk_screen_height ();
-
- data = tooltips->active_widget;
- if (data->font != style->font)
- gtk_tooltips_layout_text (tooltips, data);
-
- gap = (style->font->ascent + style->font->descent) / 4;
- if (gap < 2)
- gap = 2;
- baseline_skip = style->font->ascent + style->font->descent + gap;
- w = data->width;
- h = 8 - gap;
- for (el = data->row; el; el = el->next)
- if (el->data)
- h += baseline_skip;
- else
- h += baseline_skip / 2;
- if (h < 8)
- h = 8;
-
- gdk_window_get_pointer (NULL, &x, NULL, NULL);
- gdk_window_get_origin (widget->window, NULL, &y);
-
- x -= ((w >> 1) + 4);
-
- if ((x + w) > scr_w)
- x -= (x + w) - scr_w;
- else if (x < 0)
- x = 0;
-
- if ((y + h + widget->allocation.height + 4) > scr_h)
+ x += widget->allocation.width / 2;
+
+ if (!keyboard_mode)
+ gdk_window_get_pointer (gdk_screen_get_root_window (screen),
+ &x, NULL, NULL);
+
+ x -= (w / 2 + 4);
+
+ gdk_display_get_pointer (gdk_screen_get_display (screen),
+ &pointer_screen, &px, &py, NULL);
+ if (pointer_screen != screen)
+ {
+ px = x;
+ py = y;
+ }
+ monitor_num = gdk_screen_get_monitor_at_point (screen, px, py);
+ gdk_screen_get_monitor_geometry (screen, monitor_num, &monitor);
+
+ if ((x + w) > monitor.x + monitor.width)
+ x -= (x + w) - (monitor.x + monitor.width);
+ else if (x < monitor.x)
+ x = monitor.x;
+
+ if ((y + h + widget->allocation.height + 4) > monitor.y + monitor.height)
y = y - h - 4;
else
y = y + widget->allocation.height + 4;
- gtk_widget_set_usize (tooltips->tip_window, w + 1, h + 1);
- gtk_widget_popup (tooltips->tip_window, x, y);
+ toplevel = GTK_WINDOW (gtk_widget_get_toplevel (widget));
+ if (toplevel && GTK_IS_WINDOW (toplevel))
+ gtk_window_set_transient_for (GTK_WINDOW (tooltips->tip_window), toplevel);
+
+ gtk_window_move (GTK_WINDOW (tooltips->tip_window), x, y);
+ gtk_widget_show (tooltips->tip_window);
+}
- if (tooltips->gc == NULL)
- tooltips->gc = gdk_gc_new (tooltips->tip_window->window);
+static gint
+gtk_tooltips_timeout (gpointer data)
+{
+ GtkTooltips *tooltips = (GtkTooltips *) data;
+
+ GDK_THREADS_ENTER ();
+
+ if (tooltips->active_tips_data != NULL &&
+ GTK_WIDGET_DRAWABLE (tooltips->active_tips_data->widget))
+ gtk_tooltips_draw_tips (tooltips);
- if (tooltips->background != NULL)
+ tooltips->timer_tag = 0;
+
+ GDK_THREADS_LEAVE ();
+
+ return FALSE;
+}
+
+static void
+gtk_tooltips_set_active_widget (GtkTooltips *tooltips,
+ GtkWidget *widget)
+{
+ if (tooltips->tip_window)
{
- gdk_gc_set_foreground (tooltips->gc, tooltips->background);
- gdk_gc_set_background (tooltips->gc, tooltips->foreground);
+ if (GTK_WIDGET_VISIBLE (tooltips->tip_window))
+ g_get_current_time (&tooltips->last_popdown);
+ gtk_widget_hide (tooltips->tip_window);
}
- else
+ if (tooltips->timer_tag)
{
- gdk_gc_set_foreground (tooltips->gc, &style->bg[GTK_STATE_NORMAL]);
- gdk_gc_set_background (tooltips->gc, &style->fg[GTK_STATE_NORMAL]);
+ g_source_remove (tooltips->timer_tag);
+ tooltips->timer_tag = 0;
}
-
- gdk_gc_set_font (tooltips->gc, style->font);
- gdk_draw_rectangle (tooltips->tip_window->window, tooltips->gc, TRUE, 0, 0, w, h);
-
- if (tooltips->foreground != NULL)
+
+ tooltips->active_tips_data = NULL;
+
+ if (widget)
{
- gdk_gc_set_foreground (tooltips->gc, tooltips->foreground);
- gdk_gc_set_background (tooltips->gc, tooltips->background);
+ GList *list;
+
+ for (list = tooltips->tips_data_list; list; list = list->next)
+ {
+ GtkTooltipsData *tooltipsdata;
+
+ tooltipsdata = list->data;
+
+ if (tooltipsdata->widget == widget &&
+ GTK_WIDGET_DRAWABLE (widget))
+ {
+ tooltips->active_tips_data = tooltipsdata;
+ break;
+ }
+ }
}
else
{
- gdk_gc_set_foreground (tooltips->gc, &style->fg[GTK_STATE_NORMAL]);
- gdk_gc_set_background (tooltips->gc, &style->bg[GTK_STATE_NORMAL]);
+ tooltips->use_sticky_delay = FALSE;
}
+}
- gdk_draw_rectangle (tooltips->tip_window->window, tooltips->gc, FALSE, 0, 0, w, h);
- y = style->font->ascent + 4;
+static void
+gtk_tooltips_show_tip (GtkWidget *widget)
+{
+ GtkTooltipsData *tooltipsdata;
- for (el = data->row; el; el = el->next)
+ tooltipsdata = gtk_tooltips_data_get (widget);
+
+ if (tooltipsdata &&
+ (!tooltipsdata->tooltips->active_tips_data ||
+ tooltipsdata->tooltips->active_tips_data->widget != widget))
{
- if (el->data)
- {
- gdk_draw_string (tooltips->tip_window->window, style->font,
- tooltips->gc, 4, y, el->data);
- y += baseline_skip;
- }
- else
- y += baseline_skip / 2;
+ gtk_tooltips_set_active_widget (tooltipsdata->tooltips, widget);
+ gtk_tooltips_draw_tips (tooltipsdata->tooltips);
}
}
-static gint
-gtk_tooltips_timeout (gpointer data)
+static void
+gtk_tooltips_hide_tip (GtkWidget *widget)
{
- GtkTooltips *tooltips = (GtkTooltips *) data;
+ GtkTooltipsData *tooltipsdata;
- if (tooltips->active_widget != NULL &&
- GTK_WIDGET_DRAWABLE (tooltips->active_widget->widget))
- gtk_tooltips_draw_tips (tooltips);
+ tooltipsdata = gtk_tooltips_data_get (widget);
- return FALSE;
+ if (tooltipsdata &&
+ (tooltipsdata->tooltips->active_tips_data &&
+ tooltipsdata->tooltips->active_tips_data->widget == widget))
+ gtk_tooltips_set_active_widget (tooltipsdata->tooltips, NULL);
}
-static gint
-gtk_tooltips_widget_visible (GtkWidget *widget)
+static gboolean
+gtk_tooltips_recently_shown (GtkTooltips *tooltips)
{
- GtkWidget *current;
+ GTimeVal now;
+ glong msec;
+
+ g_get_current_time (&now);
+ msec = (now.tv_sec - tooltips->last_popdown.tv_sec) * 1000 +
+ (now.tv_usec - tooltips->last_popdown.tv_usec) / 1000;
+ return (msec < STICKY_REVERT_DELAY);
+}
- current = widget;
+static gboolean
+get_keyboard_mode (GtkWidget *widget)
+{
+ GtkWidget *toplevel = gtk_widget_get_toplevel (widget);
+ if (GTK_IS_WINDOW (toplevel))
+ return GPOINTER_TO_UINT (g_object_get_data (G_OBJECT (toplevel), "gtk-tooltips-keyboard-mode"));
+ else
+ return FALSE;
+}
- while (current != NULL)
+static void
+start_keyboard_mode (GtkWidget *widget)
+{
+ GtkWidget *toplevel = gtk_widget_get_toplevel (widget);
+ if (GTK_IS_WINDOW (toplevel))
{
- if (!GTK_WIDGET_MAPPED (current) || !GTK_WIDGET_REALIZED (current))
- return FALSE;
- current = current->parent;
- }
+ GtkWidget *focus = GTK_WINDOW (toplevel)->focus_widget;
+
+ g_object_set_data (G_OBJECT (toplevel), I_("gtk-tooltips-keyboard-mode"), GUINT_TO_POINTER (TRUE));
- return TRUE;
+ if (focus)
+ gtk_tooltips_show_tip (focus);
+ }
}
static void
-gtk_tooltips_set_active_widget (GtkTooltips *tooltips,
- GtkWidget *widget)
+stop_keyboard_mode (GtkWidget *widget)
{
- GtkTooltipsData *tooltipsdata;
- GList *current;
+ GtkWidget *toplevel = gtk_widget_get_toplevel (widget);
+ if (GTK_IS_WINDOW (toplevel))
+ {
+ GtkWidget *focus = GTK_WINDOW (toplevel)->focus_widget;
+ if (focus)
+ gtk_tooltips_hide_tip (focus);
+
+ g_object_set_data (G_OBJECT (toplevel), I_("gtk-tooltips-keyboard-mode"), GUINT_TO_POINTER (FALSE));
+ }
+}
- current = g_list_first (tooltips->widget_list);
- tooltips->active_widget = NULL;
+static gboolean
+tooltips_enabled (GtkTooltips *tooltips, GtkWidget *w)
+{
+ GtkSettings *settings;
+ gboolean touchscreen;
- while (current != NULL)
- {
- tooltipsdata = (GtkTooltipsData*) current->data;
+ if (!tooltips->enabled)
+ return FALSE;
- if (widget == tooltipsdata->widget &&
- gtk_tooltips_widget_visible (tooltipsdata->widget) == TRUE)
- {
- tooltips->active_widget = tooltipsdata;
- return;
- }
+ settings = gtk_widget_get_settings (w);
+ g_object_get (settings, "gtk-touchscreen-mode", &touchscreen, NULL);
+
+ return !touchscreen;
+}
- current = current->next;
+static void
+gtk_tooltips_start_delay (GtkTooltips *tooltips,
+ GtkWidget *widget)
+{
+ GtkTooltipsData *old_tips_data;
+
+ old_tips_data = tooltips->active_tips_data;
+ if (tooltips_enabled (tooltips, widget) &&
+ (!old_tips_data || old_tips_data->widget != widget))
+ {
+ guint delay;
+
+ gtk_tooltips_set_active_widget (tooltips, widget);
+
+ if (tooltips->use_sticky_delay &&
+ gtk_tooltips_recently_shown (tooltips))
+ delay = STICKY_DELAY;
+ else
+ delay = tooltips->delay;
+ tooltips->timer_tag = g_timeout_add (delay,
+ gtk_tooltips_timeout,
+ (gpointer) tooltips);
}
}
-static gint
+static void
gtk_tooltips_event_handler (GtkWidget *widget,
GdkEvent *event)
{
GtkTooltips *tooltips;
- GtkTooltipsData *old_widget;
- gint returnval = FALSE;
-
- tooltips = (GtkTooltips*) gtk_object_get_data (GTK_OBJECT (widget),"_GtkTooltips");
-
- if (tooltips->enabled == FALSE)
- return returnval;
+ GtkTooltipsData *old_tips_data;
+ GtkWidget *event_widget;
+ gboolean keyboard_mode = get_keyboard_mode (widget);
if ((event->type == GDK_LEAVE_NOTIFY || event->type == GDK_ENTER_NOTIFY) &&
event->crossing.detail == GDK_NOTIFY_INFERIOR)
- return returnval;
+ return;
+
+ old_tips_data = gtk_tooltips_data_get (widget);
+ tooltips = old_tips_data->tooltips;
- if (event->type == GDK_LEAVE_NOTIFY)
+ if (keyboard_mode)
{
- if (tooltips->timer_active == TRUE)
+ switch (event->type)
{
- gtk_timeout_remove (tooltips->timer_tag);
- tooltips->timer_active = FALSE;
+ case GDK_FOCUS_CHANGE:
+ if (event->focus_change.in)
+ gtk_tooltips_show_tip (widget);
+ else
+ gtk_tooltips_hide_tip (widget);
+ break;
+ default:
+ break;
}
- if (tooltips->tip_window != NULL)
- gtk_widget_hide (tooltips->tip_window);
- tooltips->active_widget = NULL;
}
- else if (event->type == GDK_MOTION_NOTIFY || event->type == GDK_ENTER_NOTIFY)
+ else
{
- old_widget = tooltips->active_widget;
-#if 0
- if (widget->window != event->crossing.window)
- tooltips->active_widget = NULL;
- else
-#endif
- gtk_tooltips_set_active_widget (tooltips, widget);
-
- if (old_widget != tooltips->active_widget)
+ if (event->type != GDK_KEY_PRESS && event->type != GDK_KEY_RELEASE)
{
- if (tooltips->timer_active == TRUE)
- {
- gtk_timeout_remove (tooltips->timer_tag);
- tooltips->timer_active = FALSE;
- }
- if (tooltips->active_widget != NULL)
- {
- if (tooltips->tip_window != NULL)
- gtk_widget_hide (tooltips->tip_window);
-
- tooltips->timer_tag = gtk_timeout_add (tooltips->delay,
- gtk_tooltips_timeout, (gpointer) tooltips);
-
- tooltips->timer_active = TRUE;
- }
+ event_widget = gtk_get_event_widget (event);
+ if (event_widget != widget)
+ return;
}
- else if (tooltips->active_widget == NULL)
+
+ switch (event->type)
{
- if (tooltips->tip_window != NULL)
- gtk_widget_hide (tooltips->tip_window);
+ case GDK_EXPOSE:
+ /* do nothing */
+ break;
+ case GDK_ENTER_NOTIFY:
+ if (!(GTK_IS_MENU_ITEM (widget) && GTK_MENU_ITEM (widget)->submenu))
+ gtk_tooltips_start_delay (tooltips, widget);
+ break;
+
+ case GDK_LEAVE_NOTIFY:
+ {
+ gboolean use_sticky_delay;
+
+ use_sticky_delay = tooltips->tip_window &&
+ GTK_WIDGET_VISIBLE (tooltips->tip_window);
+ gtk_tooltips_set_active_widget (tooltips, NULL);
+ tooltips->use_sticky_delay = use_sticky_delay;
+ }
+ break;
+
+ case GDK_MOTION_NOTIFY:
+ /* Handle menu items specially ... pend popup for each motion
+ * on other widgets, we ignore motion.
+ */
+ if (GTK_IS_MENU_ITEM (widget) && !GTK_MENU_ITEM (widget)->submenu)
+ {
+ /* Completely evil hack to make sure we get the LEAVE_NOTIFY
+ */
+ GTK_PRIVATE_SET_FLAG (widget, GTK_LEAVE_PENDING);
+ gtk_tooltips_set_active_widget (tooltips, NULL);
+ gtk_tooltips_start_delay (tooltips, widget);
+ break;
+ }
+ break; /* ignore */
+ case GDK_BUTTON_PRESS:
+ case GDK_BUTTON_RELEASE:
+ case GDK_KEY_PRESS:
+ case GDK_KEY_RELEASE:
+ case GDK_PROXIMITY_IN:
+ case GDK_SCROLL:
+ gtk_tooltips_set_active_widget (tooltips, NULL);
+ break;
+ default:
+ break;
}
}
- else
- {
- if (tooltips->tip_window != NULL)
- gtk_widget_hide (tooltips->tip_window);
- }
-
- return returnval;
}
static void
gtk_tooltips_widget_unmap (GtkWidget *widget,
gpointer data)
{
- GtkTooltips *tooltips;
-
- tooltips = (GtkTooltips*) gtk_object_get_data (GTK_OBJECT (widget), "_GtkTooltips");
-
- if (tooltips->active_widget &&
- (tooltips->active_widget->widget == widget))
- {
- if (tooltips->tip_window != NULL)
- gtk_widget_hide (tooltips->tip_window);
- tooltips->active_widget = NULL;
- }
+ GtkTooltipsData *tooltipsdata = (GtkTooltipsData *)data;
+ GtkTooltips *tooltips = tooltipsdata->tooltips;
+
+ if (tooltips->active_tips_data &&
+ (tooltips->active_tips_data->widget == widget))
+ gtk_tooltips_set_active_widget (tooltips, NULL);
}
static void
gtk_tooltips_widget_remove (GtkWidget *widget,
gpointer data)
{
- GtkTooltips *tooltips;
- GtkTooltipsData *tooltipsdata;
- GList *list;
-
- tooltips = (GtkTooltips*) gtk_object_get_data (GTK_OBJECT (widget), "_GtkTooltips");
+ GtkTooltipsData *tooltipsdata = (GtkTooltipsData*) data;
+ GtkTooltips *tooltips = tooltipsdata->tooltips;
gtk_tooltips_widget_unmap (widget, data);
+ tooltips->tips_data_list = g_list_remove (tooltips->tips_data_list,
+ tooltipsdata);
+ gtk_tooltips_destroy_data (tooltipsdata);
+}
- list = g_list_first (tooltips->widget_list);
- while (list)
- {
- tooltipsdata = (GtkTooltipsData*) list->data;
+void
+_gtk_tooltips_toggle_keyboard_mode (GtkWidget *widget)
+{
+ if (get_keyboard_mode (widget))
+ stop_keyboard_mode (widget);
+ else
+ start_keyboard_mode (widget);
+}
+
+/**
+ * gtk_tooltips_get_info_from_tip_window:
+ * @tip_window: a #GtkWindow
+ * @tooltips: the return location for the tooltips which are displayed
+ * in @tip_window, or %NULL
+ * @current_widget: the return location for the widget whose tooltips
+ * are displayed, or %NULL
+ *
+ * Determines the tooltips and the widget they belong to from the window in
+ * which they are displayed.
+ *
+ * This function is mostly intended for use by accessibility technologies;
+ * applications should have little use for it.
+ *
+ * Return value: %TRUE if @tip_window is displaying tooltips, otherwise %FALSE.
+ *
+ * Since: 2.4
+ **/
+gboolean
+gtk_tooltips_get_info_from_tip_window (GtkWindow *tip_window,
+ GtkTooltips **tooltips,
+ GtkWidget **current_widget)
+{
+ GtkTooltips *current_tooltips;
+ gboolean has_tips;
- if (tooltipsdata->widget == widget)
- break;
+ g_return_val_if_fail (GTK_IS_WINDOW (tip_window), FALSE);
- list = list->next;
- }
+ current_tooltips = g_object_get_data (G_OBJECT (tip_window), tooltips_info_key);
- if (list)
- {
- tooltipsdata = (GtkTooltipsData*) list->data;
- tooltips->widget_list = g_list_remove (tooltips->widget_list,
- tooltipsdata);
- gtk_tooltips_destroy_data (tooltips, tooltipsdata);
- }
+ has_tips = current_tooltips != NULL;
+
+ if (tooltips)
+ *tooltips = current_tooltips;
+ if (current_widget)
+ *current_widget = has_tips ? current_tooltips->active_tips_data->widget : NULL;
- gtk_object_set_data (GTK_OBJECT (widget), "_GtkTooltips", NULL);
+ return has_tips;
}
+
+#define __GTK_TOOLTIPS_C__
+#include "gtkaliasdef.c"
projects / ~andy / gtk / blobdiff