tooltip: Use the actual size of the window we're going to show

It's easy by realizing the window first.

Don't try to guess the alorithm used by gtkwindow.c for sizing the
window, it might not be what we expect.
This commit is contained in:
Benjamin Otte 2011-04-27 00:25:48 +02:00
parent 85aebe74cf
commit c7e5d0c63d

View File

@ -34,6 +34,7 @@
#include "gtkhbox.h"
#include "gtkalignment.h"
#include "gtksizerequest.h"
#include "gtkwindowprivate.h"
/**
@ -1004,22 +1005,23 @@ gtk_tooltip_position (GtkTooltip *tooltip,
GdkDisplay *display,
GtkWidget *new_tooltip_widget)
{
gint x, y;
gint x, y, width, height;
GdkScreen *screen;
gint monitor_num;
GdkRectangle monitor;
GtkRequisition requisition;
guint cursor_size;
GdkRectangle bounds;
#define MAX_DISTANCE 32
gtk_widget_realize (GTK_WIDGET (tooltip->current_window));
tooltip->tooltip_widget = new_tooltip_widget;
screen = gtk_widget_get_screen (new_tooltip_widget);
gtk_widget_get_preferred_size (GTK_WIDGET (tooltip->current_window),
&requisition, NULL);
width = gtk_widget_get_allocated_width (GTK_WIDGET (tooltip->current_window));
height = gtk_widget_get_allocated_height (GTK_WIDGET (tooltip->current_window));
monitor_num = gdk_screen_get_monitor_at_point (screen,
tooltip->last_x,
@ -1033,10 +1035,10 @@ gtk_tooltip_position (GtkTooltip *tooltip,
cursor_size = gdk_display_get_default_cursor_size (display);
/* Try below */
x = bounds.x + bounds.width / 2 - requisition.width / 2;
x = bounds.x + bounds.width / 2 - width / 2;
y = bounds.y + bounds.height + 4;
if (y + requisition.height <= monitor.y + monitor.height)
if (y + height <= monitor.y + monitor.height)
{
if (tooltip->keyboard_mode_enabled)
goto found;
@ -1045,28 +1047,28 @@ gtk_tooltip_position (GtkTooltip *tooltip,
{
if (tooltip->last_x + cursor_size + MAX_DISTANCE < x)
x = tooltip->last_x + cursor_size + MAX_DISTANCE;
else if (x + requisition.width < tooltip->last_x - MAX_DISTANCE)
x = tooltip->last_x - MAX_DISTANCE - requisition.width;
else if (x + width < tooltip->last_x - MAX_DISTANCE)
x = tooltip->last_x - MAX_DISTANCE - width;
goto found;
}
}
/* Try above */
x = bounds.x + bounds.width / 2 - requisition.width / 2;
y = bounds.y - requisition.height - 4;
x = bounds.x + bounds.width / 2 - width / 2;
y = bounds.y - height - 4;
if (y >= monitor.y)
{
if (tooltip->keyboard_mode_enabled)
goto found;
if (y + requisition.height >= tooltip->last_y - MAX_DISTANCE)
if (y + height >= tooltip->last_y - MAX_DISTANCE)
{
if (tooltip->last_x + cursor_size + MAX_DISTANCE < x)
x = tooltip->last_x + cursor_size + MAX_DISTANCE;
else if (x + requisition.width < tooltip->last_x - MAX_DISTANCE)
x = tooltip->last_x - MAX_DISTANCE - requisition.width;
else if (x + width < tooltip->last_x - MAX_DISTANCE)
x = tooltip->last_x - MAX_DISTANCE - width;
goto found;
}
@ -1074,9 +1076,9 @@ gtk_tooltip_position (GtkTooltip *tooltip,
/* Try right FIXME: flip on rtl ? */
x = bounds.x + bounds.width + 4;
y = bounds.y + bounds.height / 2 - requisition.height / 2;
y = bounds.y + bounds.height / 2 - height / 2;
if (x + requisition.width <= monitor.x + monitor.width)
if (x + width <= monitor.x + monitor.width)
{
if (tooltip->keyboard_mode_enabled)
goto found;
@ -1085,28 +1087,28 @@ gtk_tooltip_position (GtkTooltip *tooltip,
{
if (tooltip->last_y + cursor_size + MAX_DISTANCE < y)
y = tooltip->last_y + cursor_size + MAX_DISTANCE;
else if (y + requisition.height < tooltip->last_y - MAX_DISTANCE)
y = tooltip->last_y - MAX_DISTANCE - requisition.height;
else if (y + height < tooltip->last_y - MAX_DISTANCE)
y = tooltip->last_y - MAX_DISTANCE - height;
goto found;
}
}
/* Try left FIXME: flip on rtl ? */
x = bounds.x - requisition.width - 4;
y = bounds.y + bounds.height / 2 - requisition.height / 2;
x = bounds.x - width - 4;
y = bounds.y + bounds.height / 2 - height / 2;
if (x >= monitor.x)
{
if (tooltip->keyboard_mode_enabled)
goto found;
if (x + requisition.width >= tooltip->last_x - MAX_DISTANCE)
if (x + width >= tooltip->last_x - MAX_DISTANCE)
{
if (tooltip->last_y + cursor_size + MAX_DISTANCE < y)
y = tooltip->last_y + cursor_size + MAX_DISTANCE;
else if (y + requisition.height < tooltip->last_y - MAX_DISTANCE)
y = tooltip->last_y - MAX_DISTANCE - requisition.height;
else if (y + height < tooltip->last_y - MAX_DISTANCE)
y = tooltip->last_y - MAX_DISTANCE - height;
goto found;
}
@ -1115,7 +1117,7 @@ gtk_tooltip_position (GtkTooltip *tooltip,
/* Fallback */
if (tooltip->keyboard_mode_enabled)
{
x = bounds.x + bounds.width / 2 - requisition.width / 2;
x = bounds.x + bounds.width / 2 - width / 2;
y = bounds.y + bounds.height + 4;
}
else
@ -1129,22 +1131,22 @@ found:
/* Show it */
if (tooltip->current_window)
{
if (x + requisition.width > monitor.x + monitor.width)
x -= x - (monitor.x + monitor.width) + requisition.width;
if (x + width > monitor.x + monitor.width)
x -= x - (monitor.x + monitor.width) + width;
else if (x < monitor.x)
x = monitor.x;
if (y + requisition.height > monitor.y + monitor.height)
y -= y - (monitor.y + monitor.height) + requisition.height;
if (y + height > monitor.y + monitor.height)
y -= y - (monitor.y + monitor.height) + height;
else if (y < monitor.y)
y = monitor.y;
if (!tooltip->keyboard_mode_enabled)
{
/* don't pop up under the pointer */
if (x <= tooltip->last_x && tooltip->last_x < x + requisition.width &&
y <= tooltip->last_y && tooltip->last_y < y + requisition.height)
y = tooltip->last_y - requisition.height - 2;
if (x <= tooltip->last_x && tooltip->last_x < x + width &&
y <= tooltip->last_y && tooltip->last_y < y + height)
y = tooltip->last_y - height - 2;
}
gtk_window_move (GTK_WINDOW (tooltip->current_window), x, y);