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Optionally attach modal dialogs

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Add a preference /apps/mutter/general/attach_modal_dialogs. When true, instead
of having independent titlebars, modal dialogs appear attached to the titlebar
of the parent window and are moved together with the parent window.
https://bugzilla.gnome.org/show_bug.cgi?id=612726
This commit is contained in:
Maxim Ermilov
2010-09-10 13:55:20 +04:00
parent bb1ab0afd9
commit 66105c6e7e
8 changed files with 181 additions and 2 deletions
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48
src/core/constraints.c
View File

@@ -140,7 +140,10 @@ typedef struct
GList *usable_screen_region;
GList *usable_monitor_region;
} ConstraintInfo;
static gboolean constrain_modal_dialog (MetaWindow *window,
ConstraintInfo *info,
ConstraintPriority priority,
gboolean check_only);
static gboolean constrain_maximization (MetaWindow *window,
ConstraintInfo *info,
ConstraintPriority priority,
@@ -210,6 +213,7 @@ typedef struct {
} Constraint;
static const Constraint all_constraints[] = {
{constrain_modal_dialog, "constrain_modal_dialog"},
{constrain_maximization, "constrain_maximization"},
{constrain_fullscreen, "constrain_fullscreen"},
{constrain_size_increments, "constrain_size_increments"},
@@ -726,6 +730,48 @@ get_size_limits (const MetaWindow *window,
}
}
static gboolean
constrain_modal_dialog (MetaWindow *window,
ConstraintInfo *info,
ConstraintPriority priority,
gboolean check_only)
{
int x, y;
MetaWindow *parent = meta_window_get_transient_for (window);
gboolean constraint_already_satisfied;
if (!meta_prefs_get_attach_modal_dialogs ())
return TRUE;
if (window->type != META_WINDOW_MODAL_DIALOG || !parent || parent == window)
return TRUE;
x = parent->rect.x + (parent->rect.width / 2 - info->current.width / 2);
y = 0;
if (parent->frame)
{
MetaFrameGeometry fgeom;
x += parent->frame->rect.x;
y += parent->frame->rect.y;
meta_frame_calc_geometry (parent->frame, &fgeom);
y += fgeom.top_height;
y += info->fgeom->top_height;
}
else
y = parent->rect.y + info->fgeom->top_height;
constraint_already_satisfied = (x == info->current.x) && (y == info->current.y);
if (check_only || constraint_already_satisfied)
return constraint_already_satisfied;
info->current.y = y;
info->current.x = x;
return TRUE;
}
static gboolean
constrain_maximization (MetaWindow *window,
ConstraintInfo *info,