forked from AuroraMiddleware/gtk
120 lines
3.8 KiB
C
120 lines
3.8 KiB
C
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/* GDK - The GIMP Drawing Kit
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* Copyright (C) 2020 Red Hat
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "config.h"
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#include "gdktoplevelsizeprivate.h"
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/**
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* SECTION:gdktoplevelsize
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* @Title: GdkToplevelSize
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* @Short_description: Information for computing toplevel size
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*
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* The GdkToplevelSIze struct contains information that may be useful
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* for users of GdkToplevel to compute a surface size. It also carries
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* information back with the computational result.
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*/
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G_DEFINE_POINTER_TYPE (GdkToplevelSize, gdk_toplevel_size)
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#define UNCONFIGURED_WIDTH 400
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#define UNCONFIGURED_HEIGHT 300
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void
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gdk_toplevel_size_init (GdkToplevelSize *size,
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int bounds_width,
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int bounds_height)
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{
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*size = (GdkToplevelSize) { 0 };
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size->bounds_width = bounds_width;
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size->bounds_height = bounds_height;
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size->width = UNCONFIGURED_WIDTH;
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size->height = UNCONFIGURED_HEIGHT;
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}
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/**
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* gdk_toplevel_size_get_bounds:
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* @size: a #GdkToplevelSize
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* @bounds_width: (out): return location for width
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* @bounds_height: (out): return location for height
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*
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* Retrieves the bounds the toplevel is placed within.
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*
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* The bounds represent the largest size a toplevel may have while still being
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* able to fit within some type of boundery. Depending on the backend, this may
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* be equivalent to the dimensions of the work area or the monitor on which the
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* window is being presented on, or something else that limits the way a
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* toplevel can be presented.
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*/
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void
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gdk_toplevel_size_get_bounds (GdkToplevelSize *size,
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int *bounds_width,
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int *bounds_height)
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{
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g_return_if_fail (bounds_width);
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g_return_if_fail (bounds_height);
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*bounds_width = size->bounds_width;
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*bounds_height = size->bounds_height;
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}
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/**
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* gdk_toplevel_size_set_size:
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* @size: a #GdkToplevelSize
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* @width: the width
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* @height: the height
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*
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* Sets the size the toplevel prefers to be resized to. The size should be
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* within the bounds (see gdk_toplevel_size_get_bounds()). The set size should
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* be considered as a hint, and should not be assumed to be respected by the
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* windowing system, or backend.
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*/
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void
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gdk_toplevel_size_set_size (GdkToplevelSize *size,
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int width,
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int height)
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{
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size->width = width;
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size->height = height;
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}
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/**
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* gdk_toplevel_size_set_min_size:
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* @size: a #GdkToplevelSize
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* @min_width: the minimum width
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* @min_height: the minimum height
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*
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* The minimum size corresponds to the limitations the toplevel can be shrunk
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* to, without resulting in incorrect painting. A user of a #GdkToplevel should
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* calculate these given both the existing size, and the bounds retrieved from
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* the #GdkToplevelSize object.
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*
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* The minimum size should be within the bounds (see
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* gdk_toplevel_size_get_bounds()).
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*/
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void
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gdk_toplevel_size_set_min_size (GdkToplevelSize *size,
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int min_width,
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int min_height)
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{
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size->min_width = min_width;
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size->min_height = min_height;
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}
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